CN209322587U

CN209322587U - MULTILAYER COMPOSITE rolling filter core

Info

Publication number: CN209322587U
Application number: CN201822151720.4U
Authority: CN
Inventors: 邵可为
Original assignee: Suzhou Industrial Park Topology Environmental Protection & Purification Co Ltd
Current assignee: Suzhou Industrial Park Topology Environmental Protection & Purification Co Ltd
Priority date: 2018-12-21
Filing date: 2018-12-21
Publication date: 2019-08-30
Anticipated expiration: 2028-12-21

Abstract

The utility model discloses a kind of MULTILAYER COMPOSITE rolling filter core, including columnar center pillar, volume is covered with and only high grammes per square metre nonwoven layer, activated carbon fibre layer of cloth, low grammes per square metre nonwoven layer from inside to outside on the periphery of the center pillar, warp layer net is coated on the periphery of the low grammes per square metre nonwoven layer, the both ends of the gauze are fixed by first plastic end cover and the second plastic end cover respectively.Compared with prior art; the beneficial effects of the utility model are: outermost layer is for removing the biggish impurity of particle in tap water; the suction-operated that middle layer passes through activated carbon fibre; reach the chlorine residue removed in tap water, comparatively dense innermost layer can remove the impurity of fine particle in tap water, increase the pollutant holding capability of filter core; improve the service life of filter core; so that the cost of replacement has apparent reduction, and manufacturing cost is saved, has also played protection to the loss of water dispenser itself.

Description

MULTILAYER COMPOSITE rolling filter core

Technical field

The utility model belongs to filter technology field, and in particular to a kind of MULTILAYER COMPOSITE rolling filter core.

Background technique

Since our filter cores used in water dispenser at present are three prefilter filter cores, first, third road be molten Blown filter is made by using PP raw material, and second is press injecting type active carbon filter core, is arranged between twice melt-blown filter. The effect of front filter element is to fall the contaminant filter in tap water, and is that bleaching powder (chlorine residue) is gone out by tap water, using three Filter design increases client first and replaces the cost of filter core, and to have to disposably dismantle three fillings when replacement Body has an impact the leakproofness of water dispenser, be easy to cause Drinking Water Filtration unclean.And requirement of the current consumer to quality But increasingly increasing, it is therefore necessary to study the MULTILAYER COMPOSITE filter core of other forms.

Chinese patent application 201610536589.6 discloses a kind of efficient rolling filter core, including central tube and film roll, film It include water guide net, reverse osmosis membrane, pure water selvage guide in volume, the water guide net setting is in internal layer, and in the outside of water guide net, setting is anti- Diaphragm is permeated, forms water inlet flow channel between water guide net and reverse osmosis membrane, water inlet flow channel is equipped with the in the side close to central tube One mouth of a river, water inlet flow channel close to film roll end face be equipped with second mouth of a river, two layers of reverse osmosis membrane, in two layers of reverse osmosis membrane Between formed pure water runner, pure water selvage guide is provided between pure water runner；In film roll have in the deployed state with central tube phase Two vertical sides, each side have in the sealing portion left a blank at central tube.Although the filter of this form Core improves filter efficiency, but its structure is complex, and cost is also high.

Utility model content

To solve the problems mentioned above in the background art.The utility model provides one kind, and cost is relatively low, has filter essence The MULTILAYER COMPOSITE rolling filter core for the features such as degree is high, turbidity removal rate is high.

To achieve the above object, the utility model provides the following technical solutions:

A kind of MULTILAYER COMPOSITE rolling filter core, including columnar center pillar, the center pillar have hollow out, the first of the center pillar End is fixed with the first plastic end cover, and the second end of the center pillar is outlet and is fixed with the second plastic end cover, the center pillar thereon Periphery on from inside to outside volume be covered with and only high grammes per square metre nonwoven layer, activated carbon fibre layer of cloth, low grammes per square metre nonwoven layer, it is described Warp layer net is coated on the periphery of low grammes per square metre nonwoven layer, the both ends of the gauze are respectively by first plastic end cover and Two plastic end covers are fixed.

Preferably, the count of the high grammes per square metre nonwoven layer is greater than the count of the low grammes per square metre nonwoven layer.

Preferably, the specific surface area of the activated carbon fibre layer of cloth is 1600-1800cm²/g。

Preferably, the thickness of the activated carbon fibre layer of cloth is greater than the high grammes per square metre nonwoven layer and low grammes per square metre nonwoven layer Thickness.

Preferably, the ratio between the thickness of the activated carbon fibre layer of cloth and width are 1:30.

Preferably, the center pillar is Nian Jie with the first plastic end cover, the second plastic end cover respectively by hot melt adhesive.

Preferably, on first plastic end cover to being externally provided with guide post.

Preferably, be fixed with sealing ring on the periphery of second plastic end cover, the sealing ring at least there are two.

Compared with prior art, the utility model has the beneficial effects that outermost layer is larger for removing particle in tap water Impurity, middle layer reaches the chlorine residue removed in tap water, comparatively dense innermost layer by the suction-operated of activated carbon fibre It can remove the impurity of fine particle in tap water.Since each layer has certain thickness in the utility model, can make Filter is more abundant, and increases the pollutant holding capability of filter core, improves the service life of filter core, so that the cost of replacement has obviously Reduction, and saved manufacturing cost, also played protection to the loss of water dispenser itself.

Detailed description of the invention

Attached drawing is used to provide a further understanding of the present invention, and constitutes part of specification, practical with this Novel embodiment is used to explain the utility model together, does not constitute limitations of the present invention.In the accompanying drawings:

Fig. 1 is the schematic perspective view of the utility model；

Fig. 2 is the cross-sectional view of the utility model.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

The utility model discloses a kind of MULTILAYER COMPOSITE rolling filter core, including columnar center pillar 1, institute referring to FIG. 1-2, Center pillar 1 is stated with hollow out 2, the first end of the center pillar 1 is fixed with the first plastic end cover 3, and the second end of the center pillar 1 is outlet 4 and it is fixed with the second plastic end cover 5 thereon.It is consistent with the prior art, the center pillar 1 by hot melt adhesive respectively with the first plastic end Lid 3, the second plastic end cover 5 bonding.

In the utility model, to facilitate installation, to being externally provided with guide post 11 on first plastic end cover 3.Described Be fixed with sealing ring 6 on the periphery of two plastic end covers 5, the sealing ring 6 at least there are two, play good sealing function.

In the utility model, volume is covered with and only high grammes per square metre nonwoven layer 7, living from inside to outside on the periphery of the center pillar 1 Property Carbon fibe layer of cloth 8, low grammes per square metre nonwoven layer 9 are coated with warp layer net 10 on the periphery of the low grammes per square metre nonwoven layer 9, institute The both ends for stating gauze 10 are fixed by first plastic end cover 3 and the second plastic end cover 5 respectively.It is described to be located at outermost low gram Weight nonwoven layer 9 plays the filter effect of first layer for removing the biggish impurity of particle in tap water；Positioned at the work of middle layer Property Carbon fibe layer of cloth 8 by the suction-operated of activated carbon fibre, reach the chlorine residue removed in tap water.In the utility model, it is More preferably, the specific surface area of the activated carbon fibre layer of cloth 8 used is 1600-1800cm for the suction-operated for making activated carbon fibre²/ g, The thickness of the activated carbon fibre layer of cloth 8 is greater than the thickness of the high grammes per square metre nonwoven layer 7 and low grammes per square metre nonwoven layer 9.It is described The ratio between thickness and width of activated carbon fibre layer of cloth 8 are 1:30.Positioned at the comparatively dense high grammes per square metre nonwoven layer 7 of innermost layer, Its count is greater than the count of the low grammes per square metre nonwoven layer 9, can remove the impurity of fine particle in tap water.

It should be noted that since filtering has one-way, there is no need to which very thin filter layer alternately roll, this Sample will be greatly reduced production efficiency.In the utility model, by high grammes per square metre nonwoven layer 7, activated carbon fibre layer of cloth 8, low grammes per square metre without Certain thickness is all arranged in each layer of woven fabric layer 9, and thickness is at least all in 5mm or more.In this way, since each layer has certain thickness Degree can make filtering more abundant, and increase the pollutant holding capability of filter core, improve the service life of filter core, so that replacement Cost has apparent reduction.

Work in-process winds different types of filter cloth by automatic film rolling machine, forms certain thickness different filter layers, It to reach the filter effect of design, is finally reached and not only removes chlorine residue, but also remove the effect of impurity.The utility model key technology It is to set winding circle number using auto-programming, to control the thickness of each filtering layer, unlike material filter should be adjusted by tension sense Cloth winding is elastic, so that material winding is close neat, without the filter layer using more layers, has saved manufacturing cost in this way, Also play protection to the loss of water dispenser itself.The end cap at the utility model both ends in production realizes automatic gluing, from Dynamic bonding, filter core and plastic end cover are fully sealed, watertight effect is played.

Finally, it should be noted that the above descriptions are merely preferred embodiments of the present invention, it is not limited to this Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art For, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic It is equivalently replaced.Within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on, It should be included within the scope of protection of this utility model.

Claims

1. a kind of MULTILAYER COMPOSITE rolling filter core, including columnar center pillar (1), the center pillar (1) has hollow out (2), it is described in The first end of column (1) is fixed with the first plastic end cover (3), and the second end of the center pillar (1) is outlet (4) and is fixed with the thereon Two plastic end covers (5), it is characterised in that: volume is covered with and only high grammes per square metre non-woven fabrics from inside to outside on the periphery of the center pillar (1) Layer (7), activated carbon fibre layer of cloth (8), low grammes per square metre nonwoven layer (9), are coated on the periphery of the low grammes per square metre nonwoven layer (9) Warp layer net (10), the both ends of the gauze (10) are solid by first plastic end cover (3) and the second plastic end cover (5) respectively It is fixed.

2. MULTILAYER COMPOSITE rolling filter core according to claim 1, it is characterised in that: the high grammes per square metre nonwoven layer (7) Count is greater than the count of the low grammes per square metre nonwoven layer (9).

3. MULTILAYER COMPOSITE rolling filter core according to claim 1, it is characterised in that: the activated carbon fibre layer of cloth (8) Specific surface area is 1600-1800cm²/g。

4. MULTILAYER COMPOSITE rolling filter core according to claim 1, it is characterised in that: the activated carbon fibre layer of cloth (8) Thickness is greater than the thickness of high the grammes per square metre nonwoven layer (7) and low grammes per square metre nonwoven layer (9).

5. MULTILAYER COMPOSITE rolling filter core according to claim 4, it is characterised in that: the activated carbon fibre layer of cloth (8) The ratio between thickness and width are 1:30.

6. MULTILAYER COMPOSITE rolling filter core according to claim 1, it is characterised in that: the center pillar (1) passes through hot melt adhesive point It is not Nian Jie with the first plastic end cover (3), the second plastic end cover (5).

7. MULTILAYER COMPOSITE rolling filter core according to claim 1, it is characterised in that: on first plastic end cover (3) to It is externally provided with guide post (11).

8. MULTILAYER COMPOSITE rolling filter core according to claim 1, it is characterised in that: outside second plastic end cover (5) Be fixed on week sealing ring (6), the sealing ring (6) at least there are two.