CN217220681U - Air outlet mechanism for filter - Google Patents
Air outlet mechanism for filter Download PDFInfo
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- CN217220681U CN217220681U CN202220798412.4U CN202220798412U CN217220681U CN 217220681 U CN217220681 U CN 217220681U CN 202220798412 U CN202220798412 U CN 202220798412U CN 217220681 U CN217220681 U CN 217220681U
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Abstract
The utility model provides an air outlet mechanism for a filter, which comprises a motor; the motor installation base is loaded with a motor, and the bottom of the motor installation base is arranged on an air outlet of the primary filter; the motor cover is covered on the motor from the top of the motor, the bottom of the motor cover is installed on the motor installation base through screws, and a cyclone air outlet structure is arranged in the circumferential direction of the motor cover; the filter unit is installed in the circumference of whirlwind air-out structure, and the top all seals up the setting with the bottom. The utility model discloses a motor, motor installation base, motor cover and filter unit realize introducing the top with the air current of primary filtration and carry out secondary filter's purpose each other to the structure of joining in marriage, the cooperation of whirlwind air-out structure and sealing washer in addition for the distribution that can be even through the air current of primary filtration is on the surface of motor cover, also distributes on the surface of filter unit equally, and filter effect is good like this, also can reduce the noise influence that concentrated air current produced.
Description
Technical Field
The utility model belongs to the technical field of the filter and specifically relates to an air-out mechanism for filter relates to a hand-held type filter field.
Background
The whole volume of the handheld filter is small, and due to the structural limitation and the problem of the internal space, the strength is usually insufficient, so that the filtering effect is not good;
in addition, in order to satisfy the filtering effect, the power of the motor is increased to achieve the enhancement, but the increase of the power directly causes the increase of noise, so that the use feeling of the filter is reduced.
Disclosure of Invention
In view of the above shortcomings in the prior art, an object of the present invention is to provide an air outlet mechanism for a filter, which is used to solve the difficulties in the prior art.
In order to achieve the above and other related objects, the present invention provides an air outlet mechanism for a filter, including:
a motor 1;
the air filter comprises a motor mounting base 2, wherein a motor 1 is loaded on the motor mounting base 2, and the bottom of the motor mounting base 2 is mounted on an air outlet of a primary filter;
the motor cover 3 covers the motor 1 from the top of the motor 1, the bottom of the motor cover 3 is installed on the motor installation base 2 through screws, and a cyclone air outlet structure 302 is arranged on the circumferential direction of the motor cover 3;
and the filter unit 4 is arranged in the circumferential direction of the cyclone air outlet structure 302, and the top and the bottom of the filter unit 4 are hermetically arranged.
According to the preferred scheme, the central position of the motor mounting base 2 extends towards the direction far away from the motor 1 to form an air inlet support 5, and the air inlet support 5 is coaxially arranged with an air inlet of the motor 1.
According to the preferred scheme, a motor sealing gasket 6 is arranged between the motor mounting base 2 and the motor 1.
According to the preferred scheme, motor installation base 2 has set gradually the three-layer from high to low step-like connection structure along keeping away from the circumference of motor 1 direction, and top step 201 supports motor cover 3, and middle step 202 and the first filter casing body sealing connection in bottom, bottom step 203 and the main casing body that the cover was established on air-out mechanism closely install.
According to a preferred solution, the axial sleeve of the bottom step 203 is provided with a main casing seal ring 7.
According to a preferred scheme, the motor mounting base 2 is further provided with an outer shell 204, the outer shell 204 surrounds the connecting structure, and the locking structure 8 and the guide structure 9 are prefabricated on the outer shell 204 and are matched with threads of the main shell.
According to a preferred solution, the motor casing 3 comprises:
an annular base 301, said annular base 301 bearing against the top step 201 and the inside of the outer shell 204;
the cyclone air outlet structure 302 is positioned in the middle of the annular base 301 and extends upwards, the cyclone air outlet structure 302 is formed by a plurality of blades 303 in an annular array mode, an air outlet 305 is formed between every two adjacent blades 303, and the direction of the air outlet is tangential to the rotating direction of the adjacent blades 303;
and the top of the plurality of blades 303 is covered with a closed cover top 304, the middle part of the cover top 304 is upwards raised and matched with the motor fixing block 10 at the head of the motor 1 at the bottom.
According to a preferred solution, the outer shell 204 supports the annular seat 301 provided with a step structure 205.
According to a preferred solution, the annular base 301 is provided with an annular spacer ring 305, the inner side of the annular spacer ring 305 being used for mounting the motor casing 3 on the motor mounting base 2 by running screws, and the outer side of the annular spacer ring 305 being used for carrying the filter unit 4.
According to the preferred scheme, a vertical upward outer side wall 306 is integrally arranged on the outer side of the annular base 301, and a plurality of reinforcing ribs 307 are arranged between the outer side wall 306 and the ground for fixing.
According to a preferred solution, the filter unit 4 comprises:
a filter cotton 401;
the lower bracket 402 is arranged on the annular base 301, and the top of the lower bracket 402 is clamped with filter cotton 401;
and the upper bracket 403 is arranged on the top of the filter cotton 401 and covers the motor cover 3.
According to the preferred scheme, the bottom of the lower bracket 402 is installed with the annular base 301 through the lower bracket sealing ring 11;
the top of the upper bracket 403 is mounted to the main housing by an upper bracket seal 12.
According to a preferable scheme, the cross section of the structure that the lower bracket 402 and the upper bracket 403 are loaded with the filter cotton 401 is H-shaped.
According to a preferred solution, the filter unit 4 is a HEPA high efficiency filter.
According to the preferred scheme, the top of the motor 1 is in a raised square structure relative to the top of the power distribution machine cover 3 through a square motor fixing block 10.
The utility model discloses a motor, motor installation base, motor cover and filter unit realize introducing the top with the air current of primary filtration and carry out secondary filter's purpose each other to the structure of joining in marriage, the cooperation of whirlwind air-out structure and sealing washer in addition for the distribution that can be even through the air current of primary filtration is on the surface of motor cover, also distributes on the surface of filter unit equally, and filter effect is good like this, also can reduce the noise influence that concentrated air current produced.
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 is a front view of the present invention;
FIG. 3 shows a cross-sectional view A-A of FIG. 2;
fig. 4 is an enlarged schematic view of the three-dimensional structure of the motor mounting base according to the present invention;
fig. 5 is an enlarged schematic view of the three-dimensional structure of the motor cover according to the present invention;
fig. 6 is an enlarged schematic view of the filter unit according to the present invention;
description of the reference symbols
1. A motor; 2. a motor mounting base 201, a top step 202, a middle step 203, a bottom step 204, an outer shell 205 and a step structure; 3. the wind turbine comprises a motor cover 301, an annular base 302, a cyclone wind outlet structure 303, blades 304, a cover top 305, an annular spacing ring 306, an outer side wall 307 and a plurality of reinforcing ribs; 4. a filter unit 401, filter cotton 402, a lower bracket 403 and an upper bracket; 5. an air inlet support; 6. a motor sealing gasket; 7. a main housing seal ring; 8. a locking structure; 9. a guide structure; 10. a motor fixing block; 11. a lower bracket sealing ring; 12. an upper bracket sealing ring; 13. and (6) a sealing ring gasket.
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. All other embodiments, which can be obtained by a person skilled in the art without any inventive work based on the described embodiments of the present invention, 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 have the same meaning as commonly 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 is not intended to 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-out mechanism for filter for in the filter air-out structure, the utility model discloses do not restrict the type of filter, nevertheless in the structure of the little filter of structure specially adapted hand-held type of this whirlwind air-out.
Generally, the utility model provides an air-out mechanism for filter mainly includes motor 1, motor installation base 2, motor cover 3 and filter unit 4. Among them, reference may be made to fig. 1, which shows the arrangement relationship of the motor 1, the motor mounting base 2, the motor cover 3, and the filter unit 4.
Install on motor installation base 2 motor 1 bottom of filter, install on the air outlet of first filter motor installation base 2's bottom, will be through the gaseous suction of first filterable air current of upwards carrying along the motor, then motor 1's top cover is equipped with motor cover 3, install on motor installation base 2 through the screw in motor cover 3's bottom, protect motor 1 between motor cover 3 and motor installation base 2, furthermore, motor cover 3's circumference is provided with whirlwind air-out structure 302, the whirlwind air-out structure 302 makes the distribution that can be even at motor cover 3's surface through first filterable air current, also distribute at filter unit 3's surface equally, the filter effect is good like this, also can reduce the noise influence that concentrated air current produced.
The description of the structure is carried out from top to bottom in sequence, as shown in fig. 3 and 4, the middle of the motor mounting base 2 is hollow for introducing the primary filtered airflow, and then three layers of step-shaped connecting structures from high to low are sequentially arranged along the structure which is arranged in a circumferential matching manner from top to bottom, and the connecting structures comprise a top step 201, a middle step 202 and a bottom step 203, specifically:
the top step 201 is used for supporting the bottom of the motor cover 3 above;
the middle step 202 is hermetically connected with the primary filter shell at the bottom, and further, in order to avoid the air leakage phenomenon between the primary filter shell and the air outlet mechanism, a bottom step 203 and a main shell covering the air outlet mechanism are arranged on the mounting surface of the middle step 202 in a matched manner, and a sealing ring gasket 13 is tightly arranged on the main shell;
the axial cover of bottom step 203 is equipped with main casing body sealing washer 7 for with install the outside main casing body of this mechanism and carry out seal installation, in addition, motor installation base 2 still is provided with shell body 204, including shell body 204 surrounds connection structure, prefabricated locking structure 8 and the screw thread of guide structure 9 and the main casing body on the shell body 204 to joining in marriage, convenient quick installation and accurate cooperation.
Then, a motor cover 3 is provided, specifically, the structure of the motor cover 3 is arranged to include a ring base 301, a cyclone air-out structure 302 and a cover shell top 304, an upward vertical outer side wall 306 is integrally arranged on the outer side of the ring base 301, the bottom of the ring base 301 is abutted against a top step 201, the outer side wall 306 is clamped on a step structure 205 on the inner side of the outer shell 204, the purpose of limiting and clamping is achieved, the installation is convenient and rapid, and then the outer side wall 306 and the bottom are fixed through a plurality of reinforcing ribs 307; then, a cyclone air-out structure 302 is formed by upward extending the middle of the annular base 301, the cyclone air-out structure 302 is formed by a plurality of blades 303 in an annular array, an air outlet 305 is formed between the adjacent blades 303, the direction of the air outlet 305 is tangential to the rotating direction of the adjacent blades 303, and the airflow from the bottom can be horizontally conveyed to the surface of the annular filter unit 4 for filtering, so that the filtering effect is improved; secondly, the structure can be integrated by a closed cover shell top 304 covered on the top of the plurality of blades 303, and the top is sealed to limit the airflow to be discharged from the lateral periphery.
On this basis, preferably, in order to accurately position the installation position of the motor cover 3 on the motor installation base 2 and not to affect the fixation of the motor cover 3 on the motor installation base 2, for this purpose, the structure of the motor installation base 2 is divided into regions, an annular spacing ring 305 is arranged on the annular base 301, the inner side of the annular spacing ring 305 is used for mounting the motor cover 3 on the motor installation base 2 by running screws, the outer side of the annular spacing ring 305 is used for bearing the filter unit 4, and the filter unit 4 in this embodiment adopts a HEPA high efficiency filter.
As described above, the airflow passing through the motor cover 3 is uniformly applied to the inner surface of the filter unit 4, for this reason, the filter unit 4 is configured to be a circular mating structure, and the upper and lower sides of the filter cotton 401 are respectively clamped and installed by the upper bracket 403 and the lower bracket 402, because the cross section of the structure of the lower bracket 402 and the upper bracket 403 loaded with the filter cotton 401 is H-shaped, the filter cotton 401 can be well installed, and the filter cotton 401 can be prevented from being deformed or loosened; in addition, the H-shaped structure has a flat bottom structure, and the lower bracket 402 can be stably arranged on the annular base 301, so that the service life is prolonged, and the failure rate is reduced.
As shown in fig. 3 and 6 in combination, the filter unit 4 is prevented from moving by the motor 1, and the bottom of the lower bracket 402 is mounted to the ring base 301 by the lower bracket packing 11; the top of the upper bracket 403 is mounted to the main housing by an upper bracket seal 12.
In addition, the motor 1 is installed in the mechanism, the motor 1 has strong power when running, the motor 1 is prevented from moving inside the structure due to rotation, and therefore the motor needs to be fixed, the square structure that the top of the motor 1 protrudes from the top of the power distribution machine cover 3 through the square motor fixing block 10 is adopted, the motor and the power distribution machine cover cannot move relatively, and the purpose of fixing the position of the motor is achieved; meanwhile, a motor sealing gasket 6 is arranged between the motor mounting base 2 and the motor 1, so that the buffer is realized on one hand, and the movement is avoided and the noise is reduced on the other hand.
The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Any person skilled in the art can modify or change the above embodiments 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 (7)
1. The utility model provides an air-out mechanism for filter which characterized in that includes:
a motor (1);
the air filter comprises a motor mounting base (2), wherein a motor (1) is loaded on the motor mounting base (2), and the bottom of the motor mounting base (2) is mounted on an air outlet of a primary filter;
the motor cover (3) is covered on the motor (1) from the top of the motor (1), the bottom of the motor cover (3) is installed on the motor installation base (2) through screws, and a cyclone air outlet structure (302) is arranged in the circumferential direction of the motor cover (3);
filter unit (4), filter unit (4) are installed in the circumference of whirlwind air-out structure (302), and the top all seals up the setting with the bottom.
2. The air outlet mechanism for the filter according to claim 1, wherein a central position of the motor mounting base (2) extends towards a direction away from the motor (1) to form an air inlet support (5), and the air inlet support (5) is coaxially arranged with an air inlet of the motor (1).
3. The air outlet mechanism for the filter according to claim 2, wherein three layers of step-shaped connecting structures from high to low are sequentially arranged on the motor mounting base (2) along the circumferential direction far away from the motor (1), the top step (201) supports the motor cover (3), the middle step (202) is hermetically connected with the primary filter shell at the bottom, and the bottom step (203) is tightly mounted with the main shell covering the air outlet mechanism.
4. The air outlet mechanism for the filter according to claim 3, wherein the motor cover (3) includes:
an annular base (301), the annular base (301) abutting against the top step (201) and the inner side of the outer shell (204);
the cyclone air outlet structure (302) is positioned in the middle of the annular base (301) and extends upwards, the cyclone air outlet structure is formed by a plurality of blades (303) in an annular array mode, an air outlet (305) is formed between every two adjacent blades (303), and the direction of the air outlet is tangent to the rotating direction of the adjacent blades (303);
the top of the blades (303) is covered with a closed cover top (304), the middle part of the cover top (304) is raised upwards and matched with a motor fixing block (10) at the head of the motor (1) at the bottom.
5. The air outlet mechanism for the filter according to claim 4, wherein the filter unit (4) includes:
a filter cotton (401);
the lower support (402), the lower support (402) is installed on the annular base (301), and the top of the lower support is clamped with filter cotton (401);
and the upper bracket (403), the upper bracket (403) is arranged at the top of the filter cotton (401) and covers the motor cover (3).
6. The air outlet mechanism for the filter according to claim 5, wherein the bottom of the lower bracket (402) is mounted with the annular base (301) through a lower bracket sealing ring (11);
the top of the upper bracket (403) is mounted with the main housing through an upper bracket seal ring (12).
7. The air outlet mechanism for the filter is characterized in that the top of the motor (1) is in a raised square structure relative to the top of the power distribution machine cover (3) through a square motor fixing block (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220798412.4U CN217220681U (en) | 2022-04-07 | 2022-04-07 | Air outlet mechanism for filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220798412.4U CN217220681U (en) | 2022-04-07 | 2022-04-07 | Air outlet mechanism for filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217220681U true CN217220681U (en) | 2022-08-19 |
Family
ID=82818804
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220798412.4U Active CN217220681U (en) | 2022-04-07 | 2022-04-07 | Air outlet mechanism for filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217220681U (en) |
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2022
- 2022-04-07 CN CN202220798412.4U patent/CN217220681U/en active Active
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