CN107725440B - Fan with fan body - Google Patents

Fan with fan body Download PDF

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Publication number
CN107725440B
CN107725440B CN201711116629.2A CN201711116629A CN107725440B CN 107725440 B CN107725440 B CN 107725440B CN 201711116629 A CN201711116629 A CN 201711116629A CN 107725440 B CN107725440 B CN 107725440B
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CN
China
Prior art keywords
fan
air
assembly
cover body
connecting rod
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Active
Application number
CN201711116629.2A
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Chinese (zh)
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CN107725440A (en
Inventor
曾庆河
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Midea Group Co Ltd
GD Midea Environment Appliances Manufacturing Co Ltd
Original Assignee
Midea Group Co Ltd
GD Midea Environment Appliances Manufacturing Co Ltd
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Priority to CN201711116629.2A priority Critical patent/CN107725440B/en
Publication of CN107725440A publication Critical patent/CN107725440A/en
Application granted granted Critical
Publication of CN107725440B publication Critical patent/CN107725440B/en
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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D25/00Pumping installations or systems
    • F04D25/02Units comprising pumps and their driving means
    • F04D25/08Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D27/00Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
    • F04D27/004Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids by varying driving speed
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00Details, component parts, or accessories
    • F04D29/70Suction grids; Strainers; Dust separation; Cleaning
    • F04D29/701Suction grids; Strainers; Dust separation; Cleaning especially adapted for elastic fluid pumps
    • F04D29/703Suction grids; Strainers; Dust separation; Cleaning especially adapted for elastic fluid pumps specially for fans, e.g. fan guards

Abstract

The application proposes a fan comprising: a base assembly; the fan assembly is rotatably arranged on the base assembly; the cover body is detachably arranged on the fan assembly and forms an installation cavity with the fan assembly; the purification device is detachably arranged in the installation cavity. The fan provided by the application has the advantages that the fan component is rotatably arranged on the base component, so that multi-angle air supply is realized, the cover body is detachably arranged on the fan component, the fan component and the fan component are jointly formed into the installation cavity, the detachable purification device is arranged in the installation cavity, the functions of the traditional fan and the air purifier are combined into one, the air is purified in the air blowing process, the purification device and the cover body are detachably connected, the cleaning or the replacement is convenient, the effectiveness and the cleaning degree of the purification device are ensured, and the purification effect of the air is ensured.

Description

Fan with fan body
Technical Field
The application relates to the field of household appliances, in particular to a fan.
Background
At present, many families have an air purifier and a fan in a living room, wherein the air purifier is generally used only in winter with serious air pollution, the air purifier is cumbersome to swing in the living room continuously in summer and autumn, and the fan used in summer has to be taken up in winter, so that the usable area of the living room is too small and disordered.
In the related art, products combining the air purifier and the fan exist in the market, but the products are subject to the bottleneck of jet technology, and the high-rotation-speed turbine fan still cannot output enough air quantity and low noise, and does not meet the national standard of the air purifier.
Disclosure of Invention
The present application aims to solve at least one of the technical problems existing in the prior art.
To this end, the present application provides a fan.
In view of this, the present application proposes a fan comprising: a base assembly; the fan assembly is rotatably arranged on the base assembly; the cover body is detachably arranged on the fan assembly and forms an installation cavity with the fan assembly; the purification device is detachably arranged in the installation cavity.
The fan provided by the application comprises: the air conditioner comprises a base assembly, a fan assembly, a cover body and a purifying device, wherein the fan assembly is rotatably arranged on the base assembly, so that multi-angle air supply is realized; further, the cover body is detachably arranged on the fan assembly, an installation cavity is formed with the fan assembly, the fan assembly is prevented from being exposed and having potential safety hazards, a detachable purifying device is arranged in the installation cavity, indoor air can be purified while the fan assembly supplies air, functions of a traditional fan and an air purifier are combined into a whole, the number of electrical appliances placed in a living room is reduced, and the use movable range of a user is enlarged; further, the purification device and the cover body are detachably connected, namely, a user can clean or replace the purification device after using the purification device for a period of time, so that the effectiveness and the cleanliness of the purification device are ensured, and the purification effect on air is ensured.
The fan according to the present application may further have the following additional technical features:
in the above technical solution, preferably, the fan further includes: the air inlet grille is arranged at one end of the cover body far away from the base assembly; the air outlet grille is arranged on the periphery of the cover body; wherein, purifier sets up in play style bars department.
In the technical scheme, the air inlet grille is arranged on the end face of the cover body, the air outlet grille is arranged on the periphery of the cover body, namely, when the fan assembly works, indoor air enters the installation cavity from one end far away from the base under the action of the fan assembly and is discharged through the periphery after being filtered and purified by the purification device, so that four-side air outlet is realized, annular air disturbance without dead angles is realized, the defect of unidirectional air outlet of the traditional axial flow fan is avoided, the air flow in the whole living room is accelerated and efficiently disturbed, and the use requirements of people in all areas in a room are met; further, set up purifier in air-out grille department, laminate in the air-out grille, namely, the air through the air-out grille all must pass through purifier's filtration purification to guarantee purifying effect.
In any of the foregoing solutions, preferably, the fan assembly includes: one end of the bottom plate is connected with the base assembly, and the other end of the bottom plate is connected with the cover body; the fan is arranged at the geometric center of the bottom plate and is positioned in the mounting cavity.
In this technical scheme, the fan subassembly includes: the fan is located at the geometric center position of the bottom plate, and the fan is prevented from interfering with the side wall of the cover body when rotating at a high speed, so that the normal use of the fan is ensured.
In any of the foregoing solutions, preferably, the base assembly includes: a base body; and one end of the connecting rod is connected with the base body, and the other end of the connecting rod is connected with the bottom plate.
In this technical scheme, the base subassembly includes: the fan comprises a base body and a connecting rod, wherein the cross section of the base body is relatively large, so that a sufficient supporting surface is ensured, and the fan is stably placed; one end of connecting rod is connected with the base body, and the other end is connected with the bottom plate, and the cross section of connecting rod is less relatively to simplify the structure when supporting fan subassembly and the cover body, reduce processing materials and promote outward appearance aesthetic feeling.
In any of the above embodiments, preferably, the geometric center of the bottom plate protrudes toward one side of the connecting rod to form the first connecting portion.
In the technical scheme, the geometric center position of the bottom plate outwards protrudes towards one side of the connecting rod to form a first connecting part, and the bottom plate is connected with the connecting rod through the first connecting part.
In any of the above technical solutions, preferably, a second connecting portion is provided at a position where the connecting rod is matched with the first connecting portion; the bottom plate is rotatably connected with the connecting rod through the first connecting part and the second connecting part.
In this technical scheme, be provided with the second connecting portion in the position that connecting rod and first connecting portion are connected, and, first connecting portion and the mutual adaptation of second connecting portion, the bottom plate can rotate towards both sides through the cooperation between first connecting portion and the second connecting portion to realize first level revolution mechanic, enlarge the air inlet direction, accelerate and the air flow in the whole living room of disturbance effectively.
In any of the above technical solutions, preferably, a third connecting portion is provided at an end of the connecting rod connected to the base body, and the connecting rod is rotatably connected to the base body through the third connecting portion.
In this technical scheme, realize the swivelling joint between connecting rod and the base body through the third connecting portion, form second level revolution mechanic, and the circumference direction of rotation of connecting rod and fan subassembly's swing direction mutually support, form bipolar spiral motion structure jointly, realize 360 of fan subassembly and throw, the air inlet grid can be towards indoor arbitrary direction, guarantees that there is not filtering dead angle in the room, guarantees the omnidirectional disturbance and the filtration to the air, guarantees air purification efficiency.
In any of the above embodiments, preferably, the purifying device is one or a combination of the following screens: front filter screen, active carbon filter screen, dust collection filter screen.
In this technical scheme, under the prerequisite of guaranteeing air purification effect, select to use one of leading filter screen, active carbon filter screen, collection dirt filter screen or its combination, above-mentioned filter screen simple structure, the cost is lower, all can satisfy the purification requirement to air, in the in-service use, can select according to actual conditions, of course, also can select other filter equipment, as long as can realize the filtration purification to air, all can be realized.
In the above technical solution, preferably, the fan is a backward inclined centrifugal fan.
In the technical scheme, the backward inclined centrifugal fan is selected, on one hand, the backward inclined centrifugal fan is beneficial to simplifying the structure, annular air outlet can be realized without a volute, and meanwhile, the requirements of large air quantity, low noise and high efficiency are met; on the other hand, the backward inclined centrifugal fan is convenient to repair and maintain, is not easy to adhere to dust, reduces the cleaning and maintaining times, and saves the time of a user.
In the above technical solution, preferably, the fan further includes: the control device is arranged on the cover body and is connected with the fan assembly; the display component is arranged on the cover body and is connected with the control device.
In the technical scheme, the control device and the display assembly are arranged on the cover body, wherein the fan is controlled by the control device, specifically, the rotating speed, the steering or the working time and the like of the fan can be controlled by the man-machine exchange button, so that the comfort level of a user in use is improved; further, the running state of the fan, the surrounding air quality and other parameter information are displayed through the display component, so that a user can know the fan and the surrounding air quality in real time, and corresponding adjustment is performed.
In summary, the fan provided by the present application includes: the air purifier comprises a base assembly, a fan assembly, a cover body and a purifying device, wherein the purifying device is detachably arranged in an installation cavity formed by the fan assembly and the cover body, the functions of a traditional fan and an air purifier are combined into one, air is purified in the blowing process, the number of electric appliances placed in a living room is further reduced, the using movable range of a user is enlarged, the purifying device and the cover body are detachably connected, the purifying device can be cleaned or replaced after a period of use by the user, and the effectiveness and the cleanliness of the purifying device are guaranteed; further, the air inlet grille is arranged on the end face of the cover body, the air outlet grille is arranged on the peripheral side of the cover body, so that four-side air outlet is realized, annular air disturbance without dead angles is realized, the defect that an axial flow fan in the past is used for outputting air in a single direction is avoided, the air flow in the whole living room is accelerated and efficiently disturbed, the use requirements of people in all areas in the room are met, meanwhile, the bottom plate and the connecting rod can rotate towards two sides through the cooperation between the first connecting part and the second connecting part, a first-stage rotating structure is realized, the connecting rod and the base body are rotatably connected through the third connecting part, a second-stage rotating structure is formed, a bipolar spiral motion structure is further formed together, 360-degree swinging of the fan assembly is realized, the air inlet grille can face any direction in the room, no filtering dead angle exists in the room is ensured, all-direction disturbance and filtering of air are ensured, and air purifying efficiency is ensured; furthermore, by adopting the backward inclined centrifugal fan, on one hand, the structure is simplified, the annular air outlet can be realized without a volute, and meanwhile, the requirements of large air quantity, low noise and high efficiency are met; on the other hand, the backward inclined centrifugal fan is convenient to repair and maintain, is not easy to adhere dust, reduces the cleaning and maintenance times, and saves the time of users; furthermore, a control device and a display component are arranged on the cover body, the fan is controlled by the control device, and the running state of the fan and the surrounding air quality and other parameter information are displayed by the display component, so that a user can know the working condition of the fan and the surrounding air quality in real time, and corresponding adjustment is performed.
Additional aspects and advantages of the application will be set forth in part in the description which follows, or may be learned by practice of the application.
Drawings
The foregoing and/or additional aspects and advantages of the application will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:
FIG. 1 is a front view of a fan according to one embodiment of the present application;
FIG. 2 is a left side view of the fan of the embodiment of FIG. 1;
FIG. 3 is a top view of the fan of the embodiment of FIG. 1;
FIG. 4 is a cross-sectional view of the fan of the embodiment shown in FIG. 1 taken along line A-A;
fig. 5 is a cross-sectional view of the fan of the embodiment of fig. 2 taken along B-B.
The correspondence between the reference numerals and the component names in fig. 1 to 5 is:
1 fan, 12 base assembly, 122 base body, 124 connecting rod, 14 fan assembly, 142 bottom plate, 144 fan, 16 cover body, 162 air inlet grille, 164 air outlet grille, 18 purifier.
Detailed Description
In order that the above-recited objects, features and advantages of the present application will be more clearly understood, a more particular description of the application will be rendered by reference to the appended drawings and appended detailed description. It should be noted that, without conflict, the embodiments of the present application and features in the embodiments may be combined with each other.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application, however, the present application may be practiced otherwise than as described herein, and therefore the scope of the present application is not limited to the specific embodiments disclosed below.
A fan 1 provided according to some embodiments of the present application is described below with reference to fig. 1 to 5.
As shown in fig. 1 to 5, the present application proposes a fan 1 comprising: a base assembly 12; a fan assembly 14 rotatably disposed on the base assembly 12; the cover 16 is detachably arranged on the fan assembly 14 and forms a mounting cavity with the fan assembly 14; a purification device 18 is removably disposed within the mounting cavity.
The fan 1 provided by the application comprises: the air conditioner comprises a base assembly 12, a fan assembly 14, a cover body 16 and a purifying device 18, wherein the fan assembly 14 is rotatably arranged on the base assembly 12, so that multi-angle air supply is realized; further, the cover 16 is detachably arranged on the fan assembly 14, and forms an installation cavity together with the fan assembly 14, so that potential safety hazards caused by exposure of the fan assembly 14 are avoided, and a detachable purifying device 18 is arranged in the installation cavity, so that indoor air can be purified while the fan assembly 14 supplies air, functions of the traditional fan 1 and an air purifier are combined into a whole, the number of electrical appliances placed in a living room is reduced, and the use movable range of a user is enlarged; further, the purifying device 18 and the cover 16 are detachably connected, that is, after a period of use, the user can clean or replace the purifying device 18, so as to ensure the effectiveness and the cleanliness of the purifying device 18, thereby ensuring the purifying effect on air.
In one embodiment of the present application, preferably, as shown in fig. 1 to 3, the fan 1 further includes: an air inlet grille 162 disposed at an end of the hood 16 remote from the base assembly 12; an air outlet grill 164 provided on the peripheral side of the cover 16; wherein the purification device 18 is arranged at the outlet grille 164.
In this embodiment, the air inlet grille 162 is disposed on the end face of the cover 16, and the air outlet grille 164 is disposed on the periphery of the cover 16, that is, when the fan assembly 14 works, indoor air enters the installation cavity from one end far away from the base under the action of the fan assembly 14, is filtered and purified by the purification device 18, and is discharged through the periphery, so that four-side air outlet is realized, annular air disturbance without dead angle is realized, the defect that the axial fan 1 in the past is used for unidirectional air outlet is avoided, the air flow in the whole living room is accelerated and efficiently disturbed, and the use requirement of all people in the room is met; further, the purifying device 18 is disposed at the air outlet grille 164, and is attached to the air outlet grille 164, that is, the air passing through the air outlet grille 164 must be filtered and purified by the purifying device 18, so as to ensure the purifying effect, specifically, the air inlet grille 162 may adopt a form of uniformly distributing a plurality of round holes, the air outlet grille 164 may adopt a form of a plurality of rectangular notches, of course, other forms may also be adopted, and the air outlet grille may be selected according to the actual situation, so long as the air inlet and the air outlet can be realized.
In one embodiment of the present application, the fan assembly 14, preferably as shown in fig. 4 and 5, includes: a base plate 142, one end of the base plate 142 is connected with the base assembly 12, and the other end is connected with the cover 16; the fan 144 is disposed at the geometric center of the bottom plate 142 and is located in the installation cavity.
In this embodiment, the fan assembly 14 includes: the bottom plate 142 and the fan 144, wherein, the one end of bottom plate 142 is connected with base subassembly 12, and the other end is used for installing fan 144, and fan 144 is located the geometric center position of bottom plate 142, avoids fan 144 high-speed rotatory time and cover 16 lateral wall mutual interference to guarantee fan 1's normal use.
In one embodiment of the present application, preferably, as shown in FIG. 5, the base assembly 12 comprises: a base body 122; and a connecting rod 124, one end of the connecting rod 124 is connected with the base body 122, and the other end is connected with the bottom plate 142.
In this embodiment, the base assembly 12 includes: the cross section of the base body 122 is relatively large, so that a sufficient supporting surface is ensured, and stable placement of the fan 1 is ensured; one end of the connecting rod 124 is connected with the base body 122, the other end is connected with the bottom plate 142, and the cross section of the connecting rod 124 is relatively small, so that the structure is simplified while the fan assembly 14 and the cover 16 are supported, the processing material is reduced, and the aesthetic feeling of the appearance is improved.
In one embodiment of the present application, the geometric center of the bottom plate 142 preferably protrudes toward the connecting rod 124 side to form a first connection portion.
In this embodiment, the geometric center of the bottom plate 142 protrudes toward the connecting rod 124 to form a first connection portion, and the bottom plate 142 is connected to the connecting rod 124 through the first connection portion.
In one embodiment of the present application, preferably, the connecting rod 124 is provided with a second connecting portion at a position where it is matched with the first connecting portion; the bottom plate 142 is rotatably connected to the connection rod 124 through a first connection portion and a second connection portion.
In this embodiment, the second connection portion is disposed at a position where the connection rod 124 is connected to the first connection portion, and the first connection portion and the second connection portion are mutually adapted, and the bottom plate 142 can rotate toward two sides through the cooperation between the first connection portion and the second connection portion, so as to implement a first-stage rotating structure, expand the air inlet direction, and accelerate and efficiently disturb the air flow in the whole living room.
In one embodiment of the present application, it is preferable that an end of the connection rod 124 connected to the base body 122 is provided with a third connection portion, and the connection rod 124 is rotatably connected to the base body 122 through the third connection portion.
In this embodiment, rotatable connection between the connecting rod 124 and the base body 122 is realized through the third connecting portion, a second-stage rotating structure is formed, and the circumferential rotating direction of the connecting rod 124 and the swinging direction of the fan assembly 14 are mutually matched to jointly form a bipolar spiral motion structure, so that 360-degree swinging of the fan assembly 14 is realized, the air inlet grille 162 can face any indoor direction, no filtering dead angle exists in the indoor space, omnibearing disturbance and filtration of air are ensured, and air purification efficiency is ensured.
In one embodiment of the present application, the purification device 18 is preferably one or a combination of the following screens: front filter screen, active carbon filter screen, dust collection filter screen.
In this embodiment, on the premise of ensuring the air purifying effect, one of the front filter screen, the activated carbon filter screen and the dust collecting filter screen or the combination thereof is selected, and the filter screen has a simple structure and low cost, can meet the air purifying requirement, can be selected according to actual conditions in actual use, and can be realized as long as other filtering devices can be used for filtering and purifying the air.
In one embodiment of the present application, fan 144 is preferably a retroverted centrifugal fan.
In the embodiment, the backward inclined centrifugal fan is selected, on one hand, the backward inclined centrifugal fan is beneficial to simplifying the structure, annular air outlet can be realized without a volute, and meanwhile, the requirements of large air quantity, low noise and high efficiency are met; on the other hand, the backward inclined centrifugal fan is convenient to repair and maintain, is not easy to adhere to dust, reduces the cleaning and maintaining times, and saves the time of a user.
In one embodiment of the present application, the fan 1 preferably further includes: the control device is arranged on the cover body 16 and is connected with the fan assembly 14; the display assembly is arranged on the cover body 16 and is connected with the control device.
In this embodiment, a control device and a display assembly are disposed on the cover 16, where the fan 1 is controlled by the control device, specifically, the rotation speed, the steering or the working time of the fan 144 may be controlled by a man-machine exchange button, so as to improve the comfort level of the user during use; further, the display component displays the running state of the fan 1 and the surrounding air quality and other parameter information, so that a user can know the fan 1 and the surrounding air quality in real time, and accordingly adjust the fan.
In a specific embodiment, the fan 1 provided by the present application includes: the base assembly 12, the fan assembly 14, the cover body 16 and the purifying device 18, wherein the purifying device 18 is detachably arranged in an installation cavity formed by the fan assembly 14 and the cover body 16, the functions of the traditional fan 1 and the air purifier are combined into one, air is purified in the blowing process, the number of electric appliances placed in a living room is further reduced, the using range of a user is enlarged, the purifying device 18 and the cover body 16 are detachably connected, and the user can clean or replace the purifying device 18 after using for a period of time, so that the effectiveness and the cleanliness of the purifying device 18 are ensured; further, the air inlet grille 162 is arranged on the end face of the cover body 16, the air outlet grille 164 is arranged on the peripheral side of the cover body 16, so that four-side air outlet is realized, annular air disturbance without dead angles is avoided, the defect that the axial flow fan 1 in the past is used for single-direction air outlet is overcome, the air flow in the whole house is accelerated and efficiently disturbed, the use requirements of people in all areas in the house are met, meanwhile, the bottom plate 142 and the connecting rod 124 can rotate towards two sides through the cooperation between the first connecting part and the second connecting part, a first-stage rotating structure is realized, the connecting rod 124 and the base body 122 can be rotationally connected through the third connecting part, a second-stage rotating structure is formed, a bipolar spiral motion structure is jointly formed, the fan 144 assembly 14360 degrees of swing is realized, the air inlet grille 162 can face any direction in the house, the indoor dead angles are guaranteed, the omnibearing disturbance and filtration of air are guaranteed, and the air purification efficiency is guaranteed; furthermore, by adopting the backward inclined centrifugal fan, on one hand, the structure is simplified, the annular air outlet can be realized without a volute, and meanwhile, the requirements of large air quantity, low noise and high efficiency are met; on the other hand, the backward inclined centrifugal fan is convenient to repair and maintain, is not easy to adhere dust, reduces the cleaning and maintenance times, and saves the time of users; furthermore, a control device and a display assembly are provided on the cover 16, the fan 1 is controlled by the control device, and parameter information such as the running state of the fan 1 and the surrounding air quality is displayed by the display assembly, so that the user can know the working condition of the fan 1 and the surrounding air quality in real time, and accordingly adjust.
In the description of the present application, the term "plurality" means two or more, unless explicitly defined otherwise, the orientation or positional relationship indicated by the terms "upper", "lower", etc. are based on the orientation or positional relationship shown in the drawings, merely for convenience of description of the present application and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as limiting the present application; the terms "coupled," "mounted," "secured," and the like are to be construed broadly, and may be fixedly coupled, detachably coupled, or integrally connected, for example; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to the specific circumstances.
In the description of the present specification, the terms "one embodiment," "some embodiments," "particular embodiments," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present application. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The above is only a preferred embodiment of the present application, and is not intended to limit the present application, but various modifications and variations can be made to the present application by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims (5)

1. A fan, comprising:
a base assembly;
the fan assembly is rotatably arranged on the base assembly;
the cover body is detachably arranged on the fan assembly and forms an installation cavity with the fan assembly;
the purification device is detachably arranged in the installation cavity;
the air inlet grille is arranged at one end of the cover body, which is far away from the base component;
the air outlet grille is arranged on the periphery of the cover body;
the purification device is arranged at the air outlet grille and is attached to the air outlet grille;
the fan assembly comprises a bottom plate and a fan;
the base assembly comprises a base body and a connecting rod;
the geometric center position of the bottom plate protrudes towards one side of the connecting rod to form a first connecting part;
a second connecting part is arranged at the position where the connecting rod is matched with the first connecting part;
the bottom plate is rotatably connected with the connecting rod through the first connecting part and the second connecting part;
a third connecting part is arranged at one end of the connecting rod, which is connected with the base body, and the connecting rod is rotatably connected with the base body through the third connecting part;
the fan is a backward inclined centrifugal fan.
2. The fan of claim 1, wherein the fan assembly further comprises:
one end of the bottom plate is connected with the base assembly, and the other end of the bottom plate is connected with the cover body;
the fan is arranged at the geometric center of the bottom plate and is positioned in the mounting cavity.
3. The fan of claim 2, wherein one end of the connecting rod is connected to the base body and the other end is connected to the bottom plate.
4. A fan according to any one of claims 1 to 3, wherein,
the purification device is one or a combination of the following filter screens: front filter screen, active carbon filter screen, dust collection filter screen.
5. A fan according to any one of claims 1 to 3, further comprising:
the control device is arranged on the cover body and is connected with the fan assembly;
the display component is arranged on the cover body and is connected with the control device.
CN201711116629.2A 2017-11-13 2017-11-13 Fan with fan body Active CN107725440B (en)

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Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
CN201711116629.2A CN107725440B (en) 2017-11-13 2017-11-13 Fan with fan body

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CN107725440B true CN107725440B (en) 2023-12-05

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