CN217418885U - Double-component melt-blown antibacterial non-woven fabric melt-blown stretching temperature adjusting device - Google Patents

Abstract

The utility model provides a double-component melt-blown antibacterial non-woven fabric melt-blown stretching temperature adjusting device, which comprises a die head, wherein two channel pieces are respectively arranged at two sides of the die head, a hot air channel is arranged inside each channel piece, a temperature sensor is arranged in each hot air channel, each channel piece is provided with a heat conducting port, and a heat conducting fin is arranged in each heat conducting port in a blocking manner; the bin bodies are respectively arranged on one side of the heat conduction port of each channel piece, the interior of each bin body is communicated with the heat conduction port, and each bin body is provided with a heat dissipation port; the heating assembly comprises a rotating shaft, a motor, a supporting piece and a heating plate, the rotating shaft is installed in the bin body and is connected with the motor in a driving mode, and the heating plate is connected with the rotating shaft through the supporting piece. This device can shift to the thermovent with the residual temperature of hot plate earlier and discharge, and the conducting strip can rapid cooling after losing heat transfer, is favorable to can the rapid interruption heat transfer when hot-air temperature reachs appointed value, prevents that hot-air high temperature from leading to its polymerization and the crosslinking effect that influences composite fiber system and spinning.

Description

Double-component melt-blown antibacterial non-woven fabric melt-blown stretching temperature adjusting device

Technical Field

The utility model relates to a melt-blown non-woven fabrics field of making, concretely relates to two ingredient melt-blown antibiotic type non-woven fabrics melt-blown tensile temperature regulation apparatus.

Background

The key technology for preparing the double-component melt-blown antibacterial non-woven fabric mainly focuses on hyperbranched modification of nano titanium dioxide, improves the machine type and the adsorption performance of the surface of the nano titanium dioxide, and utilizes the reaction with a coupling agent and subsequent chitosan. The specific process is that a melt-blown process and an electret treatment are combined to prepare the lactic acid-polyester bicomponent fiber material, the spinning process is modified, a composite fiber system and chitosan and the like on the surface of spinning are utilized to generate crosslinking under the action of a catalyst, the strength of a crosslinking point is obviously improved, the strength of the non-woven fabric is enhanced, meanwhile, the chitosan and titanium dioxide directly pass through the connection effect of a hydrogen bond and a coupling agent, the connection strength is better, the antibacterial and bactericidal effects of the material can be obviously improved, and the comprehensive performance of the non-woven fabric is further improved.

The preparation of the lactic acid-polyester bicomponent fiber material in the whole process is the basis of the whole non-woven fabric production, and the performance of the lactic acid-polyester bicomponent fiber material directly influences the comprehensive performance of the non-woven fabric. The control of melt-blown conditions, such as melt extrusion amount, melt temperature, stretching hot air temperature, initial speed, receiving distance and the like, is also the key for ensuring production quality, and particularly in the preparation process of double-component non-woven fabrics, the control precision requirement of the melt-blown conditions can be further improved for fully ensuring the polymerization and crosslinking effects of a composite fiber system and spinning, so that the traditional melt-blown production line cannot meet the control requirement of high-precision melt-blown conditions.

Since there is a certain heat loss in the hot air reaching the die, resulting in the actual temperature of the hot air at the die being lower than the temperature measured in the air heating box, heating devices are usually provided beside the hot air passages on both sides of the die to supplement the heat loss in the hot air transportation. However, the conventional heating device has a problem that the heating end of the heating device is always attached to the hot air channel, and the heating amount of the heating device needs to be reduced when the temperature of the hot air reaches a specified value, but the temperature reduction of the heating device is a slow process, and the heating device can still continue to transfer too much heat into the hot air conveying channel before the temperature of the heating device is reduced to the specified value, so that the temperature of the hot air is easily too high, and the polymerization and crosslinking effects of the composite fiber system and the spinning are affected. In view of the above, the applicant proposes a melt-blown stretching temperature control device suitable for preparing a bicomponent melt-blown antibacterial non-woven fabric.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art exists, the utility model provides a two ingredient melt-blown antibiotic type non-woven fabrics melt-blown tensile temperature regulation apparatus to solve present conventional heating device and still can transmit too much heat in reducing self heating's in-process to hot-air transfer passage, lead to hot-air high temperature easily, thereby influence the problem of the polymerization of composite fiber system and spinning and cross-linking effect.

The purpose of the utility model is realized through the following technical scheme:

the utility model provides a two ingredient are spouted antibiotic type non-woven fabrics and are spouted tensile temperature regulation apparatus of melt, including the die head, the material chamber has in the die head, and its tip has seted up the discharge gate, still includes:

the die head comprises a die head, a channel piece, a temperature sensor, a heat conducting port and a heat conducting sheet, wherein the two sides of the die head are respectively provided with one channel piece, a hot air channel extending to a discharge port is arranged in each channel piece, the temperature sensor is arranged in each hot air channel, one side of each channel piece is provided with the heat conducting port, and the heat conducting port is internally blocked and provided with the heat conducting sheet;

the bin body is respectively arranged on one side of the heat conduction port of each channel piece, the interior of the bin body is communicated with the heat conduction port, and one side, far away from the die head, of each bin body is provided with a heat dissipation port; and

heating element, it includes pivot, motor, support piece and hot plate, the pivot can install in the storehouse body axially with rotating and both ends install respectively in the both ends of the storehouse body, the one end of pivot is worn out the storehouse and is external and be connected with motor drive, the hot plate sets up and is connected with the pivot through support piece along the length direction of pivot, rotates the pivot enables the hot plate and rotates to conducting strip one side or thermovent one side.

According to the technical scheme, the utility model provides a two ingredient melt-blown antibacterial non-woven fabrics melt-blown stretching temperature adjusting device, when specifically using, temperature sensor can monitor the hot-air temperature in the hot-air passageway in real time, when the hot-air temperature is less than appointed value, through the control unit control heating board rising temperature of external control end to start the motor, make the heating board rotate to the heat conduction mouth, the heat passes through the conducting strip and transmits to the hot-air passageway in, thereby realize heating the hot-air; when the hot air temperature reaches the designated value, the motor is started first to enable the heating plate to rotate to the heat dissipation opening, and then the heating plate is controlled to cool. This can shift to the thermovent with the residual temperature of hot plate earlier and discharge, and the conducting strip can rapid cooling after losing heat transfer, is favorable to can the rapid interruption heat transfer when hot-air temperature reachs appointed value, prevents that hot-air temperature too high from leading to its polymerization and the cross-linking effect that influences composite fiber system and spinning.

Furthermore, a control unit is arranged in the support piece and used for controlling the temperature of the heating plate.

The heat insulation device comprises a rotating shaft, a bin body and a heat insulation component, wherein the bin body is provided with a bin body inner wall, the bin body is provided with a heat conduction opening, the heat insulation component comprises outer gear rings, transmission gears, inner gear rings and heat insulation plates, the two outer gear rings are respectively installed at two ends, close to the bin body inner wall, of the rotating shaft, the outer sides of the outer gear rings are respectively sleeved with the inner gear rings, the transmission gears are installed between the outer gear rings and the inner gear rings and are respectively in transmission connection with the outer gear rings and the inner gear rings, supports extending outwards are arranged on the outer sides of the inner gear rings, the heat insulation plates are arranged along the length direction of the rotating shaft, two ends of the heat insulation plates are respectively connected with the supports, when the heating plate rotates to the heat conduction opening, the heat insulation plates rotate to the heat conduction opening, and when the heating plate rotates to the heat conduction opening.

Furthermore, the heat dissipation opening is in a shutter shape.

Further, a heat dissipation fan is arranged on the outer side of the heat dissipation opening.

Drawings

In order to more clearly illustrate the embodiments of the present invention, the drawings used in the embodiments will be briefly described below. In all the drawings, the elements or parts are not necessarily drawn to actual scale.

FIG. 1 is a schematic sectional view of a schematic front view of an embodiment of a two-component melt-blown antibacterial nonwoven melt-blown stretching temperature regulating device according to the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1 at A;

FIG. 3 is a schematic side view of a heating assembly and a heat insulation assembly in an embodiment of the two-component melt-blown antibacterial nonwoven fabric melt-blown stretching temperature regulating device of the present invention;

reference numerals:

the die head 1, the material cavity 11 and the discharge hole 12;

the channel member 2, the hot air channel 21, the temperature sensor 22, the heat conducting port 23, and the heat conducting fin 24;

the bin body 3, a heat dissipation port 31 and a heat dissipation fan 32;

a heating assembly 4, a rotating shaft 41, a motor 42, a support 43, a heating plate 44;

the heat insulation component 5, an outer gear ring 51, a transmission gear 52, an inner gear ring 53, a heat insulation plate 54 and a support 55.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The invention can be embodied in many other forms than those specifically described herein, and it will be apparent to those skilled in the art that similar modifications can be made without departing from the spirit and scope of the invention, and it is therefore not limited to the specific embodiments disclosed below.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.

As shown in fig. 1 to 3, the bicomponent meltblown antibacterial nonwoven fabric meltblown stretching temperature adjustment device provided by the present embodiment includes a die head 1, a material cavity 11 for containing a melt is provided in the die head 1, a discharge hole 12 is provided at an end of the material cavity, and the bicomponent meltblown antibacterial nonwoven fabric meltblown stretching temperature adjustment device further includes a channel member 2, a cabin 3 and a heating assembly 4.

Referring to fig. 1 and 2, the channel members 2 are respectively disposed at two sides of the die head 1, a hot air channel 21 extending to the discharge port 12 is disposed inside each channel member 2, the channel members 2 are externally connected with an air heating box, and hot air can reach the discharge port 12 from the air heating box through the hot air channel 21. The temperature sensor 22 is installed in the hot air channel 21, and the temperature sensor 22 is in electrical signal connection with an external control end and can transmit real-time temperature data in the hot air channel 21 to the external control end. One side of every channel part 2 has all been seted up heat conduction mouth 23, keeps off in the heat conduction mouth 23 and puts and install conducting strip 24, and it needs to be noted that conducting strip 24 has good heat conduction effect, but self does not produce the heat, and conducting strip 24 optional heat conduction pottery or copper.

With reference to fig. 1 and fig. 2, one heat conducting port 23 is respectively installed on each of the bin bodies 3 at one side of each of the channel members 2, the interior of each bin body 3 is communicated with the heat conducting port 23, and a heat dissipating port 31 is formed on one side of each bin body 3 away from the die head 1. In one embodiment, the heat dissipation opening 31 is formed in a louver shape to prevent dust particles and the like in the air from entering the cabin 3. Meanwhile, in order to discharge the heat in the bin 3 as quickly as possible, it is preferable that a heat radiation fan 32 is provided outside the heat radiation port 31.

Referring to fig. 1-3, the heating assembly 4 includes a rotating shaft 41, a motor 42, a supporting member 43 and a heating plate 44, the rotating shaft 41 is axially and rotatably installed in the bin 3, and two ends of the rotating shaft 41 are respectively installed at two ends of the bin 3, it should be noted that, in the present embodiment, the die head 1 is similar to other conventional die heads and is a long strip, so the axis of the rotating shaft 41 should be parallel to the length direction of the die head 1. Because the internal temperature of storehouse is higher in hot plate 44 during operation, for extension motor 42's life, motor 42 installs outside storehouse body 3, the one end of pivot 41 is worn out the storehouse body 3 and is connected with motor 42 drive, hot plate 44 sets up and is connected with pivot 41 through support piece 43 along the length direction of pivot 41, support piece 43 enables hot plate 44 and more is close to heat conduction mouth 23 and thermovent 31, rotate pivot 41 and enable hot plate 44 and rotate to heat conduction piece 24 one side or thermovent 31 one side.

Wherein, a control unit is arranged in the supporting member 43 for controlling the temperature of the heating plate 44, and the control unit is connected with an external control end through an electric signal.

The utility model provides a two ingredient melt-blown antibacterial non-woven fabrics melt-blown stretching temperature adjusting device, when specifically using, temperature sensor 22 can monitor the hot-air temperature in hot-air channel 21 in real time, when the hot-air temperature is less than appointed value, through the control unit control heating board 44 rising temperature of external control end, and start motor 42, make heating board 44 rotate to heat conduction mouth 23, the heat passes through conducting strip 24 and transmits to in the hot-air channel 21, thereby realize heating the hot-air; when the temperature of the hot air reaches a predetermined value, the motor 42 is first turned on to rotate the heating plate 44 to the heat dissipation opening 31, and then the heating plate 44 is controlled to cool. This can transfer the residual temperature of hot plate 44 to thermovent 31 earlier and discharge, and conducting strip 24 can rapid cooling after losing heat transfer, is favorable to can the rapid interruption heat transfer when the hot-air temperature reaches appointed value, prevents that the hot-air temperature too high from leading to its polymerization and the crosslinking effect that influences composite fiber system and spinning.

In order to further block heat interference, as shown in fig. 1-3, in an embodiment, the thermal insulation assembly 5 further includes an outer gear ring 51, a transmission gear 52, an inner gear ring 53 and a thermal insulation plate 54, the two outer gear rings 51 are respectively installed at two ends of the rotating shaft 41 close to the inner wall of the bin body 3, the inner gear ring 53 is sleeved outside each outer gear ring 51, the plurality of transmission gears 52 are installed between the outer gear rings 51 and the inner gear ring 53 and are respectively in transmission connection with the outer gear rings 51 and the inner gear ring 53, so that the inner gear ring 53 is driven by the transmission gear 52 to rotate in opposite directions when the outer gear rings 51 rotate in one direction, a bracket 55 extending outwards is arranged outside each inner gear ring 53, and the thermal insulation plate 54 is arranged along the length direction of the rotating shaft 41 and has two ends respectively connected with the bracket 55. When the heating plate 44 rotates to the heat conducting port 23 to heat the hot air, the heat insulation plate 54 rotates to the heat dissipating port 31 to block, so that the heat loss of the heating plate 44 is prevented, and the energy of the heating plate 44 is saved; when the heating plate 44 rotates to the heat dissipating opening 31 for dissipating heat, the heat insulation plate 54 rotates to the heat conducting opening 23 to block, so as to prevent the heat of the heating plate 44 from being continuously transferred to the heat conducting fin 24, and accelerate the cooling of the heat conducting fin 24.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.

Claims (5)

1. Two ingredient melt-blown antibiotic type non-woven fabrics melt-blown drawing temperature adjusting device, including the die head, have the material chamber in the die head, and its tip has seted up the discharge gate, its characterized in that still includes:

the die head comprises a die head, a channel piece, a temperature sensor, a heat conducting port and a heat conducting sheet, wherein the two sides of the die head are respectively provided with one channel piece, a hot air channel extending to a discharge port is arranged in each channel piece, the temperature sensor is arranged in each hot air channel, one side of each channel piece is provided with the heat conducting port, and the heat conducting port is internally blocked and provided with the heat conducting sheet;

the bin body is arranged on one side of the heat conduction port of each channel piece, the interior of the bin body is communicated with the heat conduction port, and a heat dissipation port is formed in one side, away from the die head, of each bin body; and

heating element, it includes pivot, motor, support piece and hot plate, the pivot can be installed in the storehouse body and both ends install respectively in the both ends of the storehouse body with axial rotation, the one end of pivot is worn out the storehouse and is external and be connected with motor drive, the hot plate sets up and is connected with the pivot through support piece along the length direction of pivot, rotates the pivot enables the hot plate and rotates to conducting strip one side or thermovent one side.

2. The device for adjusting the melt-blowing stretching temperature of a bicomponent melt-blowing antibacterial nonwoven fabric according to claim 1, wherein a control unit is arranged in the supporting member for controlling the temperature of the heating plate.

3. The bicomponent melt-blown antibacterial non-woven fabric melt-blown stretching temperature regulating device as claimed in claim 1, further comprising a heat insulation component, which comprises outer gear rings, transmission gears, inner gear rings and heat insulation plates, wherein the two outer gear rings are respectively installed at two ends of the rotating shaft close to the inner wall of the bin body, the outer side of each outer gear ring is sleeved with the inner gear ring, the transmission gears are installed between the outer gear rings and the inner gear rings and are respectively in transmission connection with the outer gear rings and the inner gear rings, the outer side of each inner gear ring is provided with a support extending outwards, the heat insulation plates are arranged along the length direction of the rotating shaft, two ends of each heat insulation plate are respectively connected with the supports, the heat insulation plates rotate to the heat dissipation ports when the heating plates rotate to the heat dissipation ports, and the heat insulation plates rotate to the heat conduction ports when the heating plates rotate to the heat dissipation ports.

4. The device for adjusting the melt-blowing stretching temperature of a bicomponent melt-blowing antibacterial nonwoven fabric according to claim 1, wherein the heat dissipation port is in the shape of a louver.

5. The device for adjusting the melt-blowing stretching temperature of a bicomponent melt-blowing antibacterial non-woven fabric according to claim 4, wherein a cooling fan is arranged outside the cooling port.

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