CN1378059A - Water heating method and device without scaling and resisting high pressure - Google Patents
Water heating method and device without scaling and resisting high pressure Download PDFInfo
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- CN1378059A CN1378059A CN 01115215 CN01115215A CN1378059A CN 1378059 A CN1378059 A CN 1378059A CN 01115215 CN01115215 CN 01115215 CN 01115215 A CN01115215 A CN 01115215A CN 1378059 A CN1378059 A CN 1378059A
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Abstract
The present invention belongs to the field of engineering heat transferring technology. The water heating method and device may be used in water heating boiler, electric water heater and other fields. The water heating method and device features that coil pipe type heat exchanger is installed inside a container and water inside the container is first heated and then transfers its heat to water inside the coil pipe to raise its temperature via heat exchange. The water heating method and device can heat water without scaling.
Description
The invention discloses a kind of not scaling and the high voltage bearing method and apparatus that adds hot water, belong to engineering heat transfer technology field, can be applicable to industry categories such as hot-water boiler, electric heater.
Existing method and the device that adds hot water, normally running water injects a bigger container by pipeline, heat energy passes to container water to be heated by the electrothermal tube wall that places container or heat energy is directly passed to container water to be heated by the container wall, and water temperature is increased to flow out behind the suitable temperature and uses for the people.
In fact, in a lot of areas, because hardness of water is higher, the water in the container can be separated out some mineral matters after temperature raises, and these mineral deposits are on the wall of a container face or be deposited on the wall of heating tube and form incrustation scale.Along with the thickening of scale crust, the thermal resistance of chamber wall or heating tube is increasing, finally can cause losing efficacy.
On the other hand, container diameter is bigger, bear higher hydraulic pressure, and wall just must be done thicklyer, normally forms with Metal Material Welding.Manufacturing inspection is comparatively complicated, and cost is higher.
Existing scale-removing method for disposable current, generally is to take technology such as magnetization or high frequency oscillation, makes every effort to lack scaling as far as possible, in use for some time chamber wall is carried out artificial or chemical cleaning again, and is time-consuming, very trouble.
The purpose of this invention is to provide a kind of not scaling and the high voltage bearing method and apparatus that adds hot water.This method and device will fundamentally overcome the defective of prior art, reach the not incrusted main purpose of long-term use, in addition, under lower production cost condition, can tolerate higher operating pressure.
Describe the implementation of method and apparatus of the present invention in detail below with reference to accompanying drawing:
Accompanying drawing 1 is the principle schematic of the method for the invention and device.
With reference to accompanying drawing 1, among the figure: [1]-chamber wall; [2]-electric heating tube; [3]-the water filling interface; [4]-exhaust port; [5]-heat exchanger tube; [6]-water inlet; [7]-delivery port; [8]-water in the container.Have water filling interface [3] and exhaust port [4] on the chamber wall of making by high-temperature resistance plastice or metal sheet [1], electrothermal tube [2] is loaded on the chamber wall [1], metal heat exchanger tube [5] coils in container, and water inlet [6], delivery port [7] extend external container through chamber wall [1] and link to each other with the water-in and water-out passage; The internal diameter of heat exchanger tube [5] is that the internal diameter of 5～30 millimeters and heat exchanger tube [5] is less than 1/15 of inside diameter of vessel; Before the use, running water is injected in the container earlier, when treating that water is annotated 90% left and right sides to vessel volume, close water filling interface [3] and exhaust port [4] respectively with lid through water filling interface [3]; When being heated to suitable temperature below the boiling point, electric heater [2] will inject container under temperature controller control water [8] closes, after reducing, the water in the container [8] temperature connects electric heater [2] heating again, circulation is so repeatedly kept water [8] in the container in a suitable temperature levels; When using hot water, running water enters heat exchanger tube [5] through water inlet [6], and the water [8] in the wall by heat exchanger tube [5] and the container of high temperature carries out the dividing wall type heat exchange to be made temperature improve the back to flow out and use for the people.
Because the water [8] in the container is prolonged and repeated use, therefore, chamber wall [1] inboard and electrothermal tube [2] outside, heat exchanger tube [5] outside all can not produce incrustation scale; Internal diameter by heat exchanger tube [5] is 10 millimeters, 400 millimeters calculating of container diameter, the inboard scaling rate of heat exchanger tube [5] only is about 1/40 of a common heating method, in addition during water in the heat exchanger tube [5] flow velocity higher, can form existing incrustation scale and force to wash away, one of percentage of chamber wall scaling rate or lower when therefore, the speed of the inboard fouling of heat exchanger tube [5] may only be the heating of usefulness common heating method.By present when heating with the common heating method scale removal cycle of inwall be to calculate in 1 year, then a life cycle conservative estimation of heat exchanger tube [5] can reach more than decades, had satisfied the requirement in service life of general industry product.In other words, the water-heating device of producing by the method for the invention can use decades continuously and need not scale removal, thereby has realized not incrusted purpose.
Because the weight that chamber wall [1] only bears water is not born hydraulic pressure, therefore, chamber wall [1] can adopt thin sheet metal manufacturing or adopt high-temperature resistance plastice injection moulding, plastic uptake, welding fabrication, thereby has reduced the container manufacturing cost and can make arbitrary shape; Internal diameter by heat exchanger tube [5] is 10 millimeters, 1 millimeter calculating of wall thickness, and the voltage endurance capability of the heat exchanger tube of copper or aluminium material [5] can reach more than the 10MPa, thereby has realized high voltage bearing purpose.
Produce pressure for avoiding container gas in heating process to expand, covering of exhaust port [4] has aperture, plays with ambient air to be communicated with effect.
In order to reduce the evaporation of the water in the container [8] in the heating process, can upward overlap a balloon-like rubber pocket or the water in container [8] upper surface at exhaust port [4] and drip the material that a small amount of oil or paraffin etc. can be kept afloat and are difficult to volatilize.
In order to improve the exchange capability of heat of heat exchanger tube [5], can make screw-like or in pipe, install disturbing flow device additional at internal face as shown in Figure 2 in its outside installing fin or rolled fin.
For improving heat transfer intensity and heat transfer temperature difference, the water when needing in the container [8] can add suitable salinity and improve boiling point, and in case of necessity, the higher liquid of usable oils or other boiling point replaces water.
Not scaling and the high voltage bearing device that adds hot water made by the method for the invention, when making electric heater or electric hot water type product, container is the inner bag of product, the thermoplastic of the available metal sheet of chamber wall [1], polyethylene, polypropylene or other ability high temperature more than 80 ℃ is made, water inlet [6], delivery port [7] connect water heater temperature's control valve system, convert the composition and division in a proportion example by change and obtain the suitable water temperature and the water yield.
By not scaling and the high voltage bearing device that adds hot water that the method for the invention is made, when making outer wall heated type boiler, chamber wall [1] can adopt steel plate welding or metal casting.
Not scaling and the high voltage bearing device that adds hot water made by the method for the invention, heat exchanger tube [5] can adopt that metal tube light pipes such as copper pipe, aluminum pipe are coiled to form, the installing of the light pipe outside or rolled fin are coiled to form or make as the integral body of the pattern of the condenser of air-conditioner and insert in the water [8] in the container, and running water is walked in the pipe.
Not scaling and the high voltage bearing device that adds hot water made by the method for the invention, thus can stir and improve heat exchange rate by in container, installing agitator additional.
By not scaling and the high voltage bearing device that adds hot water that the method for the invention is made, when container adopted the outer wall heating, chamber wall [1] was a metal material, can not adorn electrothermal tube [2] on the chamber wall [1].
Claims (7)
1. not scaling and the high voltage bearing method that adds hot water, have water filling interface [3] and exhaust port [4] on the chamber wall [1] that it is characterized in that making by high-temperature resistance plastice or metal sheet, electrothermal tube [2] is loaded on the chamber wall [1], metal heat exchanger tube [5] coils in container, and water inlet [6], delivery port [7] extend external container through chamber wall [1] and link to each other with the water-in and water-out passage; The internal diameter of heat exchanger tube [5] is that the internal diameter of 5～30 millimeters and heat exchanger tube [5] is less than 1/15 of inside diameter of vessel; Before the use, running water is injected in the container earlier, when treating that water is annotated 90% left and right sides to vessel volume, close water filling interface [3] and exhaust port [4] respectively with lid through water filling interface [3]; When being heated to suitable temperature below the boiling point, electric heater [2] will inject container under temperature controller control water [8] closes, after reducing, the water in the container [8] temperature connects electric heater [2] heating again, circulation is so repeatedly kept water [8] in the container in a suitable temperature levels; When using hot water, running water enters heat exchanger tube [5] through water inlet [6], and the water [8] in the wall by heat exchanger tube [5] and the container of high temperature carries out the dividing wall type heat exchange to be made temperature improve the back to flow out and use for the people.
2. by described a kind of not scaling of claim 1 and the high voltage bearing method that adds hot water, it is characterized in that chamber wall [1] can adopt thin sheet metal manufacturing or adopt high-temperature resistance plastice injection moulding, plastic uptake, welding fabrication, thereby reduced the container manufacturing cost and can make arbitrary shape; Can exhaust port [4] go up that cover one balloon-like rubber is assisted or water [8] upper surface in container drips that a small amount of oil or paraffin etc. can be kept afloat and the material that is difficult to volatilize to reduce water evaporates; Heat exchanger tube [5] can be made screw-like or install disturbing flow device additional in pipe at internal face in its outside installing fin or rolled fin.
3. by described a kind of not scaling of claim 1 and the high voltage bearing method that adds hot water, it is characterized in that the water [8] in the container can add suitable salinity raising boiling point, in case of necessity, the higher liquid of usable oils or other boiling point replaces water.
4. by described a kind of not scaling of claim 1 and high voltage bearing made not scaling and the high voltage bearing device that adds hot water of method that adds hot water, it is characterized in that when making electric heater or electric hot water type product, container is the inner bag of product, the thermoplastic of the available metal sheet of chamber wall [1], polyethylene, polypropylene or other ability high temperature more than 80 ℃ is made, water inlet [6], delivery port [7] connect water heater temperature's control valve system, convert the composition and division in a proportion example by change and obtain the suitable water temperature and the water yield.
5. by described a kind of not scaling of claim 4 and the high voltage bearing device that adds hot water, it is characterized in that when making outer wall heated type boiler that chamber wall [1] can adopt steel plate welding or metal casting; Can not adorn electrothermal tube [2] on the chamber wall [1].
6. by described a kind of not scaling of claim 4 and the high voltage bearing device that adds hot water, it is characterized in that heat exchanger tube [5] can adopt that metal tube light pipes such as copper pipe, aluminum pipe are coiled to form, the installing of the light pipe outside or rolled fin be coiled to form or make as the integral body of the pattern of the condenser of air-conditioner and insert in the water [8] in the container, running water is walked in the pipe.
7. by described a kind of not scaling of claim 4 and the high voltage bearing device that adds hot water, thereby it is characterized in that and to stir and improve heat exchange rate by in container, installing agitator additional.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01115215 CN1378059A (en) | 2001-04-04 | 2001-04-04 | Water heating method and device without scaling and resisting high pressure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01115215 CN1378059A (en) | 2001-04-04 | 2001-04-04 | Water heating method and device without scaling and resisting high pressure |
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| CN1378059A true CN1378059A (en) | 2002-11-06 |
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| CN 01115215 Pending CN1378059A (en) | 2001-04-04 | 2001-04-04 | Water heating method and device without scaling and resisting high pressure |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011069288A1 (en) * | 2009-12-08 | 2011-06-16 | Vorwerk & Co. Interholding Gmbh | Device for heating water and providing a hot water supply, and method for operating such a device |
| CN102175064A (en) * | 2010-12-17 | 2011-09-07 | 清华大学 | Polishing solution heating device, polishing solution temperature control device and polishing solution conveying system |
| CN105953429A (en) * | 2016-06-22 | 2016-09-21 | 佛山市泰紫精密机械有限公司 | Energy-saving warm water and boiled water supply device |
| CN106016745A (en) * | 2016-07-01 | 2016-10-12 | 杭州杰富睿科技有限公司 | Instant heating type safe electric water heater |
| CN106152495A (en) * | 2016-08-06 | 2016-11-23 | 徐欣 | Water heater |
| CN110006173A (en) * | 2019-03-23 | 2019-07-12 | 中山市创高生活电器有限公司 | A kind of electric heater |
| CN114630994A (en) * | 2019-11-05 | 2022-06-14 | 大金工业株式会社 | Hot water supply device |
-
2001
- 2001-04-04 CN CN 01115215 patent/CN1378059A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011069288A1 (en) * | 2009-12-08 | 2011-06-16 | Vorwerk & Co. Interholding Gmbh | Device for heating water and providing a hot water supply, and method for operating such a device |
| CN102175064A (en) * | 2010-12-17 | 2011-09-07 | 清华大学 | Polishing solution heating device, polishing solution temperature control device and polishing solution conveying system |
| CN105953429A (en) * | 2016-06-22 | 2016-09-21 | 佛山市泰紫精密机械有限公司 | Energy-saving warm water and boiled water supply device |
| CN106016745A (en) * | 2016-07-01 | 2016-10-12 | 杭州杰富睿科技有限公司 | Instant heating type safe electric water heater |
| CN106152495A (en) * | 2016-08-06 | 2016-11-23 | 徐欣 | Water heater |
| CN110006173A (en) * | 2019-03-23 | 2019-07-12 | 中山市创高生活电器有限公司 | A kind of electric heater |
| CN114630994A (en) * | 2019-11-05 | 2022-06-14 | 大金工业株式会社 | Hot water supply device |
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