CN215251043U

CN215251043U - Annealing furnace for bright annealing processing

Info

Publication number: CN215251043U
Application number: CN202121389640.8U
Authority: CN
Inventors: 李森; 王建飞
Original assignee: Henan Xinrun Technology Co ltd
Current assignee: Henan Xinrun Technology Co ltd
Priority date: 2021-06-22
Filing date: 2021-06-22
Publication date: 2021-12-21
Anticipated expiration: 2031-06-22

Abstract

The utility model discloses an annealing furnace which belongs to the technical field of annealing furnaces, in particular to an annealing furnace for bright annealing processing, comprising a furnace body, a plurality of heat-insulating plates are evenly arranged on the inner wall of the furnace body, connecting frames are arranged on the left and right sides of the inner cavity of the furnace body, a gas pipe is arranged outside the furnace body, a gas switch is arranged on the gas pipe, the other end of the gas pipe penetrates through the furnace body and is connected with a sealing plate, one end of the gas pipe which is positioned in the furnace body is connected with a lighter which is positioned at the other end of the sealing plate, a sleeve is arranged outside the lighter, the bottom of the sleeve is connected with the sealing plate, the top of the sleeve is connected with a combustion bin, the air in the furnace is consumed by adopting a consumption mode in the application document, and the inside of the furnace body is heated by high-resistance alloy while being consumed, effectively reduces the content of the internal air and improves the heat preservation performance. The problem of poor metal treatment effect is reduced.

Description

Annealing furnace for bright annealing processing

Technical Field

The utility model relates to an annealing furnace technical field specifically is an annealing furnace that bright annealing processing was used.

Background

The metal material products are mostly annealed before being made into finished products, and the main purposes are as follows: the hardening and residual stress generated in the processing process are eliminated, and the plasticity and the processing performance of the material are improved; the texture of the material is changed to obtain the required grain size and grain orientation. In the process of continuously cold rolling the cold-rolled strip, the arrangement of the internal molecular structure of the cold-rolled strip is changed to make the cold-rolled strip become harder and harder, so that tempering treatment is required after each cold rolling process.

Bright annealing stove is a metal heat treatment equipment, through slowly heating to the uniform temperature and keeping sufficient time with the finish rolling stainless steel pipe, then carries out the annealing processing of metal with suitable speed cooling, and annealing processing need keep certain airtight environment for reduce the loss of intracavity temperature, but current annealing stove does not have this kind of structure to be used for improving the inside seal environment of cavity, consequently causes the too fast metal treatment effect that leads to of annealing temperature decline to worsen, is unfavorable for the use.

SUMMERY OF THE UTILITY MODEL

This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and in the abstract of the specification and the title of the application to avoid obscuring the purpose of this section, the abstract of the specification and the title of the application, and such simplifications or omissions are not intended to limit the scope of the invention.

The present invention has been made in view of the above and/or other problems occurring in the conventional annealing furnace.

Therefore, the utility model aims at providing an annealing stove of bright annealing processing usefulness can consume the processing to the air of inside when sealing up the cavity, reduces the inside air and too much causes the problem emergence that the temperature drop is too fast.

For solving the technical problem, according to the utility model discloses an aspect, the utility model provides a following technical scheme:

an annealing furnace for bright annealing processing comprises a furnace body, wherein a plurality of heat insulation plates are uniformly arranged on the inner wall of the furnace body, the left side and the right side of the inner cavity of the furnace body are provided with connecting frames, a connecting ring is arranged between the two connecting frames, a rotating ring is arranged between the two connecting rings, two groups of connecting rods are arranged between the two rotating rings, a connecting plate is arranged between the two groups of connecting rods, a material placing rod is arranged between the two connecting plates, a gas pipe is arranged outside the furnace body, a gas switch is arranged on the gas pipe, the other end of the gas pipe penetrates through the furnace body and is connected with a sealing plate, one end of the gas pipe, which is positioned in the furnace body, is connected with a lighting device, the lighting device is positioned at the other end of the sealing plate, the outer portion of the ignition device is provided with a sleeve, the bottom of the sleeve is connected with the sealing plate, and the top of the sleeve is connected with a combustion chamber.

As a preferred embodiment of the annealing furnace for bright annealing according to the present invention, wherein: the heat insulation board is composed of two trapezoidal ceramic blocks, a gap with a small upper part and a large lower part is reserved between the two trapezoidal ceramic blocks, and high-resistance alloy is installed in the gap.

As a preferred embodiment of the annealing furnace for bright annealing according to the present invention, wherein: the connecting ring is rotatably connected with the rotating ring, and the rotating ring is fixedly connected with the connecting rod.

As a preferred embodiment of the annealing furnace for bright annealing according to the present invention, wherein: the gas switch includes a control valve and a pressure gauge.

As a preferred embodiment of the annealing furnace for bright annealing according to the present invention, wherein: and through holes for air inlet are formed in the left side and the right side of the combustion bin.

Compared with the prior art: the structure that the inside sealed environment that has the annealing furnace now is not used for improving the cavity, consequently causes the annealing temperature to descend and leads to the metal treatment effect variation at the excessive speed, is unfavorable for the use, adopts the mode of consuming to consume the inside air of stove through the mode of burning in this application file, heats the furnace body inside through high resistance alloy when consuming, the effectual content that reduces inside air improves the thermal insulation performance. The problem of poor metal treatment effect is reduced.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the present invention will be described in detail with reference to the accompanying drawings and detailed embodiments, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor. Wherein:

FIG. 1 is a schematic view showing the structure of an annealing furnace for bright annealing according to the present invention;

FIG. 2 is a schematic view of a combustion chamber of an annealing furnace for bright annealing according to the present invention;

FIG. 3 is a schematic view of a connecting ring structure of an annealing furnace for bright annealing.

In the figure: 100 furnace bodies, 110 heat preservation plates, 120 connecting frames, 130 connecting rings, 140 rotating rings, 141 connecting rods, 150 object placing rods, 160 connecting plates, 170 gas pipes, 171 gas switches, 172 sealing plates, 173 sleeves and 180 combustion chambers.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be implemented in other ways than those specifically described herein, and one skilled in the art may similarly generalize the present invention without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.

Next, the present invention will be described in detail with reference to the schematic drawings, and in the detailed description of the embodiments of the present invention, for convenience of explanation, the sectional view showing the device structure will not be enlarged partially according to the general scale, and the schematic drawings are only examples, and should not limit the scope of the present invention. In addition, the three-dimensional dimensions of length, width and depth should be included in the actual fabrication.

In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.

The utility model provides an annealing furnace for bright annealing processing, please refer to fig. 1-3, comprising a furnace body 100, a plurality of heat preservation plates 110 are uniformly installed on the inner wall of the furnace body 100, connecting frames 120 are installed on the left and right sides of the inner cavity of the furnace body 100, a connecting ring 130 is installed between two connecting frames 120, a rotating ring 140 is installed between two connecting rings 130, two groups of connecting rods 141 are installed between two rotating rings 140, a connecting plate 160 is installed between two groups of connecting rods 141, an object placing rod 150 is installed between two connecting plates 160, a gas pipe 170 is installed outside the furnace body 100, a gas switch 171 is installed on the gas pipe 170, the other end of the gas pipe 170 penetrates through the furnace body 100 and is connected with a sealing plate 172, one end of the gas pipe 170 in the furnace body 100 is connected with an ignition device, the ignition device is located at the other end of the sealing plate 172, the exterior of the ignition device is provided with a sleeve 173, the bottom of the sleeve 173 is connected with a sealing plate 172, and the top of the sleeve 173 is connected with a combustion chamber 180.

Referring to fig. 1 again, the heat insulation board 110 is composed of two trapezoidal ceramic blocks, a gap with a small top and a large bottom is left between the two trapezoidal ceramic blocks, and a high-resistance alloy is installed in the gap.

Referring to fig. 1 again, the connecting ring 130 is rotatably connected to the rotating ring 140, and the rotating ring 140 is fixedly connected to the connecting rod 141.

Referring again to fig. 1, the gas switch 171 includes a control valve and a pressure gauge.

Referring to fig. 2 again, the combustion chamber 180 has through holes for air intake formed at left and right sides thereof.

In specific use, the placing structure is installed on the placing rod 150 and used for placing metal pieces, the outside of the furnace body 100 is subjected to sealing treatment after the placing is completed, the gas switch 171 is opened at the moment, gas is combined with the air inside the furnace body 100 for combustion in the combustion bin 180 after passing through the ignition device, meanwhile, the high-resistance alloy is controlled to be started to heat the inner cavity of the furnace body 100, and the inner cavity of the furnace body 100 is naturally cooled through a bright annealing method.

While the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, as long as there is no structural conflict, the various features of the disclosed embodiments of the present invention can be used in any combination with each other, and the non-exhaustive description of these combinations in this specification is merely for the sake of brevity and resource conservation. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.

Claims

1. An annealing furnace for bright annealing processing, characterized in that: the heating furnace comprises a furnace body (100), wherein a plurality of heat preservation plates (110) are uniformly installed on the inner wall of the furnace body (100), connecting frames (120) are installed on the left side and the right side of an inner cavity of the furnace body (100), connecting rings (130) are installed between the two connecting frames (120), rotating rings (140) are installed between the two connecting rings (130), two groups of connecting rods (141) are installed between the two rotating rings (140), a connecting plate (160) is installed between the two groups of connecting rods (141), an object placing rod (150) is installed between the two connecting plates (160), a gas pipe (170) is installed outside the furnace body (100), a gas switch (171) is installed on the gas pipe (170), the other end of the gas pipe (170) penetrates through the furnace body (100) and is connected with a sealing plate (172), and one end, located in the furnace body (100), of the gas pipe (170) is connected with a fire striking device, the ignition device is located the other end of closing plate (172), sleeve pipe (173) is installed to the ignition device's outside, the bottom and the closing plate (172) of sleeve pipe (173) are connected, the top of sleeve pipe (173) is connected with combustion chamber (180).

2. The annealing furnace for bright annealing processing according to claim 1, characterized in that: the heat insulation board (110) is composed of two trapezoidal porcelain blocks, a gap with a small upper part and a large lower part is reserved between the two trapezoidal porcelain blocks, and high-resistance alloy is installed in the gap.

3. The annealing furnace for bright annealing processing according to claim 1, characterized in that: the connecting ring (130) is rotatably connected with the rotating ring (140), and the rotating ring (140) is fixedly connected with the connecting rod (141).

4. The annealing furnace for bright annealing processing according to claim 1, characterized in that: the gas switch (171) includes a control valve and a pressure gauge.

5. The annealing furnace for bright annealing processing according to claim 1, characterized in that: and through holes for air inlet are formed in the left side and the right side of the combustion bin (180).