CN214406864U

CN214406864U - Energy-saving water electret melt-blown fabric drying system

Info

Publication number: CN214406864U
Application number: CN202022334368.5U
Authority: CN
Inventors: 李君�; 林娅丹; 李素君; 张贤宝; 张�雄
Original assignee: Sino Holdings Group Co ltd
Current assignee: Sino Holdings Group Co ltd
Priority date: 2020-10-19
Filing date: 2020-10-19
Publication date: 2021-10-15
Anticipated expiration: 2030-10-19

Abstract

The utility model relates to an energy-conserving water electret meltblown fabric drying system, include that the meltblown fabric after the water electret carries out the oven of drying and carries out the rolling machine of collecting around rolling up to the meltblown fabric of drying, be provided with on the oven and supply the current import and the export of meltblown fabric, drying system still includes and takes out steam from the meltblown machine and send to the first air exhauster of oven, the air intake of first air exhauster passes through the breather pipe and is connected with the meltblown machine, the air outlet of first air exhauster pass through the breather pipe with the oven is connected. The utility model discloses the oven of drying system is pumped to the heat energy that will give off on the melt-blown machine, dries the melt-blown cloth behind the water electret for water electret equipment has reduced the consumption to the electric energy by a wide margin, has realized the reuse of energy.

Description

Energy-saving water electret melt-blown fabric drying system

Technical Field

The utility model relates to an energy-conserving water electret meltblown fabric drying system belongs to meltblown fabric manufacture equipment technical field.

Background

In the production process of the meltblown fabric, after the meltblown fabric is formed by a meltblown machine, in order to improve the adsorption effect of the meltblown fabric, electret treatment is usually performed on the meltblown fabric, and common electret treatment methods of the meltblown fabric include electrostatic electret, water electret (spunlace electret) and the like. The water electret equipment used in the market at present comprises an unreeling machine 91, a filtering device 92, a water electret device 93, a drying device 94, a winding machine 95 and the like, as shown in fig. 3. The melt-blown fabric is firstly produced by a melt-blowing machine, then water electret and drying treatment are carried out on water electret equipment, the total power of one melt-blowing machine is about 320kW, the total power of one water electret machine is about 400kW, and the energy consumption is high; in addition, the existing water electret equipment has large floor area, the length of the floor area is about 30 meters, the width of the floor area is 6-8 meters, the floor area is about 180-240 square meters, and the floor area is large; in addition, the water electret equipment on the market at present adopts evaporative heat conduction drying, and the drying efficiency is low.

SUMMERY OF THE UTILITY MODEL

The utility model aims at the shortcoming of prior art, provide an energy-conserving water electret meltblown fabric drying system that can reuse heat energy to accomplish the meltblown fabric that water electret handled and carry out drying.

For realizing the purpose the utility model adopts the technical proposal that: energy-conserving water electret meltblown drying system, including the oven that carries out the stoving to the meltblown behind the water electret and the rolling machine that the meltblown that dries is collected around rolling up, be provided with the import and the export that supply the meltblown to pass on the oven, its characterized in that still includes and takes out steam from the meltblown to the first air exhauster of oven, the air intake of first air exhauster passes through the breather pipe and is connected with the meltblown, the air outlet of first air exhauster pass through the breather pipe with the oven is connected.

As an optimization of the technical scheme, a plurality of horizontally arranged air suction pipes are arranged in the oven, the upper parts of the air suction pipes are provided with notches, the melt-blown fabric is located above the notches of the air suction pipes when passing through the oven, and the air suction pipes are connected with the air inlet of the second exhaust fan.

As the optimization of the technical scheme, the air suction pipes are distributed in an upper layer and a lower layer, and a roller group for adjusting the moving direction of the melt-blown fabric is arranged between the two layers of air suction pipes.

As an optimization of the technical scheme, the roller group comprises a first roller and a second roller, the first roller is positioned at one end of the upper layer air suction pipe far away from the outlet of the oven, and the second roller is positioned above one end of the lower layer air suction pipe far away from the inlet of the oven.

As an optimization of the above technical solution, the roller set further includes a third roller, the third roller is located right below the first roller, and the third roller is located above the second roller in the vertical height.

As the optimization of the technical scheme, an inlet roller is arranged at the inlet of the oven, and an outlet roller is arranged at the outlet of the oven.

As the optimization of the technical scheme, the air inlet of the first exhaust fan is connected with a web former in the melt-blowing machine through a vent pipe.

As the optimization of the technical scheme, an air outlet nozzle is arranged right above the notch of the air suction pipe, and the air outlet nozzle is connected with the air outlet of the first exhaust fan through a vent pipe.

As the optimization of the technical scheme, the melt-blowing machine is integrally connected with the water electret equipment.

Compared with the prior art, the utility model discloses the oven of drying system is pumped to the heat energy that will give off on the melt-blown machine, dries the melt-blown cloth behind the water electret for water electret equipment has reduced the consumption to the electric energy by a wide margin, has realized the reuse of energy.

Drawings

Fig. 1 is a schematic perspective view of an embodiment of the present invention;

FIG. 2 is a schematic block diagram of an oven according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a conventional water electret device.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the following detailed description. As shown in fig. 1-2, energy-conserving water electret meltblown fabric drying system, including carrying out oven 2 of drying to meltblown fabric 3 behind the water electret and carrying out the rolling machine 4 of collecting around the package to the meltblown fabric 3 of drying, be provided with on the oven 2 and supply the current import and the export of meltblown fabric 3, drying system still includes the first air exhauster 5 of drawing steam from melt-blown machine 1 to oven 2, the air intake of first air exhauster 5 passes through the breather pipe and is connected with melt-blown machine 1, the air outlet of first air exhauster 5 passes through the breather pipe and is connected with oven 2.

In this embodiment, the air inlet of the first exhaust fan 5 is connected to the web former 11 in the melt-blowing machine 1 through an air pipe. As the superfine fibers sprayed by the melt-blowing die of the melt-blowing machine 1 are bonded to form melt-blown cloth in the web forming machine 11, a large amount of heat energy needs to be pumped in the forming process, and the air inlet of the first exhaust fan 5 is connected with the web forming machine 11, so that the heat energy to be discharged can be better collected.

In the above technical solution, a plurality of horizontally disposed air suction pipes 21 are disposed in the oven 2, and the cross section of the air suction pipe 21 may be square as shown in fig. 1, circular as shown in fig. 2, or other polygonal shapes. Wherein, the upper part of the air suction pipe 21 is provided with a notch 211, the melt-blown fabric 3 is positioned above the notch 211 of the air suction pipe 21 when passing through the oven 2, and the air suction pipe 21 is connected with the air inlet of the second exhaust fan 6.

When the meltblown fabric 3 passes through the oven 2, the second exhaust fan 6 is opened, hot air in the oven 2 penetrates through the meltblown fabric 3 and enters the air suction pipe 21, and then the meltblown fabric is drawn out of the oven 2 by the second exhaust fan 6. Compared with the steam of prior art evaporating and drying in the melt-blown fabric surface flow, the utility model discloses because the effect of second air exhauster 6 makes 2 inside air currents of oven realize high-speed convection, pierce through melt-blown fabric 3 through hot-blast and take away moisture, the in-process that the water on the melt-blown fabric 3 pierces through melt-blown fabric 3 along with hot-blast rubs with the fibre and produces static, has further improved the adsorption effect of melt-blown fabric 3, and this kind of mode drying efficiency is higher moreover, and heat utilization is also more thorough.

In the above technical scheme, the air suction pipes 21 are distributed in an upper layer and a lower layer, and a roller group for adjusting the moving direction of the melt-blown fabric 3 is arranged between the two layers of air suction pipes. The roller set in the embodiment comprises a first roller 71, a second roller 72 and a third roller 73, wherein the first roller 71 is positioned at one end of the upper layer of air suction pipe away from the outlet of the oven 2, the second roller 72 is positioned above one end of the lower layer of air suction pipe away from the inlet of the oven 2, the third roller 73 is positioned right below the first roller 71, and the third roller 73 is positioned above the second roller 72 in the vertical height. The melt-blown fabric 3 enters from the inlet of the oven 2 and is dried above the cut of the lower-layer air suction pipe, and then is dried above the cut of the upper-layer air suction pipe after the moving direction is adjusted by the second roller 72, the third roller 73 and the first roller 71 in sequence. The double-layer drying further improves the drying efficiency.

In practical applications, the roller sets are not limited to the distribution of the embodiment, and other distribution modes that can adjust the moving direction of the meltblown fabric 3 and move the meltblown fabric 3 over the notches of the upper and lower suction ducts can be adopted. For example, as shown in fig. 1, the inlet of the oven 2 and the third roller 73 move downward, the meltblown fabric 3 enters the oven 2 and then passes through the lower portion of the lower layer air suction pipe, then passes through the upper portion of the lower layer air suction pipe after rotating around the fourth roller 76, and then passes through the upper portion of the upper layer air suction pipe after adjusting the moving direction by the third roller 73 and the first roller 71.

In the above technical solution, the inlet of the oven 2 is provided with an inlet roller 74, and the outlet of the oven 2 is provided with an outlet roller 75. The inlet roller 74 and the second roller 72 cooperate to provide support for the meltblown 3 to ensure that the meltblown 3 moves over the cut of the lower suction duct and the outlet roller 75 and the first roller 71 cooperate to ensure that the meltblown 3 moves over the cut of the upper suction duct.

In the above technical scheme, an air outlet nozzle 22 is arranged right above the cut of the air suction pipe 21, and the air outlet nozzle 22 is connected with the air outlet of the first exhaust fan 5 through a vent pipe. The structure of the air outlet nozzle 22 is similar to that of a shower outlet nozzle in life, and the air outlet nozzle is arranged right above the cut of the air suction pipe 21, so that hot air pumped from the melt-blowing machine 1 penetrates through the melt-blowing cloth 3 immediately, and the heat energy utilization rate is further improved.

In the above technical scheme, the outlet of the oven 2 is further provided with a humidity sensor 23 for controlling the rotation speed of the second exhaust fan 6. And when the humidity sensor 23 detects that the humidity of the melt-blown fabric at the outlet of the oven 2 is unqualified, the rotating speed of the second exhaust fan 6 is automatically adjusted.

Furthermore, the utility model discloses a melt-blown machine 1 is connected with water electret equipment integration, melt-blown mould spun superfine fiber of melt-blown machine 1 after the integration is connected is after web former 11 through bonding shaping melt-blown fabric 3, directly get into water electret equipment, a rolling machine and unreeling machine 91 between melt-blown machine 1 and the water electret equipment have been left out, area has been reduced, the melt-blown fabric that melt-blown machine 1 came out simultaneously directly carries out water injection utmost point and handles, compare with one set of water injection utmost point equipment of independent adoption of prior art, reduce the rolling after the 3 shaping of melt-blown fabric and unreel the action, degree of automation and production efficiency have been improved.

The foregoing has described in detail preferred embodiments of the present invention. It should be understood that numerous modifications and variations can be devised by those skilled in the art in light of the teachings of the present invention without undue experimentation. Therefore, all should fall into the protection scope of the utility model, the technical scheme that the design of this technical field technical personnel according to the utility model can be obtained through logic analysis, reasoning or limited experiment on prior art's basis, all should fall into.

Claims

1. Energy-conserving water electret meltblown fabric drying system, including carrying out oven (2) of drying and carrying out rolling machine (4) of collecting around rolling up meltblown fabric (3) to the meltblown fabric (3) of drying behind the water electret, be provided with import and the export that supplies meltblown fabric (3) to pass on oven (2), its characterized in that still includes to pump steam from melt-blown machine (1) arrives first air exhauster (5) of oven (2), the air intake of first air exhauster (5) passes through the breather pipe and is connected with melt-blown machine (1), the air outlet of first air exhauster (5) pass through the breather pipe with oven (2) are connected.

2. The energy-saving water electret meltblown fabric drying system according to claim 1, wherein a plurality of horizontally arranged air suction pipes (21) are arranged in the oven (2), a notch (211) is formed in the upper portion of each air suction pipe (21), the meltblown fabric (3) is located above the notch (211) of each air suction pipe (21) when passing through the oven (2), and the air suction pipes (21) are connected with the air inlets of the second exhaust fans (6).

3. The energy-saving water electret meltblown fabric drying system according to claim 2, wherein the air suction ducts (21) are arranged in two layers, one above the other, and a roller set for adjusting the moving direction of the meltblown fabric (3) is arranged between the two air suction ducts.

4. The energy-saving water electret meltblown drying system according to claim 3, wherein said set of rollers comprises a first roller (71) and a second roller (72), said first roller (71) being located at the end of the upper layer air suction pipe away from the outlet of the oven (2), said second roller (72) being located above the end of the lower layer air suction pipe away from the inlet of the oven (2).

5. The energy-saving water electret meltblown drying system according to claim 4, wherein said set of rollers further comprises a third roller (73), said third roller (73) being located directly below said first roller (71), said third roller (73) being located above said second roller (72) in vertical elevation.

6. Energy-saving water electret meltblown fabric drying system according to claim 4, characterized in that the inlet of the oven (2) is provided with an inlet roller (74) and the outlet of the oven (2) is provided with an outlet roller (75).

7. The energy-saving water electret meltblown fabric drying system according to claim 1, wherein the air inlet of the first exhaust fan (5) is connected to the web former (11) in the meltblown machine (1) through an air pipe.

8. The energy-saving water electret meltblown fabric drying system according to any of claims 2-6, wherein an air outlet nozzle (22) is arranged right above the cut of the air suction pipe (21), and the air outlet nozzle (22) is connected with the air outlet of the first exhaust fan (5) through an air pipe.

9. The energy-saving water electret meltblown fabric drying system according to claim 8, wherein the melt-blowing machine (1) is integrally connected to a water electret device.