CN112727809B - Fan guard assembly, fan assembly and device with fan assembly - Google Patents
Fan guard assembly, fan assembly and device with fan assembly Download PDFInfo
- Publication number
- CN112727809B CN112727809B CN202011645243.2A CN202011645243A CN112727809B CN 112727809 B CN112727809 B CN 112727809B CN 202011645243 A CN202011645243 A CN 202011645243A CN 112727809 B CN112727809 B CN 112727809B
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- Prior art keywords
- fan
- cover
- assembly
- air inlet
- guide plate
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- 230000005291 magnetic effect Effects 0.000 claims description 11
- 230000002035 prolonged effect Effects 0.000 abstract description 4
- 239000000428 dust Substances 0.000 description 4
- 238000001179 sorption measurement Methods 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 239000003302 ferromagnetic material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 241000883990 Flabellum Species 0.000 description 1
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/70—Suction grids; Strainers; Dust separation; Cleaning
- F04D29/701—Suction grids; Strainers; Dust separation; Cleaning especially adapted for elastic fluid pumps
- F04D29/703—Suction grids; Strainers; Dust separation; Cleaning especially adapted for elastic fluid pumps specially for fans, e.g. fan guards
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/60—Mounting; Assembling; Disassembling
- F04D29/64—Mounting; Assembling; Disassembling of axial pumps
- F04D29/644—Mounting; Assembling; Disassembling of axial pumps especially adapted for elastic fluid pumps
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention relates to the technical field of household electrical equipment, in particular to a fan cover component, a fan component and a device with the fan component, wherein the fan cover component comprises: the fan cover comprises a cover body, the cover body is suitable for covering the upper side of an air inlet portion of the fan, the fan cover is suitable for being movably arranged on the fan and is provided with a closing position for closing the air inlet portion and an opening position for communicating the air inlet portion with the outside. The fan cover can be arranged on the fan, when the fan does not work, the fan cover is moved to the closing position, the fan cover seals the air inlet part, and foreign matters can be prevented from entering the fan through the air inlet part, so that the service life of the fan can be prolonged, meanwhile, the inside of the fan is cleaner, and the user experience is improved; when the fan normally works, the fan cover is moved to the opening position, air can enter the fan through the air inlet part, and the fan cover does not influence the normal work of the fan.
Description
Technical Field
The invention relates to the technical field of household electrical equipment, in particular to a fan cover assembly, a fan assembly and a device with the fan assembly.
Background
At present, fans are needed to be used in a plurality of appliances, such as a rice cooker cooling fan, a high-power fan applied to a dust collector, and an axial flow fan applied to a cooling radiating fin. And present fan lacks safeguard measure, and foreign matters such as dust, fly and worm enter into the fan inside easily, cause the life of fan to reduce, and user experience feels relatively poor.
Disclosure of Invention
Therefore, the technical problem to be solved by the invention is to overcome the defect that foreign matters such as dust, flies and the like easily enter the inside of the fan in the prior art, so that the fan cover component, the fan component and the device with the fan component can prevent the foreign matters from entering the inside of the fan.
In order to solve the technical problem, the invention provides a fan guard assembly, which comprises:
the fan cover comprises a cover body, the cover body is suitable for covering the upper side of an air inlet portion of the fan, the fan cover is suitable for being movably arranged on the fan and is provided with a closing position for closing the air inlet portion and an opening position for communicating the air inlet portion with the outside.
Optionally, the fan guard assembly further comprises:
the supporting structure is suitable for being arranged on the fan and is an annular structure suitable for surrounding the air inlet part;
the fan guard is movably arranged on the supporting structure, when the fan guard is located at the closed position, the cover body covers the supporting structure, and when the fan guard is located at the open position, the cover body leaves the supporting structure.
Optionally, the fan cover is arranged on the supporting structure in a way of being lifted along the axial direction of the fan.
Optionally, a plurality of guide grooves are formed in the supporting structure, the fan guard further comprises a guide plate which is arranged at the edge of the cover body and extends downwards, and when the fan guard is located at the closed position, the guide plate is located in the guide grooves.
Optionally, a support portion is provided on a lower side of the guide groove, and the guide plate is supported on the support portion when the fan guard is in the closed position.
Optionally, the guide plate and the support portion are connected by a connection structure.
Optionally, the connection structure comprises a magnetic force adsorption component.
Optionally, the magnetic force adsorption assembly includes a first magnet disposed on the support portion, and a second magnet disposed at least at a lower end of the guide plate.
Optionally, the guide slot is provided on an outer wall of the support structure.
Optionally, the fan guard is rotatably disposed after the guide plate exits the guide slot such that the fan guard is supported on the upper end of the support structure when in the open position.
Optionally, the fan guard still includes establishing a plurality of spacing posts of the outer edge of lid, the last a plurality of spouts that are equipped with of bearing structure, the spout is followed bearing structure's circumferential direction extends, spacing post is established in the spout.
Optionally, the spout is logical groove, spacing post runs through the spout, just the lower extreme of spacing post is equipped with spacing knot, spacing knot supports bearing structure's lower extreme.
Optionally, a holding portion is disposed on the cover body, and the holding portion protrudes from the cover body.
The invention also provides a fan assembly which comprises a fan and the fan cover assembly arranged on the fan, wherein the fan is provided with the air inlet part.
The invention also provides a device with the fan assembly, which comprises the fan assembly.
The technical scheme of the invention has the following advantages:
1. the fan cover assembly provided by the invention can be mounted on a fan, when the fan does not work, the fan cover is moved to the closed position, the fan cover seals the air inlet part and can prevent foreign matters from entering the fan through the air inlet part, so that the service life of the fan can be prolonged, the inside of the fan is cleaner, and the user experience is improved; when the fan normally works, the fan cover is moved to the opening position, air can enter the fan through the air inlet part, and the fan cover does not influence the normal work of the fan.
2. The fan guard assembly further comprises a supporting structure, the supporting structure is suitable for being arranged on the fan, and the supporting structure is an annular structure suitable for surrounding the air inlet portion; the fan guard is movably arranged on the supporting structure, when the fan guard is located at the closed position, the cover body covers the supporting structure, and when the fan guard is located at the open position, the cover body leaves the supporting structure. Through setting up bearing structure, bearing structure and fan cover cooperation can seal the air inlet portion or open, can need not to change the structure of original fan, can be applicable to arbitrary fan among the prior art.
3. According to the fan guard assembly provided by the invention, the supporting structure is provided with the plurality of guide grooves, the fan guard further comprises the guide plate which is arranged at the edge of the cover body and extends downwards, and when the fan guard is located at the closed position, the guide plate is located in the guide grooves. The guide groove can guide the movement of the fan guard.
4. The fan cover assembly provided by the invention has the advantages that the connecting structure comprises the magnetic adsorption assembly, the guide plate is connected with the supporting part through the magnetic force, the connecting stability of the guide plate and the supporting part can be ensured, the guide plate and the supporting part can be conveniently separated from each other, when the fan cover needs to be moved to the closing position, the guide plate only needs to be moved to be supported on the supporting part, the guide plate is automatically connected with the supporting part, additional operation of a user is not needed, and the operation of the user is facilitated.
5. In the fan guard assembly provided by the invention, after the guide plate leaves the guide groove, the fan guard is rotatably arranged, so that the fan guard is supported at the upper end of the support structure when being positioned at the opening position. Simple structure, the operation of being convenient for, and fan guard need not to occupy extra space.
6. According to the fan guard assembly provided by the invention, the sliding groove is a through groove, the limiting column penetrates through the sliding groove, the lower end of the limiting column is provided with the limiting buckle, and the limiting buckle abuts against the lower end of the supporting structure. When the fan cover is located the open position, the guide piece supports in bearing structure's upper end, and limit buckle is detained at bearing structure's lower extreme, can ensure that the fan cover is stable to be located bearing structure.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a schematic structural view of a fan guard of a fan assembly provided in embodiment 2 of the present invention in a closed position;
FIG. 2 is a top view of the fan assembly shown in FIG. 1;
fig. 3 is a schematic structural view of a raised fan guard of the fan assembly provided in embodiment 2 of the present invention;
FIG. 4 is a partial schematic structural view of a fan guard of the fan assembly provided in embodiment 2 of the present invention in an open position;
FIG. 5 is a cross-sectional view of FIG. 4;
fig. 6 is a partially enlarged view of a portion a of fig. 5.
Description of reference numerals:
1-a fan; 11-an air inlet part; 2-a fan guard; 21-a cover body; 22-a guide plate; 23-a grip portion; 24-a limit post; 25-a second magnet; 26-a limit buckle; 3-a support structure; 31-a support; 32-a chute; 33-a guide groove; 34-first magnet.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In addition, the technical features involved in the different embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
Example 1
The present embodiment provides a fan guard assembly, which in one embodiment includes a fan guard 2.
The fan cover 2 comprises a cover body 21, the cover body 21 is suitable for covering the upper part of the air inlet part 11 of the fan 1, and the fan cover 2 is suitable for being movably arranged on the fan 1 and has a closed position for sealing the air inlet part 11 and an open position for communicating the air inlet part 11 with the outside.
The fan cover assembly provided by the embodiment can be mounted on the fan 1, when the fan 1 does not work, the fan cover 2 is moved to the closed position, the fan cover 2 seals the air inlet part 11, and foreign matters can be prevented from entering the fan 1 through the air inlet part 11, so that the service life of the fan 1 can be prolonged, meanwhile, the inside of the fan 1 is cleaner, and the user experience feeling is improved; when the fan 1 works normally, the fan cover 2 is moved to the opening position, air can enter the fan 1 through the air inlet part 11, and the fan cover 2 does not influence the normal work of the fan 1.
On the basis of the above embodiments, in a preferred embodiment, as shown in fig. 1 to 6, the fan guard assembly further comprises a support structure 3, the support structure 3 is adapted to be disposed on the fan 1, and the support structure 3 is an annular structure adapted to surround the air inlet portion 11; the fan guard 2 is movably arranged on the support structure 3, when the fan guard 2 is in the closed position, the cover body 21 covers the support structure 3, and when the fan guard 2 is in the open position, the cover body 21 is away from the support structure 3. In the present embodiment, by providing the support structure 3, the support structure 3 can close or open the air inlet portion 11 in cooperation with the fan guard 2, and the structure of the original fan 1 does not need to be changed, and the present invention can be applied to any fan in the related art. In an alternative embodiment, the fan guard assembly may comprise only the fan guard 2.
In addition to the above embodiments, in a preferred embodiment, the fan guard 2 is provided on the support structure 3 so as to be movable up and down in the axial direction of the fan 1. In the embodiment, the fan cover 2 is opened or closed in a lifting mode, so that the operation is convenient. In an alternative embodiment, the fan guard 2 may be opened or closed by rotation, or by movement in a direction perpendicular to the axis of the fan 1.
In addition to the above embodiments, in a preferred embodiment, as shown in fig. 1, 2 and 3, the support structure 3 is provided with a plurality of guide grooves 33, the fan cover 2 further includes a guide plate 22 provided at an edge of the cover body 21 and extending downward, and when the fan cover 2 is in the closed position, the guide plate 22 is located in the guide grooves 33. The guide groove 33 is provided to guide the movement of the fan guard 2.
In addition to the above embodiments, in a preferred embodiment, the support portion 31 is provided below the guide groove 33, and the guide plate 22 is supported by the support portion 31 when the fan cover 2 is in the closed position. It can be ensured that the fan guard 2 is stably positioned on the support structure 3 when the fan guard 2 is in the closed position. In an alternative embodiment, the support portion 31 may not be provided.
In addition to the above embodiments, in a preferred embodiment, the guide plate 22 and the support portion 31 are connected by a connection structure. It can be further ensured that when the fan guard 2 is in the closed position, the fan guard 2 is stably positioned on the support structure 3, avoiding the guide plate 22 from sliding out of the guide slot 33.
In a preferred embodiment, the attachment structure comprises a magnetic attraction assembly. In the embodiment, the guide plate 22 is connected with the supporting portion 31 through the magnetic force, so that the connection stability of the guide plate 22 and the supporting portion 31 can be ensured, the guide plate 22 and the supporting portion 31 can be separated from each other conveniently, when the fan cover 2 needs to be moved to the closed position, the guide plate 22 only needs to be moved to be supported on the supporting portion 31, the guide plate 22 is automatically connected with the supporting portion 31, additional operation of a user is not needed, and operation of the user is facilitated. In an alternative embodiment, the guide plate 22 and the support portion 31 may be connected by a snap-fit structure.
In one embodiment, the magnetic attraction assembly includes a first magnet 34 disposed on the support portion 31, and a second magnet 25 disposed at least at a lower end of the guide plate 22. In an alternative embodiment, the magnetic attraction assembly comprises a first magnet 34 provided on the support 31, a ferromagnetic material provided at least at the lower end of the guide plate 22. In another alternative embodiment, the magnetic attraction assembly comprises a ferromagnetic material provided on the support 31, the second magnet 25 being provided at least at the lower end of the guide plate 22.
In addition to the above embodiments, in a preferred embodiment, the guide groove 33 is provided on the outer wall of the support structure 3. In this embodiment, the processing of the support structure 3 is facilitated. In an alternative embodiment, the guide groove 33 may be provided on the inner wall of the support structure 3.
In addition to the above embodiments, in a preferred embodiment, the fan guard 2 is rotatably disposed after the guide plate 22 is separated from the guide groove 33 so that the fan guard 2 is supported at the upper end of the support structure 3 when in the open position. Simple structure, the operation of being convenient for, and fan guard 2 need not to occupy extra space. In other alternative embodiments, the fan guard 2 may be removed from the support structure 3 when it is desired to open the fan guard 2.
On the basis of the above embodiments, in a preferred embodiment, as shown in fig. 4 and 5, the fan guard 2 further includes a plurality of limiting posts 24 disposed at the outer edge of the cover 21, the supporting structure 3 is provided with a plurality of sliding grooves 32, the sliding grooves 32 extend along the circumferential direction of the supporting structure 3, and the limiting posts 24 are disposed in the sliding grooves 32. Spacing post 24 and spout 32 mutually support and can lead the rotation of fan guard 2, avoid fan guard 2 to break away from bearing structure 3 simultaneously.
On the basis of the above embodiments, in a preferred embodiment, as shown in fig. 5 and 6, the sliding groove 32 is a through groove, the position-limiting column 24 penetrates through the sliding groove 32, the lower end of the position-limiting column 24 is provided with a position-limiting buckle 26, and the position-limiting buckle 26 abuts against the lower end of the supporting structure 3. In this embodiment, when the fan guard 2 is in the open position, the guide tab is supported at the upper end of the support structure 3 and the stop catch 26 is fastened to the lower end of the support structure 3 to ensure that the fan guard 2 is stably positioned on the support structure 3.
In addition to the above embodiments, in a preferred embodiment, the cover body 21 is provided with a grip portion 23, and the grip portion 23 protrudes from the cover body 21. Specifically, the grip 23 has a knob shape, and a user can move the fan cover 2 by pulling the grip 23 or rotate the fan cover 2.
The fan guard assembly that this embodiment provided, when fan 1 opened the time of need air inlet, the control portion of gripping 23 broke off the suction axial of first magnet 34 and second magnet 25 and taken out, and deflector 22 upwards moves to extreme position along guide way 33 this moment, and spacing buckle 26 supports the lower extreme at bearing structure 3 this moment, and later rotatory lid 21 certain angle makes deflector 22 support in bearing structure 3's upper end, and fan guard 2 opens this moment, the normal air inlet.
Example 2
The embodiment provides a fan assembly, including fan 1, set up on fan 1 as the fan cover subassembly that embodiment provided above provided, fan 1 has air inlet portion 11, fan 1 flabellum, and air inlet portion 11 specifically is the air inlet fence.
According to the fan assembly provided by the embodiment, by arranging the fan cover 2, when the fan 1 does not work, the fan cover 2 is moved to the closed position, the fan cover 2 seals the air inlet part 11, and foreign matters can be prevented from entering the fan 1 through the air inlet part 11, so that the service life of the fan 1 can be prolonged, meanwhile, the inside of the fan 1 is cleaner, and the user experience is improved; when the fan 1 works normally, the fan cover 2 is moved to the opening position, air can enter the fan 1 through the air inlet part 11, and the fan cover 2 does not influence the normal work of the fan 1.
Example 3
The present embodiment provides an apparatus having a fan assembly, including the fan assembly provided in embodiment 2. The device with the fan assembly can be an electric cooker, a dust collector and the like.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the invention.
Claims (9)
1. A fan guard assembly, comprising:
the fan cover (2) comprises a cover body (21), the cover body (21) is suitable for covering the upper side of an air inlet part (11) of the fan (1), the fan cover (2) is suitable for being movably arranged on the fan (1) and has a closing position for closing the air inlet part (11) and an opening position for communicating the air inlet part (11) with the outside;
the supporting structure (3) is suitable for being arranged on the fan (1), and the supporting structure (3) is an annular structure suitable for surrounding the air inlet part (11);
the fan cover (2) is arranged on the supporting structure (3) in a lifting manner along the axial direction of the fan (1), when the fan cover (2) is located at the closed position, the cover body (21) is arranged on the supporting structure (3) in a covering manner, and when the fan cover (2) is located at the open position, the cover body (21) is separated from the supporting structure (3);
the supporting structure (3) is provided with a plurality of guide grooves (33), the fan cover (2) further comprises a guide plate (22) which is arranged at the edge of the cover body (21) and extends downwards, when the fan cover (2) is located at the closed position, the guide plate (22) is located in the guide grooves (33), and after the guide plate (22) leaves the guide grooves (33), the fan cover (2) is rotatably arranged so that when the fan cover (2) is located at the open position, the fan cover is supported at the upper end of the supporting structure (3);
fan guard (2) still are including establishing a plurality of spacing posts (24) of the outer edge of lid (21), be equipped with a plurality of spouts (32) on bearing structure (3), spout (32) are followed the circumferential direction of bearing structure (3) extends, establish spacing post (24) in spout (32), spout (32) are logical groove, spacing post (24) run through spout (32), just the lower extreme of spacing post (24) is equipped with spacing knot (26), fan guard (2) are located when opening the position, spacing knot (26) support the lower extreme of bearing structure (3).
2. The fan guard assembly of claim 1, wherein the guide slot (33) is provided with a support (31) on an underside thereof, the guide plate (22) being supported on the support (31) when the fan guard (2) is in the closed position.
3. The fan guard assembly of claim 2 wherein the guide plate (22) is connected to the support portion (31) by a connecting structure.
4. The fan guard assembly of claim 3, wherein the connection structure comprises a magnetic attraction assembly.
5. The fan guard assembly of claim 4, wherein the magnetic attraction assembly comprises a first magnet (34) provided on the support portion (31), and a second magnet (25) provided at least at a lower end of the guide plate (22).
6. The fan guard assembly of claim 1, wherein the guide slot (33) is provided on an outer wall of the support structure (3).
7. The fan guard assembly of any of claims 1-6, wherein the cover (21) has a grip (23) thereon, the grip (23) protruding from the cover (21).
8. A fan assembly, characterized by comprising a fan (1), the fan guard assembly of any of claims 1-7 being arranged on the fan (1), the fan (1) having the air inlet portion (11).
9. An apparatus having a fan assembly comprising the fan assembly of claim 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011645243.2A CN112727809B (en) | 2020-12-31 | 2020-12-31 | Fan guard assembly, fan assembly and device with fan assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011645243.2A CN112727809B (en) | 2020-12-31 | 2020-12-31 | Fan guard assembly, fan assembly and device with fan assembly |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112727809A CN112727809A (en) | 2021-04-30 |
| CN112727809B true CN112727809B (en) | 2021-11-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011645243.2A Active CN112727809B (en) | 2020-12-31 | 2020-12-31 | Fan guard assembly, fan assembly and device with fan assembly |
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| Country | Link |
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| CN (1) | CN112727809B (en) |
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| CN202811534U (en) * | 2012-08-27 | 2013-03-20 | 海尔集团公司 | Circulating fan structure and refrigerator with the same |
| JP5289519B2 (en) * | 2011-08-05 | 2013-09-11 | 三菱電機株式会社 | Embedded ceiling air conditioner |
| KR101469632B1 (en) * | 2013-09-27 | 2014-12-05 | 린나이코리아 주식회사 | Ventury pan structure |
| CN105042685A (en) * | 2015-06-10 | 2015-11-11 | 广东美的制冷设备有限公司 | Air conditioner |
| CN205872798U (en) * | 2016-06-08 | 2017-01-11 | 深圳麦开网络技术有限公司 | Formula seal cover structure is inhaled to magnetism |
| CN210949173U (en) * | 2019-11-28 | 2020-07-07 | 浙江挺宇瑞莱博泵业有限公司 | Large-scale centrifugal pump with good protection performance |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101624743B1 (en) * | 2009-01-09 | 2016-05-26 | 엘지전자 주식회사 | Indoor unit of air conditioner |
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2020
- 2020-12-31 CN CN202011645243.2A patent/CN112727809B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5289519B2 (en) * | 2011-08-05 | 2013-09-11 | 三菱電機株式会社 | Embedded ceiling air conditioner |
| CN202811534U (en) * | 2012-08-27 | 2013-03-20 | 海尔集团公司 | Circulating fan structure and refrigerator with the same |
| KR101469632B1 (en) * | 2013-09-27 | 2014-12-05 | 린나이코리아 주식회사 | Ventury pan structure |
| CN105042685A (en) * | 2015-06-10 | 2015-11-11 | 广东美的制冷设备有限公司 | Air conditioner |
| CN205872798U (en) * | 2016-06-08 | 2017-01-11 | 深圳麦开网络技术有限公司 | Formula seal cover structure is inhaled to magnetism |
| CN210949173U (en) * | 2019-11-28 | 2020-07-07 | 浙江挺宇瑞莱博泵业有限公司 | Large-scale centrifugal pump with good protection performance |
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| Publication number | Publication date |
|---|---|
| CN112727809A (en) | 2021-04-30 |
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