CN-121988076-A - Continuous annealing automatic defoaming agent adding device

CN121988076ACN 121988076 ACN121988076 ACN 121988076ACN-121988076-A

Abstract

The invention provides a continuous annealing automatic defoaming agent adding device, which relates to the technical field of defoaming agent adding equipment and comprises a defoaming agent adding box, a monitoring mechanism and a control system, wherein a liquid outlet is formed in the bottom of one side of the defoaming agent adding box, the liquid outlet is connected with a main pipeline, the main pipeline is connected with a first branch pipe and a second branch pipe which are connected in parallel, a first valve and an electromagnetic valve are arranged on the main pipeline, a second valve and a third valve are respectively arranged on the first branch pipe and the second branch pipe, the monitoring mechanism is arranged on an alkali liquor storage tank, and the electromagnetic valve and the monitoring mechanism are electrically connected with the control system. The invention can control the adding amount and the adding time of the defoaming agent, avoid instability and error of manual adding, ensure that the foam of the cleaning section is always in a controllable range, and ensure continuous and stable operation of production.

Inventors

WANG YILIN
ZHANG JIAYOU
ZHANG LEI
WANG ENBIN
JI ANG

Assignees

本钢浦项冷轧薄板有限责任公司
本钢板材股份有限公司

Dates

Publication Date: 20260508
Application Date: 20260305

Claims (8)

1. The device for automatically adding the defoaming agent in the continuous annealing mode is characterized by comprising a defoaming agent adding box (1), a monitoring mechanism and a control system, wherein a liquid outlet is formed in the bottom of one side of the defoaming agent adding box (1), a main pipeline is connected to the liquid outlet, a first branch pipe and a second branch pipe which are connected in parallel are connected to the main pipeline, a first valve (2) and an electromagnetic valve (3) are installed on the main pipeline, a second valve (4) and a third valve (6) are respectively installed on the first branch pipe and the second branch pipe, and the electromagnetic valve (3) and the monitoring mechanism are electrically connected with the control system.
2. The continuous annealing automatic defoamer adding device of claim 1, wherein the first valve, the second valve and the third valve are all ball valves.
3. The continuous annealing automatic defoaming agent adding device according to claim 1, wherein the defoaming agent adding box (1) is made of corrosion-resistant white steel, an adding port is arranged above the defoaming agent adding box, and a sliding cover with an opening and closing function is arranged at the adding port.
4. The continuous annealing automatic defoamer adding device of claim 1, wherein the monitoring mechanism comprises a photoelectric switch mounted on an upper inner wall of the storage tank.
5. The continuous annealing automatic defoamer adding device according to claim 1, wherein the defoamer adding box (1) is mounted on a base (5).
6. The continuous annealing automatic defoamer adding device according to claim 5, wherein one side of the base (5) is provided with a pedal plate (7), and the pedal plate (7) is positioned below the other side of the defoamer adding box (1).
7. The continuous annealing automatic defoamer adding device according to claim 6, wherein the pedal plate (7) has a step structure.
8. The continuous annealing automatic defoamer adding device according to claim 1, wherein the main pipeline, the first branch pipe and the second branch pipe are all acid and alkali resistant rubber pipes.

Description

Continuous annealing automatic defoaming agent adding device Technical Field The invention relates to the technical field of defoaming agent adding equipment, in particular to a continuous annealing automatic defoaming agent adding device. Background In the continuous annealing cleaning section, the cleaning liquid reacts with impurities on the surface of the strip steel to easily generate a large amount of foam. The current way to eliminate foam is to manually add defoamer to the storage tank frequently. Manual addition of the defoamer not only consumes labor, but also is difficult to accurately control the addition amount. Insufficient addition causes foam overflow, pollutes the environment and affects the operation of equipment, such as blocking pipelines and reducing spraying effect, excessive addition changes the performance of cleaning liquid, increases cost and possibly affects the surface quality of strip steel. Disclosure of Invention According to the technical problem, the device for automatically adding the defoaming agent in continuous annealing is provided. The invention adopts the following technical means: The device for automatically adding the defoaming agent in the continuous annealing mode comprises a defoaming agent adding box, a monitoring mechanism and a control system, wherein a liquid outlet is formed in the bottom of one side of the defoaming agent adding box, the liquid outlet is connected with a main pipeline, the main pipeline is connected with a first branch pipe and a second branch pipe which are connected in parallel, a first valve and an electromagnetic valve are installed on the main pipeline, a second valve and a third valve are installed on the first branch pipe and the second branch pipe respectively, the monitoring mechanism is installed on an alkali liquor storage tank, and the electromagnetic valve and the monitoring mechanism are electrically connected with the control system. Further, the first valve, the second valve and the third valve are all ball valves. Further, the defoaming agent adding box is made of corrosion-resistant white steel, an adding port is formed in the upper portion of the defoaming agent adding box, and a sliding cover with an opening and closing function is arranged at the adding port. Further, the monitoring mechanism comprises a photoelectric switch which is arranged on the inner wall above the storage tank. Further, the defoamer adding box is mounted on the base. Further, one side of the base is provided with a pedal bedplate, and the pedal bedplate is positioned below the other side of the defoaming agent adding box. Further, the pedal plate is in a ladder structure. Further, the main pipeline, the first branch pipe and the second branch pipe all adopt acid and alkali resistant rubber pipes. Compared with the prior art, the invention has the following advantages: 1. The continuous annealing automatic defoaming agent adding device provided by the invention can realize accurate control and improve production stability, wherein the device can control the adding amount and the adding time of the defoaming agent through the cooperation of a hand valve, an electromagnetic valve and a monitoring mechanism with a control system, so that instability and errors caused by manual adding are avoided, foam in a cleaning section is always in a controllable range, and continuous and stable production operation is ensured. 2. The continuous annealing automatic defoaming agent adding device can achieve cost reduction and synergy, and improves economic benefits, wherein on one hand, the opening of the electromagnetic valve is controlled by the control system, so that the defoaming agent adding control can be achieved, the waste of the defoaming agent is reduced, the raw material cost is reduced, on the other hand, the time and labor cost for frequent manual addition are saved, and the labor efficiency is improved. Meanwhile, equipment faults and maintenance times caused by foam are reduced, and equipment maintenance cost is reduced. 3. The continuous annealing automatic defoaming agent adding device provided by the invention can improve the quality, enhance the product competitiveness, effectively control foam, ensure the normal implementation of a cleaning process, improve the strip steel cleaning quality, reduce the strip steel surface defects caused by foam residues, improve the product qualification rate and the product quality, and enhance the product competitiveness in the market. 4. The continuous annealing automatic defoaming agent adding device provided by the invention can realize green and environment-friendly, accords with sustainable development, reduces pollution of excessive use of the defoaming agent and foam overflow to equipment and environment, and improves the image of enterprises. Based on the reasons, the invention can be widely popularized in the fields of continuous annealing production lines and the like. Drawings In order to more clea