CN220715224U

CN220715224U - Folding composite filter

Info

Publication number: CN220715224U
Application number: CN202322340800.5U
Authority: CN
Inventors: 倪棕; 谈凯旋; 施燕华; 朱伟华; 石大江
Original assignee: Nantong Henka Environment Solutions Co ltd
Current assignee: Nantong Henka Environment Solutions Co ltd
Priority date: 2023-08-29
Filing date: 2023-08-29
Publication date: 2024-04-05
Anticipated expiration: 2033-08-29

Abstract

The utility model relates to the technical field of filters, in particular to a folding composite filter, which aims to overcome the defects of complex structure and difficult transportation in the prior art and is mainly realized by the following technical scheme: the utility model provides a folding compound filter, including the filter body, the filter body includes filter core and frame, the frame is including sliding connection and through plastic rivet fixed first framework and second framework, the filter core includes filter paper layer, two cover the stratum reticulare and bordure the layer, still be equipped with a plurality of location strips on the filter core, be equipped with in first framework and the second framework and support card strip and spacing card strip, the filter core be equipped with support card strip complex supporting hole and with spacing card strip complex location card hole, the filter occupation space that this application provided is little, the packing is convenient succinct, and control cost plays energy-concerving and environment-protective effect.

Description

Folding composite filter

Technical Field

The utility model relates to the technical field of filters, in particular to a folding composite filter.

Background

The air filter means an air filtering device. With the enhancement of environmental awareness, the demand of people for air filters is also increasing. Air filters are classified into various types, which are classified into V-type, liquid tank, plate type, etc., according to their use properties, and filter materials include nonwoven fabrics, nylon nets, aluminum wave nets, stainless steel nets, etc. The efficient filter is air purifying equipment with high current utilization rate, can capture harmful particles and dust impurities in air, disinfect and purify the harmful particles and dust impurities, enable the air to be restored to be clean, has good filtering effect and large dust holding capacity, is suitable for industries such as medical treatment, food and the like, and can effectively protect the health of people.

The existing various filters are made of composite filter materials through staggered gluing of upper and lower cutters of a folding machine and then are made of a gluing machine, and the occupied space of the filter is large, so that the design of the filter is novel, and the occupied space can be reduced to improve the competitiveness of the filter.

Disclosure of Invention

Therefore, the utility model aims to overcome the defects of complex structure and difficult transportation in the prior art, thereby providing the folding composite filter.

The technical aim of the utility model is realized by the following technical scheme:

the utility model provides a folding compound filter, includes the filter body, the filter body includes filter core and frame, the filter core sets up in the frame, the frame is including the first framework that is the U type and the second framework that is the U type, first framework slides and sets up in the second framework, set up the first frame groove that holds the filter core in the first framework, set up the second frame groove that holds the filter core in the second framework, the filter core both ends are fixed respectively in first frame groove and second frame groove.

Through adopting above-mentioned technical scheme, filter core and frame can fold the transportation, can reduce the possibility that the product was pressed the deformation in the transportation, effectively solve the product and bulky, inconvenient problem of transportation, this application very big has reduced the transportation and the packaging cost of product, makes the filter body more even in the atress of product in the transportation simultaneously, has guaranteed the quality of use of later stage tensile installation to guarantee subsequent filter effect.

Further, the filter element comprises a filter paper layer, two net covering layers and an edge covering layer, wherein the filter paper layer is arranged between the two net covering layers, and the edge covering layer is arranged around the filter paper layer and the two net covering layers and is used for fixing the filter paper layer and the net covering layers.

Through adopting above-mentioned technical scheme, all set up the cover stratum reticulare on filter paper layer upper and lower surface and promote filter core holding power, later at filter paper layer and cover the outside cladding border layer all around of stratum reticulare guarantee neat all around, prevent the clearance air leakage all around.

Further, the dog-ear department of first framework and second framework all is provided with the support card strip, the support card strip sets up in first framework and second framework, still extend on first framework and the second framework side and have spacing card strip, spacing card strip length is less than support card strip length.

Through adopting above-mentioned technical scheme, support card strip and spacing card strip can effectively promote the inside holding power of first framework and second framework to reduce the transportation risk, promote the frame compressive capacity.

Further, support holes matched with the support clamping strips are formed in the periphery of the filter element, and positioning clamping holes matched with the limiting clamping strips are formed in two sides of the filter element.

Through adopting above-mentioned technical scheme, support hole and location card hole cooperation support card strip and spacing card strip realize that the filter core is installed preliminary fixedly in the frame on the filter core to be convenient for fix filter core both ends hydrocolloid.

Further, the filter element is arranged in a folding manner, a plurality of positioning strips are arranged on the filter element, the positioning strips are also arranged in a folding manner and are identical to the filter element in folding shape, and the width of the positioning strips is smaller than that of the filter element.

By adopting the technical scheme, the positioning strips position the folding distance of the filter, the control air duct is uniform and stable, and the size of the filter can be controlled.

Further, a plurality of sealing strips are arranged on the outer sides of the end parts of the first frame body and the second frame body, and the sealing strips are arranged along the length of the end parts of the first frame body and the second frame body respectively.

Through adopting above-mentioned technical scheme, the sealing strip is used for pegging graft sealedly between frame and the filter, guarantees that the filter core is vertical and avoid the filter core to leak out from top to bottom.

Further, the first framework bottom extends and is provided with the location limit groove, the second framework top corresponds the location limit groove and extends and have the location strake, location limit groove and location strake joint setting.

Through adopting above-mentioned technical scheme, location limit groove and location strake cooperation avoid first framework to slide the too big second framework that breaks away from of distance, also limited the tensile upper limit of filter core in the frame to guarantee follow-up filtration quality.

Further, the first frame body and the second frame body are respectively provided with a fixing hole, and plastic rivets penetrate through the fixing holes.

Through adopting above-mentioned technical scheme, the fixed orifices is fixed with the encapsulation after the plastic rivet cooperation realizes whole filter is tensile, and convenient operation is succinct, fixed knot constructs simply, effective control fixed cost.

In summary, the technical scheme of the utility model has the following advantages:

1. the folding composite filter provided by the utility model greatly reduces the transportation and packaging cost of the product, ensures that the stress of the product is more uniform in the transportation process of the filter body, and ensures the use quality of the later-stage stretching installation, thereby ensuring the subsequent filtering effect.

2. According to the folding composite filter provided by the utility model, the upper surface and the lower surface of the filter paper layer are respectively provided with the covering net layer for improving the supporting force of the filter element, and then the periphery of the filter paper layer and the periphery of the outer side of the covering net layer are covered with the edge covering layer to ensure the periphery to be neat, so that the periphery gap is prevented from leaking air.

3. According to the folding composite filter provided by the utility model, the locating edge groove and the locating edge strip are matched to prevent the first frame body from being separated from the second frame body due to overlarge sliding distance, and the stretching upper limit of the filter element in the frame is limited, so that the subsequent filtering quality is ensured.

4. According to the folding composite filter provided by the utility model, the fixing holes are matched with the plastic rivets to realize the encapsulation and fixation of the whole filter after stretching, the operation is convenient and simple, the fixing structure is simple, and the fixing cost is effectively controlled.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of the overall structure of a pleated composite filter according to an embodiment of the present utility model;

FIG. 2 is a schematic view of an exploded construction of a pleated composite filter according to one embodiment of the present utility model;

fig. 3 is a schematic partial structure of a pleated composite filter according to an embodiment of the utility model.

Reference numerals illustrate:

1. a filter body; 2. a filter element; 21. a filter paper layer; 22. a covering layer; 23. a binding layer; 24. a support hole; 25. positioning the clamping holes; 26. a positioning strip; 3. a frame; 31. a supporting clamping strip; 32. limiting clamping strips; 33. a sealing strip; 34. a fixing hole; 35. a plastic rivet; 4. a first frame; 41. a first frame groove; 42. positioning the edge groove; 5. a second frame; 51. a second frame groove; 52. and positioning the edge strips.

Detailed Description

The utility model will be described in further detail below with reference to the drawings and examples. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

The utility model provides a folding compound filter, as shown in fig. 1 and 2, including filter body 1, filter body 1 includes filter core 2 and frame 3, and filter core 2 sets up in frame 3, and frame 3 is including being the first framework 4 of falling the U type and being the second framework 5 of U type, and first framework 4 slides and sets up in the second framework 5. The filter core 2 and the frame 3 can be folded and transported, the possibility that the product is pressed and deformed can be reduced in the transportation process, the problems of large volume and inconvenient transportation of the product are effectively solved, the transportation and packaging cost of the product are greatly reduced, meanwhile, the stress of the product in the transportation process of the filter body 1 is more uniform, the use quality of later-stage stretching and mounting is ensured, and the subsequent filtering effect is ensured.

The first frame body 4 is internally provided with a first frame groove 41 for accommodating the filter element 2, the second frame body 5 is internally provided with a second frame groove 51 for accommodating the filter element 2, and the upper end and the lower end of the filter element 2 are respectively fixed in the first frame groove 41 and the second frame groove 51. The filter element 2 is in a folding arrangement, a plurality of vertical positioning strips 26 are arranged on the filter element 2, the positioning strips 26 are also in a folding arrangement and are identical to the filter element 2 in folding shape, and the width of the positioning strips 26 is smaller than that of the filter element 2. The positioning strips 26 position the folding distance of the filter, control the air duct to be uniform and stable, and control the size of the filter.

As shown in fig. 1 and 2, a plurality of sealing strips 33 are provided on the top of the first frame 4 and the outside of the bottom of the second frame 5, and the sealing strips 33 are provided along the end lengths of the first frame 4 and the second frame 5, respectively. The sealing strip 33 is used for splicing and sealing between the frame 3 and the filter, ensuring the filter element 2 to be vertical and avoiding the air leakage from the filter element 2 up and down.

The first frame body 4 and the second frame body 5 are respectively provided with a fixing hole 34, and plastic rivets 35 are arranged in the fixing holes 34 in a penetrating manner. The fixing holes 34 are matched with the plastic rivets 35 to realize the encapsulation fixation of the whole filter after stretching, the operation is convenient and simple, the fixing structure is simple, and the fixing cost is effectively controlled.

As shown in fig. 2 and 3, the left and right sides of the bottom of the first frame 4 are respectively provided with a positioning edge groove 42, and the left and right ends of the top of the second frame 5 are respectively provided with a positioning edge strip 52 corresponding to the positioning edge grooves 42, and the positioning edge grooves 42 are in clamping connection with the positioning edge strips 52. The positioning edge groove 42 and the positioning edge strip 52 are matched to prevent the first frame body 4 from being separated from the second frame body 5 due to overlarge sliding distance, and the stretching upper limit of the filter element 2 in the frame 3 is limited, so that the subsequent filtering quality is ensured.

As shown in fig. 2 and 3, the filter element 2 includes a filter paper layer 21, two cover layers 22, and a wrapping layer 23, the filter paper layer 21 is disposed between the two cover layers 22, and the wrapping layer 23 is disposed around the filter paper layer 21 and the two cover layers 22 and fixes the filter paper layer 21 and the cover layers 22. The upper surface and the lower surface of the filter paper layer 21 are respectively provided with the covering net layer 22 for improving the supporting force of the filter element 2, and then the periphery of the filter paper layer 21 and the periphery of the covering net layer 22 are covered with the edge covering layer 23 to ensure the periphery to be neat and prevent the air leakage of the periphery gaps.

The folded angle of the first frame body 4 and the second frame body 5 are provided with supporting clamping strips 31, the supporting clamping strips 31 are arranged in the first frame groove 41 and the second frame groove 51, the side edges of the first frame body 4 and the second frame body 5 are further extended with limiting clamping strips 32, and the length of the limiting clamping strips 32 is smaller than that of the supporting clamping strips 31. The supporting clamping strips 31 and the limiting clamping strips 32 can effectively improve the supporting force inside the first frame body 4 and the second frame body 5, so that the transportation risk is reduced, and the compressive resistance of the frame 3 is improved.

Support holes 24 matched with support clamping strips 31 are formed in the periphery of the filter element 2, and positioning clamping holes 25 matched with limiting clamping strips 32 are formed in two sides of the filter element 2. The support holes 24 and the positioning clamping holes 25 on the filter element 2 are matched with the support clamping strips 31 and the limiting clamping strips 32 to realize preliminary fixing of the filter element 2 in the frame 3, so that the water cement at two ends of the filter element 2 is conveniently fixed.

The working principle and the using method of the folding composite filter are as follows: the size of the filter element 2 is determined, the upper surface and the lower surface of the filter paper layer 21 are both provided with the covering net layer 22, the periphery of the filter paper layer 21 and the periphery of the covering net layer 22 are both provided with the edge covering layer 23, the first frame body 4 and the second frame body 5 are internally provided with the supporting clamping strips 31 and the limiting clamping strips 32, the positions, close to four corners, of the filter element 2 are provided with the supporting holes 24 and the positioning clamping holes 25, and the surface of the filter element 2 is stuck with three positioning strips 26 to control the folding distance of the filter element 2; the top end of the filter element 2 is arranged in the first frame groove 41 and fixed by using water gel, and the bottom end of the filter element 2 is arranged in the second frame groove 51 and fixed by using water gel; the first frame 4 and the second frame 5 are fixed by plastic rivets 35, and sealing strips 33 are adhered to the outside of the first frame 4 and the second frame 5.

While the foregoing description illustrates and describes the preferred embodiments of the present utility model, as noted above, it is to be understood that the utility model is not limited to the forms disclosed herein but is not to be construed as excluding other embodiments, and that various other combinations, modifications and environments are possible and may be made within the scope of the inventive concepts described herein, either by way of the foregoing teachings or by those of skill or knowledge of the relevant art. And that modifications and variations which do not depart from the spirit and scope of the utility model are intended to be within the scope of the appended claims.

Claims

1. The utility model provides a folding compound filter, its characterized in that, includes filter body (1), filter body (1) includes filter core (2) and frame (3), filter core (2) set up in frame (3), frame (3) are including first framework (4) that are the U type and second framework (5) that are the U type, first framework (4) slide in setting up second framework (5), first framework (41) that hold filter core (2) have been seted up in first framework (4), second framework (51) that hold filter core (2) have been seted up in second framework (5), filter core (2) both ends are fixed respectively in first framework (41) and second framework (51).

2. A pleated composite filter according to claim 1, characterized in that the filter insert (2) comprises a filter paper layer (21), two cover layers (22) and a border layer (23), the filter paper layer (21) being arranged between the two cover layers (22), the border layer (23) being arranged around the filter paper layer (21) and the two cover layers (22) and fixing the filter paper layer (21) and the cover layers (22).

3. The folding composite filter according to claim 2, wherein the folded corners of the first frame body (4) and the second frame body (5) are provided with supporting clamping strips (31), the supporting clamping strips (31) are arranged in the first frame groove (41) and the second frame groove (51), and limiting clamping strips (32) are further extended on the side edges of the first frame body (4) and the second frame body (5), and the length of the limiting clamping strips (32) is smaller than that of the supporting clamping strips (31).

4. A pleated composite filter according to claim 3, characterized in that the periphery of the filter element (2) is provided with supporting holes (24) which are matched with supporting clamping strips (31), and the two sides of the filter element (2) are provided with positioning clamping holes (25) which are matched with limiting clamping strips (32).

5. A pleated composite filter according to claim 2, characterized in that the filter element (2) is arranged in a folded configuration, a plurality of positioning strips (26) are arranged on the filter element (2), the positioning strips (26) are also arranged in a folded configuration and have the same folding shape as the filter element (2), and the width of the positioning strips (26) is smaller than the width of the filter element (2).

6. A pleated composite filter according to claim 5, characterized in that the outer sides of the ends of the first frame body (4) and the second frame body (5) are provided with a plurality of sealing strips (33), and the sealing strips (33) are arranged along the lengths of the ends of the first frame body (4) and the second frame body (5), respectively.

7. The folding composite filter according to claim 1, wherein a positioning edge groove (42) is formed in the bottom of the first frame body (4) in an extending mode, a positioning edge strip (52) is formed in the top of the second frame body (5) in an extending mode corresponding to the positioning edge groove (42), and the positioning edge groove (42) is clamped with the positioning edge strip (52).

8. The folding composite filter according to claim 7, wherein the first frame body (4) and the second frame body (5) are provided with fixing holes (34), and plastic rivets (35) are arranged in the fixing holes (34) in a penetrating manner.