CN103672997A - Range hood and manufacturing method thereof - Google Patents
Range hood and manufacturing method thereof Download PDFInfo
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- CN103672997A CN103672997A CN201210325497.5A CN201210325497A CN103672997A CN 103672997 A CN103672997 A CN 103672997A CN 201210325497 A CN201210325497 A CN 201210325497A CN 103672997 A CN103672997 A CN 103672997A
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- smoke exhaust
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- exhaust ventilator
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- blower fan
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Abstract
The invention provides a manufacturing method of a novel range hood, and the range hood manufactured by adopting the method. The manufacturing method of the range hood comprises the step of equipping at least two kinds of fan systems and at least one kind of compatible main body part, wherein the compatible main body part is matched with the at least two kinds of fan systems. Therefore, multiple different range hoods can be manufactured by the same compatible main body part, so that component sharing can be realized in a manufacturing link of the different range hoods, and the cost is remarkably lowered.
Description
[technical field]
The present invention relates to smoke exhaust ventilator field.
[background technology]
Range hood claims again smoke exhaust ventilator, is a kind of kitchen appliance that purifies kitchen environment.It is arranged on the top of cooking stove in kitchen, the harmful oil smoke producing can be taken away rapidly in cooking process, purifies the air of a room, and has gas defence, explosion-proof safety guarantee effect.
Existing smoke exhaust ventilator, during fabrication, is generally that the smoke exhaust ventilator of different model is manufactured separately respectively, and the smoke exhaust ventilator of different model is being manufactured link shortage element shared mechanism, makes the manufacturing cost in smoke exhaust ventilator field always high.Can say how to realize the smoke exhaust ventilator of different model and share at the element of manufacturing link, and then reduce manufacturing cost, be one of this area technical barrier urgently to be resolved hurrily.
Unless have sufficient evidence support, otherwise prior art described here not meaning that admitted that these prior aries those of ordinary skill for the field that the invention relates to before the application's the applying date is known.
[summary of the invention]
Main purpose of the present invention is for above-described at least one technical problem, proposes a kind of novel smoke exhaust ventilator manufacture method.
The present invention proposes a kind of manufacture method of smoke exhaust ventilator, and described smoke exhaust ventilator comprises blower fan system and main part, said method comprising the steps of: be equipped with at least two kinds of blower fan systems and at least one compatible main part; At least two kinds of blower fan systems of a kind of compatible main part coupling.Like this, the compatible main part of same can produce multiple different smoke exhaust ventilator, has effectively realized different smoke exhaust ventilators and has shared at the element of manufacturing link, can significantly reduce costs.
Optionally, further comprising the steps of: at least one blower fan system to be directly installed on to described compatible main part, at least one blower fan system is installed on to this kind of compatible main part by connector.
Optionally, further comprising the steps of: to be equipped with at least two kinds of connectors.Like this, the compatible main part of same can produce how different smoke exhaust ventilators, further reduces costs.
Optionally, further comprising the steps of: described various blower fan systems are installed on respectively to described compatible main part by least two kinds of different connectors.Like this, the compatible main part of same can produce how different smoke exhaust ventilators, further reduces costs.
The present invention also proposes the manufacture method of another kind of smoke exhaust ventilator, and described smoke exhaust ventilator comprises blower fan system and main part, said method comprising the steps of: be equipped with at least two kinds of main parts and at least one compatible blower fan system; At least two kinds of main parts of a kind of compatible blower fan system coupling.Like this, the compatible blower fan system of same can produce multiple different smoke exhaust ventilator, has effectively realized different smoke exhaust ventilators and has shared at the element of manufacturing link, can significantly reduce costs.
Optionally, further comprising the steps of: at least one main part to be directly installed on to described compatible blower fan system, at least one main part is installed on to this kind of compatible blower fan system by connector.
Optionally, further comprising the steps of: to be equipped with at least two kinds of connectors.Like this, the compatible blower fan system of same can produce how different smoke exhaust ventilators, further reduces costs.
Optionally, further comprising the steps of: described various main parts are installed on respectively to described compatible blower fan system by least two kinds of different connectors.Like this, the compatible blower fan system of same can produce how different smoke exhaust ventilators, further reduces costs.
Optionally, described smoke exhaust ventilator comprises controller, further comprising the steps of: be equipped with at least one compatible controller, at least two kinds of main parts of a kind of compatible controller coupling.Like this, same compatible controller can produce multiple different smoke exhaust ventilator, has effectively realized different smoke exhaust ventilators and has shared at the element of manufacturing link, can significantly reduce costs.
Optionally, described smoke exhaust ventilator comprises controller, further comprising the steps of: be equipped with at least two kinds of controllers, at least two kinds of controllers of a kind of compatible main part coupling.Like this, the compatible main part of same can produce multiple different smoke exhaust ventilator, has effectively realized different smoke exhaust ventilators and has shared at the element of manufacturing link, can significantly reduce costs.
Optionally, described main part comprises housing and collection cigarette portion, further comprising the steps of: described blower fan system is installed on to described housing or collection cigarette portion.
Optionally, further comprising the steps of: to be equipped with at least one compatible housing and at least two kinds of collection cigarette portions; At least two kinds of collection cigarette portions of a kind of compatible housing coupling.Like this, the compatible housing of same can produce multiple different smoke exhaust ventilator, has effectively realized different smoke exhaust ventilators and has shared at the element of manufacturing link, can significantly reduce costs.
Optionally, further comprising the steps of: to be equipped with at least one compatible collection cigarette portion and at least two kinds of housings; At least two kinds of housings of a kind of compatible collection cigarette portion coupling.Like this, the compatible collection of same cigarette portion can produce multiple different smoke exhaust ventilator, has effectively realized different smoke exhaust ventilators and has shared at the element of manufacturing link, can significantly reduce costs.
The method prepared smoke exhaust ventilator of employing as described in above any one.
Optionally, described smoke exhaust ventilator comprises side-absorption type smoke exhaust ventilator.
Optionally, described side-absorption type smoke exhaust ventilator comprises European side-absorption type smoke exhaust ventilator and Chinese style side-absorption type smoke exhaust ventilator.
Optionally, described smoke exhaust ventilator also comprises top suction type smoke exhaust ventilator.
Optionally, described smoke exhaust ventilator comprises connector, and described connector comprises the first connecting portion and the second connecting portion; Described the first connecting portion is connected in the blower fan system of described smoke exhaust ventilator, and described the second connecting portion is connected in the main part of described smoke exhaust ventilator.
Optionally, on described the first connecting portion or the second connecting portion, be provided with at least two row's installing holes.Like this, make same connector can be used for producing multiple different smoke exhaust ventilator, further reduce costs.
Optionally, with the quantity of respectively arranging installing hole on a junction and/or the difference of arranging.That is, if be provided with at least two row installing hole, the quantity of respectively arranging installing hole on the first connecting portion and/or the differences of arranging on the first connecting portion; If be provided with at least two row installing hole, the quantity of respectively arranging installing hole on the second connecting portion and/or the differences of arranging on the second connecting portion.
Optionally, described the first connecting portion and described the second connecting portion are perpendicular.
Optionally, described connector overall U-shaped.
Optionally, described connector also comprises pars intermedia; Described pars intermedia is arranged between described the first connecting portion and described the second connecting portion.
Optionally, the cross section of described connector takes the shape of the letter U or is Z-shaped.
Foregoing invention content of the present invention is not for describing all possible embodiments of the present invention.In whole application, many places provide guidance by enumerating example, and these examples can be for various feasible combinations.
[accompanying drawing explanation]
The following drawings only schematically illustrates and explains the present invention, not delimit the scope of the invention, wherein:
Fig. 1 is the assemble flow schematic diagram of the manufacture method embodiment of a kind of smoke exhaust ventilator of the present invention;
Fig. 2 is the structural representation of the connector in Fig. 1;
Fig. 3 is connector in Fig. 1 and the assembly relation schematic diagram of housing;
Fig. 4 is the partial sectional view of a kind of smoke exhaust ventilator embodiment of the present invention;
Fig. 5 is the partial sectional view of another smoke exhaust ventilator embodiment of the present invention;
Fig. 6 is the assemble flow schematic diagram of the manufacture method embodiment of another smoke exhaust ventilator of the present invention;
Fig. 7 is the assemble flow schematic diagram of the manufacture method embodiment of another smoke exhaust ventilator of the present invention;
Fig. 8 is the structural representation of a kind of connector in Fig. 7;
Fig. 9 is the structural representation of the connector of another smoke exhaust ventilator embodiment of the present invention.
Explanation about Reference numeral in figure:
1-blower fan system, 2-connector, 3-the first connecting portion, 4-the second connecting portion, 5-pars intermedia, 6-installing hole, 7-controller, 8-housing, 9-collection cigarette portion.
[specific embodiment]
For making object of the present invention, scheme and beneficial effect more cheer and bright, below in conjunction with accompanying drawing and preferred embodiment, the invention will be further described.First need to be explained, in the specific descriptions of preferred embodiment, same or similar feature has identical Reference numeral below.
The assemble flow schematic diagram of the manufacture method embodiment of a kind of smoke exhaust ventilator that the present invention proposes, as shown in Figure 1.Adopt the smoke exhaust ventilator that the manufacture method of this smoke exhaust ventilator manufactures to comprise controller 7, blower fan system 1 and main part, main part comprises housing 8 and collection cigarette portion 9.With regard to the present embodiment, collection cigarette portion 9, except for guiding the flowing of oil smoke, also has the effect of certain filtration oil smoke.In addition, indivedual accompanying drawings may be accurate not, in such cases, should be as the criterion with text description.
The manufacture method embodiment of this smoke exhaust ventilator comprises the following steps:
Be equipped with two kinds of blower fan systems 1 and three kind of compatible main part;
Each compatible main part all mates two kinds of blower fan systems 1.
Here, why before main part, adding " compatibility " this restriction, is for outstanding main part as described herein has compatibility, can mate multiple blower fan system 1.Blower fan system 1 is installed on housing 8.As shown in Figure 1, two kinds of blower fan systems 1 comprise a large scale blower fan system 1 and a small size blower fan system 1.
Particularly, the manufacture method of the corresponding smoke exhaust ventilator of any compatible main part includes following steps:
Large scale blower fan system 1 is directly installed on to the housing 8 of this kind of compatible main part, small size is installed on to the housing 8 of this kind of compatible main part by connector 2.
Adopt the manufacture method of this smoke exhaust ventilator, can produce altogether six kinds of European side-absorption type smoke exhaust ventilators.In Fig. 1, only showing three kinds of European side-absorption type smoke exhaust ventilators, is because installed Decorative Cover additional, and the outward appearance of the compatible main part of same after loading onto large scale blower fan system 1 is identical with the outward appearance after it is loading onto small size blower fan system 1.
As shown in Figure 2, the assembly relation schematic diagram of this connector 2 and housing 8 as shown in Figure 3 for the structural representation of the connector 2 that the manufacture method embodiment of this smoke exhaust ventilator is used.
As shown in Figure 2, these connector 2 overall U-shaped, it comprises that two symmetrically arranged fixed strips and connection are arranged on the connection strap between these two fixed strips.Fixed strip comprises pars intermedia 5, the first connecting portion 3 and the second connecting portion 4, and pars intermedia 5 is arranged between the first connecting portion 3 and the second connecting portion 4, and the first connecting portion 3 and the second connecting portion 4 are respectively perpendicular to pars intermedia 5.On the first connecting portion 3 and the second connecting portion 4, be provided with respectively rivet installing hole 6.The assembly relation schematic diagram of this connector 2 and housing 8 as shown in Figure 3.Adopt the partial sectional view of a kind of smoke exhaust ventilator that the manufacture method of this smoke exhaust ventilator manufactures as shown in Figure 4, the cross section of this connector 2 takes the shape of the letter U, blower fan system 1, the second connecting portion 4 that the first connecting portion 3 is connected in smoke exhaust ventilator by rivet is connected in the main part of smoke exhaust ventilator by rivet.
The manufacture method embodiment of this smoke exhaust ventilator is further comprising the steps of:
Be equipped with a kind of compatible housing 8, these three kinds of collection cigarette portions 9 of compatibility housing 8 coupling, and then be assembled into described three kinds of compatible main parts.
That is to say, the housing 8 of three kinds of compatible main parts is identical, and their collection cigarette portion 9 is not identical.Here, why before housing 8, adding " compatibility " this restriction, is for outstanding housing 8 as described herein has compatibility, can mate multiple collection cigarette portion 9.
In addition, the manufacture method embodiment of this smoke exhaust ventilator comprises the following steps:
Be equipped with a kind of compatible controller 7 (being two controllers 7 in left side in Fig. 1), two kinds of main parts of these compatible controller 7 couplings.
Here, why before controller 7, adding " compatibility " this restriction, is for outstanding controller 7 as described herein has compatibility, can mate multiple main part.
Below be only the preferred embodiments of the present invention, some technical characterictic is modified or replaced the embodiment that can also obtain other.As, the cross section of connector can be to be also Z-shaped, is also fine, as shown in Figure 5.For another example, can be also at least two kinds of controllers of a kind of compatible main part coupling.For another example, can be to be also equipped with two kinds of blower fan systems 1 and a kind of compatible main part; Each compatible main part all mates two kinds of blower fan systems 1, and as shown in Figure 6, wherein, a kind of blower fan system 1 is directly installed on the inside of the housing 8 of compatible main part, thereby makes a kind of Chinese style side-absorption type smoke exhaust ventilator (being the smoke exhaust ventilator on right side in Fig. 6); Another kind of blower fan system 1 is installed on the upside of the housing 8 of compatible main part by connector 2, thereby makes a kind of European side-absorption type smoke exhaust ventilator (being the smoke exhaust ventilator in left side in Fig. 6).For another example, also above-mentioned rivet fixed form can be replaced with to screw fixation method or is welded and fixed mode etc.
The assemble flow schematic diagram of the manufacture method embodiment of the another kind of smoke exhaust ventilator that the present invention proposes as shown in Figure 7.The smoke exhaust ventilator of the manufacture method manufacturing of this smoke exhaust ventilator comprises blower fan system 1 and main part, and main part comprises housing 8 and collection cigarette portion 9.
The manufacture method embodiment of this smoke exhaust ventilator comprises the following steps:
Be equipped with two kinds of main parts and a kind of compatible blower fan system 1;
The described two kinds of main parts of a kind of compatible blower fan system 1 coupling.
Here, why before blower fan system 1, adding " compatibility " this restriction, is for outstanding blower fan system 1 as described herein has compatibility, can mate multiple main part.Two kinds of main parts, a kind of main part that belongs to top suction type smoke exhaust ventilator wherein, another kind of belong to the main part of European side-absorption type smoke exhaust ventilator.
Particularly, the manufacture method embodiment of this smoke exhaust ventilator is further comprising the steps of:
Two kinds of main parts are installed on respectively to described compatible blower fan system 1 by two kinds of different connectors 2; Wherein a kind of collection cigarette portion 9 of main part is fixed together with this compatibility blower fan system 1 by a kind of connector 2, and then assemble case 8, just can make a kind of top suction type smoke exhaust ventilator, i.e. the smoke exhaust ventilator in left side in Fig. 7; The housing 8 of another kind of main part is fixed together by alternative attachment 2 and this compatibility blower fan system 1, and then assembling collection cigarette portion 9, just can make a kind of European side-absorption type smoke exhaust ventilator, i.e. the smoke exhaust ventilator on right side in Fig. 7.
Use connector 2 that the prepared top suction type smoke exhaust ventilator of manufacture method of this smoke exhaust ventilator uses as shown in Figure 8, these connector 2 overall U-shaped, this connector 2 comprises the first connecting portion 3 and the second connecting portion 4; The first connecting portion 3 and the second connecting portion 4 are perpendicular, and the first connecting portion 3 is connected and fixed on compatible blower fan system 1, the second connecting portion 4 by rivet and by rivet, is connected and fixed on the collection cigarette portion 9 of main part.On the first connecting portion 3, be provided with two rows for carrying out the fixing installing hole of described rivet 6, the quantity of this two rows installing hole 6 and all differences of arranging.Compatible blower fan system 1 both can be fixed on row's installing hole 6, also can be fixed on lower row's installing hole 6, like this, can conveniently realize the fine setting of range hood structure.
Below be only the preferred embodiments of the present invention, some technical characterictic is modified or replaced the embodiment that can also obtain other.As, can be also, at least two row's installing holes also can be set on the second connecting portion, like this, just same connector can be used for mating multiple main part, effectively save manufacturing cost.For another example, for the main part of top suction type smoke exhaust ventilator, can be also, be equipped with a kind of compatible cigarette portion that collects, at least two kinds of housings of a kind of compatible collection cigarette portion coupling.
Need annotatedly, the present invention should not be understood to only limit to embodiment described above, but should be understood to cover the claims in the present invention in conjunction with description disclosure definite all possible performance.Therefore, every content that does not depart from technical solution of the present invention, any simple modification, equivalent variations and the modification above embodiment done according to technical spirit of the present invention, all belong to the protection domain of technical solution of the present invention.Special needs to be pointed out is, based on any bad application that changes of the present invention, still belong to the protection domain of technical solution of the present invention.
Claims (24)
1. a manufacture method for smoke exhaust ventilator, described smoke exhaust ventilator comprises blower fan system (1) and main part, it is characterized in that, said method comprising the steps of:
Be equipped with at least two kinds of blower fan systems (1) and at least one compatible main part;
A kind of compatible main part coupling at least two kinds of blower fan systems (1).
2. method according to claim 1, is characterized in that, further comprising the steps of:
At least one blower fan system (1) is directly installed on to described compatible main part, at least one blower fan system (1) is installed on to this kind of compatible main part by connector (2).
3. method according to claim 2, is characterized in that, further comprising the steps of:
Be equipped with at least two kinds of connectors (2).
4. method according to claim 1, is characterized in that, further comprising the steps of:
Described various blower fan systems (1) are installed on respectively to described compatible main part by least two kinds of different connectors (2).
5. a manufacture method for smoke exhaust ventilator, described smoke exhaust ventilator comprises blower fan system (1) and main part, it is characterized in that, said method comprising the steps of:
Be equipped with at least two kinds of main parts and at least one compatible blower fan system (1);
At least two kinds of main parts of a kind of compatible blower fan system (1) coupling.
6. method according to claim 5, is characterized in that, further comprising the steps of:
At least one main part is directly installed on to described compatible blower fan system (1), at least one main part is installed on to this kind of compatible blower fan system (1) by connector (2).
7. method according to claim 6, is characterized in that, further comprising the steps of:
Be equipped with at least two kinds of connectors (2).
8. method according to claim 5, is characterized in that, further comprising the steps of:
Described various main parts are installed on respectively to described compatible blower fan system (1) by least two kinds of different connectors (2).
9. according to the method described in any one in claim 1 to 8, described smoke exhaust ventilator comprises controller (7), it is characterized in that, further comprising the steps of:
Be equipped with at least one compatible controller (7), at least two kinds of main parts of a kind of compatible controller (7) coupling.
10. according to the method described in any one in claim 1 to 4, described smoke exhaust ventilator comprises controller (7), it is characterized in that, further comprising the steps of:
Be equipped with at least two kinds of controllers (7), a kind of compatible main part coupling at least two kinds of controllers (7).
11. according to the method described in any one in claim 1 to 8, and described main part comprises housing (8) and collection cigarette portion (9), it is characterized in that, further comprising the steps of:
Described blower fan system (1) is installed on to described housing (8) or collection cigarette portion (9).
12. methods according to claim 11, is characterized in that, further comprising the steps of:
Be equipped with at least one compatible housing (8) and at least two kinds of collection cigarette portions (9);
At least two kinds of collection cigarette portions (9) of a kind of compatible housing (8) coupling.
13. methods according to claim 11, is characterized in that, further comprising the steps of:
Be equipped with at least one compatible collection cigarette portion (9) and at least two kinds of housings (8);
A kind of compatible collection cigarette portion (9) coupling at least two kinds of housings (8).
14. adopt the prepared smoke exhaust ventilator of method as in any one of the preceding claims.
15. smoke exhaust ventilators according to claim 14, is characterized in that: described smoke exhaust ventilator comprises side-absorption type smoke exhaust ventilator.
16. smoke exhaust ventilators according to claim 15, is characterized in that: described side-absorption type smoke exhaust ventilator comprises European side-absorption type smoke exhaust ventilator and Chinese style side-absorption type smoke exhaust ventilator.
17. smoke exhaust ventilators according to claim 15, is characterized in that: described smoke exhaust ventilator also comprises top suction type smoke exhaust ventilator.
18. smoke exhaust ventilators according to claim 14, is characterized in that: described smoke exhaust ventilator comprises connector (2), and described connector (2) comprises the first connecting portion (3) and the second connecting portion (4); Described the first connecting portion (3) is connected in the blower fan system (1) of described smoke exhaust ventilator, and described the second connecting portion (4) is connected in the main part of described smoke exhaust ventilator.
19. smoke exhaust ventilators according to claim 18, is characterized in that:
On described the first connecting portion (3) or the second connecting portion (4), be provided with at least two row's installing holes (6).
20. smoke exhaust ventilators according to claim 19, is characterized in that:
With the quantity of respectively arranging installing hole (6) on a junction and/or the difference of arranging.
21. smoke exhaust ventilators according to claim 18, is characterized in that:
Described the first connecting portion (3) is perpendicular with described the second connecting portion (4).
22. smoke exhaust ventilators according to claim 18, is characterized in that:
Described connector (2) overall U-shaped.
23. smoke exhaust ventilators according to claim 18, is characterized in that:
Described connector (2) also comprises pars intermedia (5);
Described pars intermedia (5) is arranged between described the first connecting portion (3) and described the second connecting portion (4).
24. smoke exhaust ventilators according to claim 23, is characterized in that:
The cross section of described connector (2) takes the shape of the letter U or is Z-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210325497.5A CN103672997B (en) | 2012-08-31 | 2012-08-31 | Smoke exhaust ventilator and its manufacturing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210325497.5A CN103672997B (en) | 2012-08-31 | 2012-08-31 | Smoke exhaust ventilator and its manufacturing method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103672997A true CN103672997A (en) | 2014-03-26 |
| CN103672997B CN103672997B (en) | 2018-09-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210325497.5A Active CN103672997B (en) | 2012-08-31 | 2012-08-31 | Smoke exhaust ventilator and its manufacturing method |
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| CN (1) | CN103672997B (en) |
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| CN2204951Y (en) * | 1994-09-09 | 1995-08-09 | 魏金城 | Connection of hood shell |
| CN2312417Y (en) * | 1997-11-18 | 1999-03-31 | 吴柏千 | Sectional type cooking fume remover |
| CN2465095Y (en) * | 2001-01-22 | 2001-12-12 | 严建荣 | Cooking fume exhauster with active panel |
| CN2615536Y (en) * | 2003-04-28 | 2004-05-12 | 江梅德 | Split kitchen ventilator |
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| JP2007225120A (en) * | 2005-11-25 | 2007-09-06 | Fuji Industrial Co Ltd | Range hood fan |
| CN200976021Y (en) * | 2006-12-15 | 2007-11-14 | 深圳国人通信有限公司 | Clamp for antenna directivity diagram test |
| CN101551133A (en) * | 2009-05-08 | 2009-10-07 | 俞银德 | Novel cooking fume exhauster |
| CN101886825A (en) * | 2009-05-12 | 2010-11-17 | 博西华电器（江苏）有限公司 | Range hood shell |
| CN201892248U (en) * | 2010-10-08 | 2011-07-06 | 关建新 | Side-suction range hood with detachable smoke suction plate |
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2012
- 2012-08-31 CN CN201210325497.5A patent/CN103672997B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2204951Y (en) * | 1994-09-09 | 1995-08-09 | 魏金城 | Connection of hood shell |
| CN2312417Y (en) * | 1997-11-18 | 1999-03-31 | 吴柏千 | Sectional type cooking fume remover |
| CN2465095Y (en) * | 2001-01-22 | 2001-12-12 | 严建荣 | Cooking fume exhauster with active panel |
| CN2629035Y (en) * | 2002-12-30 | 2004-07-28 | 刘光晖 | Power source line with gas combustion sensing apparatus |
| CN2615536Y (en) * | 2003-04-28 | 2004-05-12 | 江梅德 | Split kitchen ventilator |
| JP2007225120A (en) * | 2005-11-25 | 2007-09-06 | Fuji Industrial Co Ltd | Range hood fan |
| CN200976021Y (en) * | 2006-12-15 | 2007-11-14 | 深圳国人通信有限公司 | Clamp for antenna directivity diagram test |
| CN101551133A (en) * | 2009-05-08 | 2009-10-07 | 俞银德 | Novel cooking fume exhauster |
| CN101886825A (en) * | 2009-05-12 | 2010-11-17 | 博西华电器（江苏）有限公司 | Range hood shell |
| CN201892248U (en) * | 2010-10-08 | 2011-07-06 | 关建新 | Side-suction range hood with detachable smoke suction plate |
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| Publication number | Publication date |
|---|---|
| CN103672997B (en) | 2018-09-25 |
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