CN213873173U - Electric water heater with double inner containers - Google Patents
Electric water heater with double inner containers Download PDFInfo
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- CN213873173U CN213873173U CN202022602882.2U CN202022602882U CN213873173U CN 213873173 U CN213873173 U CN 213873173U CN 202022602882 U CN202022602882 U CN 202022602882U CN 213873173 U CN213873173 U CN 213873173U
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Abstract
一种双内胆的电热水器，包括设置在壳体内的第二内胆和第一内胆，所述第二内胆内设置有第二螺旋缠绕管式换热器，第二纯水进管的一端插入第二内胆内并开口于第二内胆的底部，第二进水管的一端插入第二内胆内与第二螺旋缠绕管式换热器的最低处相连通，第二出水管的一端插入第二内胆内与第二螺旋缠绕管式换热器的最高处相连通；第一内胆内设置有第一螺旋缠绕管式换热器，第一纯水进管的一端插入第一内胆内并开口于第一内胆的底部，第一进水管的一端插入第一内胆内与第一螺旋缠绕管式换热器的最低处相连通，第一出水管的一端插入第一内胆内与第一螺旋缠绕管式换热器的最高处相连通。本实用新型具有换热效率高的特点。
An electric water heater with double inner liner comprises a second inner liner and a first inner liner arranged in a shell, wherein a second spiral wound tube type heat exchanger is arranged in the second inner liner, and a second pure water inlet pipe is provided in the second inner liner. One end of the second liner is inserted into the second liner and opened at the bottom of the second liner, one end of the second water inlet pipe is inserted into the second liner and communicated with the lowest part of the second spiral wound tube heat exchanger, and the second water outlet pipe One end of the heat exchanger is inserted into the second inner liner and communicated with the highest part of the second spirally wound tube heat exchanger; the first inner liner is provided with a first spirally wound tube heat exchanger, and one end of the first pure water inlet pipe is inserted into The first inner tank is opened at the bottom of the first inner tank, one end of the first water inlet pipe is inserted into the first inner tank and communicated with the lowest part of the first spiral wound tube heat exchanger, and one end of the first water outlet pipe is inserted into the first inner tank. The inside of the first inner tank is communicated with the highest part of the first spirally wound tubular heat exchanger. The utility model has the characteristics of high heat exchange efficiency.
Description
Technical Field
The utility model relates to an electric water heater with double inner containers.
Background
Chinese patent document No. CN1264021A discloses a double-liner electric water heater in 23.08.2000, and more particularly, to an electric water heater using two liners connected in series as a water reservoir, which is formed by connecting a control box with an indicator light, a change-over switch, a knob, a temperature controller, and a temperature limiter with a housing provided with a heat insulating layer and a water reservoir, wherein the water reservoir is formed by connecting two or more liners with water inlet pipes or water outlet pipes through connecting pipes. The double-liner electric water heater is not high in working efficiency enough, has potential safety hazards and needs to be improved.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an electric water heater of two inner bags that heat exchange efficiency is high to overcome the weak point among the prior art.
The electric water heater with the double inner containers is structurally characterized in that a second spiral wound tubular heat exchanger is arranged in the second inner container, one end of a second pure water inlet pipe is inserted into the second inner container and is opened at the bottom of the second inner container, one end of a second water inlet pipe is inserted into the second inner container and is communicated with the lowest part of the second spiral wound tubular heat exchanger, and one end of a second water outlet pipe is inserted into the second inner container and is communicated with the highest part of the second spiral wound tubular heat exchanger; a first spiral wound tube type heat exchanger is arranged in the first inner container, one end of a first pure water inlet pipe is inserted into the first inner container and is opened at the bottom of the first inner container, one end of a first water inlet pipe is inserted into the first inner container and is communicated with the lowest position of the first spiral wound tube type heat exchanger, and one end of a first water outlet pipe is inserted into the first inner container and is communicated with the highest position of the first spiral wound tube type heat exchanger; the other end of the second water inlet pipe is communicated with the other end of the first water outlet pipe.
Furthermore, a second electric heater and a second liquid level sensor which are electrically connected with an electric control board of the electric water heater respectively are arranged in the second inner container, and a first electric heater and a first liquid level sensor which are electrically connected with the electric control board respectively are arranged in the first inner container.
Further, the second electric heater is arranged in parallel with the first electric heater.
Furthermore, a second electronic thermometer electrically connected with the electric control board is arranged in the second inner container, and a temperature sensing detection end of the second electronic thermometer is inserted into the middle of the second inner container; a first electronic thermometer electrically connected with the electric control board is arranged in the first inner container, and the temperature sensing detection end of the first electronic thermometer is inserted into the middle part of the first inner container; wherein the preset temperature of the second electronic thermometer is T2, the preset temperature of the first electronic thermometer is T1, and T2 is greater than or equal to T1.
Further, a first heat preservation layer is arranged on the outer wall of the second inner container, and a second heat preservation layer is arranged on the outer wall of the first inner container.
Furthermore, the electric water heater with the double inner containers further comprises a first pure water overflow pipe and a second pure water overflow pipe, wherein one end of the first pure water overflow pipe is inserted into the first inner container and is opened at the upper part of the first inner container, and one end of the second pure water overflow pipe is inserted into the second inner container and is opened at the upper part of the second inner container; pure water serving as first preheated water is contained in the first inner container, the first spiral wound tube type heat exchanger is soaked in the first preheated water, pure water serving as second preheated water is contained in the second inner container, and the second spiral wound tube type heat exchanger is soaked in the second preheated water.
Furthermore, a second cavity is arranged between one end of the second pure water overflow pipe and the inner wall of the top of the second liner, and a first cavity is arranged between one end of the first pure water overflow pipe and the inner wall of the top of the first liner.
Furthermore, the height of one end of the first pure water inlet pipe inserted into the first liner is greater than the height of the lowest part of the second spiral wound tube type heat exchanger; one end of the second pure water inlet pipe is inserted into the second liner, and the height of the second pure water inlet pipe is greater than the height of the lowest part of the first spiral wound pipe type heat exchanger.
Further, the first spiral-wound tube heat exchanger and/or the second spiral-wound tube heat exchanger are uniformly spaced uniform distribution type spiral-wound tube heat exchangers or sectional type spiral-wound tube heat exchangers.
In the utility model, a second spiral winding tube type heat exchanger is arranged in a second inner container, one end of a second pure water inlet pipe is inserted into the second inner container and is opened at the bottom of the second inner container, one end of a second water inlet pipe is inserted into the second inner container and is communicated with the lowest part of the second spiral winding tube type heat exchanger, and one end of a second water outlet pipe is inserted into the second inner container and is communicated with the highest part of the second spiral winding tube type heat exchanger; a first spiral wound tube type heat exchanger is arranged in the first inner container, one end of a first pure water inlet pipe is inserted into the first inner container and is opened at the bottom of the first inner container, one end of a first water inlet pipe is inserted into the first inner container and is communicated with the lowest position of the first spiral wound tube type heat exchanger, and one end of a first water outlet pipe is inserted into the first inner container and is communicated with the highest position of the first spiral wound tube type heat exchanger; the other end of the second water inlet pipe is communicated with the other end of the first water outlet pipe; by connecting two electric heaters in parallel: the first electric heater and the second electric heater are respectively arranged in the two parallel inner containers: namely a first inner container and a second inner container which are connected in parallel; the first spiral wound tubular heat exchanger and the second spiral wound tubular heat exchanger are arranged in series; the water entering the first spiral wound tube type heat exchanger and the water entering the second spiral wound tube type heat exchanger are respectively heated by preheating the first preheated water and the second preheated water in advance, so that the heating efficiency of tap water can be improved, namely the maximum hot water energy conversion output rate is realized, and the cruising ability of the product can be improved; through setting up first cavity and second cavity and first pure water overflow pipe and second pure water overflow pipe, can prevent that first preheating water, the second in second inner bag, the first inner bag from preheating water overfilling, can also prevent that second inner bag, first inner bag from becoming pressure vessel because of being heated to the security performance of this product has been improved.
In the utility model, the first spiral wound tubular heat exchanger is soaked in first preheated water, the second spiral wound tubular heat exchanger is soaked in second preheated water, the first preheated water and the second preheated water are respectively pure water, and in the heating process of the pure water, scales are not generated on the surfaces of the first spiral wound tubular heat exchanger and the second spiral wound tubular heat exchanger basically; and the running water that is located first spiral winding tubular heat exchanger and second spiral winding tubular heat exchanger is under the pressure of pipe network running water by the heating in-process, and even the incrustation scale formation also can be taken away very fast, can not accumulate on first spiral winding tubular heat exchanger and second spiral winding tubular heat exchanger inner wall respectively to heat transfer efficiency has been improved, the potential safety hazard has been reduced.
The first inner container of the utility model is internally provided with a first electric heater which is electrically connected with the electric control board, and the second inner container is internally provided with a second electric heater which is electrically connected with the electric control board; the first electric heater and the second electric heater are arranged in parallel; the first electric heater and the second electric heater can reduce the requirement of the product on the electricity utilization specification of a user; the preset temperature of the second electronic thermometer is T2, the preset temperature of the first electronic thermometer is T1, and T2 is greater than or equal to T1; through preheating first preheating water and second preheating water in advance, can improve the efficiency that the running water was heated to can also improve the duration of this product.
The second spiral-wound tubular heat exchanger and/or the first spiral-wound tubular heat exchanger in the utility model are uniform-spaced uniform-distribution spiral-wound tubular heat exchangers or sectional spiral-wound tubular heat exchangers; when the second spiral-wound tube heat exchanger and/or the first spiral-wound tube heat exchanger is a segmented spiral-wound tube heat exchanger, the efficiency of the heat exchange can be further improved.
To sum up, the utility model has the characteristics of heat exchange efficiency is high.
Drawings
Fig. 1 is a schematic structural diagram of a first embodiment of the present invention.
Fig. 2 is a schematic structural diagram of a second embodiment of the present invention.
In the figure: 1 is the second electronic thermometer, 2 is the second pure water overflow pipe, 3 is the second outlet pipe, 4 is second spiral winding tubular heat exchanger, 5 is the second electric heater, 6 is first electronic thermometer, 7 is first pure water overflow pipe, 8 is first outlet pipe, 9 is first spiral winding tubular heat exchanger, 10 is first electric heater, 11 is the second inlet tube, 12 is the second pure water advances the pipe, 13 is first inlet tube, 14 advances the pipe for first pure water, 17 is the second level sensor, 18 is first level sensor, 20 is the second inner bag, 30 is the first inner bag.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and examples.
Referring to fig. 1-2, the electric water heater with double inner containers comprises a second inner container 20 and a first inner container 30 which are arranged in a shell, wherein a second spiral wound tube type heat exchanger 4 is arranged in the second inner container 20, one end of a second pure water inlet pipe 12 is inserted into the second inner container 20 and is opened at the bottom of the second inner container 20, one end of a second water inlet pipe 11 is inserted into the second inner container 20 and is communicated with the lowest part of the second spiral wound tube type heat exchanger 4, and one end of a second water outlet pipe 3 is inserted into the second inner container 20 and is communicated with the highest part of the second spiral wound tube type heat exchanger 4; a first spiral wound tube type heat exchanger 9 is arranged in the first inner container 30, one end of a first pure water inlet pipe 14 is inserted into the first inner container 30 and is opened at the bottom of the first inner container 30, one end of a first water inlet pipe 13 is inserted into the first inner container 30 and is communicated with the lowest position of the first spiral wound tube type heat exchanger 9, and one end of a first water outlet pipe 8 is inserted into the first inner container 30 and is communicated with the highest position of the first spiral wound tube type heat exchanger 9; the other end of the second water inlet pipe 11 is communicated with the other end of the first water outlet pipe 8.
In this embodiment, a second electric heater 5 and a second liquid level sensor 17 electrically connected to an electric control board of the electric water heater are disposed in the second inner container 20, and a first electric heater 10 and a first liquid level sensor 18 electrically connected to the electric control board are disposed in the first inner container 30.
This product is in long-term the use, and the pure water can appear and cause partial loss because of evaporation or other reasons, and then leads to the liquid level to reduce, through setting up level sensor, can automatic alarm and suggestion replenishment pure water to maintain the normal work of this product.
The second electric heater 5 is arranged in parallel with the first electric heater 10. The reason why the heating power of the second electric heater 5 may be equal to or different from the heating power of the first electric heater 10 is that the volumes of the second inner container 20 and the first inner container 30 may be different from each other or may be the same.
A second electronic thermometer 1 electrically connected with the electric control board is arranged in the second inner container 20, and the temperature sensing detection end of the second electronic thermometer 1 is inserted into the middle part of the second inner container 20; a first electronic thermometer 6 electrically connected with the electric control board is arranged in the first inner container 30, and the temperature sensing detection end of the first electronic thermometer 6 is inserted into the middle part of the first inner container 30; wherein the preset temperature of the second electronic thermometer 1 is T2, the preset temperature of the first electronic thermometer 6 is T1, and T2 is greater than or equal to T1.
A first heat-insulating layer is arranged on the outer wall of the second inner container 20, and a second heat-insulating layer is arranged on the outer wall of the first inner container 30.
The electric water heater with the double inner containers further comprises a first pure water overflow pipe 7 and a second pure water overflow pipe 2, wherein one end of the first pure water overflow pipe 7 is inserted into the first inner container 30 and is opened at the upper part of the first inner container 30, and one end of the second pure water overflow pipe 2 is inserted into the second inner container 20 and is opened at the upper part of the second inner container 20; the first liner 30 is filled with pure water as first preheated water, the first spiral wound tube type heat exchanger 9 is soaked in the first preheated water, the second liner 20 is filled with pure water as second preheated water, and the second spiral wound tube type heat exchanger 4 is soaked in the second preheated water.
A second cavity is arranged between one end of the second pure water overflow pipe 2 and the inner wall of the top part of the second inner container 20, and a first cavity is arranged between one end of the first pure water overflow pipe 7 and the inner wall of the top part of the first inner container 30.
The height of one end of the first pure water inlet pipe 14 inserted into the first inner container 30 is greater than the height of the lowest part of the second spiral wound pipe type heat exchanger 4; the height of one end of the second pure water inlet pipe 12 inserted into the second inner container 20 is larger than the lowest position of the first spiral wound pipe type heat exchanger 9.
The first spiral-wound tubular heat exchanger 9 and/or the second spiral-wound tubular heat exchanger 4 are uniformly spaced uniform distribution type spiral-wound tubular heat exchangers or sectional spiral-wound tubular heat exchangers.
When the temperature of the timely sampled first preheated water of the first electronic thermometer 6 reaches T1, the electric control board electrically connected with the first electronic thermometer 6 bipolar cuts off the working power supply of the first electric heater 10, and when the temperature of the timely sampled first preheated water of the first electronic thermometer 6 is lower than T1, the electric control board electrically connected with the first electronic thermometer 6 switches on the working power supply of the first electric heater 10, and the first electric heater 10 is put into operation again; the water and electricity separation can be thoroughly realized through bipolar cutting, and the safety performance of the product is improved.
When the temperature of the timely sampled second preheated water of the second electronic thermometer 1 reaches T2, the electric control board electrically connected with the second electronic thermometer 1 bipolar cuts off the working power supply of the second electric heater 5, and when the temperature of the timely sampled second preheated water of the second electronic thermometer 1 is lower than T2, the electric control board electrically connected with the second electronic thermometer 1 switches on the working power supply of the second electric heater 5, and the second electric heater 5 is put into operation again.
After the product is started, when the sampling temperature of the first preheated water is kept at T1 within 5-30 seconds and does not change, the bipolar of the electric control board cuts off the working power supply of the first electric heater 10; when the sampling temperature of the first preheated water is kept at T2 and does not change within 5-30 seconds, the electric control board bipolar cuts off the working power supply of the second electric heater 5. The product is then in a wait state.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, merely for convenience of description and for simplicity of description, rather than to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the invention, the terms "first" and "second" are used for descriptive purposes only, and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (9)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022602882.2U CN213873173U (en) | 2020-11-11 | 2020-11-11 | Electric water heater with double inner containers |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022602882.2U CN213873173U (en) | 2020-11-11 | 2020-11-11 | Electric water heater with double inner containers |
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| Publication Number | Publication Date |
|---|---|
| CN213873173U true CN213873173U (en) | 2021-08-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022602882.2U Active CN213873173U (en) | 2020-11-11 | 2020-11-11 | Electric water heater with double inner containers |
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| CN (1) | CN213873173U (en) |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20250205 Address after: No. 1303-3, Building 3, Gaojun Technology Innovation Center, No.1 Chaogui South Road, Xiaohuangpu Community, Ronggui Street, Shunde District, Foshan City, Guangdong Province, China 528300 Patentee after: Foshan Aole Town E-commerce Co.,Ltd. Country or region after: China Address before: No.6-8, Keji 11th Road, industrial zone, Qixing community residents committee, Xingtan town, Shunde District, Foshan City, Guangdong Province 528300 Patentee before: FOSHAN HENGXIN MAGNETIC ENERGY TECHNOLOGY Co.,Ltd. Country or region before: China |
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| TR01 | Transfer of patent right |