Water supply and drainage sewage pretreatment device

Abstract

The utility model relates to the technical field of sewage treatment, and particularly discloses a water supply and drainage sewage pretreatment device which comprises an installation box, an installation plate is fixedly arranged in the installation box, a plurality of treatment frames are fixedly arranged on the installation plate in a penetrating mode, the treatment frames are cylindrical, and filtering mechanisms are arranged in the treatment frames. A plurality of through holes are formed in the mounting plate, adsorption assemblies are arranged in the through holes, a water inlet assembly is arranged at the top of the mounting box, and a water outlet assembly is arranged at the bottom of the mounting plate; according to the sewage treatment device, the treatment frame, the filter screen, the first filter cloth and the second filter cloth are matched for use, sewage is filtered, filtered impurities stay on the connecting block, the impurities in the device can be conveniently taken out and cleaned, the filter screen can be conveniently cleaned, maintained and replaced, meanwhile, the filter screen is vertically arranged, and the filter screen is convenient to maintain and replace. Impurities are prevented from being accumulated on the filter screen, the filter screen is prevented from being blocked, and use is convenient.

Description

TECHNICAL FIELD

[0001] The utility model belongs to sewage treatment technical field, concretely relates to a water supply and drainage sewage pretreatment device. BACKGROUND

[0002] Sewage treatment is the process that the sewage reaches the water quality requirement of being discharged into a water body or reused, and sewage treatment is widely applied in building, agriculture, traffic, energy, petrochemical, environmental protection, city landscape, medical treatment, catering and other fields, and more and more enters the daily life of ordinary people.

[0003] The impurities in the water supply and drainage sewage need to be filtered, and the impurities filtered by the existing treatment device will be accumulated on the filter screen after use, so that the device is blocked, and the overall filtering treatment effect is affected. UTILITY MODEL CONTENT

[0004] The utility model discloses a water supply and drainage sewage pretreatment device, and the impurities filtered are cleaned, the filter screen is prevented from being blocked by impurities, and the device is convenient to use.

[0005] In order to realize the above-mentioned purpose, the utility model provides the following technical scheme:

[0006] A water supply and drainage sewage pretreatment device, comprising: a mounting box, a mounting plate is fixedly arranged in the mounting box, a plurality of treatment frames are fixedly arranged on the mounting plate, the treatment frame is in a cylindrical shape and is internally provided with a filtering mechanism, a plurality of through openings are formed in the mounting plate, an adsorption assembly is arranged in the through opening, a water inlet assembly is arranged at the top of the mounting box, and a water outlet assembly is arranged at the bottom of the mounting plate.

[0007] The filtering mechanism comprises a filter screen arranged in the treatment frame, the filter screen is in a circular ring shape, a first filter cloth is fixedly sleeved in the filter screen, a second filter cloth is fixedly sleeved on the outer wall of the filter screen, a plurality of water outlets are formed in the treatment frame, and a connecting assembly is arranged at the bottom of the filter screen.

[0008] Preferably, the connecting assembly comprises a connecting block fixedly arranged at the bottom of the filter screen, the connecting block is threadedly connected between the outer wall of the connecting block and the inner wall of the treatment frame, and an installation block is fixedly arranged at the bottom of the connecting block.

[0009] Preferably, the adsorption assembly comprises an installation groove formed in the top of the through opening, a fixed plate is fixedly arranged in the installation groove through a limiting assembly, an installation opening is formed in the fixed plate, and an activated carbon adsorption plate is fixedly arranged on the inner wall of the installation opening.

[0010] Preferably, the limiting assembly comprises two opposite movable grooves formed in the inner side wall of the mounting groove, a clamping block is slidably arranged on the inner side wall of the movable groove, a first spring is fixedly arranged between the clamping block and the inner side wall of the movable groove, a clamping groove matched with the clamping block is formed on the top of the side of the fixed plate close to the clamping block, and the clamping block is inserted into the clamping groove.

[0011] Preferably, a supporting block is slidably arranged on the inner side wall of the mounting groove, the top of the supporting block is in abutting contact with the bottom of the fixed plate, a second spring is fixedly arranged on the bottom of the supporting block, and the bottom of the second spring is fixedly arranged on the inner side wall of the mounting groove.

[0012] Preferably, the water inlet assembly comprises a water inlet pipe, a plurality of connecting pipes are fixedly arranged on the outer side wall of the water inlet pipe, the bottoms of the connecting pipes are respectively fixedly arranged on the tops of the corresponding plurality of treatment frames through the mounting box, and the connecting pipes are arranged directly above the filter screen.

[0013] Preferably, the water outlet assembly comprises a plurality of water outlet pipes matched with the plurality of through holes, the tops of the water outlet pipes are fixedly connected with the bottom of the mounting plate, a water outlet tank is fixedly arranged on the inner bottom of the mounting box, the bottoms of the water outlet pipes are fixedly arranged on the top of the water outlet tank, a water pump is fixedly arranged on the inner bottom of the water outlet tank, a water outlet pipe is fixedly arranged on the water outlet of the water pump, and the top of the water outlet pipe penetrates through the water outlet tank and the mounting box and extends outward.

[0014] Compared with the prior art, the device has the following beneficial effects:

[0015] (1) The cooperation of the treatment frame, the filter screen, the first filter cloth and the second filter cloth can filter the sewage, so that the impurities filtered out are retained on the connecting block, the filter screen is vertically arranged to prevent the impurities from being accumulated on the filter screen and avoid the filter screen from being blocked, the cooperation of the connecting block and the mounting block makes the filter screen easy to be installed and dismounted, after the device is used, the connection of the filter screen and the connecting block facilitates the removal of the impurities in the device for cleaning, the filter screen is convenient to clean, maintain and replace, and the device is convenient to use.

[0016] (2) The setting and use of the fixed plate and the activated carbon adsorption plate can filter and adsorb the fine impurities and peculiar smell in the filtered sewage again, improve the pretreatment effect of the sewage, and the setting and use of the limiting assembly make the fixed plate easy to be installed and dismounted, so that the activated carbon adsorption plate can be replaced regularly, and the device is convenient to use. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is one of the perspective views of the device.

[0018] Figure 2 It is the second perspective view of the device.

[0019] Figure 3 It is a sectional view of the utility model;

[0020] Figure 4 It is Figure 3 The structure of A in the middle is enlarged view;

[0021] In the figure: 1, installation box; 2, mounting plate; 3, processing frame; 4, connecting block; 5, filter screen; 6, first filter cloth; 7, second filter cloth; 8, mounting block; 9, fixed plate; 10, activated carbon adsorption plate; 11, clamping block; 12, first spring; 13, supporting block; 14, second spring; 15, water inlet pipe; 16, connecting pipe; 17, sewer pipe; 18, water outlet tank; 19, water pump; 20, water outlet pipe. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the utility model will be apparently and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0023] Embodiment one:

[0024] Please refer to Figures 1-4 As shown in the figure, a water supply and drainage sewage pretreatment device, including: installation box 1, installation box 1 inside fixedly provided with mounting plate 2, a plurality of processing frames 3 are fixedly provided on mounting plate 2 and penetrate mounting plate 2, processing frame 3 is cylindrically arranged and is internally provided with a filtering mechanism, a plurality of through openings are formed in mounting plate 2, and an adsorption assembly is arranged in the through openings, a water inlet assembly is arranged on the top of installation box 1, and a water outlet assembly is arranged at the bottom of mounting plate 2;

[0025] The filtering mechanism includes a filter screen 5 arranged in the processing frame 3, the filter screen 5 is annularly arranged, a first filter cloth 6 is fixedly sleeved in the filter screen 5, and a second filter cloth 7 is fixedly sleeved on the outer wall of the filter screen 5, a plurality of water outlets are formed in the processing frame 3, and a connecting assembly is arranged at the bottom of the filter screen 5.

[0026] As can be seen from the above, sewage enters the processing frame 3 through the water inlet assembly, the sewage is filtered multiple times through the first filter cloth 6, the filter screen 5 and the second filter cloth 7, and then moves out of the processing frame 3 through the water outlets on the processing frame 3, the impurities filtered out are retained in the filter screen 5, the impurities are concentrated and collected through the filter screen 5 and the connecting block 4, the sewage is subjected to secondary filtration and adsorption treatment on the fine particles and peculiar smell in the sewage through the adsorption assembly through the through openings, the treatment effect on the sewage is improved, and then the sewage is discharged out of the installation box 1 through the water outlet assembly, thereby completing the pretreatment of the sewage.

[0027] Specifically, with reference to the above connecting assembly, as shown in Figure 3 and Figure 4 shown, the connecting assembly includes a connecting block 4 fixedly arranged at the bottom of the filter screen 5, the connecting block 4 is threadedly connected between the outer side wall of the connecting block 4 and the inner side wall of the processing frame 3, and the bottom of the connecting block 4 is fixedly arranged with a mounting block 8.

[0028] As can be seen from the above, by using the threaded connection of the connecting block 4 and the processing frame 3, the connecting block 4 and the processing frame 3 can be connected and disassembled by rotating the mounting block 8, thereby facilitating the installation and disassembly of the filter screen 5. After use, the impurities inside the filter screen 5 can be treated by removing the connecting block 4 and the filter screen 5, thereby facilitating the cleaning and maintenance of the filter screen 5 and avoiding the blockage of the filter screen 5, which affects the use.

[0029] Specifically, with reference to the above adsorption assembly, as shown in Figure 3 and Figure 4 shown, the adsorption assembly includes a mounting slot opened at the top of the through hole, a fixed plate 9 is fixedly arranged in the mounting slot by a limiting assembly, the fixed plate 9 is provided with a mounting port, and the inner side wall of the mounting port is fixedly provided with an activated carbon adsorption plate 10.

[0030] The limiting assembly includes two movable grooves oppositely arranged in the mounting slot, a clamping block 11 is slidably arranged in the inner side wall of the movable groove, a first spring 12 is fixedly arranged between the clamping block 11 and the inner side wall of the movable groove, and a clamping groove matched with the clamping block 11 is opened at the top of the side of the fixed plate 9 close to the clamping block 11, and the clamping block 11 is inserted into the clamping groove.

[0031] A supporting block 13 is slidably arranged in the inner side wall of the mounting slot, the top of the supporting block 13 abuts against the bottom of the fixed plate 9, a second spring 14 is fixedly arranged at the bottom of the supporting block 13, and the bottom of the second spring 14 is fixedly arranged on the inner side wall of the mounting slot.

[0032] As can be seen from the above, the fine particles and odors in the sewage are adsorbed and filtered by the activated carbon adsorption plate 10, the fixed plate 9 and the mounting slot are easily installed and disassembled by the clamping of the clamping block 11 and the clamping groove, thereby facilitating the replacement of the activated carbon adsorption plate 10, and the fixed plate 9 is lifted by the supporting block 13 when the clamping block 11 is separated from the clamping groove, thereby facilitating the removal of the fixed plate 9 from the mounting slot and facilitating the disassembly.

[0033] Example two:

[0034] Reference Figure 1 and Figure 3As shown, the water inlet assembly comprises a water inlet pipe 15, a plurality of connecting pipes 16 are fixedly arranged on the outer side wall of the water inlet pipe 15, the bottom of each of the plurality of connecting pipes 16 penetrates the installation box 1 and is fixedly arranged at the top of the corresponding plurality of treatment frames 3, and the connecting pipe 16 is arranged directly above the filter screen 5.

[0035] As known from the above, the plurality of connecting pipes 16 are arranged to facilitate the introduction of sewage into the plurality of treatment frames 3, so that the plurality of treatment frames 3 can filter the sewage at the same time, thereby improving the sewage treatment efficiency and facilitating use.

[0036] Preferably, the water outlet assembly comprises a plurality of drain pipes 17 matched with the plurality of through holes, the top of each of the plurality of drain pipes 17 is fixedly connected with the bottom of the mounting plate 2, a water outlet tank 18 is fixedly arranged at the bottom in the installation box 1, the bottom of each of the plurality of drain pipes 17 is fixedly arranged at the top of the water outlet tank 18, a water pump 19 is fixedly arranged at the bottom in the water outlet tank 18, a water outlet pipe 20 is fixedly arranged at the water outlet of the water pump 19, and the top of the water outlet pipe 20 penetrates the water outlet tank 18 and the installation box 1 and extends outward.

[0037] As known from the above, the water pump 19 is a prior art and will not be described herein, the plurality of drain pipes 17 are arranged to facilitate the introduction of treated sewage into the water outlet tank 18, and the water pump 19 and the water outlet pipe 20 are arranged to facilitate the discharge of the treated sewage out of the installation box 1 for subsequent processing.

[0038] Although the embodiments of the present application have been shown and described, it should be understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A water supply and drainage sewage pretreatment device, characterized by, Include: The installation box (1) is internally fixedly provided with an installation plate (2), a plurality of processing frames (3) are fixedly provided on the installation plate (2), the processing frames (3) are cylindrically arranged and internally provided with a filtering mechanism, a plurality of through openings are formed in the installation plate (2), and an adsorption assembly is arranged in the through opening. The filtering mechanism comprises a filter screen (5) arranged in the processing frame (3), the filter screen (5) is arranged in a circular ring shape, a first filter cloth (6) is fixedly sleeved in the filter screen (5), a second filter cloth (7) is fixedly sleeved on the outer side wall of the filter screen (5), a plurality of water outlets are formed in the processing frame (3), and a connecting assembly is arranged at the bottom of the filter screen (5).

2. The water supply and drainage sewage pretreatment device according to claim 1, characterized in that: The connecting assembly comprises a connecting block (4) fixedly arranged at the bottom of the filter screen (5), the connecting block (4) is threadedly connected between the outer side wall of the connecting block (4) and the inner side wall of the processing frame (3), and the connecting block (4) is fixedly provided with a mounting block (8) at the bottom.

3. The water supply and drainage sewage pre-treatment device according to claim 1, characterized in that: The adsorption assembly comprises a mounting groove formed in the top of the through opening, a fixed plate (9) is fixedly arranged in the mounting groove through a limiting assembly, an installation opening is formed in the fixed plate (9), and an activated carbon adsorption plate (10) is fixedly arranged on the inner side wall of the installation opening.

4. The water supply and drainage sewage pre-treatment device according to claim 3, characterized in that: The limiting assembly comprises two opposite movable grooves formed in the mounting groove, a clamping block (11) is slidably arranged in the movable groove, a first spring (12) is fixedly arranged between the clamping block (11) and the inner side wall of the movable groove, a clamping groove matched with the clamping block (11) is formed in the top of the side of the fixed plate (9) close to the clamping block (11), and the clamping block (11) is inserted into the clamping groove.

5. The water supply and drainage sewage pre-treatment device according to claim 3, characterized in that: A supporting block (13) is slidably arranged on the inner side wall of the mounting groove, the top of the supporting block (13) is in abutting contact with the bottom of the fixed plate (9), a second spring (14) is fixedly arranged at the bottom of the supporting block (13), and the bottom of the second spring (14) is fixedly arranged on the inner side wall of the mounting groove.

6. The water supply and drainage sewage pre-treatment device according to claim 1, characterized in that: The water inlet assembly comprises a water inlet pipe (15), a plurality of connecting pipes (16) are fixedly arranged on the outer side wall of the water inlet pipe (15), the bottoms of the plurality of connecting pipes (16) penetrate the installation box (1) and are fixedly arranged at the tops of the corresponding plurality of processing frames (3), and the connecting pipes (16) are arranged directly above the filter screen (5).

7. The water supply and drainage sewage pre-treatment device according to claim 1, characterized in that: The water outlet assembly comprises a plurality of water outlet pipes (17) matched with the plurality of through openings, the tops of the plurality of water outlet pipes (17) are fixedly connected with the bottom of the installation plate (2), a water outlet tank (18) is fixedly arranged at the bottom in the installation box (1), the bottoms of the plurality of water outlet pipes (17) are fixedly arranged at the top of the water outlet tank (18), a water pump (19) is fixedly arranged at the bottom in the water outlet tank (18), a water outlet pipe (20) is fixedly arranged at the water outlet of the water pump (19), and the top of the water outlet pipe (20) penetrates the water outlet tank (18) and the installation box (1) and extends outward.

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