CN102345889B - Heater protective cover and with the spiral case of this kind of protective cover and range hood - Google Patents
Heater protective cover and with the spiral case of this kind of protective cover and range hood Download PDFInfo
- Publication number
- CN102345889B CN102345889B CN201010246745.8A CN201010246745A CN102345889B CN 102345889 B CN102345889 B CN 102345889B CN 201010246745 A CN201010246745 A CN 201010246745A CN 102345889 B CN102345889 B CN 102345889B
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- Prior art keywords
- heater
- spiral case
- protective cover
- spiral
- fixture
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
- F24C15/00—Details
- F24C15/20—Removing cooking fumes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
- F24C15/00—Details
- F24C15/20—Removing cooking fumes
- F24C15/2021—Arrangement or mounting of control or safety systems
Abstract
The present invention proposes a kind of heater protective cover and with the spiral case of this kind of protective cover and range hood.A kind of heater protective cover embodiment that the present invention proposes, comprises diapire and sidewall; Described diapire and side walls enclose form a container cavity, and this container cavity is used for holding, covering heater.The setting of heater protective cover, both helped avoid heater produce the loss of heat, and then promote the efficiency of heating surface, reduce power consumption, also help avoid the generation of scald accident.
Description
[technical field]
The present invention relates to protective cover, range hood and range hood part field, particularly relate to heater protective cover, spiral case and range hood.
[background technology]
Because of diet and the culinary art custom in Asia, the oil smoke of the kitchen inner accumulated in the family of Asia can be many and grease-contained amount is larger, the inside associated mechanisms of range hood and parts, especially often adhere to a large amount of grease for whole range hood provides on the blower fan apparatus of running air-flow, when causing range hood to work, noise even can not normally use very greatly.In order to solve this problem, the suppliers of range hood propose a lot of solution, and such as, it is wherein a kind of for carrying out heating to the mechanism directly contacted with oil smoke on range hood or parts.But the existing technical scheme arranging heater in range hood, the ubiquity thermal efficiency is not high, and power consumption is excessive, is easy to produce noise, is easy to scald accident occurs, is easy to cause the environment for use temperature such as kitchen to cross high defect.
[summary of the invention]
Just for solving above technical barrier, the present invention proposes a kind of heater protective cover and with the spiral case of this kind of protective cover and range hood.
The heater protective cover that the present invention proposes comprises diapire and sidewall; Described diapire and side walls enclose form a container cavity, and this container cavity is used for holding, covering heater.
Preferably, the shape of described container cavity and the mating shapes of described heater.
Preferably, the shape of described heater protective cover and the mating shapes of described heater installation position.
Preferably, gap is had between described diapire and described heater.
Preferably, described heater protective cover is arranged on the outer wall bottom spiral case, for covering the heater on the outer wall be arranged at equally bottom spiral case.
Preferably, described heater protective cover is provided with oil guiding hole, and the Oil Guide disk hole of the bottom of described spiral case is vertical corresponding up and down with this oil guiding hole.
Preferably, described sidewall is set to four.
Preferably, there are two sidewalls be oppositely arranged in the same plane with two sidewalls of described spiral case respectively in described four sidewalls.
Preferably, described sidewall is provided with at least one place hole, for the laying of power line and/or earth connection.
Preferably, described heater protective cover is fixed by the mode of screw or rivet or welding.
Preferably, described heater protective cover adopts magnetic material make or be provided with magnetic material, for being adsorbed in installation position.
Preferably, described heater protective cover adopts heat-barrier material to make.
The spiral case that the present invention proposes, is provided with Oil Guide disk hole, described spiral case is provided with heater bottom it; Described spiral case is also provided with a fixture, this fixture comprises at least one sticking part and at least one extrusion fixed part, described each sticking part and each extrusion fixed part are connected at interval successively, described sticking part is used for the fixing of described fixture self, and described extrusion fixed part is for extruding fixing described heater; Described spiral case is also provided with heater protective cover as above, for covering described heater.
Preferably, described fixture adopts integrally formed structure.
Preferably, the global shape of described fixture and its installation position match.
Preferably, described sticking part is fixed on described spiral case by the mode of aluminum foil and adhesive tape or screw or rivet or welding.
Preferably, described each extrusion fixed part comprises a press section and two connecting portions respectively, and the two ends of described press section are connected with described two connecting portions respectively, and described two connecting portions are connected with adjacent sticking part simultaneously respectively; Described each press section is respectively arranged with at least one draw-in groove, for fixing heater.
Preferably, the middle part punching press of described press section is formed with a projection, forms two draw-in grooves respectively between two connecting portions that this projection is connected with this press section.
Preferably, at least side in the both sides of described press section is provided with extension; Described extension tilts to direction residing for described heater, has elastic pressure, for fixing described heater.
Preferably, the junction of described press section and extension is provided with at least one breach, for discharging internal stress.
Preferably, described fixture adopts Heat Conduction Material to make.
Preferably, described fixture adopts elastomeric material to make.
Preferably, described heater is electric heater unit, and described electric heater unit is provided with resistance heated pipeline, the resistance heater wire that described resistance heated pipeline comprises metal shell and holds in the inner.
Preferably, described resistance heated pipeline adopts the structure that circumnutates matched with its installation position.
Preferably, two terminations of described resistance heated pipeline are contiguous to be arranged, and described metal shell is connected with earth connection.
The range hood that the present invention proposes, comprises blower fan system, shell, filter screen and oil collector sump tank, described range hood is provided with heater; Also be provided with heater protective cover as above, for covering described heater.
Preferably, be provided with control unit, for controlling described heater; Also being provided with grease checkout gear, for detecting the oil and fat accumulation amount bottom described spiral case, and testing result being sent to described control unit; Described control unit controls opening time of described heater and/or the duration of heat and/or electrical power according to the testing result that described grease checkout gear sends.
Beneficial effect of the present invention is mainly reflected in the following aspects:
1, the setting of heater protective cover, both helped avoid heater produce the loss of heat, and then promote the efficiency of heating surface, reduce power consumption, also help avoid the generation of scald accident, making to install heater on the outer wall bottom spiral case becomes possibility;
2, can avoid causing the environment for use temperature such as kitchen too high because of the use of heater;
3, the setting of heater protective cover, can also avoid situation about falling because heater fixes loosely to occur;
4, the position outer wall of heater bottom spiral case being unsuitable for like this installation is made to be installed fixing securely, because heater and impeller are by spiral case wall interval, avoid the collision of wind and heater, while promoting heater steadiness, greatly can reduce noise.
[accompanying drawing explanation]
Fig. 1 is the structural representation of a kind of heater protective cover of the present invention embodiment;
Fig. 2 is a structural representation of a kind of spiral case embodiment of the present invention;
Fig. 3 is another structural representation of a kind of spiral case embodiment of the present invention;
Fig. 4 is the partial structurtes schematic diagram of a kind of spiral case embodiment of the present invention;
Fig. 5 is the structural representation of the present invention's first fixture embodiment;
Fig. 6 is the structural representation of the present invention's second fixture embodiment;
Fig. 7 is the structural representation of the present invention's the 3rd fixture embodiment;
Fig. 8 is the structural representation of the present invention's the 4th fixture embodiment;
Fig. 9 is the structural representation of a kind of resistance heated pipeline of the present invention embodiment;
Figure 10 is the structural representation of the present invention's another kind of resistance heated pipeline embodiment;
Figure 11 is the structural representation of another resistance heated pipeline embodiment of the present invention.
[detailed description of the invention]
For making object of the present invention, scheme and beneficial effect clearly understand, below in conjunction with accompanying drawing and preferred embodiment, the invention will be further described.
As shown in Figure 1, this heater protective cover comprises a diapire and four sidewalls to the structural representation of a kind of heater protective cover that the present invention proposes; Described diapire and side walls enclose form a container cavity, and this container cavity is used for holding, covering heater, and be contained within container cavity by heater, thus heater is sheltered from by the diapire of heater protective cover and sidewall.A sidewall on heater protective cover being provided with two stators, these two stators being provided with screw or rivet installing hole, for being fixed by the mode of screw or rivet.Be provided with therewith on that symmetrical sidewall of the sidewall of stator and be provided with two installing holes, these two installing holes match with the hook on corresponding spiral case sidewall, fixing for heater protective cover.The sidewall of heater protective cover is provided with place's hole, for the laying of power line and/or earth connection.Heater protective cover adopts heat-barrier material to make.
As shown in Figure 2, Figure 3 and Figure 4, heater protective cover is arranged on the outer wall bottom spiral case the structural representation of a kind of spiral case embodiment that the present invention proposes, for covering the heater on the outer wall be arranged at equally bottom spiral case.This heater, is in liquid state for making to be deposited on oil bottom spiral case or fat or rich mixture, and then discharges from the Oil Guide disk hole be arranged on bottom spiral case.Particularly, can be that the oil that makes to solidify or solidifying and/or fat change liquid state into and then discharges from Oil Guide disk hole, also can be that the oil that makes discharging from Oil Guide disk hole and/or fat keep liquid state before discharging completely.After installation, four sidewalls of heater protective cover fit tightly on the outer wall bottom spiral case.There are two sidewalls be oppositely arranged in the same plane with two sidewalls of described spiral case respectively in four sidewalls of heater protective cover.The shape of the container cavity of heater protective cover and the mating shapes of described heater, namely container cavity can hold heater completely.Namely the shape of heater protective cover and the mating shapes of heater installation position heater protective cover global shape is the arc structure consistent with the outer wall bottom spiral case.Be provided with gap between the diapire of heater protective cover and heater, namely the diapire of heater protective cover does not contact with between heater, to obtain better effect of heat insulation.Certainly, four of heater protective cover also do not contact between sidewall with heater.The diapire of heater protective cover is provided with oil guiding hole, for discharging oil and/or fat installing and using the lowermost end place under state.The Oil Guide disk hole of the bottom of spiral case housing is vertical corresponding up and down with the oil guiding hole of this heater protective cover.
Heater is arranged in Oil Guide disk hole bilateral symmetry.With regard to concrete installation site, heater be installed on range hood under normal operating condition bottom spiral case towards on the outer wall on ground.Described heater is electric heater unit.This electric heater unit adopts resistance heating mode, and it is provided with resistance heated pipeline, the resistance heater wire that resistance heated pipeline comprises metal shell and holds in the inner.Why adopting metal shell, is to obtain better heat-conducting effect.Therefore, this metal shell adopts the metal material of good heat conduction effect to make.In addition, for ensureing use safety, this metal shell is also connected with earth connection.Resistance heated pipeline is fixed on the outer wall bottom spiral case by two " L " shape fixtures; One end of " L " shape fixture is fixed on the sidewall of spiral case, and the other end of " L " shape fixture is for extruding fixed resistance heating pipeline.Certainly, the quantity of " L " shape fixture can be determined according to actual needs, can be one, also can be multiple.
On the basis of above-described embodiment, the present invention proposes a kind of spiral case embodiment of further optimization, as shown in Figure 4 and Figure 5, spiral case is also provided with a fixture, this fixture comprises multiple sticking part and multiple extrusion fixed part, and described each sticking part and each extrusion fixed part are connected at interval successively.What is called successively interval is connected, and refers to and passes through, be connected with a sticking part in turn, then an extrusion fixed part, then a sticking part, then an extrusion fixed part ... until another termination, with regard to the present embodiment, two ends are all set to sticking part.Sticking part is used for the fixing of described fixture self, and sticking part is for self being fixed on range hood by described fixture particularly.Sticking part is fixed on range hood by the mode of aluminum foil and adhesive tape.Extrusion fixed part for extruding fixing device to be fixed or equipment, as extruding fixing heater.This fixture adopts integrally formed structure.On outer wall bottom the spiral case that this fixture is arranged at range hood.The global shape of this fixture and its installation position match, and namely this fixture embodies the arc structure consistent with the outer wall bottom spiral case on the whole.Each extrusion fixed part comprises a press section and two connecting portions respectively, and the two ends of described press section are connected with described two connecting portions respectively, and described two connecting portions are connected with adjacent sticking part simultaneously respectively.The middle part punching press of press section is formed with a projection, forms two draw-in grooves respectively, for fixing heater between two connecting portions that this projection is connected with this press section.Fixture adopts the elastomeric material of good heat conductivity to make.
Second fixture embodiment that the present invention proposes as shown in Figure 6, it is the improvement on first fixture embodiment basis shown in Fig. 5, main improvement is presented as 2 points: its, first fixture embodiment comprises ten sticking parts and nine extrusion fixed parts, and this second fixture embodiment comprises eight sticking parts and seven extrusion fixed parts; They are two years old, the both sides of the press section of this second fixture embodiment are provided with extension, described extension is used for fixing heater, described extension tilts to direction residing for heater, namely tilt to the outer wall direction bottom spiral case in a state of use, thus make described extension have elastic pressure, obtain better fixed effect.Structural adjustment is carried out on the basis of this second fixture embodiment, only extension is set in the side of press section, just obtain the 3rd fixture embodiment, as shown in Figure 7.
The 4th the fixture embodiment that the present invention proposes as shown in Figure 8, it is the further improvement on the 3rd fixture embodiment basis shown in Fig. 7, main improved body is present: one, and the junction of press section and extension is provided with circumferential notch, for discharging internal stress; Its two, sticking part is provided with screw hole or rivet hole, on the outer wall bottom the spiral case being fixed on range hood by the mode of screw or rivet.Particularly, this circumferential notch is arranged at two outers place of the junction of press section and extension.
As shown in Figure 9, this resistance heated pipeline adopts the structure that circumnutates matched with its installation position to the structural representation of a kind of resistance heated pipeline of the present invention embodiment.What is called matches, and refers to this resistance heated pipeline, embodies the arc structure consistent with the outer wall bottom spiral case on the whole.With regard to concrete shape, resistance heated pipeline is formed by the smooth connection of some " n " shape unit.In addition, the metal shell of this resistance heated pipeline is integrally formed structure, and its resistance heater wire is also integrally formed structure.
The structural representation of the present invention's another kind of resistance heated pipeline embodiment as shown in Figure 10, is from different on scenario-frame shown in Fig. 9: in the program, two terminations of resistance heated pipeline are contiguous is arranged, so that the centralized arrangement of power input line.In addition, because resistance heated pipeline adds a laterally extending line, contribute to promoting heating effect.For promoting heating effect further, can optimize the structural design of laterally extending line further: one, this laterally extending line can turn back from the central region of each " n " shape unit, as shown in figure 11; Its two, this laterally extending line also can take the structure that circumnutates.
Below be only the preferred embodiments of the present invention, some technical characteristic modified and replaces the embodiment that can also obtain other.As, described sticking part is fixed on range hood by the mode of welding.For another example, electric heater unit adopts infrared heating device or medium heating device or induction heating apparatus.For another example, heater is arranged on the inwall bottom spiral case.It is pointed out that in actual applications, an above-mentioned fixture can be adopted to fix all branches of resistance heated pipeline, also can adopt the partial branch of multiple above-mentioned fixture difference fixed resistance heating pipeline.It is pointed out that the domain variability that the heater protective cover that the present invention proposes is applied is not limited to range hood field, other fields being provided with heater all can use this heater protective cover simultaneously.
The present invention also proposes a kind of range hood embodiment, and comprise blower fan system, U-shaped cover, shell, filter screen, ducting system, check (non-return) valve, electronic control system and oil collector sump tank, blower fan system is provided with spiral case as above.In addition, blower fan system is also provided with motor and impeller.Range hood is also provided with control unit, for controlling described heater.This range hood is also provided with grease checkout gear, for detecting the oil and fat accumulation amount bottom spiral case, and testing result is sent to control unit.The testing result that control unit sends according to grease checkout gear controls opening time of heater or the duration of heat or electrical power, particularly, can be only control one of above-mentioned three parameters, also can be the combination controlling wherein any two parameters, also can be control opening time, the duration of heat and electrical power three parameters simultaneously.
Need annotated, the present invention should not be understood to be only limitted to embodiment described above, but should be understood to cover all possible performance that the claims in the present invention determine in conjunction with description disclosure.
Claims (26)
1. a spiral case, is provided with Oil Guide disk hole, it is characterized in that bottom it:
Described spiral case is provided with heater;
Described spiral case is also provided with a fixture, this fixture comprises at least one sticking part and at least one extrusion fixed part, described each sticking part and each extrusion fixed part are connected at interval successively, described sticking part is used for the fixing of described fixture self, and described extrusion fixed part is for extruding fixing described heater;
Described spiral case is also provided with heater protective cover, for covering described heater;
This heater protective cover comprises diapire and sidewall; Described diapire and side walls enclose form a container cavity, and this container cavity is used for holding, covering described heater.
2. spiral case according to claim 1, is characterized in that:
The shape of described container cavity and the mating shapes of described heater.
3. spiral case according to claim 2, is characterized in that:
The shape of described heater protective cover and the mating shapes of described heater installation position.
4. spiral case according to claim 3, is characterized in that:
Gap is had between described diapire and described heater.
5. spiral case according to claim 3, is characterized in that:
Described heater protective cover is arranged on the outer wall bottom spiral case, for covering the heater on the outer wall be arranged at equally bottom spiral case.
6. spiral case according to claim 5, is characterized in that:
The diapire of described heater protective cover is provided with oil guiding hole, and the Oil Guide disk hole of the bottom of described spiral case is vertical corresponding up and down with this oil guiding hole.
7. spiral case according to claim 5, is characterized in that:
Described sidewall is set to four.
8. spiral case according to claim 7, is characterized in that:
There are two sidewalls be oppositely arranged in the same plane with two sidewalls of described spiral case respectively in described four sidewalls.
9. spiral case according to claim 3, is characterized in that:
Described sidewall is provided with at least one place hole, for the laying of power line and/or earth connection.
10. spiral case according to claim 3, is characterized in that:
Described heater protective cover is fixed by the mode of screw or rivet or welding.
11. spiral cases according to claim 3, is characterized in that:
Described heater protective cover adopts magnetic material make or be provided with magnetic material, for being adsorbed in installation position.
12. spiral cases according to claim 3, is characterized in that:
Described heater protective cover adopts heat-barrier material to make.
13. spiral cases according to any one of claim 1 to 12, is characterized in that:
Described fixture adopts integrally formed structure.
14. spiral cases according to any one of claim 1 to 12, is characterized in that:
Global shape and its installation position of described fixture match.
15. spiral cases according to any one of claim 1 to 12, is characterized in that:
Described sticking part is fixed on described spiral case by the mode of aluminum foil and adhesive tape or screw or rivet or welding.
16. spiral cases according to any one of claim 1 to 12, is characterized in that:
Described each extrusion fixed part comprises a press section and two connecting portions respectively, and the two ends of described press section are connected with described two connecting portions respectively, and described two connecting portions are connected with adjacent sticking part simultaneously respectively;
Described each press section is respectively arranged with at least one draw-in groove, for fixing heater.
17. spiral cases according to claim 16, is characterized in that:
The middle part punching press of described press section is formed with a projection, forms two draw-in grooves respectively between two connecting portions that this projection is connected with this press section.
18. spiral cases according to claim 16, is characterized in that:
At least side in the both sides of described press section is provided with extension;
Described extension tilts to direction residing for described heater, has elastic pressure, for fixing described heater.
19. spiral cases according to claim 18, is characterized in that:
The junction of described press section and extension is provided with at least one breach, for discharging internal stress.
20. spiral cases according to any one of claim 1 to 12, is characterized in that:
Described fixture adopts Heat Conduction Material to make.
21. spiral cases according to any one of claim 1 to 12, is characterized in that:
Described fixture adopts elastomeric material to make.
22. spiral cases according to any one of claim 1 to 12, is characterized in that:
Described heater is electric heater unit, and described electric heater unit is provided with resistance heated pipeline, the resistance heater wire that described resistance heated pipeline comprises metal shell and holds in the inner.
23. spiral cases according to claim 22, is characterized in that:
Described resistance heated pipeline adopts the structure that circumnutates matched with its installation position.
24. spiral cases according to claim 22, is characterized in that:
Two terminations of described resistance heated pipeline are contiguous to be arranged, and described metal shell is connected with earth connection.
25. 1 kinds of range hoods, comprise blower fan system, shell, filter screen and oil collector sump tank, it is characterized in that:
Described range hood is provided with heater;
Described blower fan system is provided with the spiral case according to any one of claim 1 to 12.
26. range hoods according to claim 25, is characterized in that:
Be provided with control unit, for controlling described heater;
Also being provided with grease checkout gear, for detecting the oil and fat accumulation amount bottom described spiral case, and testing result being sent to described control unit;
Described control unit controls opening time of described heater and/or the duration of heat and/or electrical power according to the testing result that described grease checkout gear sends.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510297161.6A CN104879811A (en) | 2010-07-30 | 2010-07-30 | Range hood |
| CN201010246745.8A CN102345889B (en) | 2010-07-30 | 2010-07-30 | Heater protective cover and with the spiral case of this kind of protective cover and range hood |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010246745.8A CN102345889B (en) | 2010-07-30 | 2010-07-30 | Heater protective cover and with the spiral case of this kind of protective cover and range hood |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510297161.6A Division CN104879811A (en) | 2010-07-30 | 2010-07-30 | Range hood |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102345889A CN102345889A (en) | 2012-02-08 |
| CN102345889B true CN102345889B (en) | 2016-03-30 |
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Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510297161.6A Pending CN104879811A (en) | 2010-07-30 | 2010-07-30 | Range hood |
| CN201010246745.8A Active CN102345889B (en) | 2010-07-30 | 2010-07-30 | Heater protective cover and with the spiral case of this kind of protective cover and range hood |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510297161.6A Pending CN104879811A (en) | 2010-07-30 | 2010-07-30 | Range hood |
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| CN (2) | CN104879811A (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105509117A (en) * | 2016-01-29 | 2016-04-20 | 沈阳英林特电器有限公司 | Blower with self-cleaning function, range hood and cleaning method of range hood |
| CN108240648B (en) * | 2017-10-31 | 2023-11-17 | 宁波方太厨具有限公司 | Variable-frequency noise-reduction air outlet cover of range hood |
| CN109441883A (en) * | 2018-11-21 | 2019-03-08 | 浙江板川电器有限公司 | A kind of spiral case |
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| CN2881439Y (en) * | 2006-04-17 | 2007-03-21 | 浙江楚乔电气有限公司 | PTC warming main machine |
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| CN201110586Y (en) * | 2007-08-25 | 2008-09-03 | 中山市优加电器有限公司 | Automatic cleaning cooker hood |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN104879811A (en) | 2015-09-02 |
| CN102345889A (en) | 2012-02-08 |
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