CN214361872U

CN214361872U - Uniform air box for non-woven fabric spun-bonded

Info

Publication number: CN214361872U
Application number: CN202022203180.7U
Authority: CN
Inventors: 唐惠奇
Original assignee: Changzhou Jinxinda Fiber New Material Co ltd
Current assignee: Jiangsu Jinxinda Fiber New Material Technology Group Co ltd
Priority date: 2020-09-30
Filing date: 2020-09-30
Publication date: 2021-10-08
Anticipated expiration: 2030-09-30

Abstract

The utility model discloses a uniform bellows of non-woven fabrics spunbonded, the power distribution box comprises a box body, be equipped with a plurality of side-blown air channels in it side by side, the interval is equipped with along the air current flow direction in proper order in the side-blown air channel and strains the wind screen box, first perforated plate, the second perforated plate, 2 individual third perforated plates and honeycomb aluminum baffle, still including pasting the metal gauze of dress on the terminal surface of the air-out side of honeycomb aluminum baffle, metal gauze radial dimension is greater than or equal to honeycomb aluminum baffle radial dimension, first perforated plate, the second perforated plate, intensive and spaced apart first through-hole that is equipped with respectively on the third perforated plate, the second through-hole, the third through-hole, the aperture of first through-hole > the aperture of second through-hole > the aperture of third through-hole > the radial dimension of the mesh of metal gauze. When wind blows into the box body, the wind is uniformly separated layer by the first porous plate, the second porous plate and the third porous plate after passing through the wind filtering net box, and finally, a uniform wind source is conveyed outwards through the honeycomb aluminum partition plate and the metal gauze, and the honeycomb aluminum partition plate mainly plays a role in heat insulation and uniform wind.

Description

Uniform air box for non-woven fabric spun-bonded

Technical Field

The utility model belongs to the technical field of glue the non-woven fabrics production, concretely relates to non-woven fabrics glues even bellows of gluing.

Background

The non-woven fabric is produced by using chemical fiber spinning principle and continuous filament fiber laid into net in the polymer spinning process, and the net is reinforced mechanically, chemically or thermally to form the non-woven fabric. The specific process comprises the following steps: the polymer slice is added into a hopper and then fed into a screw extruder, the screw has a heating function, the slice is melted and extruded in the screw, the filtered melt is conveyed to a spinning assembly by a metering pump according to a certain flow, the spinning assembly is provided with a spinneret plate with a plurality of small holes, the melt flows out of the small holes of the spinneret plate to form a plurality of thin flows, the thin flows of the melt are cooled into fibers after being blown by a side air, then the fibers enter a drafting device, the high-speed air flow in the drafting device is used for drafting, the macromolecules of the fibers are oriented and crystallized, the fibers obtain good mechanical properties, the fibers are laid on a net forming curtain belt with an air suction device below after being drafted, then the net forming curtain belt is conveyed to a reinforcing device and is reinforced by any one or two methods of hot rolling, chemical bonding, needle punching, water jet punching and the like, and the net forming non-woven fabric is formed by spinning. Wherein, the cooling condition of the cross air blow to the melt trickle directly influences the crystallinity and the mechanical property of the fiber. The air temperature, the air speed and the height of the cross air blow determine the cooling effect. However, in the prior art, due to the limitation of the side blowing device, the deviation of the uniformity and consistency of the air flow speed in the product width direction is large; the uniformity and the consistency of the airflow temperature in the width direction of the product are different, which is not beneficial to the uniformity of the product and is not suitable for fine denier fiber spun-bonded non-woven fabrics with the filament number of less than 1.6 dtex.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides a non-woven fabric spunbonded uniform air box.

In order to realize the purpose, the utility model discloses a technical scheme is: a non-woven spun-bonded air homogenizing box comprises a box body, wherein a plurality of side blowing air channels are arranged in the box body side by side, an air filtering net box, a first porous plate, a second porous plate, 2 third porous plates, a honeycomb aluminum partition plate and a metal gauze are sequentially arranged in the side blowing air channels at intervals along the airflow flowing direction, the metal gauze is attached to the end face of the air outlet side of the honeycomb aluminum partition plate, the radial size of the metal gauze is more than or equal to that of the honeycomb aluminum partition plate, the air filter screen box, the first porous plate, the second porous plate, the 2 third porous plates and the honeycomb aluminum partition plate are all arranged at the cross section of the side blowing air duct, honeycomb holes are densely arranged on the honeycomb aluminum partition plate, and after the air flow in the side blowing air duct passes through the air filter screen box, the first porous plate, the second porous plate and the 2 third porous plates in sequence, entering a honeycomb aluminum partition plate, then blowing out the honeycomb aluminum partition plate through honeycomb holes on the honeycomb aluminum partition plate and blowing the honeycomb holes to a metal gauze; the first pore plate is provided with first through holes at intervals in a dense mode, the second pore plate is provided with second through holes at intervals in a dense mode, the third pore plate is provided with third through holes at intervals in a dense mode, and the diameter of each first through hole is larger than that of each second through hole, larger than that of each third through hole, larger than that of each honeycomb hole, and larger than that of meshes of the metal gauze.

In order to facilitate installation and ensure that air flow is uniformly blown out, as further optimization, the honeycomb aluminum partition plate is arranged at the air outlet of the side blowing air channel and at the air outlets of the plurality of side blowing air channels, and the metal gauze attached to the honeycomb aluminum partition plate are respectively integrally formed, and the metal gauze is positioned in a vertical plane.

In order to further ensure the sufficient diffusion of wind, as the preferred, the side-blowing wind channels are arranged along the left and right direction and are separated by the partition board between 2 adjacent side-blowing wind channels, the left end of the box body close to the side-blowing wind channels is provided with an air inlet which is the air inlet of the side-blowing pipeline, the right end of the box body close to the side-blowing wind channels is provided with an air outlet which is the air outlet of the side-blowing pipeline, the air inlet side of the air filter screen box is hermetically connected with the air inlet of the side-blowing pipeline, and the air inlet of the air filter screen box is provided with a filter screen. Furthermore, the filter screen is a triangular cone with a downward opening, the opening of the triangular cone faces the air inlet, one inclined plane of the triangular cone is located at the section of the side blowing air duct and is opposite to the first perforated plate, air deflectors are arranged on the other two inclined planes of the triangular cone at intervals from top to bottom along the inclined planes, the inclined plane of the triangular cone is horizontal to the intersection line of the plane where the air deflectors are located, the upper portion of each air deflector bends towards the same direction, and the upper portion and the lower portion of each air deflector form an obtuse included angle after the air deflectors are bent towards the same direction

Compared with the prior art, the utility model discloses the technological effect who gains does: when wind blows into the box body, the wind passes through the wind filtering net box, then sequentially passes through the first porous plate, the second porous plate and the third porous plate to separate the uniform wind layer upon layer, finally, the uniform dispersion is realized through the honeycomb aluminum partition plate and the metal gauze, and the uniform wind source is conveyed outwards, wherein the honeycomb aluminum partition plate mainly plays the role of heat insulation and uniform wind.

Drawings

Fig. 1 is a schematic structural view of a nonwoven fabric spunbonded air uniforming box according to an embodiment of the present invention (the direction indicated by an arrow in the figure is an airflow direction).

Fig. 2 is a sectional view taken along a-a in fig. 1.

Fig. 3 is a sectional view taken in the direction B-B in fig. 1.

The reference numbers in the figures are: 1. the air-conditioning box comprises a box body, 2 parts of a side blowing air channel, 3 parts of a first perforated plate, 4 parts of a second perforated plate, 5 parts of a third perforated plate, 6 parts of a honeycomb aluminum partition plate, 7 parts of a metal gauze, 8 parts of an air filtering net box and 9 parts of an air deflector.

Detailed Description

The utility model discloses not confine the following embodiment to, general technical personnel in this field can adopt other multiple embodiment to implement according to the utility model discloses a, perhaps all adopt the utility model discloses a design structure and thinking do simple change or change, all fall into the utility model discloses a protection scope. It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, 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 meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The utility model discloses a concrete embodiment is shown in fig. 1-3, a even bellows of non-woven fabrics spun-bonded, including box 1, box 1 is equipped with a plurality of side-blowing wind channel 2 side by side, be equipped with along the air current direction of flow in the side-blowing wind channel 2 in proper order at an interval and strain wind screen box 8, the quantity that sets up of first perforated plate 3 can carry out adaptability according to the length in side-blowing wind channel 2 and select, second perforated plate 4, 2 third perforated plate 5 and honeycomb aluminum baffle 6, still include metal gauze 7, metal gauze 7 pastes the dress on the terminal surface of the air-out side of honeycomb aluminum baffle 6, and the radial dimension of metal gauze 7 is greater than or equal to the radial dimension of honeycomb aluminum baffle 6, strain wind screen box 8, first perforated plate 3, second perforated plate 4, 2 third perforated plates 5 and honeycomb aluminum baffle 6 and all set up in side-blowing 2 cross-sections departments, honeycomb aluminum baffle 6 is gone up densely to have seted up honeycombed pores, the air current loops through in the side-blowing wind channel 2 and strains wind screen box 8, 2, After the first porous plate 3, the second porous plate 4 and the 2 third porous plates 5 enter the honeycomb aluminum partition plate 6, the first porous plate, the second porous plate and the 2 third porous plates are blown out through honeycomb holes in the honeycomb aluminum partition plate 6 and blown to the metal gauze 7; the first pore plate is provided with first through holes at intervals in a dense mode, the second pore plate is provided with second through holes at intervals in a dense mode, the third pore plate is provided with third through holes at intervals in a dense mode, and the diameter of each first through hole is larger than that of each second through hole, larger than that of each third through hole, larger than that of each honeycomb hole, and larger than that of meshes of the metal gauze 7.

Specifically, the honeycomb aluminum partition plate 6 is arranged at the air outlet of the side blowing air duct 2, the honeycomb aluminum partition plate 6 at the air outlet of the side blowing air ducts 2 and the metal gauze 7 attached to the honeycomb aluminum partition plate 6 are integrally formed respectively, and the metal gauze 7 is located in the vertical plane. The side-blowing air duct 2 is arranged along the left-right direction and is separated by a partition plate between 2 adjacent side-blowing air ducts 2, an air inlet is formed in the left end, close to the side-blowing air duct 2, of the box body 1, the air inlet is an air inlet of a side-blowing pipeline, an air outlet is formed in the right end, close to the side-blowing air duct 2, of the box body 1, the air outlet is an air outlet of the side-blowing pipeline, the air inlet side of the air filtering net box 8 is connected with the air inlet of the side-blowing pipeline in a sealing mode, and a filter net is arranged at the air inlet of the air filtering net box 8. The filter screen is the downward triangle-shaped cone of opening, the opening of triangle-shaped cone is towards the air intake, one of them inclined plane of triangle-shaped cone is located the cross-section department of side blow wind channel 2 and is relative with first perforated plate 3, has arranged aviation baffle 9 along inclined plane top-down interval on two other inclined planes of triangle-shaped cone, the inclined plane of triangle-shaped cone is horizontal with the planar intersecting line in which aviation baffle 9 above that is located, and the upper portion of aviation baffle 9 is buckled to same direction and is buckled the upper portion and the lower part of back aviation baffle and become the obtuse angle contained angle.

The above description is only the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can substitute or change the technical solution and the concept of the present invention within the technical scope disclosed in the present invention.

Claims

1. A non-woven fabric spunbonded air homogenizing box is characterized in that: including box (1), be equipped with a plurality of side blow wind channel (2) side by side in box (1), be equipped with air filter screen box (8) along the air current flow direction interval in proper order in side blow wind channel (2), first perforated plate (3), second perforated plate (4), 2 individual third perforated plate (5) and honeycomb aluminum partition plate (6), still include metal gauze (7), metal gauze (7) are pasted on the terminal surface of the air-out side of honeycomb aluminum partition plate (6), and the radial dimension of metal gauze (7) is greater than or equal to the radial dimension of honeycomb aluminum partition plate (6), air filter screen box (8), first perforated plate (3), second perforated plate (4), 2 individual third perforated plate (5) and honeycomb aluminum partition plate (6) all set up the cross-section department in side blow wind channel (2), honeycomb holes have been seted up to honeycomb aluminum partition plate (6) are gone up intensively, the air current in side blow wind channel (2) loops through air filter screen box (8), After the first porous plate (3), the second porous plate (4) and the 2 third porous plates (5) enter the honeycomb aluminum partition plate (6), the honeycomb aluminum partition plate is blown out through honeycomb holes in the honeycomb aluminum partition plate (6) and blown to the metal gauze (7); the first pore plate is provided with first through holes in a dense and spaced mode, the second pore plate is provided with second through holes in a dense and spaced mode, the third pore plate is provided with third through holes in a dense and spaced mode, the aperture of the first through holes is larger than that of the second through holes, larger than that of the third through holes, larger than that of the honeycomb holes, and larger than that of meshes of the metal gauze (7).

2. The nonwoven spunbond windbox of claim 1, wherein: the honeycomb aluminum partition plate (6) is arranged at the air outlet of the side blowing air duct (2) and is multiple, the honeycomb aluminum partition plate (6) and the metal gauze (7) attached to the honeycomb aluminum partition plate (6) are respectively integrally formed, and the metal gauze (7) is positioned in the vertical plane.

3. The nonwoven spunbond windbox of claim 1, wherein: the air duct (2) of blowing laterally is arranged and is separated by the baffle between 2 adjacent air ducts (2) of blowing laterally along left right direction, the air intake has been seted up to the left end that box (1) is close to air duct (2) of blowing laterally, this air intake is the air intake of side-blown pipeline promptly, box (1) is close to the right-hand member of air duct (2) of blowing laterally and has been seted up the air outlet, this air outlet is the air outlet of side-blown pipeline promptly, the air intake airtight connection of air inlet side and side-blown pipeline of filter screen box (8), and the air intake department of filter screen box (8) is equipped with the filter screen.

4. A nonwoven spunbond plectrum box according to claim 3, wherein: the filter screen is the downward triangle toper of opening, the opening of triangle toper is towards the air intake, one of them inclined plane of triangle toper is located the cross-section department of side-blown wind channel (2) and is relative with first perforated plate (3), along inclined plane top-down interval arrangement aviation baffle (9) on two other inclined planes of triangle toper, the intersection line level of the plane at aviation baffle (9) place on the inclined plane of triangle toper and it, and the upper portion of aviation baffle (9) is buckled to same direction and is buckled the upper portion and the lower part of back aviation baffle and become the obtuse angle contained angle.