Biomembrane reactor for biochemical treatment of wastewater

Abstract

The utility model belongs to the field of wastewater treatment, particularly relates to a wastewater biochemical treatment bio-membrane reactor, and aims to solve the problems that although a filter screen of existing equipment can be detached, impurities cannot be discharged and still stay in a pipeline, the following scheme is provided: the wastewater biochemical treatment bio-membrane reactor comprises a shell, a first water inlet pipe and a second water inlet pipe are fixedly communicated with the outer walls of the two sides of the shell respectively, the other end of the second water inlet pipe is fixedly communicated with a bio-membrane reactor body, a mounting groove is formed in the surface of the shell, a mounting plate is arranged in the mounting groove, a filter screen is fixedly arranged on the inner wall of the mounting plate, and a sliding groove and a discharging groove are formed in the outer walls of the two sides of the shell respectively. According to the utility model, the filter screen can be conveniently mounted and dismounted by people, the later maintenance is facilitated, filtered impurities can be discharged, the impurities are prevented from remaining in the shell, the filter screen can be cleaned, the filter screen is prevented from being blocked, and the maintenance period of the filter screen is prolonged.

Description

TECHNICAL FIELD

[0001] The utility model relates to wastewater treatment technical field especially relates to a wastewater biochemical treatment biological membrane reactor. BACKGROUND

[0002] The biological membrane reactor adds various fillers in the reactor, so that microorganisms can attach and grow, and form a biological structure similar to a membrane on the filler. This structure can efficiently treat sewage while maintaining high active sludge concentration, reducing the land occupation of sewage treatment facilities.

[0003] After searching, the patent with publication number CN218709603U discloses a biological membrane reactor for high-concentration industrial wastewater treatment. This device can filter wastewater, thereby improving the subsequent treatment effect of the biological membrane reactor on industrial wastewater. However, the following shortcomings exist during use:

[0004] 1. Although the above-mentioned device can disassemble the filter screen, it cannot discharge impurities, which still remain in the pipeline.

[0005] Therefore, we propose a wastewater biochemical treatment biological membrane reactor. UTILITY MODEL CONTENT

[0006] The utility model aims at solving the shortcomings in the prior art that the device can disassemble the filter screen but cannot discharge impurities, which still remain in the pipeline, and proposes a wastewater biochemical treatment biological membrane reactor.

[0007] To achieve the above-mentioned purpose, the utility model adopts the following technical solutions:

[0008] A wastewater biochemical treatment biological membrane reactor comprises:

[0009] A shell, two side outer walls of the shell are fixedly connected with a first water inlet pipe and a second water inlet pipe, respectively, the other end of the second water inlet pipe is fixedly connected with a biological membrane reactor body, a mounting groove is formed on the surface of the shell, a mounting plate is arranged in the mounting groove, a filter screen is fixedly arranged on the inner wall of the mounting plate, a sliding groove and a discharge groove are formed on the two side outer walls of the shell, respectively, and a same baffle is slidably connected between the sliding groove and the discharge groove; an electric push rod is fixedly arranged on the bottom of the shell, and the output shaft of the electric push rod is fixedly connected with the baffle;

[0010] A limiting mechanism is arranged on the surface of the shell and used for limiting the mounting plate;

[0011] A cleaning mechanism is arranged on the inner side of the shell and used for cleaning the filter screen.

[0012] In a possible design, the limiting mechanism comprises a U-shaped plate and a limiting groove; the U-shaped plate is fixed on the surface of the shell; a limiting block is slidingly connected between the two side inner walls of the U-shaped plate; a spring is fixed between the limiting block and the U-shaped plate; the limiting groove is formed in one side of the mounting plate; and one end of the limiting block is located in the limiting groove.

[0013] In a possible design, the cleaning mechanism comprises a horizontal rod, which is fixed between the two side inner walls of the shell; a rotating shaft is rotatably arranged on one side of the horizontal rod; two fan blades are fixed on one end of the rotating shaft; a scraping plate is fixed on the other end of the rotating shaft; and cleaning cotton is fixed on the side of the scraping plate close to the filter screen.

[0014] In a possible design, a triangular plate is fixed on the side inner wall of the shell, and the side of the baffle is provided with an inclined surface.

[0015] In a possible design, sealing grooves are formed in the inner walls of the mounting groove, the sliding groove and the discharge groove, and sealing rings are fixed in the sealing grooves.

[0016] In a possible design, a handle is fixed on the top end of the mounting plate.

[0017] In use, wastewater enters the shell from the first water inlet pipe, is filtered by the filter screen, enters the second water inlet pipe, and then enters the biological membrane reactor body for treatment; meanwhile, under the impact of the wastewater, the fan blades are driven to rotate, the rotating shaft and the scraping plate are driven to rotate, and the cleaning cotton on the scraping plate is used to clean the surface of the filter screen, so that the filter screen is prevented from being blocked and the maintenance period is prolonged.

[0018] When the filter screen is maintained, the limiting block is moved out of the limiting groove, the mounting plate is taken out of the mounting groove, the filter screen is maintained, the mounting plate is placed into the mounting groove again, the limiting block is loosened, and the spring pushes the limiting block into the limiting groove to limit the mounting plate again.

[0019] When the impurities are cleaned, the electric push rod is started, the electric push rod drives the baffle to move, the baffle is separated from the discharge groove, the impurities are manually cleaned, the electric push rod is started again, the electric push rod drives the baffle to reset and block the discharge groove.

[0020] The wastewater biochemical treatment biological membrane reactor has the advantages that the installation, dismounting, maintenance and cleaning of the filter screen are facilitated.

[0021] The wastewater biochemical treatment biological membrane reactor has the advantages that the impurities filtered out can be discharged, and the impurities are prevented from remaining in the shell.

[0022] The utility model discloses a wastewater biochemical treatment biological membrane reactor can be installed and disassembled to the filter screen of people, and the late maintenance is convenient, can discharge the impurity that filters, avoids the impurity remaining in the shell, can clean the filter screen, avoids the filter screen block, prolongs the maintenance cycle of filter screen.

[0023] The utility model discloses can conveniently install and disassemble to the filter screen of people, and the late maintenance is convenient, can discharge the impurity that filters, avoids the impurity remaining in the shell, can clean the filter screen, avoids the filter screen block, prolongs the maintenance cycle of filter screen. BRIEF DESCRIPTION OF DRAWINGS

[0024] Fig. 1 A three-dimensional structure schematic view of the wastewater biochemical treatment biological membrane reactor is provided for the utility model;

[0025] Fig. 2 A shell internal structure schematic view of the wastewater biochemical treatment biological membrane reactor is provided for the utility model;

[0026] Fig. 3 A shell cross section structure schematic view of the wastewater biochemical treatment biological membrane reactor is provided for the utility model.

[0027] In the drawing: 1, shell, 2, first water inlet pipe, 3, second water inlet pipe, 4, biological membrane reactor main body, 5, installation groove, 6, mounting plate, 7, filter screen, 8, limit slot, 9, U-shaped plate, 10, limit block, 11, spring, 12, sliding slot, 13, discharge slot, 14, sealing ring, 15, baffle, 16, electric push rod, 17, triangular plate, 18, cross bar, 19, pivot, 20, fan blade, 21, scraper. DETAILED DESCRIPTION

[0028] The technical scheme in the embodiments of the utility model will be described clearly and completely in combination with the drawings in the embodiments of the utility model, and apparently, the described embodiments only are a part of the embodiments of the utility model, not all the embodiments.

[0029] Embodiment 1: refer to Figs. 1-3 A biological membrane reactor, comprising:

[0030] The shell 1, the two side outer walls of the shell 1 are respectively fixedly connected with a first water inlet pipe 2 and a second water inlet pipe 3, the other end of the second water inlet pipe 3 is fixedly connected with a biofilm reactor body 4, the structure and principle of the biofilm reactor body 4 are the same as those of the patent with the publication number CN218709603U, therefore, the structure and principle will not be described again, a mounting groove 5 is formed in the surface of the shell 1, a mounting plate 6 is arranged in the mounting groove 5, a filter screen 7 is fixedly arranged on the inner wall of the mounting plate 6, which is used for preliminarily filtering the wastewater entering the shell 1 and removing large-particle impurities in the wastewater, a sliding groove 12 and a discharge groove 13 are respectively formed in the two side outer walls of the shell 1, the same baffle 15 is slidably connected between the sliding groove 12 and the discharge groove 13, the baffle 15 can slide in the sliding groove 12 and the discharge groove 13 to close or open the discharge groove 13, an electric push rod 16 is fixedly arranged at the bottom of the shell 1, the output shaft of the electric push rod 16 is fixedly connected with the baffle 15, and the baffle 15 can slide in the sliding groove 12 and the discharge groove 13 by controlling the extension and retraction of the electric push rod 16;

[0031] The limiting mechanism is arranged on the surface of the shell 1 and is used for limiting the mounting plate 6, the limiting mechanism comprises a U-shaped plate 9 and a limiting groove 8, the U-shaped plate 9 is fixedly arranged on the surface of the shell 1, a limiting block 10 is slidably connected between the two side inner walls of the U-shaped plate 9, a spring 11 is fixedly arranged between the limiting block 10 and the U-shaped plate 9, and the limiting groove 8 is formed in one side of the mounting plate 6. When the mounting plate 6 is inserted into the mounting groove 5, one end of the limiting block 10 is clamped into the limiting groove 8 under the pushing of the spring 11, so that the limiting of the mounting plate 6 is realized. When it is needed to disassemble the mounting plate 6, the limiting block 10 is moved to be separated from the limiting groove 8, and then the mounting plate 6 can be taken out from the mounting groove 5;

[0032] The cleaning mechanism is arranged on the inner side of the shell 1 and is used for cleaning the filter screen 7, the cleaning mechanism comprises a horizontal rod 18, the horizontal rod 18 is fixedly arranged between the two side inner walls of the shell 1, a rotating shaft 19 is rotatably arranged on one side of the horizontal rod 18, two fan blades 20 are fixedly arranged on one end of the rotating shaft 19, a scraping plate 21 is fixedly arranged on the other end of the rotating shaft 19, and cleaning cotton is fixedly arranged on the side of the scraping plate 21 close to the filter screen 7. When the wastewater enters the shell 1 from the first water inlet pipe 2, the fan blades 20 are impacted to drive the rotating shaft 19 to rotate, and then the scraping plate 21 and the cleaning cotton are driven to rotate to clean the filter screen 7.

[0033] The application can be applied to the field of wastewater treatment and other fields applicable to the application.

[0034] Embodiment 2: An improved wastewater biochemical treatment biofilm reactor based on embodiment 1, which is applied to the field of wastewater treatment;

[0035] In another aspect of the embodiment, the side inner wall of the shell 1 is fixed with a triangular plate 17, and the side of the baffle 15 is provided with an inclined surface, which can guide the impurities to be discharged, and facilitate the cleaning of the impurities.

[0036] In another aspect of the embodiment, the inner walls of the mounting groove 5, the sliding groove 12 and the discharge groove 13 are all provided with sealing grooves, and the sealing grooves are all fixed with sealing rings 14, which can improve the sealing performance between the components and avoid the wastewater from flowing out.

[0037] In another aspect of the embodiment, the top end of the mounting plate 6 is fixed with a handle, which can facilitate the mounting and dismounting of the mounting plate 6.

[0038] However, as known by those skilled in the art, the working principle and wiring method of the electric push rod 16 are common, which belong to conventional means or common general knowledge, and will not be described here. Those skilled in the art can make any selection or arrangement according to their needs or convenience.

[0039] The above is only a preferred specific embodiment of the present application, but the protection scope of the present application is not limited thereto. Any person skilled in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered by the protection scope of the present application.

Claims

1. A biofilm reactor for wastewater biochemical treatment, characterized in that, include: The shell (1) has a first water inlet pipe (2) and a second water inlet pipe (3) fixedly connected to the outer walls on both sides. The other end of the second water inlet pipe (3) is fixedly connected to the main body of the biofilm reactor (4). The surface of the shell (1) is provided with an installation groove (5). An installation plate (6) is provided in the installation groove (5). A filter screen (7) is fixedly provided on the inner wall of the installation plate (6). A sliding groove (12) and a discharge groove (13) are provided on the outer walls on both sides of the shell (1). The same baffle (15) is slidably connected between the sliding groove (12) and the discharge groove (13). An electric push rod (16) is fixedly provided at the bottom of the shell (1). The output shaft of the electric push rod (16) is fixed to the baffle (15). A limiting mechanism is provided on the surface of the housing (1) for limiting the mounting plate (6); A cleaning mechanism is provided inside the housing (1) for cleaning the filter screen (7).

2. The wastewater biofilm reactor according to claim 1, characterized in that, The limiting mechanism includes a U-shaped plate (9) and a limiting groove (8). The U-shaped plate (9) is fixed on the surface of the housing (1). A limiting block (10) is slidably connected between the inner walls of the two sides of the U-shaped plate (9). A spring (11) is fixed between the limiting block (10) and the U-shaped plate (9). The limiting groove (8) is opened on one side of the mounting plate (6). One end of the limiting block (10) is located in the limiting groove (8).

3. A biofilm reactor for wastewater biochemical treatment according to claim 2, characterized in that, The cleaning mechanism includes a crossbar (18), which is fixed between the inner walls of the two sides of the housing (1). A rotating shaft (19) is rotatably passed through one side of the crossbar (18). Two fan blades (20) are fixed at one end of the rotating shaft (19), and a scraper (21) is fixed at the other end of the rotating shaft (19). Cleaning cotton is fixed on the side of the scraper (21) near the filter screen (7).

4. A biofilm reactor for wastewater biochemical treatment according to claim 3, characterized in that, A triangular plate (17) is fixedly provided on one side of the inner wall of the housing (1), and an inclined surface is provided on one side of the baffle (15).

5. A biofilm reactor for wastewater biochemical treatment according to claim 4, characterized in that, The inner walls of the mounting groove (5), the sliding groove (12) and the discharge groove (13) are all provided with sealing grooves, and sealing rings (14) are fixed in the sealing grooves.

6. A biofilm reactor for wastewater biochemical treatment according to claim 5, characterized in that, A handle is fixed to the top of the mounting plate (6).

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