CN218932242U - Annealing equipment - Google Patents

Abstract

The utility model provides annealing equipment, which comprises an engine body assembly, a heating assembly and a fan assembly, wherein the engine body assembly comprises a first engine body, a heating cavity is arranged in the first engine body, the heating cavity is provided with a heating inlet and a heating outlet, and the heating assembly is arranged in the heating cavity; the heating cavity comprises a first cavity and a second cavity which are communicated with each other; the top of the first cavity is provided with an air outlet, the top of the second cavity is provided with an air inlet, and the air outlet is communicated with the air inlet; the fan assembly comprises a first fan, and the first fan is arranged at the air outlet. Through setting up first fan and blasting air, circulate air from air inlet, second cavity, first cavity, air outlet in proper order to make the heat in the heating cavity follow the air flow, and then form circulating hot-blast, avoid the heat directly to follow the air outflow, reduce heat dissipation, and then guarantee the heating temperature in the heating cavity, thereby guarantee the annealing effect.

Description

Annealing equipment

Technical Field

The utility model relates to the technical field of heat treatment equipment, in particular to annealing equipment.

Background

Annealing is a metal heat treatment process that involves slowly heating the metal to a temperature, holding for a sufficient period of time, and then cooling at a suitable rate. Its purpose is to reduce hardness and improve machinability; residual stress is eliminated, the size is stabilized, and the deformation and crack tendency is reduced; fine grains, adjust the structure and eliminate the defect of the structure.

During the processing of cold-rolled steel strip, it is necessary to anneal it to improve its hardness and surface brightness, after annealing it is properly demagnetized and to improve delayed fracture.

The Chinese patent of utility model with publication number CN204369926U discloses an annealing furnace, which comprises an annealing furnace shell body, wherein a hot gas generation chamber and a heating chamber are arranged in the annealing furnace shell body, a heat source generation part and a flow guide fan are arranged in the hot gas generation chamber, the flow guide fan is arranged at the bottom of the hot gas generation chamber, the heat source generation part is arranged on the inner wall of the hot gas generation chamber, an air inlet is arranged at the bottom of the inside of the hot gas generation chamber, a heat medium transmission plate is arranged between the hot gas generation chamber and the heating chamber, a hot gas collection cover is arranged at the top of the heating chamber, and an air outlet is arranged at the top of the hot gas collection cover.

However, the annealing furnace is provided with the air inlet at the bottom of the annealing furnace and the air outlet is arranged at the top of the heating chamber, so that the heating air flow from bottom to top is formed, and the heating object is heated, however, in the heating process, the air directly goes out from the top after being heated, the heat loss is serious, and the heating effect is poor.

Disclosure of Invention

Based on the above, in order to solve the problems that the air is directly discharged after being heated in the heating process of the existing annealing furnace, the heat loss is serious and the heating effect is poor, the utility model provides annealing equipment, which has the following specific technical scheme:

the annealing equipment comprises a machine body assembly, a heating assembly and a fan assembly, wherein the machine body assembly comprises a first machine body, a heating cavity is arranged in the first machine body, the heating cavity is provided with a heating inlet and a heating outlet, the heating assembly is arranged in the heating cavity, and a steel belt penetrates through the heating cavity and is conveyed from the heating inlet to the heating outlet; the heating cavity comprises a first cavity and a second cavity which are communicated with each other; an air outlet is formed in the top of the first cavity, an air inlet is formed in the top of the second cavity, and the air outlet is communicated with the air inlet; the fan assembly comprises a first fan, and the first fan is arranged at the air outlet.

The first fan is arranged to blow air, and the air flows through the air inlet, the second cavity, the first cavity and the air outlet in sequence, so that heat in the heating cavity flows along with the air, circulating hot air is formed, the heat is prevented from directly flowing out along with the air, heat dissipation is reduced, the heating temperature in the heating cavity is further ensured, and the annealing effect is further ensured; in addition, the direction of hot air flows from the second cavity to the first cavity, so that the cold-rolled steel strip can be heated by hot air rapidly when entering from the heating inlet, and the annealing efficiency is improved.

Further, the heating assembly comprises a first heating element and a second heating element, the first heating element is arranged at the top and the bottom of the first cavity, and the second heating element is arranged at the top of the second cavity.

Further, the annealing apparatus further includes a closing door assembly including a first lift gate set and a second lift gate set, the first lift gate set being disposed at the heating inlet, the second lift gate set being disposed at the heating outlet.

Further, the fan assembly further comprises a second fan, and the second fan is arranged at the top of the second cavity.

Further, the body assembly includes a second body disposed on a side of the heating chamber opposite the heating outlet; the second machine body is internally provided with a third cavity, the top of the third cavity is provided with a heat radiating component, the heat radiating component comprises a heat radiating fan, the heat radiating fan is provided with a cold air inlet and a cold air outlet, the cold air inlet is communicated with the outside air, and the cold air outlet is communicated with the third cavity.

Further, the heat dissipation assembly further comprises a wind scooper, the wind scooper is a quadrangular shell which is communicated up and down, and an upper port of the quadrangular shell is communicated with the cold air outlet.

Further, a heat dissipation cover is arranged between the first machine body and the second machine body, the heat dissipation cover is an inverted U-shaped cover body, and heat dissipation openings are formed in the left side and the right side of the inverted U-shaped cover body.

Further, the first lifting door group comprises a first supporting seat, a first air cylinder and a first door body, wherein the first supporting seat is fixedly installed at the top of the first machine body, the first air cylinder is provided with a fixed end and a telescopic end, the fixed end is fixedly connected with the first supporting seat, and the first door body performs closing action along with telescopic movement of the telescopic end.

Further, the annealing equipment comprises a conveying assembly, wherein the conveying assembly is provided with a conveying belt penetrating through the heating cavity; the clamping piece is arranged on the conveying belt and used for clamping the belt end of the cold-rolled steel belt.

Further, an insulation layer is arranged outside the shell of the first machine body.

Drawings

The utility model will be further understood from the following description taken in conjunction with the accompanying drawings. The components in the figures are not necessarily to scale, emphasis instead being placed upon illustrating the principles of the embodiments. Like reference numerals designate corresponding parts throughout the different views.

FIG. 1 is a schematic view of an annealing apparatus according to an embodiment of the present utility model;

FIG. 2 is a cross-sectional view of an annealing apparatus according to an embodiment of the present utility model;

FIG. 3 is a cross-sectional view of a second embodiment of an annealing apparatus;

FIG. 4 is a cross-sectional view showing the structure of a first body in the annealing apparatus according to an embodiment of the present utility model;

FIG. 5 is an enlarged view of the structure of the annealing apparatus shown at E in FIG. 2 according to an embodiment of the present utility model;

fig. 6 is an enlarged view of the structure at F in fig. 3 of the annealing apparatus according to an embodiment of the present utility model.

Reference numerals illustrate:

1-organism assembly, 2-heating assembly, 3-fan assembly, 4-closed door assembly;

a 5-heat dissipation assembly, a 6-heat dissipation cover and a 7-conveying assembly;

11-a first body and 12-a second body;

110-a heating cavity, 111-a first cavity, 112-a second cavity and 113-an insulating layer;

1101-heating inlet, 1102-heating outlet, 1111-air outlet and 1121-air inlet;

121-a third cavity;

31-a first fan and 32-a second fan;

41-a first lifting door group, 411-a first supporting seat, 412-a first cylinder and 413-a first door body;

51-a heat radiation fan;

511-cold air inlet and 512-cold air outlet;

61-heat dissipation port;

71-conveyor belt.

Detailed Description

The present utility model will be described in further detail with reference to the following examples thereof in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the detailed description and specific examples are intended for purposes of illustration only and are not intended to limit the scope of the utility model.

It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

The terms "first" and "second" in this specification do not denote a particular quantity or order, but rather are used to distinguish one element from another.

As shown in fig. 1, 2 and 3, an annealing apparatus according to an embodiment of the present utility model includes a body assembly 1, a heating assembly 2 and a fan assembly 3, wherein the body assembly 1 includes a first body 11, a heating cavity 110 is provided in the first body 11, the heating cavity 110 is provided with a heating inlet 1101 and a heating outlet 1102, the heating assembly 2 is provided in the heating cavity 110, and a steel strip penetrates the heating cavity 110 and is conveyed from the heating inlet 1101 to the heating outlet 1102; the heating chamber 110 includes a first chamber 111 and a second chamber 112 which are communicated with each other; the top of the first cavity 111 is provided with an air outlet 1111, the top of the second cavity 112 is provided with an air inlet 1121, and the air outlet 1111 is communicated with the air inlet 1121; the fan assembly 3 includes a first fan 31, and the first fan 31 is disposed at the air outlet 1111.

According to the annealing equipment, the first fan 31 is arranged to blow air, and the air is circulated from the air inlet 1121, the second cavity 112, the first cavity 111 and the air outlet 1111 in sequence, so that heat in the heating cavity 110 flows along with the air, circulating hot air is formed, the heat is prevented from directly flowing out along with the air, heat dissipation is reduced, and the heating temperature in the heating cavity 110 is further ensured, so that the annealing effect is ensured; in addition, the hot air flows from the second cavity 112 to the first cavity 111, so that the cold-rolled steel strip can be heated by the hot air rapidly when entering from the heating inlet 1101, and the annealing efficiency is improved.

In one embodiment, a filtering device is disposed between the air outlet 1111 and the air inlet 1121, and the filtering device is used for adsorbing harmful elements in the hot air. In this way, in the heating process of the cold-rolled steel strip, oil on the surface of the steel strip is heated to generate gas containing sulfur, chlorine and other harmful elements, and the filtering device is used for adsorbing the sulfur, the chlorine and other harmful elements, so that the purification of circulating hot air is realized, the influence of the sulfur, the chlorine and other harmful elements on the annealing effect is avoided, and the annealing efficiency is further ensured.

As shown in fig. 3, in one embodiment, the heating assembly 2 includes a first heating member 21 and a second heating member 22, the first heating member 21 being disposed at the top and bottom of the first cavity 111, and the second heating member 22 being disposed at the top of the second cavity 112. In this way, by providing the first heating members 21 at the top and bottom of the first cavity 111, the cold rolled steel strip can be heated by the hot air rapidly when entering from the heating inlet 1101, and the annealing efficiency can be improved.

In one embodiment, the annealing apparatus further comprises a closing door assembly 4, the closing door assembly 4 comprising a first lifting door set 41 and a second lifting door set 42, the first lifting door set 41 being arranged at the heating inlet 1101 and the second lifting door set 42 being arranged at the heating outlet 1102. In this way, the heating inlet 1101 is sealed by the first lifting door set 41, and the heating inlet 1101 is sealed by the second lifting door set 42, so that heat loss from two ends in the heating cavity 110 is reduced, the heating temperature in the heating cavity 110 is further ensured, and the annealing effect is ensured.

In one embodiment, the fan assembly 3 further includes a second fan 32, the second fan 32 being disposed on top of the second cavity 112. Thus, through setting up second fan 32, can cooperate first fan 31 to control the circulation direction of the hot-blast circulation in the heating chamber 110 to guarantee that the front and back end of cold-rolled steel strip is heated evenly, and then guarantee the annealing effect.

As shown in fig. 6, in one embodiment, the body assembly 1 includes a second body 12, the second body 12 being disposed on a side remote from the heating chamber 110 with respect to the heating outlet 1102; the second body 12 is internally provided with a third cavity 121, the top of the third cavity 121 is provided with a heat dissipation assembly 5, the heat dissipation assembly 5 comprises a heat dissipation fan 51, the heat dissipation fan 51 is provided with a cold air inlet 511 and a cold air outlet 512, the cold air inlet 511 is communicated with the outside air, and the cold air outlet 512 is communicated with the third cavity 121. In this way, the third cavity 121 is arranged to radiate heat and cool the cold-rolled steel strip, so that operators are prevented from being burnt due to high temperature after the cold-rolled steel strip is annealed; meanwhile, the cold-rolled steel strip after annealing is cooled down rapidly, so that the cold-rolled steel strip is convenient to move to the next process, and the annealing efficiency is improved.

In one embodiment, the heat dissipation assembly 5 further includes a wind guiding cover 513, where the wind guiding cover 513 is a quadrangular shell that is vertically conductive, and an upper port of the quadrangular shell is communicated with the cold air outlet 512. In this way, the cold air blown out by the cooling fan 51 can be uniformly blown to the cold-rolled steel strip through the air guide cover 513, so that the cold-rolled steel strip can uniformly dissipate heat, the heat dissipation effect is ensured, and the annealing efficiency is improved.

In one embodiment, a heat dissipation cover 6 is arranged between the first body 11 and the second body 12, the heat dissipation cover 6 is an inverted U-shaped cover body, and heat dissipation openings 61 are arranged on the left side and the right side of the inverted U-shaped cover body. Thus, through setting up heat dissipation cover 6 can avoid the operating personnel to touch the steel band after the heating by mistake, simultaneously, through setting up cooling hole 61, the steel band cooling after the heating of being convenient for.

As shown in fig. 5, in one embodiment, the first lifting door set 41 includes a first supporting seat 411, a first cylinder 412 and a first door 413, the first supporting seat 411 is fixedly mounted on the top of the first machine body 11, the first cylinder 412 is provided with a fixed end and a telescopic end, the fixed end is fixedly connected with the first supporting seat 411, and the first door 413 performs a closing action along with the telescopic movement of the telescopic end. In this way, the first air cylinder 412 drives the first door 413 to move up and down to perform the opening and closing operation of the door, so that the structure is simple, the cost is low, and the maintenance is convenient.

In one embodiment, the annealing apparatus comprises a conveyor assembly 7, the conveyor assembly 7 being provided with a conveyor belt 71 extending through the heating chamber 110; the conveyor belt 71 is provided with a clamping member for clamping the belt end of the cold-rolled steel belt. Thus, when the strip end of the cold-rolled steel strip enters the heating chamber 110, the cold-rolled steel strip end is clamped by the clamping member on the conveyor belt 71, and the cold-rolled steel strip is pulled by the conveyor belt 71, thereby improving the annealing efficiency.

As shown in fig. 4, in one embodiment, an insulation layer 113 is disposed outside the housing of the first body 11. Thus, by providing the heat insulating layer 113, heat dissipation in the heating chamber 110 can be reduced, thereby ensuring an annealing effect.

In one embodiment, the insulation layer 113 is an inorganic insulation material layer, which is one or more of a ceramic fiber blanket layer, an aluminum silicate felt layer, an aluminum oxide layer, a silicon carbide fiber layer, an aerogel felt layer, a glass wool layer, a rock wool layer, an expanded perlite layer, and the like. Thus, the inorganic heat-insulating material layer has the advantages of good processability, high compactness, good heat-insulating effect and aging resistance, thereby ensuring the heat-insulating effect and reducing the heat dissipation in the heating cavity 110.

The technical features of the above embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.

The foregoing examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

Claims (10)

1. The annealing equipment is characterized by comprising a machine body assembly, a heating assembly and a fan assembly, wherein the machine body assembly comprises a first machine body, a heating cavity is arranged in the first machine body, the heating cavity is provided with a heating inlet and a heating outlet, the heating assembly is arranged in the heating cavity, and a steel belt penetrates through the heating cavity and is conveyed from the heating inlet to the heating outlet;

the heating cavity comprises a first cavity and a second cavity which are communicated with each other;

an air outlet is formed in the top of the first cavity, an air inlet is formed in the top of the second cavity, and the air outlet is communicated with the air inlet;

the fan assembly comprises a first fan, and the first fan is arranged at the air outlet.

2. An annealing apparatus according to claim 1, wherein said heating assembly comprises a first heating element and a second heating element, said first heating element being disposed at the top and bottom of said first chamber, said second heating element being disposed at the top of said second chamber.

3. An annealing apparatus according to claim 1, further comprising a closing door assembly comprising a first set of lift doors disposed at said heating inlet and a second set of lift doors disposed at said heating outlet.

4. An annealing apparatus according to claim 1, wherein said blower assembly further comprises a second blower disposed at the top of the second chamber.

5. An annealing apparatus according to claim 1, wherein said body assembly comprises a second body disposed on a side remote from said heating chamber relative to said heating outlet;

the second machine body is internally provided with a third cavity, the top of the third cavity is provided with a heat radiating component, the heat radiating component comprises a heat radiating fan, the heat radiating fan is provided with a cold air inlet and a cold air outlet, the cold air inlet is communicated with the outside air, and the cold air outlet is communicated with the third cavity.

6. The annealing apparatus according to claim 5, wherein said heat dissipating assembly further comprises a wind scooper, said wind scooper being a four-sided body that is vertically conductive, an upper port of said four-sided body being in communication with said cool air outlet.

7. An annealing device according to claim 5, wherein a heat dissipation cover is arranged between the first body and the second body, the heat dissipation cover is an inverted U-shaped cover, and heat dissipation openings are arranged on the left side and the right side of the inverted U-shaped cover.

8. An annealing apparatus according to claim 3, wherein the first lifting door group comprises a first supporting seat, a first cylinder and a first door body, the first supporting seat is fixedly mounted on the top of the first body, the first cylinder is provided with a fixed end and a telescopic end, the fixed end is fixedly connected with the first supporting seat, and the first door body performs a closing action along with the telescopic movement of the telescopic end.

9. An annealing apparatus according to claim 1, comprising a conveyor assembly provided with a conveyor belt extending through the heating chamber; the clamping piece is arranged on the conveying belt and used for clamping the belt end of the cold-rolled steel belt.

10. An annealing device according to claim 1, wherein an insulating layer is provided outside the housing of the first body.

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