CN115928227A - Flange assembly for connecting melt-blown die head - Google Patents
Flange assembly for connecting melt-blown die head Download PDFInfo
- Publication number
- CN115928227A CN115928227A CN202211254471.6A CN202211254471A CN115928227A CN 115928227 A CN115928227 A CN 115928227A CN 202211254471 A CN202211254471 A CN 202211254471A CN 115928227 A CN115928227 A CN 115928227A
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- Prior art keywords
- flange
- long
- short
- long flange
- assembly
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- 238000010438 heat treatment Methods 0.000 claims abstract description 36
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 11
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 11
- 239000000919 ceramic Substances 0.000 claims abstract description 11
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 claims abstract description 10
- 229910052731 fluorine Inorganic materials 0.000 claims abstract description 10
- 239000011737 fluorine Substances 0.000 claims abstract description 10
- 238000007789 sealing Methods 0.000 claims abstract description 10
- 229910001220 stainless steel Inorganic materials 0.000 claims abstract description 9
- 239000010935 stainless steel Substances 0.000 claims abstract description 9
- 239000003292 glue Substances 0.000 claims description 8
- 238000007664 blowing Methods 0.000 claims description 6
- 239000000155 melt Substances 0.000 claims description 6
- 239000004411 aluminium Substances 0.000 claims 1
- 239000012768 molten material Substances 0.000 abstract description 2
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 239000004743 Polypropylene Substances 0.000 description 11
- 239000000463 material Substances 0.000 description 11
- 238000002844 melting Methods 0.000 description 10
- 230000008018 melting Effects 0.000 description 10
- -1 polypropylene Polymers 0.000 description 5
- 229920001155 polypropylene Polymers 0.000 description 5
- 239000004744 fabric Substances 0.000 description 4
- 230000002349 favourable effect Effects 0.000 description 4
- 239000000835 fiber Substances 0.000 description 4
- 239000002994 raw material Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 241000700605 Viruses Species 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000009529 body temperature measurement Methods 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 241000282414 Homo sapiens Species 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000004750 melt-blown nonwoven Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Lining Or Joining Of Plastics Or The Like (AREA)
Abstract
The invention relates to a flange assembly for connecting a melt-blown die head, which comprises a long flange and a short flange and is characterized in that: the improved flange structure is characterized in that a ceramic heating ring is installed on the outer side of the long flange, the ceramic heating ring is installed on the outer side of the short flange, the long flange is connected with the short flange through bolts, a fluorine rubber O-shaped ring is installed between the long flange and the short flange, a sealing aluminum sheet is installed between the long flange and the short flange, stainless steel heating pipes are installed inside the long flange and the short flange, and a thermocouple is installed in a temperature measuring hole on the outer side of the long flange. The invention greatly improves the heating efficiency and the heating uniformity of the molten material, and is beneficial to saving energy and improving the product quality.
Description
Technical Field
The invention relates to the technical field of melt-blown nonwovens, in particular to a flange assembly for connecting a melt-blown die head.
Background
Various novel viruses continuously appear in the current society and threaten the safety of human beings, wherein the mask is a main means for preventing viruses, PP (polypropylene) melt-blown cloth generated by a melt-blown method is a core part of the mask, along with the great investment of the country, although the yield of the mask turns over several times, the supply capacity of the mask is still obvious before hundreds of millions of people's needs in the country, and the PP melt-blown cloth is a key factor for restricting the increase of the production capacity of the mask. The PP melt-blown fabric is a non-woven material formed by using polypropylene as a raw material, adopting a melt-blowing die head to form superfine fibers by means of high-speed hot air flow and bonding the superfine fibers under the action of air flow. Wherein PP (polypropylene) raw materials need flow into the die head through the flange after melting, have in the inflow process and be heated the phenomenon uneven and be cooled down, cause required temperature to uprise, increased the energy consumption, also can lead to the product stability variation of producing simultaneously, make the regulation degree of difficulty increase.
Disclosure of Invention
In view of the existing situation, the technical problem to be solved by the present invention is to provide a flange assembly for connecting a melt-blowing die head, which can uniformly heat a molten material, avoid the phenomenon of temperature reduction, save energy, reduce the adjustment difficulty, and greatly improve the product quality.
The technical scheme adopted by the invention for solving the technical problems is as follows: a flange assembly for connecting a melt-blowing die head comprises a long flange and a short flange, and is characterized in that: the improved flange structure is characterized in that a ceramic heating ring is installed on the outer side of the long flange, the ceramic heating ring is installed on the outer side of the short flange, the long flange and the short flange are connected through bolts, a fluorine rubber O-shaped ring is installed between the long flange and the short flange, a sealing aluminum sheet is installed between the long flange and the short flange, stainless steel heating pipes are installed inside the long flange and the short flange, and a thermocouple is installed in a temperature measuring hole in the outer side of the long flange. This patent has improved the homogeneity of being heated of heating efficiency and melting material greatly, helps the energy saving and improves product quality.
Preferably, four groups of annular shunting grooves are formed in the long flange, a cylindrical heating channel is formed in the long flange, and a temperature measuring hole and a line connecting hole are formed in the outer side of the long flange.
Preferably, four groups of converging grooves distributed in a conical shape are formed in the short flange, and a cylindrical heating channel is formed in the short flange.
Preferably, the stainless steel heating pipe is installed inside the short flange and the long flange.
Preferably, two groups of annular sealing grooves are formed in the end face of the long flange.
Preferably, the two groups of annular sealing grooves surround four groups of annular flow dividing grooves.
Preferably, the short flange and the long flange are sealed by an aluminum sheet and a fluorine glue O-shaped ring in a double-sealing mode.
Compared with the prior art, the invention has the advantages that: the runner adopts four group's splitter boxes and four group's groove structures of converging, is favorable to melting material's mixture, all is provided with heating device in the runner outside and inboard simultaneously, has improved the homogeneity of being heated of heating efficiency and melting material, makes the melting material keep unchangeable under the uniform temperature through the temperature measurement heating, is favorable to improving product quality and energy utilization rate, passes through bolted connection between short flange and long flange, adopts aluminum sheet and fluorine glue O type circle to seal between the two, can further improve the leakproofness, ensures that the melting material can not leak.
Drawings
FIG. 1 is a side view of the patent;
FIG. 2 is a cross-sectional view of the present patent;
in the figure: the device comprises a sealing aluminum sheet 1, a long flange 2, a ceramic heating ring 3, a stainless steel heating pipe 4, a hexagon nut 5, a hexagon bolt 6, a ceramic heating ring 7, a short flange 8, a large fluorine glue O-shaped ring 9, a small fluorine glue O-shaped ring 10, an inner ring aluminum sheet 11, an outer ring aluminum sheet 12, a temperature measuring hole 21, a line connecting hole 22, a cylindrical heating channel with a long flange 23, an annular shunting groove 24, a confluence groove 81 and a cylindrical heating channel with a short flange 82.
Detailed Description
As shown in fig. 1-2, a flange assembly for connecting a melt-blowing die head comprises a long flange 2 and a short flange 8, and is characterized in that: the improved flange structure is characterized in that a ceramic heating ring is installed on the outer side of the long flange 2, the ceramic heating ring is installed on the outer side of the short flange 8, the long flange 2 and the short flange 8 are connected through a hexagon bolt 6 and a hexagon nut 5, fluorine glue O- shaped rings 9 and 10 are installed between the long flange 2 and the short flange 8, sealing aluminum sheets 1 are installed between the long flange 2 and the short flange 8, stainless steel heating pipes 4 are installed inside the long flange 2 and the short flange 8, and thermocouples are installed in temperature measuring holes 21 on the outer side of the long flange 2.
When in work: screwing the long flange 2 to a screw extruder, enabling a melt extruded by the screw extruder to flow into a flange assembly, dividing the melt into four annular melts through an annular dividing groove 24, performing heat preservation and heating on two surfaces by a ceramic heating ring 7 and a stainless steel heating pipe 4, measuring the temperature in real time by a thermocouple, and enabling the melts to enter a melt-blown die head after being converged by a converging groove 81.
The PP melt-blown fabric is a non-woven material formed by using polypropylene as a raw material, adopting a melt-blown die head to form superfine fibers by means of high-speed hot air flow and bonding the superfine fibers under the action of the air flow. The PP (polypropylene) raw material is required to flow into the die head through the flange after being melted, and the phenomena of uneven heating and temperature reduction exist in the flowing process, so that the required temperature is increased, the energy consumption is increased, the stability of the produced product is poor, and the adjusting difficulty is increased; the advantage of this patent lies in: the runner adopts four group's splitter boxes and four group's groove structures of converging, be favorable to the mixture of melting material, all be provided with heating device in the runner outside and inboard simultaneously, improved the homogeneity of being heated of heating efficiency and melting material, it is unchangeable to make the melting material keep under the uniform temperature through the temperature measurement heating, be favorable to improving product quality and energy utilization rate, pass through bolted connection between short flange and long flange, adopt aluminum sheet and fluorine glue O type circle to carry out double sealing between the two, can further improve the leakproofness, ensure that the melting material can not leak.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present patent, not to limit it; although the present disclosure has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that the technical solutions described in the foregoing embodiments may be modified or some technical features may be equally replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the spirit and scope of the technical solutions of the embodiments of the present invention.
Claims (7)
1. A flange assembly for connecting a melt blowing die head, comprising a long flange (2) and a short flange (8), characterized in that: the improved structure of the stainless steel heat pipe is characterized in that a ceramic heating ring is installed on the outer side of the long flange (2), the ceramic heating ring is installed on the outer side of the short flange (8), the long flange (2) and the short flange (8) are connected through bolts, fluorine glue O-shaped rings (9) and (10) are installed between the long flange (2) and the short flange (8), sealing aluminum sheets (1) are installed between the long flange (2) and the short flange (8), stainless steel heating pipes (4) are installed inside the long flange (2) and the short flange (8), and thermocouples are installed in temperature measuring holes (21) in the outer side of the long flange (2).
2. A flange assembly for connecting a melt blowing die head according to claim 1, characterized in that the long flange (2) is internally provided with four groups of annular splitter boxes (24), internally provided with a long flange cylindrical heating channel (23), and externally provided with a temperature measuring hole (21) and a line connecting hole (22).
3. A flange assembly for connection to a meltblowing die according to claim 1, characterised in that the stub flange (8) has four sets of conically distributed converging slots (81) formed therein and a cylindrical short flange heating channel (82) formed therein.
4. A flange assembly for connecting a meltblowing die according to claim 1, characterized in that the heating tube (4) of stainless steel is mounted inside the short flange (8) and the long flange (2).
5. A flange assembly for connecting a meltblown die according to claim 1, characterized in that the long flange (2) is provided with two sets of annular sealing grooves on its end face.
6. A flange assembly for attachment to a meltblowing die according to claim 5 wherein the two sets of annular seal slots surround four sets of annular manifold slots.
7. A flange assembly for connection to a meltblowing die according to claim 1, characterized in that the short flange (8) and the long flange (2) are double sealed with aluminium sheets and fluorine glue O-rings in between.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211254471.6A CN115928227A (en) | 2022-10-13 | 2022-10-13 | Flange assembly for connecting melt-blown die head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211254471.6A CN115928227A (en) | 2022-10-13 | 2022-10-13 | Flange assembly for connecting melt-blown die head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115928227A true CN115928227A (en) | 2023-04-07 |
Family
ID=86654805
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211254471.6A Withdrawn CN115928227A (en) | 2022-10-13 | 2022-10-13 | Flange assembly for connecting melt-blown die head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115928227A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5196207A (en) * | 1992-01-27 | 1993-03-23 | Kimberly-Clark Corporation | Meltblown die head |
| CN111636151A (en) * | 2020-05-19 | 2020-09-08 | 江苏润亿通用装备有限公司 | A melt-blown nozzle for a melt-blown cloth production device |
| CN212895105U (en) * | 2020-06-29 | 2021-04-06 | 江苏金美达新材料有限公司 | Melt-blown die head assembly suitable for melt-blown fabric production |
| CN214271235U (en) * | 2021-01-25 | 2021-09-24 | 宜昌市欣龙卫生材料有限公司 | Melt-blown production line |
| CN215713545U (en) * | 2021-05-01 | 2022-02-01 | 江阴职业技术学院 | Flange assembly for connecting melt-blown die head |
-
2022
- 2022-10-13 CN CN202211254471.6A patent/CN115928227A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5196207A (en) * | 1992-01-27 | 1993-03-23 | Kimberly-Clark Corporation | Meltblown die head |
| CN111636151A (en) * | 2020-05-19 | 2020-09-08 | 江苏润亿通用装备有限公司 | A melt-blown nozzle for a melt-blown cloth production device |
| CN212895105U (en) * | 2020-06-29 | 2021-04-06 | 江苏金美达新材料有限公司 | Melt-blown die head assembly suitable for melt-blown fabric production |
| CN214271235U (en) * | 2021-01-25 | 2021-09-24 | 宜昌市欣龙卫生材料有限公司 | Melt-blown production line |
| CN215713545U (en) * | 2021-05-01 | 2022-02-01 | 江阴职业技术学院 | Flange assembly for connecting melt-blown die head |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20230407 |