CN203233556U - Tubular heating element with heat dissipation device and water heater comprising same - Google Patents
Tubular heating element with heat dissipation device and water heater comprising same Download PDFInfo
- Publication number
- CN203233556U CN203233556U CN 201320091203 CN201320091203U CN203233556U CN 203233556 U CN203233556 U CN 203233556U CN 201320091203 CN201320091203 CN 201320091203 CN 201320091203 U CN201320091203 U CN 201320091203U CN 203233556 U CN203233556 U CN 203233556U
- Authority
- CN
- China
- Prior art keywords
- fin
- heat abstractor
- heating element
- heating tube
- water heater
- 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
Links
- 238000010438 heat treatment Methods 0.000 title claims abstract description 174
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 57
- 230000017525 heat dissipation Effects 0.000 title claims abstract description 7
- 230000002093 peripheral effect Effects 0.000 claims abstract description 12
- 230000005855 radiation Effects 0.000 claims description 5
- 230000008878 coupling Effects 0.000 abstract 1
- 238000010168 coupling process Methods 0.000 abstract 1
- 238000005859 coupling reaction Methods 0.000 abstract 1
- 238000009413 insulation Methods 0.000 description 5
- 238000005260 corrosion Methods 0.000 description 4
- 230000007797 corrosion Effects 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 238000003466 welding Methods 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000008236 heating water Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 1
- 239000000395 magnesium oxide Substances 0.000 description 1
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 description 1
- 235000013372 meat Nutrition 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
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- Details Of Fluid Heaters (AREA)
- Heat-Pump Type And Storage Water Heaters (AREA)
Abstract
The utility model discloses a tubulose heating element with heat abstractor, including ring flange, tubulose heating pipe, the heating pipe rigid coupling is on the ring flange, and the peripheral at least partly setting of heating pipe is used for the heat abstractor who accelerates the heating pipe heat transfer. The heat dissipation device is a heat dissipation sheet arranged on the periphery of the heating pipe. Through set up the fin at the heating pipe periphery, can utilize the fin that the heating pipe periphery set up to improve heating element's radiating efficiency under the condition of not changing current heating pipe or reducing current heating pipe size, the effectual operating temperature who reduces near heating pipe surface makes its heat dissipation even, reduces temperature gradient, noise abatement, reduces incrustation scale and gathers and reduce the corruption. The utility model also discloses a water heater that contains above-mentioned heating element, including the water heater inner bag, set up above-mentioned heating element in the water heater inner bag. By adopting the design, the temperature of the water in the water heater can be increased quickly, and the water temperature is more uniform.
Description
Technical field
The utility model relates to heating element and makes the field, relates in particular to a kind of tubular heating element that has heat abstractor, and the water heater that comprises this heating element.
Background technology
Tubular heating element in the past is by putting into resistance wire as heater in the heating tube of metal, and closely be filled with good heat resistance in the gap, the crystal magnesium oxide powder of thermal conductivity and insulating properties, forming through other PROCESS FOR TREATMENT.It has simple in structure, advantage such as mechanical strength is high, the heat efficiency is high, safe and reliable, simple installation, long service life.Be widely used in devices such as various industrial fusible metal melting furnaces, air-heating furnace, drying box, hot-die.In the used coffee pot of family daily life, electric oven, electric iron, electric heater, electric water dispenser, meat grill, baking box etc., also be widely used.
But this tubular metal heating element is when operate as normal, and area of dissipation is less, causes heating tube near surface working temperature big, heats inhomogeneously, and it is big to add thermal noise, aggravation scaling and corrosion.Therefore, increase the following dual mode of main employing of the radiating efficiency of tubular heating element at present: the one,, increase the length of heating tube.For example, Chinese patent literature, CN102374649A discloses a kind of " water heater and heating element thereof ", and this heating element is used for the water in the heating water heater inner bag, comprising: the top layer heating tube that places described inner bag top; Place the middle intermediate layer heating tube of described inner bag; Place the bottom heating tube of described inner bag bottom.A kind of water heater comprises inner bag, and the heating element that is used for the water of the described inner bag of heating, and described heating element comprises: the top layer heating tube that places described inner bag top; Place the middle intermediate layer heating tube of described inner bag; Place the bottom heating tube of described inner bag bottom.Though the heating element of this kind structure has increased radiating efficiency to a certain extent, but it has also increased the volume of whole heating element when increasing heated length, for the heater of some finite volumes, this mode implements not conform to reality, and, the complex structure of this heating element need will add the thermal flexure setting in many places, so just increase the manufacture difficulty of heating element.
Another kind is to set up heat abstractor at heating element.For example, Chinese patent literature CN2207676Y discloses a kind of " double insulation fin shell-type electric heating (element) device ", it arranges finned shell outside being built-in with the common tubular electrical heating element of heating wire or other electrical heating elements, filling is as the insulation heat transfer medium of supplementary insulation between heating element and the shell, constitute the double insulation function of heating (element) device, shell is provided with the heat transmission metal fin, and one or both ends and the carrier of shell are fixed.Though the heating element of this kind structure has increased radiating efficiency to a certain extent, but the mode that it has adopted shell and fin to combine, also fill the medium that insulation is conducted heat simultaneously in the enclosure, make the structure complicated of heating element like this, increase manufacturing cost, and owing to be subjected to the restriction of volume, its radiating efficiency is not high yet.
Make a general survey of the tubular heating element of prior art, there is common defective in it, that is, area of dissipation is little, heating tube surface Working Temperature height, heating are inhomogeneous, add that thermal noise is big, incrustation scale and seriously corroded, even additionally increased heat abstractor, can not reach the big purpose of the little area of dissipation of volume.
The utility model content
One object of the present invention, be to provide a kind of tubular heating element that has heat abstractor, it can not change existing heating tube or reduce under the situation of existing heating tube size, improve the radiating efficiency of heating element, effectively reduce the working temperature of heating tube near surface, it is dispelled the heat evenly, reduce temperature gradient, reduce noise, reduce incrustation scale assembly and reduction corrosion.
Another object of the present invention is to provide a kind of water heater that comprises above-mentioned tubular heating element, and it adopts above-mentioned tubular heating element that water heater is heated, and makes that the rate of rise in temperature of the water in the water heater is fast, and water temperature is more even.
For reaching above-mentioned purpose, the utility model by the following technical solutions:
A kind of tubular heating element that has heat abstractor comprises ring flange, tubulose heating tube, and described heating tube is fixed on the described ring flange, and the peripheral at least a portion of described heating tube is provided for accelerating the heat abstractor that described heating tube conducts heat.By setting up heat abstractor at heating tube, make that the radiating efficiency of heating tube is higher, effectively reduce the working temperature of heating tube near surface, it is dispelled the heat evenly, reduce temperature gradient, reduce noise, reduce incrustation scale assembly and reduction corrosion.
As a kind of preferred version of the tubular heating element that has heat abstractor, described heating tube comprises straight section part and sweep, and described straight section part and/or described sweep arrange described heat abstractor.
As a kind of preferred version of the tubular heating element that has heat abstractor, described heat abstractor is the fin that is arranged on described heating tube periphery.
As a kind of preferred version of the tubular heating element that has heat abstractor, described heat abstractor comprises two first fin, the described first fin semicircular in shape, and two described first fin are wrapped in the periphery of described heating tube.
A kind of preferred version as the tubular heating element that has heat abstractor, described heat abstractor comprises the fin more than two or two, described fin is strip, and described fin more than two or two is disposed on the circumferentially peripheral of described heating tube.
Preferably, described heating tube periphery circumferentially arranges four described fin, and these four fin are along circumferentially evenly the distributing of described heating tube, and described fin is connected in described heating tube periphery by welding, clamping or bolt.
A kind of preferred version as the tubular heating element that has heat abstractor, described heat abstractor comprises the fin more than two or two, described fin in the form of a ring, described fin more than two or two is disposed on described heating tube peripheral axially.
Preferably, described heating tube periphery axially arranges 20 described fin, and these 20 fin are along axially evenly the distributing of described heating tube, and described fin is connected in described heating tube periphery by welding, clamping or bolt.
As a kind of preferred version of the tubular heating element that has heat abstractor, described heat abstractor comprises a fin that twines around the peripheral spiral of described heating tube at least.
Preferably, the peripheral spiral of described heating tube twines two described fin, and two described fin are set in parallel, and described fin is connected in described heating tube periphery by welding, clamping or bolt.
As a kind of preferred version of the tubular heating element that has heat abstractor, described first fin arranges second fin away from a side of described heating tube, and a side of described second fin arranges the 3rd fin.
Preferably, a side of described second fin arranges three described the 3rd fin.
As a kind of preferred version of the tubular heating element that has heat abstractor, be provided for the heat radiation double wedge of auxiliary heat dissipation on described the 3rd fin.
Preferably, a side of described the 3rd fin and/or both sides arrange described heat radiation double wedge.
Further, two described first fin contact positions all arrange connecting portion, be symmetrical arranged two described connecting portions on every first fin, described connecting portion connects as one two described first fin by screw, and described heating tube is wrapped in described first fin.
Preferably, two described first fin connect as one by welding manner, and described heating tube is wrapped in described first fin.
Preferably, described heating tube is pipe, square tube or shape tube.
A kind of water heater comprises water heater liner, and heating element as described above is set in the described water heater liner.By in water heater liner, being provided with the heating element of heat abstractor, make that the rate of rise in temperature of the water in the water heater is fast, water temperature is more even.
The contrast prior art, the beneficial effects of the utility model are: by in the heating tube periphery fin being set, can not change existing heating tube or reduce under the situation of existing heating tube size, utilize the peripheral fin that arranges of heating tube to improve the radiating efficiency of heating element, effectively reduce the working temperature of heating tube near surface, it is dispelled the heat evenly, reduce temperature gradient, reduce noise, reduce incrustation scale assembly and reduction corrosion.
Description of drawings
Fig. 1 is the embodiment one described structural representation that has the tubular heating element of heat abstractor;
Fig. 2 is the schematic side view of Fig. 1;
Fig. 3 is the local enlarged diagram in A place among Fig. 2;
Fig. 4 is the embodiment two described structural representations that have the tubular heating element of heat abstractor;
Fig. 5 is the schematic side view of Fig. 4;
Fig. 6 is the embodiment three described structural representations that have the tubular heating element of heat abstractor;
Fig. 7 is the schematic side view of Fig. 6;
Fig. 8 is the embodiment four described structural representations that have the tubular heating element of heat abstractor;
Fig. 9 is the schematic side view of Fig. 8.
Among Fig. 1 to 3:
1, heating tube; 2, heat abstractor; 21, first fin; 22, connecting portion; 23, second fin; 24, the 3rd fin; 25, heat radiation double wedge.
In the Figure 4 and 5:
3, heating tube; 4, fin.
Among Fig. 6 and 7:
5, heating tube; 6, fin.
Among Fig. 8 and 9:
7, heating tube; 8, fin.
Embodiment
Further specify the technical solution of the utility model below in conjunction with accompanying drawing and by embodiment
Embodiment one:
As shown in Figures 1 to 3, the tubular heating element that has heat abstractor shown in the present embodiment, it comprises ring flange, tubulose heating tube 1, heating tube 1 is fixed on the ring flange, heating tube 1 is pipe, and heating tube 1 comprises straight section part and sweep, and one section straight section partly arranges heat abstractor 2 therein, and this heat abstractor 2 is used for accelerating heating tube 1 and conducts heat.
In the present embodiment, this heat abstractor 2 comprises two first fin 21, each first fin, 21 equal semicircular in shape, and two first fin 21 are wrapped in the periphery of heating tube 1.
First fin 21 arranges second fin 23 away from a side of heating tube 1, second fin 23 is perpendicular to first fin 21, arrange three in a side of second fin 23 and be the 3rd fin 24 that is parallel to each other, and the 3rd fin 24 is perpendicular to the heat radiation double wedge 25 that is provided for auxiliary heat dissipation on second fin, 23, the three fin 24.
Two first fin, 21 contact positions all arrange connecting portion 22, are symmetrical arranged two these connecting portions 22 on every first fin 21, and connecting portion 22 connects as one two first fin 21 by screw, and heating tube 1 is wrapped in first fin 21.
Present embodiment has also been introduced a kind of water heater, comprises water heater liner, arranges as above-mentioned heating element in the water heater liner.By in water heater liner, being provided with the heating element of heat abstractor, make that the rate of rise in temperature of the water in the water heater is fast, water temperature is more even.
Embodiment two:
Shown in Fig. 4 to 5, the tubular heating element that has heat abstractor shown in the present embodiment, it comprises ring flange, tubulose heating tube 3, heating tube 3 is fixed on the ring flange, heating tube 3 is pipe, and heating tube 3 comprises straight section part and sweep, and one section straight section partly arranges heat abstractor therein, and this heat abstractor is used for accelerating heating tube 3 and conducts heat.
In the present embodiment, this heat abstractor comprises that 4, four fin 4 of fin of four all are strip, and these four fin 4 are along circumferentially evenly the distributing of heating tube 3, and fin 4 is welded in the periphery of heating tube 3 simultaneously.
Present embodiment has also been introduced a kind of water heater, comprises water heater liner, arranges as above-mentioned heating element in the water heater liner.By in water heater liner, being provided with the heating element of heat abstractor, make that the rate of rise in temperature of the water in the water heater is fast, water temperature is more even.
Embodiment three:
Shown in Fig. 6 to 7, the tubular heating element that has heat abstractor shown in the present embodiment, it comprises ring flange, tubulose heating tube 5, heating tube 5 is fixed on the ring flange, heating tube 5 is pipe, and heating tube 5 comprises straight section part and sweep, and one section straight section partly arranges heat abstractor therein, and this heat abstractor is used for accelerating heating tube 5 and conducts heat.
In the present embodiment, this heat abstractor comprises that ten fin 6 of fin 6, two of 21 all are circular, and these 20 fin 6 are along axially evenly the distributing of heating tube 5, and fin 6 is welded in the periphery of heating tube 5 simultaneously.
Present embodiment has also been introduced a kind of water heater, comprises water heater liner, arranges as above-mentioned heating element in the water heater liner.By in water heater liner, being provided with the heating element of heat abstractor, make that the rate of rise in temperature of the water in the water heater is fast, water temperature is more even.
Embodiment four:
Shown in Fig. 8 to 9, the tubular heating element that has heat abstractor shown in the present embodiment, it comprises ring flange, tubulose heating tube 7, heating tube 7 is fixed on the ring flange, heating tube 7 is pipe, and heating tube 7 comprises straight section part and sweep, and one section straight section partly arranges heat abstractor therein, and this heat abstractor is used for accelerating heating tube 7 and conducts heat.
In the present embodiment, this heat abstractor comprises a fin 8 that twines around heating tube 7 peripheral spirals, and this fin 8 is welded in the periphery of heating tube 7.
Present embodiment has also been introduced a kind of water heater, comprises water heater liner, arranges as above-mentioned heating element in the water heater liner.By in water heater liner, being provided with the heating element of heat abstractor, make that the rate of rise in temperature of the water in the water heater is fast, water temperature is more even.
Heating tube is not limited to the described pipe of above-described embodiment, and it can also be square tube or shape tube.
The distributing position of fin also is not limited to the straight section part of the described heating tube of above-described embodiment, can also be distributed in the sweep of heating tube, or straight section part and sweep are distributed with fin.
Know-why of the present utility model has below been described in conjunction with specific embodiments.These are described just in order to explain principle of the present utility model, and can not be interpreted as the restriction to the utility model protection range by any way.Based on explanation herein, those skilled in the art does not need to pay performing creative labour can associate other embodiment of the present utility model, and these modes all will fall within the protection range of the present utility model.
Claims (10)
1. a tubular heating element that has heat abstractor comprises ring flange, tubulose heating tube, and described heating tube is fixed on the described ring flange, it is characterized in that, the peripheral at least a portion of described heating tube is provided for accelerating the heat abstractor that described heating tube conducts heat.
2. the tubular heating element that has heat abstractor according to claim 1 is characterized in that, described heating tube comprises straight section part and sweep, and described straight section part and/or described sweep arrange described heat abstractor.
3. the tubular heating element that has heat abstractor according to claim 1 and 2 is characterized in that, described heat abstractor is the fin that is arranged on described heating tube periphery.
4. the tubular heating element that has heat abstractor according to claim 3 is characterized in that, described heat abstractor comprises two first fin, the described first fin semicircular in shape, and two described first fin are wrapped in the periphery of described heating tube.
5. the tubular heating element that has heat abstractor according to claim 3, it is characterized in that, described heat abstractor comprises the fin more than two or two, and described fin is strip, and described fin more than two or two is disposed on the circumferentially peripheral of described heating tube.
6. the tubular heating element that has heat abstractor according to claim 3, it is characterized in that, described heat abstractor comprises the fin more than two or two, described fin in the form of a ring, described fin more than two or two is disposed on described heating tube peripheral axially.
7. the tubular heating element that has heat abstractor according to claim 3 is characterized in that, described heat abstractor comprises a fin that twines around the peripheral spiral of described heating tube at least.
8. the tubular heating element that has heat abstractor according to claim 4 is characterized in that, described first fin arranges second fin away from a side of described heating tube, and a side of described second fin arranges the 3rd fin.
9. the tubular heating element that has heat abstractor according to claim 8 is characterized in that, is provided for the heat radiation double wedge of auxiliary heat dissipation on described the 3rd fin.
10. a water heater comprises water heater liner, it is characterized in that, arranges as each described heating element of above-mentioned claim 1 to 9 in the described water heater liner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320091203 CN203233556U (en) | 2013-02-27 | 2013-02-27 | Tubular heating element with heat dissipation device and water heater comprising same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320091203 CN203233556U (en) | 2013-02-27 | 2013-02-27 | Tubular heating element with heat dissipation device and water heater comprising same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203233556U true CN203233556U (en) | 2013-10-09 |
Family
ID=49289655
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320091203 Expired - Lifetime CN203233556U (en) | 2013-02-27 | 2013-02-27 | Tubular heating element with heat dissipation device and water heater comprising same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203233556U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111839408A (en) * | 2019-04-28 | 2020-10-30 | 青岛海尔洗碗机有限公司 | Dish washer water route heater and use its dish washer |
-
2013
- 2013-02-27 CN CN 201320091203 patent/CN203233556U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111839408A (en) * | 2019-04-28 | 2020-10-30 | 青岛海尔洗碗机有限公司 | Dish washer water route heater and use its dish washer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131009 |
|
| CX01 | Expiry of patent term |