CN216073960U

CN216073960U - Tempering device

Info

Publication number: CN216073960U
Application number: CN202122109721.4U
Authority: CN
Inventors: 成澄; 华红宇; 张永辉
Original assignee: Foshan Jiexin Metal Products Co ltd
Current assignee: Foshan Jiexin Metal Products Co ltd
Priority date: 2021-09-02
Filing date: 2021-09-02
Publication date: 2022-03-18
Anticipated expiration: 2031-09-02

Abstract

The application provides a tempering device, its technical scheme main points are: the method comprises the following steps: the tempering furnace is characterized by comprising a tempering furnace, wherein the steel coil enters from one end of the tempering furnace and is output from the other end of the tempering furnace, tempering is performed in the tempering furnace, a preheating furnace is arranged on one side of the tempering furnace, the steel coil enters the preheating furnace and then enters the tempering furnace from the preheating furnace, and the preheating furnace is connected with the tempering furnace through a pipeline and is used for transmitting redundant heat of the tempering furnace into the preheating furnace. The application provides a tempering device has the advantage that improves production efficiency and reduces energy consumption.

Description

Tempering device

Technical Field

The application relates to the technical field of heat treatment, in particular to a tempering device.

Background

In the production and manufacture of steel coils, after the steel coils are rolled, tempering heat treatment is usually required, and the general tempering heat treatment is performed in a tempering furnace, wherein the steel coils enter from one end of a tempering furnace and then exit from the other end of the tempering furnace, and the tempering treatment is completed in the tempering furnace.

However, if the steel coil is directly fed into the tempering furnace, the steel coil has a temperature rise process in the tempering furnace, which results in that the steel coil needs to stay in the tempering furnace for a longer time, and therefore, more energy needs to be consumed to make the tempering furnace generate heat, which not only reduces the production efficiency, but also consumes more energy.

In view of the above problems, improvements are needed.

SUMMERY OF THE UTILITY MODEL

An object of the embodiment of the present application is to provide a tempering apparatus, which has the advantages of improving the production efficiency and reducing the energy consumption.

In a first aspect, an embodiment of the present application provides a tempering apparatus, which is used for tempering a steel coil, and the technical scheme is as follows:

the method comprises the following steps: the tempering furnace is characterized by comprising a tempering furnace, wherein the steel coil enters from one end of the tempering furnace and is output from the other end of the tempering furnace, tempering is performed in the tempering furnace, a preheating furnace is arranged on one side of the tempering furnace, the steel coil enters the preheating furnace and then enters the tempering furnace from the preheating furnace, and a pipeline is arranged between the preheating furnace and the tempering furnace for transmitting redundant heat of the tempering furnace to the preheating furnace.

Be provided with the preheater in one side of tempering furnace, the coil of strip is before getting into the tempering furnace and carrying out the tempering treatment, advance to get into the preheater and preheat, this intensification process that has just shortened the coil of strip and has got into the tempering furnace, the time that the coil of strip stayed in the tempering furnace that also has just also been shortened to, be provided with the pipeline between preheater and the tempering furnace, the two is connected through the pipeline, and conduct the waste heat of tempering furnace to the preheater in through the pipeline, thereby preheat the coil of strip in order to preheat the coil of strip

Further, in the embodiment of the present application, the preheating furnace is cylindrical, and a spiral soaking channel is formed in a cylindrical side wall.

Further, in this application embodiment, the pipeline runs through the lateral wall of the preheating furnace to the soaking channel, and a diversion trench is opened at the butt joint position of the soaking channel and the pipeline.

Further, in the present embodiment, the duct includes a heat conductive layer and a heat insulating layer covering the heat conductive layer.

Further, in this application embodiment, be provided with the heat exchanger between tempering furnace and the preheater, the coil of strip passes through the heat exchanger and gets into in the tempering furnace in the preheater.

Further, in this application embodiment, both ends are provided with the gyro wheel around the preheater, the coil of strip quilt the gyro wheel centre gripping, the gyro wheel rotates and then drives the coil of strip removes.

Further, in the embodiment of the application, a vent is arranged on the preheating furnace, and a sealing cover is arranged on the vent.

By last knowing, the tempering installation that this application embodiment provided, one side at the tempering furnace is provided with the preheater, the coil of strip is before getting into the tempering furnace and tempering, advance to go into the preheater and preheat, this intensification process that has just shortened the coil of strip and got into the tempering furnace, the time that the coil of strip stayed in the tempering furnace has also been shortened, and, be provided with the pipeline between preheater and the tempering furnace, the two is connected through the pipeline, and conduct the waste heat of tempering furnace to the preheater in through the pipeline, thereby preheat the coil of strip, consequently, have the beneficial effect that improves production efficiency and reduce energy consumption.

Drawings

Fig. 1 is a schematic view of an overall structure of a tempering apparatus according to an embodiment of the present application.

Fig. 2 is a schematic partial sectional view of a tempering apparatus according to an embodiment of the present disclosure.

In the figure: 100. a steel coil; 200. tempering furnace; 300. preheating a furnace; 400. a pipeline; 500. a heat shield; 600. a roller; 700. a vent; 310. a soaking channel; 320. a diversion trench; 410. a heat conductive layer; 420. a thermal insulation layer; 710. and (7) sealing the cover.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. The components of the embodiments of the present application, generally described and illustrated in the figures herein, can be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present application, presented in the accompanying drawings, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present application without making any creative effort, shall fall within the protection scope of the present application.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures. Meanwhile, in the description of the present application, the terms "first", "second", and the like are used only for distinguishing the description, and are not to be construed as indicating or implying relative importance.

Referring to fig. 1 and 2, a tempering apparatus for tempering a steel coil 100 specifically includes:

and in the tempering furnace 200, the steel coil 100 enters from one end of the tempering furnace 200 and is output from the other end, tempering is performed in the tempering furnace 200, a preheating furnace 300 is arranged at one side of the tempering furnace 200, the steel coil 100 enters the preheating furnace 300 and then enters the tempering furnace 200 from the preheating furnace 300, and a pipeline 400 is arranged between the preheating furnace 300 and the tempering furnace 200 for transmitting redundant heat of the tempering furnace 200 to the preheating furnace 300.

Through the above technical scheme, be provided with preheater 300 in one side of tempering furnace 200, coil of strip 100 is before getting into tempering furnace 200 and carrying out the tempering treatment, advance to get into preheater 300 and preheat, this has just shortened coil of strip 100 and has got into the intensification process of tempering furnace 200, the time that coil of strip 100 stayed in tempering furnace 200 has also been shortened promptly, and, be provided with pipeline 400 between preheater 300 and tempering furnace 200, the two connects through pipeline 400, and conduct the waste heat of tempering furnace 200 to preheater 300 in through pipeline 400, thereby preheat coil of strip 100.

Further, in some embodiments, the preheating furnace 300 is cylindrical, and a spiral soaking channel 310 is formed on a side wall of the cylinder.

Through the above technical scheme, the heat flow transmitted from the tempering furnace 200 to the preheating furnace 300 flows along the spiral soaking channel 310, and the spiral soaking channel 310 can make the heat distribution in the preheating furnace 300 more uniform, thereby playing a good preheating effect on the steel coil 100.

Further, in some embodiments, the pipeline 400 penetrates through the sidewall of the preheating furnace 300 to the soaking tunnel 310, and a diversion trench 320 is disposed at a position where the soaking tunnel 310 is in butt joint with the pipeline 400.

Through the above technical scheme, the pipe 400 penetrates through the side wall of the preheating furnace 300 to the soaking tunnel 310 to ensure that the waste heat of the tempering furnace 200 can be guided into the preheating furnace 300, the diversion trench 320 is formed in the butt joint position of the soaking tunnel 310 and the pipe 400 to prevent the soaking tunnel 310 from blocking the heat flow from entering the preheating furnace 300, the heat flow input from the pipe 400 can enter the preheating furnace 300 along the diversion trench 320, and then after being blocked by the tail end of the diversion trench 320, the heat flow can flow into the whole preheating furnace 300 through the spiral soaking tunnels 310 on the two sides, so that the whole preheating furnace 300 is heated, and the steel coil 100 in the preheating furnace 300 is uniformly preheated.

Further, in some of these embodiments, duct 400 includes a thermally conductive layer 410 and an insulating layer 420, insulating layer 420 overlying thermally conductive layer 410. The heat conducting layer 410 may be made of metal with good heat conducting property, such as copper, and the heat insulating layer 420 may be made of material with good heat insulating property, such as heat insulating cotton and heat insulating silica gel.

Through the technical scheme, the pipeline 400 is divided into the inner layer and the outer layer, the heat conduction layer 410 is arranged inside, the heat insulation layer 420 is arranged outside, the heat conduction layer 410 inside can rapidly guide the waste heat in the tempering furnace 200 to the preheating furnace 300, and the heat insulation layer 420 covering the outer surface of the heat conduction layer 410 can reduce the heat loss in the heat conduction process, so that the heat conduction efficiency is improved, the energy consumption is reduced, and the cost is saved.

Further, in some embodiments, a heat shield 500 is disposed between the tempering furnace 200 and the preheating furnace 300, and the steel coil 100 passes through the heat shield 500 in the preheating furnace 300 and enters the tempering furnace 200. The heat shield 500 may be made of a material with good heat insulation performance, such as heat insulation cotton, heat insulation silica gel, or the like.

Through the technical scheme, the heat shield 500 is arranged between the tempering furnace 200 and the preheating furnace 300 and used for reducing heat loss, the steel coil 100 needs to be fed into the tempering furnace 200 for tempering after the preheating furnace 300 is preheated, and the steel coil 100 can be prevented from being directly exposed in the air to cause heat dissipation if the steel coil 100 is conveyed in the heat shield 500, so that the heat loss is reduced, the heat efficiency is improved, and the energy consumption is reduced.

Further, in some embodiments, rollers 600 are disposed at front and rear ends of the preheating furnace 300, the steel coil 100 is held by the rollers 600, and the rollers 600 rotate to drive the steel coil 100 to move. Wherein, a motor or other power device is disposed on the roller 600 to drive the roller 600 to rotate.

Through above-mentioned technical scheme, thereby the gyro wheel 600 is located the top and the below of coil of strip 100 and forms the state of centre gripping to coil of strip 100, then gyro wheel 600 rotate alright remove with driving coil of strip 100 between gyro wheel 600 under the effect of frictional force.

Further, in some embodiments, the preheating furnace 300 is provided with a vent 700, and the vent 700 is provided with a sealing cover 710.

Through the technical scheme, when the preheating furnace 300 needs to be stopped for maintenance, maintenance personnel can maintain the preheating furnace after waiting for the temperature to be reduced to normal temperature, and at the moment, the sealing cover 710 arranged on the air vent 700 can be opened to quickly dissipate heat, so that the waiting time for cooling is shortened. In addition, the sealing cover 710 is opened to dissipate heat, so that the heat in the preheating furnace 300 can be prevented from being gushed out in a large amount at the moment, and further the damage to workers can be avoided.

The above description is only an example of the present application and is not intended to limit the scope of the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A tempering device for tempering a steel coil (100), comprising: the tempering furnace (200), coil of strip (100) follow the one end of tempering furnace (200) gets into, exports at the other end the tempering is carried out in tempering furnace (200), one side of tempering furnace (200) is provided with preheater (300), coil of strip (100) gets into after preheater (300), follow again preheater (300) get into tempering furnace (200), preheater (300) with be provided with pipeline (400) between tempering furnace (200) and connect, be used for with the unnecessary heat transmission of tempering furnace (200) extremely in preheater (300).

2. The tempering device according to claim 1, wherein the inside of the preheating furnace (300) is cylindrical, and a spiral soaking channel (310) is formed in a side wall of the cylindrical shape.

3. The tempering device according to claim 2, wherein said pipeline (400) penetrates through the sidewall of said preheating furnace (300) to said soaking channel (310), and a guiding groove (320) is opened at the butt joint position of said soaking channel (310) and said pipeline (400).

4. A tempering device according to claim 1, characterized in that said conduit (400) comprises a heat conducting layer (410) and a thermally insulating layer (420), said thermally insulating layer (420) covering said heat conducting layer (410).

5. A tempering device according to claim 1, characterized in that a heat shield (500) is arranged between said tempering furnace (200) and said preheating furnace (300), said coil (100) passing through said heat shield (500) into said tempering furnace (200) inside said preheating furnace (300).

6. The tempering device according to claim 1, wherein rollers (600) are disposed at front and rear ends of said preheating furnace (300), said steel coil (100) is held by said rollers (600), said rollers (600) rotate to drive said steel coil (100) to move.

7. The tempering device according to claim 1, wherein a ventilation opening (700) is formed in said preheating furnace (300), and a sealing cover (710) is formed in said ventilation opening (700).