Device for efficiently removing heavy metals in wastewater

Abstract

The utility model belongs to the technical field of extraction devices, and particularly relates to a device for efficiently removing heavy metals in wastewater, which comprises a treatment box, a partition plate is fixedly mounted in the middle of an inner cavity of the treatment box, a reverse osmosis membrane is movably mounted on the inner side of the partition plate, a booster pump is fixedly mounted on one side of the treatment box, and a filter box is fixedly mounted at the top of the treatment box; through the arrangement of the treatment box and the arrangement of the reverse osmosis membrane in the treatment box, when the closed space is properly pressurized, liquid has selective permeability, so that heavy metal impurities in wastewater and water are subjected to a separation reaction, and purified water enters a bottom cavity of the treatment box through the reverse osmosis membrane; heavy metal substances in the wastewater remain on the partition plate of the treatment box, the wastewater is filtered for the first time by the filter screen in the filter box before entering the treatment box, and heavy metal ions in the wastewater are adsorbed to the surface of activated carbon through the arrangement of the activated carbon filter plate and the utilization of the large specific surface area and the adsorption performance of the activated carbon.

Description

Technical Field

[0001] The utility model relates to the technical field of extraction devices, in particular to a device for efficiently removing heavy metals from waste water. Background Art

[0002] Heavy metals refer to metals with a specific gravity greater than five, including gold, silver, copper, iron, lead, etc. When heavy metals accumulate to a certain extent in the human body, they will cause chronic poisoning. The relative density is 4.5g / cm 3 The above metals are called heavy metals.

[0003] For example, a device for extracting heavy metals from metallurgical wastewater with publication number CN212425499U includes a tower body, a main shaft is rotatably sleeved inside the tower body, a plurality of partitions are equidistantly rotatably sleeved on the outer wall of the main shaft, the outer wall of the partition is fixedly sleeved with the tower body, a discharge hole is provided on the side of the upper surface of the partition, a sealing plate is cross-equidistantly fixedly connected to the outer wall of the main shaft, the bottom of the sealing plate is fitted with the partition, a plurality of annular grooves are equidistantly provided on the inner wall of the tower body, a bearing frame is provided on the partition, the outer wall of the bearing frame is slidably sleeved with the groove, a filter is fixedly connected to the inner wall of the bearing frame, a sealing leather pad is fixedly connected to the inside of the filter, and the inner wall of the sealing leather pad is fitted with the main shaft. The utility model utilizes the setting method of the tower body, and the wastewater can be subjected to one-step metal ion extraction on the partition inside the tower body, and the wastewater on different partitions can be subjected to synchronous extraction of different ions, thereby improving the metal ion extraction efficiency of the wastewater.

[0004] However, based on the working principle proposed in the above patent, the applicant believes that although the above device can improve the metal ion efficiency to a certain extent, in actual use, the above device only uses a filter to treat heavy metals, lacks effective separation ability, and is easy to affect the treatment quality of heavy metals when used.

[0005] Therefore, in view of the above problems, a device for efficiently removing heavy metals in wastewater is proposed. Utility Model Content

[0006] The technical problem to be solved by the utility model is that the prior art lacks the disadvantage of effective separation capability for heavy metals. For this reason, we propose a device for efficiently removing heavy metals from wastewater.

[0007] The technical solution adopted by the utility model to solve its technical problems is: a device for efficiently removing heavy metals from wastewater, comprising a treatment box; a partition is fixedly installed in the middle part of the inner cavity of the treatment box, a reverse osmosis membrane is movably installed on the inner side of the partition, a booster pump is fixedly installed on one side of the treatment box, a filter box is fixedly installed on the top of the treatment box, clamps are fixedly installed on the upper and lower sides of the filter box, an activated carbon filter plate is movably installed inside the upper clamp, an ion exchange resin filter plate is movably installed inside the lower clamp, and pull plates are fixedly connected to the outer sides of the activated carbon filter plate and the ion exchange resin filter plate.

[0008] Preferably, a liquid pump is fixedly installed on the other side of the processing box, and a hose is fixedly connected to the inner side of the liquid pump.

[0009] Preferably, a liquid outlet pipe is fixedly installed on the outer side of the liquid pump, and a control valve is fixedly installed on the top of the liquid outlet pipe.

[0010] Preferably, a liquid inlet pump is fixedly installed on the top of the filter box, and a liquid inlet flange is fixedly connected to the top of the liquid inlet pump.

[0011] Preferably, a glass window is provided on the back of the treatment box, and clean water pipes are fixedly installed on both sides of the bottom of the treatment box.

[0012] Preferably, an operation panel is fixedly mounted on the front of the processing box, a control button is arranged on the front of the operation panel, and a cushion block is fixedly mounted on the bottom of the processing box.

[0013] The beneficial effects of the utility model are:

[0014] 1. The utility model is provided with a treatment box, and a reverse osmosis membrane is provided inside the treatment box. When the enclosed space is appropriately pressurized, the liquid has selective permeability, so that the heavy metal impurities and water in the wastewater undergo separation reaction, and the clean water enters the bottom cavity of the treatment box through the reverse osmosis membrane, while the heavy metal substances in the wastewater remain on the partition of the treatment box, and before the wastewater enters the treatment box, it will first be filtered by the filter net inside the filter box. Through the setting of the activated carbon filter plate, the large specific surface area and adsorption performance of the activated carbon are utilized to adsorb the heavy metal ions in the wastewater onto the surface of the activated carbon. Through the setting of the ion exchange resin filter plate, the functional groups on its surface can undergo chemical adsorption reaction with the heavy metal ions in the water, thereby realizing double-layer treatment of the heavy metals inside the wastewater, greatly improving the treatment quality of the heavy metals in the wastewater.

[0015] 2. The utility model is convenient for extracting the treated heavy metal residual liquid out of the box through the arrangement of the liquid extraction pump, is convenient for the user to control the liquid discharge speed of the heavy metal residual liquid through the arrangement of the liquid outlet pipe and the control valve, is convenient for the user to guide the wastewater into the interior of the overall treatment device through the arrangement of the liquid inlet pump, is convenient for the external connection of the pipeline for transmitting the wastewater through the arrangement of the liquid inlet flange, is convenient for the user to observe the capacity of the wastewater in the box through the arrangement of the glass window, is convenient for the user to externally observe the capacity of the wastewater in the box through the arrangement of the clean water pipe, is convenient for guiding the infiltrated clean water out of the box, is convenient for the user to form electrical control of the device through the arrangement of the operation panel and the control button, and is convenient for the user to enhance the standing stability of the overall box through the arrangement of the pad. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0017] Figure 1 It is a frontal perspective schematic diagram of the overall structure of the utility model;

[0018] Figure 2 It is a three-dimensional back view of the overall structure of the utility model;

[0019] Figure 3 It is a bottom-up stereoscopic schematic diagram of the overall structure of the utility model;

[0020] Figure 4 It is an enlarged schematic cross-sectional view of the processing box structure of the utility model;

[0021] Figure 5 It is an enlarged perspective schematic diagram of the cross-section of the filter box structure of the utility model.

[0022] In the figure: 1. treatment box; 2. partition; 3. reverse osmosis membrane; 4. booster pump; 5. filter box; 6. clamp; 7. activated carbon filter plate; 8. ion exchange resin filter plate; 9. pull plate; 10. liquid suction pump; 11. hose; 12. liquid outlet pipe; 13. control valve; 14. liquid inlet pump; 15. liquid inlet flange; 16. glass window; 17. water purification pipe; 18. operation panel; 19. control button; 20. pad. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] The following is combined with Figure 1-5 To further explain this application in detail,

[0025] The present application discloses a device for efficiently removing heavy metals from wastewater. Figure 4 and Figure 5 A device for efficiently removing heavy metals from wastewater comprises a treatment box 1; a partition plate 2 is fixedly installed in the middle part of the inner cavity of the treatment box 1, a reverse osmosis membrane 3 is movably installed on the inner side of the partition plate 2, a booster pump 4 is fixedly installed on one side of the treatment box 1, a filter box 5 is fixedly installed on the top of the treatment box 1, and clamps 6 are fixedly installed on the upper and lower sides of the filter box 5, an activated carbon filter plate 7 is movably installed inside the upper clamp plate 6, an ion exchange resin filter plate 8 is movably installed inside the lower clamp plate 6, and a pull plate 9 is fixedly connected to the outer sides of the activated carbon filter plate 7 and the ion exchange resin filter plate 8; a reverse osmosis membrane 3 is arranged inside the treatment box 1, and when the enclosed space is appropriately pressurized, the liquid The body has selective permeability, so that the heavy metal impurities in the wastewater and water can undergo separation reaction, and the clean water enters the bottom cavity of the treatment box 1 through the reverse osmosis membrane 3, while the heavy metal substances in the wastewater remain on the partition 2 of the treatment box 1, and before the wastewater enters the treatment box 1, it will first be filtered by the filter net inside the filter box 5, and the heavy metal ions in the wastewater are adsorbed onto the surface of the activated carbon through the activated carbon filter plate 7 using the large specific surface area and adsorption performance of the activated carbon, and the functional groups on the surface of the ion exchange resin filter plate 8 can undergo chemical adsorption reaction with the heavy metal ions in the water, thereby realizing double-layer treatment of the heavy metals inside the wastewater, greatly improving the treatment quality of the heavy metals in the wastewater.

[0026] Reference Figure 2 and Figure 4 A liquid extraction pump 10 is fixedly installed on the other side of the treatment box 1, and a hose 11 is fixedly connected to the inner side of the liquid extraction pump 10; the liquid extraction pump 10 is used to extract the treated heavy metal residual liquid out of the box.

[0027] Reference Figure 1 and Figure 3 A liquid outlet pipe 12 is fixedly installed on the outside of the liquid pump 10, and a control valve 13 is fixedly installed on the top of the liquid outlet pipe 12; the liquid outlet pipe 12 and the control valve 13 facilitate the user to control the liquid outlet speed of the heavy metal residual liquid.

[0028] Reference Figure 1 and Figure 2 A liquid inlet pump 14 is fixedly installed on the top of the filter box 5, and a liquid inlet flange 15 is fixedly connected to the top of the liquid inlet pump 14; the liquid inlet pump 14 is used to guide the wastewater into the overall treatment device, and the liquid inlet flange 15 is used to connect an external pipeline for transmitting the wastewater.

[0029] Reference Figure 1 and Figure 3 A glass window 16 is provided on the back of the treatment box 1, and clean water pipes 17 are fixedly installed on both sides of the bottom of the treatment box 1; the glass window 16 is convenient for the user to observe the capacity of the wastewater in the box from the outside, and the clean water pipes 17 are convenient for guiding the infiltrated clean water out of the box.

[0030] Reference Figure 2 and Figure 3 An operation panel 18 is fixedly installed on the front of the processing box 1, a control button 19 is arranged on the front of the operation panel 18, and a cushion block 20 is fixedly installed on the bottom of the processing box 1; the operation panel 18 and the control button 19 facilitate the user to form electrical control over the device, and the cushion block 20 facilitates the enhancement of the standing stability of the entire box.

[0031] Working principle: When the device is used, it is first connected to the pipeline for transmitting wastewater through the liquid inlet flange 15, and the wastewater is guided into the filter box 1 through the liquid inlet pump 14. The activated carbon filter plate 7 in the filter box 5 utilizes the large specific surface area and adsorption performance of the activated carbon to adsorb the heavy metal ions in the wastewater onto the surface of the activated carbon. The functional groups on the surface of the ion exchange resin filter plate 8 can undergo chemical adsorption reaction with the heavy metal ions in the water. After the wastewater is filtered, it naturally enters the treatment box 1. A reverse osmosis membrane 3 is arranged inside the treatment box 1. When the enclosed space is appropriately pressurized, the liquid has selective permeability, so that the heavy metal impurities in the wastewater and the water undergo separation reaction. The clean water enters the bottom cavity of the treatment box 1 through the reverse osmosis membrane 3, and the heavy metal substances in the wastewater remain on the partition 2 of the treatment box 1. The filter box 5 and the treatment box 1 form a double-layer treatment for the heavy metals inside the wastewater, which greatly improves the treatment quality of the heavy metals in the wastewater.

[0032] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.

Claims

1. A device for efficiently removing heavy metals from wastewater, characterized in that: The invention comprises a treatment box (1); a partition (2) is fixedly installed in the middle part of the inner cavity of the treatment box (1); a reverse osmosis membrane (3) is movably installed on the inner side of the partition (2); a booster pump (4) is fixedly installed on one side of the treatment box (1); a filter box (5) is fixedly installed on the top of the treatment box (1); clamps (6) are fixedly installed on the upper and lower sides of the filter box (5); an activated carbon filter plate (7) is movably installed inside the upper clamp (6); an ion exchange resin filter plate (8) is movably installed inside the lower clamp (6); and a pull plate (9) is fixedly connected to the outer sides of the activated carbon filter plate (7) and the ion exchange resin filter plate (8).

2. The device for efficiently removing heavy metals from wastewater according to claim 1, characterized in that: A liquid extraction pump (10) is fixedly installed on the other side of the processing box (1), and a hose (11) is fixedly connected to the inner side of the liquid extraction pump (10).

3. The device for efficiently removing heavy metals from wastewater according to claim 2, characterized in that: A liquid outlet pipe (12) is fixedly mounted on the outside of the liquid pump (10), and a control valve (13) is fixedly mounted on the top of the liquid outlet pipe (12).

4. The device for efficiently removing heavy metals from wastewater according to claim 1, characterized in that: A liquid inlet pump (14) is fixedly installed on the top of the filter box (5), and a liquid inlet flange (15) is fixedly connected to the top of the liquid inlet pump (14).

5. The device for efficiently removing heavy metals from wastewater according to claim 1, characterized in that: A glass window (16) is provided on the back of the treatment box (1), and clean water pipes (17) are fixedly installed on both sides of the bottom of the treatment box (1).

6. The device for efficiently removing heavy metals from wastewater according to claim 1, characterized in that: An operation panel (18) is fixedly mounted on the front of the processing box (1), a control button (19) is arranged on the front of the operation panel (18), and a cushion block (20) is fixedly mounted on the bottom of the processing box (1).

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