CN212566273U - Hot water secondary heating device for electric water heater - Google Patents
Hot water secondary heating device for electric water heater Download PDFInfo
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- CN212566273U CN212566273U CN202021111276.4U CN202021111276U CN212566273U CN 212566273 U CN212566273 U CN 212566273U CN 202021111276 U CN202021111276 U CN 202021111276U CN 212566273 U CN212566273 U CN 212566273U
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Abstract
The utility model discloses an electric water heater is with hot water secondary heating device relates to electric water heater technical field, including water storage inner bag, install inlet tube, outlet pipe and the electric heating element in the water storage inner bag, the delivery port of inlet tube is close to the bottom of water storage inner bag, the water inlet of outlet pipe is close to the top of water storage inner bag, the electric heating element is including being close to the first electric heating pipe and the neighbouring of water storage inner bag bottom the second electric heating pipe at water storage inner bag top. The utility model discloses two electric heating pipe that the accessible was installed in the water storage inner bag heat water simultaneously, have effectively shortened the preheating time of water storage inner bag normal water, what second electric heating pipe adopted in addition is instant heating type electric heating pipe, can carry out the rapid heating to the water on water storage inner bag upper portion through this instant heating type electric heating pipe to further shorten preheating time, satisfy the demand that the user urgently needed the water.
Description
Technical Field
The utility model relates to an electric water heater technical field especially relates to a hot water secondary heating device for electric water heater.
Background
The existing electric water heater is generally divided into a water storage type and a direct drainage type, and the water storage type electric water heater is mostly applied to families. The limit to household electricity causes the limit to the power used by the water storage type electric water heater, so in order to meet the requirement of long-time water use, the water storage tank of the water storage type electric water heater is large, needs to be preheated to a high temperature for use, needs long time, and needs long time to heat cold water after the hot water stored in the electric water heater is used up.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem of overcoming the defects of the prior art and providing a hot water secondary heating device for an electric water heater.
In order to solve the technical problem, the technical scheme of the utility model as follows:
the utility model provides an electric water heater is with hot water secondary heating device, includes water storage inner bag, installs inlet tube, outlet pipe and the electric heating element in the water storage inner bag, the delivery port of inlet tube is close to the bottom of water storage inner bag, the water inlet of outlet pipe is close to the top of water storage inner bag, the electric heating element includes and is close to the first electric heating pipe of water storage inner bag bottom and close to the second electric heating pipe at water storage inner bag top.
As an optimized scheme of the hot water secondary heating device for the electric water heater, wherein: the second electric heating pipe is an instant heating type electric heating pipe.
As an optimized scheme of the hot water secondary heating device for the electric water heater, wherein: the second electric heating pipe comprises a first heating part, a second heating part and a connecting part, wherein the first heating part and the second heating part are arranged along the horizontal direction, the connecting part is used for connecting the first heating part and the second heating part, the first heating part is higher than the second heating part, and the first heating part is lower than a water inlet of the water outlet pipe.
As an optimized scheme of the hot water secondary heating device for the electric water heater, wherein: a baffle is arranged above the water outlet of the water inlet pipe in the water storage liner and is arranged in the horizontal direction.
As an optimized scheme of the hot water secondary heating device for the electric water heater, wherein: the first electric heating pipe comprises a winding section spirally wound on the lower part of the water outlet pipe.
As an optimized scheme of the hot water secondary heating device for the electric water heater, wherein: the surrounding section is wound on the part, located between the baffle and the bottom of the water storage liner, of the water outlet pipe.
As an optimized scheme of the hot water secondary heating device for the electric water heater, wherein: the water mixing device comprises a water mixing cavity, a hot water inlet of the water mixing cavity is communicated with a water outlet of the water outlet pipe, a cold water inlet of the water mixing cavity is communicated with a cold water pipeline of the electric water heater, and an electric heater for heating water in the water mixing cavity and a temperature sensor for monitoring the temperature of the water in the water mixing cavity are arranged in the water mixing cavity.
As an optimized scheme of the hot water secondary heating device for the electric water heater, wherein: a one-way safety valve is arranged in the water inlet pipe, so that water in the water inlet pipe flows to the water storage liner in a one-way mode.
The utility model has the advantages that:
(1) the first electric heating pipe and the second electric heating pipe are arranged in the water storage liner, so that water in the water storage liner can be heated simultaneously, and the time required by preheating is effectively shortened;
(2) the utility model discloses set up the delivery port of inlet tube in the bottom of water storage inner bag, set up the water inlet of outlet pipe at the top of water storage inner bag, because hot water is than cold water, consequently can form the cold water layer that is located the bottom and the hot water layer that is located the top in the water storage inner bag, not only make the outlet pipe exhaust water always hot water, and can reduce the phenomenon that hot and cold water mixes as far as possible, in addition, first electric heating pipe and second electric heating pipe are located cold water layer and hot water layer respectively, first electric heating pipe can preheat the cold water on cold water layer, mix with the hot water in the hot water layer after making cold water heat up, second electric heating pipe can heat the hot water in the hot water layer and keep warm, guarantee the heat preservation effect on hot water layer;
(3) the baffle plate is arranged above the water outlet of the water inlet pipe in the water storage liner, and can prevent cold water entering the water storage liner from the water inlet pipe from rushing upwards into the upper part of the water storage liner, so that the cold water entering the water storage liner is stored at the bottom of the water storage liner as much as possible, the phenomenon of cold and hot water mixing is further reduced, and the influence on the water outlet temperature of the water outlet pipe is avoided;
(4) the first electric heating pipe of the utility model also comprises a surrounding section which is wound on the lower part of the water outlet pipe, and the surrounding section can heat the part of the water outlet pipe which is positioned in the cold water layer, so as to avoid the influence on the temperature of the discharged water caused by the rapid heat dissipation when the water in the water outlet pipe moves to the lower part of the water outlet pipe;
(5) the utility model discloses still set up electric heater and temperature sensor mixing the water intracavity, can carry out real-time determination to the temperature after mixing the water intracavity through temperature sensor to accessible electric heater heats the water after mixing, makes the temperature of output be suitable for operation requirement.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive labor.
Fig. 1 is a schematic structural view of a hot water secondary heating device for an electric water heater provided by the present invention;
wherein: 1. a water storage liner; 2. a water inlet pipe; 3. a water outlet pipe; 4. a first electric heating tube; 5. a second electric heating tube; 6. a baffle plate; 7. a surrounding section; 8. a water outlet pipeline; 9. a water mixing cavity; 10. a cold water line; 11. an electric heater; 12. a temperature sensor.
Detailed Description
In order that the present invention may be more readily and clearly understood, a more particular description of the invention briefly described above will be rendered by reference to specific embodiments that are illustrated in the appended drawings.
The existing electric water heater is generally divided into a water storage type and a direct drainage type, and the water storage type electric water heater is mostly applied to families. The limit to household electricity causes the limit to the power used by the water storage type electric water heater, so in order to meet the requirement of long-time water use, the water storage tank of the water storage type electric water heater is large, needs to be preheated to a high temperature for use, needs long time, and needs long time to heat cold water after the hot water stored in the electric water heater is used up.
Referring to fig. 1, in view of this, the present embodiment provides a hot water secondary heating device for an electric water heater, which includes a water storage liner 1, a water inlet pipe 2, a water outlet pipe 3 and an electric heating element are installed in the water storage liner 1, external cold water enters the water storage liner 1 through the water inlet pipe 2, then the electric heating element heats water in the water storage liner 1, and the heated water is discharged through the water outlet pipe 3 for a user to use.
Specifically, the upper ends of the water inlet pipe 2 and the water outlet pipe 3 extend into the water storage liner 1, the upper end of the water inlet pipe 2 is a water outlet of the water inlet pipe 2, the water outlet is adjacent to the bottom of the water storage liner 1, the upper end of the water outlet pipe 3 is a water inlet of the water outlet pipe 3, and the water inlet is adjacent to the top of the water storage liner 1. It can be understood that, in the water storage liner 1, the water with higher temperature will flow upwards, so the water in the water storage liner 1 will be divided into a cold water layer at the bottom of the water storage liner 1 and a hot water layer at the top of the water storage liner 1 according to the difference of water temperature. And the water outlet of the water inlet pipe 2 is arranged at the bottom of the water storage liner 1, and the water inlet of the water outlet pipe 3 is arranged at the top of the water storage liner 1, so that the phenomenon that cold water and hot water in the water storage liner 1 are mixed can be effectively avoided.
The water in the water inlet pipe 2 is fed into the water storage tank 1 in a single direction through a safety valve.
The electric heating element in the water storage inner container 1 comprises a first electric heating pipe 4 and a second electric heating pipe 5, the first electric heating pipe 4 is arranged at a position close to the bottom of the water storage inner container 1, the second electric heating pipe 5 is arranged at a position close to the top of the water storage inner container 1, namely, the first electric heating pipe 4 is positioned in a cold water layer in the water storage inner container 1, and the second electric heating pipe 5 is positioned in a hot water layer in the water storage inner container 1. The first electric heating pipe 4 can preheat cold water on a cold water layer, the cold water is heated and then mixed with hot water on a hot water layer, and the second electric heating pipe 5 can heat and preserve the hot water on the hot water layer, so that the heat preservation effect of the hot water layer is guaranteed. The first electric-heating pipe 4 and the second electric-heating pipe 5 work simultaneously, so that the time required for preheating the water in the water storage liner 1 can be greatly shortened. Wherein, the second electric heating pipe 5 can adopt the instant heating type electric heating pipe, can carry out the rapid heating to the water on water storage inner bag 1 upper portion through this instant heating type electric heating pipe to further shorten preheating time, satisfy the demand that the user urgently needed the water. In addition, the second electric heating pipe 5 includes a first heating portion, a second heating portion and a connecting portion connecting the first heating portion and the second heating portion, the first heating portion is higher than the second heating portion, and the first heating portion is lower than the water inlet of the water outlet pipe 3.
Preferably, a baffle 6 is arranged above the water outlet of the water inlet pipe 2 in the water storage liner 1, and the baffle 6 is arranged along the horizontal direction. The baffle 6 can prevent cold water entering the water storage inner container 1 from the water inlet pipe 2 from upwards rushing into the upper part of the water storage inner container 1, so that the cold water entering the water storage inner container 1 is stored at the bottom of the water storage inner container 1 as far as possible, the phenomenon of cold and hot water mixing is further reduced, and the influence on the water outlet temperature of the water outlet pipe 3 is avoided.
The baffle 6 does not completely separate the upper and lower portions of the water storage bladder 1, but leaves a gap between the upper and lower portions to allow water in the upper and lower portions of the water storage bladder 1 to communicate with each other.
The first electric heating pipe 4 comprises a horizontal section arranged along the horizontal direction and a surrounding section 7 spirally wound on the lower part of the water outlet pipe 3, and the surrounding section 7 is wound on the water outlet pipe 3 and positioned between the baffle 6 and the bottom of the water storage liner 1. The surrounding section 7 of the first electric heating pipe 4 can heat the part of the water outlet pipe 3, which is positioned in the cold water layer, so that the problem that the water temperature of the discharged water is influenced because the water in the water outlet pipe 3 is quickly radiated when the water moves to the lower part of the water outlet pipe 3 is avoided.
The water storage inner container 1 is also connected with a water outlet pipeline 8, and the water outlet pipeline 8 is provided with a water mixing cavity 9. The water outlet of the water outlet pipe 3 in the water storage liner 1 is communicated with the hot water inlet of the water mixing cavity 9, the cold water inlet of the water mixing cavity 9 is communicated with the cold water pipeline 10 of the electric water heater, and the hot water discharged from the water outlet pipe 3 and the cold water conveyed from the cold water pipeline 10 pass through the adjusting water mixing valve in the water mixing cavity 9, so that the temperature of the water discharged from the water outlet pipe 3 is suitable for use requirements.
Preferably, a temperature sensor 12 for measuring the temperature of water in the water mixing cavity 9 and an electric heater 11 for heating the water in the water mixing cavity 9 are further arranged in the water mixing cavity 9, the temperature of the mixed water in the water mixing cavity 9 can be measured in real time through the temperature sensor 12, the mixed water can be heated by the electric heater 11, and the output water temperature is further ensured to be suitable for use requirements.
Therefore, the utility model discloses two electric heating pipe that the accessible was installed in water storage inner bag 1 heat water simultaneously, have effectively shortened the preheating time of water storage inner bag 1 normal water, what second electric heating pipe 5 adopted in addition is instant heating type electric heating pipe, can carry out the rapid heating to the water on water storage inner bag 1 upper portion through this instant heating type electric heating pipe to further shorten preheating time, satisfy the demand of user's urgent need water.
In addition to the above embodiments, the present invention may have other embodiments; all the technical solutions formed by adopting equivalent substitutions or equivalent transformations fall within the protection scope claimed by the present invention.
Claims (8)
1. The utility model provides an electric water heater is with hot water secondary heating device, includes water storage inner bag (1), installs inlet tube (2), outlet pipe (3) and the electric heating element in water storage inner bag (1), its characterized in that: the water outlet of the water inlet pipe (2) is adjacent to the bottom of the water storage liner (1), the water inlet of the water outlet pipe (3) is adjacent to the top of the water storage liner (1), and the electric heating element comprises a first electric heating pipe (4) adjacent to the bottom of the water storage liner (1) and a second electric heating pipe (5) adjacent to the top of the water storage liner (1).
2. A hot water secondary heating apparatus for an electric water heater according to claim 1, wherein: the second electric heating pipe (5) is an instant heating type electric heating pipe.
3. A hot water secondary heating apparatus for an electric water heater according to claim 2, wherein: the second electric heating pipe (5) comprises a first heating part, a second heating part and a connecting part, wherein the first heating part and the second heating part are arranged along the horizontal direction, the connecting part is used for connecting the first heating part and the second heating part, the first heating part is higher than the second heating part, and the first heating part is lower than a water inlet of the water outlet pipe (3).
4. A hot water secondary heating apparatus for an electric water heater according to claim 1, wherein: a baffle (6) is arranged above a water outlet of the water inlet pipe (2) in the water storage inner container (1), and the baffle (6) is arranged along the horizontal direction.
5. A hot water secondary heating apparatus for an electric water heater according to claim 4, wherein: the first electric heating pipe (4) comprises a surrounding section (7) spirally wound on the lower part of the water outlet pipe (3).
6. A hot water secondary heating apparatus for an electric water heater according to claim 5, wherein: the surrounding section (7) is wound on the part, located between the baffle (6) and the bottom of the water storage liner (1), of the water outlet pipe (3).
7. A hot water secondary heating apparatus for an electric water heater according to any one of claims 1 to 6, wherein: still include outlet conduit (8), be provided with water admixing device on outlet conduit (8), water admixing device is including mixing water chamber (9), mix the hot water inlet of water chamber (9) with the delivery port intercommunication of outlet pipe (3), the cold water inlet of mixing water chamber (9) and cold water pipeline (10) intercommunication of electric water heater, be provided with in mixing water chamber (9) and be used for carrying out the electric heater (11) that heat to its water and be used for carrying out the temperature sensor (12) monitored to its interior temperature.
8. A hot water secondary heating apparatus for an electric water heater according to claim 7, wherein: a one-way safety valve is arranged in the water inlet pipe, so that water in the water inlet pipe flows to the water storage liner in a one-way mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021111276.4U CN212566273U (en) | 2020-06-16 | 2020-06-16 | Hot water secondary heating device for electric water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021111276.4U CN212566273U (en) | 2020-06-16 | 2020-06-16 | Hot water secondary heating device for electric water heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212566273U true CN212566273U (en) | 2021-02-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021111276.4U Active CN212566273U (en) | 2020-06-16 | 2020-06-16 | Hot water secondary heating device for electric water heater |
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| Country | Link |
|---|---|
| CN (1) | CN212566273U (en) |
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2020
- 2020-06-16 CN CN202021111276.4U patent/CN212566273U/en active Active
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