CN-122006319-A - Treatment device for recovering waste heat of brine produced by chlor-alkali

CN122006319ACN 122006319 ACN122006319 ACN 122006319ACN-122006319-A

Abstract

The invention relates to the technical field of filtration, and discloses a treatment device for recovering waste heat of brine produced by chlor-alkali, which comprises a treatment cylinder, wherein a feed pipe and a discharge pipe are communicated with the treatment cylinder, a filter plate is arranged in the treatment cylinder, the filter plate is conical, the width of the filter plate is gradually increased from top to bottom, a through hole is formed in the filter plate, a rotating shaft is connected in the treatment cylinder in a rotating manner, the rotating shaft penetrates through the through hole and can rotate in the through hole, a cleaning assembly for cleaning the filter plate is arranged on the rotating shaft, discharge openings are formed in two sides of the treatment cylinder, a collecting box is fixedly connected to two sides of the treatment cylinder, the interior of the collecting box is communicated with the discharge openings, and the treatment device further comprises a driving assembly for driving the rotating shaft to rotate. The invention mainly solves the problem of complicated operation in the mode of cleaning the filter screen of the existing filter system.

Inventors

WANG YU
HOU FEI
SUN HAI
DUAN HUIJUN
WANG ANQI
WANG WANMIN
Kong Yanchen
GUO JUNJUN
ZHAO ZHIQIANG

Assignees

内蒙古三联化工股份有限公司

Dates

Publication Date: 20260512
Application Date: 20260331

Claims (10)

1. The treatment device for recovering the waste heat of the brine produced by chlor-alkali comprises a treatment cylinder, wherein the treatment cylinder is communicated with a feed pipe and a discharge pipe, and is characterized in that a filter plate is arranged in the treatment cylinder, the filter plate is conical, and the width of the filter plate is gradually increased from top to bottom; the filter plate is provided with a through hole, the processing cylinder is rotationally connected with a rotating shaft, the rotating shaft penetrates through the through hole, the rotating shaft can rotate in the through hole, the rotating shaft is provided with a cleaning component for cleaning the filter plate, two sides of the processing cylinder are respectively provided with a discharge opening, two sides of the processing cylinder are fixedly connected with a collecting box, the interior of the collecting box is communicated with the discharge opening, and the filter plate further comprises a driving component for driving the rotating shaft to rotate.
2. The device for recycling waste heat of brine produced by chlor-alkali according to claim 1, wherein the cleaning assembly comprises a cleaning arm and a first bristle layer, the cleaning arm is fixedly connected with the rotating shaft, the first bristle layer is fixedly connected at the bottom of the cleaning arm, and one end of the first bristle layer, which is far away from the cleaning arm, is contacted with the filter plate.
3. The treatment device for recycling waste heat of brine produced by chlor-alkali according to claim 2, wherein the two sides of the treatment cylinder are provided with reflow holes, the reflow holes are positioned below the filter plate and communicated with the inside of the collecting box, and the reflow holes are connected with a screening plate in a sealing way.
4. The treatment device for recycling waste heat of brine produced by chlor-alkali according to claim 3, wherein guide grooves are formed in two sides of the top of the filter plate, the guide grooves are obliquely arranged, the distance between the two guide grooves is gradually increased from top to bottom, and the guide grooves are communicated with the discharge opening.
5. The treatment device for recycling waste heat of brine produced by chlor-alkali according to claim 4, wherein one end of the guide groove, which is close to the discharge opening, is rotatably connected with a support shaft, a guide plate is sleeved on the support shaft and can swing in the guide groove, and the treatment device further comprises an adjusting component for driving the guide plate to swing in a reciprocating manner.
6. The treatment device for recycling waste heat of brine produced by chlor-alkali according to claim 5, wherein the guide plates are in frictional contact with the guide grooves along the two sides of the guide grooves along the length direction of the guide grooves.
7. The treatment device for recycling waste heat of brine produced by chlor-alkali according to claim 6, wherein the end, far away from the discharge opening, of the guide groove is provided with an extension groove, the guide plate stretches into the extension groove and can swing in the extension groove, the extension groove is internally provided with a fixing plate, the fixing plate is provided with a vertical hole, one end, stretching into the extension groove, of the guide plate is provided with an extension block, the extension block penetrates through the vertical hole, and the extension block can swing in the vertical hole.
8. The treatment device for recycling waste heat of brine produced by chlor-alkali according to claim 7, wherein the adjusting assembly comprises an adjusting shaft which is rotationally connected with inner walls at two sides of the treatment cylinder, an adjusting block which is vertically and slidingly connected with two sides of the bottom of the filter plate, and an adjusting part which rotates along with the rotating shaft and drives the two adjusting shafts to rotate, wherein a cam is coaxially connected to the adjusting shaft, one end of the adjusting block stretches into the guide groove and is hinged with the guide block, a rectangular frame is arranged at the other end of the adjusting block, the cam abuts against the top of the rectangular frame and the bottom of the rectangular frame, and the cam can rotate in the rectangular frame.
9. The treatment device for recycling waste heat of brine produced by using chlor-alkali as set forth in claim 8, wherein the adjusting shaft is provided with a wall block, the wall block is provided with a second bristle layer for cleaning the screening plate, and one end of the second bristle layer away from the wall block is contacted with the screening plate.
10. The treatment device for recovering waste heat of brine produced by using chlor-alkali according to claim 9, wherein the adjusting part comprises a driving bevel gear coaxially connected with the rotating shaft and a driven bevel gear coaxially connected with the adjusting shaft, and the driving bevel gear is meshed with the driven bevel gear.

Description

Treatment device for recovering waste heat of brine produced by chlor-alkali Technical Field The invention relates to the technical field of filtration, in particular to a treatment device for recovering waste heat of brine produced by chlor-alkali. Background In the production period of chlor-alkali brine, more high-temperature condensed water is produced, so that the chlor-alkali brine is a high-quality heat source capable of being recycled and reused, and can be directly returned to a boiler or converted into salt, but the condensed water is accompanied with more impurities, so that the condensed water is required to be filtered to ensure the cleanness of the condensed water, and the traditional filtering device can carry out conventional filtering treatment on the condensed water, but does not have the function of cleaning a filtering structure, and the filtering structure is blocked along with the increase of the service time, so that the filtering effect is affected. For solving the problems of the traditional filtering device, chinese patent publication No. CN209554979U discloses a filtering system for recycling condensate water of a cogeneration boiler, which comprises a boiler body, the upper end of the boiler body is communicated with a ventilation ball, the right upper end of the heat absorption pipe penetrates through the boiler body to be communicated with a water inlet pipe, the left lower end of the heat absorption pipe penetrates through the boiler body to be communicated with a water outlet pipe, the middle part of the water inlet pipe is connected with a screening pipe, the front side surface is welded and connected with a handle, the joint of a rotating shaft and a cover plate is stuck and connected with a rubber ring, the middle part of the rotating shaft is welded and connected with an iron plate, the lower end of the iron plate is fixedly provided with a magnet, the middle part of the interior of the screening pipe is fixedly provided with a filter screen, the lower end of the water inlet pipe is magnetically connected with the upper end surface of a collecting box, the upper end of the sliding plate is fixedly connected with a clamping block, the upper end of the threaded rod is in threaded connection with a threaded pipe, the filtering system can be used for filtering impurities in the condensate water, the nearby filter screen can be stirred by utilizing the rotating magnet, and further irregular movement of the filter screen is driven. The filtering system has the following problems that although the rotating magnet can stir condensed water near the filtering net so as to drive impurities to irregularly move, the filtering net is prevented from being blocked, as the using times are increased, the accumulated impurities near the filtering net are more and more, even if the impurities irregularly move, the filtering effect is still affected, in order to avoid the blocking of the filtering net, if the filtering work is finished each time, the cover plate is required to be manually detached from the filtering pipe, and the impurities near the filtering net can be removed, so that the problem of complex operation exists. Disclosure of Invention The invention aims to provide a treatment device for recovering waste heat of brine produced by chlor-alkali, so as to solve the problem of complicated operation in the mode of cleaning a filter screen of the conventional filter system. The treatment device for recycling the waste heat of the brine produced by chlor-alkali comprises a treatment cylinder, wherein a feed pipe and a discharge pipe are communicated with the treatment cylinder, a filter plate is arranged in the treatment cylinder, the width of the filter plate is gradually increased from top to bottom, a through hole is formed in the filter plate, a rotating shaft is rotationally connected with the treatment cylinder, the rotating shaft penetrates through the through hole and can rotate in the through hole, a cleaning component for cleaning the filter plate is arranged on the rotating shaft, discharge openings are formed in two sides of the treatment cylinder, a collecting box is fixedly connected to two sides of the treatment cylinder, the inside of the collecting box is communicated with the discharge openings, and the treatment device further comprises a driving component for driving the rotating shaft to rotate. The principle and the advantages of the scheme are as follows: 1. The condensed water is introduced into the feed pipe, passes through the filter plate, so that impurities in the condensed water can be filtered, and the filtered condensed water is discharged from the discharge pipe so as to recycle clean condensed water. 2. The rotary shaft is driven by the driving component to rotate, the cleaning component is driven by the rotary shaft to clean impurities on the filter plate, the filter plate is prevented from being blocked, and the impurities on the filter plate are dri