CN214088898U - Novel melt-blown air suction improvement device - Google Patents
Novel melt-blown air suction improvement device Download PDFInfo
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- CN214088898U CN214088898U CN202023129708.7U CN202023129708U CN214088898U CN 214088898 U CN214088898 U CN 214088898U CN 202023129708 U CN202023129708 U CN 202023129708U CN 214088898 U CN214088898 U CN 214088898U
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Abstract
The utility model discloses a novel melt-blown air suction improved device, relating to the technical field of melt-blown non-woven fabric production process improvement, an air draft device is arranged inside the mesh belt receiving device, an air draft opening plane is arranged at the top end of the air draft device, an air draft opening convex strip is arranged in the middle of the upper part of the air draft device, in the existing commonly used melt-blown process, the suction air device and the melt-blown fabric conveying net curtain are both in parallel structures, by increasing the width of the raised strip with a height of 0.5 to 10cm, which is 1 to 5cm, in the middle of the upper part of the suction device, the web forms a ridge during transport, when the melt-blown fiber is shot on the net curtain, a wider spray surface is formed, and in addition, the long convex strip blocks the suction force of the suction wind device at the contact position, and the suction on the two sides of the protruding strip is not affected, so that a more fluffy and thicker cloth cover with definite layering and the same gram weight is formed.
Description
Technical Field
The utility model relates to a melt-blown method non-woven fabric production technology improves technical field, specifically is a novel melt-blown is taken out and is induced drafted and improve device.
Background
In the process of preparing the non-woven fabric by the melt-blown method, wind carried by a net curtain running at a high speed and hot wind (or cold wind) drawn by melt-blown are uniformly sucked by a suction fan through a melt-blown wind box, melt-blown tows are uniformly adsorbed on the net curtain, and because of the structural characteristics of the melt-blown fabric formed by uniform suction, the melt-blown fabric has high pressure resistance while having high efficiency, therefore, a novel melt-blown suction wind improving device is provided by technical personnel in the field.
SUMMERY OF THE UTILITY MODEL
The utility model provides a not enough to prior art, the utility model provides a novel melt-blown suction wind improves device, when melt-blown fibre sprays to the net curtain, the fibrous cover surface of diffusion forms more clear and definite layering effect to make the intermediate level fibre stand less suction of induced drafting, thereby reach the fluffy effect of the whole cloth cover of messenger melt-blown cloth, under the condition of the same grammes per square metre of melt-blown cloth, form thicker cloth cover, thereby obtain lower air resistance when guaranteeing filtration efficiency.
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a novel melt-blown air suction improved device comprises a melt-blown die head spinneret plate and a mesh belt receiving device arranged right below the melt-blown die head spinneret plate;
two hot air runners are symmetrically arranged in the spinneret plate of the melt-blowing die head, and a polymer solution runner is arranged in the position, located between the two hot air runners, in the spinneret plate of the melt-blowing die head;
an air draft device is arranged inside the mesh belt receiving device, an air draft opening plane is arranged at the top end of the air draft device, an air draft opening protruding strip is arranged in the middle of the upper portion of the air draft device, the width of the air draft opening protruding strip is 1-5cm, and the height of the air draft opening protruding strip is 0.5-10 cm.
Preferably, the outlet ends of the two hot air flow channels and the outlet end of the polymer solution flow channel are joined together.
Preferably, the melt-blown jet fibers are produced at the intersection of the outlet ends of the two hot air channels and the outlet ends of the polymer solution channels, and are sprayed on the mesh belt receiving device to form melt-blown cloth, and the formed melt-blown cloth moves along with the mesh belt receiving device.
Advantageous effects
The utility model provides a novel melt-blown suction air improves device. Compared with the prior art, the method has the following beneficial effects:
the utility model provides a novel melt and spout and draw wind improvement device, in current commonly used melt-blown method technology, suction wind device all is parallel structure with melt-blown cloth conveying net curtain, increase and widen 1 to 5 centimetres through the intermediate position on suction device upper portion, it is highly 0.5 to 10 centimetres protruding rectangular, the net curtain forms the uplift when the conveying, when melt-blown fibre jets on the net curtain, form wideer jet surface, protruding rectangular suction that has blockked suction wind device at the contact position in addition, and the suction of protruding rectangular both sides is not influenced, thereby it is clear and definite to form the layering, fluffy thicker cloth cover under same grammes per square metre more.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
In the figure: 1. a spinneret of a melt-blowing die head; 2. a hot air flow path; 3. a polymer melt flow channel; 4. a mesh belt receiving device; 5. an air draft device; 6. a suction opening plane; 7. the air suction opening is provided with a convex strip; 8. melt-spraying cloth; 9. meltblown jet fibers.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only 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.
Referring to fig. 1, the present invention provides a technical solution: a novel melt-blowing air suction improving device comprises a melt-blowing die head spinneret plate 1 and a mesh belt receiving device 4 arranged right below the melt-blowing die head spinneret plate 1.
Two hot air runners 2 are symmetrically arranged in a spinneret plate 1 of the melt-blowing die head, a polymer solution runner 3 is arranged in the spinneret plate 1 of the melt-blowing die head and positioned between the two hot air runners 2, and the air outlet tail ends of the two hot air runners 2 and the discharge tail end of the polymer solution runner 3 are converged together.
An air draft device 5 is arranged inside the mesh belt receiving device 4, an air draft opening plane 6 is arranged at the top end of the air draft device 5, an air draft opening convex strip 7 is arranged in the middle of the upper portion of the air draft device 5, the width of the air draft opening convex strip 7 is 1-5cm, and the height of the air draft opening convex strip 7 is 0.5-10 cm.
The fused jet fiber 9 is produced at the intersection of the outlet ends of the two hot air flow channels 2 and the outlet ends of the polymer solution flow channels 3, and is sprayed on the mesh belt receiving device 4 to form fused sprayed cloth 8, and the formed fused sprayed cloth 8 moves along with the mesh belt receiving device 4.
When in use, hot air and polymer solution are respectively injected into two hot air runners 2 and a polymer solution runner 3 in a spinneret plate 1 of a melt-blowing die head at the same time, the polymer solution is sprayed on the surface of an air suction opening plane 6 by utilizing a hot air source entering the spinneret plate 1 of the melt-blowing die head and the two hot air runners 2 to form melt-blowing yarns, an air suction device 5 is started, the air suction device 5 generates suction force to pull down a formed melt-blowing silk screen, furthermore, by means of the air suction opening with a width of 1 to 5cm and a height of 0.5 to 10cm, the web forms a ridge during transport, when the melt-blown fiber is sprayed on the net curtain, a wider spraying surface is formed, in addition, the strip 7 raised at the air suction opening blocks the suction force of the air suction device 5 at the contact position, suction on two sides of the protruding strip 7 of the air suction opening is not affected, so that a more fluffy and thicker cloth cover with definite layering and the same gram weight is formed.
In the present embodiment, the conventional devices in the art of the web belt receiving device 4 and the air draft device 5, their own structural features, operation principles, and specific circuit structure electrically connected with the outside are all in the prior art, and will not be described in detail here.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (3)
1. A novel melt-blowing air suction improving device is characterized by comprising a melt-blowing die head spinneret plate (1) and a mesh belt receiving device (4) arranged right below the melt-blowing die head spinneret plate (1);
two hot air runners (2) are symmetrically arranged in the spinneret plate (1) of the melt-blowing die head, and a polymer solution runner (3) is arranged in the spinneret plate (1) of the melt-blowing die head and positioned between the two hot air runners (2);
the inside of guipure receiving arrangement (4) is provided with updraft ventilator (5)'s top is provided with suction opening plane (6), and is provided with the protruding rectangular (7) of suction opening at the intermediate position on updraft ventilator (5) upper portion, the width of the protruding rectangular (7) of suction opening is 1-5cm, highly is 0.5-10 cm.
2. A novel meltblown suction air improving device according to claim 1, characterized in that the outlet ends of the two hot air channels (2) and the outlet end of the polymer solution channel (3) are joined together.
3. The novel melt-blown air suction improvement device is characterized in that the melt-blown jet fibers (9) are produced at the position where the air outlet ends of the two hot air flow channels (2) and the discharge ends of the polymer solution flow channels (3) are converged and are sprayed on a mesh belt receiving device (4) to form a melt-blown cloth (8), and the formed melt-blown cloth (8) moves along with the mesh belt receiving device (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023129708.7U CN214088898U (en) | 2020-12-23 | 2020-12-23 | Novel melt-blown air suction improvement device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023129708.7U CN214088898U (en) | 2020-12-23 | 2020-12-23 | Novel melt-blown air suction improvement device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214088898U true CN214088898U (en) | 2021-08-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023129708.7U Active CN214088898U (en) | 2020-12-23 | 2020-12-23 | Novel melt-blown air suction improvement device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214088898U (en) |
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2020
- 2020-12-23 CN CN202023129708.7U patent/CN214088898U/en active Active
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