Copper sulfate wastewater environment-friendly treatment device and treatment method

Abstract

The invention discloses an environment-friendly treatment device and method for copper sulfate wastewater. The treatment device comprises a bottom plate, supporting legs, a multifunctional water filtering unit, a multi-stage reactor and a nano material adsorption box, the multifunctional water filtering unit is used for preliminarily filtering wastewater to remove suspended solids and impurities, further precipitates can be formed in the preliminarily filtered wastewater in the multifunctional water filtering unit, the height position of the sucked wastewater can be changed, the wastewater treatment efficiency is improved, and the wastewater treatment cost is reduced. The wastewater sucked out by the multifunctional water filtering unit is fed into a multi-stage reactor, and chemicals are added to realize chemical reaction, so that the concentration of copper sulfate in the wastewater is reduced, and the treated wastewater is guided into a nano-material adsorption box from the multi-stage reactor; after harmful substances in the wastewater are adsorbed and removed by utilizing a nano material, the effluent is guided into the bioreactor, different pollutants in the copper sulfate wastewater can be treated step by step, and the comprehensive treatment capacity of the wastewater is remarkably improved.

Description

Technical Field

[0001] The invention relates to the technical field of wastewater treatment, and in particular to an environmentally friendly treatment device and method for copper sulfate wastewater. Background Art

[0002] Industrial wastewater refers to wastewater and waste liquid discharged during the production process, which contains industrial production materials, intermediate products, by-products and pollutants generated in the production process that are lost with the water. It is an important cause of environmental pollution, especially water pollution. With the continuous development of industrial production, the discharge of copper sulfate wastewater has increased year by year, causing serious pollution to the environment.

[0003] At present, Chinese patent application number: CN201720954760.5 discloses a novel copper sulfate wastewater treatment device, including a collecting tank, a water inlet pipe is provided on the left side of the collecting tank, the water inlet pipe is welded to the collecting tank, a reaction tank is provided in the middle of the collecting tank, a filter plate is provided at the lower part of the reaction tank, a CMF system is provided on the right side of the collecting tank, a disinfection tank is provided on the right side of the CMF system, a regulating valve is provided on the upper part of the disinfection tank, the regulating valve is connected to the disinfection tank by a thread, an outlet pipe is provided at the lower part of the disinfection tank, the outlet pipe is welded to the disinfection tank, an external baffle is provided on the upper part of the CMF system, the external baffle is welded to the CMF system, a system control panel is provided at the front of the CMF system, the system control panel is electrically connected to the CMF system, a pH adjustment tank is provided on the left side of the CMF system, a first water outlet is provided at the upper part of the lower side of the pH adjustment tank, and a second water outlet is provided at the lower part of the lower side of the pH adjustment tank.

[0004] However, in the process of treating copper sulfate wastewater in the prior art, a single treatment method is mostly used, which makes the treatment efficiency low and is prone to secondary pollution. In addition, after precipitation is generated during the treatment process, during the process of absorbing the wastewater, more precipitation is easily absorbed into the next treatment process along with the water flow, thereby reducing the treatment effect of the wastewater, thereby affecting the comprehensive treatment capacity of the wastewater. Summary of the invention

[0005] The purpose of the present invention is to provide a copper sulfate wastewater environmental protection treatment device and treatment method to solve the problems raised in the above background technology.

[0006] In order to achieve the above-mentioned purpose, the present invention adopts the following technical scheme: an environmental protection treatment device for copper sulfate wastewater, comprising a bottom plate, a support leg, a multifunctional water filtration unit, a multistage reactor and a nanomaterial adsorption box, wherein the bottom of the bottom plate is provided with a support leg, and the top side of the bottom plate is sequentially installed with a multifunctional water filtration unit, a multistage reactor and a nanomaterial adsorption box from left to right, the right side of the multifunctional water filtration unit is connected to the inside of the multistage reactor, the right side of the multistage reactor is connected to the inside of the nanomaterial adsorption box, the water outlet end of the nanomaterial adsorption box is connected to a bioreactor, and the water outlet end of the bioreactor is provided with a support leg. An artificial wetland is arranged to further absorb and transform harmful substances in the wastewater through the root system of plants. The multifunctional water filtration unit includes a bin body whose bottom is fixed to the bottom plate, a liquid inlet pipe penetrating through the upper left part of the bin body, a dosing pipe fixed to the left rear side of the top of the bin body, a bin cover structure arranged on the middle side of the top of the bin body, a filtering structure installed on the upper left side of the bin body, a slag blocking structure arranged on the middle and lower side of the bin body, a sewage pipe installed on the bottom side of the rear part of the bin body, and a liquid outlet structure arranged on the right side of the bin body. The right end of the liquid inlet pipe is located above the filtering structure, and the bottom of the liquid outlet structure is located above the slag blocking structure.

[0007] Preferably, the bin cover structure includes a first cover seat fixed to the bin body at the rear side, a first motor fastened to the right side of the first cover seat, a fan-shaped gear connected to the front output end of the first motor, a moving gear meshingly transmitted to the top side of the fan-shaped gear, a special-shaped rod coaxially rotating with the middle part of the front side of the moving gear, and a cover plate rotatably connected to the top side of the left end portion of the special-shaped rod, the moving gear is rotatably connected to the upper middle side of the first cover seat, the special-shaped rod is arranged on the front side of the first cover seat, and when the special-shaped rod is located at the bottom, the top side of the cover plate is flush with the top side of the bin body.

[0008] Preferably, a rectangular transparent window is embedded in the middle of the cover plate, a guide rod is rotatably connected to the left side of the rear portion of the cover plate, and the other end of the guide rod is rotatably connected to the bin body.

[0009] Preferably, the filtering structure includes a support frame fixed to the bin body at the rear side, two driving motors respectively installed on the left and right sides of the support frame, a protrusion connected to the outer output end of the driving motor, a push rod rotatably connected to the top of the outer side of the protrusion, a filter frame rotatably connected to the front end of the push rod, and a first elastic sheet and a second elastic sheet respectively arranged on the left and right sides of the filter frame, two of the first elastic sheet and the second elastic sheet are provided, and are respectively located on the front and rear sides of the filter frame, and the bottom sides of the first elastic sheet and the second elastic sheet are respectively fastened to the left and right sides of the support frame.

[0010] Preferably, the slag blocking structure includes a rectangular frame embedded in the middle and lower side of the bin body, a second cover seat fastened to the right side of the rectangular frame, a second motor fastened to the middle side of the second cover seat, a driving pulley connected to the bottom output end of the second motor, a conveyor belt transmission connected to the bottom of the driving pulley, a driven pulley transmission connected to the other side of the conveyor belt, a third cover seat wrapped around the outside of the driven pulley, a positioning block fastened to the right side of the front of the conveyor belt, a slide fastened to the top side of the positioning block, a folded filter rotatably connected to the left side of the slide, and two guide columns fixed on the front and rear sides of the rectangular frame, the middle side of the bottom of the driving pulley is rotatably connected to the second cover seat, the third cover seat is fixed to the left side of the rectangular frame, and the left side of the third cover seat is fastened to the bin body, the conveyor belt runs through the left and right sides of the rectangular frame, and the slide slides around the right side of the outer surface of the guide column.

[0011] Preferably, the folded filter is composed of two rotatably connected meshes, and three folded filters are provided, which are arranged in sequence and installed on the inner side of the rectangular frame.

[0012] Preferably, the liquid outlet structure includes an outer cylinder that is arranged through the upper right side of the interior of the warehouse body, an inner cylinder that is slidably connected to the bottom side of the outer cylinder, a fourth cover seat that is arranged at the bottom of the right side of the outer cylinder, a servo motor fastened to the inner side of the fourth cover seat, a screw connected to the output end of the bottom of the servo motor, an internal thread block threadedly connected to the outer surface of the screw, a shift block fixed to the outside of the internal thread block, and a cleaning component arranged on the bottom side of the inner cylinder, the right side of the fourth cover seat is fastened to the warehouse body, the screw penetrates and rotates on the middle side of the bottom of the fourth cover seat, the left side of the shift block is fastened to the inner cylinder, and the right side of the shift block is longitudinally slidably connected to the warehouse body.

[0013] Preferably, the cleaning component includes a fifth cover seat fastened to the bottom right side of the inner cylinder, a driving motor installed on the inner side of the fifth cover seat, a main gear connected to the bottom output end of the driving motor, a support frame wrapped around the upper and lower sides of the main gear, a gear ring meshing and transmitting on the left side of the main gear, and a scraper rod fastened to the right side of the gear ring, the right side of the support frame is fixed to the fifth cover seat, the gear ring is arranged on the left side of the support frame, and the top side of the scraper rod is connected to the bottom of the inner cylinder.

[0014] Preferably, the left side of the support frame is arc-shaped, and a through groove is opened in the middle of the left side of the arc-shaped structure, the scraper rod is arranged through the inner side of the through groove, the gear ring is slidably connected to the inner side of the arc-shaped structure, a circular mesh is arranged on the bottom side of the inner cylinder, and the top side of the scraper rod is in contact with the circular mesh.

[0015] In addition, the present invention also provides a treatment method using the above copper sulfate wastewater environmental protection treatment device, the treatment method comprising the following steps:

[0016] S1, introducing the copper sulfate wastewater into the multifunctional water filtration unit through the liquid inlet pipe;

[0017] S2. In the multifunctional water filtering unit, the wastewater is initially filtered using the filtering structure to remove suspended matter and impurities;

[0018] S3, the wastewater after preliminary filtration reacts with the lime, alum and polyaluminium chloride added at the dosing pipe to form further precipitation, the precipitate is shielded by the slag blocking structure, and the height of the wastewater suction position is changed by the liquid outlet structure to reduce the precipitation being sucked out by the liquid outlet structure;

[0019] S4, sending the wastewater sucked out by the liquid outlet structure into a multi-stage reactor, in which a chemical reaction is achieved by adding a reagent to reduce the concentration of copper sulfate in the wastewater;

[0020] S5, introducing the treated wastewater from the multi-stage reactor into a nanomaterial adsorption box, and using nanomaterials to adsorb and remove harmful substances in the wastewater;

[0021] S6, introducing the effluent from the nanomaterial adsorption box into a bioreactor, and utilizing the microorganisms in the bioreactor to further degrade harmful substances in the water;

[0022] S7. Finally, the effluent from the bioreactor is naturally treated through an artificial wetland, and the residual harmful substances in the wastewater are absorbed and transformed by the plant roots, thereby achieving wastewater purification.

[0023] Compared with the prior art, the present invention has the following beneficial effects:

[0024] The invention integrates a multifunctional water filtering unit, a multistage reactor and a nano material adsorption box. The multifunctional water filtering unit is used to preliminarily filter wastewater to remove suspended matter and impurities. The preliminarily filtered wastewater can be further precipitated by reacting lime, alum and polyaluminium chloride in the multifunctional water filtering unit. The height position of absorbing wastewater can be changed to improve the treatment efficiency of wastewater. The wastewater sucked out by the multifunctional water filtering unit is sent to the multistage reactor and a reagent is added to realize a chemical reaction to reduce the copper sulfate concentration in the wastewater. The treated wastewater is introduced from the multistage reactor into the nano material adsorption box. The nano material is used to adsorb and remove harmful substances in the wastewater, and then the effluent is introduced into the bioreactor. The microorganisms in the bioreactor are used to further degrade the harmful substances in the water. The residual harmful substances in the wastewater are then absorbed and transformed by the plant root system. Different pollutants in the copper sulfate wastewater can be treated step by step, and the comprehensive treatment capacity of the wastewater is significantly improved.

[0025] The right end portion of the liquid inlet pipe of the present invention is located above the filtering structure so as to filter the impurities. A rectangular transparent window is embedded in the middle side of the cover plate to facilitate observation of the interior. A guide rod is rotatably connected to the left side of the rear portion of the cover plate, and the other end of the guide rod is rotatably connected to the bin body, playing a role of auxiliary support to ensure the horizontality of the cover plate when it is lifted or closed. The bin cover structure can be easily opened to facilitate cleaning of impurities filtered on the filtering structure. The bottom of the liquid outlet structure is located above the slag blocking structure, and under the action of the slag blocking structure, it has a certain blocking effect on the precipitated impurities, and the height position of the water absorption of the liquid outlet structure can be adjusted, thereby reducing the problem of the precipitate being sucked out by the liquid outlet structure, thereby ensuring the purification effect of the wastewater.

[0026] The present invention has two first elastic sheets and two second elastic sheets, which are respectively located at the front and rear sides of the filter frame. Under the action of the driving motor, the protruding sheet drives the push rod to swing back and forth, so that under the action of the push rod, the filter frame swings in the front and rear directions under the support of the first elastic sheet and the second elastic sheet, thereby avoiding the accumulation of impurities in the same position when filtering impurities and affecting the filtering effect of wastewater.

[0027] The left side of the pad frame of the present invention is arc-shaped, and a through groove is opened in the middle of the left side of the arc-shaped structure. The scraper rod is arranged through the inner side of the through groove to facilitate the change of position of the scraper rod after the action. The gear ring is slidably connected to the inner side of the arc-shaped structure. A circular mesh is arranged on the bottom side of the inner cylinder, and the top side of the scraper rod is in contact with the circular mesh, so that the gear ring drives the scraper rod to rotate to clean the circular mesh on the bottom side of the inner cylinder to prevent blockage and affect the discharge efficiency of wastewater. BRIEF DESCRIPTION OF THE DRAWINGS

[0028] Figure 1 It is a structural schematic diagram of the present invention;

[0029] Figure 2 It is a structural schematic diagram of the multifunctional water filtration unit of the present invention;

[0030] Figure 3 It is a schematic diagram of the structure inside the warehouse of the present invention;

[0031] Figure 4 It is a structural schematic diagram of the bin cover structure of the present invention;

[0032] Figure 5 It is a rear view structural schematic diagram of the connection between the cover plate and the guide rod of the present invention;

[0033] Figure 6 It is a structural schematic diagram of the impurity filtering structure of the present invention;

[0034] Figure 7 For the present invention Figure 6 Left view of

[0035] Figure 8 A bottom view of the slag retaining structure of the present invention;

[0036] Fig. 9 It is a structural schematic diagram of the liquid outlet structure of the present invention;

[0037] Fig.10 It is a schematic diagram of the structure of the cleaning component of the present invention;

[0038] Fig.11 It is a schematic structural diagram of the connection between the main gear, the cushion frame and the gear ring of the present invention.

[0039] In the figure: bottom plate 1, support foot 2, multifunctional water filter unit 3, multi-stage reactor 4, nano material adsorption box 5, bin body 31, liquid inlet pipe 32, dosing pipe 33, bin cover structure 34, impurity filtering structure 35, slag blocking structure 36, sewage pipe 37, liquid outlet structure 38, first cover seat 341, first motor 342, sector gear 343, moving gear 344, special-shaped rod 345, cover plate 346, guide rod 3461, support frame 351, drive motor 352, convex piece 353, push rod 354, filter frame 355, first elastic piece 356, second elastic piece 357 , rectangular frame -361, second cover seat -362, second motor -363, driving pulley -364, conveyor belt -365, driven pulley -366, third cover seat -367, positioning block -368, slide -369, folded filter -3610, guide column -3611, outer cylinder -381, inner cylinder -382, fourth cover seat -383, servo motor -384, screw -385, internal thread block -386, shift block -387, cleaning component -388, fifth cover seat -3881, drive motor -3882, main gear -3883, cushion frame -3884, gear ring -3885, scraper rod -3886. DETAILED DESCRIPTION

[0040] In order to further explain the technical solution of the present invention, it is described in detail below through specific embodiments.

[0041] See also Figure 1The present invention provides an environmentally friendly treatment device for copper sulfate wastewater, comprising a bottom plate 1, a support leg 2, a multifunctional water filtration unit 3, a multistage reactor 4 and a nano material adsorption box 5. The bottom of the bottom plate 1 is provided with a support leg 2, and the top side of the bottom plate 1 is sequentially installed with the multifunctional water filtration unit 3, the multistage reactor 4 and the nano material adsorption box 5 from left to right. The right side of the multifunctional water filtration unit 3 is connected with the inside of the multistage reactor 4, and the right side of the multistage reactor 4 is connected with the inside of the nano material adsorption box 5. The water outlet end of the nano material adsorption box 5 is connected with a bioreactor, and the water outlet end of the bioreactor is provided with an artificial wetland. The wastewater is preliminarily filtered by the multifunctional water filtration unit 3 to remove suspended matter and impurities, and the multifunctional water filtration unit 3 can be used to filter the wastewater. The wastewater after preliminary filtration in the water filtration unit 3 is further precipitated by the reaction of lime, alum and polyaluminium chloride, and the height position of the wastewater absorption can be changed to improve the treatment efficiency of the wastewater. The wastewater absorbed by the multifunctional water filtration unit 3 is sent to the multi-stage reactor 4 and a reagent is added to realize a chemical reaction to reduce the concentration of copper sulfate in the wastewater. The treated wastewater is introduced from the multi-stage reactor 4 into the nano material adsorption box 5, and the harmful substances in the wastewater are adsorbed and removed by the nano material, and then the effluent is introduced into the bioreactor, and the harmful substances in the water are further degraded by the microorganisms in the bioreactor, and the residual harmful substances in the wastewater are absorbed and transformed by the plant root system, thereby achieving the purification of the wastewater.

[0042] See also Figure 1 , Figure 2 and Figure 3 The present invention provides an environmental protection treatment device for copper sulfate wastewater. The multifunctional water filtering unit 3 includes a bin body 31 whose bottom is fixed to a bottom plate 1, a liquid inlet pipe 32 penetrating and arranged at the upper left part of the bin body 31, a dosing pipe 33 fixed at the left rear side of the top of the bin body 31, so that lime, alum and polyaluminium chloride agents can be added through the dosing pipe 33, a bin cover structure 34 arranged at the middle side of the top of the bin body 31, and a filter structure 35 installed at the upper left part of the bin body 31. The bin cover structure 34 can be opened conveniently to facilitate the filtering of the filter structure 35. Impurities are cleaned by a slag blocking structure 36 arranged on the middle and lower side of the bin body 31, a sewage pipe 37 installed on the bottom side of the rear part of the bin body 31, and a liquid outlet structure 38 arranged on the right side of the bin body 31. The right end of the liquid inlet pipe 32 is located above the filtering structure 35, and the bottom of the liquid outlet structure 38 is located above the slag blocking structure 36. Under the action of the slag blocking structure 36, the precipitated impurities are blocked to a certain extent, and the height position of the water absorption of the liquid outlet structure 38 can be adjusted to reduce the problem of the liquid outlet structure 38 sucking out the precipitate.

[0043] See also Figure 2 , Figure 3 , Figure 4 and Figure 5The present invention provides an environmental protection treatment device for copper sulfate wastewater, wherein the bin cover structure 34 comprises a first cover seat 341 fixed to a bin body 31 at the rear side, a first motor 342 fastened to the right side of the first cover seat 341, a sector gear 343 connected to the output end of the front side of the first motor 342, a moving gear 344 meshingly transmitted to the top side of the sector gear 343, a special-shaped rod 345 coaxially rotating with the middle part of the front side of the moving gear 344, and a cover plate 346 rotatably connected to the top side of the left end of the special-shaped rod 345. When the special-shaped rod 345 is located at the bottom, the top side of the cover plate 346 is flush with the top side of the bin body 31, and the first motor 34 2 is a power source. The cooperation between the sector gear 343 and the moving gear 344 enables the shaped rod 345 to drive the cover plate 346 to move, so that the top side of the warehouse body 31 is opened or closed. The moving gear 344 is rotatably connected to the middle and upper side of the first cover seat 341. The shaped rod 345 is arranged on the front side of the first cover seat 341. A rectangular transparent window is embedded in the middle side of the cover plate 346 to facilitate observation of the interior. The left side of the rear part of the cover plate 346 is rotatably connected to a guide rod 3461, and the other end of the guide rod 3461 is rotatably connected to the warehouse body 31, which plays a role of auxiliary support to ensure the horizontality of the cover plate 346 when it is lifted or closed.

[0044] See also Figure 2 , Figure 3 , Figure 6 and Figure 7 The present invention provides an environmental protection treatment device for copper sulfate wastewater, wherein the filter structure 35 comprises a support frame 351 fixed to the bin body 31 at the rear side, two drive motors 352 respectively installed on the left and right sides of the support frame 351, a convex piece 353 connected to the outer output end of the drive motor 352, a push rod 354 rotatably connected to the outer top of the convex piece 353, a filter frame 355 rotatably connected to the front end of the push rod 354, and a first elastic piece 356 and a second elastic piece 357 respectively arranged on the left and right sides of the filter frame 355. Under the action of the drive motor 352, the convex piece 353 is rotated to the top of the outer side of the convex piece 353. 353 drives the push rod 354 to swing back and forth, so that under the action of the push rod 354, the filter frame 355 is supported by the first elastic sheet 356 and the second elastic sheet 357 to swing in the front and back directions, thereby avoiding the accumulation of impurities in the same position when filtering impurities and affecting the filtering effect of wastewater. Two first elastic sheets 356 and second elastic sheets 357 are provided, and are respectively located on the front and rear sides of the filter frame 355. The bottom sides of the first elastic sheet 356 and the second elastic sheet 357 are respectively fastened to the left and right sides of the support frame 351 to ensure the stability of the filter frame 355.

[0045] See also Figure 2 , Figure 3 and Figure 8The present invention provides an environmentally friendly treatment device for copper sulfate wastewater, wherein the slag blocking structure 36 comprises a rectangular frame 361 embedded in the middle and lower side of the interior of the bin body 31, a second cover seat 362 fastened to the right side of the rectangular frame 361, a second motor 363 fastened to the middle side of the interior of the second cover seat 362, a driving pulley 364 connected to the output end at the bottom of the second motor 363, a conveyor belt 365 connected to the bottom of the driving pulley 364, and a driven pulley 36 connected to the other side of the interior of the conveyor belt 365. 6. Wrap the third cover seat 367 arranged on the outside of the driven pulley 366, and under the action of the second motor 363, the conveyor belt 365 rotates on the surface of the driving pulley 364 and the driven pulley 366, and the positioning block 368 fastened to the right side of the front of the conveyor belt 365, the slide 369 fastened to the top side of the positioning block 368, the folded filter 3610 rotatably connected to the left side of the slide 369, and the two guide posts 3611 fixed to the front and rear sides of the rectangular frame 361, on the conveyor belt 365. When moving, the positioning block 368 is used to make the slide 369 drive the folding filter 3610 to fold, so that the folding filter 3610 is flat or folded above the rectangular frame 361. When folded, the sediment of the wastewater is ensured to accumulate on the bottom side of the interior of the bin body 31. After the sediment is accumulated, the folding filter 3610 is flat to reduce the sediment at the bottom from spreading upward when the wastewater is absorbed. The middle side of the bottom of the active pulley 364 is rotatably connected to the second cover seat 362, the third cover seat 367 is fixed to the left side of the rectangular frame 361, and the left side of the third cover seat 367 is fastened to the bin body 31. The conveyor belt 365 is arranged on both sides of the rectangular frame 361. The slide 369 is wrapped and slid on the right side of the outer surface of the guide column 3611 to ensure the stability of the slide 369 displacement. The folding filter 3610 is composed of two rotatably connected meshes, and there are three folding filters 3610, which are arranged in sequence and installed on the inner side of the rectangular frame 361 to facilitate folding or flattening.

[0046] See also Figure 2 , Figure 3 , Fig. 9 , Fig.10 and Fig.11The present invention provides an environmental protection treatment device for copper sulfate wastewater, wherein the liquid outlet structure 38 comprises an outer cylinder 381 penetrating and arranged on the upper right side of the interior of the bin body 31, an inner cylinder 382 slidably connected to the inner bottom side of the outer cylinder 381, a fourth cover seat 383 arranged at the right bottom of the outer cylinder 381, a servo motor 384 fastened to the inner side of the fourth cover seat 383, a screw rod 385 connected to the output end of the bottom of the servo motor 384, an internal thread block 386 threadedly connected to the outer surface of the screw rod 385, so that the screw rod 385 rotates inside the internal thread block 386 under the action of the servo motor 384, a displacement block 387 fixed to the outer side of the internal thread block 386, and a displacement block 388 arranged at the inner cylinder 38 2, the cleaning component 388 at the bottom side is used to cooperate with the internal thread block 386 when the screw 385 rotates, so that the displacement block 387 drives the inner cylinder 382 to change its position inside the outer cylinder 381, so that the height of the bottom position of the inner cylinder 382 can be adjusted and changed to adjust to different height positions to absorb waste water and reduce the absorption of precipitated impurities. The right side of the fourth cover seat 383 is fastened to the warehouse body 31, and the screw 385 penetrates and rotates at the middle side of the bottom of the fourth cover seat 383. The left side of the displacement block 387 is fastened to the inner cylinder 382, ​​and the right side of the displacement block 387 is longitudinally slidably connected to the warehouse body 31, which plays a role of limiting and ensuring the stability of the movement of the displacement block 387.

[0047] The cleaning component 388 includes a fifth cover seat 3881 fastened to the bottom right side of the inner cylinder 382, ​​a driving motor 3882 installed on the inner side of the fifth cover seat 3881, a main gear 3883 connected to the output end of the bottom of the driving motor 3882, a support frame 3884 wrapped around the upper and lower sides of the main gear 3883, a gear ring 3885 meshingly transmitted on the left side of the main gear 3883, and a scraper 3886 fastened to the right side of the gear ring 3885. The right side of the support frame 3884 is fixed to the fifth cover seat 3881, and the gear ring 3885 is arranged on the left side of the support frame 3884. The driving motor 3882 is used as a power source. The gear ring 3885 cooperates with the main gear 3883 to make the gear ring 3886 The inner side of the support frame 3884 is rotated so that the gear ring 3885 drives the scraper rod 3886 to shift. The top side of the scraper rod 3886 is connected to the bottom of the inner cylinder 382. The left side of the support frame 3884 is in an arc shape, and a through groove is provided in the middle of the left side of the arc-shaped structure. The scraper rod 3886 is arranged inside the through groove so that the scraper rod 3886 can change its position after the action. The gear ring 3885 is slidably connected to the inner side of the arc-shaped structure. A circular mesh is provided on the bottom side of the inner cylinder 382, ​​and the top side of the scraper rod 3886 contacts the circular mesh, so that the gear ring 3885 drives the scraper rod 3886 to rotate to clean the circular mesh on the bottom side of the inner cylinder 382 to prevent blockage and affect the discharge efficiency of wastewater.

[0048] The present invention also provides a treatment method using the copper sulfate wastewater environmental protection treatment device, and the steps of the treatment method are as follows:

[0049] First, copper sulfate wastewater is introduced into the bin 31 of the multifunctional water filtration unit 3 through the liquid inlet pipe 32;

[0050] Second, the wastewater enters the filter frame 355 after passing through the liquid inlet pipe 32, and then the driving motor 352 is controlled to be started. Under the action of the driving motor 352, the protruding piece 353 drives the push rod 354 to swing back and forth, so that under the action of the push rod 354, the filter frame 355 is supported by the first elastic piece 356 and the second elastic piece 357 to swing in the front and back directions, so as to avoid the accumulation of impurities in the same position when filtering impurities and affect the filtering effect of the wastewater. The wastewater filtered by the filter frame 355 flows into the interior of the bin body 31 to perform preliminary filtration of the wastewater. The first motor 342 can be started regularly to rotate the sector gear 343. Through the cooperation of the sector gear 343 and the moving gear 344, the special-shaped rod 345 drives the cover plate 346 to move upward to clean the impurities filtered on the filter frame 355. After cleaning, the first motor 342 is controlled to move in the reverse direction, so that the cover plate 346 is closed again on the top side of the bin body 31.

[0051] Third, the wastewater initially filtered by the filter frame 355 reacts with the lime, alum and polyaluminium chloride added at the dosing pipe 33 to form further precipitation in the bin body 31. After the precipitation is generated, the second motor 363 is controlled to start. Under the action of the second motor 363, the conveyor belt 365 rotates on the surfaces of the driving pulley 364 and the driven pulley 366. When the conveyor belt 365 moves, the positioning block 368 is used to drive the slide 369 to drive the folding filter 3610 to fold, so that the folding filter 3610 is laid flat on the rectangular frame 361, so that the precipitated impurities are located below the folding filter 3610, forming a shield above the precipitate, and then the servo motor 38 can be controlled to start. 4. Under the action of the servo motor 384, the screw rod 385 is rotated inside the internal thread block 386. When the screw rod 385 rotates, the shift block 387 drives the inner cylinder 382 to change its position inside the outer cylinder 381 through the cooperation with the internal thread block 386, so that the height of the bottom position of the inner cylinder 382 is adjusted and changed to adjust to different height positions to absorb waste water and reduce the absorption of precipitated impurities. In addition, the drive motor 3882 can be started regularly, and the gear ring 3885 is rotated inside the cushion frame 3884 through the cooperation of the main gear 3883 and the gear ring 3885, so that the gear ring 3885 drives the scraper rod 3886 to rotate to clean the circular mesh on the bottom side of the inner cylinder 382;

[0052] Fourth, the wastewater sucked out by the inner cylinder 382 and the outer cylinder 381 is sent to the multi-stage reactor 4, in which a chemical reaction is achieved by adding lime reagent to reduce the concentration of copper sulfate in the wastewater;

[0053] Fifth, the treated wastewater is introduced from the multi-stage reactor 4 into the nano material adsorption box 5, and the harmful substances in the wastewater are adsorbed and removed by the nano material;

[0054] Sixth, the effluent from the nanomaterial adsorption box 5 is introduced into the bioreactor, and the harmful substances in the water are further degraded by the microorganisms in the bioreactor;

[0055] Seventh, finally, the effluent from the bioreactor is naturally treated through an artificial wetland, and the residual harmful substances in the wastewater are absorbed and transformed by the plant roots, thereby achieving wastewater purification.

[0056] The above description is only a preferred example of the present invention and is not intended to limit the present invention. Although the present invention is described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A copper sulfate wastewater environmental treatment device, comprising a base plate (1), wherein a support leg (2) is provided at the bottom of the base plate (1), characterized in that: The top side of the bottom plate (1) is provided with a multifunctional water filtration unit (3), a multistage reactor (4) and a nanomaterial adsorption box (5) in sequence from left to right. The right side of the multifunctional water filtration unit (3) is connected to the inside of the multistage reactor (4), and the right side of the multistage reactor (4) is connected to the inside of the nanomaterial adsorption box (5). The water outlet end of the nanomaterial adsorption box (5) is connected to a bioreactor, and an artificial wetland is provided at the water outlet end of the bioreactor to further absorb and transform harmful substances in the wastewater through the root system of plants. The multifunctional water filtration unit (3) comprises a bin body (31) whose bottom is fixed to the bottom plate (1), a A liquid inlet pipe (32) is arranged at the upper left part of the bin body (31), a dosing pipe (33) is fixed to the left rear side of the top of the bin body (31), a bin cover structure (34) is arranged at the middle side of the top of the bin body (31), a debris filtering structure (35) is installed at the upper left part of the bin body (31), a slag blocking structure (36) is arranged at the middle and lower side of the bin body (31), a sewage discharge pipe (37) is installed at the bottom side of the rear part of the bin body (31), and a liquid outlet structure (38) is arranged at the right side of the bin body (31), wherein the right end of the liquid inlet pipe (32) is located above the debris filtering structure (35), and the bottom of the liquid outlet structure (38) is located above the slag blocking structure (36).

2. A copper sulfate wastewater environmental treatment device according to claim 1, characterized in that: The bin cover structure (34) comprises a first cover seat (341) whose rear side is fixed to the bin body (31), a first motor (342) fastened to the right side of the first cover seat (341), a sector gear (343) connected to the front output end of the first motor (342), a moving gear (344) meshingly transmitted with the top side of the sector gear (343), a special-shaped rod (345) coaxially rotating with the middle part of the front side of the moving gear (344), and a cover plate (346) rotatably connected to the top side of the left end of the special-shaped rod (345), wherein the moving gear (344) is rotatably connected to the middle upper side of the first cover seat (341), the special-shaped rod (345) is arranged on the front side of the first cover seat (341), and when the special-shaped rod (345) is located at the bottom, the top side of the cover plate (346) is flush with the top side of the bin body (31).

3. A copper sulfate wastewater environmental treatment device according to claim 2, characterized in that: A rectangular transparent window is embedded in the middle of the cover plate (346), and a guide rod (3461) is rotatably connected to the left side of the rear portion of the cover plate (346), and the other end of the guide rod (3461) is rotatably connected to the bin body (31).

4. The copper sulfate wastewater environmental treatment device according to claim 1, characterized in that: The impurity filtering structure (35) comprises a support frame (351) whose rear side is fixed to the bin body (31), two driving motors (352) respectively mounted on the left and right sides of the support frame (351), a protruding piece (353) connected to the outer output end of the driving motor (352), a push rod (354) rotatably connected to the outer top of the protruding piece (353), a filter frame (355) rotatably connected to the front end of the push rod (354), and a first elastic piece (356) and a second elastic piece (357) respectively arranged on the left and right sides of the filter frame (355), wherein two of each of the first elastic piece (356) and the second elastic piece (357) are provided and are respectively located on the front and rear sides of the filter frame (355), and the bottom sides of the first elastic piece (356) and the second elastic piece (357) are respectively fastened to the left and right sides of the support frame (351).

5. The copper sulfate wastewater environmental protection treatment device according to claim 1 is characterized in that: The slag blocking structure (36) comprises a rectangular frame (361) embedded in the middle and lower side of the bin body (31), a second cover seat (362) fastened to the right side of the rectangular frame (361), a second motor (363) fastened to the middle side of the second cover seat (362), a driving pulley (364) connected to the bottom output end of the second motor (363), a conveyor belt (365) connected to the bottom of the driving pulley (364), a driven pulley (366) connected to the other side of the conveyor belt (365), a third cover seat (367) wrapped around the outside of the driven pulley (366), and a positioning block (368) fastened to the front right side of the conveyor belt (365). 8), a slide (369) fastened to the top side of the positioning block (368), a folded filter (3610) rotatably connected to the left side of the slide (369), and two guide columns (3611) fixed to the front and rear sides of the interior of the rectangular frame (361), the middle side of the bottom of the active pulley (364) is rotatably connected to the second cover seat (362), the third cover seat (367) is fixed to the left side of the rectangular frame (361), and the left side of the third cover seat (367) is fastened to the bin body (31), the conveyor belt (365) is arranged to pass through the left and right sides of the rectangular frame (361), and the slide (369) is wrapped and slid on the right side of the outer surface of the guide column (3611).

6. A copper sulfate wastewater environmental treatment device according to claim 5, characterized in that: The folded filter screen (3610) is composed of two rotatably connected mesh sheets, and three folded filter screens (3610) are provided and arranged in sequence and installed on the inner side of the rectangular frame (361).

7. The copper sulfate wastewater environmental protection treatment device according to claim 1 is characterized in that: The liquid outlet structure (38) comprises an outer cylinder (381) penetrating and arranged on the upper right side of the interior of the storage body (31), an inner cylinder (382) slidably connected to the inner bottom side of the outer cylinder (381), a fourth cover seat (383) arranged at the right bottom of the outer cylinder (381), a servo motor (384) fastened to the inner side of the fourth cover seat (383), a screw (385) connected to the output end at the bottom of the servo motor (384), and an internal thread (385) threadedly connected to the outer surface of the screw (385). The fourth cover seat (383) is provided with a cleaning member (388) disposed on the bottom side of the inner cylinder (382), the fourth cover seat (383) is fastened to the bin body (31) on the right side, the screw rod (385) passes through and rotates on the middle side of the bottom of the fourth cover seat (383), the displacement block (387) is fastened to the inner cylinder (382) on the left side, and the displacement block (387) is longitudinally slidably connected to the bin body (31) on the right side.

8. The copper sulfate wastewater environmental protection treatment device according to claim 7 is characterized in that: The cleaning component (388) comprises a fifth cover seat (3881) fastened to the bottom right side of the inner cylinder (382), a driving motor (3882) installed on the inner side of the fifth cover seat (3881), a main gear (3883) connected to the output end at the bottom of the driving motor (3882), a support frame (3884) wrapped around the upper and lower sides of the main gear (3883), a gear ring (3885) meshingly transmitted on the left side of the main gear (3883), and a scraper (3886) fastened to the right side inside the gear ring (3885), the right side of the support frame (3884) is fixed to the fifth cover seat (3881), the gear ring (3885) is arranged on the left side inside the support frame (3884), and the top side of the scraper (3886) is connected to the bottom of the inner cylinder (382).

9. The copper sulfate wastewater environmental protection treatment device according to claim 8, characterized in that: The left side of the cushion frame (3884) is arc-shaped, and a through groove is opened in the middle of the left side of the arc-shaped structure. The scraper rod (3886) is arranged through the inner side of the through groove. The gear ring (3885) is slidably connected to the inner side of the arc-shaped structure. A circular mesh is arranged on the bottom side of the inner cylinder (382), and the top side of the scraper rod (3886) is in contact with the circular mesh.

10. A treatment method using the copper sulfate wastewater environmental protection treatment device according to any one of claims 1 to 9, characterized in that: The processing method comprises the following steps: S1, introducing the copper sulfate wastewater into the multifunctional water filtration unit (3) through the liquid inlet pipe (32); S2, in the multifunctional water filtering unit (3), using the filtering structure (35) to preliminarily filter the wastewater to remove suspended matter and impurities; S3, the wastewater after preliminary filtration reacts with the lime, alum and polyaluminium chloride added at the dosing pipe (33) to form further precipitation, the precipitate is shielded by the slag blocking structure (36), and the height of the wastewater suction position is changed by the liquid outlet structure (38), so as to reduce the precipitation being sucked out by the liquid outlet structure (38); S4, sending the wastewater sucked out by the liquid outlet structure (38) to the multi-stage reactor (4), in which a chemical reaction is achieved by adding a reagent to reduce the concentration of copper sulfate in the wastewater; S5, introducing the treated wastewater from the multi-stage reactor (4) into the nanomaterial adsorption box (5), and using the nanomaterial to adsorb and remove harmful substances in the wastewater; S6, introducing the effluent from the nanomaterial adsorption box (5) into a bioreactor, and utilizing the microorganisms in the bioreactor to further degrade harmful substances in the water; S7. Finally, the effluent from the bioreactor is naturally treated through an artificial wetland, and the residual harmful substances in the wastewater are absorbed and transformed by the plant roots, thereby achieving wastewater purification.

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