CN114719588A - Anti-deformation melt-blown fabric efficient drying device - Google Patents
Anti-deformation melt-blown fabric efficient drying device Download PDFInfo
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- CN114719588A CN114719588A CN202210209280.1A CN202210209280A CN114719588A CN 114719588 A CN114719588 A CN 114719588A CN 202210209280 A CN202210209280 A CN 202210209280A CN 114719588 A CN114719588 A CN 114719588A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B13/00—Machines and apparatus for drying fabrics, fibres, yarns, or other materials in long lengths, with progressive movement
- F26B13/10—Arrangements for feeding, heating or supporting materials; Controlling movement, tension or position of materials
- F26B13/101—Supporting materials without tension, e.g. on or between foraminous belts
- F26B13/103—Supporting materials without tension, e.g. on or between foraminous belts with mechanical supporting means, e.g. belts, rollers, and fluid impingement arrangement having a displacing effect on the materials
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/004—Nozzle assemblies; Air knives; Air distributors; Blow boxes
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
- F26B25/001—Handling, e.g. loading or unloading arrangements
- F26B25/003—Handling, e.g. loading or unloading arrangements for articles
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- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Treatment Of Fiber Materials (AREA)
Abstract
The invention discloses an anti-deformation efficient drying device for melt-blown fabric, belonging to the field of melt-blown fabric drying, and being capable of continuously changing the air outlet direction of an air outlet cover in the drying process through the arrangement of a flow control core and two ball joints, so that when the air outlet cover is closer to the melt-blown fabric, after a lower movable layer gradually moves downwards to be close to the air outlet cover, the position of magnetorheological fluid in the air outlet cover is transferred, the surface of the lower movable layer is magnetic, under the action of an external magnetic field, the outer surface of the lower movable layer is gradually attached to the inner wall of the air outlet cover from bottom to top, hot air sprayed out of the air outlet cover is inclined or parallel to the melt-blown fabric, thereby effectively avoiding the impact of air flow on the melt-blown fabric on the basis of closer distance, simultaneously effectively avoiding the heat accumulation on the melt-blown fabric, reducing the possibility of deformation, and simultaneously in the process that the air outlet cover is not close to or far away from the melt-blown fabric, the hot air flow is continuously in a wave state, thereby greatly improving the drying efficiency.
Description
Technical Field
The invention relates to the field of melt-blown fabric drying, in particular to an anti-deformation efficient melt-blown fabric drying device.
Background
The melt-blown cloth is the most core material of the mask, the melt-blown cloth mainly takes polypropylene as a main raw material, and the fiber diameter can reach 1-5 microns. The superfine fiber with the unique capillary structure increases the number and the surface area of the fiber per unit area, so that the melt-blown fabric has good filtering property, shielding property, heat insulation property and oil absorption property. Can be used in the fields of air and liquid filtering materials, isolating materials, absorbing materials, mask materials, warm-keeping materials, oil absorbing materials, wiping cloth and the like.
The melt-blown gas filter material is formed by randomly distributing and sticking polypropylene superfine fibers together, has white, flat and soft appearance, the fineness of the fibers of the material is 0.5-1.0 mu m, and the random distribution of the fibers provides more heat bonding opportunities among the fibers, so that the melt-blown gas filter material has larger specific surface area and higher porosity (more than or equal to 75 percent). After the high-pressure electret filtering efficiency, the product has the characteristics of low resistance, high efficiency, high dust capacity and the like.
In the prior art, when the meltblown fabric is dried, cold air flow or hot air flow is generally sprayed in a drying box, so that moisture on the meltblown fabric is taken away, but the drying efficiency of the cold air flow is poor, when the hot air flow is sprayed on the meltblown fabric, when the distance is too close or the speed is too high or the temperature is too high, although the drying efficiency is high, the surface of the meltblown fabric is easily damaged, meanwhile, under the high-temperature effect of the hot air flow, the meltblown fabric is easily deformed, and in case of serious conditions, even the possibility of fire occurrence exists, and when the control distance is far, the speed is slow or the temperature is too low, the drying efficiency is low.
Disclosure of Invention
1. Technical problem to be solved
Aiming at the problems in the prior art, the invention aims to provide an anti-deformation efficient drying device for meltblown fabric, which can continuously change the air outlet direction of an air outlet cover in the drying process through the arrangement of a flow control core and a double-section ball, so that when the air outlet cover is close to the meltblown fabric, after a lower movable layer gradually moves downwards to be close to the air outlet cover, the magnetorheological fluid in the lower movable layer is shifted in position, the surface of the lower movable layer is magnetic, under the action of an external magnetic field, the outer surface of the lower movable layer is gradually attached to the inner wall of the air outlet cover from bottom to top, hot air sprayed out of the air outlet cover is inclined or parallel to the meltblown fabric, thereby effectively avoiding the meltblown fabric from being impacted by airflow on the basis of close distance, effectively avoiding the heat accumulation on the meltblown fabric, reducing the possibility of deformation, and simultaneously in the process that the air outlet cover is not close to or far away from the meltblown fabric, the hot air flow is in a wave state continuously, thereby greatly improving the drying efficiency.
2. Technical scheme
In order to solve the above problems, the present invention adopts the following technical solutions.
An anti-deformation efficient drying device for melt-blown fabric, which comprises a supporting plate, wherein traction roller assemblies are respectively arranged at the left upper end and the right upper end of the supporting plate through supports, the melt-blown fabric penetrates through a drying box, two end parts of the melt-blown fabric are respectively connected onto the traction roller assemblies, an electromagnetic plate is electrically connected at the inner bottom end of the supporting plate, two electric push rods are fixedly connected at the top end of the drying box, a flow control plate is fixedly connected at the lower ends of the two electric push rods, a plurality of air inlet pipes are fixedly connected at the upper end of the flow control plate, the air inlet pipes movably penetrate through the drying box and are communicated with an external hot air source, a plurality of uniformly distributed air outlet covers are fixedly connected at the lower end of the flow control plate, the air inlet pipes, the flow control plate and the air outlet covers are sequentially communicated, a plurality of flow control cores which respectively correspond to the air outlet covers are fixedly connected inside the flow control plate, each flow control core comprises a positioning plate and a lower movable layer fixedly connected at the lower end of the positioning plate, the lower movable layer extends into the air outlet cover, a double-ball joint is arranged in the air inlet pipe, and a reset rope is fixedly connected between the upper end of the double-ball joint and the lower end of the positioning plate.
Furthermore, the air outlet cover is of a porous hard structure, and the lower end part of the lower moving layer is not in contact with the inner wall of the air outlet cover.
Furthermore, the lower moving layer comprises a follow-up layer fixedly connected with the lower end of the positioning plate, a magnetic moving layer fixed with the double-ball joint and a magnetism avoiding layer fixedly connected between the follow-up layer and the magnetic moving layer, a plurality of uniformly distributed magnetism changing balls are fixedly embedded on the magnetism avoiding layer, and a liquid transferring rod is fixedly connected between the magnetism changing balls and the double-ball joint.
Further, the follow-up layer is made of an elastic material, the magnetism avoiding layer is made of a gold-plated shielding cloth material, and the magnetic layer is of a gold-plated shielding cloth structure with iron sheets fixedly embedded at the lower end part.
Furthermore, the end part of the magnetic exchange ball fixedly extends to the outer side of the magnetic avoiding layer, and the magnetic exchange ball is of a hard structure.
Further, the double-ball joint comprises a magnetic liquid core, a liquid transferring ball fixedly embedded in the middle of the magnetic dynamic layer and two outer inclined rods fixedly connected to the upper end of the liquid transferring ball, the magnetic liquid core and the liquid transferring ball are mutually fixed, the magnetic liquid core, the liquid transferring ball, the outer inclined rods and the plurality of liquid transferring rods are sequentially communicated, the reset rope is located between the two outer inclined rods, and magnetorheological liquid is filled in the double-ball joint.
Furthermore, the magnetic fluid core and the magnetism avoiding layer are made of the same material, and the liquid level of the magnetic rheological fluid is located between the liquid transferring ball and the magnetic exchanging ball at the lowest position.
Furthermore, the liquid transfer rod is of an elastic sealing structure, and the magnetic exchange ball is made of a non-magnetic shielding material.
Furthermore, the reset rope is of an elastic structure, and the original length of the reset rope and the total length of the double-ball joint outside the lower movable layer are smaller than the radius of the air outlet cover.
The application method of the anti-deformation efficient drying device for the melt-blown fabric comprises the following steps:
s1, when drying, firstly electrifying the electromagnetic plate to generate a magnetic field, thereby generating adsorption force on the magnetic dynamic layer and extending the lower end part of the lower dynamic layer downwards;
s2, when the lower end of the double-ball joint is abutted against the inner wall of the air outlet cover, the level of the magneto-rheological fluid in the double-ball joint gradually rises and gradually spreads into the magneto-rheological ball, and the magneto-rheological ball has magnetism under the action of a magnetic field;
s3, the magnetorheological fluid entering the magnet changing ball gradually changes and becomes more hard, and meanwhile, under the action of magnetic attraction, the magnet avoiding layer is driven to deform, move downwards and is attached to the surface of the air outlet cover, so that the lower end hole is shielded, hot air sprayed from the air outlet cover overflows from two sides, at the moment, the electric push rod is controlled to extend, the air outlet cover is gradually close to the melt-blown fabric, the phenomenon that the magnet avoiding layer vertically and directly acts on the melt-blown fabric is effectively avoided, on the basis of a short distance, the melt-blown fabric is effectively prevented from being impacted by air flow, meanwhile, the heat accumulation on the melt-blown fabric is effectively avoided, and the possibility of deformation is reduced;
s4, firstly, controlling the electric push rod to shorten to enable the air outlet cover to be far away from the melt-blown cloth, then controlling the electromagnetic plate to be powered off, and enabling the ejected air flow to directly act on the melt-blown cloth on the basis of long distance;
s5, repeating the steps S1-S4 for a plurality of times, so that the melt-blown fabric is constantly blown by the changing hot air flow, thereby improving the drying efficiency.
3. Advantageous effects
Compared with the prior art, the invention has the advantages that:
(1) this scheme
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic structural diagram of the front side of the present invention;
FIG. 3 is a schematic structural diagram of a flow control plate according to the present invention;
FIG. 4 is a schematic structural view of the air outlet cover of the present invention;
FIG. 5 is a schematic cross-sectional view of the lower moving layer of the present invention;
FIG. 6 is a schematic view of a double ball joint of the present invention;
FIG. 7 is a schematic structural view of the present invention with the lower movable layer abutting against the bottom of the inside of the wind outlet housing;
FIG. 8 is a schematic structural view of the lower movable layer of the present invention attached to the inner wall of the wind outlet housing;
FIG. 9 is a schematic view of a variation of the airflow at the flow control plate of the present invention.
The reference numbers in the figures illustrate:
1 bracing plate, 2 stoving casees, 3 electromagnetic plates, 4 intake pipes, 5 electric push rods, 6 flow control plates, 7 air outlet covers, 8 flow control cores, 81 positioning plates, 82 lower moving layers, 821 following layers, 822 magnetism avoiding layers, 823 magnetic moving layers, 9 double-ball joints, 91 magnetic liquid cores, 92 liquid conversion balls, 93 outer inclined rods, 10 reset ropes, 11 liquid conversion rods and 12 magnetic conversion balls.
Detailed Description
The drawings in the embodiments of the invention will be combined; the technical scheme in the embodiment of the invention is clearly and completely described; obviously; the described embodiments are only some of the embodiments of the invention; but not all embodiments, are based on the embodiments of the invention; all other embodiments obtained by a person skilled in the art without making any inventive step; all fall within the scope of protection of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1:
referring to fig. 1-2, an anti-deformation efficient drying device for meltblown fabric comprises a supporting plate 1, wherein a drawing roll assembly is mounted at the left upper end and the right upper end of the supporting plate 1 through a bracket, the meltblown fabric penetrates through a drying box 2, both ends of the meltblown fabric are connected to the drawing roll assembly, an electromagnetic plate 3 is electrically connected to the inner bottom end of the supporting plate 1, two electric push rods 5 are fixedly connected to the inner top end of the drying box 2, flow control plates 6 are fixedly connected to the lower ends of the two electric push rods 5, a plurality of air inlet pipes 4 are fixedly connected to the upper end of the flow control plates 6, the air inlet pipes 4 movably penetrate through the drying box 2 and are communicated with an external hot air source, a plurality of uniformly distributed air outlet covers 7 are fixedly connected to the lower end of the flow control plates 6, the air inlet pipes 4, the flow control plates 6 and the air outlet covers 7 are sequentially communicated, the air outlet covers 7 are of a porous hard structure, and can be internally introduced with hot air through the air inlet pipes 4, so that the hot air can enter the air from the air outlet covers 7 into the supporting plate 1, thereby realize carrying out the drying to the meltblown fabric, and move under 82 tip and play a fan housing 7 inner wall contactless down, distance between two adjacent fan housings 7 is not more than the diameter of a fan housing 7, as shown in fig. 9, make the air current of two adjacent fan housing 7 sides can intercross when the blowout, form the impact, and then make and break up each other between the air current, make it be difficult for direct injection on meltblown fabric, make and compare in prior art, the speed of air current can be faster, can be nearer apart from meltblown fabric, thereby increase substantially drying efficiency, the while is strikeed each other and is made the air current present the state of waving, it is better to make meltblown fabric surface air current mobility, drying efficiency is higher.
Referring to fig. 3-4, the flow control plate 6 is fixedly connected with a plurality of flow control cores 8 corresponding to the plurality of air outlet covers 7, each flow control core 8 includes a positioning plate 81 and a lower movable layer 82 fixedly connected to a lower end of the positioning plate 81, the lower movable layer 82 extends into the air outlet cover 7, a double-ball joint is arranged in the air inlet pipe 4, a reset rope 10 is fixedly connected between an upper end of the double-ball joint and a lower end of the positioning plate 81, the reset rope 10 is of an elastic structure, and an original length of the reset rope 10 and a total length of the double-ball joint 9 outside the lower movable layer 82 are smaller than a radius of the air outlet cover 7, so that a lower end of the double-ball joint 9 is not contacted with the bottom of the air outlet cover 7 in a normal state, and it is effectively ensured that the internal magnetorheological fluid is not easily influenced by a magnetic field generated by the electromagnetic plate 3 after being powered on the magnetic layer 822, the magnetic layer 823 and the magnetic core 91.
Referring to fig. 5, the lower moving layer 82 includes a following layer 821 fixedly connected to the lower end of the positioning plate 81, a magnetic moving layer 823 fixed to the double-ball joint, and a magnetism avoiding layer 822 fixedly connected between the following layer 821 and the magnetic moving layer 823, a plurality of evenly distributed magnetism changing balls 12 are fixedly embedded on the magnetism avoiding layer 822, and a liquid transferring rod 11 is fixedly connected between the magnetism changing balls 12 and the double-ball joint.
The follow-up layer 821 is made of elastic material, after magnetorheological fluid flows into the magnetism exchanging ball 12, the follow-up layer 821 can deform adaptively after magnetic attraction of the electromagnetic plate 3, so that the attachment of the magnetism avoiding layer 822 to the inner wall of the air outlet cover 7 is not easily influenced, the control effect of the flow control core 8 on the air flow at the air outlet cover 7 is better, the magnetism avoiding layer 822 is made of gold-plated shielding cloth material, the magnetic layer 823 is a gold-plated shielding cloth structure with an iron sheet fixed at the lower end part, the gold-plated shielding cloth is conductive cloth, namely, nickel is firstly chemically deposited or metal is physically transferred onto polyester, then a high-conductivity copper layer is plated on the nickel, then nickel metal with oxidation corrosion resistance is plated on the copper layer, the combination of copper and nickel provides excellent conductivity and electromagnetic shielding, the gold-plated shielding cloth has the flexibility of the cloth, the gold-plated shielding cloth has the function of shielding magnetism 822, and the magnetism avoiding layer can attach and deform towards the air outlet cover 7 under the magnetic adsorption effect, the end of the magnetic exchange ball 12 is fixed to extend to the outer side of the magnetic avoiding layer 822, and the magnetic exchange ball 12 is of a hard structure.
In addition, in order to ensure that the magnetism avoiding layer 822 can be attached to the inner wall of the air outlet cover 7, in the implementation process, a technician can adaptively enlarge the radial cross-sectional area of the magnetism avoiding layer 822 according to the size of the air outlet cover 7.
Referring to fig. 6, the double-ball joint includes a magnetic liquid core 91, a liquid transfer ball 92 fixedly embedded in the middle of a magnetomotive layer 823, and two outer oblique rods 93 fixedly connected to the upper end of the liquid transfer ball 92, the magnetic liquid core 91 and the liquid transfer ball 92 are fixed to each other, the magnetic liquid core 91, the liquid transfer ball 92, the outer oblique rods 93 and the plurality of liquid transfer rods 11 are sequentially communicated, a reset rope 10 is located between the two outer oblique rods 93, a double-ball joint 9 is filled with a magnetorheological liquid, the magnetic liquid core 91 and a magnetism avoiding layer 822 are made of the same material, the liquid level of the magnetorheological liquid is located between the liquid transfer ball 92 and the lowermost magnetic transfer ball 12, when the lower end of the double-ball joint 9 is not in pressing contact with the inner bottom end of the air outlet cover 7, the magnetorheological liquid is not present in the magnetic transfer ball 12, the lower dynamic layer 82 is not easily affected by the energized electromagnetic plate 3, the liquid transfer rods 11 are elastic sealing structures, the magnetic transfer ball 12 is made of non-magnetic shielding materials, and the magnetorheological liquid enters the magnetic transfer ball 12, the magnetic shielding layer 822 can be attracted by the magnetic field of the electromagnetic plate 3.
The application method of the anti-deformation efficient drying device for the melt-blown fabric comprises the following steps:
s1, as shown in fig. 7, in the drying process, the electromagnetic plate 3 is first energized to generate a magnetic field, thereby generating an attraction force to the magnetic layer 823 and extending the lower end of the lower moving layer 82 downward;
s2, when the lower end of the double-ball joint 9 is abutted against the inner wall of the air outlet cover 7, the level of the magnetorheological fluid in the double-ball joint 9 gradually rises and gradually spreads into the magnetism changing ball 12, and the magnetism changing ball 12 has magnetism under the action of a magnetic field;
s3, as shown in FIGS. 8-9, the magnetorheological fluid entering the magnetism changing ball 12 gradually changes and becomes hard, and simultaneously drives the magnetism avoiding layer 822 to deform and move downwards and attach to the surface of the air outlet cover 7 under the action of magnetic attraction, so that the lower end hole is shielded, hot air ejected from the air outlet cover 7 overflows from two sides, at the moment, the electric push rod 5 is controlled to extend, the air outlet cover 7 gradually approaches to the meltblown fabric, and further, the perpendicular direct action on the meltblown fabric is effectively avoided, the meltblown fabric is effectively prevented from being impacted by the air flow on the basis of a short distance, meanwhile, the heat accumulation on the meltblown fabric is effectively avoided, and the possibility of deformation is reduced;
s4, firstly, controlling the electric push rod 5 to shorten to enable the air outlet cover 7 to be far away from the melt-blown cloth, and then controlling the electromagnetic plate 3 to be powered off, wherein the ejected air flow directly acts on the melt-blown cloth on the basis of the far distance;
s5, repeating the steps S1-S4 for a plurality of times, so that the melt-blown fabric is constantly blown by the changing hot air flow, thereby improving the drying efficiency.
Through the setting of accuse core 8 and two section balls, can be in the drying process, constantly change the air-out direction of going out fan housing 7, thereby it is nearer apart from the meltblown fabric to go out fan housing 7, move down layer 82 down gradually and be close to the fan housing 7 back down, the shift of its inside magnetorheological suspensions emergence position, make down move layer 82 surface have magnetism, under the effect of external magnetic field, make down move layer 82 surface from the bottom up and attach gradually on going out fan housing 7 inner wall, make the interior spun hot-blast slope of fan housing 7 or parallel and meltblown fabric on, thereby realize on the basis that the distance is nearer, effectively avoid the meltblown fabric to receive the impact of air current, effectively avoid the thermal gathering on the meltblown fabric simultaneously, reduce the possibility of deformation, simultaneously in the fan housing 7 not end is close to and keep away from the meltblown fabric in-process, continuous hot gas flow is in the ripples state, thereby drying efficiency is greatly improved.
The above; but are merely preferred embodiments of the invention; the scope of the invention is not limited thereto; those skilled in the art can appreciate that the present invention is not limited to the specific embodiments disclosed herein; the technical scheme and the improved concept of the invention are equally replaced or changed; are intended to be covered by the scope of the present invention.
Claims (10)
1. The utility model provides a shape of preapring for an unfavorable turn of events's melt-blown fabric high efficiency drying device, includes fagging (1), the carry over pinch rolls subassembly is all installed through the support in the upper end about fagging (1), melt-blown fabric runs through stoving case (2), and two tip all connect on the carry over pinch rolls subassembly, its characterized in that: the electromagnetic plate (3) is electrically connected with the inner bottom of the supporting plate (1), the two electric push rods (5) are fixedly connected with the inner top end of the drying box (2), the flow control plate (6) is fixedly connected with the lower ends of the two electric push rods (5), the plurality of air inlet pipes (4) are fixedly connected with the upper end of the flow control plate (6), the air inlet pipes (4) movably penetrate through the drying box (2) and are communicated with an external hot air source, the lower end of the flow control plate (6) is fixedly connected with a plurality of uniformly distributed air outlet covers (7), the air inlet pipes (4), the flow control plate (6) and the plurality of air outlet covers (7) are sequentially communicated, the flow control plate (6) is fixedly connected with a plurality of flow control cores (8) which respectively correspond to the plurality of air outlet covers (7), each flow control core (8) comprises a positioning plate (81) and a lower movable layer (82) fixedly connected with the lower end of the positioning plate (81), lower movable layer (82) extend to in going out fan housing (7), be equipped with the double ball joint in intake pipe (4), fixedly connected with reset rope (10) between double ball joint upper end and locating plate (81) lower extreme.
2. The efficient drying device for the anti-deformation melt-blown fabric according to claim 1, which is characterized in that: the air outlet cover (7) is of a porous hard structure, and the lower end part of the lower movable layer (82) is not in contact with the inner wall of the air outlet cover (7).
3. The efficient drying device for the anti-deformation melt-blown fabric according to claim 1, which is characterized in that: move layer (82) down including with locating plate (81) lower tip fixed connection's follow-up layer (821), with fixed magnetomotive layer (823) of two knobs and fixed connection keep away magnetic layer (822) between follow-up layer (821) and magnetomotive layer (823), it has a plurality of evenly distributed's magnetism ball (12) to keep away fixed the inlaying on magnetic layer (822), it changes liquid pole (11) to change fixedly connected with between magnetic ball (12) and the two knobs.
4. The efficient drying device for the anti-deformation melt-blown fabric according to claim 3, which is characterized in that: the follow-up layer (821) is made of elastic materials, the magnetism avoiding layer (822) is made of gold-plated shielding cloth materials, and the magnetic layer (823) is of a gold-plated shielding cloth structure with iron sheets fixedly embedded at the lower end.
5. The efficient drying device for the anti-deformation melt-blown fabric according to claim 3, which is characterized in that: the end part of the magnetism changing ball (12) fixedly extends to the outer side of the magnetism avoiding layer (822), and the magnetism changing ball (12) is of a hard structure.
6. The efficient drying device for the anti-deformation melt-blown fabric according to claim 4, which is characterized in that: the double-ball joint comprises a magnetic liquid core (91), a liquid transferring ball (92) fixedly embedded in the middle of a magnetic layer (823) and two outer inclined rods (93) fixedly connected to the upper end of the liquid transferring ball (92), wherein the magnetic liquid core (91) and the liquid transferring ball (92) are mutually fixed, the magnetic liquid core (91), the liquid transferring ball (92), the outer inclined rods (93) and the plurality of liquid transferring rods (11) are sequentially communicated, a reset rope (10) is located between the two outer inclined rods (93), and magnetorheological fluid is filled in the double-ball joint (9).
7. The efficient drying device for the anti-deformation melt-blown fabric according to claim 6, which is characterized in that: the magnetic fluid core (91) and the magnetism avoiding layer (822) are made of the same material, and the liquid level of the magnetic fluid is located between the liquid transfer ball (92) and the magnetic exchange ball (12) at the lowest position.
8. The efficient drying device for the anti-deformation meltblown fabric according to claim 7, wherein the drying device comprises: the liquid transfer rod (11) is of an elastic sealing structure, and the magnetic exchange ball (12) is made of a non-magnetic shielding material.
9. The efficient drying device for the anti-deformation melt-blown fabric according to claim 6, which is characterized in that: the reset rope (10) is of an elastic structure, and the original length of the reset rope (10) and the total length of the double-ball joint (9) outside the lower movable layer (82) are smaller than the radius of the air outlet cover (7).
10. The efficient drying device for the anti-deformation melt-blown fabric according to claim 6, which is characterized in that: the using method comprises the following steps:
s1, when drying, firstly, electrifying the electromagnetic plate (3) to generate a magnetic field, thereby generating adsorption force to the magnetic layer (823) and extending the lower end part of the lower moving layer (82) downwards;
s2, when the lower end of the double-ball joint (9) is abutted against the inner wall of the air outlet cover (7), the liquid level of the magneto-rheological fluid in the double-ball joint (9) gradually rises and gradually spreads into the magneto-changing ball (12), and the magneto-changing ball (12) has magnetism under the action of a magnetic field;
s3, magnetorheological fluid entering the magnetism changing ball (12) gradually changes more and becomes harder, and meanwhile, under the action of magnetic attraction, the magnetism avoiding layer (822) is driven to deform, move downwards and is attached to the surface of the air outlet cover (7), so that the lower end hole is shielded, hot air sprayed from the air outlet cover (7) overflows from two sides, at the moment, the electric push rod (5) is controlled to extend, the air outlet cover (7) is gradually close to the melt-blown fabric, the perpendicular direct action on the melt-blown fabric is effectively avoided, on the basis of a short distance, the melt-blown fabric is effectively prevented from being impacted by the air flow, meanwhile, the heat accumulation on the melt-blown fabric is effectively avoided, and the possibility of deformation is reduced;
s4, firstly, controlling the electric push rod (5) to shorten to enable the air outlet cover (7) to be far away from the melt-blown cloth, and then controlling the electromagnetic plate (3) to be powered off, wherein the ejected air flow directly acts on the melt-blown cloth on the basis of long distance;
s5, repeating the steps S1-S4 for a plurality of times, so that the melt-blown cloth is constantly blown by the changing hot air flow, thereby improving the drying efficiency.
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| CN202210209280.1A CN114719588B (en) | 2022-03-03 | 2022-03-03 | Anti-deformation melt-blown cloth efficient drying device |
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| CN202210209280.1A CN114719588B (en) | 2022-03-03 | 2022-03-03 | Anti-deformation melt-blown cloth efficient drying device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115342620A (en) * | 2022-08-25 | 2022-11-15 | 湖南硕华环保新材料有限责任公司 | Drying device for melt-blown fabric production and processing |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113503707A (en) * | 2021-09-03 | 2021-10-15 | 南通绿洲节能环保产品有限公司 | Reminding type gypsum powder drying furnace with high dispersity |
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| CN115342620B (en) * | 2022-08-25 | 2023-10-27 | 湖南硕华环保新材料有限责任公司 | Drying device is used in melt-blown cloth production and processing |
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