CN112728773A - Fan subassembly and water heater - Google Patents
Fan subassembly and water heater Download PDFInfo
- Publication number
- CN112728773A CN112728773A CN202011633753.8A CN202011633753A CN112728773A CN 112728773 A CN112728773 A CN 112728773A CN 202011633753 A CN202011633753 A CN 202011633753A CN 112728773 A CN112728773 A CN 112728773A
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- Prior art keywords
- ventilation
- assembly
- air
- mounting piece
- air inlet
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/20—Arrangement or mounting of control or safety devices
- F24H9/2007—Arrangement or mounting of control or safety devices for water heaters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
- F04D27/003—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids by throttling
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention discloses a fan assembly, which comprises: the mounting piece is provided with an air inlet; the ventilation assembly is arranged on the mounting piece and comprises a ventilation pipeline, a ventilation opening is formed in the ventilation pipeline, and the ventilation opening can be communicated with the air inlet; the ventilation assembly is movably connected to the mounting piece through the mounting piece, and when the ventilation assembly moves relative to the mounting piece, the communication range between the ventilation opening and the air inlet can be enlarged or reduced; the air outlet mechanism is connected with the ventilation pipeline and can drive airflow to move and flow out of the ventilation pipeline. The user can carry out the adjustment of air exhaust rate according to the behavior of water heater to make air exhaust rate can change according to firepower size, and then make air exhaust rate and firepower size maintain in suitable stable range, in order to ensure that the water heater can be stable, work reliably.
Description
Technical Field
The invention relates to the field of hot water equipment, in particular to a fan assembly and a water heater.
Background
As is well known, a fan is usually disposed in a gas water heater to exhaust waste gas and waste heat generated during the use of the gas water heater, so as to prevent the waste gas and the waste heat from affecting the normal operation of the gas water heater. In the using process of the gas water heater, the generated waste gas and waste heat can change along with the working strength of the water heater, so that the existing gas water heater can not be well matched with the external exhaust rate and the waste gas and waste heat generation rate of the water heater, and the problems of insufficient heat supply caused by too fast exhaust in small fire, incapability of timely exhausting the waste gas and waste heat in large fire and the like are not suspected.
Disclosure of Invention
The present invention is directed to solving at least one of the problems of the prior art. To this end, the present invention provides a fan assembly capable of adjusting the rate of exhaust.
The invention also provides a water heater with the fan assembly.
A fan assembly according to an embodiment of the first aspect of the invention comprises: the mounting piece is provided with an air inlet; the ventilation assembly is arranged on the mounting piece and comprises a ventilation pipeline, a ventilation opening is formed in the ventilation pipeline, and the ventilation opening can be communicated with the air inlet; the ventilation assembly is movably connected to the mounting piece through the connecting mechanism, and when the ventilation assembly moves relative to the mounting piece, the communication range between the ventilation opening and the air inlet can be enlarged or reduced; the air outlet mechanism is connected with the ventilation pipeline and can drive airflow to move and flow out of the ventilation pipeline.
According to the fan assembly provided by the embodiment of the invention, at least the following beneficial effects are achieved: the mutual connection of the air inlet, the ventilation opening, the ventilation pipeline and the air outlet mechanism can enable waste gas and waste heat generated by the gas water heater to flow out to the outside. When the ventilation assembly and the mounting piece move relatively through the connecting mechanism, the communication range between the ventilation opening and the air inlet can be driven to be enlarged or reduced, and therefore the air exhaust speed is adjusted. The user can carry out the adjustment of air exhaust rate according to the behavior of water heater to make air exhaust rate can change according to firepower size, and then make air exhaust rate and firepower size maintain in suitable stable range, in order to ensure that the water heater can be stable, work reliably.
According to some embodiments of the invention, the ventilation assembly comprises a telescopic tube, a connecting shell is arranged on the telescopic tube, and the connecting shell is movably mounted on the mounting piece through the connecting mechanism; the ventilation opening is positioned on the connecting shell and communicated to the inside of the connecting shell, the telescopic pipe is connected with the air outlet mechanism, and the ventilation pipeline is positioned in the telescopic pipe.
According to some embodiments of the invention, the connecting mechanism comprises a sliding groove and a sliding block which are mutually matched, one of the sliding groove and the sliding block is arranged on the mounting part, and the other is arranged on the connecting shell.
According to some embodiments of the invention, the connection housing is provided with an extension, the slider is provided on the extension, and a positioning assembly is provided between the extension and the mounting member.
According to some embodiments of the invention, the positioning assembly comprises a snap and a catch capable of mating with a snap, one of the snap and the catch being provided on the extension and the other on the mounting.
According to some embodiments of the invention, the extension part is provided with a torsion spring, and the buckle is movably connected to the extension part through the torsion spring.
According to some embodiments of the invention, the telescopic tube is provided with a sealing structure, and the telescopic tube can seal the air inlet through the sealing structure.
According to some embodiments of the invention, the air-tight structure comprises a wind deflector arranged on the ventilation opening, the wind deflector can cover the air inlet, and a plurality of openings are arranged on the wind deflector.
According to some embodiments of the present invention, the air outlet mechanism includes a turbine casing, the ventilation duct is connected to the turbine casing, the ventilation opening is disposed on the turbine casing, and the turbine casing is connected to a fan.
A water heater according to an embodiment of the second aspect of the invention includes a fan assembly according to the above-described embodiment of the first aspect of the invention.
The water heater provided by the embodiment of the invention at least has the following beneficial effects: the mutual connection of the air inlet, the ventilation opening, the ventilation pipeline and the air outlet mechanism can enable waste gas and waste heat generated by the gas water heater to flow out to the outside. When the ventilation assembly and the mounting piece move relatively through the connecting mechanism, the communication range between the ventilation opening and the air inlet can be driven to be enlarged or reduced, and therefore the air exhaust speed is adjusted. The user can carry out the adjustment of air exhaust rate according to the behavior of water heater to make air exhaust rate can change according to firepower size, and then make air exhaust rate and firepower size maintain in suitable stable range, in order to ensure that the water heater can be stable, work reliably.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 is a schematic view of a fan assembly according to an embodiment of the present invention;
FIG. 2 is a schematic illustration of the blower assembly shown in FIG. 1 after movement;
FIG. 3 is an exploded schematic view of the fan assembly shown in FIG. 1;
FIG. 4 is a schematic view of a connection housing of the blower assembly shown in FIG. 1;
FIG. 5 is a schematic view of a mount of the blower assembly shown in FIG. 1.
Reference numerals: 100 is turbine fan shell, 150 is the air outlet, 200 is the fan, 300 is the installed part, 340 is the draw-in groove, 350 is the spout, 370 is the air intake, 400 is flexible pipe, 500 is the connecting shell, 510 is the air pipe, 520 is the vent, 521 is the deep bead, 522 is the opening, 530 is the extension, 533 is the slider, 537 is the buckle.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as the upper, lower, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, the meaning of a plurality of means is one or more, the meaning of a plurality of means is two or more, and larger, smaller, larger, etc. are understood as excluding the number, and larger, smaller, inner, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, unless otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.
Referring to fig. 1, a fan assembly includes: the mounting piece 300, the mounting piece 300 is provided with an air inlet 370; the ventilation assembly is arranged on the mounting piece 300 and comprises a ventilation pipeline 510, a ventilation opening 520 is arranged on the ventilation pipeline 510, and the ventilation opening 520 can be communicated with the air inlet 370; the ventilation assembly is movably connected to the mounting member 300 through the connecting mechanism, and when the ventilation assembly moves relative to the mounting member 300, the communication range between the ventilation opening 520 and the air inlet 370 can be enlarged or reduced; the air outlet mechanism is connected with the ventilation pipeline 510, and the air outlet mechanism can drive the airflow to move and flow out of the ventilation pipeline 510. The air inlet 370, the ventilation opening 520, the ventilation duct 510 and the air outlet mechanism are connected with each other, so that waste gas and waste heat generated by the gas water heater can flow out to the outside. When the ventilation assembly and the installation member 300 move relatively through the connection mechanism, the communication range between the ventilation opening 520 and the air inlet 370 can be increased or decreased, so as to adjust the air exhaust rate. The user can carry out the adjustment of air exhaust rate according to the behavior of water heater to make air exhaust rate can change according to firepower size, and then make air exhaust rate and firepower size maintain in suitable stable range, in order to ensure that the water heater can be stable, work reliably.
In some embodiments, referring to fig. 2, the ventilation assembly comprises a telescopic tube 400, a connection housing 500 is provided on the telescopic tube 400, and the connection housing 500 is movably mounted on the mounting member 300 through a connection mechanism; the ventilation opening 520 is located on the connection housing 500 and connected to the inside of the connection housing 500, the extension tube 400 is connected to the air outlet mechanism, and the ventilation duct 510 is located inside the extension tube 400. The connecting shell 500 will drive the telescopic pipe 400 to extend and retract when moving, so as to ensure that the connecting shell 500 can still keep the connection of the air outlet mechanism and the stability of the ventilation channel when moving, and further avoid the problem that the ventilation channel is broken, fractured or damaged in the moving process of the connecting shell 500.
Specifically, the connection shell 500 is connected to a driving cylinder (not shown), and the driving cylinder can drive the connection shell 500 to slide close to or away from the air outlet mechanism. The driving cylinder is electrically connected with a controller, and a user can control the driving cylinder through a control end. Of course, the connecting shell 500 may also be driven by a manual or motor through a lead screw, and the specific setting mode may be adjusted accordingly according to actual needs, which is not limited herein.
In some embodiments, referring to fig. 3, the connecting mechanism includes a sliding slot 350 and a sliding block 533 that cooperate with each other, one of the sliding slot 350 and the sliding block 533 is disposed on the mounting member 300, and the other is disposed on the connecting shell 500. The cooperation of the sliding groove 350 and the sliding block 533 can not only guide the mutual movement between the mounting member 300 and the connection housing 500, so that the relative movement between the mounting member 300 and the connection housing 500 can stably increase or decrease the communication range between the ventilation opening 520 and the air inlet 370.
In some embodiments, referring to fig. 4, an extension 530 is disposed on the coupling housing 500, a slider 533 is disposed on the extension 530, and a positioning assembly is disposed between the extension 530 and the mounting member 300. The positioning assembly may provide several positioning points for the connection housing 500, so that the connection housing 500 can be fixed to the mounting member 300, and the communication range between the ventilation opening 520 and the air inlet 370 can be changed when being fixed, thereby achieving the problem of adjusting the air exhaust rate.
Specifically, the opposite sides of the connection housing 500 are provided with extension portions 530, and the two extension portions 530 are provided with sliders 533, respectively, and the two sliders 533 are opposite to each other. The mounting member 300 is provided with a sliding groove 350, and the two sliding blocks 533 are movably mounted in the sliding groove 350 in a one-to-one correspondence manner. Of course, the sliding block 533 may be disposed on the mounting member 300, and the sliding groove 350 may be disposed on the extending portion 530, and the specific disposition may be adjusted accordingly according to actual needs, and is not limited herein.
In some embodiments, referring to fig. 3 and 5, the positioning assembly includes a catch 537 and a catch 340 that are capable of mating with a snap fit, one of the catch 537 and the catch 340 being disposed on the extension 530 and the other on the mount 300. The clamping fit between the buckle 537 and the clamping groove 340 not only can directly and effectively realize the relative fixation of the connecting shell 500, but also has the advantages of simple and quick buckling or unbuckling.
Specifically, the mounting member 300 is provided with a plurality of engaging grooves 340, and the extending portion 530 is provided with a locking catch 537. Of course, a plurality of clamping grooves 340 may be provided on the extending portion 530, and a buckle 537 is provided on the mounting member 300, and the specific arrangement manner may be adjusted accordingly according to actual needs, which is not limited herein.
In some embodiments, referring to fig. 4, a torsion spring is disposed on the extension 530, and the catch 537 is movably coupled to the extension 530 via the torsion spring. The torsion spring can directly and effectively keep applying elastic force to the catch 537, so that the catch 537 is stably buckled in the catch groove 340. In addition, the torsion spring is connected with the buckle 537, so that the deformation of the buckle 537 during buckling or unbuckling can be reduced, and the service life of the buckle 537 is prolonged.
In some embodiments, referring to FIG. 4, the bellows 400 is provided with a sealing structure, and the bellows 400 can seal the air inlet 370 through the sealing structure. The sealing structure can make the air inlet 370 in a closed state when the air outlet 520 is not communicated with the air inlet 370, thereby preventing the air from being exhausted from the gap.
In some embodiments, referring to fig. 4, the sealing structure includes a wind deflector 521 disposed at the air vent 520, the wind deflector 521 is provided with a plurality of openings 522, and the number of the openings 522 communicating with the air inlet 370 can be changed when the connection housing 500 moves relative to the mounting member 300. After the number of the openings 522 communicating with the air inlet 370 is changed, the total area of ventilation will be increased or decreased, thereby directly and effectively achieving the effect of adjusting the air exhaust rate.
In some embodiments, referring to FIG. 4, the plurality of openings 522 gradually increase in a direction approaching the bellows 400. The progressively larger opening 522 enables several different areas to be set for the ventilation area as the coupling housing 500 is moved, thereby providing a plurality of different levels of ventilation efficiency, which in turn facilitates user selection and use.
In some embodiments, referring to fig. 1, the air outlet mechanism includes a turbine housing 100, a ventilation duct 510 connected to the turbine housing 100, a ventilation opening 520 disposed on the turbine housing 100, and a blower 200 connected to the turbine housing 100. The fan 200 can directly and effectively drive the air to flow through the turbine housing 100, so that the air flow is generated among the air inlet 370, the ventilation opening 520, the ventilation duct 510 and the air outlet 150, and the hot gas and the waste gas generated during the combustion of the gas are effectively led out to the outside.
The second aspect of the invention provides an embodiment of a water heater, which comprises the above fan assembly. The air inlet 370, the ventilation opening 520, the ventilation duct 510 and the air outlet mechanism are connected with each other, so that waste gas and waste heat generated by the gas water heater can flow out to the outside. When the ventilation assembly and the installation member 300 move relatively through the connection mechanism, the communication range between the ventilation opening 520 and the air inlet 370 can be increased or decreased, so as to adjust the air exhaust rate. The user can carry out the adjustment of air exhaust rate according to the behavior of water heater to make air exhaust rate can change according to firepower size, and then make air exhaust rate and firepower size maintain in suitable stable range, in order to ensure that the water heater can be stable, work reliably.
The technical features of the above embodiments can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the above embodiments are not described, but should be considered as the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention.
Claims (10)
1. A fan assembly, comprising:
the mounting piece (300), wherein an air inlet (370) is arranged on the mounting piece (300);
the ventilation assembly is arranged on the mounting piece (300) and comprises a ventilation pipeline (510), a ventilation opening (520) is arranged on the ventilation pipeline (510), and the ventilation opening (520) can be communicated with the air inlet (370);
the ventilation assembly is movably connected to the mounting piece (300) through the connecting mechanism, and when the ventilation assembly moves relative to the mounting piece (300), the communication range between the ventilation opening (520) and the air inlet (370) can be increased or reduced;
air-out mechanism, with air pipe (510) are connected, air-out mechanism can drive the air current motion and flow out outside air pipe (510).
2. The fan assembly of claim 1, wherein:
the ventilation assembly comprises a telescopic pipe (400), a connecting shell (500) is arranged on the telescopic pipe (400), and the connecting shell (500) is movably mounted on the mounting piece (300) through the connecting mechanism;
the ventilation opening (520) is located on the connecting shell (500) and communicated to the inside of the connecting shell (500), the telescopic pipe (400) is connected with the air outlet mechanism, and the ventilation pipeline (510) is located in the telescopic pipe (400).
3. The fan assembly of claim 2, wherein:
the connecting mechanism comprises a sliding groove (350) and a sliding block (533) which are matched with each other, one of the sliding groove (350) and the sliding block (533) is arranged on the mounting piece (300), and the other is arranged on the connecting shell (500).
4. The fan assembly of claim 3, wherein:
an extension part (530) is arranged on the connecting shell (500), the sliding block (533) is arranged on the extension part (530), and a positioning assembly is arranged between the extension part (530) and the mounting part (300).
5. The fan assembly of claim 4, wherein:
the positioning assembly comprises a buckle (537) and a clamping groove (340) which can be matched and clamped, wherein one of the buckle (537) and the clamping groove (340) is arranged on the extension part (530), and the other is arranged on the mounting part (300).
6. The fan assembly of claim 5, wherein:
the extension part (530) is provided with a torsion spring, and the buckle (537) is movably connected to the extension part (530) through the torsion spring.
7. The fan assembly of claim 2, wherein:
the telescopic pipe (400) is provided with a sealing structure, and the telescopic pipe (400) can seal the air inlet (370) through the sealing structure.
8. The fan assembly of claim 7, wherein:
the closed structure comprises a wind shield (521) arranged on the ventilation opening (520), the wind shield (521) can cover the air inlet (370), and a plurality of openings (522) are formed in the wind shield (520).
9. The fan assembly of claim 1, wherein:
air-out mechanism includes turbine fan shell (100), air pipe (510) with turbine fan shell (100) are connected, vent (520) set up in on turbine fan shell (100), turbine fan shell (100) are connected with fan (200).
10. A water heater including a fan assembly as claimed in any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011633753.8A CN112728773B (en) | 2020-12-31 | 2020-12-31 | Fan subassembly and water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011633753.8A CN112728773B (en) | 2020-12-31 | 2020-12-31 | Fan subassembly and water heater |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112728773A true CN112728773A (en) | 2021-04-30 |
| CN112728773B CN112728773B (en) | 2022-05-06 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011633753.8A Active CN112728773B (en) | 2020-12-31 | 2020-12-31 | Fan subassembly and water heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112728773B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113758018A (en) * | 2021-09-06 | 2021-12-07 | 广东超人节能厨卫电器有限公司 | Fan device and water heater |
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| CN2074837U (en) * | 1990-04-12 | 1991-04-10 | 上海曙光玩具厂 | Flow changeable toy blower |
| JP2000227098A (en) * | 1999-02-04 | 2000-08-15 | Matsushita Electric Ind Co Ltd | Motor-driven blower |
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| CN203783934U (en) * | 2014-01-24 | 2014-08-20 | 云浮市益康生环保科技有限公司 | Air volume adjusting mechanism |
| CN203939782U (en) * | 2014-06-25 | 2014-11-12 | 浙江钜联风能机械有限公司 | A kind of blower fan protective cover of capable of adjusting air inlet amount |
| CN204458530U (en) * | 2014-12-29 | 2015-07-08 | 宁波方太厨具有限公司 | The adjustable centrifugal blower of a kind of intake grill |
| CN207377866U (en) * | 2017-10-20 | 2018-05-18 | 广东万和新电气股份有限公司 | Gas heater and the adjustable wind turbine of intake |
| CN209083619U (en) * | 2018-09-21 | 2019-07-09 | 江苏双菊风机有限公司 | The centrifugal blower of adjusting air inlet one's intention as revealed in what one says amount |
| CN110410860A (en) * | 2018-04-28 | 2019-11-05 | 广东美的制冷设备有限公司 | Air conditioner |
| CN210106198U (en) * | 2019-06-24 | 2020-02-21 | 江苏环宇风机科技有限公司 | Filtering type centrifugal fan with adjustable air intake |
| CN211449130U (en) * | 2020-01-05 | 2020-09-08 | 卢荣亮 | Air intake adjustable fan |
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2020
- 2020-12-31 CN CN202011633753.8A patent/CN112728773B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2074837U (en) * | 1990-04-12 | 1991-04-10 | 上海曙光玩具厂 | Flow changeable toy blower |
| JP2000227098A (en) * | 1999-02-04 | 2000-08-15 | Matsushita Electric Ind Co Ltd | Motor-driven blower |
| CN201269217Y (en) * | 2008-10-14 | 2009-07-08 | 宁波方太厨具有限公司 | Air quantity-adjustable fan and water heater equipped with the same |
| CN203783934U (en) * | 2014-01-24 | 2014-08-20 | 云浮市益康生环保科技有限公司 | Air volume adjusting mechanism |
| CN203939782U (en) * | 2014-06-25 | 2014-11-12 | 浙江钜联风能机械有限公司 | A kind of blower fan protective cover of capable of adjusting air inlet amount |
| CN204458530U (en) * | 2014-12-29 | 2015-07-08 | 宁波方太厨具有限公司 | The adjustable centrifugal blower of a kind of intake grill |
| CN207377866U (en) * | 2017-10-20 | 2018-05-18 | 广东万和新电气股份有限公司 | Gas heater and the adjustable wind turbine of intake |
| CN110410860A (en) * | 2018-04-28 | 2019-11-05 | 广东美的制冷设备有限公司 | Air conditioner |
| CN209083619U (en) * | 2018-09-21 | 2019-07-09 | 江苏双菊风机有限公司 | The centrifugal blower of adjusting air inlet one's intention as revealed in what one says amount |
| CN210106198U (en) * | 2019-06-24 | 2020-02-21 | 江苏环宇风机科技有限公司 | Filtering type centrifugal fan with adjustable air intake |
| CN211449130U (en) * | 2020-01-05 | 2020-09-08 | 卢荣亮 | Air intake adjustable fan |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113758018A (en) * | 2021-09-06 | 2021-12-07 | 广东超人节能厨卫电器有限公司 | Fan device and water heater |
| CN113758018B (en) * | 2021-09-06 | 2022-10-28 | 广东超人节能厨卫电器有限公司 | Fan device and water heater |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112728773B (en) | 2022-05-06 |
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