CN214937981U - Air heating device for melt-blown production line - Google Patents
Air heating device for melt-blown production line Download PDFInfo
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- CN214937981U CN214937981U CN202023117894.2U CN202023117894U CN214937981U CN 214937981 U CN214937981 U CN 214937981U CN 202023117894 U CN202023117894 U CN 202023117894U CN 214937981 U CN214937981 U CN 214937981U
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Abstract
The utility model discloses an air heating device for melt-blown production line, which comprises a shell, a heating cavity arranged in the shell and an electric heating pipe arranged in the heating cavity, wherein one end of the shell is provided with an air inlet, and the other end is provided with an air outlet; the air inlet is communicated with a fan through an air inlet pipe, and the air outlet is correspondingly communicated with subsequent melt-blown equipment through an air outlet pipe; the electric heating pipe comprises a heating straight pipe which is transversely arranged, stainless steel supporting rods which are arranged on two sides of the heating straight pipe in parallel, and a spiral heating pipe which is wound on the stainless steel supporting rods; the inner wall of the bottom of the shell is provided with a lower guide plate, and the inner wall of the top of the shell is provided with an upper guide plate. The utility model discloses a guide plate and lower guide plate are gone up in heating the intracavity setting, can make the rotatory flow of air in the heating chamber, through setting up heating straight tube and spiral heating pipe, can make the air current flow in the space between heating straight tube and spiral heating pipe for air and heating straight tube and spiral heating pipe area of contact are bigger, and the heating is more fast more even.
Description
Technical Field
The utility model relates to a melt and spout production facility technical field, concretely relates to an air heating device for melt and spout production line.
Background
The melt-blown material has more gaps, fluffy structure and good wrinkle resistance, and the superfine fibers with unique capillary structures can increase the number and the surface area of the fibers per unit area, so that the superfine fibers have good filtering property, shielding property, heat insulation property and oil absorption property, and can be used in the fields of air, liquid filtering materials, isolating materials, absorbing materials, mask materials, heat-insulating materials, oil-absorbing materials, wiping cloth and the like. In the production of meltblown materials, a fine stream of polymer melt extruded from a spinneret orifice is typically drawn by a high velocity stream of heated air, thereby forming microfibers which are collected on a screen or roller and bonded to itself to form a meltblown nonwoven web. In the production process of the melt-blown material, an air heating device is needed to heat air flow, and the heated air heats the raw materials in the melt-blown equipment, so that the melted raw materials are extruded from a spinneret orifice of a die head.
Disclosure of Invention
The to-be-solved technical problem of the utility model is to provide an air heating device for melt-blown production line can heat the air current of melt-blown usefulness fast, uniformly.
In order to solve the technical problem, the utility model adopts the following technical scheme:
an air heating device for a melt-blown production line is designed, and comprises a shell, a heating cavity arranged in the shell and an electric heating pipe arranged in the heating cavity, wherein one end of the shell is provided with an air inlet communicated with the heating cavity, and the upper part of the other end of the shell is provided with an air outlet communicated with the heating cavity; the air inlet is communicated with a fan through an air inlet pipe, and the air outlet is correspondingly communicated with subsequent melt-blown equipment through an air outlet pipe;
the electric heating pipe comprises a heating straight pipe which is transversely arranged, stainless steel supporting rods which are arranged on two sides of the heating straight pipe in parallel, and a spiral heating pipe which is wound on the stainless steel supporting rods;
the inner wall of the bottom of the shell is provided with lower guide plates which are distributed at equal intervals, and the lower guide plates are arc-shaped and are arranged in an upward inclined mode towards the direction of the air outlet; and an upper guide plate which is symmetrical to the lower guide plate is arranged on the inner wall of the top of the shell.
In the technical scheme, the fan introduces external air into the heating cavity, the air is heated by the electric heating pipe, and heated air flow flows out from the air outlet and is communicated to the melt-blowing equipment through the air outlet pipe for heating melt-blowing raw materials. Wherein set up guide plate and lower guide plate respectively at heating intracavity upper wall and lower wall, can make the air that enters into the heating intracavity form the rotatory air current that flows, and the setting of cooperation heating straight tube and spiral heating pipe can make the air current flow in the space that forms between heating straight tube and spiral heating pipe for air and heating pipe contact are more abundant, and the heating is more even fast.
Preferably, the outer ends of the heating straight pipe and the spiral heating pipe extend to the outside of the shell and are connected with the electric connection end, a protection box is arranged outside the electric connection end, and a connection port is formed in the protection box.
Preferably, be connected with air cleaner between fan and the air inlet, dust and impurity in the air can be filtered, avoid dust and impurity to enter into the heating chamber, adhere to electric heating pipe, influence electric heating pipe's heating effect, are favorable to protecting electric heating pipe.
Preferably, a temperature sensor is arranged at the air outlet, and an adjusting valve is arranged on the air outlet.
Preferably, an insulating layer is arranged on the side wall of the shell.
Preferably, the heating straight pipe and the spiral heating pipe are both stainless steel electric heating pipes.
Preferably, the bottom of the shell is provided with a support leg.
The beneficial effects of the utility model reside in that:
the utility model discloses a guide plate and lower guide plate are gone up in heating the intracavity setting, can make the rotatory flow of air in the heating chamber, through setting up heating straight tube and spiral heating pipe, can make the air current flow in the space between heating straight tube and spiral heating pipe for air and heating straight tube and spiral heating pipe area of contact are bigger, and the heating is more fast more even.
Drawings
FIG. 1 is a schematic structural view of an air heating device for a melt-blowing production line according to the present invention;
FIG. 2 is a schematic view of the interior of the housing and the heating chamber;
reference numbers in the figures: 1, a shell, 2, a heating cavity, 3, an air inlet and 4, an air outlet; 5, a fan, 6 heating a straight pipe, 7 stainless steel supporting rods and 8 spiral heating pipes; 9 lower guide plates, 10 upper guide plates, 11 protection boxes, 12 wiring ports, 13 air filters, 14 temperature sensors, 15 regulating valves, 16 heat-insulating layers and 17 supporting legs.
Detailed Description
The following examples are provided only for illustrating the embodiments of the present invention in detail and are not intended to limit the scope of the present invention in any way.
Example 1: an air heating device for a melt-blown production line, referring to fig. 1 and fig. 2, comprises a housing 1, a heating cavity 2 arranged in the housing 1 and an electric heating pipe arranged in the heating cavity 2, wherein one end of the housing 1 is provided with an air inlet 3 communicated with the heating cavity 2, and the upper part of the other end of the housing 1 is provided with an air outlet 4 communicated with the heating cavity 2; the air inlet 3 is communicated with a fan 5 through an air inlet pipe, and the air outlet 4 is correspondingly communicated with subsequent melt-blown equipment through an air outlet pipe. A temperature sensor 14 is arranged at the air outlet 4, and an adjusting valve 15 is arranged on the air outlet pipe. An insulating layer 16 is arranged on the side wall of the shell 1. At the bottom of the housing 1, legs 17 are provided.
The electric heating pipe comprises a heating straight pipe 6 which is transversely arranged, stainless steel supporting rods 7 which are arranged on two sides of the heating straight pipe 6 in parallel, and a spiral heating pipe 8 which is wound on the stainless steel supporting rods 7; the outer ends of the heating straight pipe 6 and the spiral heating pipe 8 extend to the outside of the shell 1 and are connected with the electric connection end, a protection box 11 is arranged outside the electric connection end, and a connection port 12 is arranged on the protection box 11. The heating straight pipe 6 and the spiral heating pipe 8 are both stainless steel electric heating pipes.
The inner wall of the bottom of the shell 1 is provided with lower guide plates 9 which are distributed at equal intervals, and the lower guide plates 9 are arc-shaped and are inclined upwards towards the direction of the air outlet; an upper guide plate 10 which is symmetrical to the lower guide plate 9 is arranged on the inner wall of the top of the shell 1.
Further, an air filter 13 may be connected between the fan 5 and the air inlet 3.
The apparatus elements referred to in the above embodiments are conventional apparatus elements unless otherwise specified.
The utility model discloses an air heating device for melt-blown production line's concrete working method does: the fan introduces external air into the heating cavity, the airflow rotates and flows under the action of the guide plate, the airflow is in contact with the heating straight pipe and the spiral heating pipe, the heating is realized rapidly and uniformly, and the heated air flows out through the air outlet and is communicated to the subsequent melt-blowing equipment through the air outlet pipe.
The embodiments of the present invention have been described in detail with reference to the drawings and examples, but the present invention is not limited to the above embodiments, and can be modified or changed within the knowledge of those skilled in the art without departing from the spirit of the present invention.
Claims (7)
1. An air heating device for a melt-blown production line is characterized by comprising a shell, a heating cavity arranged in the shell and an electric heating pipe arranged in the heating cavity, wherein one end of the shell is provided with an air inlet communicated with the heating cavity, and the upper part of the other end of the shell is provided with an air outlet communicated with the heating cavity; the air inlet is communicated with a fan through an air inlet pipe, and the air outlet is correspondingly communicated with subsequent melt-blown equipment through an air outlet pipe;
the electric heating pipe comprises a heating straight pipe which is transversely arranged, stainless steel supporting rods which are arranged on two sides of the heating straight pipe in parallel, and a spiral heating pipe which is wound on the stainless steel supporting rods;
the inner wall of the bottom of the shell is provided with lower guide plates which are distributed at equal intervals, and the lower guide plates are arc-shaped and are arranged in an upward inclined mode towards the direction of the air outlet; and an upper guide plate which is symmetrical to the lower guide plate is arranged on the inner wall of the top of the shell.
2. The air heating device for the melt-blown production line according to claim 1, wherein the outer ends of the heating straight pipe and the spiral heating pipe extend to the outside of the shell and are connected with the electric connection terminal, a protection box is arranged outside the electric connection terminal, and the protection box is provided with an electric connection terminal.
3. The air heating apparatus for a meltblown production line according to claim 1, wherein an air filter is connected between the blower and the air inlet.
4. The air heating apparatus for a meltblown production line according to claim 1, wherein a temperature sensor is provided at the air outlet, and a regulating valve is provided on the air outlet.
5. The air heating apparatus for a meltblown production line according to claim 1, wherein an insulating layer is provided on a side wall of the case.
6. The air heating device for the melt-blowing production line according to claim 1, wherein the heating straight pipe and the spiral heating pipe are both stainless steel electric heating pipes.
7. The air heating apparatus for a meltblowing line according to claim 1, characterized in that a leg is provided at the bottom of the housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023117894.2U CN214937981U (en) | 2020-12-22 | 2020-12-22 | Air heating device for melt-blown production line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023117894.2U CN214937981U (en) | 2020-12-22 | 2020-12-22 | Air heating device for melt-blown production line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214937981U true CN214937981U (en) | 2021-11-30 |
Family
ID=79114598
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023117894.2U Active CN214937981U (en) | 2020-12-22 | 2020-12-22 | Air heating device for melt-blown production line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214937981U (en) |
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2020
- 2020-12-22 CN CN202023117894.2U patent/CN214937981U/en active Active
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