CN111238027A - Multistage water purification integrated device and zero-cold-water gas water heater using same - Google Patents
Multistage water purification integrated device and zero-cold-water gas water heater using same Download PDFInfo
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- CN111238027A CN111238027A CN202010129644.6A CN202010129644A CN111238027A CN 111238027 A CN111238027 A CN 111238027A CN 202010129644 A CN202010129644 A CN 202010129644A CN 111238027 A CN111238027 A CN 111238027A
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- water
- return
- pipe
- water purification
- filter
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 365
- 238000000746 purification Methods 0.000 title claims abstract description 84
- 238000011045 prefiltration Methods 0.000 claims abstract description 31
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 16
- 239000000523 sample Substances 0.000 claims description 15
- 235000020679 tap water Nutrition 0.000 claims description 11
- 239000008399 tap water Substances 0.000 claims description 11
- 239000000463 material Substances 0.000 claims description 9
- 238000001914 filtration Methods 0.000 claims description 7
- 239000012528 membrane Substances 0.000 claims description 5
- 239000002455 scale inhibitor Substances 0.000 claims description 5
- 238000000108 ultra-filtration Methods 0.000 claims description 5
- 229920000742 Cotton Polymers 0.000 claims description 4
- 239000008213 purified water Substances 0.000 abstract description 14
- 238000009434 installation Methods 0.000 abstract description 10
- 238000003287 bathing Methods 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 235000020680 filtered tap water Nutrition 0.000 description 3
- 229910001385 heavy metal Inorganic materials 0.000 description 3
- 230000006698 induction Effects 0.000 description 3
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 2
- -1 KDF Substances 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 229910052801 chlorine Inorganic materials 0.000 description 2
- 239000000460 chlorine Substances 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 239000002131 composite material Substances 0.000 description 1
- 230000035622 drinking Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H1/00—Water heaters, e.g. boilers, continuous-flow heaters or water-storage heaters
- F24H1/10—Continuous-flow heaters, i.e. heaters in which heat is generated only while the water is flowing, e.g. with direct contact of the water with the heating medium
- F24H1/12—Continuous-flow heaters, i.e. heaters in which heat is generated only while the water is flowing, e.g. with direct contact of the water with the heating medium in which the water is kept separate from the heating medium
- F24H1/124—Continuous-flow heaters, i.e. heaters in which heat is generated only while the water is flowing, e.g. with direct contact of the water with the heating medium in which the water is kept separate from the heating medium using fluid fuel
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/0005—Details for water heaters
- F24H9/0042—Cleaning arrangements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/20—Arrangement or mounting of control or safety devices
- F24H9/2007—Arrangement or mounting of control or safety devices for water heaters
- F24H9/2035—Arrangement or mounting of control or safety devices for water heaters using fluid fuel
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Water Treatment By Sorption (AREA)
Abstract
The invention discloses a multi-stage water purification integrated device and a zero-cold-water gas water heater using the same. According to the multi-stage water purification integrated device, the water purification filter assembly, the pre-filter assembly and the water return assembly are sequentially connected, so that the installation space is saved, the installation of the pipe arrangement is simplified, and the bathing water and the kitchen purified water can be output; the water channel of the water purification filter body is separated from the water channel of the water return channel, so that the water return channel can not flow into the water purification filter assembly and cannot influence each other; the public leading filter assembly, the filter fineness is higher, and the flow of leading to water is big, is difficult for blockking up, and is convenient for wash.
Description
Technical Field
The invention belongs to the technical field of zero-cold-water gas water heaters, and particularly relates to a multi-stage water purification integrated device and a zero-cold-water gas water heater using the same.
Background
At present, water purification products on the market generally do not resist high temperature (the water inlet temperature is lower than 45 ℃), the water storage temperature of a pipeline is often higher than 45 ℃ when a zero-cold-water gas water heater is preheated, if the preheated high-temperature water flows into the water purifier, a valve body, a filter element and the like in the water purifier are easy to damage, especially a POP ultrafiltration membrane, and therefore the water purifier can only be installed on a cold water pipe at the front end of the zero-cold-water gas water heater, and hot water.
However, the existing zero-cold water gas water heater provides bath hot water and realizes instant use of hot water, the water purifier provides kitchen purified water or drinking purified water, the total purchase price of the zero-cold water gas water heater and the water purifier is high, the zero-cold water gas water heater and the water purifier occupy more installation space, especially in small-sized kitchens, the common zero-cold water gas water heater uses a simple filter screen, the filtering effect is poor, the common zero-cold water gas water heater is easy to block, and heavy metals cannot be filtered or the water hardness cannot be reduced.
Disclosure of Invention
In order to solve the problems, the invention provides a multi-stage water purification integrated device, which is characterized in that a water purification filter component, a pre-filter component and a water return component are sequentially connected, so that the installation is simplified, the purchase cost is reduced, bathing water and kitchen purified water can be output, and a water channel of a water purification filter body and a water channel of a water return channel are separated and do not influence each other, so that the water return channel is ensured not to flow into the water purification filter component.
Another object of the present invention is to provide a zero cold water gas water heater.
The technical scheme adopted by the invention is as follows:
the utility model provides a multistage water purification integrated device, leading filter assembly, water purification filter assembly and return water subassembly set gradually between the end of intaking and the play water end of running water.
Preferably, leading filter assembly includes leading filter body, inlet tube and main water pipe, the end connection of intaking of inlet tube and running water, the running water warp the inlet tube flows into leading filter this internally, the warp leading filter body filters the back through the main water pipe outflow.
Preferably, the water purification filter assembly comprises a water purification filter body, a water purification inlet pipe and a water purification outlet pipe, the water purification inlet pipe is connected with the main water pipe, water filtered by the front filter body flows into the water purification filter body through the water purification inlet pipe, and flows out through the water purification outlet pipe after being filtered by the water purification filter body.
Preferably, the water return component comprises a water pump, a bypass water return branch, a water return pipe and a built-in one-way valve, the water pump is installed on the main water pipe, the bypass water return branch is arranged between the water pump and the front filter body and connected with the water return pipe, the other end of the water return pipe is connected with the tail end of the main water pipe, and the built-in one-way valve with the conduction direction consistent with the water return direction is installed on the bypass water return branch.
Preferably, the filter material in the prefilter body is a filter screen, the mesh number of the filter screen is 60-100 meshes, and one or more of activated carbon, KDF and a scale inhibitor are added into the filter screen.
Preferably, the filtering material in the water purifying filter body is one or more of PP cotton, activated carbon and an ultrafiltration membrane.
The other technical scheme of the invention is realized as follows:
the utility model provides a zero cold water gas heater, its includes multistage water purification integrated device, zero cold water gas heater main part, rivers induction system, return water temperature probe and control assembly, multistage water purification integrated device installs in the lower terminal surface one side of zero cold water gas heater main part, rivers induction system installs on the main water pipe, return water temperature probe installs on the pipeline between water pump and bypass return water branch road, rivers induction system, return water temperature probe and water pump all are connected with the control assembly electricity.
Preferably, the multi-stage water purification device is an externally hung detachable structure.
Preferably, the control assembly comprises a controller and an operation display, the controller is electrically connected with the operation display, and the water flow sensing device, the return water temperature probe and the water pump are electrically connected with the controller.
Preferably, a preheating function key for starting and exiting the preheating function is arranged on the operation display.
Compared with the prior art, the multi-stage water purification integrated device has the advantages that the water purification filter assembly, the pre-filter assembly and the water return assembly are sequentially connected, so that the installation space is saved, the installation of the pipe arrangement is simplified, and the bathing water and the kitchen purified water can be output; the water channel of the water purification filter body is separated from the water channel of the water return channel, so that the water channels are not influenced mutually, and the water return channel is ensured not to flow into the water purification filter assembly; the public leading filter assembly, the filter fineness is higher, and the flow of leading to water is big, is difficult for blockking up, and is convenient for wash.
Drawings
Fig. 1 is an overall schematic diagram of a multi-stage water purification integrated device provided in embodiment 1 of the present invention;
fig. 2 is a schematic structural diagram of a multi-stage water purification integrated device provided in embodiment 1 of the present invention;
fig. 3 is a schematic structural diagram of a zero-cold-water gas water heater provided in embodiment 2 of the present invention.
Description of the reference numerals
1-a pre-filter assembly, 11-a pre-filter body, 12-a water inlet pipe, 13-a main water pipe, 2-a water purification filter assembly, 21-a water purification filter body, 22-a purified water inlet pipe, 23-a purified water outlet pipe, 3-a water return assembly, 31-a water pump, 32-a bypass water return branch, 33-a water return pipe, 34-a built-in one-way valve, a 4-zero cold water gas water heater main body, 5-a controller, 6-an operation display, 7-a water flow sensing device and 8-a water return temperature probe.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Example 1
An embodiment 1 of the invention provides a multi-stage water purification integrated device, as shown in fig. 1, which includes a pre-filter assembly 1, a water purification filter assembly 2 and a water return assembly 3, wherein the pre-filter assembly 1, the water purification filter assembly 2 and the water return assembly 3 are sequentially arranged between a water inlet end and a water outlet end of tap water.
Thus, by adopting the structure, the multi-stage water purification integrated device disclosed by the invention has the advantages that the water purification filter component 2, the pre-filter component 1 and the water return component 3 are sequentially connected, so that the installation space is saved, the installation of the pipe arrangement is simplified, and the bathing water and the kitchen purified water can be output; the water channel of the water purification filter body is separated from the water channel of the water return channel, so that the water channels are not influenced mutually, and the water return channel is ensured not to flow into the water purification filter assembly; the public pre-filter assembly 1 has higher filtering precision, large water flow, difficult blockage and convenient cleaning.
As shown in fig. 2, the pre-filter assembly 1 includes a pre-filter body 11, a water inlet pipe 12 and a main water pipe 13, the water inlet pipe 12 is connected to the water inlet end of the tap water, the tap water flows into the pre-filter body 11 through the water inlet pipe 12, and flows out through the main water pipe 13 after being filtered by the pre-filter body 11.
Thus, tap water enters the pre-filter body 11 through the water inlet pipe 12, is filtered by the pre-filter body 11 and then flows out of the main water pipe 13, and the pre-filtered tap water, namely bath water, is obtained and can be used as bath hot water after being heated by the zero-cold water gas water heater.
The water purification filter assembly 2 comprises a water purification filter body 21, a water purification inlet pipe 22 and a water purification outlet pipe 23, the water purification inlet pipe 22 is connected with the main water pipe 13, water filtered by the preposed filter body 11 flows into the water purification filter body 21 through the water purification inlet pipe 22, and flows out through the water purification outlet pipe 23 after being filtered by the water purification filter body 21.
Thus, the tap water firstly enters the pre-filter body 11 through the water inlet pipe 12, is filtered by the pre-filter body 11 to obtain pre-filtered tap water, then enters the water purification filter body 21 through the purified water inlet pipe 22, and flows out of the purified water outlet pipe 23 after being filtered by the water purification filter body 21 to obtain purified water filtered tap water which is used as kitchen purified water.
The water return component 3 comprises a water pump 31, a bypass water return branch 32, a water return pipe 33 and a built-in one-way valve 34, the water pump 31 is installed on the main water pipe 13, the bypass water return branch 32 is arranged between the water pump 31 and the front filter body 11 and connected with the water return pipe 33, the other end of the water return pipe 33 is connected with the tail end of the main water pipe 13, and the built-in one-way valve 34 with the conducting direction consistent with the water return direction is installed on the bypass water return branch 32.
Thus, the tap water first enters the pre-filter body 11 through the inlet pipe 12, is filtered by the pre-filter body 11 and then flows out of the main water pipe 13, and then the water filtered by the pre-filter body 11 is pumped into the return pipe 33 and the bypass return branch 32 by the water pump on the main water pipe 13, and the built-in check valve 34 prevents the water in the main water pipe 13 from flowing to the return pipe 33.
The filter material in the front filter body 11 is an ultra-dense filter screen, the mesh number of the ultra-dense filter screen is 60-100 meshes, and one or more of active carbon, KDF and scale inhibitor are added into the ultra-dense filter screen.
In this way, the filter material of the pre-filter body 11 is an ultra-dense filter screen (60-100 meshes), so that tiny particles in tap water are isolated, the area of the filter screen is large, the flow rate of water is large, and the filter screen is not easy to block; meanwhile, one or more of water purification particles such as activated carbon, KDF, scale inhibitor and the like can be added into the pre-filter body, so that the purification effects of purifying smell, absorbing chlorine, removing heavy metals, reducing water hardness and the like are achieved, and tap water (namely bath water) subjected to pre-filtration is obtained and can be used as bath hot water after being heated by a zero-cold-water gas water heater.
The filtering material in the water purifying filter body 21 is one or more of PP cotton, active carbon and an ultrafiltration membrane.
In this way, the water purifying filter body 21 is made of a single or composite water purifying material such as PP cotton, activated carbon, and an ultrafiltration membrane, so as to output kitchen purified water suitable for a kitchen.
Example 2
As shown in fig. 3, an embodiment 2 of the present invention provides a zero-cold-water gas water heater, which includes the multi-stage water purification integrated device, a zero-cold-water gas water heater main body 4, a water flow sensing device 5, a return water temperature probe 6, and a control component 7, wherein the multi-stage water purification integrated device is installed on one side of a lower end surface of the zero-cold-water gas water heater main body 4, the water flow sensing device 5 is installed on a main water pipe 13, the return water temperature probe 6 is installed on a pipeline between a water pump 31 and a bypass return water branch 32, and the water flow sensing device 5, the return water temperature probe 6, and the water pump 31 are all electrically connected.
Thus, when the control component 7 controls to start the preheating operation mode, the control component 7 starts the water pump 31 to drive the hot water pipe (i.e. the hot water pipeline heated by the zero-cold water gas water heater in the main water pipe 13) and the water return pipe 33 to store water to circularly flow, when the water flow detected by the water flow sensing device 5 is greater than the program starting flow, the gas water heater main body 4 is started to ignite and heat the stored water, and the hot water flows through the hot water pipe and the water return pipe 33 and then flows back to the bypass water return branch 32 of the gas water heater main body 4 to flow into the water pump 31 again. When the backwater temperature detected by the backwater temperature probe 8 is higher than the programmed preheating temperature, the controller turns off the water pump 31, the water heater main body 4 is flamed out, and the circulating preheating is stopped. In the preheating operation mode, the circulating backwater does not pass through the pre-filter body 11 and the water purification filter body 21, the temperature of the tap water is not heated, and the hot water cannot flow out when the water purification faucet of the water purification outlet pipe 23 is opened.
The multi-stage water purifying device is of an external hanging type detachable structure.
Thus, the multistage water purifying device is designed to be of an externally-hung detachable structure, and particularly, the front filter body 11 and the water purifying filter body 21 are designed to be of externally-hung detachable structures, so that the filter element is convenient to check daily and replace and clean.
The control assembly 7 comprises a controller 71 and an operation display 72, the controller 71 is electrically connected with the operation display 72, and the water flow sensing device 5, the return water temperature probe 6 and the water pump 31 are electrically connected with the controller 71.
Thus, a user starts or quits the preheating function through the operation display 72, controls the water pump 31 to be opened and closed through the controller 71 electrically connected with the operation display 72, and feeds water flow through the water flow sensing device 5 and back to the controller 71, and measures return water temperature through the return water temperature probe 6 and feeds back the return water temperature to the controller 71.
The operation display 72 is provided with a preheating function key for turning on and off the preheating function.
Thus, the user can turn on and off the preheating function of the zero-cold water gas water heater by operating the preheating function key on the display 72.
The invention integrates the zero-cold-water gas water heater and the multi-stage water purification integrated device (water purifier), reduces the purchase cost, saves the installation space, simplifies the installation of the pipe arrangement, and can output bath hot water and kitchen purified water; the zero cold water circulation waterway is separated from the water purifier waterway, so that preheated high-temperature water is ensured not to flow into the water purifying filter body and damage the filter element; the zero-cold-water gas water heater and the water purification filter body are integrated and share the preposed filter body, so that the filtering precision is higher, the water flow is large, the blockage is not easy to occur, and the cleaning is convenient; in addition, the front filter body can be added with water purification materials (such as KDF, activated carbon, scale inhibitor and the like) to achieve multiple filtration effects of removing heavy metals, removing odor and absorbing chlorine, reducing water hardness and the like.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. The utility model provides a multistage water purification integrated device, its characterized in that, it includes leading filter component (1), water purification filter component (2) and return water component (3), leading filter component (1), water purification filter component (2) and return water component (3) set gradually between the end of intaking and the play water end of running water.
2. The integrated multistage water purification device according to claim 1, wherein the pre-filter assembly (1) comprises a pre-filter body (11), a water inlet pipe (12) and a main water pipe (13), the water inlet pipe (12) is connected with a water inlet end of tap water, the tap water flows into the pre-filter body (11) through the water inlet pipe (12), and flows out through the main water pipe (13) after being filtered by the pre-filter body (11).
3. The multi-stage water purification integrated device according to claim 2, wherein the water purification filter assembly (2) comprises a water purification filter body (21), a water purification inlet pipe (22) and a water purification outlet pipe (23), the water purification inlet pipe (22) is connected with the main water pipe (13), water filtered by the pre-filter body (11) flows into the water purification filter body (21) through the water purification inlet pipe (22), and water filtered by the water purification filter body (21) flows out through the water purification outlet pipe (23).
4. The multistage water purification integrated device according to claim 3, wherein the water return component (3) comprises a water pump (31), a bypass water return branch (32), a water return pipe (33) and a built-in one-way valve (34), the water pump (31) is installed on the main water pipe (13), the bypass water return branch (32) is arranged between the water pump (31) and the front filter body (11) and connected with the water return pipe (33), the other end of the water return pipe (33) is connected with the tail end of the main water pipe (13), and the built-in one-way valve (34) with the conduction direction consistent with the water return direction is installed on the bypass water return branch (32).
5. The multi-stage water purification integrated device according to claim 4, wherein the filter material in the pre-filter body (11) is a filter screen, the mesh number of the filter screen is 60-100 meshes, and one or more of activated carbon, KDF and scale inhibitor are added in the filter screen.
6. The integrated multistage water purification device according to claim 5, wherein the filtration material in the water purification filter body (21) is one or more of PP cotton, activated carbon and ultrafiltration membrane.
7. A zero-cold-water gas water heater is characterized by comprising the multi-stage water purification integrated device, a zero-cold-water gas water heater main body (4), a water flow sensing device (5), a return water temperature probe (6) and a control assembly (7) according to any one of claims 1 to 6, wherein the multi-stage water purification integrated device is installed on one side of the lower end face of the zero-cold-water gas water heater main body (4), the water flow sensing device (5) is installed on a main water pipe (13), the return water temperature probe (6) is installed on a pipeline between a water pump (31) and a bypass return water branch (32), and the water flow sensing device (5), the return water temperature probe (6) and the water pump (31) are all electrically connected with the control assembly (7).
8. The zero-cold-water gas water heater of claim 7, wherein the multi-stage water purification device is an externally-hung detachable structure.
9. The zero-cold-water gas water heater of claim 8, wherein the control assembly (7) comprises a controller (71) and an operation display (72), the controller (71) is electrically connected with the operation display (72), and the water flow sensing device (5), the return water temperature probe (6) and the water pump (31) are electrically connected with the controller (71).
10. The zero-cold-water gas water heater of claim 9, wherein a preheating function key for turning on and off a preheating function is provided on the operation display (72).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010129644.6A CN111238027A (en) | 2020-02-28 | 2020-02-28 | Multistage water purification integrated device and zero-cold-water gas water heater using same |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010129644.6A CN111238027A (en) | 2020-02-28 | 2020-02-28 | Multistage water purification integrated device and zero-cold-water gas water heater using same |
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| CN111238027A true CN111238027A (en) | 2020-06-05 |
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| CN202010129644.6A Pending CN111238027A (en) | 2020-02-28 | 2020-02-28 | Multistage water purification integrated device and zero-cold-water gas water heater using same |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11128625A (en) * | 1997-11-05 | 1999-05-18 | Matsushita Electric Ind Co Ltd | Water purifying device |
| CN205556340U (en) * | 2016-04-15 | 2016-09-07 | 四川汇达通机械设备制造有限公司 | Infrared activation mineralize mineralization water purification formula boiling water case |
| DE202017106460U1 (en) * | 2017-10-25 | 2017-11-09 | Guangdong Bili Drinking Water Equipment Co.,Ltd | Water dispenser with warm and hot water for lactating women and infants |
| CN207827994U (en) * | 2017-12-13 | 2018-09-07 | 青岛兴邦厨卫电器有限公司 | A kind of water purifier of integrated instant water heater |
| CN108793483A (en) * | 2018-07-26 | 2018-11-13 | 山西思博睿恩科技有限公司 | A kind of water-saving water cleaning systems of passive type pure water |
| CN110617628A (en) * | 2019-08-26 | 2019-12-27 | 华帝股份有限公司 | Zero-cold-water gas water heater, pressurization control method and preheating control method |
| CN110806010A (en) * | 2019-11-01 | 2020-02-18 | 华帝股份有限公司 | Water purifying system of water heater, control method of water purifying system and water heater |
| CN212720261U (en) * | 2020-02-28 | 2021-03-16 | 华帝股份有限公司 | Multistage water purification integrated device and zero-cold-water gas water heater using same |
-
2020
- 2020-02-28 CN CN202010129644.6A patent/CN111238027A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11128625A (en) * | 1997-11-05 | 1999-05-18 | Matsushita Electric Ind Co Ltd | Water purifying device |
| CN205556340U (en) * | 2016-04-15 | 2016-09-07 | 四川汇达通机械设备制造有限公司 | Infrared activation mineralize mineralization water purification formula boiling water case |
| DE202017106460U1 (en) * | 2017-10-25 | 2017-11-09 | Guangdong Bili Drinking Water Equipment Co.,Ltd | Water dispenser with warm and hot water for lactating women and infants |
| CN207827994U (en) * | 2017-12-13 | 2018-09-07 | 青岛兴邦厨卫电器有限公司 | A kind of water purifier of integrated instant water heater |
| CN108793483A (en) * | 2018-07-26 | 2018-11-13 | 山西思博睿恩科技有限公司 | A kind of water-saving water cleaning systems of passive type pure water |
| CN110617628A (en) * | 2019-08-26 | 2019-12-27 | 华帝股份有限公司 | Zero-cold-water gas water heater, pressurization control method and preheating control method |
| CN110806010A (en) * | 2019-11-01 | 2020-02-18 | 华帝股份有限公司 | Water purifying system of water heater, control method of water purifying system and water heater |
| CN212720261U (en) * | 2020-02-28 | 2021-03-16 | 华帝股份有限公司 | Multistage water purification integrated device and zero-cold-water gas water heater using same |
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Application publication date: 20200605 |