Treatment tank for purifying heavy metal sewage

Abstract

The utility model discloses a treatment pond for purifying heavy metal sewage, which relates to the technical field of heavy metal sewage treatment and comprises a treatment pond, the treatment pond comprises a precipitation layer and a scum layer, and the precipitation layer is arranged below the scum layer; the collecting tank is arranged on one side of the bottom of the treatment tank; the scum tank is arranged on one side of the treatment tank; the scraping plate is movably mounted in the treatment tank; the circulating conveying belt is used for driving the scraping plate to do circulating motion along the periphery of the side wall in the treatment tank. Through the integrated design of the treatment pond, the collection pond and the scum pond, the occupied area is saved, and the problems that the occupied area of a plurality of treatment ponds is large, and the construction cost is high when heavy metal sewage with small water volume is treated are solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to heavy metal sewage treatment technical field, especially a kind of treatment pool of heavy metal sewage purification. BACKGROUND

[0002] Heavy metal wastewater treatment refers to the process of removing heavy metals in heavy metal wastewater and recycling or harmless treatment.

[0003] Heavy metal wastewater treatment method includes chemical precipitation, ion exchange method, membrane separation method etc., in the treatment process, sludge and dregs will be produced, in actual operation, sludge and dregs produced in the reaction process of water body are usually removed in different treatment pools, and multiple treatment pools occupy large area, for small water volume heavy metal wastewater treatment, cause resource waste. UTILITY MODEL CONTENT

[0004] The utility model mainly aims at providing a kind of treatment pool of heavy metal sewage purification, the integration design of treatment pool, collection pool and dregs pool saves floor area, can effectively solve the problem in background art.

[0005] To achieve the above-mentioned purpose, the utility model provides a kind of treatment pool of heavy metal sewage purification, including treatment pool, collection pool, dregs pool, scraper and circulating transmission belt;

[0006] The treatment pool includes sedimentation layer and dregs layer, and the sedimentation layer is arranged below the dregs layer.

[0007] The collection pool is arranged at one side of the bottom of the treatment pool.

[0008] The dregs pool is arranged at one side of the treatment pool.

[0009] The scraper is movably installed in the treatment pool.

[0010] The circulating transmission belt is used to drive the scraper to make circular motion along the peripheral wall in the treatment pool.

[0011] On the basis of the above technical scheme, the utility model can also be improved as follows.

[0012] Further, one side of the collection pool is provided with a sludge discharge port.

[0013] Further, a partition is arranged between the treatment pool and the collection pool, and the partition is rotatably installed in the treatment pool.

[0014] Further, a water baffle is arranged between the treatment pool and the dregs pool.

[0015] Further, the scraper is provided with a plurality of scrapers, and the plurality of scrapers are arranged on the circulating transmission belt.

[0016] Further, the scraper is arranged in L shape, one right angle end of the scraper is fixedly connected with the circulating conveying belt, and a water leakage hole is arranged on the other right angle end of the scraper.

[0017] The treatment pool for purifying heavy metal sewage has the following advantages.

[0018] 1、The continuous movement of the scraper and the circulating conveying belt ensures the timely cleaning of the precipitate and the dregs, and improves the treatment efficiency.

[0019] 2、The integrated design of the treatment pool, the collecting pool and the dregs pool saves the floor area and reduces the construction cost.

[0020] The above description is only a summary of the technical scheme of the utility model, in order to more clearly understand the technical means of the utility model, and the utility model can be implemented according to the content of the specification, the following detailed description of the preferred embodiments of the utility model and the accompanying drawings are as follows. The specific implementation of the utility model is given in detail by the following embodiments and the accompanying drawings. BRIEF DESCRIPTION OF DRAWINGS

[0021] The accompanying drawings described herein are used to provide a further understanding of the utility model, constitute a part of the present application, the schematic embodiments of the utility model and the description thereof are used to explain the utility model, and do not constitute undue limitation on the utility model. In the drawings:

[0022] Fig. 1 It is a whole structure schematic view of the treatment pool for purifying heavy metal sewage provided by the utility model.

[0023] Fig. 2 It is a structure schematic view of the baffle in the treatment pool for purifying heavy metal sewage provided by the utility model.

[0024] Fig. 3 It is a structure schematic view of the scraper in the treatment pool for purifying heavy metal sewage provided by the utility model.

[0025] In the drawing: 1, treatment pool;2, precipitate layer;3, dregs layer;4, collecting pool;5, dregs pool;6, scraper;7, circulating conveying belt;8, sludge discharge port;9, baffle;10, water retaining block;11, water leakage hole. DETAILED DESCRIPTION

[0026] The following combines the accompanying Figs. 1-3The principles and features of the present application are described, the examples are used to explain the present application, and are not intended to limit the scope of the present application. In the following paragraphs, the present application is described in more detail with reference to the accompanying drawings. The advantages and features of the present application will be more apparent from the following description and claims. It should be noted that the drawings are greatly simplified and use non-precise proportions, only to facilitate, clearly, and assist in explaining the purpose of the present application embodiments.

[0027] It should be noted that when a component is referred to as being "fixed" to another component, it can be directly on the other component or there can be intervening components. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or there can be intervening components. When a component is referred to as being "disposed" on another component, it can be directly on the other component or there can be intervening components. The terms "vertical", "horizontal", "left", "right", and similar expressions used herein are for illustrative purposes only.

[0028] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used in the description of the application herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used herein, the term "and / or" includes any and all combinations of one or more of the associated listed items.

[0029] As shown in Figs. 1-3 The present application provides a treatment pool for purifying heavy metal sewage, comprising a treatment pool 1, a collection pool 4, a dross pool 5, a scraper 6 and a circulating conveyor belt 7.

[0030] The treatment pool 1 comprises a sedimentation layer 2 and a dross layer 3, the sedimentation layer 2 is arranged below the dross layer 3, the sedimentation layer 2 is used for depositing heavy metal particles and other solid impurities in sewage, and the dross layer 3 is used for collecting dross, oil stains and light impurities floating on the water surface.

[0031] The collecting pool 4 is arranged at one side of the bottom of the treatment pool 1, the design depth and the inclination angle of the collecting pool 4 can be adjusted according to the actual treatment requirement, so as to optimize the sediment collection effect, one side of the collecting pool 4 is provided with a sludge discharge port 8, the sludge discharge port 8 is used for periodically discharging the accumulated sludge and heavy metal precipitate collected in the collecting pool 4 in the sediment layer 2, a partition plate 9 is arranged between the treatment pool 1 and the collecting pool 4, the partition plate 9 is rotatably installed in the treatment pool 1, the partition plate 9 adjusts the angle by an electric mode, when the scraper 6 drives the sludge to flow from the treatment pool 1 to the collecting pool 4, the partition plate 9 is in an inclined state, so as to facilitate the control of the flow direction of the sludge, when the collecting pool 4 completes the sludge collection, the partition plate 9 rotates to a horizontal state, so as to avoid the backflow of the sludge in the collecting pool 4 to the treatment pool 1;

[0032] The floating slag pool 5 is arranged at one side of the treatment pool 1, the floating slag pool 5 is used for collecting floating slag, a water blocking block 10 is arranged between the treatment pool 1 and the floating slag pool 5, the water blocking block 10 blocks the water in the treatment pool 1, the height of the water blocking block 10 can be adjusted to adapt to the floating slag collection requirement of different water levels;

[0033] The scraper 6 is movably installed in the treatment pool 1, a plurality of scrapers 6 are arranged, the plurality of scrapers 6 are arrayed on the circulating transmission belt 7, the scraper 6 is arranged in an L shape, one right angle end of the scraper 6 is fixedly connected with the circulating transmission belt 7, a water leakage hole 11 is arranged on the other right angle end of the scraper 6, the design of the water leakage hole 11 ensures the flow of the water in the treatment pool 1 during the pushing process of the scraper 6;

[0034] The circulating transmission belt 7 is used for driving the scraper 6 to make a circulating movement along the peripheral wall of the treatment pool 1, the circulating transmission belt 7 is driven by a motor, the running speed can be adjusted to adapt to different treatment requirements;

[0035] When the scraper 6 moves in the floating slag layer 3, the scraper 6 pushes the floating slag in the floating slag layer 3 into the floating slag pool 5, when the scraper 6 moves in the sediment layer 2, the scraper 6 pushes the bottom mud in the sediment layer 2 into the collecting pool 4, through the cooperation of the scraper 6 and the circulating transmission belt 7, the continuous cleaning of the precipitate and the floating slag is realized, the treatment efficiency is improved, and the problem of large occupied area caused by the treatment of the precipitate and the floating slag in multiple treatment pools and the waste of resources is avoided.

[0036] The working principle is as follows:

[0037] The sewage containing heavy metals enters the treatment tank 1, the heavy metal particles and other solid impurities are settled to the bottom of the tank due to gravity, forming sludge, the scum, oil stains and light impurities float to the scum layer 3, forming scum, the circulating transmission belt 7 is driven by the motor, the scraper 6 is driven to make a circulating movement along the outer periphery of the side wall of the treatment tank 1, when the scraper 6 moves in the scum layer 3, the scum is pushed into the scum tank 5, when the scraper 6 moves in the sediment layer 2, the sludge is pushed into the collection tank 4, the cooperation of the scraper 6 and the circulating transmission belt 7 realizes the continuous cleaning of the sediment and the scum, improves the treatment efficiency, the separation and cleaning of the sediment and the scum can be completed simultaneously through one treatment tank 1, the problem that multiple treatment tanks 1 are needed in the traditional method is avoided, and the land area and resources are saved.

[0038] The above is only a preferred embodiment of the present application, and does not limit the present application in any form; any person skilled in the art can easily implement the present application according to the drawings and the above description; however, any equivalent changes, modifications and evolutions made by those skilled in the art within the scope of the technical scheme of the present application, using the disclosed technical content, are equivalent embodiments of the present application; at the same time, any equivalent changes, modifications and evolutions made according to the essential technology of the present application are still within the protection scope of the technical scheme of the present application.

Claims

1. A treatment tank for purifying heavy metal wastewater, characterized in that, include: The treatment tank (1) includes a sedimentation layer (2) and a scum layer (3), wherein the sedimentation layer (2) is disposed below the scum layer (3); Collection pool (4), the collection pool (4) is located on one side of the bottom of the treatment pool (1); Scum pool (5), the scum pool (5) is located on one side of the treatment pool (1); Scraper (6), said scraper (6) is movably installed inside the treatment tank (1); A circulating conveyor belt (7) is used to drive the scraper (6) to circulate along the outer periphery of the side wall within the treatment pool (1).

2. The treatment tank for purifying heavy metal wastewater according to claim 1, characterized in that, The collection pool (4) is provided with a sludge discharge port (8) on one side.

3. The treatment tank for purifying heavy metal wastewater according to claim 1, characterized in that, A partition (9) is provided between the treatment pool (1) and the collection pool (4), and the partition (9) is rotatably installed inside the treatment pool (1).

4. The treatment tank for purifying heavy metal wastewater according to claim 1, characterized in that, A water-blocking block (10) is provided between the treatment tank (1) and the scum tank (5).

5. The treatment tank for purifying heavy metal wastewater according to claim 1, characterized in that, The scraper (6) is provided in multiple manner, and the multiple scrapers (6) are arrayed on the circulating conveyor belt (7).

6. The treatment tank for purifying heavy metal wastewater according to claim 1, characterized in that, The scraper (6) is L-shaped, and one right-angle end of the scraper (6) is fixedly connected to the circulating conveyor belt (7). The other right-angle end of the scraper (6) is provided with a water leakage hole (11).

Images