Device for removing heavy metals in industrial wastewater

Abstract

The utility model provides a heavy metal removal device for industrial wastewater, and relates to the technical field of wastewater heavy metal removal. A through pipe hole is formed in the lower end of the right end of the wastewater purification tank; and three bearing plates are fixedly mounted at the upper end of the wastewater purification tank. Compared with a traditional heavy metal removal method, use of the activated carbon is more environmentally friendly, use of chemical reagents is avoided, secondary pollution is reduced, the nano-particle activated carbon can react with heavy metal ions more quickly, higher removal efficiency is achieved, the three sets of nano-particle activated carbon can adsorb heavy metal in industrial wastewater layer by layer, and the heavy metal removal efficiency is improved. The zeolite can effectively adsorb heavy metal ions in water, so that the wastewater can reach the discharge standard, and the problems that the industrial wastewater contains a large amount of heavy metal, so that the heavy metal in the wastewater needs to be filtered and adsorbed layer by layer, and otherwise, the wastewater containing the heavy metal does not reach the standard and cannot be discharged outwards are solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to wastewater heavy metal removal technical field especially, relates to a kind of industrial wastewater heavy metal removal device. BACKGROUND

[0002] With the acceleration of industrialization, heavy metal pollution problem in industrial wastewater is increasingly serious. Heavy metals such as lead, mercury, cadmium, chromium, etc. not only cause great harm to the ecological environment, but also pose a threat to human health. Traditional wastewater treatment methods, such as chemical precipitation, adsorption and electrolysis, etc. can remove heavy metals to some extent, but due to high treatment cost, complex operation and possible secondary pollution, their widespread application is limited. Therefore, it is particularly important to develop an efficient, economical and easy-to-operate industrial wastewater heavy metal removal device, and to study and develop porous nano materials (such as nanoparticle activated carbon, modified diatomite) to improve the adsorption efficiency of heavy metal ions and enhance the selective adsorption capacity of the adsorbent surface for specific heavy metal ions.

[0003] During use, the removal device needs to filter and adsorb heavy metals in wastewater layer by layer, otherwise wastewater containing heavy metals cannot be discharged if it does not meet the standards. SUMMARY

[0004] The disclosed embodiment relates to an industrial wastewater heavy metal removal device, which has a large specific surface area and abundant pore structure, which enables it to effectively adsorb heavy metal ions in wastewater. Nanoparticle activated carbon can be used multiple times, thereby reducing treatment cost. This regeneration process can restore its adsorption capacity and prolong its service life. Compared with traditional heavy metal removal methods, the use of activated carbon is more environmentally friendly, avoiding the use of chemical reagents and reducing secondary pollution. Nanoparticle activated carbon can react faster with heavy metal ions to achieve higher removal efficiency. The three groups of nanoparticle activated carbon will adsorb heavy metals in industrial wastewater layer by layer, and zeolite will also effectively adsorb heavy metal ions in water, so that wastewater can meet discharge standards.

[0005] In the first aspect of the present disclosure, an industrial wastewater heavy metal removal device is provided, specifically comprising: a wastewater purification tank; a through pipe hole is formed in the lower end of the right end of the wastewater purification tank; three bearing plates are fixedly installed on the upper end of the wastewater purification tank, and the structures of the three bearing plates are consistent; a through circular hole is formed in the middle of the bearing plate; two through bolts are rotatably inserted into the two ends of the bearing plate respectively;

[0006] The lower end of the bottom of the bearing plate is slidingly installed with an adsorption net bag, and the adsorption net bag is uniformly provided with nanoparticles activated carbon; the bottom of the adsorption net bag is fixedly installed with a stabilizing strip; the left side wall of the adsorption net bag is fixedly installed with a fixed frame, and the bottom of the fixed frame is uniformly provided with a leakage hole; the two ends of the upper end of the adsorption net bag are respectively fixedly installed with vertically upward guide rods;

[0007] The pipe hole at the right end of the wastewater purification tank is fixedly inserted with a penetrating discharge pipe, and the inner side wall of the discharge pipe is provided with threads; the right end of the discharge pipe is rotatably installed with a filter cartridge, and the annular side wall of the left end of the filter cartridge is provided with threads; the right side wall of the filter cartridge is provided with a circle of thread grooves; the annular side wall of the filter cartridge is fixedly installed with a positioning ring; the filter cartridge is fixedly installed with a circle of fixing rods; the inner cavity of the filter cartridge is fixedly installed with a filter screen; and the right side wall of the filter cartridge is fixedly installed with a screen plate, and a circle of penetrating screws are rotatably installed at the edge of the screen plate.

[0008] In at least some embodiments, the left end of the wastewater purification tank is fixedly installed with a penetrating water inlet pipe, and the bottom of the inner cavity of the wastewater purification tank is provided with three stable insertion slots.

[0009] In at least some embodiments, the two ends of the upper end of the wastewater purification tank are respectively provided with three stable notches, and two thread grooves are provided in the stable notches.

[0010] In at least some embodiments, the two ends of the bearing plate are respectively provided with penetrating guide holes, and a penetrating electric push rod is fixedly installed at the circular hole of the middle part of the bearing plate, and a connecting block is fixedly installed at the lower end of the electric push rod.

[0011] The industrial wastewater heavy metal removal device has the following beneficial effects:

[0012] In the removal device, the nanoparticles activated carbon has a large specific surface area and a rich pore structure, which enables it to effectively adsorb heavy metal ions in wastewater, and the nanoparticles activated carbon can be used multiple times, thereby reducing the treatment cost; the regeneration process can restore the adsorption capacity and prolong the service life; compared with the traditional heavy metal removal method, the use of activated carbon is more environmentally friendly, avoids the use of chemical reagents, reduces secondary pollution, the nanoparticles activated carbon can react with heavy metal ions more quickly to achieve higher removal efficiency, and the three groups of nanoparticles activated carbon can adsorb heavy metals in industrial wastewater layer by layer, and the zeolite can also effectively adsorb heavy metal ions in water, so that the wastewater can meet the discharge standard.

[0013] The nanoparticles activated carbon in the three adsorption net bags can adsorb the heavy metals layer by layer, then the electric push rod is pulled upward to pull the adsorption net bag and the fixed frame, the sundries on the fixed frame are removed, and the heavy metals adsorbed by the nanoparticles activated carbon in the adsorption net bag are also removed, through the adoption of multiple adsorption net bags, the layered adsorption of heavy metals can be realized, the removal efficiency is improved, and different types of heavy metals can be effectively captured. BRIEF DESCRIPTION OF DRAWINGS

[0014] In order to more clearly illustrate the technical scheme of the embodiments of the present application, the drawings of the embodiments will be briefly introduced below.

[0015] The drawings described in the following description only relate to some embodiments of the present application, and are not a limitation of the present application.

[0016] In the drawings:

[0017] Figure 1 A right front upper axial structure schematic view of the present application is shown;

[0018] Figure 2 A bearing plate partially disassembled structure schematic view of the present application is shown;

[0019] Figure 3 A discharge pipe partially disassembled structure schematic view of the present application is shown;

[0020] Figure 4 An explosion structure schematic view of the present application is shown.

[0021] LIST OF REFERENCE NUMERALS

[0022] 1, wastewater purification tank; 101, water inlet pipe; 102, stable slot; 103, stable notch; 2, bearing plate; 201, guide hole; 202, electric push rod; 203, connecting block; 204, adsorption net bag; 205, nanoparticle activated carbon; 206, stable bar; 207, fixed frame; 208, guide rod; 3, discharge pipe; 301, filter cartridge; 302, positioning ring; 303, fixed rod; 304, filter screen; 305, mesh plate. DETAILED DESCRIPTION

[0023] In order to make the purpose, technical scheme and advantages of the embodiments of the present application more clear, the technical scheme of the embodiments of the present application will be clearly and completely described below in combination with the drawings of the embodiments of the present application. Obviously, the described embodiments are part of the embodiments of the present application, rather than all the embodiments. Based on the described embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0024] Embodiment one: please refer to Figures 1 to 4 :

[0025] The utility model proposes an industry wastewater heavy metal removal device, include: wastewater purification pond 1, the lower extreme of wastewater purification pond 1 right end is equipped with the pipe hole that penetrates, the upper end fixed mounting of wastewater purification pond 1 has three bearing plates 2, and the structure of three bearing plates 2 is consistent, the middle part of bearing plate 2 is equipped with the round hole that penetrates, the both ends of bearing plate 2 are rotatably inserted with two through -going bolts respectively, the both ends of bearing plate 2 are equipped with the guide hole 201 that penetrates respectively, the round hole of bearing plate 2 middle part is fixed mounting and penetrates electric push rod 202, and the lower extreme fixed mounting of electric push rod 202 has the connecting block 203, the connecting block 203 is fixed mounting on the adsorption net bag 204, and the adsorption net bag 204 is slidably installed at the lower extreme of bearing plate 2 bottom, and the adsorption net bag 204 evenly has nano particle activated carbon 205, use electric push rod 202 to move adsorption net bag 204 downwards, when the adsorption net bag 204 bottom firm strip 206 will be inserted in firm slot 102, when the industrial wastewater flows right and flows through fixed frame 207, the sundries in wastewater will be blocked by the left side wall of adsorption net bag 204 and stay in fixed frame 207, and the heavy metal in wastewater will also be adsorbed by nano particle activated carbon 205, the nano particle activated carbon 205 in three adsorption net bags 204 will carry out layer by layer adsorption to the heavy metal of passing, then use electric push rod 202 to pull adsorption net bag 204 and fixed frame 207 upwards, the sundries of fixed frame 207 on the fishing is removed, and the heavy metal of nano particle activated carbon 205 adsorption in adsorption net bag 204 is also removed, when the heavy metal in industrial wastewater can be removed clean and convenient discharge, the bottom fixed mounting of adsorption net bag 204 has firm strip 206, firm strip 206 is inserted in firm slot 102, when wastewater impacts adsorption net bag 204, also will not move, the left side wall fixed mounting of adsorption net bag 204 has fixed frame 207, and the bottom of fixed frame 207 is evenly equipped with the perforation, the both ends of adsorption net bag 204 upper end are fixed mounting and have vertical upwards guide rod 208, guide rod 208 is slidably penetrated in guide hole 201, when adsorption net bag 204 slides up and down, guide rod 208 is limited by guide hole 201, adsorption net bag 204 can only slide up and down, prevent the deviation or inclination of adsorption net bag 204 when sliding up and down, adsorption net bag 204 can not fall steadily in the bottom of wastewater purification pond 1 inner chamber, the pipe hole of wastewater purification pond 1 right end is fixed and inserted and penetrates the drain pipe 3, and the inner side wall on drain pipe 3 is equipped with the screw thread.

[0026] The left end of the wastewater purification tank 1 is fixedly provided with a penetrating water inlet pipe 101, industrial wastewater enters the wastewater purification tank 1 through the water inlet pipe 101, three stable slots 102 are formed in the bottom of the inner cavity of the wastewater purification tank 1, three stable notches 103 are formed in the upper ends of the wastewater purification tank 1, two thread grooves are formed in the stable notches 103, the two ends of the bearing plate 2 are arranged in the stable notches 103 at the front and rear ends, the bolts on the two ends of the bearing plate 2 are rotatably arranged in the thread grooves of the stable notches 103, the bearing plate 2 is fixed and limited, and the bearing plate 2 will not move when it is touched, so that the bearing plate 2 can stably bear the electric push rod 202.

[0027] The right end of the discharge pipe 3 is rotatably provided with a filter cylinder 301, a thread is formed in the annular side wall of the left end of the filter cylinder 301, the thread on the filter cylinder 301 is rotatably arranged in the thread of the inner side wall of the discharge pipe 3, a thread groove is formed in the right side wall of the filter cylinder 301, a positioning ring 302 is fixedly arranged on the annular side wall of the filter cylinder 301, the positioning ring 302 is attached to the side wall of the discharge pipe 3, a plurality of fixed rods 303 are fixedly arranged on the filter cylinder 301, the fixed rods 303 on the filter cylinder 301 are rotated to detach the filter cylinder 301 from the discharge pipe 3, which facilitates cleaning the filter cylinder 301 or replacing the zeolite therein, a filter screen 304 is fixedly arranged in the inner cavity of the filter cylinder 301, the right end of the filter screen 304 in the filter cylinder 301 is arranged with the zeolite, and the zeolite is arranged between the filter screen 304 and a mesh plate 305, so that the zeolite cannot move out of the filter cylinder 301, the industrial wastewater in the wastewater purification tank 1 flows into the filter cylinder 301 from the discharge pipe 3, when the wastewater passes through the zeolite in the filter cylinder 301, the zeolite can adsorb the heavy metals in the wastewater again to completely remove the heavy metals in the wastewater, and the wastewater is discharged outward from the mesh plate 305, the mesh plate 305 is fixedly arranged on the right side wall of the filter cylinder 301, and a plurality of penetrating screws are rotatably arranged at the edge of the mesh plate 305, the screws on the mesh plate 305 are rotatably arranged in the thread grooves of the filter cylinder 301 to temporarily fix the mesh plate 305 on the filter cylinder 301.

[0028] In the embodiment two, on the basis of the embodiment one, as shown in Figure 1 and Figure 4 the two ends of the bearing plate 2 are arranged in the stable notches 103 at the front and rear ends, the bolts on the bearing plate 2 are removed, and then the two ends of the bearing plate 2 are fixedly welded or fixedly glued in the stable notches 103 to stably limit the bearing plate 2, so that the bearing plate 2 will not move when it is touched, the bolts cannot stably limit the bearing plate 2 due to loosening after long-term use, and the cost of parts is saved.

[0029] The working principle of the embodiment is as follows: when in use, the industrial wastewater enters the wastewater purification tank 1 through the water inlet pipe 101, and the adsorption net bag 204 is moved downward by using the electric push rod 202, at this time, the stable bar 206 at the bottom of the adsorption net bag 204 is inserted into the stable slot 102, when the industrial wastewater flows to the right through the fixed frame 207, the sundries in the wastewater are blocked by the left side wall of the adsorption net bag 204 and stay in the fixed frame 207, and the heavy metals in the wastewater are adsorbed by the nano-particle activated carbon 205, the nano-particle activated carbon 205 in the three adsorption net bags 204 can layer-by-layer adsorb the passing heavy metals, then the adsorption net bag 204 and the fixed frame 207 are pulled upward by using the electric push rod 202, the sundries collected on the fixed frame 207 are removed, and the heavy metals adsorbed by the nano-particle activated carbon 205 in the adsorption net bag 204 are also removed, at this time, the heavy metals in the industrial wastewater can be removed completely and discharged conveniently, the zeolite is arranged at the right end of the filter screen 304 in the filter cylinder 301, the zeolite is arranged between the filter screen 304 and the mesh plate 305, the industrial wastewater in the wastewater purification tank 1 flows into the filter cylinder 301 from the discharge pipe 3, when the wastewater passes through the zeolite in the filter cylinder 301, the zeolite can adsorb the heavy metals in the wastewater again, so that the heavy metals in the wastewater are completely removed, and the wastewater is discharged outward from the mesh plate 305.

[0030] In this paper, the following points need to be noted:

[0031] 1. The drawings of the embodiments of the present disclosure only relate to the structures involved in the embodiments of the present disclosure, and other structures can refer to the general design.

[0032] 2. In the case of no conflict, the embodiments of the present disclosure and the features in the embodiments can be combined to obtain new embodiments.

[0033] The above is only a specific implementation of the present disclosure, but the protection scope of the present disclosure is not limited thereto, any person skilled in the art can easily think of changes or replacements within the technical range disclosed by the present disclosure, which should be covered within the protection scope of the present disclosure. Therefore, the protection scope of the present disclosure should be subject to the protection scope of the claims.

Claims

1. An industrial wastewater heavy metal removal device comprising: The utility model provides waste water purification pond (1), waste water purification pond (1) right end's lower extreme is equipped with the pipe hole of passing through, characterized by, waste water purification pond (1) upper end fixed mounting has three bearing plates (2), and the structure on three bearing plates (2) is consistent, the middle part of bearing plate (2) is equipped with the round hole of passing through, and the both ends of bearing plate (2) are rotatably inserted with two through -going bolts respectively, the lower extreme of bearing plate (2) bottom is slidably installed with adsorption net bag (204), and adsorption net bag (204) evenly places nano particle activated carbon (205), the bottom of adsorption net bag (204) is fixedly installed with firm strip (206), and the bottom of fixed frame (207) is evenly equipped with the perforated hole of fixed frame (207) on the left side wall of adsorption net bag (204), and the both ends of adsorption net bag (204) upper end are fixedly installed with vertical upward guide rod (208) respectively, and the pipe hole of waste water purification pond (1) right end is fixedly inserted with the drain pipe (3) of passing through, and the inner side wall of drain pipe (3) is equipped with thread.

2. The industrial wastewater heavy metal removal device according to claim 1, characterized in that: The left end of the waste water purification pond (1) is fixedly installed with a through-going water inlet pipe (101), and the bottom of the inner cavity of the waste water purification pond (1) is provided with three stable insertion slots (102).

3. The industrial wastewater heavy metal removal device according to claim 1, characterized in that: The upper end of the waste water purification pond (1) is provided with three stable notches (103) at both ends, and two threaded grooves are formed in the stable notches (103).

4. The industrial wastewater heavy metal removal device of claim 1, wherein: The both ends of the bearing plate (2) are provided with through-going guide holes (201), and the round hole in the middle of the bearing plate (2) is fixedly installed with a through-going electric push rod (202), and the lower end of the electric push rod (202) is fixedly installed with a connecting block (203).

5. The industrial wastewater heavy metal removal device of claim 1, wherein: The right end of the drain pipe (3) is rotatably installed with a filter cartridge (301), and the annular side wall of the left end of the filter cartridge (301) is provided with a thread, and the right side wall of the filter cartridge (301) is provided with a ring of threaded grooves.

6. The industrial wastewater heavy metal removal device of claim 5, wherein: The annular side wall of the filter cartridge (301) is fixedly installed with a positioning ring (302), and the filter cartridge (301) is fixedly installed with a ring of fixed rods (303).

7. The industrial wastewater heavy metal removal device of claim 5, wherein: The inner cavity of the filter cartridge (301) is fixedly installed with a filter screen (304), and the right side wall of the filter cartridge (301) is fixedly installed with a screen plate (305), and a ring of through-going screws is rotatably installed at the edge of the screen plate (305).

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