CN103654419B - Electric heater unit and there is its water purifier - Google Patents
Electric heater unit and there is its water purifier Download PDFInfo
- Publication number
- CN103654419B CN103654419B CN201210342821.4A CN201210342821A CN103654419B CN 103654419 B CN103654419 B CN 103654419B CN 201210342821 A CN201210342821 A CN 201210342821A CN 103654419 B CN103654419 B CN 103654419B
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- cylindrical shell
- electric heater
- heater unit
- air bag
- end cover
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Abstract
The invention provides a kind of electric heater unit and there is its water purifier.Wherein, electric heater unit comprises cylindrical shell and heating member, and heating member is positioned at cylindrical shell at least in part, is also provided with decompressor in cylindrical shell.Adopt electric heater unit of the present invention and there is its water purifier, effectively can alleviate the increased pressure in cylindrical shell, and then make use safer, the water source in outside contamination electric heater unit can also be prevented simultaneously, promote the quality at water source in cylindrical shell, safety and sanitation more of drinking water.
Description
Technical field
The present invention relates to water purifier field, more specifically, relate to a kind of electric heater unit and there is its water purifier.
Background technology
The water purifier of current band heating function is all adopt water tank higher than the structure of faucet position, pressure by water in water tank could realize discharging water, make water tank must be placed on heater element top like this, not only take up room volume, and the dust in air, bacterium etc. enter easy breed bacteria, and the tiny reptile of other enters water tank can cause secondary pollution to drinking water.For above problem, existing solution is bottom water tank being positioned over water purifier heater, and the pressure relying on heater to produce in heating process is expressed to water outlet place water.
If but above-mentioned solution exists directly water-filling heating in the heater of water purifier, after the water in heater is warming up to 60 DEG C by normal temperature, in heater, pressure can increase to 4 ~ 5bar suddenly, because pressure increases suddenly, causes product to there is potential safety hazard.
Summary of the invention
The present invention is intended to be to provide a kind of electric heater unit of cylinder internal pressure when can alleviate heating and has its water purifier.
To achieve these goals, according to an aspect of the present invention, provide a kind of electric heater unit, comprising: cylindrical shell and heating member, heating member is positioned at cylindrical shell at least in part, is also provided with decompressor in cylindrical shell.
Further, decompressor is air bag, air bag has flow channels or have between air bag and cylindrical shell on flow channels or air bag and between air bag and cylindrical shell all to have flow channels.
Further, heating member is connected on the lower end of cylindrical shell, and air bag is arranged between heating member and the upper end of cylindrical shell, and has distance between air bag and heating member.
Further, cylindrical shell comprises cylindrical shell body, and its two ends are openend; Upper end cover and bottom end cover, shutoff is at the two ends up and down of cylindrical shell body respectively, and heating member is connected on bottom end cover.
Further, air bag is circular, and cylindrically, the external diameter of air bag is greater than or equal to the internal diameter of cylindrical shell body to cylindrical shell body.
Further, cylindrical shell body is provided with water inlet, and water inlet is near bottom end cover, and upper end cover is provided with delivery port.
Further, the side that bottom end cover deviates from upper end cover is provided with fixed mount.
Further, heating member is heating tube, and heating tube is inverted U-shaped, and the two ends of heating tube pass bottom end cover and are connected with lead-in wire.
According to a further aspect in the invention, provide a kind of water purifier, comprise regulator, filter and electric heater unit, wherein electric heater unit is aforesaid electric heater unit; And electric heater unit is arranged between filter and delivery port.
Adopt electric heater unit of the present invention, comprise cylindrical shell and heating member, heating member is positioned at cylindrical shell at least in part, is also provided with decompressor in cylindrical shell.When filter after pure water enter heat in cylindrical shell time, water is heated rear volumetric expansion and causes cylinder internal pressure excessive, and now, decompressor is compressed, thus effectively can alleviate the increased pressure in cylindrical shell.Therefore, adopt electric heater unit of the present invention, the increased pressure in cylindrical shell can be alleviated, and then make use safer, on the other hand, needed for cylindrical shell, bear pressure diminish, can reduce barrel requirement of strength, namely can reduce wall thickness, save material and reduce cost, also saving resource simultaneously.Again on the one hand, electric heater unit of the present invention can also prevent the water source in outside contamination cylindrical shell, and promote the quality at water source in heater, make to drink water safety and sanitation more.
Accompanying drawing explanation
The accompanying drawing forming a application's part is used to provide a further understanding of the present invention, and schematic description and description of the present invention, for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is the sectional structure schematic diagram of the embodiment according to electric heater unit of the present invention;
Fig. 2 is the exploded perspective view of the electric heater unit of Fig. 1; And
Fig. 3 is the system architecture schematic diagram of the embodiment according to water purifier of the present invention.
Detailed description of the invention
Below with reference to the accompanying drawings and describe the present invention in detail in conjunction with the embodiments.
As shown in Figure 1, the electric heater unit 8 of the present embodiment, includes heating tube 30 and cylindrical shell 10, and heating tube 30 is arranged in cylindrical shell 10, is also provided with decompressor in cylindrical shell 10, and when heating in order to alleviate, in cylindrical shell 10, pressure is excessive.
Electric heater unit 8 comprises cylindrical shell 10, and cylindrical shell 10 is made up of cylindrical shell body 12 and upper end cover 11 and bottom end cover 14, and cylindrical shell body 12 is tightly connected with upper end cover 11, bottom end cover 14 respectively, forms airtight heating water cavity 40.Wherein upper end cover 11 is sealedly connected on one end of cylindrical shell body 12, and bottom end cover 14 is sealedly connected on the other end of cylindrical shell body 12.Preferably, as shown in Figure 1, heating tube 30 is chosen as inverted U-shaped, and the two ends of heating tube 30 pass bottom end cover 14 and are connected with lead-in wire.Further, heating tube 30 is connected on the lower end of cylindrical shell 10, and decompressor is arranged between heating tube 30 and cylindrical shell 10, and has distance between decompressor and heating tube 30.In the present embodiment, water body enters electric heater unit 8 from water inlet 15 and heats, when the water in electric heater unit 8 is by thermal evaporation, volumetric expansion, now in electric heater unit 8, decompressor shrinks in order to alleviate the pressure in electric heater unit 8, the cylindrical shell 10 of electric heater unit 8 is not easily damaged, for the stable heating of electric heater unit 8 provides safeguard.In addition, this kind of electric heater unit 8 structure is simple, and cost is lower.
Preferably, as shown in Figure 2, decompressor in electric heater unit 8 can be air bag 20, air bag 20 is in circular or other structures, and be filled with gas in air bag 20, when the water in electric heater unit 8 is heated to 60 DEG C from normal temperature, in cylindrical shell 10, pressure is excessive, air bag 20 internal gas in cylindrical shell 10 can be made to be compressed, thus effectively alleviate the pressure in electric heater unit 8.And in order to reach better effect of easing stress, air bag 20 is preferably in circular, cylindrical shell body 12 is cylindric, the external diameter of air bag 20 is more than or equal to the internal diameter of cylindrical shell body 12, circular air bag 20 can be made like this can not to cause at cylindrical shell body 12 internal fixtion rock, and circular air bag 20 can be preferably disposed on the upper end of cylindrical shell body 12 near upper end cover 11 place, be convenient to alleviate the liquid rising and expand, still steam can may be there is, and be not easy to cause and contact with heating tube 30, damage air bag 20.Preferably, airtight air bag 20 has flow channels, or has flow channels between air bag 20 and cylindrical shell, or all has flow channels on air bag 20 and between air bag 20 and cylindrical shell 10.
As shown in Figure 2, upper end cover 11 has delivery port 13, cylindrical shell body 12 has water inlet 15.Further, delivery port 13 is in order to connect the water side of water purifier, and water inlet 15 is in order to connect the water inlet end of water purifier, and bottom end cover 14 is connected and fixed heating tube 13.Further, the side deviating from upper end cover 11 of bottom end cover 14 can also be provided with fixed mount 16, fixed mount 16 and heating tube 30 are connected to the two ends, left and right of bottom end cover 14.And the two ends of bottom end cover 14 and upper end cover 11 difference sealed cylinder body 12.
The electric heater unit of the present embodiment is by being communicated with the pipeline between the water inlet 15 of electric heater unit 8 and delivery port 13, during use, the high pressure in cylindrical shell 10 is reduced by air bag 20, prevent the potential safety hazard that the pressure increase caused because water volume changes in electric heater unit 8 heating process causes, and in the present embodiment, special requirement is not all had, advantage of lower cost to the material usage of pressure vessel, performance etc.
There is water purification to prevent water purifier electric heater unit in the process used to be secondary polluted, electric heater unit 8 middle cylinder body 10 of the present embodiment is made up of cylindrical shell body 12 and upper end cover 11 and bottom end cover 14, gap-free sealed by between cylindrical shell body 12 and upper end cover 11 and bottom end cover 14, effectively can prevent the dust in air, bacterium etc. from entering and cause breed bacteria, this structure also effectively can prevent some tiny reptiles from entering in cylindrical shell 10 and cause secondary pollution to drinking water in addition.
As shown in Figure 3, water inlet, regulator, filter, electric heater unit and delivery port is comprised according to the embodiment of water purifier of the present invention, wherein electric heater unit is aforesaid electric heater unit 8, and electric heater unit 8 is arranged between filter and delivery port.
Regulator, filter and electric heater unit is included according to the preferred embodiment of water purifier of the present invention, running water is by the cotton filter core 1 of PP, booster pump 2, preposition activated charcoal filter core 3, and RO membrane cartridge 4, again by after water saving pressure switch 5, the dense water produced after RO membrane cartridge 4 filters is discharged by Wastewater by Electric magnet valve 17, filter the pure water produced and be connected to active carbon or ultrafiltration composite filter element 6, be connected in the pipeline of active carbon or ultrafiltration composite filter element 6 at RO film pure water end and be connected with discharge pressure bucket 18.Pure water is connected with three-way connection (not marking in figure) after active carbon or ultrafiltration composite filter element 6, joint one end directly connects a gooseneck faucet 9, water outlet is normal-temperature water, the other end connects water purification pressure-reducing valve 7, be connected to the water inlet of electric heater unit 8 through post-decompression water, electric heater unit 8 is provided with decompressor, preferably, decompressor is air bag, is filled with 1bar (being equivalent to 1 standard atmospheric pressure) gas in air bag in advance.
Shown in Figure 3, it is 1bar (being equivalent to 1 standard atmospheric pressure) through the post-decompression water purification hydraulic pressure of water purification pressure-reducing valve 7, enter in electric heater unit 8 by the water inlet of electric heater unit 8, if now open gooseneck faucet 9, then by circuit pressure after pressure-reducing valve 7, water purification is extruded gooseneck faucet 9.If close gooseneck faucet 9, the pressure of water purification after pressure-reducing valve 7 is 1bar, Preliminary pressure-filled 1bar in air bag, therefore air bag external and internal pressure keeps balance, now open the heater switch of electric heater unit 8, water then in cylindrical shell 10 is in temperature-rise period gradually, volumetric expansion, in air bag, precharge of gas is compressed, because water purification increase volume is very little, air is also just very little by compression volume, therefore pressure increase is also very little in cylindrical shell 10, when the water in cylindrical shell 10 is warming up to 60 DEG C from normal temperature, the volume supercharging of water is about 6ml, in cylindrical shell 10, in air bag, gas is compressed 6ml, in cylindrical shell 10, pressure is increased to 1.2bar, therefore adopt this kind of device, cylindrical shell 10 pressure increase caused because of water heating volumetric expansion can be born, and then it is safer to make electric heater unit 8 use, on the other hand, needed for cylindrical shell 10, bear pressure diminish, can reduce wall cylinder requirement of strength, namely wall thickness can be reduced, save material and reduce cost, also save resource simultaneously, simultaneously when electric heater unit 8 heats, in cylindrical shell 10 during hypertonia, a part of water directly can being extruded cylindrical shell 10, make water intaking convenient, without the need to additionally increasing pressue device, saving cost.
As can be seen from the above description, the above embodiments of the present invention achieve following technique effect:
The convenient heating of electric heater unit of the present invention, installation and maintenance, can ensure water purifier safe heating drinking water, solve the problems such as drinking water secondary pollution dexterously simultaneously, for the stable operation of water purifier long-time heating provides safeguard, cost-saving.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (8)
1. an electric heater unit, comprise: cylindrical shell (10) and heating member (30), described heating member (30) is positioned at described cylindrical shell (10) at least in part, it is characterized in that, described cylindrical shell is also provided with decompressor in (10), described decompressor is air bag (20), described air bag (20) has flow channels or has on flow channels or described air bag (20) between described air bag (20) and described cylindrical shell (10) and all have flow channels between described air bag (20) and described cylindrical shell (10).
2. electric heater unit according to claim 1, it is characterized in that, described heating member (30) is connected on the lower end of described cylindrical shell (10), described air bag (20) is arranged between the upper end of described heating member (30) and described cylindrical shell (10), and has distance between described air bag (20) and described heating member (30).
3. electric heater unit according to claim 2, is characterized in that, described cylindrical shell (10) comprising:
Cylindrical shell body (12), its two ends are openend;
Upper end cover (11) and bottom end cover (14), shutoff is at the two ends up and down of described cylindrical shell body (12) respectively, and described heating member (30) is connected on described bottom end cover (14).
4. electric heater unit according to claim 3, it is characterized in that, described air bag (20) is in circular, and cylindrically, the external diameter of described air bag (20) is greater than or equal to the internal diameter of described cylindrical shell body (12) to described cylindrical shell body (12).
5. electric heater unit according to claim 3, it is characterized in that, described cylindrical shell body (12) is provided with water inlet (15), described water inlet (15) is near described bottom end cover (14), and described upper end cover (11) is provided with delivery port (13).
6. electric heater unit according to claim 3, is characterized in that, the side deviating from described upper end cover (11) of described bottom end cover (14) is provided with fixed mount (16).
7. electric heater unit according to claim 3, is characterized in that, described heating member (30) is heating tube, and described heating tube is inverted U-shaped, and the two ends of described heating tube pass described bottom end cover (14) and are connected with lead-in wire.
8. a water purifier, comprise water inlet, filter, electric heater unit and delivery port, it is characterized in that, the electric heater unit of described electric heater unit according to any one of claim 1 to 7, described electric heater unit is arranged between described filter and delivery port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210342821.4A CN103654419B (en) | 2012-09-14 | 2012-09-14 | Electric heater unit and there is its water purifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210342821.4A CN103654419B (en) | 2012-09-14 | 2012-09-14 | Electric heater unit and there is its water purifier |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103654419A CN103654419A (en) | 2014-03-26 |
| CN103654419B true CN103654419B (en) | 2016-04-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210342821.4A Expired - Fee Related CN103654419B (en) | 2012-09-14 | 2012-09-14 | Electric heater unit and there is its water purifier |
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| Country | Link |
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| CN (1) | CN103654419B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111966143A (en) * | 2020-08-28 | 2020-11-20 | 界首市南都华宇电源有限公司 | Storage battery electrode plate heating curing steam control device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2390143Y (en) * | 1998-08-22 | 2000-08-02 | 深圳市火王燃器具公司 | Ultra-low pressure safety enclosed electric water heater |
| CN101406363A (en) * | 2008-11-14 | 2009-04-15 | 李万红 | Bagged water dispenser |
| CN201772612U (en) * | 2010-08-24 | 2011-03-23 | 孙维江 | Water heater |
| CN102160758A (en) * | 2010-12-21 | 2011-08-24 | 李万红 | Vacuum hot liner of injection type water dispenser |
| CN201962139U (en) * | 2010-12-31 | 2011-09-07 | 山西华能食品包装机械有限公司 | Intelligent water-saving type household water purifier |
| CN202761056U (en) * | 2012-09-14 | 2013-03-06 | 珠海格力电器股份有限公司 | Electric heating device and water purifier including the same |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4004657B2 (en) * | 1998-08-21 | 2007-11-07 | 東静電気株式会社 | Beverage extractor |
-
2012
- 2012-09-14 CN CN201210342821.4A patent/CN103654419B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2390143Y (en) * | 1998-08-22 | 2000-08-02 | 深圳市火王燃器具公司 | Ultra-low pressure safety enclosed electric water heater |
| CN101406363A (en) * | 2008-11-14 | 2009-04-15 | 李万红 | Bagged water dispenser |
| CN201772612U (en) * | 2010-08-24 | 2011-03-23 | 孙维江 | Water heater |
| CN102160758A (en) * | 2010-12-21 | 2011-08-24 | 李万红 | Vacuum hot liner of injection type water dispenser |
| CN201962139U (en) * | 2010-12-31 | 2011-09-07 | 山西华能食品包装机械有限公司 | Intelligent water-saving type household water purifier |
| CN202761056U (en) * | 2012-09-14 | 2013-03-06 | 珠海格力电器股份有限公司 | Electric heating device and water purifier including the same |
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| CN103654419A (en) | 2014-03-26 |
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Granted publication date: 20160413 |
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