阅读说明：本技术 一种磁悬浮过滤净化装置 (Magnetic suspension filtration purification device ) 是由 华岁喜 李春亮 卢艳峰 位保全 于 2020-05-09 设计创作，主要内容包括：本发明公开了一种磁悬浮过滤净化装置,包括：壳体,壳体内限定出容纳腔,容纳腔上设置有与之相连通的至少一个进风口和至少一个出风口；引风组件,引风组件设置在壳体内,包括：离心叶轮和驱动装置,离心叶轮可枢转地连接在壳体内,驱动装置联接在壳体上且驱动离心叶轮转动,且离心叶轮被构造成其产生的风由进风口流向出风口；过滤体,过滤体配置在进风口与出风口之间,其适于与引风组件相联接,使得当引风组件旋转工作时,过滤体在容纳腔内与之同步动作；以及支撑体,支撑体配置在过滤体的下端,且与过滤体之间通过磁性连接；该装置能够避免油性粘稠颗粒粘结在过滤孔上,过滤效率和可靠性较高,体积小。(The invention discloses a magnetic suspension filtering and purifying device, which comprises: the air conditioner comprises a shell, wherein an accommodating cavity is defined in the shell, and at least one air inlet and at least one air outlet which are communicated with the accommodating cavity are formed in the accommodating cavity; the induced air subassembly, the induced air subassembly sets up in the casing, includes: the centrifugal impeller is pivotally connected in the shell, the driving device is connected on the shell and drives the centrifugal impeller to rotate, and the centrifugal impeller is constructed in a way that the generated wind flows to the air outlet from the air inlet; the filter body is arranged between the air inlet and the air outlet and is suitable for being connected with the induced draft assembly, so that when the induced draft assembly rotates to work, the filter body synchronously acts with the induced draft assembly in the accommodating cavity; the support body is arranged at the lower end of the filter body and is magnetically connected with the filter body; the device can avoid oily thick granule bonding on filtering the hole, and filtration efficiency and reliability are higher, and are small.)

1. A magnetic suspension filtration and purification device is characterized by comprising:

the air conditioner comprises a shell (10), wherein an accommodating cavity (11) is defined in the shell (10), and at least one air inlet (12) and at least one air outlet (13) which are communicated with the accommodating cavity (11) are arranged on the accommodating cavity (11);

an air-inducing assembly (20), the air-inducing assembly (20) disposed on the housing (10), comprising: a centrifugal impeller (22) and a driving device (21), wherein the centrifugal impeller (22) is pivotally connected in the housing (10), the driving device (21) is coupled on the housing (10) and drives the centrifugal impeller (22) to rotate, and the centrifugal impeller (22) is configured to generate wind which flows from the wind inlet (12) to the wind outlet (13);

a filter body (30), arranged inside the housing chamber (11) between the air inlet (12) and the air outlet (13), adapted to be coupled to the air inducing assembly (20) such that the filter body (30) acts inside the housing chamber (11) synchronously therewith when the air inducing assembly (20) is rotated,

wherein, the inside of the filter body (30) is provided with a filter cavity (31) with at least the upper end part being opened, and the peripheral wall of the filter body (30) is provided with a filter hole communicated with the filter cavity (31); and

a support body (80), wherein the support body (80) is arranged at the lower end of the filter body (30), and is magnetically connected with the filter body (30);

wherein the lower end of the filter body (30) has the same magnetic pole as the support body (80), so that the filter body (30) is supported in suspension.

2. The magnetic levitation filtration purification apparatus of claim 1, further comprising:

an upper split part (40), wherein one end of the upper split part (40) is fixedly connected with the centrifugal impeller (22);

a lower split part (50), one end of the lower split part (50) is fixedly connected with the filter body (30);

wherein the upper split part (40) and the lower split part (50) have different magnetic poles, so that the lower split part (50) and the upper split part (40) are fixedly attracted and connected with each other when being close to each other;

the upper part body (40) and the lower part body (50) are respectively provided with a first vent hole and a second vent hole which are communicated up and down, and when the upper part body (40) is matched and connected with the lower part body (50), the first vent hole, the second vent hole and the filter cavity (31) are communicated with each other.

3. The magnetic levitation filtration and purification apparatus as claimed in claim 2, wherein the lower body portion (50) is formed at an upper end thereof with a concave groove (52), and the upper body portion (40) is fitted in the concave groove (52).

4. The magnetic levitation filtration and purification device according to claim 2, wherein the lower part body (50) is coupled with the filter body (30) through a sealing body (60), wherein one end of the sealing body (60) is coupled with the lower part body (50) and the other end is coupled with the filter body (30).

5. The magnetic levitation filtration purification apparatus according to claim 4, wherein the sealing body (60) comprises:

a shaft diameter portion (61), the shaft diameter portion (61) being provided with a center through hole (63);

an outward extending portion (62), the outward extending portion (62) extending outward from an outer peripheral wall of the shaft portion (61);

wherein the shaft portion (61) is coupled with the lower part portion (50), and the extension portion (62) is coupled with the filter body (30).

6. Magnetic levitation filtration and purification device according to claim 5, wherein the central through hole (63) comprises:

a first communication hole (631), the first communication hole (631) penetrating upper and lower ends of the shaft portion (61);

a second communication hole (632) penetrating a lower end of the extension portion (62) without penetrating an upper end thereof, the second communication hole (632) communicating with the first communication hole (631);

wherein the second communication hole (632) has an inner diameter larger than that of the first communication hole (631).

7. The magnetic levitation filtration and purification device according to claim 6, wherein a ring-shaped slot (6321) is further configured in the second communication hole (632), the ring-shaped slot (6321) is adapted to cooperate with the filter body (30),

wherein the ring-shaped catching groove (6321) extends upward from an upper end of the second communication hole (632);

wherein the ring-shaped slot (6321) is formed in a non-projection region of the shaft portion (61) in the up-down direction of the extended portion (62).

8. The magnetic suspension filtering and purifying device of claim 6, wherein a plurality of protrusions (51) extending outward are provided along the circumference of the lower part portion (50) at intervals, a plurality of connection grooves (6311) are provided along the circumference of the inner wall of the first connection hole (631), and the protrusions (51) are engaged with the connection grooves (6311), wherein the connection grooves (6311) extend downward from the upper end surface of the first connection hole (631).

9. Magnetic levitation filtration and purification device according to claim 1, characterized in that the centrifugal impeller (22) is arranged close to the air outlet (13).

10. The magnetic suspension filtration and purification device according to claim 1, wherein the support body (80) is a cone-shaped structure, and the lower end of the filter body (30) is formed with a cone-shaped hole (32) matched with the support body (80).

Technical Field

The invention relates to the field of filtering equipment, in particular to a magnetic suspension filtering and purifying device.

Background

The purifying and dedusting equipment is a device for filtering dust particles in gas to clean the gas, and is widely applied to industrial production; among the prior art, mainly adopt filter bag formula, filter the cylinder, mould types filter equipment such as fever board, though above-mentioned device filters conveniently, simple structure, above-mentioned device is passive form dust removal, wants to realize higher purification dust collection efficiency, need through modes such as increase filter area to make equipment volume great, when the gas filtration to containing oily thick granule, easily bond on filter element, thereby influence filtration efficiency and life.

Disclosure of Invention

The invention aims to solve one of the problems in the prior art, and provides a magnetic suspension filtration and purification device which is small in size, high in filtration efficiency and reliability and capable of preventing oily viscous particles from being bonded on filter holes, so that the service life of a filter element is greatly prolonged.

In order to achieve the above object, the present invention provides a magnetic suspension filtration and purification device, comprising:

the air conditioner comprises a shell, wherein an accommodating cavity is defined in the shell, and at least one air inlet and at least one air outlet which are communicated with the accommodating cavity are formed in the accommodating cavity;

the induced air subassembly, the induced air subassembly sets up on the casing, include: the centrifugal impeller is pivotally connected in the shell, the driving device is coupled on the shell and drives the centrifugal impeller to rotate, and the centrifugal impeller is configured to generate wind which flows from the wind inlet to the wind outlet;

the filter body is arranged in the accommodating cavity and positioned between the air inlet and the air outlet, is suitable for being connected with the induced draft assembly, and can synchronously act with the induced draft assembly in the accommodating cavity when the induced draft assembly rotates to work,

wherein, the inside of the filter body is provided with a filter cavity with at least an open upper end part, and the peripheral wall of the filter body is provided with a filter hole communicated with the filter cavity; and

a support body disposed at a lower end of the filter body and magnetically connected to the filter body;

wherein the lower end of the filter body and the support body have the same magnetic pole, so that the filter body is supported in a suspension manner.

Specifically, when the magnetic suspension filtering and purifying device works, the centrifugal impeller is driven to rotate by the driving device in the air inducing assembly, the filter body synchronously rotates along with the induced draft fan, so that negative pressure is formed in the accommodating cavity, external gas to be filtered enters the accommodating cavity from the air inlet and enters the filter cavity through the filter holes in the filter body, and then the external gas to be filtered sequentially passes through the air inducing assembly and the air outlet along the upper opening end of the filter cavity to be discharged, and in the process, oily sticky particles in the external gas to be filtered passing through the filter holes are thrown onto the inner wall of the accommodating cavity under the action of centrifugal force of the filter body and flow to the bottom end of the accommodating cavity from top to bottom along the inner wall; this magnetic suspension filtration purification device can avoid oily thick granule to bond on filtering the hole, and filtration efficiency and reliability are higher, and are small.

In addition, the magnetic suspension filtration and purification device according to the present invention may further have the following technical features:

in one embodiment of the present invention, further comprising:

one end of the upper split part is fixedly connected with the centrifugal impeller;

one end of the lower part body is fixedly connected with the filter body;

the upper split part and the lower split part are provided with different magnetic poles, so that the lower split part and the upper split part are fixedly attracted and connected with each other when being close to each other;

the upper part body part and the lower part body part are respectively provided with a first ventilation hole and a second ventilation hole which are communicated up and down, and when the upper part body part is matched and connected with the lower part body part, the first ventilation hole, the second ventilation hole and the filter cavity are communicated with each other.

In one embodiment of the present invention, the upper end of the lower divided body is formed with a concave groove, and the upper divided body is fitted in the concave groove.

In one embodiment of the present invention, the lower split part and the filter body are coupled by a sealing body, wherein one end of the sealing body is coupled to the lower split part, and the other end thereof is coupled to the filter body.

In one embodiment of the present invention, the sealing body includes:

a shaft diameter portion provided with a central through hole;

an extended portion extending outward from an outer peripheral wall of the shaft portion;

wherein the shaft diameter part is coupled with the lower split part, and the extension part is coupled with the filter body.

In one embodiment of the present invention, the central through hole comprises:

a first communication hole penetrating the upper and lower ends of the shaft portion;

a second communication hole penetrating the lower end of the extension portion without penetrating the upper end thereof, and communicating with the first communication hole;

wherein an inner diameter of the second communication hole is larger than an inner diameter of the first communication hole.

In one embodiment of the invention, an annular clamping groove is further arranged in the second communication hole, the annular clamping groove is suitable for being matched with the filter body,

the annular clamping groove extends upwards from the upper end face of the second communication hole;

wherein the annular groove is formed in a non-projection region of the shaft portion in the up-down direction of the extended portion.

In one embodiment of the present invention, a plurality of protrusions extending outward are provided at intervals along a circumferential direction of the lower part portion, a plurality of coupling grooves are provided along a circumferential direction of an inner wall of the first coupling hole, and the protrusions are engaged with the coupling grooves, wherein the coupling grooves extend downward from an upper end surface of the first coupling hole.

In one embodiment of the invention, the centrifugal impeller is arranged close to the air outlet.

In one embodiment of the invention, the support body is a conical structure, and the lower end of the filter body is formed with a conical hole matched with the support body.

The following description of the preferred embodiments for carrying out the present invention will be made in detail with reference to the accompanying drawings so that the features and advantages of the present invention can be easily understood.

Drawings

FIG. 1 is a schematic structural diagram of a magnetic levitation filtration and purification device according to an embodiment of the present invention;

FIG. 2 is an exploded view of a magnetic levitation filtration purification apparatus according to an embodiment of the present invention;

FIG. 3 is a schematic structural diagram of a seal according to an embodiment of the invention;

FIG. 4 is a schematic view of a connection structure between the lower segment portion and the sealing body according to an embodiment of the present invention;

fig. 5 is a schematic view of a connection structure between the upper and lower body parts and the sealing body according to the embodiment of the present invention.

Reference numerals:

a magnetic suspension filtration and purification device 100;

a housing 10;

a housing chamber 11;

an air inlet 12;

an air outlet 13;

an air induction assembly 20;

a drive device 21;

a centrifugal impeller 22;

a filter body 30;

a filter chamber 31;

a tapered bore 32;

an upper split portion 40;

a connecting rod 41;

a lower split portion 50;

a projection 51;

a concave groove 52;

a seal body 60;

a shaft diameter portion 61;

an extension portion 62;

a central through hole 63;

a first communication hole 631;

a connection groove 6311;

the second communication hole 632;

a ring clamp slot 6321;

a bearing 70;

a support body 80;

oily viscous particles OPV.

Detailed Description

The invention will be further explained with reference to the drawings.

The following description is provided with reference to the accompanying drawings to assist in a comprehensive understanding of various embodiments of the invention as defined by the claims. It includes various specific details to assist in this understanding, but these details should be construed as merely exemplary. Accordingly, those of ordinary skill in the art will recognize that changes and modifications of the various embodiments described herein can be made without departing from the scope of the invention, which is defined by the appended claims. Moreover, descriptions of well-known functions and constructions may be omitted for clarity and conciseness.

It will be apparent to those skilled in the art that the following descriptions of the various embodiments of the present invention are provided for illustration only and not for the purpose of limiting the invention as defined by the appended claims.

Although expressions such as "1 st", "2 nd", "first" and "second" may be used to describe the respective elements of the present invention, they are not intended to limit the corresponding elements. For example, the above expressions are not intended to limit the order or importance of the corresponding elements. The above expressions are used to distinguish one element from another.

References herein to "upper", "lower", "left", "right", etc. are merely intended to indicate relative positional relationships, which may change accordingly when the absolute position of the object being described changes.

The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. Singular references include plural references unless there is a significant difference in context, scheme or the like between them.

Unless otherwise defined, all terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. It will be further understood that terms, such as those defined in commonly used dictionaries, should be interpreted as having a meaning that is consistent with their meaning in the context of the relevant art and the present specification and will not be interpreted in an idealized or overly formal sense unless expressly so defined herein.

A magnetic levitation filtration purification apparatus 100 according to the present invention, as shown in fig. 1 and 2, comprises:

the gas filtering device comprises a shell 10, wherein a containing cavity 11 is defined in the shell 10, and at least one air inlet 12 and at least one air outlet 13 which are communicated with the containing cavity 11 are arranged on the containing cavity 11, namely, external gas to be filtered enters the containing cavity 11 from the air inlet 12 and is discharged from the air outlet 13 to form a complete gas flow track;

an air inducing assembly 20, the air inducing assembly 20 being disposed on the housing 10, including: a centrifugal impeller 22 and a driving device 21, wherein the centrifugal impeller 22 is pivotally connected in the housing 10, the driving device 21 is coupled to the housing 10 and drives the centrifugal impeller 22 to rotate, and the centrifugal impeller 22 is configured such that the wind generated by the centrifugal impeller 22 flows from the wind inlet 12 to the wind outlet 13;

a mounting cavity is formed inside the housing 10, the centrifugal impeller 22 is pivotally fitted in the mounting cavity, the driving device 21 drives the centrifugal impeller 22 to rotate, so that negative pressure is formed in the accommodating cavity 11 by the centrifugal impeller 22, and external gas to be filtered actively enters the accommodating cavity 11 from the air inlet 12;

a filter 30, wherein the filter 30 is disposed in the accommodating chamber 11 between the air inlet 12 and the air outlet 13, and is adapted to be coupled to the air inducing assembly 20, such that when the air inducing assembly 20 rotates, the filter 30 moves synchronously with the accommodating chamber 11,

wherein, the inside of the filter body 30 is provided with a filter cavity 31 with at least an open upper end part, and the peripheral wall of the filter body 30 is provided with a filter hole communicated with the filter cavity 31; the induced draft assembly 20 is connected to the upper end of the filter cavity 31, when the induced draft assembly 20 works, external gas to be filtered enters the accommodating cavity 11 from the air inlet 12, is filtered by the filter holes on the filter body 30, enters the filter cavity 31, and is discharged from the upper end of the filter cavity 31 through the air outlet 13;

a support 80, wherein the support 80 is disposed at a lower end of the filter 30 and magnetically connected to the filter 30;

wherein the lower end of the filter body 30 has the same magnetic polarity as the support body 80, so that the filter body 30 is supported in suspension.

Specifically, when the magnetic suspension filtration and purification device 100 works, the centrifugal impeller 22 is driven to rotate by the driving device 21 in the induced draft assembly 20, and the filter body 30 also rotates synchronously with the induced draft fan, so that negative pressure is formed in the accommodating cavity 11, so that the external gas to be filtered enters the accommodating cavity 11 from the air inlet 12 and enters the filter cavity 31 through the filter holes in the filter body 30, and then is sequentially discharged through the induced draft assembly 20 and the air outlet 13 along the upper open end of the filter cavity 31, in the process, oily sticky particles OPV in the external gas to be filtered passing through the filter holes are thrown onto the inner wall of the accommodating cavity 11 under the centrifugal force action of the filter body 30, and flow to the bottom end of the accommodating cavity 11 from top to bottom along the inner wall; this magnetic suspension filtration purification device 100 can avoid oily thick granule OPV to bond on filtering the hole, and filtration efficiency and reliability are higher, and are small.

In one embodiment of the present invention, further comprising:

an upper split part 40, one end of the upper split part 40 being fixedly coupled with the centrifugal impeller 22;

a lower split part 50, one end of the lower split part 50 being fixedly coupled with the filter body 30;

wherein, the upper split part 40 and the lower split part 50 have different magnetic poles, so that the lower split part 50 and the upper split part 40 are fixedly attracted and coupled; here, the upper division body 40 and the centrifugal impeller 22, and the lower division body 50 and the filter body 30 may be connected by fastening members, such as bolts and screws.

A first vent hole and a second vent hole which are vertically communicated are respectively arranged on the upper part 40 and the lower part 50, and when the upper part 40 is matched and connected with the lower part 50, the first vent hole, the second vent hole and the filter cavity 31 are communicated with each other; it is noted that the first vent hole, the second vent hole and the filter body 30 are coaxially arranged.

Specifically, the upper part portion 40 and the lower part portion 50 are both magnetic members, wherein the upper end of the upper part portion 40 is coupled to the centrifugal impeller 22, the lower end of the lower part portion 50 is coupled to the filter 30, and the lower end of the upper part portion 40 and the upper end of the lower part portion 50 are attracted to each other, so that the filter 30 rotates synchronously with the centrifugal impeller 22.

Of course, the present invention is not limited thereto, and the filter 30 may be connected to the induced draft assembly 20 by fastening means, for example, directly connected to the output shaft of the driving device 21 by fastening means, so that the filter 30 can rotate synchronously with the driving device 21.

In order to prevent the upper split part 40 and the lower split part 50 from being eccentric during the process of fitting, that is, the upper split part 40 and the lower split part 50 are coaxially disposed, in an embodiment of the present invention, as shown in fig. 2 and 4, a concave groove 52 is formed at the upper end of the lower split part 50, and the lower end of the upper split part 40 is configured to fit in the concave groove 52, for example, the lower end of the upper split part 40 is configured to be a circular truncated cone structure, and correspondingly, the concave groove 52 at the upper end of the lower split part 50 is also configured to be a circular truncated cone structure, so that the upper split part 40 and the lower split part 50 are centered and are convenient to assemble and install.

In an embodiment of the present invention, the lower sub-body 50 is coupled to the filter body 30 through a sealing body 60, wherein one end of the sealing body 60 is coupled to the lower sub-body 50, and the other end thereof is coupled to the filter body 30, such that when the driving device 21 drives the centrifugal impeller 22 to rotate, the upper sub-body 40 coupled thereto is driven to rotate, thereby driving the lower sub-body 50 attracted to each other to rotate, and the lower sub-body 50 drives the filter body 30 coupled thereto to rotate through the sealing body 60, such that the filter body 30 generates a centrifugal force to throw the oily particles OPV located on the filter holes onto the inner wall of the accommodating chamber 11; that is, the lower divided body 50 and the filter body 30 can be easily coupled by the sealing body 60, and the sealing body 60 can prevent the filtered gas from leaking out of the upper end open end of the receiving chamber 11.

In one embodiment of the present invention, the sealing body 60 includes:

a shaft diameter portion 61, the shaft diameter portion 61 being provided with a center through hole 63;

an outward extending portion 62, the outward extending portion 62 extending outward from an outer peripheral wall of the shaft portion 61;

wherein the shaft diameter portion 61 is coupled with the lower body portion 50, and the outer extension portion 62 is coupled with the filter body 30.

That is, the sealing body 60 has a stepped structure because the outer diameter dimension of the filter body 30 connected to the outer extension portion 62 is larger than the outer diameter dimension of the lower split portion 50 connected to the shaft diameter portion 61; the central through hole 63 is communicated with the filter cavity 31 in the filter body 30, so that the filtered gas can be discharged out of the air outlet 13 through the central through hole 63.

In one embodiment of the present invention, the central through hole 63 includes:

a first communication hole 631, the first communication hole 631 penetrating upper and lower ends of the shaft portion 61;

a second communication hole 632 passing through the lower end of the extension 62 without passing through the upper end thereof, and the second communication hole 632 communicating with the first communication hole 631, wherein the second communication hole 632 has an inner diameter greater than that of the first communication hole 631;

that is, in order to make the filtered gas enter the sealing body 60 more smoothly from the filter body 30 and to increase the amount of gas passing through the central through hole 63, the inner diameter of the second communication hole 632 is designed to be larger than the inner diameter of the first communication hole 631, so that the sealing body 60 serves as a transition section between the lower body portion 50 and the filter body 30, and can play a good role in sealing while ensuring smooth gas flow.

In an embodiment of the present invention, as shown in fig. 3, a ring-shaped locking groove 6321 is further disposed in the second communication hole 632, the ring-shaped locking groove 6321 is adapted to be engaged with the filter body 30,

wherein the ring-shaped catching groove 6321 extends upward from the upper end of the second communication hole 632;

wherein the ring-shaped card slot 6321 is formed in a non-projection region of the shaft portion 61 in the up-down direction of the extended portion 62;

that is to say, the ring-shaped clamping groove 6321 is arranged to facilitate the matching between the filter body 30 and the sealing body 60, so as to ensure the coaxiality of the sealing body 60 and the filter body 30 during the assembling process.

The sealing body 60 and the filter body 30 are connected by fastening connectors, for example, a plurality of first positioning holes are provided at intervals along the circumferential direction of the extension portion 62, and a plurality of second positioning holes are provided at intervals on the upper end surface of the filter body 30, and the fastening connectors sequentially connect the first positioning holes and the second positioning holes.

In one embodiment of the present invention, further comprising:

a bearing 70, wherein the bearing 70 is sleeved on the shaft diameter part 61 of the sealing body 60; specifically, the inner ring of the bearing 70 is fixedly connected with the shaft diameter portion 61 of the sealing body 60 by interference fit, and the outer ring of the bearing 70 is fixedly connected in the housing 10, so that the friction between the sealing body 60 and the housing 10 can be reduced during the synchronous rotation of the sealing body with the induced draft assembly 20.

In one embodiment of the present invention, a plurality of protrusions 51 extending outward are provided at intervals along the circumferential direction of the lower part 50, a plurality of connection grooves 6311 are provided along the circumferential direction of the inner wall of the first connection hole 631, and the protrusions 51 are engaged with the connection grooves 6311, wherein the connection grooves 6311 extend downward from the upper end surface of the first connection hole 631;

the lower split part 50 and the sealing body 60 can be conveniently connected through the matching mode, so that the lower split part 50 can be prevented from sliding relative to the sealing body 60 when rotating, and the whole structure is safer and more reliable.

It can be understood that, since the filter body 30 is suspended and supported by the supporting body 80, the sealing body 60 at the upper end of the filter body 30 is fixedly connected with the supporting body, and the filter body 30 is driven to rotate between the lower sub-body portion 50 and the sealing body 60, only the degree of freedom in the circumferential direction needs to be limited, that is, the protrusion 51 is arranged on the lower sub-body portion 50, and the connecting groove 6311 is arranged on the inner wall of the central through hole 63.

In an embodiment of the present invention, the centrifugal impeller 22 is disposed near the air outlet 13, so that the air outlet can exhaust air more effectively.

In one embodiment of the present invention, the supporting body 80 is a conical structure, and the lower end of the filter body 30 is formed with a conical hole 32 adapted to the supporting body 80; the support body 80 is tapered to ensure the coaxiality of the connection between the support body 80 and the filter body 30, and to facilitate the assembly.

In one embodiment of the present invention, as shown in fig. 5, the upper split part 40 has a plurality of connecting rods 41 arranged at intervals along the circumferential direction, and a first vent hole is formed between two adjacent connecting rods 41, and when the upper split part 40 is engaged with the lower split part 50, filtered gas is discharged through the first vent hole; and the provision of the connecting rod 41 also facilitates the coupling between the upper separate body portion 40 and the centrifugal impeller 22.

When the magnetic suspension filtering and purifying device 100 works, the centrifugal impeller 22 is driven to rotate by the driving device 21 in the air inducing assembly 20, the upper split part 40 fixedly connected with the centrifugal impeller 22 is driven to rotate by the centrifugal impeller 22, the filter body 30 connected with the lower split part 50 through the sealing body 60 is driven to synchronously rotate due to the mutual fixed connection between the upper split part 40 and the lower split part 50, so that negative pressure is formed in the accommodating cavity 11, external gas to be filtered enters the accommodating cavity 11 from the air inlet 12 and enters the filter cavity 31 through the filter holes on the filter body 30, and then is discharged from the second vent hole, the first vent hole and the air outlet 13 along the upper open end of the filter cavity 31 in sequence, and in the process, the oily viscous particles OPV in the external gas to be filtered passing through the filter holes are thrown onto the inner wall of the accommodating cavity 11 under the centrifugal force of the filter body 30, and flows along the inner wall from top to bottom to the bottom end of the accommodating cavity 11; this magnetic suspension filtration purification device 100 can avoid oily thick granule OPV to bond on filtering the hole, and filtration efficiency and reliability are higher, and are small.

The above description is intended to be illustrative of the present invention and not to limit the scope of the invention, which is defined by the claims appended hereto.

Those skilled in the art will appreciate that various features of the various embodiments of the invention described hereinabove may be omitted, added to, or combined in any manner, respectively. Moreover, simple modifications and structural modifications that are adaptive and functional to those skilled in the art are within the scope of the present invention.

While the invention has been shown and described with reference to various embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the scope of the invention as defined by the appended claims.