CN104930573A - Range hood with size of air opening capable of being adjusted - Google Patents
Range hood with size of air opening capable of being adjusted Download PDFInfo
- Publication number
- CN104930573A CN104930573A CN201510391524.2A CN201510391524A CN104930573A CN 104930573 A CN104930573 A CN 104930573A CN 201510391524 A CN201510391524 A CN 201510391524A CN 104930573 A CN104930573 A CN 104930573A
- Authority
- CN
- China
- Prior art keywords
- casing
- acoustical panel
- spiral case
- mica layer
- air port
- 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.)
- Granted
Links
- 239000010445 mica Substances 0.000 claims description 33
- 229910052618 mica group Inorganic materials 0.000 claims description 33
- 239000006096 absorbing agent Substances 0.000 claims description 14
- 239000006233 lamp black Substances 0.000 claims description 14
- 238000010438 heat treatment Methods 0.000 claims description 13
- 239000011248 coating agent Substances 0.000 claims description 10
- 238000000576 coating method Methods 0.000 claims description 10
- 238000005485 electric heating Methods 0.000 claims description 8
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 6
- 230000008676 import Effects 0.000 claims description 4
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- 239000004411 aluminium Substances 0.000 claims description 3
- 239000012528 membrane Substances 0.000 claims description 3
- 238000007747 plating Methods 0.000 claims description 3
- 239000011701 zinc Substances 0.000 claims description 3
- 229910052725 zinc Inorganic materials 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
Classifications
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Fluid-Damping Devices (AREA)
Abstract
The invention relates to a range hood with the size of an air opening capable of being adjusted. The range hood comprises a machine shell and a volute, the volute is arranged in the machine shell, an inlet is formed in the lower end of the machine shell, and an outlet is formed in the upper end of the machine shell. A motor and an impeller are arranged in the volute, an air inlet is formed in the side end of the volute, an air outlet is formed in the upper end of the volute, the air outlet is communicated with the outlet of the machine shell, and a noise reduction plate is arranged on the inner wall, opposite to the air inlet of the volute, of the machine shell. The volute is obliquely arranged in the machine shell, the noise reduction plate is arranged on the inner wall of the machine shell, and the acute-angled air opening is formed between one side of the air inlet of the volute and the noise reduction plate and formed downwards. The lower end of the noise reduction plate is rotatably connected with the inner wall of the machine shell, and the upper end of the noise reduction plate is in elastic fit with the inner wall of the machine shell. Through elastic fit of the upper end of the noise reduction plate and the inner wall of the machine shell, the noise reduction plate can rotate clockwise along with increase of wind power of the range hood, then the air opening is enlarged to increase the air inlet amount, and turbulence noise of the inlet of the volute is avoided.
Description
Technical field
The present invention relates to the adjustable lampblack absorber of a kind of air port size.
Background technology
In existing centrifugal blower, the air inlet of spiral case goes out to arrange acoustical panel, and and form air port between acoustical panel, traditional air port size cannot realize regulating, if lampblack absorber is selected the most high-grade, there is turbulence noise in the import department of spiral case.
Summary of the invention
The technical problem to be solved in the present invention is: overcome the deficiencies in the prior art, provides a kind of air port size adjustable lampblack absorber.
The technical solution adopted for the present invention to solve the technical problems is: the adjustable lampblack absorber of a kind of air port size, comprise casing and spiral case, described spiral case is arranged in casing, described casing lower end is provided with import, and described casing upper end is provided with outlet, is provided with motor and impeller in described spiral case, the side of described spiral case is provided with air inlet, described spiral case upper end is provided with air outlet, and described air outlet communicates with the outlet of casing, and the casing inner wall that described spiral case air inlet is relative is provided with acoustical panel; Described spiral case is obliquely installed in casing, and described acoustical panel is arranged on casing inner wall, the acutangulate air port of shape between described spiral case air inlet side and acoustical panel, and described air port is arranged down;
Lower end and the casing inner wall of described acoustical panel are rotationally connected, and the upper end of described acoustical panel and casing inner wall form resilient engagement.
Further, the spring engagement portions between described acoustical panel upper end and casing inner wall is:
The upper end of described acoustical panel connects piston rod, described casing inner wall arranges inflator, described piston rod inserts inflator, and the piston rod end in inflator arranges baffle plate, be provided with Compress Spring between bottom described baffle plate and inflator, the opening part of described inflator is provided with the in-flanges shifted out for anti-baffle plate.
Further, the back side of described acoustical panel is also provided with electric heating film.
Further, described electric heating film is mica electrical heating membrane, comprise heating layer, the first mica layer and the second mica layer, the first described mica layer and the second mica layer are separately positioned on the both sides of heating layer, described first mica layer is connected with the back side of acoustical panel, the side of described second mica layer is provided with reflectance coating, and the arranged outside of described reflectance coating has the 3rd mica layer.
Further, described heating layer compacting to be bonded between the first mica layer and the second mica layer and to form overall structure.
Further, described reflectance coating is aluminium flake or aluminium plating zinc plate.
The invention has the beneficial effects as follows: rely on the resilient engagement between acoustical panel upper end and casing inner wall, along with the increase of lampblack absorber wind-force, acoustical panel can rotate clockwise, and then expand air port increase intake, avoid the turbulence noise at spiral case inlet place.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the present invention is further described.
Fig. 1 is the schematic diagram of lampblack absorber of the present invention;
Fig. 2 is the schematic diagram of electric heating film;
Fig. 3 coordinates figure between piston rod with inflator;
Wherein, 1, casing, 2, spiral case, 3, electric heating film, 4, acoustical panel, 31, heating layer, the 32, first mica layer, the 33, second mica layer, 34, reflectance coating, the 35, the 3rd mica layer, 5, piston rod, 6, inflator, 7, baffle plate, 8, Compress Spring.
Detailed description of the invention
The present invention is further illustrated by reference to the accompanying drawings now.The schematic diagram that these accompanying drawings are simplification only illustrates basic structure of the present invention in a schematic way, and therefore it only shows the formation relevant with the present invention.
As shown in Figure 1 to Figure 3, the adjustable lampblack absorber of a kind of air port size, comprise casing 1 and spiral case 2, spiral case 2 is arranged in casing 1, and casing 1 lower end is provided with import, casing 1 upper end is provided with outlet, be provided with motor and impeller in spiral case 2, the side of spiral case 2 is provided with air inlet, and spiral case 2 upper end is provided with air outlet, air outlet communicates with the outlet of casing 1, and casing 1 inwall that spiral case 2 air inlet is relative is provided with acoustical panel 4; Spiral case 2 is obliquely installed in casing 1, and acoustical panel 4 is arranged on casing 1 inwall, the acutangulate air port of shape between spiral case 2 air inlet side and acoustical panel 4, and air port is arranged down;
Lower end and casing 1 inwall of acoustical panel 4 are rotationally connected, and upper end and casing 1 inwall of acoustical panel 4 form resilient engagement.
Spring engagement portions between acoustical panel 4 upper end with casing 1 inwall is: the upper end of acoustical panel 4 is connected piston rod 5, described casing 1 inwall arranges inflator 6, piston rod 5 inserts inflator 6, and piston rod 5 termination in inflator 6 arranges baffle plate 7, be provided with Compress Spring 8 between bottom baffle plate 7 and inflator 6, the opening part of inflator 6 is provided with the in-flanges shifted out for anti-baffle plate 7.
The back side of acoustical panel 4 is also provided with electric heating film 3.Electric heating film 3 is mica electrical heating membrane 3, comprise heating layer 31, first mica layer 32 and the second mica layer 33, first mica layer 32 and the second mica layer 33 are separately positioned on the both sides of heating layer 31, first mica layer 32 is connected with the back side of acoustical panel 4, the side of described second mica layer 33 is provided with reflectance coating 34, and the arranged outside of reflectance coating 34 has the 3rd mica layer 35.
Heating layer 31 compacting to be bonded between the first mica layer 32 and the second mica layer 33 and to form overall structure.Reflectance coating 34 is aluminium flake or aluminium plating zinc plate.
With above-mentioned according to desirable embodiment of the present invention for enlightenment, by above-mentioned description, relevant staff in the scope not departing from this invention technological thought, can carry out various change and amendment completely.The technical scope of this invention is not limited to the content on description, must determine its technical scope according to right.
Claims (6)
1. the adjustable lampblack absorber of air port size, it is characterized in that, comprise casing (1) and spiral case (2), described spiral case (2) is arranged in casing (1), described casing (1) lower end is provided with import, described casing (1) upper end is provided with outlet, described spiral case is provided with motor and impeller in (2), the side of described spiral case (2) is provided with air inlet, described spiral case (2) upper end is provided with air outlet, described air outlet communicates with the outlet of casing (1), casing (1) inwall that described spiral case (2) air inlet is relative is provided with acoustical panel (4), described spiral case (2) is obliquely installed in casing (1), described acoustical panel (4) is arranged on casing (1) inwall, the acutangulate air port of shape between described spiral case (2) air inlet side and acoustical panel (4), described air port is arranged down,
Lower end and casing (1) inwall of described acoustical panel (4) are rotationally connected, and upper end and casing (1) inwall of described acoustical panel (4) form resilient engagement.
2. the adjustable lampblack absorber of air port according to claim 1 size, is characterized in that, the spring engagement portions between described acoustical panel (4) upper end and casing (1) inwall is:
The upper end of described acoustical panel (4) connects piston rod (5), described casing (1) inwall arranges inflator (6), described piston rod (5) inserts inflator (6), and piston rod (5) termination in inflator (6) arranges baffle plate (7), be provided with Compress Spring (8) between described baffle plate (7) and inflator (6) bottom, the opening part of described inflator (6) is provided with the in-flanges shifted out for anti-baffle plate (7).
3. the adjustable lampblack absorber of air port according to claim 1 size, is characterized in that, the back side of described acoustical panel (4) is also provided with electric heating film (3).
4. the adjustable lampblack absorber of air port according to claim 3 size, it is characterized in that, described electric heating film (3) is mica electrical heating membrane (3), comprise heating layer (31), first mica layer (32) and the second mica layer (33), described the first mica layer (32) and the second mica layer (33) are separately positioned on the both sides of heating layer (31), described first mica layer (32) is connected with the back side of acoustical panel (4), the side of described second mica layer (33) is provided with reflectance coating (34), the arranged outside of described reflectance coating (34) has the 3rd mica layer (35).
5. the adjustable lampblack absorber of air port according to claim 4 size, is characterized in that, described heating layer (31) compacting to be bonded between the first mica layer (32) and the second mica layer (33) and to form overall structure.
6. the adjustable lampblack absorber of air port according to claim 4 size, is characterized in that, described reflectance coating (34) is aluminium flake or aluminium plating zinc plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510391524.2A CN104930573B (en) | 2015-07-06 | 2015-07-06 | Air port size can adjust lampblack absorber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510391524.2A CN104930573B (en) | 2015-07-06 | 2015-07-06 | Air port size can adjust lampblack absorber |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104930573A true CN104930573A (en) | 2015-09-23 |
| CN104930573B CN104930573B (en) | 2017-07-28 |
Family
ID=54117855
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510391524.2A Active CN104930573B (en) | 2015-07-06 | 2015-07-06 | Air port size can adjust lampblack absorber |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104930573B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105674365A (en) * | 2016-03-08 | 2016-06-15 | 广东美的厨房电器制造有限公司 | Extractor hood |
| CN111174260A (en) * | 2020-02-27 | 2020-05-19 | 宁波方太厨具有限公司 | Fume exhaust fan |
| CN112856517A (en) * | 2021-01-12 | 2021-05-28 | 宁波方太厨具有限公司 | Fan system and range hood applying same |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202452550U (en) * | 2011-12-19 | 2012-09-26 | 海尔集团公司 | Range hood |
| CN103471154A (en) * | 2013-09-23 | 2013-12-25 | 上海林内有限公司 | Double-turnover-plate range hood driven by electric push rod |
| WO2013156922A9 (en) * | 2012-04-17 | 2013-12-27 | Indesit Company S.P.A. | Hood and method of operation thereof |
| CN204201983U (en) * | 2014-10-13 | 2015-03-11 | 宁波方太厨具有限公司 | A kind of top-sucking kitchen ventilator |
| CN104456675A (en) * | 2014-11-22 | 2015-03-25 | 浙江苏泊尔家电制造有限公司 | Double-air-inlet range hood and control method thereof |
-
2015
- 2015-07-06 CN CN201510391524.2A patent/CN104930573B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202452550U (en) * | 2011-12-19 | 2012-09-26 | 海尔集团公司 | Range hood |
| WO2013156922A9 (en) * | 2012-04-17 | 2013-12-27 | Indesit Company S.P.A. | Hood and method of operation thereof |
| CN103471154A (en) * | 2013-09-23 | 2013-12-25 | 上海林内有限公司 | Double-turnover-plate range hood driven by electric push rod |
| CN204201983U (en) * | 2014-10-13 | 2015-03-11 | 宁波方太厨具有限公司 | A kind of top-sucking kitchen ventilator |
| CN104456675A (en) * | 2014-11-22 | 2015-03-25 | 浙江苏泊尔家电制造有限公司 | Double-air-inlet range hood and control method thereof |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105674365A (en) * | 2016-03-08 | 2016-06-15 | 广东美的厨房电器制造有限公司 | Extractor hood |
| CN105674365B (en) * | 2016-03-08 | 2018-11-30 | 广东美的厨房电器制造有限公司 | Range hood |
| CN111174260A (en) * | 2020-02-27 | 2020-05-19 | 宁波方太厨具有限公司 | Fume exhaust fan |
| CN111174260B (en) * | 2020-02-27 | 2022-02-08 | 宁波方太厨具有限公司 | Fume exhaust fan |
| CN112856517A (en) * | 2021-01-12 | 2021-05-28 | 宁波方太厨具有限公司 | Fan system and range hood applying same |
| CN112856517B (en) * | 2021-01-12 | 2022-10-21 | 宁波方太厨具有限公司 | Fan system and range hood applying same |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104930573B (en) | 2017-07-28 |
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Legal Events
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information |
Inventor after: Yang Xingbo Inventor before: The inventor has waived the right to be mentioned |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20170630 Address after: 750000, the Ningxia Hui Autonomous Region, Yinchuan, Xingqing District, Xinhua East Street, Lishui homes, No. 42 business building, room 7 Applicant after: The Ningxia abundant mechanical Science and Technology Ltd. of letter Address before: 215000 Wuzhong District, Jiangsu, South East Ring Road, No. 659, No. Applicant before: Suzhou Si Luolai automation equipment Co., Ltd |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20181108 Address after: 313009 286, Shuikou Town, Shuikou village, Nanxun Town, Huzhou City, Zhejiang Patentee after: Zhejiang Hanguang Environmental Protection Technology Co., Ltd. Address before: 750000 the Ningxia Hui Autonomous Region Yinchuan Xingqing District Xinhua East Street Lishui home 42 commercial and residential building 7 Patentee before: The Ningxia abundant mechanical Science and Technology Ltd. of letter |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20211021 Address after: 402760 No.92 Donglin Avenue, Biquan street, Bishan District, Chongqing Patentee after: Chongqing high tech Industry Research Institute Co., Ltd Address before: 313009 286, Shuikou Town, Shuikou village, Nanxun Town, Huzhou City, Zhejiang Patentee before: ZHEJIANG HANGUANG ENVIRONMENTAL PROTECTION TECHNOLOGY Co.,Ltd. |
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| TR01 | Transfer of patent right |
Effective date of registration: 20211222 Address after: 402760 No. 14 Yinshan Road, Biquan Street, Bishan District, Chongqing Patentee after: CHONGQING QUNRONG ELECTRONIC TECHNOLOGY Co.,Ltd. Address before: 402760 No.92 Donglin Avenue, Biquan street, Bishan District, Chongqing Patentee before: Chongqing high tech Industry Research Institute Co., Ltd |
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| TR01 | Transfer of patent right |