CN214458220U

CN214458220U - High efficiency aluminium coil annealing stove

Info

Publication number: CN214458220U
Application number: CN202023218237.7U
Authority: CN
Inventors: 程昊; 孙野; 李羿; 高峰; 郑守东
Original assignee: Liaoning Zhongwang Machinery Equipment Manufacturing Co Ltd
Current assignee: Liaoning Zhongwang Machinery Equipment Manufacturing Co Ltd
Priority date: 2020-12-28
Filing date: 2020-12-28
Publication date: 2021-10-22
Anticipated expiration: 2030-12-28

Abstract

The utility model relates to a high efficiency aluminium book annealing stove belongs to aluminum plate area processing equipment technical field, including the furnace body, be equipped with at least one heating unit in the furnace body, the heating unit includes the fan and winds the wind chamber of the inboard setting of furnace body, and the air outlet and the wind chamber intercommunication of fan, wind chamber just are equipped with a plurality of jets that are the loudspeaker type to the both ends of aluminium book. The utility model discloses a just set up the jet that is loudspeaker type on the wind chamber at aluminium book both ends for high velocity air directly blows on the terminal surface at aluminium book axial both ends, has improved aluminium book surface convection heat transfer coefficient.

Description

High efficiency aluminium coil annealing stove

Technical Field

The utility model belongs to the technical field of aluminum plate area processing equipment, a high efficiency aluminium book annealing stove is related to.

Background

The aluminum coil annealing treatment is an extremely important treatment process in the production process of the aluminum plate strip, and is a main means for improving the plasticity and the toughness of the aluminum plate strip, homogenizing chemical components and removing residual stress, so that the treatment effect directly influences the product quality and the yield.

The existing annealing furnace provides large-flow high-temperature gas into a furnace body by selecting a fan with larger power, although the requirement of the furnace temperature of +/-3 ℃ is met, the heating is slow, the heat preservation time of an annealing stage is longer, and the output of a single annealing furnace in unit time is low.

SUMMERY OF THE UTILITY MODEL

In view of the above, the present application aims to provide a high efficiency aluminum coil annealing furnace to increase the heating speed.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the utility model provides a high efficiency aluminium book annealing stove, includes the furnace body, is equipped with at least one heating unit in the furnace body, and the heating unit includes the fan and winds the wind chamber of the inboard setting of furnace body, and the air outlet and the wind chamber intercommunication of fan, wind chamber just are equipped with a plurality of jets that are the loudspeaker type to the both ends of aluminium book.

Optionally, a plurality of guide vanes are arranged in the wind cavity along the fluid flow direction to avoid pressure loss caused by sudden changes of the flow channel.

Optionally, the heating device further comprises a heating element detachably arranged on the furnace body, and a heating part of the heating element penetrates through the furnace body and extends into the air cavity.

Optionally, two heating elements are arranged in each heating unit, and are oppositely arranged at two ends of the aluminum coil.

Optionally, the heating element is a thermocouple.

Optionally, the fan is arranged at the top of the furnace body and is positioned right above the aluminum coil; the air outlet of the furnace body is positioned at the lower part of the furnace body.

Optionally, the aluminum coil is rotatably connected to a bracket located within the furnace body.

The beneficial effects of the utility model reside in that:

1. the utility model discloses a just set up the jet that is loudspeaker type on the wind chamber at aluminium book both ends for high velocity air directly blows on the terminal surface at aluminium book axial both ends, has improved aluminium book surface convection heat transfer coefficient, has reduced heat time, has shortened the incubation time.

2. The utility model discloses a set up a plurality of guide vanes in the wind chamber, reduced the resistance of runner, guaranteed the pressure value of jet, improved high temperature air's jet velocity, further promoted the thermal convection coefficient on aluminium book surface, reduced the heat preservation time in annealing stage.

3. The utility model discloses a roll up the aluminium and rotate the connection on being located the support of furnace body, further improved the homogeneity of being heated of aluminium book.

4. The utility model discloses can make the aluminium book in the annealing stove be heated more evenly, heat preservation stage temperature fluctuation is little, and heat preservation stage temperature is more stable, has shortened annealing heat preservation time greatly, has effectively improved the output in the annealing stove unit interval.

Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention. The objectives and other advantages of the invention may be realized and attained by the means of the instrumentalities and/or combinations particularly pointed out in the appended claims.

Drawings

For the purposes of promoting a better understanding of the objects, features and advantages of the invention, reference will now be made to the following detailed description taken in conjunction with the accompanying drawings in which:

FIG. 1 is a schematic structural view of the high-efficiency aluminum coil annealing furnace of the present invention.

Reference numerals: the device comprises a fan 1, an air cavity 2, a heating element 3, a furnace body 4, a jet orifice 5 and an aluminum coil 6.

Detailed Description

The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will be readily apparent to those skilled in the art from the disclosure herein. The present invention can also be implemented or applied through other different specific embodiments, and various details in the present specification can be modified or changed based on different viewpoints and applications without departing from the spirit of the present invention. It should be noted that the drawings provided in the following embodiments are only for illustrating the basic idea of the present invention, and the features in the following embodiments and examples may be combined with each other without conflict.

Wherein the showings are for the purpose of illustrating the invention only and not for the purpose of limiting the same, and in which there is shown by way of illustration only and not in any way limiting the scope of the invention; for a better understanding of the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar parts; in the description of the present invention, it should be understood that if there are terms such as "upper", "lower", "left", "right", "front", "back", etc., indicating directions or positional relationships based on the directions or positional relationships shown in the drawings, it is only for convenience of description and simplification of description, but it is not intended to indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore, the terms describing the positional relationships in the drawings are only used for illustrative purposes and are not to be construed as limiting the present invention, and those skilled in the art can understand the specific meanings of the terms according to specific situations.

Referring to fig. 1, a high-efficiency aluminum coil annealing furnace comprises a furnace body 4, at least one heating unit is arranged in the furnace body 4, the heating unit comprises a fan 1 and an air cavity 2 arranged around the inner side of the furnace body, the fan 1 preferably selects a high-temperature frequency conversion axial flow fan, an air outlet of the fan 1 is communicated with the air cavity 2, and a plurality of horn-shaped injection ports 5 are arranged at two ends of the air cavity 2, which are opposite to the aluminum coil.

The utility model discloses roll up 6 shapes according to the aluminium in air current injection department, design the jet 5 of a plurality of rectangle loudspeaker formulas, make high velocity air directly blow on the terminal surface at aluminium book axial both ends, improved jet velocity, and then improved the convection heat transfer coefficient on aluminium book surface.

In order to prevent the pressure loss that leads to because the sudden change of runner under the limited condition of spatial structure, the utility model discloses be equipped with a plurality of guide vanes along fluid flow direction in wind chamber 2 to avoid the pressure loss that leads to because of the sudden change of runner. Compared with a flow guide device without guide vanes, the flow guide device not only reduces the on-way loss of pressure, but also prolongs the diffusion section of the flow channel.

The utility model discloses a set up a plurality of guide vanes in wind chamber 2, reduced the resistance of runner, guaranteed the pressure value of jet 5, improved high temperature air's jet velocity, further promoted the thermal convection coefficient on aluminium book surface, reduced the heat preservation time in annealing stage. Compared with the existing flow guide device without the flow guide vanes, the flow guide device has the advantages that the pressure loss caused by sudden change of the flow channel can be prevented under the condition of limited space structure due to the fact that the flow channel diffusion section is prolonged.

The utility model discloses still including dismantling the heating element 3 that sets up on furnace body 4, heating element 3's heating portion passes furnace body 4 and stretches into in the wind chamber 2. Preferably, two heating elements 3 are provided in each heating unit, and are oppositely disposed at both ends of the aluminum coil. The heating element 3 may be a thermocouple.

In order to make the heating of 6 of aluminium book more even, the utility model discloses a fan 1 sets up at the top of furnace body 4, and makes fan 1's air outlet be located 6 directly over the aluminium book.

The utility model discloses the air outlet of furnace body 4 is located the lower part of furnace body 4, and wind chamber 2 is made by the heat conduction material.

In order to make the heating of the aluminum coil 6 more even, the aluminum coil 6 of the utility model is rotatably connected on the bracket positioned in the furnace body 4.

The utility model discloses can make 6 aluminium rolls up in the annealing stove be heated more evenly, the heat preservation stage temperature fluctuation is little, and the heat preservation stage temperature is more stable, has shortened annealing heat preservation time greatly, has effectively improved the output in the annealing stove unit interval.

Finally, the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions, and all of them should be covered by the scope of the claims of the present invention.

Claims

1. The utility model provides a high efficiency aluminium coil annealing stove which characterized in that: including the furnace body, be equipped with at least one heating unit in the furnace body, heating unit includes the fan and winds the wind chamber that the furnace body inboard set up, and the air outlet and the wind chamber intercommunication of fan, wind chamber just are equipped with a plurality of jets that are the loudspeaker type to the both ends of aluminium book.

2. A high efficiency aluminum coil annealing furnace according to claim 1, characterized in that: and a plurality of guide vanes are arranged in the wind cavity along the flowing direction of the fluid.

3. A high efficiency aluminum coil annealing furnace according to claim 1, characterized in that: the heating device also comprises a heating element which is detachably arranged on the furnace body, and a heating part of the heating element penetrates through the furnace body and extends into the air cavity.

4. A high efficiency aluminum coil annealing furnace according to claim 3, characterized in that: two heating elements are arranged in each heating unit and are oppositely arranged at two ends of the aluminum coil.

5. A high efficiency aluminum coil annealing furnace according to claim 3, characterized in that: the heating element is a thermocouple.

6. A high efficiency aluminum coil annealing furnace according to claim 1, characterized in that: the fan is arranged at the top of the furnace body and is positioned right above the aluminum coil.

7. A high efficiency aluminum coil annealing furnace according to claim 1, characterized in that: the aluminum coil is rotatably connected to a bracket positioned in the furnace body.