CN203595261U - Heating device of electric water heater - Google Patents
Heating device of electric water heater Download PDFInfo
- Publication number
- CN203595261U CN203595261U CN201320788036.1U CN201320788036U CN203595261U CN 203595261 U CN203595261 U CN 203595261U CN 201320788036 U CN201320788036 U CN 201320788036U CN 203595261 U CN203595261 U CN 203595261U
- Authority
- CN
- China
- Prior art keywords
- electric heating
- electric
- heating tube
- water
- 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.)
- Expired - Lifetime
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 67
- 238000010438 heat treatment Methods 0.000 title claims abstract description 46
- 238000005485 electric heating Methods 0.000 claims abstract description 50
- 229910052751 metal Inorganic materials 0.000 claims abstract description 10
- 239000002184 metal Substances 0.000 claims abstract description 10
- 238000004804 winding Methods 0.000 claims abstract description 8
- 239000000463 material Substances 0.000 claims abstract description 6
- CPLXHLVBOLITMK-UHFFFAOYSA-N Magnesium oxide Chemical group [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims description 9
- 239000000395 magnesium oxide Substances 0.000 claims description 5
- 229910018487 Ni—Cr Inorganic materials 0.000 claims description 4
- VNNRSPGTAMTISX-UHFFFAOYSA-N chromium nickel Chemical compound [Cr].[Ni] VNNRSPGTAMTISX-UHFFFAOYSA-N 0.000 claims description 4
- 230000005611 electricity Effects 0.000 abstract description 4
- 238000000926 separation method Methods 0.000 abstract description 4
- 238000009413 insulation Methods 0.000 abstract description 3
- 239000007769 metal material Substances 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000005266 casting Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005058 metal casting Methods 0.000 description 2
- 229910001120 nichrome Inorganic materials 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 238000010301 surface-oxidation reaction Methods 0.000 description 2
- 239000004411 aluminium Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 description 1
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- Instantaneous Water Boilers, Portable Hot-Water Supply Apparatuses, And Control Of Portable Hot-Water Supply Apparatuses (AREA)
- Resistance Heating (AREA)
Abstract
The utility model discloses a heating device of an electric water heater. The heating device of the electric water heater comprises a shell. An electric heating pipe is arranged inside the shell, and a water pipe is arranged on the outer side of the electric heating pipe in a spiral winding mode. A water inlet is formed in one end of the water pipe, and a water outlet is formed in the other end of the water pipe. A dry burning resistant protection temperature controller is further arranged on the shell. The electric heating pipe comprises a plurality of groove-shaped or like-groove-shaped heating pipes which are sequentially arrayed outwards along the inner edge of the shell, and a plurality of E-shaped or like-E-shaped heating pipes are further sequentially arrayed on grooves of the groove-shaped heating pipes. Wiring terminals of the electric heating pipe are all arranged on the outer side of the shell, and all the wiring terminals are mutually connected through at least one fixing plate. An electric heating component is arranged inside the electric heating pipe, and the gap between the electric heating component and the pipe wall of the electric heating pipe is filled with an insulation heat conduction material. A controller is further included, the controller is arranged on the outer side of the shell, and heat conduction metal is poured into the gap between the electric heating pipe inside the shell and the water pipe. The heating device of the electric water heater has the advantages of being high in heating efficiency, capable of achieving water and electricity separation and long in service life.
Description
Technical field
The utility model relates to electric heater field, relates in particular to a kind of heating apparatus of electric water heater.
Background technology
Mostly existing water heater is to be made up of electric heating tube and water receptacle, electric heating tube is placed in the water of water receptacle and heats, surface and water by electric heating tube carry out heat exchange, thereby realize the heating of water, the defect that this structure exists is, heating apparatus of electric water heater in use electric heating tube easily adheres to incrustation scale, having used of a specified duration can cause heat-conductive characteristic to decline after this, even can there is the phenomenon that electric heating tube breaks, there is the potential safety hazard of electric leakage simultaneously, also have a kind of electric water heater to comprise water tank, electrothermal tube, the spiral-shaped heat exchanging body by tubing winding with hollow cavity forms water tank, heating tube is bent into U-shaped and is embedded in water tank cavity, between the water tank electrothermal tube of this structure, thermal conductive metallic material is many, form a heat-gathering block, stop after heating, still have heat resident, easily cause fulgurite damage, shorten the service life of heater.
Utility model content
The utility model embodiment technical problem to be solved is, provides that a kind of efficiency of heating surface is high, the heating apparatus of electric water heater of electricity separation, long service life.
Described heating apparatus of electric water heater, comprise housing, in described housing, be provided with electric heating tube, outside described electric heating tube, spiral winding has water pipe, described water pipe one end is water inlet, the other end is delivery port, described water inlet and delivery port are respectively arranged with the both sides of housing, on described housing, be also provided with anti-dry protection temperature controller, described electric heating tube comprises the many heating tubes that are flute profile or class flute profile of outwards arranging successively along housing inward flange, described flute profile or class flute profile heating tube groove are aligned in sequence with again the many heating tubes that are E shape or class E shape, the binding post of described electric heating tube is all arranged on hull outside, described each binding post interconnects by least one fixed head, in described electric heating tube, be provided with heating, between described heating and electric heating tube tube wall, fill insulating heat-conduction material, also comprise controller, described controller is arranged on the outside of described housing, heat-conducting metal has been built in gap between described enclosure interior electric heating tube and water pipe.
Described water pipe spiral winding becomes to have the tabular of hollow cavity, and upper and lower both sides are convexly curved, and described electric heating tube embeds in described water pipe spiral inner chamber.
Filling insulating heat-conduction material in described electric heating tube is magnesia.
Described heating is nickel chromium triangle or siderochrome heating.
Implement the utility model embodiment, there is following beneficial effect:
The utility model embodiment electric heating tube separates with water pipe, being wrapped on heating tube of water pipe spiral, between gap, build heat-conducting metal, what water channel adopted is stainless steel homogeneous tube around, there is no joint, there is no pad, the possibility of broken tube leakage has not also just existed substantially, even if there is water channel drainage, also has casting of metals packed layer, stop water and electrothermal device comes in contact, realize electricity separation truly, both can avoid completely forming incrustation scale on the surface of electric heating tube, there is good heat-conductive characteristic, the leaky that also can avoid water directly to contact with electric heating tube completely and to produce, between heat-generating pipe inwall and nichrome heater element, fill with the good magnesia town of insulation heat-conducting property, fill in order to metal material casting in gap between heat-generating pipe and water stream channel, therefore heater element and water channel surface isolate completely with air, stop the possibility of surface oxidation, use safer, electric heating tube adopts flute profile or class flute profile to add E shape or class E shape simultaneously, between gap, build heat-conducting metal, the thermal source that electrothermal device produces, pass to rapidly the metal charge of integral cast by tube wall, make whole metallic object temperature reach even, reduce the temperature within the scope of unit are, reduce the thermic load of heater element, simultaneously with water pipe in all water carry out heat exchange, improve the thermal efficiency, not only effectively increase heat transfer area, and the formation region of having reduced heat-gathering block, increase heat utilization efficiency, adopt this structure also to reach and use the length difference of each heating tube apart from further dwindling simultaneously, in the situation that equal-wattage uses, increase the service life of electric heating tube.
Accompanying drawing explanation
Fig. 1 is the utility model example structure schematic diagram;
Fig. 2 is the utility model embodiment internal structure schematic diagram;
Fig. 3 is the utility model electric heating tube structural representation.
The specific embodiment
For making the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with accompanying drawing, the utility model is described in further detail.
The utility model embodiment heating apparatus of electric water heater, comprise housing 1, in housing 1, be provided with electric heating tube 2, electric heating tube 2 outside spiral windings have water pipe 3, water pipe 3 spiral windings become to have the tabular of hollow cavity, upper and lower both sides are convexly curved, electric heating tube 2 embeds in water pipe spiral inner chamber, water pipe 3 one end are water inlet 4, the other end is delivery port 5, water inlet 4 and delivery port 5 are respectively arranged with the both sides of housing 1, on housing 1, be also provided with anti-dry protection temperature controller 6, electric heating tube 2 comprises the many heating tube 2-1 that are flute profile or class flute profile that outwards arrange successively along housing inward flange, flute profile or class flute profile heating tube 2-1 groove are aligned in sequence with again the many heating tube 2-2 that are E shape or class E shape, the binding post of electric heating tube 2 is all arranged on housing 1 outside, each binding post interconnects by one or more fixed heads, in electric heating tube, be provided with nickel chromium triangle or siderochrome heating 7, between nickel chromium triangle or siderochrome heating and electric heating tube tube wall, fill magnesium oxide insulated Heat Conduction Material 8, also comprise controller, controller is arranged on the outside of housing 1, heat-conducting metal aluminium has been built in gap between housing 1 internal electrical heating tube and water pipe.
The utility model embodiment electric heating tube separates with water pipe, being wrapped on heating tube of water pipe spiral, between gap, build heat-conducting metal, what water channel adopted is stainless steel homogeneous tube around, there is no joint, there is no pad, the possibility of broken tube leakage has not also just existed substantially, even if there is water channel drainage, also has casting of metals packed layer, stop water and electrothermal device comes in contact, realize electricity separation truly, both can avoid completely forming incrustation scale on the surface of electric heating tube, there is good heat-conductive characteristic, the leaky that also can avoid water directly to contact with electric heating tube completely and to produce, between heat-generating pipe inwall and nichrome heater element, fill with the good magnesia town of insulation heat-conducting property, fill in order to metal material casting in gap between heat-generating pipe and water stream channel, therefore heater element and water channel surface isolate completely with air, stop the possibility of surface oxidation, use safer, electric heating tube adopts flute profile to add E shape simultaneously, between gap, build heat-conducting metal, the thermal source that electrothermal device produces, pass to rapidly the metal charge of integral cast by tube wall, make whole metallic object temperature reach even, reduce the temperature within the scope of unit are, reduce the thermic load of heater element, simultaneously with water pipe in all water carry out heat exchange, improve the thermal efficiency, not only effectively increase heat transfer area, and the formation region of having reduced heat-gathering block, increase heat utilization efficiency, adopt this structure also to reach and use the length difference of each heating tube apart from further dwindling simultaneously, in the situation that equal-wattage uses, increase the service life of electric heating tube.
Above disclosed is only a kind of preferred embodiment of the utility model, certainly can not limit with this interest field of the utility model, and the equivalent variations of therefore doing according to the utility model claim, still belongs to the scope that the utility model is contained.
Claims (4)
1. a heating apparatus of electric water heater, comprise housing, in described housing, be provided with electric heating tube, outside described electric heating tube, spiral winding has water pipe, described water pipe one end is water inlet, the other end is delivery port, described water inlet and delivery port are respectively arranged with the both sides of housing, on described housing, be also provided with anti-dry protection temperature controller, it is characterized in that, described electric heating tube comprises the many heating tubes that are flute profile or class flute profile of outwards arranging successively along housing inward flange, described flute profile or class flute profile heating tube groove are aligned in sequence with again the many heating tubes that are E shape or class E shape, the binding post of described electric heating tube is all arranged on hull outside, described each binding post interconnects by least one fixed head, in described electric heating tube, be provided with heating, between described heating and electric heating tube tube wall, fill insulating heat-conduction material, also comprise controller, described controller is arranged on the outside of described housing, heat-conducting metal has been built in gap between described enclosure interior electric heating tube and water pipe.
2. heating apparatus of electric water heater according to claim 1, is characterized in that, described water pipe spiral winding becomes to have the tabular of hollow cavity, and upper and lower both sides are convexly curved, and described electric heating tube embeds in described water pipe spiral inner chamber.
3. heating apparatus of electric water heater according to claim 1, is characterized in that, the filling insulating heat-conduction material in described electric heating tube is magnesia.
4. heating apparatus of electric water heater according to claim 1, is characterized in that, described heating is nickel chromium triangle or siderochrome heating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320788036.1U CN203595261U (en) | 2013-12-03 | 2013-12-03 | Heating device of electric water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320788036.1U CN203595261U (en) | 2013-12-03 | 2013-12-03 | Heating device of electric water heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203595261U true CN203595261U (en) | 2014-05-14 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320788036.1U Expired - Lifetime CN203595261U (en) | 2013-12-03 | 2013-12-03 | Heating device of electric water heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203595261U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105202525A (en) * | 2015-08-24 | 2015-12-30 | 上海理工大学 | Superheated steam generator |
| CN106391417A (en) * | 2016-11-08 | 2017-02-15 | 无锡市全顺机械制造有限公司 | Radiator structure for flocking chamber |
| CN106679165A (en) * | 2016-12-13 | 2017-05-17 | 大连交通大学 | Internal heat non-immersion type electric water heating device |
| CN106766183A (en) * | 2017-01-20 | 2017-05-31 | 刘应军 | A kind of water power pipe chimeric construct and the water heater comprising the structure |
| CN108195062A (en) * | 2018-02-09 | 2018-06-22 | 广东暖丰电热科技有限公司 | Composite electric heating water installations |
| CN111334422A (en) * | 2020-03-24 | 2020-06-26 | 农业部沼气科学研究所 | Biogas fermentation tank heat tracing temperature-increasing constant temperature device and use method thereof |
-
2013
- 2013-12-03 CN CN201320788036.1U patent/CN203595261U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105202525A (en) * | 2015-08-24 | 2015-12-30 | 上海理工大学 | Superheated steam generator |
| CN106391417A (en) * | 2016-11-08 | 2017-02-15 | 无锡市全顺机械制造有限公司 | Radiator structure for flocking chamber |
| CN106679165A (en) * | 2016-12-13 | 2017-05-17 | 大连交通大学 | Internal heat non-immersion type electric water heating device |
| CN106766183A (en) * | 2017-01-20 | 2017-05-31 | 刘应军 | A kind of water power pipe chimeric construct and the water heater comprising the structure |
| CN108195062A (en) * | 2018-02-09 | 2018-06-22 | 广东暖丰电热科技有限公司 | Composite electric heating water installations |
| CN111334422A (en) * | 2020-03-24 | 2020-06-26 | 农业部沼气科学研究所 | Biogas fermentation tank heat tracing temperature-increasing constant temperature device and use method thereof |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140514 |
|
| CX01 | Expiry of patent term |