CN211069426U

CN211069426U - Air purifier

Info

Publication number: CN211069426U
Application number: CN201921566857.4U
Authority: CN
Inventors: 李名英; 梅介圣
Original assignee: Shenzhen Guanxun Technology Co ltd
Current assignee: Shenzhen Guanxun Technology Co ltd
Priority date: 2019-09-19
Filing date: 2019-09-19
Publication date: 2020-07-24
Anticipated expiration: 2029-09-19

Abstract

The utility model discloses an air purifier, including the casing, reach following part: the power device comprises a flow guide cover fixedly arranged in the shell and a centrifugal impeller driven by a motor to rotate in the flow guide cover, wherein the flow guide cover comprises a bowl-shaped cover body, the bottom of the cover body is provided with an air inlet, the upper end of the cover body is open and communicated with an outlet, the side wall of the cover body is annular, a plurality of flow guide parts are uniformly distributed on the inner side surface of the side wall, one side of each flow guide part, which is close to the centrifugal impeller, is provided with an arc surface, one end of each arc surface is connected with the inner side surface of the corresponding side wall, and a boss protruding inwards is arranged at; the filter device comprises a filter element arranged on the side part of the inlet, the middle part of the filter element is provided with a cavity communicated with the air inlet, and the outside of the cavity is wrapped with a filter screen; the energy device comprises a battery assembly installed in the cavity, and the battery assembly is connected with the motor through a wire. The air flow disorder of the fan cover can be reduced, the air quantity is improved, and the noise is reduced.

Description

Air purifier

Technical Field

The utility model relates to a household electrical appliances field, in particular to air purifier.

Background

The air purifier is also called as an air cleaner, an air freshener and a purifier, has the main functions of removing particulate matters in the air, including allergens, indoor PM2.5 and the like, and can also solve the problem of air pollution caused by volatile organic compounds in indoor spaces, underground spaces and vehicles due to decoration or other reasons. Because of the persistent and uncertain nature of the release of airborne pollutants in relatively confined spaces, the use of air purifiers to purify indoor air is one of the internationally recognized methods of improving indoor air quality. Air purifier's wind channel design has direct influence to air purifier's noise production, and in traditional clarifier, the amount of wind of clarifier is not enough, and the filter effect is poor to the noise of clarifier is very big, is unfavorable for using in quiet environment.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides an air purifier can reduce the air current confusion of fan casing, improves the amount of wind, noise reduction.

According to the utility model discloses an air purifier of first aspect embodiment, including the casing that has the entry and the export that are used for the circulation of air, and install the following part in the casing:

the power device comprises a flow guide cover fixedly arranged in the shell and a centrifugal impeller driven by a motor to rotate in the flow guide cover, wherein the flow guide cover comprises a bowl-shaped cover body, the bottom of the cover body is provided with an air inlet, the upper end of the cover body is open and communicated with an outlet, the side wall of the cover body is annular, a plurality of flow guide parts are uniformly distributed on the inner side surface of the side wall, one side of each flow guide part, which is close to the centrifugal impeller, is provided with an arc surface, one end of each arc surface is connected with the inner side surface of the corresponding side wall, and a boss protruding inwards is arranged at;

the filter device comprises a filter element arranged on the side part of the inlet, the middle part of the filter element is provided with a cavity communicated with the air inlet, and the outside of the cavity is wrapped with a filter screen;

the energy device comprises a battery assembly installed in the cavity, and the battery assembly is connected with the motor through a wire.

According to the utility model discloses air purifier has following beneficial effect at least: the filter core of the filter device is powered by the power device to form negative pressure, so that the filtering effect of the air purifier is improved, airflow in the air guide sleeve is rectified through the plurality of flow guide parts, the airflow is smooth, the airflow entering the air guide sleeve is improved, and noise is reduced.

According to the utility model discloses a some embodiments, the compression wind channel is constituteed to medial surface, the boss of cambered surface, lateral wall, and the compression wind channel is followed lateral wall axial extension by the bottom of kuppe to communicate with the air intake.

According to some embodiments of the utility model, centrifugal impeller's bottom is provided with a plurality of blades that radiate outward towards the air intake, the last equipartition of centrifugal impeller.

According to the utility model discloses a some embodiments, the lateral part equipartition of kuppe is provided with a plurality of installation departments that are used for installing the motor, is provided with the installation cover that is used for fixed motor on the kuppe, and the installation cover passes through the bolt and installs on the installation department.

According to the utility model discloses a some embodiments offer the mounting groove that is used for construction bolt on the boss, and the bottom of mounting groove is provided with the screw hole.

According to some embodiments of the utility model, the casing includes the air inlet shell, and a plurality of entry equipartitions are seted up on the lateral wall of air inlet shell.

According to some embodiments of the utility model, the lower extreme demountable installation of air inlet shell has the lid, and the mount of the sealed butt of filter element is installed and is crossed to the upper end of air intake, crosses the both ends of filter element and installs the sealing washer, crosses the both ends of filter element and passes through sealing washer and lid or mount butt.

According to some embodiments of the present invention, the battery assembly includes a battery holder, and a battery mounted in the battery holder.

According to some embodiments of the present invention, the battery holder includes a holder body having a cylindrical shape, and a bottom cover detachably mounted on the holder body.

According to the utility model discloses a some embodiments are provided with the installation foot on the support body, and the installation foot passes through the bolt and can dismantle the connection on the casing.

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 structural diagram of an embodiment of the present invention;

fig. 2 is a schematic diagram of the internal structure of the embodiment of the present invention;

fig. 3 is an exploded view of the centrifugal impeller and the air guide sleeve according to the embodiment of the present invention;

fig. 4 is a schematic structural diagram of a power plant according to an embodiment of the present invention;

fig. 5 is a schematic top view of a centrifugal impeller and a nacelle according to an embodiment of the present invention;

fig. 6 is a schematic view of an assembly structure of the power device and the filtering device according to the embodiment of the present invention;

fig. 7 is a schematic structural diagram of an energy device according to an embodiment of the present invention.

A casing 100, an air inlet casing 110, an inlet 111, an outlet 112, a cover 120;

the device comprises a power device 200, a flow guide cover 210, a centrifugal impeller 220, an air inlet 211, a flow guide part 212, an arc surface 213, a boss 214, a mounting part 217, a mounting cover 215 and a mounting groove 216;

the filter device 300, a filter element 310, a cavity 311, a filter screen 312, a sealing ring 313, a fixing frame 314 and a convex edge 315;

energy device 400, frame body 410, mounting foot 411, battery 412, bottom cover 420

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 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 drawings are exemplary only for the purpose of explaining the present invention, and should not 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 and lower directions, is the orientation or positional relationship shown on 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 in a specific orientation, and be operated, and therefore should not be construed as limiting the present invention.

In the description of the present invention, a plurality of means are one or more, and a plurality of means are two or more.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

Referring to fig. 1 to 5, an air cleaner according to an embodiment of a first aspect of the present invention includes a cabinet 100 having an inlet 111 and an outlet 112 for circulation of air, and a power device 200, a filter device 300, and an energy device 400 installed in the cabinet 100. The power device 200 is supplied with electric energy through the energy device 400, the power device 200 supplies power to the filter core 310 of the filter device 300, so that the filter core 310 forms negative pressure, the filtering effect of the air purifier is improved, and airflow in the air guide sleeve 210 is rectified through the plurality of air guide parts 212, so that the airflow is smooth, the airflow entering the air guide sleeve 210 is improved, and noise is reduced.

In the above, the power device 200 in this embodiment includes the airflow guide cover 210 fixedly installed in the casing 100, and the centrifugal impeller 220 driven by the motor to rotate in the airflow guide cover 210, where the airflow guide cover 210 includes a bowl-shaped cover body, the bottom of the cover body is provided with the air inlet 211, the upper end of the cover body is open to communicate with the outlet 112, the side wall of the cover body is annular, the inner side surface of the side wall is uniformly provided with the multiple airflow guide parts 212, one side of the airflow guide part 212 close to the centrifugal impeller 220 is provided with the arc surface 213, one end of the arc surface 213 is connected with the inner side surface of the side wall, and the joint of the other end and the inner side surface; after the motor drives the centrifugal impeller 220 to rotate, the centrifugal impeller 220 extracts air from the air inlet 211 to the inside of the air guide sleeve 210 and pushes the air to the side wall of the air guide sleeve 210, when the air flows, the air guide part 212 enables the air to flow from one end of the boss 214 on the inner surface of the side wall to one end connected with the inner surface of the side wall along the cambered surface 213 of the air guide part, the air is compressed on the side of the boss 214 of the adjacent air guide part 212, the compressed air flows along the axial direction of the air guide sleeve 210, air flow in the air guide sleeve 210 is smooth, obstruction of chaotic air flow to the centrifugal impeller 220 is reduced, air flow rate of the air inlet 211 entering the air guide sleeve 210 is improved, and noise is reduced.

In the foregoing, the filtering apparatus 300 in this embodiment includes the filtering core 310 installed at the side of the inlet 111, the middle of the filtering core 310 is provided with the cavity 311 communicated with the air inlet 211, and the outside of the cavity 311 is wrapped by the filtering net 312; in the using process, the cavity 311 is under negative pressure, air flows into the air guide sleeve 210 after entering the cavity 311 from the filter screen 312, the air filtering step is completed, the air is filtered through the filter element 310, the quality of the air is improved, the air entering the air guide sleeve 210 is pure, and therefore noise generated by the air flow in the air guide sleeve 210 is reduced.

As described above, the energy source device 400 of the present embodiment includes the battery pack installed in the cavity 311, and the battery pack is connected to the motor through the electric wire. The battery assembly provides power for the motor to drive the motor to rotate, wherein the battery assembly can adopt a rechargeable battery 412, the charging is convenient, the recycling is realized, and the environmental protection requirement is met.

According to the utility model discloses air purifier has following beneficial effect at least: the power device 200 provides power for the filter core 310 of the filter device 300, so that the filter core 310 forms negative pressure, the filtering effect of the air purifier is improved, the airflow in the air guide sleeve 210 is rectified through the plurality of air guide parts 212, the airflow is smooth, the airflow entering the air guide sleeve 210 is improved, and the noise is reduced.

Referring to fig. 3 to 5, according to some embodiments of the present invention, the arc surface 213, the inner side surface of the sidewall, and the boss 214 form a compression air duct, which extends axially along the sidewall from the bottom of the air guide sleeve 210 and communicates with the air inlet 211. The compressed air flows upwards along the compressed air duct, so that the air forms a fixed flow path, the disorder degree of the air flow in the air guide sleeve 210 is reduced, and the air flow in the air guide sleeve 210 is smooth.

Further, according to the utility model discloses a some embodiments, centrifugal impeller 220's bottom is provided with a plurality of blades that radiate outward towards air intake 211, the equipartition on the centrifugal impeller 220. Through the rotation of centrifugal impeller 220, can take the air from the air intake 211 outside to in the kuppe 210 to make the air flow to the lateral wall of kuppe 210 through radial blade, reach the effect of stabilizing the air current, noise reduction.

Further, according to some embodiments of the present invention, the lateral part equipartition of kuppe 210 is provided with a plurality of installation portions 217 for installing the motor, is provided with the installation cover 215 for fixing the motor on kuppe 210, and installation cover 215 passes through the bolt and installs on installation portion 217. It can be understood that the body of the motor is embedded and installed inside, the centrifugal impeller 220 is installed on the rotating shaft of the motor, and the installation cover 215 is installed on the air guide cover 210 through bolts, so that the installation is simple and convenient, and the follow-up maintenance is performed.

Further, according to the utility model discloses a few embodiments, in order to facilitate installing kuppe 210 on air purifier, offer the mounting groove 216 that is used for the construction bolt on the boss 214 of kuppe 210 lateral wall internal surface, the bottom of mounting groove 216 is provided with the screw hole.

Referring to fig. 1 to 2, according to some embodiments of the present invention, the casing 100 includes an air inlet case 110, and a plurality of inlets 111 are uniformly opened on a sidewall of the air inlet case 110. Air directly enters the filter element 310 after passing through the air inlet casing 110 to complete purification, thereby shortening the air path and reducing air flow blockage, and further reducing energy consumption.

Referring to fig. 2, further, according to some embodiments of the present invention, in order to facilitate the installation and disassembly of the filter element 310, the cover 120 is detachably installed at the lower end of the air inlet casing 110, the fixing frame 314 which is in sealing abutment with the filter element 310 is installed at the upper end of the air inlet 211, the sealing ring 313 is installed at the two ends of the filter element 310, and the two ends of the filter element 310 are in abutment with the cover 120 or the fixing frame 314 through the sealing ring 313. The cover body 120 is bowl-shaped, a groove is formed in the edge of the cover body, a convex ring is arranged at the end of the air inlet casing 110, and the convex ring is embedded into the groove to realize the installation of the cover body 120. In addition, the fixing frame 314 and the cover body 120 are provided with annular flanges 315, after the filter element 310 is installed, the flanges 315 compress the sealing rings 313 at two ends of the filter element 310, so as to seal the cavity 311 of the filter element 310, and the air flow can only enter the cavity 311 from the filter screen 312, thereby improving the filtering efficiency of the filter element 310.

Referring to fig. 6 and 7, further, according to some embodiments of the present invention, the battery assembly includes a battery 412 rack, and a battery 412 mounted within the battery 412 rack. Wherein the mouth that charges of battery 412 installs on mount 314, is provided with the circuit on mount 314, and battery 412, motor accomplish the butt joint through connecting circuit through the electric wire, and wherein the circuit in this embodiment belongs to conventional technical means, and does not belong to the utility model discloses a protection scope, do not consequently do not have detailed description.

Further, according to some embodiments of the present invention, the battery 412 holder includes a cylindrical holder body 410, and a bottom cover 420 detachably mounted on the holder body 410. By disassembling the bottom cover 420, the battery 412 can be installed and replaced, which facilitates subsequent maintenance.

Further, referring to fig. 2 and 7, according to some embodiments of the present invention, a mounting leg 411 is disposed on the frame body 410, and the mounting leg 411 is detachably connected to the casing 100 by a bolt. The specific battery 412 is mounted on the fixing frame 314 through the frame body 410, and the frame body 410 is located in the cavity 311 of the filter element 310, so that the whole structure is compact, and the battery 412 is cooled by air flow, thereby ensuring the use safety.

The present embodiment has been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above-described embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the spirit of the present invention.

Claims

1. An air cleaner comprising a housing having an inlet and an outlet for the circulation of air, and the following components mounted within the housing:

the power device comprises a flow guide cover fixedly arranged in a shell and a centrifugal impeller driven by a motor to rotate in the flow guide cover, wherein the flow guide cover comprises a bowl-shaped cover body, an air inlet is formed in the bottom of the cover body, the upper end of the cover body is open and communicated with an outlet, the side wall of the cover body is in a circular ring shape, a plurality of flow guide parts are uniformly distributed on the inner side surface of the side wall, an arc surface is arranged on one side, close to the centrifugal impeller, of each flow guide part, one end of the arc surface is connected with the inner side surface of the side wall, and a boss protruding inwards is arranged at the joint of the other end of the arc;

and the energy source device comprises a battery assembly installed in the cavity, and the battery assembly is connected with the motor through a wire.

2. An air cleaner according to claim 1, wherein: the cambered surface, the inner side surface of the side wall and the boss form a compression air channel, and the compression air channel axially extends from the bottom of the air guide sleeve along the side wall and is communicated with the air inlet.

3. An air cleaner according to claim 1, wherein: the bottom of centrifugal impeller is towards the air intake, the last equipartition of centrifugal impeller is provided with a plurality of blades of outside radiation.

4. An air cleaner according to claim 1, wherein: the lateral part equipartition of kuppe is provided with a plurality of installation departments that are used for installing the motor, be provided with the installation cover that is used for fixed motor on the kuppe, the installation cover passes through the bolt and installs on the installation department.

5. An air cleaner according to claim 1, wherein: the mounting groove for mounting the bolt is formed in the boss, and a threaded hole is formed in the bottom of the mounting groove.

6. An air cleaner according to claim 1, wherein: the casing includes the air inlet shell, and is a plurality of the entry equipartition is seted up on the lateral wall of air inlet shell.

7. An air cleaner according to claim 6, wherein: the lower extreme demountable installation of air inlet shell has the lid, the upper end of air intake install with cross the mount of the sealed butt of filter element, cross the both ends of filter element and install the sealing washer, cross the both ends of filter element pass through the sealing washer with lid or mount butt.

8. An air cleaner according to claim 1, wherein: the battery assembly comprises a battery frame and a battery installed in the battery frame.

9. An air cleaner according to claim 8, wherein: the battery rack comprises a cylindrical rack body and a bottom cover detachably mounted on the rack body.

10. An air cleaner according to claim 9, wherein: the support body is provided with mounting feet, and the mounting feet are detachably connected to the casing through bolts.