Search

CN-224222344-U - Continuous casting and rolling lead belt cooling mechanism

CN224222344UCN 224222344 UCN224222344 UCN 224222344UCN-224222344-U

Abstract

The utility model discloses a cooling mechanism for a continuous casting and rolling lead belt, and relates to the technical field of lead belt production. The device comprises a pair of squeeze rollers which squeeze a lead belt passing through the two squeeze rollers, wherein spray pipes and negative pressure covers which spray water to the squeeze rollers are arranged on two sides of the squeeze rollers above the lead belt, the negative pressure covers are communicated with a water mist steam treatment device, the water mist steam treatment device is communicated with a negative pressure generating device, the water mist steam treatment device comprises a closed box body, the top of the box body is communicated with an air outlet pipe, the bottom of the box body is communicated with an air inlet pipe, treatment liquid is filled in the box body, the bottom end of the air inlet pipe is inserted into the bottom of the treatment liquid, and the bottom end of the air outlet pipe is higher than the liquid level of the treatment liquid. The negative pressure cover is linked with the water mist steam treatment device, the lead-containing steam is forcedly sucked, the liquid seal type box body is utilized for forcedly carrying out gas-liquid reaction, lead pollutants are captured from the source, and the environment escape risk is obviously reduced.

Inventors

  • LIANG ZHUANGXIONG
  • CHENG TAO
  • WU JIANXIANG
  • Wen Maowu

Assignees

  • 天能集团贵州能源科技有限公司

Dates

Publication Date
20260512
Application Date
20250627

Claims (10)

  1. 1. The cooling mechanism for the continuous casting and rolling lead strip is characterized by comprising a pair of squeeze rollers (1) which squeeze the lead strip (100) passing through the two squeeze rollers; Two sides of the squeeze roller (1) above the lead belt (100) are provided with a spray pipe (2) and a negative pressure cover (3) for spraying water to the squeeze roller (1); The negative pressure cover (3) is communicated with a water mist steam treatment device (4), and the water mist steam treatment device (4) is communicated with a negative pressure generating device; The water mist steam treatment device (4) comprises a closed box body (40), wherein the top of the box body (40) is communicated with an air outlet pipe (42), and the bottom of the box body is communicated with an air inlet pipe (41); The tank body (40) is filled with treatment liquid, the bottom end of the air inlet pipe (41) is inserted into the bottom of the treatment liquid, and the bottom end of the air outlet pipe (42) is higher than the liquid level of the treatment liquid.
  2. 2. The cooling mechanism for continuous casting and rolling lead strip according to claim 1, wherein the negative pressure generating device is a suction pump.
  3. 3. The cooling mechanism for continuous casting and rolling lead strip according to claim 1, wherein the treating fluid is dilute acetic acid solution or water.
  4. 4. The cooling mechanism for continuous casting and rolling lead strip according to claim 1, wherein a drain outlet (43) is arranged at the bottom of the box body (40), and a sealing plate (44) is mounted at the drain outlet (43) in a matched manner.
  5. 5. The cooling mechanism for continuous casting and rolling lead strip according to claim 4, wherein a diversion mechanism consisting of a plurality of perforated plates (46) and partition plates (47) connected in series by a connecting column (45) is arranged in the water mist steam treatment device (4); Sealing fins (461) which are in sealing fit with the inner wall of the box body (40) are arranged on the periphery of the porous plate (46), and a gap is formed between the partition plate (47) and the inner wall of the box body (40); and the porous plates (46) and the partition plates (47) are alternately arranged.
  6. 6. The cooling mechanism for continuous casting and rolling lead strip according to claim 5, wherein the top of the box body (40) is provided with a temperature sensor, the bottom of the box body is provided with a refrigerating module, and the temperature sensor and the refrigerating module are connected and controlled.
  7. 7. The cooling mechanism for continuous casting and rolling lead strip according to claim 1, wherein an active carbon drying box is further communicated between the air outlet pipe (42) and the negative pressure generating device.
  8. 8. The continuous casting and rolling lead strip cooling mechanism as claimed in claim 1, wherein a flow blocking roller (5) is installed above the lead strips (100) positioned on both sides of the squeeze roller (1), and the flow blocking roller (5) is in contact with the upper surface of the lead strips (100).
  9. 9. The cooling mechanism for continuous casting and rolling lead strip according to claim 8, wherein the flow blocking roller (5) comprises a roller shaft (51) and a roller (52) rotatably installed outside the roller shaft (51) through a bearing; Connecting blocks (53) with guide rods (54) arranged on one side are connected to two ends of the roll shaft (51), the ends of the guide rods (54) are inserted into a guide cylinder (55), and springs with the ends abutting against the ends of the guide rods (54) are arranged on the inner bottom side of the guide cylinder (55).
  10. 10. The cooling mechanism for the continuous casting and rolling lead belt according to claim 1, wherein a top cover (48) is detachably arranged on the top of the box body (40) in a sealing mode, the air outlet pipe (42) is arranged on the top cover (48), the air inlet pipe (41) is in an L shape, an S shape or a Z shape, and the air inlet end of the air inlet pipe (41) is higher than the liquid level of treatment liquid.

Description

Continuous casting and rolling lead belt cooling mechanism Technical Field The utility model belongs to the technical field of lead belt production, and particularly relates to a continuous casting and rolling lead belt cooling mechanism. Background In the existing production process, cooling liquid is sprayed to the surface of the lead belt to cool, the cooling liquid is sprayed and contacted with the surface of the lead belt to absorb heat quickly, and part of water vapor generated by vaporization of water absorbs a certain amount of lead components, so that the lead components are directly dissipated into the air to seriously influence the surrounding environment. Disclosure of utility model The utility model aims to provide a continuous casting and rolling lead belt cooling mechanism which is linked with a water mist steam treatment device through a negative pressure cover, forcibly sucks lead-containing steam, and utilizes a liquid seal type box body to force gas-liquid reaction, thereby capturing lead pollutants from a source, obviously reducing the risk of environmental dissipation and solving the problems raised by the prior art. In order to solve the technical problems, the utility model is realized by the following technical scheme: The utility model relates to a cooling mechanism for a continuous casting and rolling lead strip, which comprises a pair of squeeze rolls which squeeze the lead strip passing through the two squeeze rolls, wherein spray pipes and negative pressure covers which spray water to the squeeze rolls are arranged on two sides of the squeeze rolls above the lead strip, the negative pressure covers are communicated with a water mist steam treatment device, the water mist steam treatment device is communicated with a negative pressure generating device, the water mist steam treatment device comprises a closed box body, the top of the box body is communicated with an air outlet pipe, the bottom of the box body is communicated with an air inlet pipe, treatment liquid is filled in the box body, the bottom of the air inlet pipe is inserted into the bottom of the treatment liquid, the bottom of the air outlet pipe is higher than the liquid level of the treatment liquid, the negative pressure covers are linked with the water mist steam treatment device, lead-containing steam is forcedly sucked, lead pollutants are captured from the source by utilizing a liquid-sealed box body to forcedly react gas and the risk of environment dissipation is remarkably reduced. Further, the negative pressure generating device adopts an air pump, and the air pump is used as the negative pressure generating device, so that the negative pressure cover is ensured to continuously and efficiently suck steam, and lead-containing gas accumulation is avoided. Furthermore, the treatment fluid is dilute acetic acid solution or water, the dilute acetic acid solution can chemically neutralize lead components to generate precipitate, and the water physically adsorbs lead particles, so that both can efficiently solidify pollutants, and the subsequent treatment process is simplified. Further, the bottom of box set up the drain just drain department cooperation is installed the closing plate, and drain cooperation closing plate realizes the convenient clearance of precipitate, avoids the inside jam of box, maintains the treatment fluid activity. Further, a flow dividing mechanism formed by connecting a plurality of porous plates and separating plates in series through a connecting column is arranged in the water mist steam treatment device, sealing fins in sealing fit with the inner wall of the box body are arranged on the periphery of the porous plates, gaps are formed between the separating plates and the inner wall of the box body, the porous plates and the separating plates are alternately arranged, a gas-liquid contact path is prolonged, and lead component capturing efficiency is improved. Further, a temperature sensor is arranged at the top of the box body, a refrigerating module is arranged at the bottom of the box body, the temperature sensor and the refrigerating module are connected and controlled, and the temperature sensor and the refrigerating module cooperatively control the temperature of the treatment fluid in the box body to maintain the optimal chemical reaction activity. Further, an active carbon drying box is further communicated between the air outlet pipe and the negative pressure generating device, and the active carbon drying box secondarily adsorbs residual moisture and trace lead steam, so that near zero pollution emission is realized, and the environment-friendly standard is met. The cooling liquid is prevented from moving along with the lead belt through a spring buffering guide structure, meanwhile, the surface of the lead belt is prevented from being scratched, the cooling liquid on the surface of the lead belt is prevented from being blocked by the aid of the flow blocking roller, and the c