CN210448613U - Full-height filter - Google Patents
Full-height filter Download PDFInfo
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- CN210448613U CN210448613U CN201921148040.5U CN201921148040U CN210448613U CN 210448613 U CN210448613 U CN 210448613U CN 201921148040 U CN201921148040 U CN 201921148040U CN 210448613 U CN210448613 U CN 210448613U
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- filter
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- outer ring
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Abstract
The utility model relates to a vacuum cleaner's filter technical field, concretely relates to full height type filter, the filter, including seal holder and filter medium, filter medium's the both sides face between the vertical distance invariant, filter medium's edge is equipped with pressfitting structure, pressfitting structure stretches into seal holder inside and is pressed from both sides tightly by seal holder. The filter has stronger dust collection capacity, and integrally improves the capacity of the filter medium for accommodating dirt, thereby reducing the maintenance frequency and prolonging the service life of the dust collector.
Description
Technical Field
The utility model relates to a vacuum cleaner's filter technical field, concretely relates to full height type filter.
Background
The vacuum cleaner utilizes the fan to work to form negative pressure in the air duct, sucks external dust, sundries and the like into the air duct, and is subjected to leakage separation by the leakage passing device to store the dust and the sundries.
In current vacuum cleaner's wind channel, be provided with parts such as the dirty bag of collection and be used for storing dust and debris, when debris that hold in parts such as the dirty bag of collection reachs certain degree, need clear up the cleaning ability in order to maintain the dust catcher to it, can reduce its self life when the clearance repeatedly of parts such as the dirty bag of collection, be unfavorable for the comprehensive life who prolongs the dust catcher. Therefore, the scheme that the pre-filter is arranged at the upstream of the fan is provided, partial dust and sundries in the air channel are filtered and accommodated through the pre-filter, the load pressure of parts such as the dirt collecting bag is reduced, and the service life of the dust collector is integrally prolonged. The main problems of the current prefilter are: firstly, the holding capacity for dirt is limited, so that the maintenance frequency of the prefilter is high, and the continuous use of the dust collector is influenced; secondly, when the pre-filter is used repeatedly, the dust absorption capacity of the pre-filter is low, and the load of a dirt collecting bag and the like cannot be reduced in a real sense.
Therefore, in view of the fact that the pre-filter in the air duct of the existing vacuum cleaner still has an improved space to improve the cleaning performance of the vacuum cleaner, a more reasonable technical scheme needs to be provided, the structure of the existing pre-filter is improved, and the technical problem existing in the prior art is solved.
SUMMERY OF THE UTILITY MODEL
The utility model provides a full height type filter for in vacuum cleaner's the wind channel, carry out purification treatment through the air of filter to the fan upper reaches, filtering part filth, and can carry out the keeping storage of great degree to the filth, with the clean ability and the life who improve the dust catcher.
In order to realize the above effect, the utility model discloses the technical scheme who adopts does:
the full-height filter comprises a sealing frame and a filter medium, wherein the vertical distance between two side surfaces of the filter medium is constant, the edge of the filter medium is provided with a press fit structure, and the press fit structure extends into the sealing frame and is clamped by the sealing frame.
The filter disclosed above has a constant vertical distance between both sides of the filter medium, which means that the entire thickness of the filter medium is uniform and uniform, and when the air flow penetrates through any part of the filter medium, the resistance received by the filter medium is uniform and the same, and the filter medium has the same adsorption retention capacity for the contaminants in the air flow; meanwhile, because the surfaces on the two sides of the filter medium are parallel to each other, the dust suction capacity of the part close to the edge is not weakened, and the defect that the dust suction capacity of the edge of the traditional filter medium is weak is overcome.
Specifically, the filter medium comprises a plurality of filter mats, the filter mats are arranged in an overlapped mode, and the pressing structure is located at the edge of the filter mats and is in a thin edge shape. The laminated pressing structure can be easily clamped by the sealing frame.
Furthermore, on the premise of keeping the vertical distance between the two side surfaces of the filter medium constant, the two side surfaces of the filter medium are planes, folded surfaces or curved surfaces.
Preferably, the two sides of the filter medium are flat. When the folded surface or the curved surface is adopted, the pressing structure at the edge of the filter medium is positioned on different planes, and the part, matched with the pressing structure, on the sealing frame is also positioned on different planes.
Further, the laminated structures are continuously or discontinuously arranged along the edge of the filter medium.
Preferably, the pressing structure is used for installing and fixing the filter medium on the sealing frame, and can seal the edge of the filter medium with the edge of the inner wall surface of the sealing frame, so that the pressing structure can be continuously arranged.
Furthermore, in order to meet different requirements, the filter pad is in a shape of a polygon, a circle, an ellipse or a shape formed by a line segment and an arc edge in a surrounding way. Such various structures can be fitted with various sealing frames and air ducts, so that the use of the filter mat is not limited by the shape.
Preferably, the filter pad is circular.
Furthermore, the sealing frame is fixedly provided with the filter medium, the edge of the filter medium is sealed, the air flow is prevented from leaking from the edge of the filter medium, dirt such as dust is prevented from penetrating through the edge of the filter medium, and the filtering effect of the filter medium can be improved; the sealing frame can adopt various structures, and a possible scheme is as follows: the sealing frame comprises an outer ring, wherein a clamping groove structure is arranged on the inner wall surface of the outer ring, and the clamping groove structure is matched with the pressing structure and fixes the filter medium in the outer ring.
Further, press from both sides the groove structure and press from both sides filter medium tightly, the utility model provides a feasible double-layered groove structure: the clamping groove structure comprises an annular groove arranged in the outer ring, and the notch faces to the inner center of the outer ring.
Furthermore, in order to enhance the clamping force of the clamping groove structure on the filter medium, the structure of the annular groove is optimized, and through holes penetrating through the surfaces of two sides of the annular groove are formed in the groove wall of the annular groove. Preferably, be provided with in the through-hole and support the piece, support the piece and support pressfitting structure tightly, avoid filter media to appear not hard up. In general, the fastening member is a fastening bolt, and the fastening bolt is in threaded fit with the through hole.
And further, the structural strength of the outer ring is enhanced, and the outer wall surface of the outer ring is provided with a reinforcing structure.
Still further, the reinforcing structure may adopt various structures such as a reinforcing rib structure, and there is a possible scheme: the reinforcing structure comprises an annular strip, and the annular strip is attached to the outer wall surface of the outer ring.
Preferably, the annular strip and the sealing frame are integrally formed, and when the annular strip is arranged, the annular strip protrudes out of the outer wall surface of the outer ring. The effect that sets up like this still lies in, when the seal mount was arranged in the wind channel, the annular strip still can play spacing effect, and help the seal mount to realize fixedly in the wind channel.
Furthermore, an additional medium is arranged on the side surface of the filter medium, the additional medium is attached to the press fit structure of the filter medium from the side surface of the filter medium, and the additional medium and the press fit structure are clamped by the outer ring together.
Preferably, the additional medium is a thin sheet which is attached to the side surface and the edge of the filter medium and is used for improving the connection stability of the filter medium and the sealing frame, and meanwhile, the additional medium is also made of a material with filtering and dust-absorbing capacity, so that when part of special dirt exists in the airflow, the additional medium can be used for adsorption and filtration, and the load of the dirt collecting bag is reduced.
The utility model also provides a manufacturing approach of above-mentioned full height type filter, through the pressfitting integration processing to filtering medium, can enough filter the whole of pad integration with the multilayer, also can keep the whole thickness of multilayer filter pad, keep filtering medium's dust absorption ability.
In order to realize the above effect, the utility model discloses the technical scheme who adopts does:
a filter manufacturing method for manufacturing the above-disclosed full height filter, comprising the steps of:
cutting the filter pad from the filter material roll;
overlapping the filter pad in multiple layers, and pressing the edge of the filter pad to form a thin-edged pressing structure;
in the pressing and integrating treatment process, the middle part of the filter pad is pressed and sunken, and after the pressing and integrating treatment is completed, the sunken middle part returns to the original shape and thickness, so that the filter medium is obtained;
and arranging the filter medium in the outer ring, and clamping the filter medium through the clamping groove to obtain the filter.
Furthermore, the process of pressing and integrating the edges of the filter pad to form a thin-edge-shaped pressing structure is finished through the treatment of ultrasonic equipment and a polyurethane former.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model provides a filter sets up two sides of filter media into the parallel, makes filter media's thickness balance unchangeable, and filter media's edge also has stronger dust absorption ability, has wholly improved the ability that filter media held the filth.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only show some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic view of the overall construction of a filter;
FIG. 2 is a schematic cross-sectional view of the filter;
FIG. 3 is an enlarged view of a portion of the structure at A in FIG. 2;
FIG. 4 is a schematic structural view of a seal carrier;
FIG. 5 is a schematic cross-sectional view of the seal holder;
FIG. 6 is a schematic view of the placement of additional media on the seal carrier;
FIG. 7 is a schematic cross-sectional view of the seal carrier with additional media disposed thereon;
FIG. 8 is a schematic structural view of a filter media;
fig. 9 is a process diagram of the manufacturing method.
In the above figures, the meaning of the reference numerals is: 1. a seal holder; 2. a filter medium; 201. a pressing structure; 3. a slot clamping structure; 301. a through hole; 4. reinforcing the structure; 5. an additional medium.
Detailed Description
The present invention will be further explained with reference to the drawings and the embodiments.
Example 1
As shown in fig. 1 to 8, the embodiment discloses a full-height filter, which includes a sealing frame 1 and a filter medium 2, wherein a vertical distance between two side surfaces of the filter medium 2 is constant, a press-fit structure 201 is arranged on an edge of the filter medium 2, and the press-fit structure 201 extends into the sealing frame 1 and is clamped by the sealing frame 1.
In the filter disclosed above, the vertical distance between the two side surfaces of the filter medium 2 is constant, which means that the overall thickness of the filter medium 2 is uniform, the resistance received by the filter medium 2 is uniform and the same when the air flow penetrates from any part of the filter medium 2, and the adsorption retention capacity of the filter medium 2 to the dirt in the air flow is the same; meanwhile, because the surfaces of the two sides of the filter medium 2 are parallel to each other, the dust suction capacity of the part close to the edge is not weakened, and the defect that the dust suction capacity of the edge of the traditional filter medium 2 is weak is overcome.
Specifically, the filter medium 2 includes 10 to 20 layers of filter pads (not shown in the figure), each layer of filter pad has a thickness of 0.1 to 3.0mm, the filter pads are overlapped with each other, and the press-fit structure 201 is located at the edge of the filter pad and is configured into a thin edge shape. The laminated press-fit structure 201 can be easily clamped by the sealing frame 1. In this embodiment, the thickness of the processed press-fit structure 201 is 2-10 mm.
On the premise of keeping the distance between the two side surfaces of the filter medium 2 constant, the two side surfaces of the filter medium 2 are planes, folded surfaces or curved surfaces.
The two side surfaces of the filter medium 2 are set to be different surfaces, so that different filtering effects can be achieved, when a plane is adopted, the influence on the air flow is small, and sundries in the air flow are uniformly paved on the side surfaces of the filter medium 2; when the folded surface or the curved surface is adopted, a certain guiding effect can be performed on the air flow, and the dirt in the air flow is concentrated on a local area of the side surface under the guiding effect. The concentration conditions in the scheme have certain defects, namely when the side surface adopts a plane, dirt is uniformly kept on the side surface, the side surface is easily blocked, and the air flow passing property in the air duct is reduced, so that the cleaning performance of the dust collector is reduced; when the folded surface or the curved surface is adopted, the dirt is concentrated, the air flow passing property in the air duct is not influenced, but the trend of the air flow is influenced. The advantages of the two schemes are complementary, and reasonable combination can be carried out to achieve better balance.
Specifically, in the present embodiment, two side surfaces of the filter medium 2 are flat surfaces. When the folded surface or the curved surface is adopted, the pressing structure 201 at the edge of the filter medium 2 is located on a different plane, and the part of the seal holder 1, which is matched with the pressing structure 201, is also located on a different plane.
Specifically, the pressing structure 201 is used to fix the filter medium 2 to the seal holder 1, and also can seal the edge of the filter medium 2 with the edge of the inner wall surface of the seal holder 1, so that the pressing structure 201 can be continuously disposed. The successive stitching structures 201 form a continuous thin edge at the edge of the filter medium 2, which runs in the same direction as the filter medium 2.
In order to meet different requirements, the filter pad is in a shape formed by a polygon, a circle, an ellipse or a shape formed by a line segment and an arc edge in a surrounding way. Such various structures can be fitted to various sealing frames 1 and air ducts, so that the use of the filter mat is not limited by the shape.
In this embodiment, the filter pad is circular, and correspondingly, the press-fit structure 201 at the edge of the filter pad is circular.
The sealing frame 1 is fixedly provided with the filter medium 2, the edge of the filter medium 2 is sealed, the air flow is prevented from leaking from the edge of the filter medium 2, dirt such as dust and the like is prevented from passing through the edge of the filter medium 2, and the filtering effect of the filter medium 2 can be improved; the sealing frame 1 can adopt various structures, and one possible scheme is as follows: the sealing frame 1 comprises an outer ring, wherein a clamping groove structure 3 is arranged on the inner wall surface of the outer ring, and the clamping groove structure 3 is matched with the pressing structure 201 and fixes the filter medium 2 in the outer ring.
Press from both sides groove structure 3 and press from both sides filter medium 2 tightly, the utility model provides a feasible double-layered groove structure 3: the groove clamping structure 3 comprises an annular groove arranged in the outer ring, and a notch faces to the inner center of the outer ring. In this embodiment, the two outer sidewalls of the annular groove are parallel planes.
In order to enhance the clamping force of the clamping groove structure 3 on the filter medium 2, the structure of the annular groove is optimized, and through holes 301 penetrating through the two outer side surfaces of the annular groove are formed in the groove wall of the annular groove. Specifically, be provided with in the through-hole 301 and support the piece, support the piece and support pressfitting structure 201 tightly, avoid filter media 2 to appear becoming flexible. In general, the fastening member is a fastening bolt, and the fastening bolt is in threaded fit with the through hole 301.
The structural strength of the outer ring is strengthened, and the outer wall surface of the outer ring is provided with a reinforcing structure 4.
The reinforcing structure 4 may adopt various structures such as a reinforcing rib structure, and a possible scheme is as follows: the reinforcing structure 4 comprises an annular strip, and the annular strip is attached to the outer wall surface of the outer ring.
Specifically, the annular strip and the sealing frame 1 are integrally formed, and when the sealing frame is arranged, the annular strip protrudes out of the outer wall surface of the outer ring. The effect that sets up like this still lies in, when seal carrier 1 sets up in the wind channel, the annular strip still can play spacing effect, and help seal carrier 1 realizes fixing in the wind channel.
The side surface of the filter medium 2 is provided with the additional medium 5, the additional medium 5 is attached to the press-fit structure 201 of the filter medium 2 from the side surface of the filter medium 2, and the additional medium 5 and the press-fit structure 201 are clamped by the outer ring together.
Specifically, the additional medium 5 is a thin sheet, and is attached to the side surface and the edge of the filter medium 2, so that the connection stability of the filter medium 2 and the seal frame 1 is improved, and meanwhile, the additional medium 5 is also made of a material with filtering and dust-absorbing capabilities, so that when part of special dirt exists in the airflow, the additional medium 5 can be used for adsorption filtering, and the load of the dirt collection bag is reduced.
Example 2
As shown in fig. 9, the present invention further provides a method for manufacturing the full-height filter, which integrates the multi-layer filter pad into a whole through the press-fit integration treatment of the filter medium 2, and can maintain the whole thickness of the multi-layer filter pad and the dust-absorbing capacity of the filter medium 2.
In order to realize the above effect, the utility model discloses the technical scheme who adopts does:
a filter manufacturing method for manufacturing the above-disclosed full height filter, comprising the steps of:
cutting the filter pad from the filter material roll;
overlapping the filter pads in multiple layers, and pressing and integrating the edges of the filter pads to form a thin-edged pressing structure 201;
in the process of the pressing and integrating treatment, the middle part of the filter pad is pressed and sunken, and after the pressing and integrating treatment is completed, the sunken middle part returns to the original shape and thickness, thus obtaining the synthesized filter medium 2;
and arranging the filter medium 2 in the outer ring, and clamping the filter medium 2 through the clamping groove to obtain the filter.
In the process, the process of pressing and integrating the edges of the filter pad to form the thin-edge-shaped pressing structure is completed through the treatment of ultrasonic equipment and a polyurethane former. The ultrasonic equipment and the polyurethane former used in this embodiment are conventional equipment commonly used in the industry for assisting in the forming process.
Of course, since the filter structure disclosed in the present invention is matched with the air duct and can be disposed at any position in the air duct, it can be used as both a pre-filter and an exhaust filter, and thus, it can achieve the effect of purifying dust and impurities in the air. Meanwhile, the filter can be arranged on a bag type dust collector, a non-bag type dust collector or a dust collecting box type dust collector, and can achieve a good purification effect.
The filter structure disclosed by the invention can be applied to the same type of air insertion equipment, such as a respirator powered by a pre-filter and a room air cleaner, and can still play a good role in filtering.
The above embodiments are just examples of the present invention, but the present invention is not limited to the above alternative embodiments, and those skilled in the art can obtain other various embodiments by arbitrarily combining the above embodiments, and any one can obtain other various embodiments by the teaching of the present invention. The above detailed description should not be taken as limiting the scope of the invention, which is defined in the following claims, and which can be used to interpret the claims.
Claims (10)
1. An all-height filter comprising a seal holder (1) and a filter medium (2), characterized in that: the vertical distance between the two side faces of the filter medium (2) is constant, the edge of the filter medium (2) is provided with a press-fit structure (201), and the press-fit structure (201) extends into the sealing frame (1) and is clamped by the sealing frame (1).
2. The full height filter according to claim 1, wherein: the filter medium (2) comprises a plurality of layers of filter mats, the filter mats are arranged in an overlapped mode, and the pressing structure (201) is located at the edge of each filter mat and is configured into a thin edge shape.
3. The all-high filter according to claim 1 or 2, wherein: two side surfaces of the filter medium (2) are planes, folded surfaces or curved surfaces.
4. The all-high filter according to claim 1 or 2, wherein: the press-fit structures (201) are continuously or discontinuously arranged along the edge of the filter medium (2).
5. The full height filter according to claim 2, wherein: the filter pad is polygonal, circular, elliptical or the shape formed by the line segment and the arc edge.
6. The all-high filter according to claim 1 or 5, wherein: the sealing frame (1) comprises an outer ring, wherein a clamping groove structure (3) is arranged on the inner wall surface of the outer ring, and the clamping groove structure (3) is matched with the pressing structure (201) and fixes the filter medium (2) in the outer ring.
7. The full height filter according to claim 6, wherein: the clamping groove structure (3) comprises an annular groove arranged in the outer ring, and the notch faces to the inner center of the outer ring.
8. The full height filter according to claim 7, wherein: the wall of the annular groove is provided with a through hole (301) which penetrates through the surfaces of the two sides of the annular groove.
9. The full height filter according to claim 6, wherein: and the outer wall surface of the outer ring is provided with a reinforcing structure (4).
10. The all-high filter according to claim 1, 7 or 8, wherein: the side surface of the filter medium (2) is provided with an additional medium (5), the additional medium (5) is attached to the laminating structure (201) of the filter medium (2) from the side surface of the filter medium (2), and the additional medium (5) and the laminating structure (201) are clamped by the outer ring together.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921148040.5U CN210448613U (en) | 2019-07-19 | 2019-07-19 | Full-height filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921148040.5U CN210448613U (en) | 2019-07-19 | 2019-07-19 | Full-height filter |
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| Publication Number | Publication Date |
|---|---|
| CN210448613U true CN210448613U (en) | 2020-05-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921148040.5U Active CN210448613U (en) | 2019-07-19 | 2019-07-19 | Full-height filter |
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| CN (1) | CN210448613U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110252081A (en) * | 2019-07-19 | 2019-09-20 | 东莞美富过滤器有限公司 | A kind of overall height type filter and manufacturing method |
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2019
- 2019-07-19 CN CN201921148040.5U patent/CN210448613U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110252081A (en) * | 2019-07-19 | 2019-09-20 | 东莞美富过滤器有限公司 | A kind of overall height type filter and manufacturing method |
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