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CN-122006488-A - Flat ceramic membrane surface treatment device

CN122006488ACN 122006488 ACN122006488 ACN 122006488ACN-122006488-A

Abstract

The invention belongs to the technical field of ceramic membrane treatment, in particular to a flat ceramic membrane surface treatment device which comprises a concentrated cleaning box, a mounting box and a cleaning module, wherein the mounting box and the cleaning module are arranged in the concentrated cleaning box, a bearing plate is fixedly connected in the mounting box and is used for bearing a plurality of ceramic membranes which are arranged in parallel at equal intervals, the cleaning module is inserted into the concentrated cleaning box and is used for cleaning a surface to be cleaned of the ceramic membranes, the mounting plate is matched with the inclined surface of the cleaning scraper to convert horizontal driving force into downward attaching force of the cleaning scraper, the cleaning scraper is extruded to move obliquely downwards until the cutting edge of the cleaning scraper is tightly attached to the surface to be cleaned of the ceramic membranes, the unevenness of the surface of the membrane can be automatically compensated, the height difference caused by the fixed installation of the cleaning scraper is eliminated, the problem of cleaning dead angles or membrane damage caused by the height difference in the prior art is solved, and the concentrated cleaning effect of the ceramic membranes is more uniform and safer.

Inventors

  • LIN HE
  • LIAN WEI
  • LIAN YUCHENG
  • WANG XIAYU

Assignees

  • 浙江乾仕智能科技有限公司

Dates

Publication Date
20260512
Application Date
20260413

Claims (10)

  1. 1. The surface treatment device for the flat ceramic membrane is characterized by comprising a concentrated cleaning box (1) and an installation box (2) arranged in the concentrated cleaning box (1), wherein a bearing plate (3) is fixedly connected in the installation box (2), and the bearing plate (3) is used for bearing a plurality of ceramic membranes (4) which are arranged in parallel at equal intervals; the cleaning device comprises a ceramic membrane (4), and is characterized by further comprising a cleaning module (5), wherein the cleaning module (5) is inserted into a centralized cleaning box (1) and is used for cleaning a surface to be cleaned of the ceramic membrane (4), the cleaning module (5) comprises a second vertical rod (52), a mounting plate (55), a cleaning scraping plate (57) and an auxiliary block (58), the mounting plate (55) is fixedly connected to the second vertical rod (52) and is arranged in parallel with the ceramic membrane (4), a third limiting rod (581) is fixedly connected to the top of the auxiliary block (58) and penetrates through the mounting plate (55), a second limiting rod (571) is fixedly connected to one side of the cleaning scraping plate (57), and the second limiting rod (571) penetrates through the auxiliary block (58), and the second limiting rod (571) is arranged in parallel with the ceramic membrane (4); The top of cleaning scraper (57) is provided with the inclined plane that matches with mounting panel (55) end wall, mounting panel (55) are based on inclined plane extrusion cleaning scraper (57) slant downward displacement in order to paste ceramic membrane (4), when mounting panel (55) are towards cleaning scraper (57) mud scraping direction horizontal migration, paste ceramic membrane (4) downward in inclined plane cooperation extrusion cleaning scraper (57).
  2. 2. The surface treatment device for the flat ceramic membrane according to claim 1, wherein the cleaning module (5) further comprises a first vertical rod (51) and a swing arm (54), the side wall of the first vertical rod (51) is fixedly connected with a support rod (511), the support rod (511) is arranged in parallel with the mounting plate (55), one end of the swing arm (54) is hinged to the support rod (511), the other end of the swing arm is abutted to the cleaning scraper (57), the side wall of the second vertical rod (52) is fixedly connected with a sliding rod (53), the sliding rod (53) penetrates through the first vertical rod (51), and when the mounting plate (55) horizontally moves towards the mud scraping direction of the cleaning scraper (57), resistance is applied to the cleaning scraper (57) based on the swing arm (54).
  3. 3. The surface treatment device for the flat ceramic membrane according to claim 1, wherein a third spring (582) is sleeved on the third limiting rod (581), the third spring (582) is used for lifting the auxiliary block (58) to move upwards, and when the mounting plate (55) moves horizontally opposite to the mud scraping direction of the cleaning scraper (57), the third spring (582) lifts the auxiliary block (58) and the cleaning scraper (57) to move upwards so as to separate from the ceramic membrane (4).
  4. 4. The flat ceramic membrane surface treatment device according to claim 1, wherein the middle part of the concentrated cleaning box (1) is fixedly connected with a baffle plate (12), the installation box (2) is lapped on the baffle plate (12), the bottom of the concentrated cleaning box (1) is fixedly connected with a guide plate (14), the guide plate (14) is fixedly connected with a filter plate (15), one side of the bottom of the concentrated cleaning box (1) is communicated with a circulating pipe (16), one side of the top of the concentrated cleaning box is communicated with a water outlet pipeline (13), when the cleaning module (5) cleans the ceramic membrane (4), the generated wastewater flows to the filter plate (15) at the bottom of the concentrated cleaning box (1) through two sides of the installation box (2), and after the wastewater is filtered, the wastewater is circularly guided into the water outlet pipeline (13) to flush the surface to be cleaned of the ceramic membrane (4).
  5. 5. The device for treating the surface of the flat ceramic membrane according to claim 3, wherein the cleaning module (5) further comprises a cleaning rod (56), the cleaning rod (56) is used for guiding disordered impurities on the surface of the filter plate (15) to perform concentrated stacking operation, one end of the cleaning rod (56) opposite to the second vertical rod (52) is fixedly connected with a connecting rod (563), and the connecting rod (563) penetrates through the second vertical rod (52); the other side of the centralized cleaning box (1) is provided with a sliding groove (11), and the cleaning rod (56) penetrates through the sliding groove (11).
  6. 6. The surface treatment device for the flat ceramic membrane according to claim 5, wherein an intermittent slag discharging unit is further arranged between the second vertical rod (52) and the cleaning rod (56), the intermittent slag discharging unit comprises an articulated arm (562) and a connecting arm (561), one end of the articulated arm (562) is articulated on the side wall of the second vertical rod (52), the other end of the articulated arm is articulated in the middle of the connecting arm (561), the second vertical rod (52) is fixedly connected with a short rod relative to the cleaning rod (56), the side wall of the short rod is fixedly connected with a fixed shaft relative to the connecting arm (561), the end part of the connecting arm (561) is provided with a waist round groove, the connecting rod (563) is in sliding fit with the fixed shaft on the second vertical rod (52) based on the waist round groove, a second spring (564) is sleeved on the connecting rod, and the second spring (564) is used for driving the cleaning rod (56) to reset; When the second vertical rod (52) slides to the two end edges of the sliding groove (11), the connecting arm (561) is contacted with the edges of the sliding groove (11) and is extruded, so that the waist round groove at the end part of the connecting arm (561) and the fixed shaft slide relatively, meanwhile, based on extrusion of the end part of the connecting arm (561), the cleaning rod (56) generates axial displacement, and when the second connecting rod (563) slides away from the end edges of the sliding groove (11), the second spring (564) drives the cleaning rod (56) to reset.
  7. 7. The flat ceramic membrane surface treatment device according to claim 1 is characterized in that the installation box (2) is rotationally connected with symmetrically arranged rotary clamping arms (23), the rotary clamping arms (23) are arranged at the inner included angle of the installation box (2), the side wall of the installation box (2) is provided with a yielding groove (21) corresponding to the rotary clamping arms (23), when the ceramic membrane (4) is inserted into the installation box (2) from outside to inside, the edges of the ceramic membrane (4) press the rotary clamping arms (23) to enable the rotary clamping arms (23) to be rotated from outside to inside to abut against the ceramic membrane (4).
  8. 8. The flat ceramic membrane surface treatment device according to claim 7, wherein the mounting box (2) is provided with a movable groove (22) adjacent to the abdication groove (21), the movable groove (22) is radially and slidably connected with an H-shaped rod (24), a first spring (25) is fixedly connected between the H-shaped rod (24) and the side wall of the movable groove (22), a clamping block (26) is fixedly connected on the H-shaped rod (24) through a first limiting rod (261), the first limiting rod (261) penetrates through the H-shaped rod (24), when the rotary clamping arm (23) rotates from outside to inside, the end part of the rotary clamping arm (23) presses the clamping block (26) to enable the clamping block (26) and the H-shaped rod (24) to slide in the movable groove (22), and after the rotary clamping arm (23) passes over the clamping block (26), the clamping block (26) is driven to reset through the first spring (25) to block the reset of the rotary clamping arm (23).
  9. 9. The surface treatment device for the flat ceramic membrane according to claim 8, wherein a clamping rod (27) is connected to the side wall of the mounting box (2) in a penetrating manner, and when the rotary clamping arm (23) rotates from outside to inside, the clamping rod (27) is extruded by the rotary clamping arm (23) to slide on the side wall of the mounting box (2), and the ceramic membrane (4) is extruded based on the clamping rod (27).
  10. 10. The surface treatment device for the flat ceramic membrane according to claim 9, wherein a plurality of partition plates (31) which are arranged in parallel at equal intervals are fixedly connected to the bearing plate (3), and the ceramic membrane (4) is borne on the partition plates (31).

Description

Flat ceramic membrane surface treatment device Technical Field The invention belongs to the technical field of ceramic membrane treatment, and particularly relates to a surface treatment device for a flat ceramic membrane. Background During the filtration process, the surface of the flat ceramic membrane can accumulate pollutants, and the flat ceramic membrane needs to be cleaned periodically to recover flux. In the prior art, two main stream cleaning modes are online cleaning and centralized offline cleaning. For concentrated cleaning, a scheme of arranging a plurality of ceramic membranes in parallel in a cleaning tank and cleaning by using a scraper or high-pressure water is often adopted. One chinese patent with publication No. CN112604505A discloses a flat ceramic membrane cleaning device and a method for using the same, including a base and a vertical plate, a feeding mechanism for intermittently conveying flat ceramic membranes is provided on the vertical plate, a mud scraping mechanism for cleaning filter mud on the flat ceramic membranes is provided on the feeding mechanism, the feeding mechanism is in transmission connection with the mud scraping mechanism, a reagent cleaning mechanism for back flushing the flat ceramic membranes is provided on the feeding mechanism, based on the above mechanism, automatic transfer of the flat ceramic membranes is realized, time and labor are saved, the working efficiency is improved, and the two modes of mud scraping and reagent cleaning are integrated, the number of devices is reduced, so as to manage, and the cleaning effect of the flat ceramic membranes is improved by the mud scraping mechanism and the reagent cleaning mechanism. However, such a centralized cleaning device still has a plurality of defects, including difficulty in adapting to the surface height difference of the multilayer film caused by the accumulated error of installation and the unevenness of the multilayer film, and uneven contact between the scraper and the film, incomplete cleaning or scratching of the film surface. To this end, the invention provides a surface treatment device for a flat ceramic membrane. Disclosure of Invention In order to overcome the deficiencies of the prior art, at least one technical problem presented in the background art is solved. The technical scheme adopted by the invention for solving the technical problems is that the surface treatment device for the flat ceramic membrane comprises a concentrated cleaning box and a mounting box arranged in the concentrated cleaning box, wherein a bearing plate is fixedly connected in the mounting box and is used for bearing a plurality of ceramic membranes which are arranged in parallel at equal intervals; The cleaning device comprises a ceramic membrane, a cleaning module, a first vertical rod, a second vertical rod, a mounting plate, a cleaning scraping plate and an auxiliary block, wherein the cleaning module is inserted into the centralized cleaning box and used for cleaning a surface to be cleaned of the ceramic membrane; the top of cleaning scraper is provided with the inclined plane that matches with mounting panel end wall, and the mounting panel is based on inclined plane extrusion cleaning scraper oblique downward displacement in order to paste tight ceramic membrane, and when the mounting panel was towards cleaning scraper mud scraping direction horizontal migration, was based on inclined plane cooperation extrusion cleaning scraper oblique downward and is pasted tight ceramic membrane. Preferably, the cleaning module further comprises a first vertical rod and a swing arm, wherein the side wall of the first vertical rod is fixedly connected with a supporting rod, the supporting rod is arranged in parallel with the mounting plate, one end of the swing arm is hinged to the supporting rod, the other end of the swing arm is abutted to the cleaning scraping plate, the side wall of the second vertical rod is fixedly connected with a sliding rod, the sliding rod penetrates through the first vertical rod, and when the mounting plate horizontally moves towards the mud scraping direction of the cleaning scraping plate, resistance is applied to the cleaning scraping plate based on the swing arm. Preferably, a third spring is sleeved on the third limiting rod and used for lifting the auxiliary block to move upwards, and when the mounting plate moves horizontally in the direction opposite to the mud scraping direction of the cleaning scraping plate, the third spring lifts the auxiliary block and the cleaning scraping plate to move upwards so as to separate from the ceramic membrane. Preferably, the middle part of the concentrated cleaning box is fixedly connected with a baffle, the mounting box is lapped on the baffle, the bottom of the concentrated cleaning box is fixedly connected with a guide plate, the guide plate is fixedly connected with a filter plate, one side of the bottom of the concentrated cleaning box is communic