CN216885603U - Multilayer self-bonding melt-blown fabric production line with sterilization and virus killing functions - Google Patents

Abstract

The utility model relates to a multilayer self-adhesion melt-blown fabric production line with sterilization and virus killing functions, wherein more than two die heads are sequentially and correspondingly arranged on a receiver breathable net curtain, a spinneret plate with a hot air drafting opening is arranged below each die head, a negative pressure air suction box is arranged below the receiver breathable net curtain corresponding to each die head, a liquid medicament atomizing device and a medicament drying device filled with liquid medicaments are sequentially arranged between every two die heads, the liquid medicament atomizing device is connected with a medicament pipe, the lower part of the medicament pipe is provided with a medicament liquid atomizing outlet facing to the upper part of the receiver breathable net curtain, the medicament drying hot air opening is arranged downwards and correspondingly above the receiver breathable net curtain, and a drying air suction opening is arranged below the receiver breathable net curtain corresponding to the position of the medicament drying hot air opening. The novel water-saving filter has the advantages of simple structure, convenience in manufacturing, long quality guarantee period and the like, and has the efficient adsorption, filtration and killing functions on fine particles, viruses and bacteria.

Description

Multilayer self-bonding melt-blown fabric production line with sterilization and virus killing functions

Technical Field

The utility model relates to a melt-blown fabric technology, in particular to a multilayer self-adhesive melt-blown fabric with sterilization and virus killing functions and a production line thereof.

Background

After the electret master batch is added into the traditional melt-blown fabric and passes through an electret device, the traditional melt-blown fabric only has simple filtering and adsorbing functions on viruses, particles and bacteria, and has no sterilizing and virus killing functions; some of the existing markets adopt copper oxide to be added into a melting spraying material to achieve the sterilization and virus killing functions, but the copper oxide belongs to heavy metals and is easy to cause heavy metal poisoning, so that the copper oxide cannot be popularized by users due to the worry; in addition, traditional Chinese medicines or chemical agents are added to the melt-blown cloth, the processes of direct soaking, surface spraying, spraying and the like are adopted in the later period, the sterilization and virus killing functions of the traditional Chinese medicines or the chemical agents cannot be kept for a long time by the scheme of multiple processes, simplicity and violence, and even more, the original electrostatic adsorption function of the melt-blown cloth is almost lost due to the processes of soaking, spraying and the like after the melt-blown cloth is finished, and the adsorption and filtration functions of the melt-blown cloth on particles, parvoviruses and bacteria are lost, so that the loss is not paid. For example, the application number of 202011122267.X is a melt-blown fabric steam spraying method capable of inactivating virus, a production line and application thereof adopt the processes of steam spraying, extrusion drying and the like, and the produced fabric has no adsorption function, complex working procedures and high cost; for example, the patent with application number 202010900946.9 discloses a sterilization and antifouling meltblown and its processing technology, which uses the method of immersing in the mixed solution and drying, and also has these fundamental problems.

Disclosure of Invention

Aiming at the problems, the utility model provides the multilayer self-adhesive melt-blown fabric which is simple in structure, convenient to manufacture, long in quality guarantee period and capable of efficiently adsorbing, filtering and killing fine particles, viruses and bacteria.

The technical scheme adopted by the utility model is as follows: the utility model provides a multilayer self-bonding melt-blown fabric with disinfect function of killing virus which characterized in that: comprises more than two layers of melt-blown cloth, a Chinese medicine layer or a chemical sterilization and virus killing component layer is arranged between each two layers, and the multilayer structure is overlapped up and down and is self-adhered.

Furthermore, the traditional Chinese medicine layer or the chemical sterilization and virus killing component layer is formed by drying traditional Chinese medicine extract or chemical liquid medicine which has sterilization and virus killing effects and is harmless and non-irritant to human bodies.

A production process of multilayer self-adhesive melt-blown cloth with sterilization and virus killing functions is characterized in that: the process comprises the following steps of adopting a melt-blowing production line with more than two melt-blowing nozzles, an atomization or spraying device for traditional Chinese medicine or chemical liquid medicine and a lower air suction drying device: firstly, high-melting-fat polypropylene is sprayed out by a spinneret plate on a first die head of a multi-melting nozzle, the polypropylene is formed into fibers under the drawing of hot air and falls onto an air-permeable net curtain of a receiver, meanwhile, negative pressure air suction drying is arranged below the air-permeable net curtain to adsorb polypropylene fine fibers falling on the air-permeable net curtain onto the net curtain to combine into a first net-shaped fiber cloth layer, and the fiber layer continuously moves to a second melt-blowing machine die head, the spinneret plate and an air suction position at a constant speed along with the net curtain of the receiver; the atomization or spraying device for the traditional Chinese medicine or the chemical liquid is arranged between a first die head spinneret plate and a second die head spinneret plate, and the traditional Chinese medicine or the chemical liquid is atomized or sprayed into a traditional Chinese medicine layer or a chemical sterilization and virus killing component layer on a reticular fiber cloth layer sprayed by a first spray head; the induced draft drying device dries the reticular fiber cloth layer with the surface attached with the traditional Chinese medicine layer or the chemical sterilization and virus killing component layer, the dried reticular fiber cloth layer enters the second melt-blown die head along with the air permeable screen curtain of the receiver, the spinneret plate on the second die head sprays high-melting-fat polypropylene and falls on the traditional Chinese medicine layer or the chemical sterilization and virus killing component layer of the first reticular fiber cloth layer under hot air drafting, the second reticular fiber cloth layer is formed under the negative pressure induced draft drying action under the air permeable screen corresponding to the spinneret plate of the second die head, the second reticular fiber cloth layer is automatically bonded under the residual temperature action, and the multilayer self-bonding melt-blown cloth with the functions of adsorbing particles and bacteria and sterilizing and killing viruses is formed through electrostatic electret.

Furthermore, the Chinese medicine or chemical liquid atomized or sprayed by the spraying device is Chinese medicine extract or chemical liquid which has sterilization and virus killing effects and is harmless and non-irritant to human bodies.

Furthermore, the traditional Chinese medicine or chemical liquid on the surface of the first layer of reticular fiber cloth layer partially or completely permeates into the surface layer of the first layer of reticular fiber cloth layer under the action of the air suction drying device and is adsorbed, and then the traditional Chinese medicine or chemical liquid is self-adhered through the second layer of reticular fiber cloth layer.

Furthermore, the gram weight and the resistance of the melt-blown material sprayed by the spinneret plate after the first cloth forming, the spraying or atomizing adsorption of the medicinal liquid, the drying and the bonding and covering of the second cloth forming layer are the same as those of the normal melt-blown cloth.

The utility model provides a multilayer self-adhesion melt-blown coating production line with disinfect and kill virus function, includes die head, the ventilative door curtain of receiver and negative pressure case that induced drafts more than two, and the die head corresponds the setting in proper order on the ventilative door curtain of receiver more than two, and every die head sets up the spinneret of taking the hot-blast mouth of draft certainly, all establishes negative pressure case that induced drafts its characterized in that under the ventilative door curtain of receiver that every die head corresponds: a liquid medicament atomizing device and a medicament drying device which are filled with liquid medicaments are sequentially arranged between every two die heads, the liquid medicament atomizing device is connected with a medicament pipe, a medicament liquid atomizing outlet which faces to the upper part of the breathable net curtain of the receiver is arranged at the lower part of the medicament pipe, the medicament drying device comprises a medicament drying hot air port and a drying air suction port, the medicament drying hot air port faces downwards and is correspondingly arranged above the breathable net curtain of the receiver, and the drying air suction port is arranged below the breathable net curtain of the receiver corresponding to the position of the medicament drying hot air port; and an electrostatic electret device is arranged below the breathable net curtain of the receiver behind the last die head.

The utility model provides a multilayer self-adhesion melt-blown coating production line with disinfect and kill virus function, includes die head, the ventilative door curtain of receiver and negative pressure case that induced drafts more than two, and the die head corresponds the setting in proper order in the ventilative door curtain of receiver top more than two, and every die head has set up the spinneret from the hot-blast mouth of taking the draft, all establishes negative pressure case that induced drafts under the ventilative door curtain of receiver that every die head corresponds, its characterized in that: a liquid medicament storage tank filled with liquid medicament and a medicament drying device are sequentially arranged between every two die heads, the liquid medicament storage tank is connected with a spray pipe through a pump and a flow meter, the lower part of the spray pipe is provided with a medicament liquid spray opening facing to the upper part of the breathable net curtain of the receiver, the medicament drying device comprises a medicament drying hot air opening and a drying air suction opening, the medicament drying hot air opening faces downwards and is correspondingly arranged above the breathable net curtain of the receiver, and the drying air suction opening is arranged below the breathable net curtain of the receiver corresponding to the position of the medicament drying hot air opening; and an electrostatic electret device is arranged below the breathable net curtain of the receiver behind the last die head.

Furthermore, the negative pressure air suction box is connected with a negative pressure air suction fan through an air pipeline.

Furthermore, the drying air suction inlet is connected with a drying air suction fan through an air pipeline.

The utility model effectively adopts the integrated production equipment and process of combining the melt-blowing production line with more than two melt-blowing nozzles with the combination of a traditional Chinese medicine or chemical liquid medicine atomizing or spraying device, a drying device and an electrostatic electret device, efficiently, quickly and inexpensively produces the multilayer self-adhesive melt-blown cloth with the functions of adsorbing particles and bacteria and sterilizing and killing viruses, has the functions of efficiently adsorbing, filtering and killing fine particles, viruses and bacteria, effectively overcomes the defects and weakness of the existing melt-blown cloth, and clamps the medicine liquid medicine with the functions of killing viruses and sterilizing between two melt-blown cloth layers at one time, can effectively keep the long-term action stability of the middle medicine layer, can ensure that the gram weight and the resistance of the melt-blown cloth are not increased, is easier to popularize, and the resistance and the filtering value of the subsequent mask manufacturing can meet the national regulation requirements.

Drawings

FIG. 1 is a schematic view of a meltblown fabric according to the utility model;

FIG. 2 is a schematic view of the production line structure of the present invention.

In the figure: the device comprises a first reticular fiber cloth layer 1, a second reticular fiber cloth layer 2, a chemical sterilization and virus killing component layer 3, a first die head 4, a first spinneret plate 5, a first drafting hot air port 6, a receiver breathable net curtain 7, a first negative pressure air suction box 8, a first melt-blown fiber material 9, a liquid medicament atomization device 10, a liquid medicament 11, a medicament pipe 12, a medicament liquid atomization outlet 13, a first negative pressure air suction fan 14, a drying air suction port 15, a drying air suction fan 16, a medicament drying hot air port 17, a second die head 18, a second spinneret plate 19, a second drafting hot air port 20, a second negative pressure air suction box 21, a second negative pressure air suction fan 22, a second melt-blown fiber material 23, a multilayer self-bonding melt-blown fabric 24 and an electrostatic electret device 25.

Detailed Description

The following further description is made in conjunction with the accompanying drawings and examples.

FIG. 1 shows: the utility model provides a multilayer self-adhesion melt-blown fabric with function of killing bacteria and virus, includes first netted fibrous cloth layer 1, second netted fibrous cloth layer 2, chemical sterilization virus-killing composition layer 3, has chemical sterilization virus-killing composition layer 3 between first netted fibrous cloth layer 1, the 2 two-layers of second netted fibrous cloth layer, and multilayer structure superposes from top to bottom and coheres oneself.

FIG. 2 shows: a multilayer self-adhesive melt-blown fabric production line with sterilization and virus killing functions comprises a first die head 4, a first spinneret plate 5, a first drafting hot air port 6, a receiver breathable net curtain 7, a first negative pressure air suction box 8, a liquid medicament atomization device 10, a medicament tube 12, a medicament liquid atomization outlet 13, a first negative pressure air suction fan 14, a drying air suction port 15, a drying air suction fan 16, a medicament drying hot air port 17, a second die head 18, a second spinneret plate 19, a second drafting hot air port 20, a second negative pressure air suction box 21, a second negative pressure air suction fan 22, multilayer self-adhesive melt-blown fabric 24 and an electrostatic electret device 25. The first die head 4 and the second die head 18 are correspondingly arranged on a receiver breathable net curtain 7 in a front-back mode in sequence, a first spinneret plate 5 with a first drafting hot air port 6 is arranged below the first die head 4, a second spinneret plate 19 with a second drafting hot air port 20 is arranged below the second die head 18, a first negative pressure suction box 8 and a second negative pressure suction box 21 are respectively arranged below the receiver breathable net curtain 7 corresponding to the first die head 4 and the second die head 18, the first negative pressure suction box 8 and the second negative pressure suction box 21 are respectively connected with a first negative pressure suction fan 14 and a second negative pressure suction fan 22 through air pipelines, the first spinneret plate 5 and the second spinneret plate 19 respectively spray a first melt-blown fiber material 9 and a second melt-blown fiber material 23 towards the receiver breathable net curtain 7, a liquid medicament atomization device 10 filled with a liquid medicament 11 is sequentially arranged between the first die head 4 and the second die head 18, the liquid medicament atomization device 10 is connected with a medicament pipe 12, a liquid atomization outlet 13 facing the upper part of the corresponding receiver breathable net curtain is arranged at the lower part of the medicament pipe, the medicament drying hot air port 17 is positioned behind the medicament pipe 12 and is arranged above the receiver breathable net curtain in a downward corresponding mode, and the drying air suction port 15 is arranged below the receiver breathable net curtain in a position corresponding to the medicament drying hot air port and is connected with a drying air suction fan 16 through an air pipeline; and the subsequent external output of the breathable net curtain of the receiver is provided with an electrostatic electret device 25.

Adopt the production line of above-mentioned embodiment, prepare multilayer self-bonding melt-blown fabric with function of disinfecting and killing virus, its step is: firstly, a first spinneret plate 5 on a first die head 4 sprays first melt-blown fiber 9 high-melting-fat polypropylene, the first melt-blown fiber forms fibrosis under hot air drafting of a first drafting hot air port 6 and falls on a receiver breathable net curtain 7, meanwhile, a first negative pressure suction box 8 below the breathable net curtain sucks air to adsorb polypropylene fine fibers falling on the receiver breathable net curtain on the net curtain to combine into a first net-shaped fiber cloth layer 1, and the fiber layer moves to a second die head 18 along with the receiver net curtain at a constant speed continuously; the liquid medicament atomization device 10 atomizes Chinese medicaments or chemical liquid into a chemical sterilization and virus-killing component layer 3 on the first reticular fiber cloth layer 1 through a medicament liquid atomization outlet 13 of a medicament tube 12, wherein the liquid medicament 11 is filled in the first reticular fiber cloth layer; the first negative pressure suction fan 14 and the drying suction inlet 15 are matched to dry the first reticular fiber cloth layer and the chemical sterilization and virus killing component layer 3, the first reticular fiber cloth layer and the chemical sterilization and virus killing component layer are adhered to the surfaces of the first reticular fiber cloth layer and the chemical sterilization and virus killing component layer, the first reticular fiber cloth layer and the chemical sterilization and virus killing component layer are conveyed to the lower part of a second die head 18 along with a breathable net curtain of a receiver after being dried, a second spinneret 19 of the second die head sprays second melt-blown fiber material 23 high-melting-fat polypropylene and falls on the chemical sterilization and virus killing component layer through hot air draft of a second draft hot air inlet 20, a second negative pressure suction box 21 and a second negative pressure suction fan 22 are matched to form a second reticular fiber cloth layer 2, the second reticular fiber cloth layer and the second reticular fiber cloth layer are independently bonded under the action of residual temperature to form a multilayer self-bonding melt-blown cloth 24 with the sterilization and virus killing functions, and the multilayer self-bonding melt-blown cloth 24 passes through an electrostatic electret device 25.

In the above embodiment, the chemical sterilization and virus-killing component layer is a chemical liquid medicine, and can be replaced by a traditional Chinese medicine extract liquid which has sterilization and virus killing effects and is harmless and non-irritant to human bodies.

Claims (4)

1. The utility model provides a multilayer self-adhesion melt-blown coating production line with disinfect and kill virus function, includes die head, the ventilative door curtain of receiver and negative pressure case that induced drafts more than two, and the die head corresponds the setting in proper order on the ventilative door curtain of receiver more than two, and every die head sets up the spinneret of taking the hot-blast mouth of draft certainly, all establishes negative pressure case that induced drafts its characterized in that under the ventilative door curtain of receiver that every die head corresponds: set gradually liquid medicament atomizing device and the medicament drying device of built-in liquid medicament between per two die heads, liquid medicament atomizing device connects the medicament pipe, the lower part setting orientation of medicament pipe corresponds the medicament liquid atomization export of the ventilative net curtain top of receiver, medicament drying device includes medicament stoving hot-blast mouthful and stoving inlet scoop, medicament stoving hot-blast mouthful corresponds the setting in the ventilative net curtain top of receiver down, the setting of stoving inlet scoop corresponding medicament stoving hot-blast mouthful position is in the ventilative net curtain below of receiver.

2. The utility model provides a multilayer self-adhesion melt-blown coating production line with disinfect and kill virus function, includes die head, the ventilative door curtain of receiver and negative pressure case that induced drafts more than two, and the die head corresponds the setting in proper order on the ventilative door curtain of receiver more than two, and every die head sets up the spinneret of taking the hot-blast mouth of draft certainly, all establishes negative pressure case that induced drafts its characterized in that under the ventilative door curtain of receiver that every die head corresponds: set gradually liquid medicament storage tank and medicament drying device of built-in liquid medicament between per two die heads, liquid medicament storage tank is through the pump, the flowmeter connects the spray pipe, the lower part setting orientation of spray pipe corresponds the medicament liquid sprinkler bead of the ventilative net curtain top of receiver, medicament drying device includes medicament stoving hot-blast mouthful and stoving inlet scoop, medicament stoving hot-blast mouthful corresponds the setting in the ventilative net curtain top of receiver down, the setting of stoving inlet scoop corresponding medicament stoving hot-blast mouthful position is in the ventilative net curtain below of receiver.

3. The production line of the multilayer self-adhesive melt-blown fabric with the sterilization and virus killing functions as claimed in claim 1 or 2, which is characterized in that: the negative pressure air suction box is connected with a negative pressure air suction fan through an air pipeline.

4. The production line of the multilayer self-adhesive melt-blown fabric with the sterilization and virus killing functions as claimed in claim 1 or 2, which is characterized in that: the drying exhaust inlet is connected with a drying exhaust fan through an air pipeline.

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