CN217817269U

CN217817269U - Air inlet device for filter

Info

Publication number: CN217817269U
Application number: CN202220796868.7U
Authority: CN
Inventors: 王永利; 王梓松
Original assignee: Suzhou Kemu Electric Co ltd
Current assignee: Suzhou Kemu Electric Co ltd
Priority date: 2022-04-07
Filing date: 2022-04-07
Publication date: 2022-11-15
Anticipated expiration: 2032-04-07

Abstract

The utility model provides an air intake device for a filter, which comprises a motor mounting rack, wherein the motor mounting rack comprises a connecting table surface and a groove which is concave downwards from the center of the connecting table surface; the top of the cyclone cone component is arranged on the lower surface of the connecting table board, and airflow discharges wind from the connecting table board after the cyclone cone component enters the wind laterally; the filter screen assembly is clamped below the motor mounting frame, and the cyclone cone assembly is arranged between the filter screen assembly and the motor mounting frame; the filter sets up in the recess, and the inlet scoop of motor is installed at the top of filter. The utility model discloses a motor mounting bracket, whirlwind awl subassembly, filter screen subassembly and filter install the filter in the middle of the whirlwind awl, can make the more even distribution of air current on the surface of filter, effectively improve filterable effect.

Description

Air inlet device for filter

Technical Field

The utility model belongs to the technical field of the filter technique and specifically relates to a hot blast blowpipe apparatus for filter and specifically relates to a hand-held type filter technical field.

Background

The household handheld filter is small in overall size, and due to the limitation of the structure, the adsorption effect is not good; however, with the continuous development of living standards, the requirement on the cleanliness of the environment is higher and higher, and a filter structure suitable for daily use needs to be developed urgently, so that the daily adsorption effect needs to be met.

Disclosure of Invention

In view of the above shortcomings in the prior art, an object of the present invention is to provide an air intake device for a filter, which is used to solve the difficulties in the prior art.

In order to achieve the above objects and other related objects, the present invention provides an air intake device for a filter, including:

the motor mounting bracket 1 comprises a connecting table top 101 and a groove 102, wherein the connecting table top 101 is recessed downwards from the center;

the top of the cyclone cone assembly is arranged on the lower surface of the connecting table top 101, and after the cyclone cone assembly enters the wind in the lateral direction, the airflow discharges the wind from the connecting table top 101;

the filter screen assembly is clamped below the motor mounting frame 1, and the cyclone cone assembly is arranged between the filter screen assembly and the motor mounting frame 1;

the filter 2 is arranged in the groove 102, and an air suction opening of the motor is arranged at the top of the filter 2.

According to a preferred scheme, through holes 103 are annularly and equidistantly arranged on the connecting table-board 101.

According to a preferable scheme, the through hole 103 extends downwards to form a cylindrical hole 104, and the cylindrical hole 104 extends into the conical barrel 3.

According to a preferred aspect, the cyclone cone assembly comprises:

the conical barrels 3 are vertically arranged, through holes are formed in the upper and lower parts of each conical barrel 3, and a circle of conical barrels 3 is arranged in a tangent annular mode;

the head of each cone 3 is provided with a channel towards the outside to form a lateral air inlet 4, the lateral air inlets 4 of the cone 3 are in the same direction, and the cone is connected in front and back to form a circle;

the cyclone cone mounting piece 5 is erected in the filter 2 and used for supporting the cone barrel 3.

According to a preferable scheme, the cone barrel 3 comprises a head part 301, a connecting cone 302 and a bottom mounting barrel 303 which are integrally arranged from top to bottom, wherein the inner diameter of the head part 301 is larger than that of the bottom mounting barrel 303;

the bottom mounting cylinder 303 is provided with a mounting step 304 corresponding to the mounting hole of the cyclone cone mounting piece 5.

According to the preferred scheme, the top of the connecting cone 302 is opposite to the head part 301, the bottom of the connecting cone 302 is opposite to the bottom of the connecting cone, the barrel 303 is arranged, and the connecting cone 302 is in a funnel shape with a large top and a small bottom.

According to a preferred solution, the bottom of the cylindrical hole 104 is flush with the bottom of the lateral tuyere 4.

According to the preferred scheme, the top of the cone barrel 3 is arranged below the connecting table surface 101 through a motor mounting frame sealing ring 6.

According to a preferred aspect, the filter screen assembly comprises:

the motor mounting frame 1 is mounted at the top of the support 7;

the filter screen 8 is laid around the outer periphery of the support member 7;

the dustproof ring 9 is arranged on the support piece 7 below the filter screen 8 in a horn-shaped surrounding mode.

According to a preferred scheme, the supporting piece 7 is further provided with a mounting ring for mounting a mating part on the inner side of the dustproof ring 9.

According to a preferred solution, the support 7 comprises:

the top connecting ring 10 is stepped, and a buckle 11 protruding outwards is further arranged in the axial direction of the top connecting ring 10;

the vertical enclosing barriers 12 are integrally arranged below the top connecting ring 10, a plurality of vertical enclosing barriers 12 are arranged at equal intervals, and the outer diameter of a circle formed by connection is smaller than that of the top connecting ring 10;

the dust collecting cone barrel 3 is arranged at the bottom of the vertical enclosure 12 and is in an inverted conical shape.

According to a preferred solution, the height of the vertical fence 12 is the same as the height of the sieve 8.

The utility model discloses a motor mounting bracket, whirlwind awl subassembly, filter screen subassembly and filter are installed the filter in the middle of the whirlwind awl, can make the more even distribution of air current on the surface of filter, effectively improve filterable effect.

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 perspective view of the present invention;

fig. 2 shows an exploded view of the present invention;

FIG. 3 is a front view of the present invention;

FIG. 4 showsbase:Sub>A cross-sectional view A-A of FIG. 3;

fig. 5 is an enlarged schematic view of the three-dimensional structure of the motor mounting bracket according to the present invention;

fig. 6 is a front view of the motor mounting bracket of the present invention;

FIG. 7 is a cross-sectional view taken along line B-B of FIG. 6;

fig. 8 is an enlarged schematic view of the cyclone cone assembly according to the present invention;

fig. 9 is an enlarged schematic view of the three-dimensional structure of the filter screen assembly according to the present invention;

description of the reference symbols

1. The motor mounting frame comprises a motor mounting frame 101, a connecting table top 102, grooves 103, through holes 104 and a cylindrical hole; 2. a filter; 3. the device comprises a cone barrel 301, a head 302, a connecting cone 303, a bottom mounting barrel 304 and a mounting step; 4. a lateral air inlet; 5. a cyclone cone mounting piece; 6. a motor mounting frame sealing ring; 7. a support member; 8. filtering with a screen; 9. a dust ring; 10. a top connecting ring; 11. buckling; 12. and (5) vertically enclosing.

Detailed Description

In order to make the technical solution of the present invention's purpose, technical solution and advantages clearer, the following description will be combined with the drawings of the specific embodiments of the present invention, to carry out clear and complete description on the technical solution of the embodiments of the present invention. Like reference symbols in the various drawings indicate like elements. It should be noted that the described embodiments are some, not all embodiments of the present invention. Based on the described embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Possible embodiments within the scope of the invention may have fewer parts, have other parts not shown in the figures, different parts, differently arranged parts or differently connected parts, etc. than the examples shown in the figures. Further, two or more of the components in the drawings may be implemented in a single component, or a single component shown in the drawings may be implemented as a plurality of separate components.

Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this invention belongs. The use of "first," "second," and similar terms in the description and in the claims does not indicate any order, quantity, or importance, but rather is used to distinguish one element from another. Also, the use of the terms "a" or "an" and the like do not necessarily denote a limitation of quantity. The word "comprising" or "comprises", and the like, means that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.

The utility model provides an air inlet device for filter for in the structure of filter, the utility model discloses do not restrict the type of filtering core, nevertheless in this whirlwind type filtration specially adapted small-size structure.

Generally, the utility model provides an air inlet unit for filter mainly includes motor mounting bracket 1, whirlwind awl subassembly, filter screen subassembly and filter 2. Reference may be made to fig. 1, which shows the arrangement of the motor mount 1, the cyclone cone assembly, the filter screen assembly and the filter 2.

The device develops a structure for realizing air inlet of the filter by utilizing the cyclone cone assembly, the filter 2 is arranged in the cyclone cone assembly, the cyclone cone group structure comprises cone barrels 3, a lateral air inlet 4 and cyclone cone mounting pieces 5, the cone barrels 3 are vertically arranged, through holes are formed in the upper part and the lower part, a plurality of cone barrels 3 are tangentially and annularly provided with a circle, each cone barrel 3 comprises a head 301, a connecting cone 302 and a bottom mounting barrel 303 which are integrally arranged from top to bottom, the inner diameter of the head 301 is larger than that of the bottom mounting barrel 303, therefore, the top of the connecting cone 302 is matched with the head 301, the bottom of the connecting cone 302 is matched with the bottom mounting barrel 303, and the connecting cone 302 is of a funnel-shaped structure with a large upper part and a small lower part;

when the air purifier is used, external air flow enters the cone barrel 2 through the lateral air inlet 4 of each cone barrel 3, because the lateral air inlet 4 of each cone barrel 3 is in the same direction and is connected front and back to form a circle and then is discharged from the top, although the bottom of the cone barrel 3 is open, a closed structure (not shown in the figure) is also arranged on the whole lower structure, the air flow can only be discharged from the top of the cone barrel 2, in addition, the top of the cone barrel 2 is also provided with a suction port of a motor, the suction port is arranged on the groove 102 of the motor mounting frame 1, the upward discharged air flow can only downwards move from the space between the filter 2 and the inner wall of the groove 102, then passes through a filter element of the filter 2 in a U-shaped upward direction and is absorbed by the motor, and filtered clean air is obtained;

the air flow path is as described above, and then since the cone 2 is annularly arranged around the filter 2 and the lateral air inlets 4 are also annularly arranged to absorb the external air flow, the air flow entering the grooves 102 will be more evenly distributed on the surface of the filter 2, which is beneficial to improving the filtering effect.

Specifically, the cyclone cone assembly is installed in the motor installation frame 1, the motor installation frame 1 comprises a connection table top 101 and a groove 102, the connection table top 101 is recessed downwards from the center, a filter 2 is loaded in the groove 102, through holes 103 are annularly and equidistantly arranged on the connection table top 101, the lower part of each through hole 103 is hermetically connected with the top of the cone barrel 3 through a motor installation frame sealing ring 6, and the outflow of air flow is avoided; further, in order to avoid the condition of leaking out to take place, through-hole 103 downwardly extending forms cylinder hole 104, and inside cylinder hole 104 stretched into awl bucket 3, and the bottom of cylinder hole 104 and the bottom of side direction income wind gap 4 flushed, can increase the formation of air current, based on the formation of curve formula, can guarantee more that outside air current is by steady balanced inhaling, effectively improves filterable efficiency.

A filter screen assembly is clamped below the connecting table top 101, the cyclone cone assembly is arranged between the filter screen assembly and the motor mounting frame 1, a bottom mounting cylinder 303 of the cone barrel 3 is supported by a cyclone cone mounting piece 5 erected in the filter 2, and in addition, the bottom mounting cylinder 303 is provided with a mounting step 304 for a mounting hole matched with the cyclone cone mounting piece 5;

specifically, the filter screen assembly is provided with a support member 7, a filter screen 8 and a dust ring 9, the top of the support member 7 is used for installing the motor installation frame 1, the outer periphery of the support member 7 surrounds and lays the filter screen 8, the dust ring 9 is in a horn shape and is arranged on the support member 7 below the filter screen 8 in a surrounding manner, the dust generated by the opening-shaped structure at the bottom of the support member 7 is prevented from flying and scattering, the support member 7 is also used for installing a structure for closing the bottom of the support member 7 to the installation ring of the matched part on the inner side of the dust ring 9, and therefore the dust ring 9 is used for further preventing dust from scattering.

In order to match the bayonet of the connection table top 101, the support 7 is arranged to have a structure of a top connection ring 10, a vertical enclosure 12 and a dust collection cone 3, wherein the top connection ring 10 is in a step shape and is used for clamping the motor mounting rack 1, and a buckle 11 protruding outwards is further arranged on the circumference of the top connection ring 10, namely, the purpose of realizing fixed clamping of the bayonet of the connection table top 101 is realized;

secondly, the vertical enclosure 12 is integrally arranged below the top connecting ring 10, a plurality of vertical enclosure baffles are arranged at equal intervals, the outer diameter of a circle formed by connection is smaller than that of the top connecting ring 10, the filter screen 8 is arranged outside the vertical enclosure 12, on one hand, the vertical enclosure has a supporting effect, on the other hand, the vertical enclosure 12 has an effect of connecting the top connecting ring 10 with the dust collecting cone barrel 3, generally, the height of the vertical enclosure 12 is the same as that of the filter screen 8, and in addition, the air suction area of the filter screen 8 cannot be influenced;

secondly, the dust collecting cone barrel 3 is arranged at the bottom of the vertical enclosing barrier 12 and is in an inverted conical shape, a conical structure is adopted, the functions of guiding and collecting dust are provided, and the purpose of concentrating at the bottom of the dust collecting cone barrel 3 can be facilitated.

The above embodiments are merely illustrative of the principles and effects of the present invention, and are not intended to limit the present invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims

1. The utility model provides a filter is with hot blast blowpipe apparatus which characterized in that includes:

the motor mounting rack (1) comprises a connecting table top (101) and a groove (102) which is formed in the connecting table top (101) and is recessed downwards from the center;

the top of the cyclone cone assembly is arranged on the lower surface of the connecting table top (101), and after the cyclone cone assembly enters the wind laterally, airflow discharges the wind from the connecting table top (101);

the filter screen assembly is clamped below the motor mounting frame (1), and the cyclone cone assembly is arranged between the filter screen assembly and the motor mounting frame (1);

the filter (2), filter (2) set up in recess (102), the inlet scoop of motor is installed at the top of filter (2).

2. The filter air intake device according to claim 1, wherein the connection platform (101) is provided with through holes (103) at equal intervals.

3. The filter intake assembly of claim 2, wherein the cyclone cone assembly comprises:

the conical barrels (3) are vertically arranged, through holes are formed in the upper and lower parts of the conical barrels (3), and a circle of conical barrels (3) is tangentially and annularly arranged;

the lateral air inlets (4) are formed by opening channels towards the outer side at the head parts of the conical barrels (3), the lateral air inlets (4) of the conical barrels (3) are identical in direction, and the conical barrels are connected front and back to form a circle;

the cyclone cone mounting piece (5) is erected in the filter (2) and used for supporting the cone barrel (3).

4. The air intake device for the filter according to claim 3, wherein the cone barrel (3) comprises a head portion (301), a connecting cone (302) and a bottom mounting barrel (303) which are integrally arranged from top to bottom, and the inner diameter of the head portion (301) is larger than that of the bottom mounting barrel (303);

the bottom mounting cylinder (303) is provided with mounting steps (304) for mounting holes of the cyclone cone mounting pieces (5).

5. An air intake device for a filter according to claim 4, wherein the top of the cone (3) is mounted below the connection table (101) by a motor mounting frame sealing ring (6).

6. The intake assembly of claim 5, wherein the screen assembly comprises:

the motor mounting frame (1) is mounted at the top of the support piece (7);

the filter screen (8) is laid around the outer circumference of the support piece (7) in a surrounding manner;

the dust-proof ring (9), the dust-proof ring (9) is arranged on the supporting piece (7) below the filter screen (8) in a horn-shaped surrounding way.

7. An air inlet arrangement for a filter according to claim 6, characterized in that the support element (7) comprises:

the top connecting ring (10) is in a step shape, and a buckle (11) protruding outwards is further arranged in the axial direction of the top connecting ring (10);

the vertical enclosing barriers (12) are integrally arranged below the top connecting ring (10) and are arranged at equal intervals, and the outer diameter of a circle formed by connection is smaller than that of the top connecting ring (10);

the dust collecting cone barrel (3) is arranged at the bottom of the vertical enclosure (12) and is in an inverted conical shape.