CN204014123U - A kind of electrothermal heater - Google Patents
A kind of electrothermal heater Download PDFInfo
- Publication number
- CN204014123U CN204014123U CN201420357939.9U CN201420357939U CN204014123U CN 204014123 U CN204014123 U CN 204014123U CN 201420357939 U CN201420357939 U CN 201420357939U CN 204014123 U CN204014123 U CN 204014123U
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- radiating fin
- electrothermal tube
- length
- electrothermal
- dendroid
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Abstract
The utility model provides a kind of electrothermal heater, comprise electrothermal tube, along being connected with respectively the first radiating fin and the second radiating fin on the longitudinal direction of the corresponding both sides of described electrothermal tube outer wall, described the first radiating fin and described the second radiating fin be arranged in parallel, and described the first radiating fin is identical with the length of described electrothermal tube with the length of described the second radiating fin; Between described the first radiating fin and described the second radiating fin, along being respectively arranged with at least one dendroid radiating fin on the longitudinal direction of the corresponding both sides of described electrothermal tube outer wall.While adopting electrothermal heater described in the utility model to dry for automobile finish, have safety, heating is fast, and the uniform advantage of heat can avoid lacquer painting to dry the rear shortcoming that produces pin hole or fold.
Description
Technical field
The utility model relates to a kind of electrothermal heater, relates in particular to a kind of electrothermal heater of drying for automobile finish, belongs to heater field.
Background technology
At present, in auto industry is produced, in order to meet the requirement of lacquer spraying technique, the part that partly sprays paint needs suitable temperature dry processing.In prior art, conventional paint class is dried baking oven can be divided into gas oven and infrared oven.
But, heat because gas oven needs fuel combustion conventionally, and paint belongs to inflammable articles, while adopting gas oven to dry it, easily produce fire incident, so there is very large potential safety hazard.
And infrared oven, can be described as comparatively advanced at present equipment, it is generally that infrared lamp is equidistantly arranged in to one or both sides in body of heater, but because Infrared wavelength is longer, therefore its penetrability is not good, again because temperature rise is more low and slow, in short time, cannot make work package coat heat drying, cause table, the nexine coating temperature difference of being heated is large, easily make liquid coating nexine solvent evaporates time and top layer too wide in the gap, cause baking later stage lacquer painting to produce pin hole, or cause powder coating table, in nexine hardening process, swell increment differs larger, cause baking later stage lacquer painting to produce wrinkle.
Owing to having above-mentioned technical problem in the process that adopts gas oven or infrared oven to dry automobile finish, thus need badly a kind of to paint class safety, programming rate fast and uniform heater.
Utility model content
To be solved in the utility model is in the process of in prior art, automobile finish being dried, and has poor safety performance, the bad problem of lacquer painting drying effect, so provide a kind of to paint class safety, programming rate fast and uniform electrothermal heater.
In order to solve the problems of the technologies described above, the utility model provides a kind of electrothermal heater, comprise electrothermal tube, along being connected with respectively the first radiating fin and the second radiating fin on the longitudinal direction of the corresponding both sides of described electrothermal tube outer wall, described the first radiating fin and described the second radiating fin be arranged in parallel, and described the first radiating fin is identical with the length of described electrothermal tube with the length of described the second radiating fin;
Between described the first radiating fin and described the second radiating fin, along being respectively arranged with at least one dendroid radiating fin on the longitudinal direction of the corresponding both sides of described electrothermal tube outer wall.
Between described the first radiating fin and described the second radiating fin, along being also respectively arranged with two dendroid radiating fins on the longitudinal direction of the corresponding both sides of described electrothermal tube outer wall, the length of described dendroid radiating fin is identical with described electrothermal tube length.
Between close the dendroid radiating fin and described the first radiating fin of the first radiating fin, along being also provided with at least one first obstruct bar on the longitudinal direction of described electrothermal tube outer wall, described the first obstruct length of bar is identical with the length of described electrothermal tube.
Between close the dendroid radiating fin and described the first radiating fin of described the first radiating fin, the left and right sides taking the connecting line of the first radiating fin and electrothermal tube as boundary, intercept bar along being preferably respectively arranged with three first on the longitudinal direction of described electrothermal tube outer wall, described the first obstruct length of bar is identical with the length of described electrothermal tube.
Between close the dendroid radiating fin and described the second radiating fin of described the second radiating fin, along being also provided with at least one second obstruct bar on the longitudinal direction of described electrothermal tube outer wall, described the second obstruct length of bar is identical with the length of described electrothermal tube.
Between close the dendroid radiating fin and described the second radiating fin of described the second radiating fin, the left and right sides taking the connecting line of the second radiating fin and electrothermal tube as boundary, intercept bar along being preferably respectively arranged with three second on the longitudinal direction of described electrothermal tube outer wall, described the second obstruct length of bar is identical with the length of described electrothermal tube.
Further, described dendroid radiating fin is along being disposed with the first radiation tooth, the second radiation tooth, the 3rd radiation tooth, the 4th radiation tooth and the 5th radiation tooth in the direction away from electrothermal tube.
On the outer surface of described the first radiating fin, with outer surface be vertically installed with many articles the 3rd intercept article, described the 3rd intercept article with described electrothermal tube axially parallel, described the 3rd intercept article length identical with described the first radiating fin length.
On the outer surface of described the second radiating fin, with outer surface be vertically installed with many articles the 4th intercept article, described the 4th intercept article with described electrothermal tube axially parallel, described the 4th intercept article length identical with the length of described the second radiating fin.
In described electrothermal tube, be provided with heater strip and conductive powder, the mouth of pipe place at the two ends of described electrothermal tube is also respectively arranged with setting-up piece, described setting-up piece is fixed on described heating wire and described electric heating powder in electrothermal tube, and described heater strip is electrically connected with the wire of the setting-up piece through electrothermal tube one end.
Hot heat abstractor compared with prior art tool has the following advantages:
(1) electrothermal heater described in the utility model, by electrothermal tube is set, along the first radiating fin and the second radiating fin of be arrangeding in parallel on the longitudinal direction of the corresponding both sides of described electrothermal tube outer wall, simultaneously between described the first radiating fin and described the second radiating fin, along being respectively arranged with at least one dendroid radiating fin on the longitudinal direction of the corresponding both sides of described electrothermal tube outer wall.Because the dendroid radiating fin arranging has multiple tooth structure, and multiple tooth structure can increase the surface area of heat abstractor on the one hand, and the increase of surface area can increase radiating efficiency and the radiating rate of heat abstractor, on the other hand, multiple tooth structure also helps and makes the hot gas that electrothermal tube produces produce cross-ventilation in the space of described the first radiating fin and described the second radiating fin formation, and then can accelerate the heat-transfer rate of electrothermal heater, make electrothermal heater described in the utility model there is heat transfer efficiency high, heat equal first-class advantage, after can avoiding lacquer painting to dry, produce the shortcoming of pin hole or fold.In addition, while adopting electrothermal heater described in the utility model to dry for automobile finish, and owing to adopting electric heating, find by safety experiment, on this electrothermal heater, place the combustibles such as the scraps of paper, combustibles also can not burn, so that electrothermal heater described in the utility model also has security performance is high, can avoid painting the security incidents such as burning that series products occurs.
(2) electrothermal heater described in the utility model, further, preferably between close the dendroid radiating fin and described the first radiating fin of described the first radiating fin, the left and right sides taking the connecting line of the first radiating fin and electrothermal tube as boundary, intercept bar along being preferably respectively arranged with three first on the longitudinal direction of described electrothermal tube outer wall, described the first obstruct length of bar is identical with the length of described electrothermal tube; Closer, preferably between close the dendroid radiating fin and described the second radiating fin of described the second radiating fin, the left and right sides taking the connecting line of the second radiating fin and electrothermal tube as boundary, intercept bar along being preferably respectively arranged with three second on the longitudinal direction of described electrothermal tube outer wall, described the second obstruct length of bar is identical with the length of described electrothermal tube; The effect that the first obstruct bar and the second obstruct bar are set is the specific area that can further increase heat abstractor, thereby further increases radiating efficiency and the radiating rate of heat abstractor; In addition, the first obstruct bar and the second obstruct bar can also make the interior cross-ventilation that further forms of the heat-dissipating space of heat abstractor, are convenient to further control the heat-transfer rate of radiating tube.
(3) electrothermal heater described in the utility model, further, preferred described dendroid radiating fin is along being disposed with the first radiation tooth, the second radiation tooth, the 3rd radiation tooth, the 4th radiation tooth and the 5th radiation tooth that length differs in the direction away from electrothermal tube, when the radiation tooth of dendroid radiating fin is set to length inequality, more be conducive to make air-flow to produce convection current, also be more conducive to control the heat-transfer rate of radiation tooth, while using it for automobile finish oven dry, have firing rate faster and even, heat distribution is uniform advantage also.
Brief description of the drawings
The sectional view that accompanying drawing 1 is electrothermal heater described in the utility model;
Accompanying drawing 2 intercepts the sectional view of the electrothermal heater of bar for being provided with the first obstruct bar and second shown in the utility model;
Accompanying drawing 3 is described in the utility model to be provided with the 3rd and to intercept article and the stereogram of the 4th electrothermal heater intercepting article;
The A place cutaway view that accompanying drawing 4 is Fig. 3;
Reference numeral is as follows:
1. electrothermal tube; 2. the first radiating fin; 3. the second radiating fin; 4. dendroid radiating fin; 41. first radiation tooths; 42. second radiation tooths 42; 43. the 3rd radiation tooths; 44. the 4th radiation tooth 45. the 5th radiation tooths; 5. first intercept bar; 6. second intercept bar; 7. the 3rd obstruct article; 8. the 4th obstruct article.
Embodiment
Below in conjunction with embodiment, the utility model is further described in detail, but is not limited to this.
Electrothermal heater described in present embodiment, as scheme as shown in l and Fig. 3, comprise electrothermal tube 1, in described electrothermal tube 1, be provided with heater strip 9 and conductive powder 10, the mouth of pipe place at the two ends of described electrothermal tube 1 is also respectively arranged with setting-up piece 11, described setting-up piece 11 is fixed on described heating wire 9 in electrothermal tube with described electric heating powder 10, and described heater strip 9 is electrically connected with the wire 12 of the setting-up piece through electrothermal tube one end;
Along being connected with respectively the first radiating fin 2 and the second radiating fin 3 on the longitudinal direction of the corresponding both sides of described electrothermal tube 1 outer wall, described the first radiating fin 2 be arranged in parallel with described the second radiating fin 3, and the length of described the first radiating fin 2 and described the second radiating fin 3 is identical with the length of described electrothermal tube 1;
Between described the first radiating fin 2 and described the second radiating fin 3, along being respectively arranged with at least one dendroid radiating fin 4 on the longitudinal direction of the corresponding both sides of described electrothermal tube outer wall, in the present embodiment, on the longitudinal direction of the preferred corresponding both sides along described electrothermal tube 1 outer wall, be respectively arranged with two dendroid radiating fins 4, the length of described dendroid radiating fin 4 is identical with described electrothermal tube 1 length; Further, described dendroid radiating fin 4 is preferably along being disposed with the first radiation tooth 41, the second radiation tooth 42, the 3rd radiation tooth 43, the 4th radiation tooth 44 and the 5th radiation tooth 45 in the direction away from electrothermal tube.
As preferred embodiment, present embodiment is different from the embodiment described above to be, as shown in Figure 2, between close the dendroid radiating fin 4 and described the first radiating fin 2 of the first radiating fin 2, along being also provided with at least one first obstruct bar 5 on the longitudinal direction of described electrothermal tube 1 outer wall, the preferably left and right sides taking the connecting line of the first radiating fin 2 and electrothermal tube 1 as boundary, intercept bar 5 along being respectively arranged with three first on the longitudinal direction of described electrothermal tube 1 outer wall, the length of described the first obstruct bar 5 is identical with the length of described electrothermal tube 1; Between close the dendroid radiating fin 4 and described the second radiating fin 3 of described the second radiating fin 3, along being also provided with at least one second obstruct bar 6 on the longitudinal direction of described electrothermal tube 1 outer wall, the preferably left and right sides taking the connecting line of the second radiating fin 3 and electrothermal tube 1 as boundary, intercept bar 6 along arranging respectively three second on the longitudinal direction of described electrothermal tube l outer wall, the length of described the second obstruct bar 6 is identical with the length of described electrothermal tube 1.
As another preferred embodiment, present embodiment and second execution mode difference are, as shown in Figure 3 and Figure 4, on the outer surface of described the first radiating fin 2, be vertically installed with many articles the 3rd with outer surface and intercept articles 7, the described the 3rd intercept articles 7 with described electrothermal tube 1 axially parallel, the described the 3rd to intercept articles 7 length identical with described the first radiating fin 2 length; Further, on the outer surface of described the second radiating fin 3, be vertically installed with many articles the 4th with outer surface and intercept articles 8, the described the 4th intercept articles 8 with described electrothermal tube 1 axially parallel, the described the 4th to intercept articles 8 length identical with the length of described the second radiating fin 3.
Need further to supplement, in above-mentioned all execution modes, electrothermal tube is stainless steel, and heater strip is nickel magnesium material, other radiator portion, i.e. the first radiating fin, the second radiating fin, dendroid radiating fin and respectively intercept bar and all adopt aluminium.
Above-mentioned execution mode in use, using 3～10 electrothermal heater parallel connections as a pack heat dissipation device, then this pack heat dissipation device is fixed on the wall in automobile component lacquer painting baking room, wherein in an automobile component lacquer painting oven dry is put, the quantity of the automobile component that can dry as required, 3～10 groups of these heat abstractors are set, after heat abstractor all fixes, by the conductor wire end energising of electrothermal heater, can start electrothermal heater, make it to supplied heat source in automobile component lacquer painting baking room, can play the effect that lacquer painting is dried.Certainly, electrothermal heater described in the utility model, not only can dry for automobile finish, also can be in any factory building, workshop or resident room that thermal source need to be provided.
Obviously, above-described embodiment is only for example is clearly described, and the not restriction to execution mode.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without also giving all execution modes, and the apparent variation of being extended out thus or variation are still among the utility model is created the protection range of claim.
Claims (10)
1. an electrothermal heater, it is characterized in that, comprise electrothermal tube (1), along being connected with respectively the first radiating fin (2) and the second radiating fin (3) on the longitudinal direction of the corresponding both sides of described electrothermal tube (1) outer wall, described the first radiating fin (2) be arranged in parallel with described the second radiating fin (3), and the length of described the first radiating fin (2) and described the second radiating fin (3) is identical with the length of described electrothermal tube (1);
Between described the first radiating fin (2) and described the second radiating fin (3), along being respectively arranged with at least one dendroid radiating fin (4) on the longitudinal direction of the corresponding both sides of described electrothermal tube outer wall.
2. electrothermal heater according to claim 1, it is characterized in that, between described the first radiating fin (2) and described the second radiating fin (3), along being also respectively arranged with two dendroid radiating fins (4) on the longitudinal direction of the corresponding both sides of described electrothermal tube (1) outer wall, the length of described dendroid radiating fin (4) is identical with described electrothermal tube (1) length.
3. electrothermal heater according to claim 2, it is characterized in that, between close the dendroid radiating fin (4) and described the first radiating fin (2) of the first radiating fin (2), along being also provided with at least one first obstruct bar (5) on the longitudinal direction of described electrothermal tube (1) outer wall, the length of described the first obstruct bar (5) is identical with the length of described electrothermal tube (1).
4. electrothermal heater according to claim 3, it is characterized in that, between close the dendroid radiating fin (4) and described the first radiating fin (2) of described the first radiating fin (2), the left and right sides taking the connecting line of the first radiating fin (2) and electrothermal tube (1) as boundary, intercept bar (5) along being respectively arranged with three first on the longitudinal direction of described electrothermal tube (1) outer wall, the length of described the first obstruct bar (5) is identical with the length of described electrothermal tube (1).
5. electrothermal heater according to claim 4, it is characterized in that, between close the dendroid radiating fin (4) and described the second radiating fin (3) of described the second radiating fin (3), along being also provided with at least one second obstruct bar (6) on the longitudinal direction of described electrothermal tube (1) outer wall, the length of described the second obstruct bar (6) is identical with the length of described electrothermal tube (1).
6. electrothermal heater according to claim 5, it is characterized in that, between close the dendroid radiating fin (4) and described the second radiating fin (3) of described the second radiating fin (3), the left and right sides taking the connecting line of the second radiating fin (3) and electrothermal tube (1) as boundary, intercept bar (6) along being also respectively arranged with three second on the longitudinal direction of described electrothermal tube (1) outer wall, the length of described the second obstruct bar (6) is identical with the length of described electrothermal tube (1).
7. according to the arbitrary described electrothermal heater of claim 1～6, it is characterized in that, described dendroid radiating fin (4) is along being disposed with the first radiation tooth (41), the second radiation tooth (42), the 3rd radiation tooth (43), the 4th radiation tooth (44) and the 5th radiation tooth (45) in the direction away from electrothermal tube.
8. electrothermal heater according to claim 7, it is characterized in that, on the outer surface of described the first radiating fin (2), be vertically installed with many articles the 3rd with outer surface and intercept article (7), the described the 3rd intercepts article (7) and described electrothermal tube (1) axially parallel, and the length of described the 3rd obstruct article (7) is identical with described the first radiating fin (2) length.
9. electrothermal heater according to claim 8, it is characterized in that, on the outer surface of described the second radiating fin (3), be vertically installed with many articles the 4th with outer surface and intercept article (8), the described the 4th intercepts article (8) and described electrothermal tube (1) axially parallel, and the length of described the 4th obstruct article (8) is identical with the length of described the second radiating fin (3).
10. electrothermal heater according to claim 9, it is characterized in that, in described electrothermal tube (1), be provided with heater strip (9) and conductive powder (10), the mouth of pipe place at the two ends of described electrothermal tube (1) is also respectively arranged with setting-up piece (11), described setting-up piece (11) is fixed on described heating wire (9) and described electric heating powder (10) in electrothermal tube, and described heater strip (9) is electrically connected with the wire (12) of the setting-up piece through electrothermal tube one end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420357939.9U CN204014123U (en) | 2014-07-01 | 2014-07-01 | A kind of electrothermal heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420357939.9U CN204014123U (en) | 2014-07-01 | 2014-07-01 | A kind of electrothermal heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204014123U true CN204014123U (en) | 2014-12-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420357939.9U Expired - Fee Related CN204014123U (en) | 2014-07-01 | 2014-07-01 | A kind of electrothermal heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204014123U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112178610A (en) * | 2020-10-26 | 2021-01-05 | 中国科学院上海高等研究院 | Steam generator with bionic structure heating device and system |
-
2014
- 2014-07-01 CN CN201420357939.9U patent/CN204014123U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112178610A (en) * | 2020-10-26 | 2021-01-05 | 中国科学院上海高等研究院 | Steam generator with bionic structure heating device and system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141210 Termination date: 20170701 |