CN212405347U - Electromagnetic quick-heating type integrated shower screen - Google Patents
Electromagnetic quick-heating type integrated shower screen Download PDFInfo
- Publication number
- CN212405347U CN212405347U CN202020965202.0U CN202020965202U CN212405347U CN 212405347 U CN212405347 U CN 212405347U CN 202020965202 U CN202020965202 U CN 202020965202U CN 212405347 U CN212405347 U CN 212405347U
- Authority
- CN
- China
- Prior art keywords
- heat exchanger
- water
- communicated
- water inlet
- heating
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Instantaneous Water Boilers, Portable Hot-Water Supply Apparatuses, And Control Of Portable Hot-Water Supply Apparatuses (AREA)
Abstract
The electromagnetic quick-heating integrated shower screen comprises an instant electric water heating device, a tap water inlet pipe and a shower hot water output pipe which are arranged in a shell, wherein a cold water preheating device is further arranged in the shell and comprises a heat exchanger arranged in a non-pressure-bearing open type preheating water tank, the heating end of an electric heating pipe electrically connected with a central controller is arranged in the non-pressure-bearing open type preheating water tank, the tap water inlet pipe is communicated with the water inlet end of the heat exchanger, the water outlet end of the heat exchanger is communicated with the water inlet end of the instant electric water heating device, and the water outlet end of the instant electric water heating device is communicated with the shower hot water output pipe. The electromagnetic quick-heating type integrated shower screen further comprises a manual mechanical constant-temperature control valve arranged in the shell, and the water outlet end of the heat exchanger is communicated with the hot water inlet end of the manual mechanical constant-temperature control valve through a middle hot water output pipe. The utility model has the characteristics of easy operation.
Description
Technical Field
The utility model relates to an integrated shower screen of electromagnetism fast hot type.
Background
Chinese patent document No. CN 209538304U discloses a dual-mode constant temperature integrated shower screen in 25/10/2019, which includes a main body, a reversing valve, a switch valve, an instant electric water heater, a control panel, a top shower plate, a top shower, a back shower and a hand shower, which are arranged on the upper portion of the main body, wherein the switch valve is communicated with the reversing valve, and the reversing valve is respectively communicated with the top shower, the back shower and the hand shower; the water storage type electric water heating device comprises a left inner container, a right inner container and a foaming heat-insulating layer wrapping the left inner container and the right inner container, and the left inner container and the right inner container are connected in series; the water inlet end of a cold water inlet pipe of the electric thermostatic valve is connected and communicated with a water source, the water outlet end of the cold water inlet pipe of the electric thermostatic valve is connected and communicated with a right inner container, a left inner container is connected and communicated with a hot water outlet end of the electric thermostatic valve, a mixed water outlet end of the electric thermostatic valve is communicated with the water inlet end of the instant electric water heating device, and the water outlet end of the instant electric water heating device is communicated with a switch valve; in the first working mode, the water storage type electric water heating device works, and a water path passes through the water storage type electric water heating device, the electric thermostatic valve, the instant heating type electric water heating device, the switch valve and the reversing valve; and in the second working mode, the instant electric water heating device works, and a water path passes through the water storage type electric water heating device, the electric thermostatic valve, the instant electric water heating device, the switch valve and the reversing valve. The water storage type electric water heating device and the instant heating type electric water heating device are connected in series, and the heating control modes of the left inner container heating device, the right inner container heating device and the instant heating type electric water heating device are independently controlled in parallel. The integrated shower screen is large in size, difficult to operate and needs to be improved.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an integrated shower screen of electromagnetism quick-heating type of easy operation to overcome the weak point among the prior art.
The electromagnetic quick-heating integrated shower screen is structurally characterized in that a cold water preheating device is further arranged in the shell and comprises a heat exchanger arranged in a non-pressure-bearing open type preheating water tank, a heating end of an electric heating pipe electrically connected with a central controller is arranged in the non-pressure-bearing open type preheating water tank, the tap water inlet pipe is communicated with a water inlet end of the heat exchanger, a water outlet end of the heat exchanger is communicated with a water inlet end of the instant electric heating device, and a water outlet end of the instant electric heating device is communicated with a shower hot water output pipe.
Furthermore, the electromagnetic quick-heating integrated shower screen further comprises a manual mechanical thermostatic control valve arranged in the shell, the water outlet end of the heat exchanger is communicated with the hot water inlet end of the manual mechanical thermostatic control valve through a middle hot water output pipe, the cold water inlet end of the manual mechanical thermostatic control valve is communicated with a tap water inlet pipe through a cold water inlet pipe, and the mixed water outlet of the manual mechanical thermostatic control valve is communicated with the water inlet end of the instant electric water heating device through a preset temperature water outlet pipe.
Furthermore, the water inlet end of the heat exchanger is the lowest end of the heat exchanger, and the water outlet end of the heat exchanger is the highest end of the heat exchanger; the unpressurized open-type preheating water tank is filled with RO pure water, and the heat exchanger is soaked in the RO pure water.
Further, the heat exchanger comprises a first heat exchanger and a second heat exchanger, wherein the first heat exchanger is arranged at the upper part of the unpressurized open type preheating water tank, the second heat exchanger is arranged at the lower part of the unpressurized open type preheating water tank, one end of a tap water inlet pipe extends into the unpressurized open type preheating water tank and is communicated with one end of the second heat exchanger, the other end of the second heat exchanger is communicated with one end of the first heat exchanger through a middle connecting pipe, and the other end of the first heat exchanger extends upwards out of the unpressurized open type preheating water tank.
Furthermore, one end of the tap water inlet pipe extends into the unpressurized open type preheating water tank and is communicated with the lowest end of the second heat exchanger, the uppermost end of the second heat exchanger is communicated with the lowest end of the first heat exchanger through an intermediate connecting pipe, and the uppermost end of the first heat exchanger extends upwards out of the unpressurized open type preheating water tank.
Furthermore, the heat exchanger also comprises a third heat exchanger, the middle connecting pipe comprises a first middle connecting pipe and a second middle connecting pipe, the third heat exchanger is arranged in the middle of the container, the other end of the second heat exchanger is communicated with one end of the third heat exchanger through the second middle connecting pipe, and the other end of the third heat exchanger is communicated with one end of the first heat exchanger through the first middle connecting pipe.
Furthermore, one end of the tap water inlet pipe extends into the unpressurized open type preheating water tank and is communicated with the lowest end of the second heat exchanger, the uppermost end of the second heat exchanger is communicated with the lowest end of the third heat exchanger through a second intermediate connecting pipe, the uppermost end of the third heat exchanger is communicated with the lowest end of the first heat exchanger through a first intermediate connecting pipe, and the uppermost end of the first heat exchanger extends upwards out of the unpressurized open type preheating water tank.
Further, the heating end of the electric heating tube is inserted into the middle of the heat exchanger.
Furthermore, the integrated shower screen of electromagnetism instant-heating type still include the electronic thermometer of being connected with the central controller electricity, the temperature sensing detection end of this electronic thermometer inserts the middle part of non-pressure-bearing open-type preheating water tank.
The utility model provides a still be provided with cold water preheating device in the casing, this preheating device includes the heat exchanger that sets up in unpressurized open-type preheating water tank, and the heating end of the electric heating tube that is connected with the central controller electricity sets up in unpressurized open-type preheating water tank, and the running water inlet tube is linked together with the water inlet end of heat exchanger, and the water outlet end of heat exchanger is linked together with the water inlet end of instant heating type electric water heating device, and the water outlet end of instant heating type electric water heating device is linked together with shower hot water output tube; the cold water is preheated and then sent to the instant electric water heating device, so that the initial temperature of the inlet water entering the instant electric water heating device is increased, the requirement of a user on quick water outlet can be met, the heating power of the instant electric water heating device can be reduced, and the power consumption requirement is reduced.
Because the heat exchanger sets up in preheating water tank, the splendid attire is at the heat accumulation material of preheating water tank, and volume and the quality of RO pure water are all far greater than heat exchanger promptly, and the RO pure water is hot good conductor, and the heat of conducting from the electric heating tube can be quick enters into the RO pure water to the transmission that can be quick is to the cold water that is arranged in heat exchanger, and then, the cold water that is arranged in heat exchanger can absorb the heat fast and improve self temperature. And, the RO pure water can absorb and save the heat of following the electric heating tube conduction rapidly, and when the water yield of user's quick adjustment shower water, the response that the RO pure water can be quick, release or save the heat that also can be quick, avoid the supercooling or the overheated puzzlement that causes the use to the user of shower water, improved user experience conscientiously, reduced user's the operation degree of difficulty.
The utility model also comprises a manual mechanical thermostatic control valve arranged in the shell, the water outlet end of the heat exchanger is communicated with the hot water inlet end of the manual mechanical thermostatic control valve through a middle hot water output pipe, the cold water inlet end of the manual mechanical thermostatic control valve is communicated with the tap water inlet pipe through a cold water inlet pipe, and the mixed water outlet of the manual mechanical thermostatic control valve is communicated with the water inlet end of the instant electric water heating device through a preset temperature outlet pipe; the water inlet temperature flowing out of the preset temperature water outlet pipe and entering the instant electric water heating device can be adjusted through the manual mechanical constant temperature control valve, so that the instant electric water heating device can adapt to various water with different temperatures flowing in through the tap water inlet pipe, and the application range of the instant electric water heating device is expanded.
To sum up, the utility model has the characteristics of easy operation.
Drawings
Fig. 1 is a partially cut-away schematic view of an embodiment of the present invention.
Fig. 2 is a partially cut-away enlarged schematic view of the preheating device.
In the figure: 2 is a first upper cover, 4 is an RO pure water replenishing pipe, 6 is a second upper cover, 8 is an inner cylinder, 10 is an outer cylinder, 11 is a heat preservation layer, 12 is a second bottom cover, 13 is an RO pure water overflow pipe, 15 is an exhaust port, 21 is an instant electric water heating device, 22 is a shell, 23 is a heat exchanger, 23.1 is a first heat exchanger, 23.2 is a second heat exchanger, 23.3 is a third heat exchanger, 23.4 is a first intermediate connecting pipe, 23.5 is a second intermediate connecting pipe, 24 is an unpressurized opening type preheating water tank, 25 is an electric heating pipe, 26 is a cold water inlet pipe, 27 is an electronic thermometer, 28 is a shower hot water outlet pipe, 29 is a manual mechanical constant temperature control valve, 30 is an intermediate hot water outlet pipe, 31 is a preset temperature water outlet pipe, and 32 is a tap water inlet pipe.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and examples.
Referring to fig. 1-2, the electromagnetic instant heating type integrated shower screen comprises an instant heating type electric water heating device 21, a tap water inlet pipe 32 and a shower hot water output pipe 28 which are arranged in a shell 22, wherein a cold water preheating device is also arranged in the shell 22, the preheating device comprises a heat exchanger 23 arranged in a non-pressure-bearing open type preheating water tank 24, a heating end of an electric heating pipe 25 electrically connected with a central controller is arranged in the non-pressure-bearing open type preheating water tank 24, the tap water inlet pipe 32 is communicated with a water inlet end of the heat exchanger 23, a water outlet end of the heat exchanger 23 is communicated with a water inlet end of the instant heating type electric water heating device 21, and a water outlet end of the instant heating type electric water heating device 21 is communicated with.
The electromagnetic quick-heating integrated shower screen further comprises a manual mechanical thermostatic control valve 29 arranged in the shell 22, the water outlet end of the heat exchanger 23 is communicated with the hot water inlet end of the manual mechanical thermostatic control valve 29 through an intermediate hot water output pipe 30, the cold water inlet end of the manual mechanical thermostatic control valve 29 is communicated with a tap water inlet pipe 32 through a cold water inlet pipe 26, and the mixed water outlet of the manual mechanical thermostatic control valve 29 is communicated with the water inlet end of the quick-heating electric water heating device 21 through a preset temperature water outlet pipe 31.
The water inlet end of the heat exchanger 23 is the lowest end of the heat exchanger 23, and the water outlet end of the heat exchanger 23 is the highest end of the heat exchanger 23; the unpressurized open-type preheating water tank 24 is filled with RO pure water, and the heat exchanger 23 is soaked in the RO pure water.
The heat exchanger 23 comprises a first heat exchanger 23.1 and a second heat exchanger 23.2, wherein the first heat exchanger 23.1 is arranged at the upper part of the unpressurized open type preheating water tank 24, the second heat exchanger 23.2 is arranged at the lower part of the unpressurized open type preheating water tank 24, one end of a tap water inlet pipe 32 extends into the unpressurized open type preheating water tank 24 and is communicated with one end of the second heat exchanger 23.2, the other end of the second heat exchanger 23.2 is communicated with one end of the first heat exchanger 23.1 through an intermediate connecting pipe, and the other end of the first heat exchanger 23.1 extends upwards out of the unpressurized open type preheating water tank 24.
One end of the tap water inlet pipe 32 extends into the unpressurized open type preheating water tank 24 and is communicated with the lowest end of the second heat exchanger 23.2, the uppermost end of the second heat exchanger 23.2 is communicated with the lowest end of the first heat exchanger 23.1 through an intermediate connecting pipe, and the uppermost end of the first heat exchanger 23.1 extends upwards out of the unpressurized open type preheating water tank 24.
The heat exchanger also comprises a third heat exchanger 23.3, the intermediate connecting pipe comprises a first intermediate connecting pipe 23.4 and a second intermediate connecting pipe 23.5, the third heat exchanger 23.3 is arranged in the middle of the container, the other end of the second heat exchanger 23.2 is communicated with one end of the third heat exchanger 23.3 through the second intermediate connecting pipe 23.5, and the other end of the third heat exchanger 23.3 is communicated with one end of the first heat exchanger 23.1 through the first intermediate connecting pipe 23.4.
One end of the tap water inlet pipe 32 extends into the unpressurized open type preheating water tank 24 and is communicated with the lowest end of the second heat exchanger 23.2, the uppermost end of the second heat exchanger 23.2 is communicated with the lowest end of the third heat exchanger 23.3 through the second middle connecting pipe 23.5, the uppermost end of the third heat exchanger (23.3) is communicated with the lowest end of the first heat exchanger 23.1 through the first middle connecting pipe 23.4, and the uppermost end of the first heat exchanger 23.1 extends upwards out of the unpressurized open type preheating water tank 24.
The heat generating end of the electric heat generating tube 25 is inserted into the middle of the heat exchanger 23.
The electromagnetic quick-heating type integrated shower screen further comprises an electronic thermometer 27 electrically connected with the central controller, and the temperature sensing detection end of the electronic thermometer 27 is inserted into the middle of the unpressurized open type preheating water tank 24.
In this embodiment, the unpressurized open-type preheating water tank 24 includes a hollow inner cylinder 8, an outer cylinder 10, a second upper cover 6 and a second bottom cover 12, the outer cylinder 10, the second upper cover 6 and the second bottom cover 12 are sleeved with the inner cylinder 8, a chamber for containing RO pure water is enclosed by the inner cylinder 8, the second upper cover 6 and the second bottom cover 12, the electronic thermometer 27 is disposed on the second upper cover 6, a temperature sensing end of the electronic thermometer 27 is inserted into the middle of the chamber, the RO pure water replenishing pipe 4 is opened on the second upper cover 6, the RO pure water overflow pipe 13 is opened on the top of the outer side wall of the inner cylinder 8, one end of the electric heating pipe 25 is disposed on the second bottom cover 12, and the other end of the electric heating pipe. An insulating layer 11 is arranged between the outer wall of the inner barrel 8, the outer wall of the second bottom cover 12 and the inner wall of the outer barrel 10, and the first upper cover 2 is covered on the outer barrel 10.
Since the instantaneous electric water heating device 21 is a conventional technology, the technical solution thereof will not be described in detail in this embodiment.
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)
1. An electromagnetic quick-heating type integrated shower screen comprises an instant heating type electric water heating device (21), a tap water inlet pipe (32) and a shower hot water output pipe (28) which are arranged in a shell (22), and is characterized in that a cold water preheating device is further arranged in the shell (22), the preheating device comprises a heat exchanger (23) arranged in a non-pressure-bearing open type preheating water tank (24), a heating end of an electric heating pipe (25) electrically connected with a central controller is arranged in the non-pressure-bearing open type preheating water tank (24), the tap water inlet pipe (32) is communicated with a water inlet end of the heat exchanger (23), a water outlet end of the heat exchanger (23) is communicated with a water inlet end of the instant heating type electric water heating device (21), and a water outlet end of the instant heating type electric water heating device (21) is communicated with the shower hot.
2. The electromagnetic instant-heating integrated shower screen according to claim 1, further comprising a manual mechanical thermostatic control valve (29) disposed in the housing (22), wherein the water outlet end of the heat exchanger (23) is communicated with the hot water inlet end of the manual mechanical thermostatic control valve (29) through an intermediate hot water outlet pipe (30), the cold water inlet end of the manual mechanical thermostatic control valve (29) is communicated with the tap water inlet pipe (32) through a cold water inlet pipe (26), and the mixed water outlet of the manual mechanical thermostatic control valve (29) is communicated with the water inlet end of the instant electric water heating device (21) through a preset temperature water outlet pipe (31).
3. The electromagnetic instant heating type integrated shower screen according to claim 1 or 2, wherein the water inlet end of the heat exchanger (23) is the lowest end of the heat exchanger (23), and the water outlet end of the heat exchanger (23) is the highest end of the heat exchanger (23); the unpressurized open type preheating water tank (24) is filled with RO pure water, and the heat exchanger (23) is soaked in the RO pure water.
4. The electromagnetic instant heating type integrated shower screen according to claim 3, wherein the heat exchanger (23) comprises a first heat exchanger (23.1) and a second heat exchanger (23.2), wherein the first heat exchanger (23.1) is arranged at the upper part of the unpressurized open type preheating water tank (24), the second heat exchanger (23.2) is arranged at the lower part of the unpressurized open type preheating water tank (24), one end of a tap water inlet pipe (32) extends into the unpressurized open type preheating water tank (24) to be communicated with one end of the second heat exchanger (23.2), the other end of the second heat exchanger (23.2) is communicated with one end of the first heat exchanger (23.1) through an intermediate connecting pipe, and the other end of the first heat exchanger (23.1) extends upwards out of the unpressurized open type preheating water tank (24).
5. The electromagnetic instant heating type integrated shower screen as claimed in claim 4, wherein one end of said tap water inlet pipe (32) extends into said unpressurized open type preheating water tank (24) and is communicated with the lowest end of said second heat exchanger (23.2), the uppermost end of said second heat exchanger (23.2) is communicated with the lowest end of said first heat exchanger (23.1) through an intermediate connecting pipe, and the uppermost end of said first heat exchanger (23.1) extends upward out of said unpressurized open type preheating water tank (24).
6. Electromagnetic instant-heating integrated shower screen according to claim 4, characterised in that it further comprises a third heat exchanger (23.3) comprising a first intermediate connection pipe (23.4) and a second intermediate connection pipe (23.5), the third heat exchanger (23.3) being arranged in the middle of the container, the other end of the second heat exchanger (23.2) being in communication with one end of the third heat exchanger (23.3) through the second intermediate connection pipe (23.5), the other end of the third heat exchanger (23.3) being in communication with one end of the first heat exchanger (23.1) through the first intermediate connection pipe (23.4).
7. The electromagnetic instant heating type integrated shower screen as claimed in claim 6, wherein one end of said tap water inlet pipe (32) extends into the unpressurized open type preheating water tank (24) and is communicated with the lowest end of the second heat exchanger (23.2), the uppermost end of the second heat exchanger (23.2) is communicated with the lowest end of the third heat exchanger (23.3) through the second intermediate connecting pipe (23.5), the uppermost end of the third heat exchanger (23.3) is communicated with the lowest end of the first heat exchanger (23.1) through the first intermediate connecting pipe (23.4), and the uppermost end of the first heat exchanger (23.1) extends upward out of the unpressurized open type preheating water tank (24).
8. An electromagnetic instant heating type integrated shower screen as claimed in claim 3, characterized in that the heating end of said electric heating tube (25) is inserted in the middle of the heat exchanger (23).
9. The electromagnetic instant heating type integrated shower screen as claimed in claim 3, further comprising an electronic thermometer (27) electrically connected with the central controller, wherein the temperature sensing end of the electronic thermometer (27) is inserted into the middle of the unpressurized open preheating water tank (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020965202.0U CN212405347U (en) | 2020-05-30 | 2020-05-30 | Electromagnetic quick-heating type integrated shower screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020965202.0U CN212405347U (en) | 2020-05-30 | 2020-05-30 | Electromagnetic quick-heating type integrated shower screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212405347U true CN212405347U (en) | 2021-01-26 |
Family
ID=74409198
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020965202.0U Active CN212405347U (en) | 2020-05-30 | 2020-05-30 | Electromagnetic quick-heating type integrated shower screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212405347U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115031413A (en) * | 2022-06-24 | 2022-09-09 | 合肥品冠智能洗浴设备有限公司 | Low-voltage operation high-voltage input shower screen heating system |
-
2020
- 2020-05-30 CN CN202020965202.0U patent/CN212405347U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115031413A (en) * | 2022-06-24 | 2022-09-09 | 合肥品冠智能洗浴设备有限公司 | Low-voltage operation high-voltage input shower screen heating system |
| CN115031413B (en) * | 2022-06-24 | 2023-10-10 | 合肥品冠智能洗浴设备有限公司 | Low-voltage operation high-voltage input shower screen heating system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN212405347U (en) | Electromagnetic quick-heating type integrated shower screen | |
| CN215337085U (en) | Air energy water heater | |
| GB2383630A (en) | Water heater with interconnected heat-transfer members | |
| CN212346232U (en) | Liquid supply device and drinking water equipment | |
| CN212788261U (en) | Instant-heating constant-temperature milk brewing device capable of continuously discharging water | |
| CN213362834U (en) | Preheating water tank and dual-purpose furnace comprising same | |
| CN212511369U (en) | Electric heat energy quantum heating drying unit | |
| CN219014631U (en) | Electric water heater | |
| CN114739012A (en) | Remote auxiliary compensation device for household water heater | |
| CN210107725U (en) | Rapid heating water storage type electric water heater | |
| CN2933224Y (en) | Drinking water dispenser capable of instantly producing hot water | |
| CN216114695U (en) | Preheating energy storage heat exchange device with anti-scaling, anti-creeping and sufficient replacement temperature | |
| CN218033707U (en) | Double-liner electric water heater | |
| CN113854824A (en) | Liquid supply device and drinking water equipment | |
| CN216080395U (en) | Double-liner water heater | |
| CN220892563U (en) | Heat-accumulating and heat-exchanging electric water heater | |
| CN215983210U (en) | Liquid heating device | |
| CN2835880Y (en) | Horizontal water storage type electric water heater with heating tube at two ends | |
| CN219656318U (en) | Electric water heater | |
| CN216907615U (en) | Electric kettle with rapid cooling function | |
| CN216080406U (en) | Double-liner water tank and electric water heater | |
| CN212362436U (en) | Integrated water heater with anti-scaling and anti-leakage preheating energy conversion device | |
| CN220103421U (en) | Combined air energy hot water storage box | |
| CN218120188U (en) | Electric water heater | |
| CN211084471U (en) | Solar energy-saving hot water system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |