CN211836772U - Filter element and filter element manufacturing equipment - Google Patents

Abstract

The utility model discloses a filter element and filter element manufacturing equipment, wherein, the filter element comprises a filter lining, one end of which is provided with a filter outlet; the filtering middle layer wraps the circumferential outer wall of the filtering inner layer, a plurality of activated carbon particles and bonding pieces are filled in the filtering middle layer, the bonding pieces are used for connecting and fixing the activated carbon particles, and the bonding pieces are adhesives or hot melt adhesives; and the outer filtering layer wraps the circumferential outer wall of the middle filtering layer, and the filtering precision of the outer filtering layer is greater than that of the inner filtering layer. The technical scheme of the utility model aims at reducing user's manufacturing cost when can satisfying tertiary filter core's filter effect, and reduces the degree of activated carbon fiber polluted environment.

Description

Filter element and filter element manufacturing equipment

Technical Field

The utility model relates to a filter core technical field, in particular to filter core and filter core manufacture equipment that is used for making this filter core.

Background

The filter element in the related technology is a simple and convenient device for separating resources for purifying fluid, and most of the existing filter elements are formed by a wet method, namely, after activated carbon fibers are ground and crushed and are stirred and mixed with slurry, the activated carbon fibers are coated with a central tube and a mould through non-woven fabrics, the central tube and the mould are shaped and dried, and then the outer layer of the non-woven fabrics is coated with high-precision non-woven fabrics. The wet forming method needs to crush the activated carbon fibers, so that the hairs are easy to float in the air in the production process, the production environment is poor, the slurry is formed, the production process is bound to generate wastewater, a wastewater treatment device is added, and the production cost is increased.

The above is only for the purpose of assisting understanding of the technical solutions of the present application, and does not represent an admission that the above is prior art.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a filter core, reduce user's manufacturing cost when aiming at satisfying tertiary filter core's filter effect, and reduce the degree of activated carbon fiber polluted environment.

In order to achieve the above object, the utility model provides a filter element, include:

the filter inner layer is provided with a filter outlet at one end;

the filtering middle layer wraps the circumferential outer wall of the filtering inner layer, a plurality of activated carbon particles and bonding pieces are filled in the filtering middle layer, the bonding pieces are used for connecting and fixing the activated carbon particles, and the bonding pieces are adhesives or hot melt adhesives; and

the outer layer of filtration, the outer parcel of filtration the circumference outer wall in middle level, the filter fineness of filtering the outer layer is greater than the filter fineness of filtering the inlayer.

In an embodiment of the present application, the activated carbon particles are dispersedly disposed in the filtering middle layer.

In an embodiment of the present application, the filtration precision of the inner filter layer is 1 micron to 15 microns;

and/or the filtration precision of the outer filtration layer is 5-20 microns.

In an embodiment of the present application, the material of filtering the inlayer with filter the skin is the PP cotton.

In an embodiment of the present application, the thickness value L1 of the middle filtering layer is greater than the thickness value L2 of the inner filtering layer, and the thickness value L1 of the middle filtering layer is greater than the thickness value L3 of the outer filtering layer.

In an embodiment of the present application, the thickness value L3 of the outer filtering layer is greater than the thickness value L2 of the inner filtering layer.

In an embodiment of the present application, the inner filtering layer, the middle filtering layer and the outer filtering layer are all disposed in a cylindrical shape, and the axial lengths of the inner filtering layer, the middle filtering layer and the outer filtering layer are all equal.

In addition, in order to realize above-mentioned purpose, the utility model also provides a filter core manufacture equipment for make as above the filter core, filter core manufacture equipment includes nexine shaping subassembly, middle level shaping subassembly, outer shaping subassembly and transportation subassembly, the nexine shaping subassembly the middle level shaping subassembly the outer shaping subassembly sets up the range at the interval in proper order, the transportation subassembly will nexine shaping subassembly processing filter the nexine and transport extremely middle level shaping subassembly, and will the filtration middle level that contains after the processing of middle level shaping subassembly filters the nexine transports extremely outer shaping subassembly department.

In an embodiment of this application, nexine shaping subassembly, middle level shaping subassembly and outer shaping subassembly all include storage platform, heated warehouses and shower nozzle, the storage platform is placed in the holding surface, heated warehouses with the storage platform is connected, the shower nozzle with heated warehouses connects, heated warehouses is used for heating the raw materials of storage platform, the shower nozzle is in order to be used for will passing through heated warehouses's raw materials orientation the support of transportation component spouts and covers.

In an embodiment of the application, the transportation assembly further includes an internally threaded shaft movably connected to a side of the bracket facing the spray head, and a shaft connected to an end of the internally threaded shaft for rotating the internally threaded shaft.

The utility model discloses technical scheme's filter core is including filtering the nexine, filtering the middle level and filtering the skin, filters nexine one end and is formed with the filtration export, filters the circumference outer wall that the nexine was filtered in the middle level parcel, and it has a plurality of active carbon particles and bonding piece to fill in the filtration middle level, and bonding piece is used for connecting fixedly a plurality of the active carbon particles filters the middle level circumference outer wall of outer parcel filtration, filters outer filter fineness and is greater than the filter fineness of filtering the nexine. So, after the outer process coarse filtration of filtration, through filtering medial active carbon particle treatment organic pollutant again when needs filterable water, the rethread filters the nexine at last and carries out the meticulous filtration to the outlet flow is exported by the filtration of the one end of filtering the nexine to this forms a filter core and realizes gradient filtration, can satisfy the filter effect of tertiary filter core simultaneously, practices thrift the consumptive material, reduces the pollution to the environment. Simultaneously because the splicing that is used for connecting a plurality of active carbon granule of filtering the medial is adhesive or hot melt adhesive, active carbon granule forms after heating with adhesive or hot melt adhesive mixture promptly, and this process not only need not to grind active carbon for fibrous, also does not produce waste water such as thick liquid simultaneously, consequently need not additionally to set up effluent treatment plant, has not only practiced thrift manufacturing cost, has avoided simultaneously causing the pollution to the environment.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

Fig. 1 is a schematic structural view of an embodiment of a filter element of the present invention;

fig. 2 is a schematic structural diagram of an embodiment of the filter element manufacturing apparatus of the present invention.

The reference numbers illustrate:

the objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

In the present application, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., "fixed" may be fixedly connected or detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In addition, descriptions in the present application as to "first", "second", and the like are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" appearing throughout is to include three juxtapositions, exemplified by "A and/or B," including either the A or B arrangement, or both A and B satisfied arrangement. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

The utility model provides a filter core 1.

Referring to fig. 1 and 2, in the embodiment of the present invention, the filter element 1 includes a filtering inner layer 10, a filtering middle layer 20 and a filtering outer layer 30, wherein a filtering outlet 11 is formed at one end of the filtering inner layer 10; the filtering middle layer 20 wraps the circumferential outer wall of the filtering inner layer 10, a plurality of activated carbon particles (not shown) and bonding pieces (not shown) are filled in the filtering middle layer 20, the bonding pieces are used for connecting and fixing the activated carbon particles, and the bonding pieces are adhesives or hot melt adhesives; the outer filtering layer 30 wraps the circumferential outer wall of the middle filtering layer 20, and the filtering precision of the outer filtering layer 30 is greater than that of the inner filtering layer 10.

The utility model discloses technical scheme's filter core 1 is including filtering nexine 10, filtering middle level 20 and filtering outer 30, and filtering nexine 10 one end is formed with and filters export 11, filters middle level 20 parcel and filters the circumference outer wall of nexine 10, filters the intussuseption in middle level 20 and is filled with a plurality of activated carbon particle and bonding piece, and bonding piece is used for connecting fixedly a plurality of activated carbon particle filters outer 30 parcel and filters middle level 20's circumference outer wall, and the filter fineness of filtering outer 30 is greater than the filter fineness of filtering nexine 10. So, after the outer layer 30 of filtration is followed to the water that needs to filter, through the active carbon particle treatment organic pollutant who filters middle level 20 again, at last rethread filtration nexine 10 carries out the meticulous filtration to the purified water flows out by the filtration export 11 of the one end of filtering nexine 10, realizes the gradient through a filter core 1 with this formation and filters, can satisfy tertiary filter core 1's filter effect simultaneously, practices thrift the consumptive material, reduces the pollution to the environment. Simultaneously because the bonding piece that is used for connecting a plurality of active carbon granule of filtering middle level 20 is adhesive or hot melt adhesive, active carbon granule forms after heating with adhesive or hot melt adhesive mixture promptly, and this process not only need not to grind active carbon for fibrous, also does not produce waste water such as thick liquid simultaneously, consequently need not additionally to set up waste water treatment facilities, has not only practiced thrift manufacturing cost, has avoided simultaneously causing the pollution to the environment.

The adhesive may be EVA (ethylene-vinyl acetate copolymer), PE (Polyethylene), HDPE (High Density Polyethylene), ultra High Density Polyethylene, etc. The filtering middle layer 20 is formed by connecting a plurality of activated carbon particles through an adhesive, and the filtering middle layer 20 is formed by preheating and bonding a plurality of activated carbon particles and a hot melt adhesive at 60-80 ℃, so that the filtering middle layer 20 is mainly used for adsorbing organic particles. The filtering precision of the outer filtering layer 30 is greater than that of the inner filtering layer 10 (the filtering precision is the aperture of the hole, and only the particles smaller than the filtering precision are allowed to pass through), so that the outer filtering layer 30 can block some large particles, so that the activated carbon particles of the middle filtering layer 20 do not have the interference of the large particles when adsorbing the organic particles, the efficiency of absorbing the organic particles is highest, the water flow passing through the middle filtering layer 20 flows to the inner filtering layer 10, the inner filtering layer 10 further filters the fine impurities and a small amount of fallen carbon powder in the water flow, and the using effect and the service life of the rear extremely high precision filter element 1 are effectively protected and guaranteed.

In one embodiment of the present application, the activated carbon particles are dispersed in the filtering middle layer 20. Specifically, because the active carbon adsorption's that mesh number is little specific surface area is just little, the adsorption effect is relatively poor, the active carbon specific surface area that mesh number is big is just big, the adsorption effect will be better, but the mesh number is too big probably to pierce through filter core 1, bring harm, consequently the mesh number of the active carbon of this application is between 100 to 325 meshes, make on the basis of protection filter core 1, can have better adsorption effect, active carbon granule dispersion sets up in filtering middle level 20 simultaneously, can further increase active carbon adsorption specific surface area, thereby improve the filter effect who filters middle level 20. And secondly, the activated carbon can be processed and produced by selecting activated carbon with different specifications and functions according to different requirements, and the activated carbon can be specifically selected by a person skilled in the art and is not described herein.

In an embodiment of the present application, the filtering precision of the filtering inner layer 10 is 1 micron to 15 microns; specifically, because the inner filtering layer 10 is the last layer after filtering the water flow, it is necessary to ensure that the fine impurities and the small amount of the carbon powder falling off in the water flow can be filtered, and therefore the filtering precision of the inner filtering layer 10 is set to be between 1 micron and 15 microns, so that the fine impurities and the small amount of the carbon powder falling off in the water flow can be ensured to be filtered, meanwhile, the production difficulty is improved due to the fact that the filtering precision of the inner filtering layer 10 is too small, specifically, the inner filtering layer can be selected by a person skilled in the art according to actual conditions, and only the filtering precision of the inner filtering layer 10 needs to be ensured to be smaller than the filtering precision of the outer filtering layer 30.

Optionally, the filtration fineness of the outer filtration layer 30 is 5 to 20 micrometers. Specifically, since the outer filter layer 30 is mainly used for blocking some large particles, and in order to avoid the water flow rate from being too low, the filtering precision of the outer filter layer 30 is set to be between 5 micrometers and 20 micrometers, which can ensure that some large particles can be blocked, and simultaneously avoid that the particles with too small particles are blocked at the outermost side to form a blocking layer, thereby causing the water flow rate to be reduced. Specifically, the selection can be performed by those skilled in the art according to actual situations, and it is only necessary to ensure that the filtering precision of the inner filtering layer 10 is smaller than that of the outer filtering layer 30.

In an embodiment of the present application, the material of the inner filter layer 10 and the material of the outer filter layer 30 are both PP cotton (polypropylene fiber). In particular, the PP cotton has better chemical compatibility, so that the PP cotton is suitable for filtering strong acid, strong alkali and organic solvent. The filter has the advantages of strong dirt holding capacity, long service life and low cost, can effectively remove various particle impurities in the filtered liquid, does not contain any chemical adhesive, and is more sanitary and safer. The precision of each layer of PP cotton is adjusted by adjusting the material proportion, the processing temperature and the mesh number of the activated carbon according to the actual use environment.

In an embodiment of the present application, referring to fig. 1, the thickness value L1 of the filtering middle layer 20 is greater than the thickness value L2 of the filtering inner layer 10, and the thickness value L1 of the filtering middle layer 20 is greater than the thickness value L3 of the filtering outer layer 30. Because the filter element 1 needs to be replaced after being used for a plurality of times, in order to reduce the replacement times of the filter element 1 and ensure that the filter element 1 can effectively adsorb organic particles in water flow for a long time, the thickness value L1 of the filtering middle layer 20 is respectively greater than the thickness value L2 of the filtering inner layer 10 and the thickness value L3 of the filtering outer layer 30, so that the filtering middle layer 20 of the filter element 1 can effectively adsorb the organic particles in the water flow for a long time, and the filtering of the organic substances in the water flow is improved.

Further, the thickness value L3 of the outer filtering layer 30 is greater than the thickness value L2 of the inner filtering layer 10. Wherein, because the outer filtering layer 30 is mainly used for blocking large-particle particles, and the inner filtering layer 10 is used for further filtering fine impurities and a small amount of fallen carbon powder in the water flow, the thickness value L3 of the outer filtering layer 30 needs to be larger so as to effectively filter the water flow, meanwhile, the impurities filtered by the inner filtering layer 10 are fine and are not easy to stack, and for the production cost, the thickness value L3 of the outer filtering layer 30 is set to be larger than the thickness value L2 of the inner filtering layer 10.

In an embodiment of the present application, the inner filtering layer 10, the middle filtering layer 20, and the outer filtering layer 30 are all disposed in a cylindrical shape, and the axial lengths of the inner filtering layer 10, the middle filtering layer 20, and the outer filtering layer 30 are all equal. Wherein, through filtering the nexine 10, filter middle level 20 and filter outer 30 and all roll up the tube-shape setting, and filter nexine 10 and filter outer 30 and all set up the filtration hole, because of being the curly form, so along the directional centre of a circle direction's of radius density of filter core 1 bigger and bigger, the hole is more and more dense, so filter nexine 10 and filter outer 30's filter fineness presents the characteristics of dredging interior dense needle formula design outward, it hinders the mode of particle to be the progressive reduction filter fineness to filter nexine 10 and filter outer 30 filterable in-process, eliminate muddy and effectively ensure the filter effect. Filter nexine 10 simultaneously, filter middle level 20 and filter outer 30 axial length homogeneous phase to guaranteed that the filtration export 11 outflow purified water from filtering nexine 10 after having filtered can all be followed from a plurality of directions entering of filtering outer 30 when rivers, improve this application filter core 1's suitability.

The utility model discloses still provide a filter core manufacture equipment 100, refer to fig. 2, this filter core manufacture equipment 100 is used for making filter core 1, and this filter core 1's concrete structure refers to above-mentioned embodiment, and filter core manufacture equipment 100 includes nexine shaping subassembly 110, middle level shaping subassembly 120, outer shaping subassembly 130 and transportation subassembly 140, nexine shaping subassembly 110 middle level shaping subassembly 120 outer shaping subassembly 130 interval sets up the range in proper order, transportation subassembly 140 will nexine shaping subassembly 110 processing filter nexine 10 transport extremely middle level shaping subassembly 120, and will the filtration middle level 20 that contains after middle level shaping subassembly 120 processing filters nexine 10 transports extremely outer shaping subassembly 130 department. Specifically, during the production process, the filter element 1 is transported by the transportation assembly 140, so that the inner filter layer 10 is firstly manufactured at the inner layer forming assembly 110 to serve as a framework, then the framework processed by the inner layer forming assembly 110 is transported to the middle layer forming assembly 120 by the transportation assembly 140, the middle layer 20 is wrapped on the outer wall of the inner layer framework by the middle layer forming assembly 120, and finally the middle filter layer 20 including the inner filter layer 10 processed by the middle layer forming assembly 120 is transported to the outer layer forming assembly 130 by the transportation assembly 140 to manufacture the outer filter layer 30, thereby forming the filter element 1.

In an embodiment of the present application, the inner layer forming assembly 110, the middle layer forming assembly 120, and the outer layer forming assembly 130 each include a storage platform 111, a heating bin 112, and a nozzle 113, the storage platform 111 is placed on a supporting surface, the heating bin 112 is connected to the storage platform 111, the nozzle 113 is connected to the heating bin 112, the heating bin 112 is used for heating the raw material of the storage platform 111, and the nozzle 113 is used for spraying the raw material passing through the heating bin 112 toward the bracket (not shown) of the transporting assembly 140. Wherein, the inner layer forming assembly 110, the middle layer forming assembly 120 and the outer layer forming assembly 130 can be different structures, and the filtering inner layer 10, the filtering middle layer 20 and the filtering outer layer 30 are respectively processed correspondingly; of course, the inner layer forming assembly 110, the middle layer forming assembly 120 and the outer layer forming assembly 130 may have the same structure, so as to facilitate uniform production, specifically, the inner layer forming assembly 110, the middle layer forming assembly 120 and the outer layer forming assembly 130 each include a storage platform 111, a heating bin 112 and a nozzle 113, and raw materials of each layer of structure are placed at the respective storage platform 111, and are then heated by the heating bin 112 and then sprayed by the nozzle 113, so as to form corresponding structures.

Further, the transportation assembly 140 further includes a female screw shaft 141 and a rod shaft 142, the female screw shaft 141 is movably connected to a side of the bracket facing the spray head 113, and the rod shaft 142 is connected to an end of the female screw shaft 141 for rotating the female screw shaft 141. Wherein the internal thread shaft 141 is rotatably connected to the bracket, and one end of the internal thread shaft 141 is connected to the smooth lever shaft 142, so that the filtering inner layer 10 formed at the inner layer forming assembly 110 can be transported to the middle layer forming assembly 120 for processing through the rotation of the internal thread shaft 141, then the middle layer forming assembly 120 preheats and bonds the active carbon and the adhesive or hot melt adhesive at 60-80 ℃ and then sprays the mixture on the framework formed by the filtering inner layer 10 through the air pressure of the spray head 113, the internal thread shaft 141 continuously rotates to be transported forward to the outer layer forming assembly 130 for processing and manufacturing the filtering outer layer 30, the filter element 1 is transported forward and cut through the smooth rod shaft 142 at the tail end of the internal thread rod after a certain distance, to obtain the filter element 1 as described above, it should be noted that the outer diameter of the filter element 1 and the thickness of the activated carbon layer can be changed by adjusting the rotation speed of the internal threaded shaft 141 and the spraying pressure and the nozzle size of the nozzle 113 of the middle layer forming assembly 120.

The above only is the preferred embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structure changes made by the contents of the specification and the drawings under the inventive concept of the present invention, or the direct/indirect application in other related technical fields are included in the patent protection scope of the present invention.

Claims (10)

1. A filter cartridge, comprising:

the filter inner layer is provided with a filter outlet at one end;

the filtering middle layer wraps the circumferential outer wall of the filtering inner layer, a plurality of activated carbon particles and bonding pieces are filled in the filtering middle layer, the bonding pieces are used for connecting and fixing the activated carbon particles, and the bonding pieces are adhesives or hot melt adhesives; and

the outer layer of filtration, the outer parcel of filtration the circumference outer wall in middle level, the filter fineness of filtering the outer layer is greater than the filter fineness of filtering the inlayer.

2. The filter cartridge of claim 1, wherein the activated carbon particles are dispersed within the filter media.

3. The filter cartridge of claim 1, wherein the filter lining has a filtration fineness of 1 to 15 microns;

and/or the filtration precision of the outer filtration layer is 5-20 microns.

4. The filter element of claim 1, wherein the inner filter layer and the outer filter layer are both made of PP cotton.

5. The filter element according to claim 1, characterized in that the value of the thickness L1 of the filtering middle layer is greater than the value of the thickness L2 of the filtering inner layer, and the value of the thickness L1 of the filtering middle layer is greater than the value of the thickness L3 of the filtering outer layer.

6. The filter element of claim 5, wherein the outer filter layer has a thickness value L3 greater than the inner filter layer thickness value L2.

7. The filter element of claim 1, wherein the inner filter layer, the middle filter layer and the outer filter layer are all cylindrical, and the axial lengths of the inner filter layer, the middle filter layer and the outer filter layer are all equal.

8. A filter element manufacturing device is used for manufacturing the filter element as claimed in any one of claims 1 to 7, and is characterized by comprising an inner layer forming assembly, a middle layer forming assembly, an outer layer forming assembly and a transportation assembly, wherein the inner layer forming assembly, the middle layer forming assembly and the outer layer forming assembly are sequentially arranged at intervals, the transportation assembly transports the filtering inner layer processed by the inner layer forming assembly to the middle layer forming assembly, and transports the filtering middle layer containing the filtering inner layer processed by the middle layer forming assembly to the outer layer forming assembly.

9. The filter element manufacturing apparatus according to claim 8, wherein the inner layer forming assembly, the middle layer forming assembly and the outer layer forming assembly each comprise a storage platform, a heating bin and a nozzle, the storage platform is placed on a supporting surface, the heating bin is connected with the storage platform, the nozzle is connected with the heating bin, the heating bin is used for heating the raw material of the storage platform, and the nozzle is used for spraying the raw material passing through the heating bin towards the bracket of the transportation assembly.

10. The filter cartridge manufacturing apparatus of claim 9, wherein the transport assembly further comprises an internally threaded shaft movably connected to a side of the bracket facing the spray head, and a shaft connected to an end of the internally threaded shaft for rotating the internally threaded shaft.

Images