CN212505169U - Polypropylene melt-blown non-woven fabric spinning device - Google Patents
Polypropylene melt-blown non-woven fabric spinning device Download PDFInfo
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- CN212505169U CN212505169U CN202020904481.XU CN202020904481U CN212505169U CN 212505169 U CN212505169 U CN 212505169U CN 202020904481 U CN202020904481 U CN 202020904481U CN 212505169 U CN212505169 U CN 212505169U
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Abstract
The utility model provides a polypropylene melt-blown non-woven fabrics spouts a device, including device casing, feed inlet, air inlet, intake pipe, air compressor, steady voltage ring, spout the mouth and spout a subassembly, the front of device casing is provided with the feed inlet, the side of device casing is provided with the air inlet, the air inlet has four, four the air inlet distributes with cross the side of device casing, the air inlet with intake-tube connection, promptly the intake pipe has four, four the intake pipe all with air compressor connects, the device casing is kept away from a side of feed inlet is provided with spout the mouth, it is provided with to spout the mouth spout a subassembly, the steady voltage ring is installed the device casing is pressed close to the inner wall of air inlet, four the air inlet all with the steady voltage ring is connected. The utility model provides a current spout a device and spout a inhomogeneous, greatly influenced the polypropylene of production melt-blown non-woven fabrics quality's problem.
Description
Technical Field
The utility model relates to a non-woven fabrics production facility field, more specifically relate to a polypropylene melt-blown non-woven fabrics spouts a device.
Background
Polypropylene, PP for short, is a colorless, odorless, nontoxic and semitransparent solid substance. The polypropylene melt-blown non-woven fabric technology produces fine fibers (up to 0.25 mu m), and the melt-blown fabric has large specific surface area, small pores and large porosity, so the application characteristics of filterability, shielding property, oil absorption and the like of the non-woven fabric produced by other independent processes are difficult to achieve. The polypropylene melt-blown non-woven fabric is widely used in the fields of medical treatment and health, thermal insulation materials, filtering materials and the like.
In the production process of polypropylene melt-blown non-woven fabric, polypropylene material is required to be melt-spun, wound and cooled to form the non-woven fabric. The existing spinning device has nonuniform spinning, and greatly influences the quality of the produced polypropylene melt-blown non-woven fabric.
SUMMERY OF THE UTILITY MODEL
The utility model provides a polypropylene melt-blown non-woven fabrics spouts a device to it is inhomogeneous to solve current a device and spout a silk, has greatly influenced the polypropylene melt-blown non-woven fabrics quality's of production problem.
In order to solve the technical problem, the utility model discloses the technical scheme who adopts is: a polypropylene melt-blown non-woven fabric spinning device comprises a device shell, a feed inlet, an air inlet pipe, an air compressor, a pressure stabilizing ring, a spinning nozzle and a spinning component, the front surface of the device shell is provided with the feed inlet, the side surface of the device shell is provided with the air inlet, the number of the air inlets is four, the four air inlets are distributed on the side surface of the device shell in a cross shape, the air inlets are connected with the air inlet pipe, namely four air inlet pipes, the four air inlet pipes are all connected with the air compressor, one side surface of the device shell far away from the feed port is provided with the spinning nozzle, the spinning nozzle is provided with the spinning part, the pressure stabilizing ring is installed the device casing is pressed close to the inner wall of air inlet, four the air inlet all with the pressure stabilizing ring is connected, the pressure stabilizing ring is used for improving the homogeneity of compressed air in the device casing.
Furthermore, four connecting holes are formed in the outer ring surface of the voltage stabilizing ring, the four connecting holes are distributed in the outer ring surface of the voltage stabilizing ring in a cross shape, and the four connecting holes are connected with the four air inlets in a one-to-one correspondence mode.
Furthermore, the inner ring surface of the voltage stabilizing ring is provided with a plurality of micropores, and the micropores are uniformly distributed on the inner ring surface of the voltage stabilizing ring.
Further, the feed inlet is provided with the inlet pipe, the inlet pipe with the feed inlet is connected, the inlet pipe with the feed inlet has the contained angle.
Further, the inlet pipe from top to bottom with the feed inlet has 45 degrees contained angles.
Furthermore, a steady flow barrel is arranged between the steady flow ring and the spinning nozzle, and the steady flow barrel is arranged on the inner wall of the device shell.
Furthermore, the flow stabilizing barrel is provided with a plurality of flow stabilizing channels, and the flow stabilizing channels are uniformly distributed in the flow stabilizing barrel.
Further, a heating device is arranged in the steady flow barrel, the heating device is a heating pipeline, and the heating pipeline is laid between the adjacent steady flow channels.
Furthermore, the spinneret part comprises a spinneret plate, the spinneret plate is provided with a plurality of spinneret holes, and the spinneret holes are uniformly distributed on the spinneret plate.
Further, the aperture of the spinneret orifice is 0.3 mm.
Preferably, the diameter of the flow stabilizing channel is larger than the aperture of the spinneret orifice.
Preferably, a heat preservation device is arranged in the spinneret plate, the heat preservation device is a heat preservation pipeline, and the heat preservation pipeline is laid between the adjacent spinneret holes.
Preferably, the spinning part further comprises a progressive plate, the progressive plate is provided with a plurality of progressive holes, and the progressive holes are uniformly distributed on the progressive plate.
Preferably, the aperture of the progressive holes is larger than the aperture of the spinneret holes.
Preferably, the progressive holes spatially correspond to the spinneret holes.
Preferably, the aperture of the progressive hole is 0.6 mm.
Compared with the prior art, the utility model discloses following beneficial effect has: the utility model discloses polypropylene melts and spouts nonwoven spinning device is through setting up four the air inlet with voltage stabilizing ring has improved compressed air's homogeneity in the device casing, very big improvement spout the effect of silk to improve the polypropylene of production and melt the quality of spouting the nonwoven fabric.
Drawings
Fig. 1 is a schematic structural view of the polypropylene melt-blown nonwoven spinning device of the present invention.
Fig. 2 is the structure schematic diagram of the pressure stabilizing ring of the polypropylene melt-blown non-woven fabric spinning device of the utility model.
Fig. 3 is a schematic diagram of the connection holes of the polypropylene melt-blown nonwoven spinning device distributed on the pressure stabilizing ring.
Fig. 4 is a schematic diagram of the steady flow channel distribution of the polypropylene melt-blown nonwoven spinning device in the steady flow barrel of the present invention.
Fig. 5 is a schematic structural view of the progressive plate of the polypropylene melt-blown nonwoven spinning device of the present invention.
Fig. 6 is a schematic structural diagram of a spinneret plate of the polypropylene melt-blown non-woven fabric spinning device of the present invention.
Reference numerals: the device comprises a device shell 1, a feeding hole 2, an air inlet 3, an air inlet pipe 4, an air compressor 5, a pressure stabilizing ring 6, a spinning nozzle 7, a spinning part 8, a connecting hole 9, a micropore 10, a feeding pipe 11, a flow stabilizing barrel 12, a flow stabilizing channel 13, a heating device 14, a heating pipeline 15, a spinneret plate 16, a spinning hole 17, a heat preservation device 18, a heat preservation pipeline 19, a progressive plate 20, a progressive hole 21, an outer annular surface of the pressure stabilizing ring 22 and an inner annular surface of the pressure stabilizing ring 23.
Detailed Description
The technical solution of the present invention is described in further detail below with reference to the accompanying drawings, but the scope of the present invention is not limited to the following description.
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms indicating orientation or positional relationship are based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, and do not indicate or imply that the equipment or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "fixed," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present application, unless expressly stated or limited otherwise, the presence of a first feature above or below a second feature may encompass direct contact of the first and second features, and may also encompass contact of the first and second features not being in direct contact, but via additional features between them. Also, the first feature being above, on or above the second feature includes the first feature being directly above and obliquely above the second feature, or merely means that the first feature is at a higher level than the second feature. Including a first feature being directly below and obliquely below a second feature, or simply indicating that the first feature is at a lesser elevation than the second feature, if present below, under or below the second feature.
The present invention will be further described with reference to the following examples, which are only some, but not all, of the examples of the present invention. Based on the embodiments in the present invention, other embodiments used by those skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 to 6, an embodiment of the present invention is shown for illustration purposes, and is not limited to the structure.
Example one
As shown in fig. 1, a polypropylene melt-blown non-woven fabric spinning device comprises a device shell 1, a feed inlet 2, an air inlet 3, an air inlet pipe 4, an air compressor 5, a pressure stabilizing ring 6, spinning nozzles 7 and spinning components 8, wherein the feed inlet 2 is arranged on the front surface of the device shell 1, the air inlet 3 is arranged on the side surface of the device shell 1, the number of the air inlets 3 is four, the four air inlets 3 are distributed on the side surface of the device shell 1 in a cross shape, the air inlets 3 are connected with the air inlet pipe 4, namely the number of the air inlet pipes 4 is four, the four air inlet pipes 4 are all connected with the air compressor 5, the spinning nozzles 7 are arranged on one side surface of the device shell 1 far away from the feed inlet 2, the spinning nozzles 7 are provided with the spinning components 8, the pressure stabilizing ring 6 is arranged on the inner wall of the, four air inlet 3 all with voltage stabilizing ring 6 is connected, voltage stabilizing ring 6 is used for improving the homogeneity of compressed air in device casing 1.
In this embodiment, as shown in fig. 2, the outer annular surface 22 of the pressure stabilizing ring is provided with four connecting holes 9, as shown in fig. 3, the four connecting holes 9 are distributed in a cross shape on the outer annular surface 22 of the pressure stabilizing ring, and the four connecting holes 9 are connected with the four air inlets 3 in a one-to-one correspondence manner.
Preferably, as shown in fig. 2, the inner annular surface 23 of the voltage stabilizing ring is provided with a plurality of micropores 10, and the micropores 10 are uniformly distributed on the inner annular surface 23 of the voltage stabilizing ring. Through setting up micropore 10 for let in the compressed air in device casing 1 is more even, thereby improves and spouts the silk effect.
Preferably, feed inlet 2 is provided with inlet pipe 11, inlet pipe 11 with feed inlet 2 is connected, inlet pipe 11 with feed inlet 2 has the contained angle. The feed pipe 11 and the feed inlet 2 form an included angle of 45 degrees from top to bottom. By setting the included angle of 45 degrees, the melted polypropylene liquid can enter the device shell 1 more smoothly.
Preferably, a steady flow barrel 12 is arranged between the steady flow ring 6 and the spinning nozzle 7, and the steady flow barrel 12 is installed on the inner wall of the device shell 1.
In this scheme, as shown in fig. 4, the flow stabilizing barrel 12 is provided with a plurality of flow stabilizing channels 13, and the flow stabilizing channels 13 are uniformly distributed in the flow stabilizing barrel 12. By arranging the flow stabilizing channel 13, the flow velocity of the melted polypropylene liquid passing through the flow stabilizing channel 13 is more stable, so that the spinning effect is improved.
Further, as shown in fig. 4, a heating device 14 is arranged in the flow stabilizing barrel 12, the heating device 14 is a heating pipeline 15, and the heating pipeline 15 is laid between adjacent flow stabilizing channels 13. By arranging the heating pipeline 15, the melted polypropylene liquid can continuously keep the temperature, and the polypropylene liquid is prevented from being solidified in advance due to temperature reduction, so that the quality of the produced polypropylene melt-blown non-woven fabric is influenced.
Example two
As shown in fig. 6, the spinning member 8 includes a spinneret 16, the spinneret 16 is provided with a plurality of spinneret holes 17, and the spinneret holes 17 are uniformly distributed on the spinneret 16.
Wherein the aperture of the spinneret orifice 17 is 0.3 mm.
Preferably, the diameter of the flow stabilizing channel 13 is larger than the diameter of the orifice 17.
Preferably, as shown in fig. 6, a heat preservation device 18 is disposed in the spinneret plate 16, the heat preservation device 18 is a heat preservation pipeline 19, and the heat preservation pipeline 19 is laid between adjacent spinneret holes 17. Through setting up pipeline 19 for the polypropylene liquid after the melting can continuously keep the temperature, prevents that it from solidifying in advance because of the temperature reduction, thereby influences the quality of the polypropylene melt-blown non-woven fabrics of production.
In the scheme, as shown in fig. 5, the spinning part 8 further includes a progressive plate 20, the progressive plate 20 is provided with a plurality of progressive holes 21, and the progressive holes 21 are uniformly distributed on the progressive plate 20. The diameter of the progressive holes 21 is larger than the diameter of the spinneret holes 17. The progressive holes 21 spatially correspond to the spinneret holes 17. The aperture of the progressive hole 21 is 0.6 mm. By arranging the progressive hole 21, the flow speed of the melted polypropylene liquid passing through the progressive hole 21 is more stable, so that the spinning effect is improved.
EXAMPLE III
When the polypropylene melt-blown non-woven fabric spinning device starts to work, molten polypropylene liquid enters the device shell 1 from the feeding pipe 11 through the feeding hole 2, at the moment, the air compressor 5 works, the four air inlet pipes 4 respectively introduce compressed air into the pressure stabilizing ring 6 through the four air inlets 3, the compressed air uniformly enters the device shell 1 through the micropores 10, so that the air pressure in the device shell 1 is increased, and the polypropylene liquid sequentially passes through the flow stabilizing channel 13 in the flow stabilizing barrel 12, the gradual inlet holes 21 on the gradual plate 20 and the spinning nozzles 7 and is uniformly sprayed out from the spinning holes 17 on the spinneret plate 16 under the action of the difference of internal and external pressures.
The above-mentioned embodiments are provided for illustration and not for limitation, and the changes of the examples and the replacement of equivalent elements should be understood as belonging to the scope of the present invention.
From the above detailed description, it will be apparent to those skilled in the art that the present invention can be embodied in many different forms and should not be construed as limited to the specific embodiments set forth herein.
Claims (10)
1. A polypropylene melt-blown non-woven fabric spinning device is characterized by comprising a device shell, a feeding hole, an air inlet pipe, an air compressor, a pressure stabilizing ring, a spinning nozzle and a spinning component, the front surface of the device shell is provided with the feed inlet, the side surface of the device shell is provided with the air inlet, the number of the air inlets is four, the four air inlets are distributed on the side surface of the device shell in a cross shape, the air inlets are connected with the air inlet pipe, namely four air inlet pipes, the four air inlet pipes are all connected with the air compressor, one side surface of the device shell far away from the feed port is provided with the spinning nozzle, the spinning nozzle is provided with the spinning part, the pressure stabilizing ring is installed the device casing is pressed close to the inner wall of air inlet, four the air inlet all with the pressure stabilizing ring is connected, the pressure stabilizing ring is used for improving the homogeneity of compressed air in the device casing.
2. The polypropylene melt-blown nonwoven spinning device according to claim 1, wherein four connection holes are formed in the outer circumferential surface of the pressure stabilizing ring, the four connection holes are distributed in a cross shape on the outer circumferential surface of the pressure stabilizing ring, and the four connection holes are connected with the four air inlets in a one-to-one correspondence manner.
3. The polypropylene melt-blown nonwoven spinning device according to claim 2, wherein a plurality of micropores are formed on the inner annular surface of the pressure stabilizing ring, and the micropores are uniformly distributed on the inner annular surface of the pressure stabilizing ring.
4. The polypropylene melt-blown nonwoven spinning device as claimed in claim 1, wherein a feeding pipe is arranged at the feeding port, the feeding pipe is connected with the feeding port, and an included angle is formed between the feeding pipe and the feeding port.
5. The polypropylene melt-blown nonwoven spinning device as claimed in claim 4, wherein the angle between the feed pipe and the feed inlet is 45 degrees from top to bottom.
6. The polypropylene melt-blown nonwoven spinning device as claimed in claim 1, wherein a flow stabilizing barrel is arranged between said pressure stabilizing ring and said spinning nozzle, and said flow stabilizing barrel is mounted on the inner wall of said device housing.
7. The polypropylene melt-blown nonwoven spinning device as claimed in claim 6, wherein said flow-stabilizing barrel is provided with a plurality of flow-stabilizing passages, and said flow-stabilizing passages are uniformly distributed in said flow-stabilizing barrel.
8. The polypropylene melt-blown nonwoven fabric spinning device as claimed in claim 7, wherein a heating device is arranged in said flow stabilizing barrel, said heating device is a heating pipeline, and said heating pipeline is laid between adjacent flow stabilizing channels.
9. The polypropylene melt-blown nonwoven spinning apparatus as claimed in claim 1, wherein said spinning means comprises a spinneret having a plurality of orifices uniformly distributed on said spinneret.
10. The polypropylene melt-blown nonwoven spinning apparatus as claimed in claim 9, wherein the diameter of said spinning orifices is 0.3 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020904481.XU CN212505169U (en) | 2020-05-26 | 2020-05-26 | Polypropylene melt-blown non-woven fabric spinning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020904481.XU CN212505169U (en) | 2020-05-26 | 2020-05-26 | Polypropylene melt-blown non-woven fabric spinning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212505169U true CN212505169U (en) | 2021-02-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020904481.XU Active CN212505169U (en) | 2020-05-26 | 2020-05-26 | Polypropylene melt-blown non-woven fabric spinning device |
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| Country | Link |
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| CN (1) | CN212505169U (en) |
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- 2020-05-26 CN CN202020904481.XU patent/CN212505169U/en active Active
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