CN210434181U - Air purifier - Google Patents

Abstract

The utility model relates to the technical field of household appliances, concretely relates to air purifier. Air purifier includes the support and installs the clarifier main part on the support, and the clarifier main part includes: the fan is provided with an air inlet and an air outlet; the filtering device is cylindrical and arranged around the fan; wherein, the air intake of fan corresponds filter equipment's terminal surface setting, the air outlet of fan corresponds filter equipment's lateral wall setting, treat the terminal surface air inlet of air-purifying from filter equipment, and by filter equipment's lateral wall air-out, and then air purifier is in the course of the work, filter equipment can play an interval fan noise and external effect, can subduct the noise of fan air outlet simultaneously, and then when not increasing extra part, still can further subduct the electromagnetic noise of motor and the noise of fan air outlet department air current in the fan, air purifier's noise problem obtains further improvement.

Description

Air purifier

Technical Field

The utility model relates to the technical field of household appliances, concretely relates to air purifier.

Background

At present, along with the improvement of the national standard of living, the popularization rate of the air purifier is higher and higher. Traditional air purifier mainly includes the fan and at the filter screen of one side of fan or circumference setting, rotates the negative pressure that produces through the fan and makes the air pass through the filter screen, and the air is seen off by the fan after purifying through the filter screen.

And current user is in air purifier use, and the main criterion of judging to air purifier product quality includes purifying volume, energy efficiency ratio and noise three aspects, wherein, especially the noise problem is the most difficult to solve. The main noise source of the whole air purifier has two aspects: firstly, a fan rotates to drive airflow to generate wind noise; secondly, the electromagnetic noise of the motor itself. In order to reduce the noise of the air purifier, the existing air purifier mostly reduces the noise by improving the blade profile of the fan blade in the fan, improving the assembly precision of moving parts such as the fan and the motor, and additionally arranging sound-absorbing cotton near the air outlet, but the noise improvement degree by the above method is still limited.

SUMMERY OF THE UTILITY MODEL

A primary object of the present invention is to provide an air purifier to solve or at least alleviate the problem of the prior art that air purifier noise is large.

In order to achieve the above object, the utility model provides an air purifier, include the support and install purifier main part on the support, the purifier main part includes:

the fan is provided with an air inlet and an air outlet; and

the filter device is cylindrical and is arranged around the fan;

the air inlet of the fan is arranged corresponding to the end face of the filtering device, the air outlet of the fan is arranged corresponding to the side wall of the filtering device, and air to be purified enters the end face of the filtering device and is discharged through the side wall of the filtering device.

Further, the filtering device is arranged in a cylindrical shape.

Further, the filter device comprises a first filter screen and a second filter screen which are nested with each other.

Further, the purifier body further comprises a housing disposed outside the filter device.

Further, the purifier main body further comprises end covers arranged on two sides of the filtering device, and the purifier main body is installed through the cooperation of the end covers and the support.

Further, the fan is a centrifugal fan.

Furthermore, the fan comprises a double-shaft main motor, and a first centrifugal fan blade and a second centrifugal fan blade which are respectively arranged at two sides of the double-shaft main motor.

Further, the cleaner body is rotatably mounted on the bracket.

Further, the air purifier further comprises an auxiliary motor arranged between the support and the purifier main body.

Further, air purifier is still including setting up the preformed hole on the clarifier main part, it installs to assist the motor in the preformed hole.

The utility model discloses technical scheme has following advantage:

1. the utility model provides an among the air purifier, be the tube-shape and encircle the fan setting through setting up filter equipment, the air outlet of fan corresponds filter equipment's lateral wall setting simultaneously, and then make air purifier in the course of the work, filter equipment can play an interval fan noise and external effect, can subduct the noise of fan air outlet simultaneously, and then when not increasing extra part, still can further subduct the noise of the electromagnetic noise of motor and the noise of fan air outlet department air current in the fan, air purifier's noise problem obtains further improvement.

2. The utility model provides an among the air purifier, filter equipment specifically is cylindric setting, encircles the fan setting, has realized the shielding to fan week side noise, and the noise reduction who has whole air purifier is better.

3. The utility model provides an among the air purifier, filter equipment is including the first filter screen and the second filter screen of mutual nestification, and first filter screen is the great first filter screen that imitates in space, and the second filter screen is the less high-efficient filter screen in space, and then when guaranteeing whole filter equipment filtering quality, the noise reduction effect that filter equipment can play is better.

4. The utility model provides an among the air purifier, the fan is centrifugal fan, and then realization filter equipment both ends air inlet, lateral wall air-out that can be convenient. The fan preferably comprises a double-shaft main motor, and a first centrifugal fan blade and a second centrifugal fan blade which are respectively arranged on two sides of the double-shaft main motor, so that the wind power is stronger, the symmetry is good, and the whole air purifier is more reliable in the operation process.

5. The utility model provides an among the air purifier, the clarifier main part is rotationally installed on the support, and concrete air purifier is still including setting up the motor of assisting between support and clarifier main part, and then makes air purifier can be even carry out the air-out, and user experience is better.

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 embodiments or the technical solutions in 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 for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts. In the drawings:

fig. 1 is a schematic perspective view of an air purifier according to an embodiment of the present invention.

Fig. 2 is a schematic sectional view of the air cleaner shown in fig. 1.

Fig. 3 is an exploded view of the air purifier shown in fig. 1.

Wherein the reference numerals in the above figures are:

1. a left end cap; 2. a housing; 3. a support; 4. a right end cap; 5. a first centrifugal fan blade; 6. a first filter screen; 7. a dual-shaft main motor; 8. a second centrifugal fan blade; 9. a second filter screen; 10. an auxiliary motor.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to 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", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do 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. 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.

As shown in fig. 1 to 3, the air cleaner according to the present embodiment includes a bracket 3 and a cleaner main body mounted on the bracket 3, the cleaner main body including: the fan is provided with an air inlet and an air outlet; the filtering device is cylindrical and arranged around the fan; wherein, the air intake of fan corresponds filter equipment's terminal surface setting, the air outlet of fan corresponds filter equipment's lateral wall setting, treat the terminal surface air inlet of air-purifying from filter equipment, and through filter equipment's lateral wall air-out, and then adopt the air purifier in this embodiment, be the tube-shape and encircle the fan setting through setting up filter equipment, the air outlet of fan corresponds filter equipment's lateral wall setting simultaneously, and then make air purifier in the course of the work, filter equipment can play an interval fan noise and external effect, can subdue the noise of fan air outlet simultaneously, and then when not increasing extra parts, still can further subdue the noise of the electromagnetic noise of motor and fan air outlet department air current in the fan, air purifier's noise problem obtains further improvement.

Further referring to fig. 3, the filtering device in this embodiment is specifically cylindrical and is disposed around the fan, so that the shielding of the noise around the fan is realized, and the noise reduction effect of the whole air purifier is better. Of course, the shape of the filter device in this embodiment is not limited to the cylindrical shape, and may be a square cylindrical shape surrounding the fan.

The purifier body in this embodiment further comprises a housing 2 disposed outside the filter device, and the filter device is fastened by the housing 2. The clarifier main part is still including setting up the end cover in filter equipment both sides, including left end lid 1 and right-hand member lid 4, and the clarifier main part in this embodiment passes through the installation that end cover and support 3 cooperation realization clarifier main part.

Further referring to fig. 2 and fig. 3, the filtering apparatus in this embodiment includes the first filter screen 6 and the second filter screen 9 that are nested each other, and the first filter screen 6 is the great first effective filter screen in space, and the second filter screen 9 is the less high-efficient filter screen in space, and then when guaranteeing whole filtering apparatus filtering quality, the noise reduction effect that the filtering apparatus can play is better.

Preferably, the fan in this embodiment is centrifugal fan, and then can be convenient realization filter equipment both ends air inlet, the lateral wall air-out. The fan preferably comprises a double-shaft main motor 7, and a first centrifugal fan blade 5 and a second centrifugal fan blade 8 which are respectively arranged at two sides of the double-shaft main motor 7, so that the wind power is stronger, and the fan has good symmetry and is more reliable in the operation process of the whole air purifier.

Further refer to fig. 1, the clarifier main part in this embodiment is rotationally installed on support 3, and concrete air purifier is still including setting up the supplementary motor 10 between support 3 and clarifier main part, and then makes air purifier can be even carry out the air-out, and user experience is better.

Air purifier in this embodiment is still including setting up the preformed hole in the clarifier main part, and it installs in the preformed hole to assist motor 10, realizes the rotatable cooperation between clarifier main part and the support 3.

The clarifier main part level in this embodiment sets up, through cooperating with support 3, can be convenient for place and carry out filtration at the desktop, and in filter process, the clarifier main part rotates at a low speed under the drive of assisting motor 10 and carries out even air-out, and is more brief pleasing to the eye.

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 can be made without departing from the scope of the invention.

Claims (10)

1. An air cleaner, comprising a bracket (3) and a cleaner body mounted on the bracket (3), the cleaner body comprising:

the fan is provided with an air inlet and an air outlet; and

the filter device is cylindrical and is arranged around the fan;

the air inlet of the fan is arranged corresponding to the end face of the filtering device, the air outlet of the fan is arranged corresponding to the side wall of the filtering device, and air to be purified enters the end face of the filtering device and is discharged through the side wall of the filtering device.

2. The air cleaner of claim 1, wherein the filter device is cylindrically configured.

3. An air cleaner according to claim 1, characterized in that the filter means comprise a first filter (6) and a second filter (9) nested within each other.

4. The air cleaner according to claim 1, wherein the cleaner body further comprises a housing (2) disposed outside the filter device.

5. The air purifier as claimed in claim 1, wherein the purifier body further comprises end caps disposed at both sides of the filter unit, and the purifier body is mounted by the cooperation of the end caps and the bracket (3).

6. The air purifier of any one of claims 1 to 5, wherein the fan is a centrifugal fan.

7. The air purifier according to claim 6, wherein the fan comprises a double-shaft main motor (7), and a first centrifugal fan blade (5) and a second centrifugal fan blade (8) which are respectively arranged at two sides of the double-shaft main motor (7).

8. The air cleaner according to any one of claims 1 to 5, wherein the cleaner body is rotatably mounted on the bracket (3).

9. The air cleaner according to claim 8, further comprising an auxiliary motor (10) disposed between the bracket (3) and the cleaner body.

10. The air cleaner as claimed in claim 9, further comprising a prepared hole provided on the cleaner body, the auxiliary motor (10) being installed in the prepared hole.

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