Sewage treatment agent mixing device for industrial sewage treatment

Abstract

The invention relates to the technical field of sewage mixing treatment, and discloses a sewage treatment agent mixing device for industrial sewage treatment.The sewage treatment agent mixing device comprises an agent mixing cylinder and an agent circulating mechanism, supporting legs are distributed on the periphery of the bottom of the agent mixing cylinder in a welded mode, a cover plate is installed at the top of the agent mixing cylinder, and a baffle is connected to the front end of the cover plate through a hinge; a discharging pipe is connected to the position close to the lower portion of the outer side of the agent mixing barrel, a driving motor is arranged in the middle of the top of the cover plate, a support is installed at the bottom of the driving motor, the bottom of the driving motor penetrates through the cover plate to be connected with a driving shaft rod, and a stirring and mixing structure is arranged outside the driving shaft rod; and the medicament circulating mechanism comprises a water pump, a liquid pumping pipe, an adapter pipe, a liquid outlet pipe and a liquid pumping pipe. According to the sewage treatment device, circular flow of a medicament in the mixing cylinder is realized, the contact area of the medicament and sewage is increased, the stirring and mixing structure adopts a multi-stage sleeve design and is combined with structures such as angle plates and blade plates, an effective stirring system is formed, and fluid power during stirring is increased.

Description

Technical Field

[0001] The invention relates to the technical field of sewage mixing treatment, in particular to a sewage treatment agent mixing device for industrial sewage treatment. Background Art

[0002] With the advancement of science, the number of factories has gradually increased, and the discharge of industrial wastewater has also increased significantly. Industrial wastewater contains harmful substances that can cause damage to the environment. According to national regulations, sewage needs to be treated and can only be discharged when it meets the discharge requirements. During sewage treatment, chemicals need to be added to the sewage to decompose the harmful substances contained in the sewage.

[0003] The existing sewage treatment reagent mixing device has the following shortcomings: when sewage is treated, the reagent is introduced for mixing and cannot be circulated, it is difficult to effectively increase the contact area, accelerate mixing and ensure that the reagent is fully dissolved and evenly distributed, there are many dead corners for mixing, it is impossible to quickly break the liquid stratification at the beginning of mixing, and the overall mixing efficiency is low. Therefore, it is necessary to design a corresponding technical solution to solve this problem. Summary of the invention

[0004] In view of the shortcomings of the prior art, the present invention provides a sewage treatment agent mixing device for industrial sewage treatment, which solves the technical problems that when sewage is treated, the reagents are introduced for mixing and cannot be circulated, it is difficult to effectively enhance the contact area, accelerate the mixing and ensure that the reagents are fully dissolved and evenly distributed, there are many dead corners in the stirring and mixing, the liquid stratification cannot be quickly broken in the initial stage of mixing, and the overall mixing efficiency is low.

[0005] To achieve the above objectives, the present invention is implemented through the following technical solutions: a sewage treatment agent mixing device for industrial sewage treatment, comprising an agent mixing barrel and an agent circulation mechanism, the bottom of the agent mixing barrel is welded with supporting legs, the top of the agent mixing barrel is installed with a cover plate, the front end of the cover plate is connected to a baffle plate through a hinge, the outer side of the agent mixing barrel is connected to a discharge pipe near the bottom, a driving motor is provided at the middle of the top of the cover plate, a support is installed at the bottom of the driving motor, the bottom of the driving motor passes through the cover plate and is connected to a driving shaft, and a stirring and mixing structure is provided on the outside of the driving shaft; The medicine circulation mechanism includes a water pump, a liquid extraction pipe, a transfer pipe, a liquid outlet pipe and a pump liquid pipe. A base is installed at the bottom of the water pump. The liquid extraction pipe is installed on one side of the water pump. The transfer pipe is installed on the outer end of the liquid extraction pipe. The liquid outlet pipe is installed on the outer end of the transfer pipe and is fixed in the middle of the bottom of the medicine mixing barrel. The pump liquid pipe is installed on the other side of the water pump. The upper end of the pump liquid pipe passes through and is connected to the cover plate.

[0006] Preferably, the liquid outlet pipe is an L-shaped tubular structure and a ball valve is installed on the top; the pump liquid pipe passes through the cover plate and is connected to a transverse pipe, the bottom of the transverse pipe is connected to a ring plate, support rods are fixedly distributed between the top of the ring plate and the cover plate, and nozzles are distributed at the bottom of the ring plate; the liquid outlet pipe of the L-shaped tubular structure is equipped with a ball valve to facilitate manual control of the outflow of the agent, the transverse pipe connects the pump liquid pipe and the ring plate, multiple support rods are used to fix the ring plate to the bottom of the cover plate, and multiple nozzles are used to increase the pump liquid area and fully mix the sewage treatment agents.

[0007] Preferably, a hook is fixedly provided in the middle of the side of the baffle, a mounting plate is installed near the upper part of the outer wall of the medicine mixing cylinder, the outer end of the mounting plate is rotatably connected to a lifting device, and the upper part of the lifting device is rotatably connected to a hanging ring; the lifting device is rotatably connected to the hanging ring and buckled on the upper part of the hook, providing users with a convenient opening and closing method, which is not only convenient for daily maintenance and medicine addition, but also realizes flexible adjustment of the baffle position through the lifting device.

[0008] Preferably, mounting brackets are welded and distributed around the inner wall of the medicine mixing cylinder, and the bottom of the cover plate is installed on the top of the mounting bracket by bolts; multiple mounting brackets facilitate the disassembly and cleaning of the cover plate. At the same time, the connection design between the various components is reasonable, which reduces failure points and improves the durability and reliability of the device.

[0009] Preferably, the stirring and mixing structure includes sleeve one, sleeve two, sleeve three, sleeve four and a vertical plate, a cavity is opened and distributed in the middle section of the driving shaft, pillars are fixedly distributed around the cavity, sleeve one, sleeve three and sleeve four are respectively slidably connected to the outside of the cavity, and limiting columns are fixedly distributed on the inner sides of sleeve one, sleeve three and sleeve four, and the limiting columns are embedded between the pillars, an angle plate one is fixedly distributed on the outer wall of sleeve one, an angle plate two is fixedly distributed on the outer wall of sleeve three, and a bottom plate is fixedly distributed on the outer wall of sleeve four, and the vertical plate is fixedly arranged at the outer ends of angle plate one, angle plate two and bottom plate; sleeve three is fixedly distributed on the outside of the driving shaft, and sleeve two is located between sleeve one and sleeve three and between sleeve three and sleeve four, The outer wall of the sleeve two is fixedly provided with blade one and blade two, and blade three is fixedly provided above and below the blade two, and the blade three is in an S-shaped plate structure, and the width of the blade three at the wave crest is greater than the width at the wave trough; the cavity is used for the lifting and sliding adjustment of the embedded limit column, and the support column is used for limiting and blocking the limit column to prevent it from moving laterally inside the cavity, and the sleeve one, sleeve two and sleeve four are all located in the cavity for upward and downward adjustment, and the angle plate one, angle plate two and bottom plate are all used for extending outward and fixing the vertical plate for fully mixing the medicine, and the blade one and blade two are further used for effective stirring and mixing. The blade three with an S-shaped plate structure increases the fluid dynamics during stirring, and the large width at the wave crest promotes the turbulent movement of the fluid in the medicine mixing barrel, effectively improving the mixing uniformity and efficiency.

[0010] Preferably, a connecting plate is welded to the inner end of the bottom of the bottom plate, and a pressure plate is fixedly provided at the bottom of the connecting plate; a fixing seat is fixedly distributed on the inner bottom of the medicine mixing cylinder, the interior of the fixing seat is a hollow structure and a limiting ring is fixedly provided on the top, a spring rod is fixedly provided on the inner bottom of the fixing seat, a sliding column is fixedly provided on the top of the spring rod, a convex plate is fixedly distributed on the outer end of the bottom of the sliding column, and a telescopic plate is fixedly provided on the top of the sliding column; the connecting plate is used to fix and support the pressure plate downward, the pressure plate is used to contact the telescopic plate, the spring rod is used to elastically support the sliding column, thereby driving the telescopic plate to contact the pressure plate and lift, and the convex plate is used to limit to below the limiting ring to prevent the sliding column from falling out.

[0011] Preferably, the bottom of the driving shaft is rotatably connected to a shaft seat, and a support plate is welded to the outer wall of the shaft seat, and the support plate is fixed to the inner bottom of the medicine mixing barrel; the bottom of the driving shaft passes through the shaft seat and is connected to an extension plate, and the extension plate is an arc-shaped plate structure, and the extension plate is symmetrically arranged on the upper part of the interior of the liquid outlet pipe, and a micro-mixing plate is fixed at the lower end of the inner side of the extension plate, and the micro-mixing plate is a staggered T-plate structure; the support plate is used to support the shaft seat in all directions with high strength, the shaft seat is used to stably support the rotation of the driving shaft, the extension plate with an arc-shaped plate structure is used to grind the mixed medicine toward the upper part of the interior of the liquid outlet pipe, and the micro-mixing plate with a staggered T-plate structure is used for further sufficient mixing.

[0012] Compared with the prior art, the invention has the following beneficial effects: the medicine circulation mechanism connected above and below the medicine mixing cylinder realizes the circulation flow of the medicine in the medicine mixing cylinder, and the medicine is evenly sprayed into the medicine mixing cylinder through the nozzle, thereby increasing the contact area between the medicine and the sewage, accelerating the mixing process, and improving the mixing efficiency. The circulation and spraying mechanism ensures that the medicine can be fully dissolved and evenly distributed in the sewage, thereby improving the sewage treatment effect; the stirring and mixing structure adopts a multi-stage sleeve design, combined with structures such as angle plates and blades, to form an effective stirring system, increase the fluid dynamics during stirring, and promote the fluid The turbulent motion in the reagent mixing cylinder effectively improves the mixing uniformity and efficiency, and changes the fluid dynamics characteristics at the bottom of the reagent mixing cylinder, promotes the suspension and mixing of bottom sediments, avoids mixing dead corners, and improves the overall mixing efficiency. It can effectively guide and accelerate the mixing of the reagent flowing out of the liquid outlet pipe with the liquid in the reagent mixing cylinder, especially in the early stage of the reagent circulation, and can quickly break the liquid stratification and promote rapid and uniform mixing. It also enhances the flexibility, reliability and ease of use of the device, providing a more efficient and intelligent solution for industrial wastewater treatment, with significant technological progress and practical application value. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the overall top viewing angle structure of the present invention; Figure 2 This is a schematic diagram of the structure of the medicine mixing tube of the present invention from a bottom perspective; Figure 3 This is a schematic diagram of the structure of the medicine mixing cylinder of the present invention from an upper perspective; Figure 4 For the present invention Figure 3 The enlarged structural diagram at A in the middle; Figure 5 It is a schematic diagram of the internal structure of the medicine mixing cylinder of the present invention from an upper perspective; Figure 6 This is a schematic diagram of the structure of the medicine mixing tube from the bottom perspective of the interior of the invention; Figure 7 This is a schematic diagram of the internal mixing structure of the medicine mixing tube of the present invention; Figure 8 It is a schematic diagram of the partial structure of the movable telescopic mechanism of the present invention; Fig. 9 For the present invention Figure 7 The enlarged structural diagram at B in the middle; Fig.10 It is a schematic diagram of the extended hybrid structure of the present invention; Fig.11 It is a schematic diagram of the internal cross-sectional structure of the elastic lifting mechanism of the present invention.

[0014] In the figure, 1, medicine mixing cylinder; 11, cover plate; 111, baffle plate; 1111, hook; 112, mounting bracket; 12, discharge pipe; 13, support leg; 14, drive motor; 141, support; 142, drive shaft; 1421, pillar; 143, sleeve one; 1431, angle plate one; 144, sleeve two; 1441, blade one; 1442, blade two; 1443, blade three; 145, sleeve three; 1451, angle plate two; 146, sleeve four; 1461, bottom plate; 147, vertical plate; 148, limit column; 149, Extension plate; 1491, micro-mixing plate; 15, lifting device; 151, mounting plate; 152, hanging ring; 16, shaft seat; 161, support plate; 17, fixed seat; 171, limit ring; 172, spring rod; 173, sliding column; 174, telescopic plate; 175, convex plate; 18, connecting plate; 181, pressure plate; 2, drug circulation mechanism; 21, water pump; 211, base; 22, liquid extraction pipe; 221, transfer pipe; 222, liquid outlet pipe; 2221, ball valve; 23, pump liquid pipe; 231, cross pipe; 232, ring plate; 2321, nozzle. DETAILED DESCRIPTION

[0015] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0016] See also Figure 1-Figure 11 The embodiment of the present invention provides a technical solution: a sewage treatment agent mixing device for industrial sewage treatment, comprising an agent mixing barrel 1 and an agent circulation mechanism 2, wherein support legs 13 are welded and distributed around the bottom of the agent mixing barrel 1, and the entire device is firmly supported by the support legs 13, a cover plate 11 is installed on the top of the agent mixing barrel 1, and a baffle 111 is connected to the front end of the cover plate 11 through a hinge, and a discharge pipe 12 is connected to the outer side of the agent mixing barrel 1 near the bottom, a driving motor 14 is provided in the middle of the top of the cover plate 11, and a support 141 is installed at the bottom of the driving motor 14, and the bottom of the driving motor 14 passes through the cover plate 11 and is connected to a driving shaft 142, and a stirring and mixing structure is provided on the outside of the driving shaft 142; The medicine circulation mechanism 2 includes a water pump 21, a liquid extraction pipe 22, a transfer pipe 221, a liquid outlet pipe 222 and a pump liquid pipe 23. A base 211 is installed at the bottom of the water pump 21. The liquid extraction pipe 22 is installed on one side of the water pump 21. The transfer pipe 221 is installed on the outer end of the liquid extraction pipe 22. The liquid outlet pipe 222 is installed on the outer end of the transfer pipe 221 and is fixed in the middle of the bottom of the medicine mixing barrel 1. The pump liquid pipe 23 is installed on the other side of the water pump 21. The upper end of the pump liquid pipe 23 is connected to the cover plate 11.

[0017] The medicine circulation mechanism 2 connected above and below the medicine mixing barrel 1 realizes the circulation flow of the medicine in the medicine mixing barrel 1, and the medicine is evenly sprayed into the medicine mixing barrel 1 through the nozzle, thereby increasing the contact area between the medicine and the sewage, accelerating the mixing process, and improving the mixing efficiency. The circulation and spraying mechanism ensures that the medicine can be fully dissolved and evenly distributed in the sewage, thereby improving the sewage treatment effect; the stirring and mixing structure adopts a multi-stage sleeve design, combined with corner plates, blades and other structures, to form an effective stirring system, increase the fluid dynamics during stirring, and promote the turbulence of the fluid in the medicine mixing barrel 1. The flow movement effectively improves the mixing uniformity and efficiency, and changes the fluid dynamics characteristics at the bottom of the reagent mixing barrel 1, promotes the suspension and mixing of the bottom sediment, avoids mixing dead corners, and improves the overall mixing efficiency. It can effectively guide and accelerate the mixing of the reagent flowing out of the liquid outlet pipe 222 with the liquid in the reagent mixing barrel 1, especially in the early stage of the reagent circulation, and can quickly break the liquid stratification and promote rapid and uniform mixing. It also enhances the flexibility, reliability and ease of use of the device, providing a more efficient and intelligent solution for industrial wastewater treatment, and has significant technological progress and practical application value.

[0018] In a further improvement, the liquid outlet pipe 222 is an L-shaped tubular structure and a ball valve 2221 is installed on the top; The pump liquid pipe 23 penetrates the cover plate 11 and is connected to a transverse pipe 231. The bottom of the transverse pipe 231 is connected to a ring plate 232. A support rod is fixedly distributed between the top of the ring plate 232 and the cover plate 11. A nozzle 2321 is distributed at the bottom of the ring plate 232. The liquid outlet pipe 222 of the L-shaped tubular structure is equipped with a ball valve 2221 to facilitate manual control of the outflow of the agent. The horizontal pipe 231 connects the pump liquid pipe 23 and the ring plate 232. Multiple support rods are used to fix the ring plate 232 to the bottom of the cover plate 11. Multiple nozzles 2321 are used to increase the pump liquid area and fully mix the sewage treatment agents.

[0019] As a further improvement, a hook 1111 is fixedly provided at the middle of the side of the baffle 111, a mounting plate 151 is installed near the upper side of the outer wall of the medicine mixing cylinder 1, the outer end of the mounting plate 151 is rotatably connected to the lifting device 15, and a hanging ring 152 is rotatably connected to the upper side of the lifting device 15; The lifting device 15 is rotatably connected to the hanging ring 152 and buckled on the top of the hook 1111 to provide a convenient opening and closing method for the user, which is not only convenient for daily maintenance and addition of medicines, but also realizes flexible adjustment of the position of the baffle 111 through the lifting device 15.

[0020] As a further improvement, a mounting bracket 112 is welded and distributed around the inner wall of the medicine mixing cylinder 1, and the bottom of the cover plate 11 is mounted on the top of the mounting bracket 112 by bolts; The plurality of mounting brackets 112 facilitates the disassembly and cleaning of the cover plate 11 . Meanwhile, the connection design between the components is reasonable, which reduces the failure points and improves the durability and reliability of the device.

[0021] Further improved, the stirring and mixing structure includes sleeve 143, sleeve 2 144, sleeve 3 145, sleeve 4 146 and vertical plate 147, the middle section of the driving shaft 142 is provided with a cavity, a pillar 1421 is fixedly distributed around the cavity, sleeve 143, sleeve 3 145 and sleeve 4 146 are respectively slidably connected to the outside of the cavity, and the inner sides of sleeve 143, sleeve 3 145 and sleeve 4 146 are fixedly distributed with a limiting column 148, and the limiting column 148 is embedded between the pillars 1421, the outer wall of sleeve 143 is fixedly distributed with an angle plate 1431, the outer wall of sleeve 2 144 is fixedly distributed with an angle plate 2 1451, and the outer wall of sleeve 4 146 is fixedly distributed with a bottom plate 1461, and the vertical plate 147 is fixedly arranged at the outer ends of the angle plate 1431, the angle plate 2 1451 and the bottom plate 1461; The sleeve three 145 is fixedly distributed on the outside of the driving shaft 142, and the sleeve two 144 is located between the sleeve one 143 and the sleeve three 145 and between the sleeve three 145 and the sleeve four 146. The outer wall of the sleeve two 144 is fixedly distributed with the blade one 1441 and the blade two 1442. The blade three 1443 is fixedly provided above and below the blade two 1442. The blade three 1443 is an S-shaped plate structure, and the width of the blade three 1443 at the crest is greater than the width at the trough. The cavity is used for the embedded limit column 148 to be lifted, slid and adjusted, the support column 1421 is used to limit and block the limit column 148 to prevent it from moving horizontally inside the cavity, sleeve 143, sleeve three 145 and sleeve four 146 are all located in the cavity and can be adjusted up and down, angle plate 1431, angle plate 2 1451 and bottom plate 1461 are all used to extend outward to fix the vertical plate 147 for fully mixing the medicine, blade 1 1441 and blade 2 1442 are further used for effective stirring and mixing, blade three 1443 with an S-shaped plate structure increases the fluid dynamics during stirring, and the large width at the crest promotes the turbulent movement of the fluid in the medicine mixing barrel 1, effectively improving the mixing uniformity and efficiency.

[0022] As a further improvement, a connecting plate 18 is welded to the inner end of the bottom of the bottom plate 1461, and a pressing plate 181 is fixed to the bottom of the connecting plate 18; A fixing seat 17 is fixedly arranged at the bottom of the inner side of the medicine mixing barrel 1. The interior of the fixing seat 17 is a hollow structure and a limiting ring 171 is fixedly arranged on the upper side. A spring rod 172 is fixedly arranged at the bottom of the inner side of the fixing seat 17. A sliding column 173 is fixedly arranged on the top of the spring rod 172. A convex plate 175 is fixedly arranged at the outer end of the bottom of the sliding column 173. A telescopic plate 174 is fixedly arranged on the top of the sliding column 173. The connecting plate 18 is used to fix and support the pressure plate 181 downward, the pressure plate 181 is used to contact the telescopic plate 174, the spring rod 172 is used to elastically support the sliding column 173, thereby driving the telescopic plate 174 to contact the pressure plate 181 and lift up, and the convex plate 175 is used to limit to below the limiting ring 171 to prevent the sliding column 173 from falling out.

[0023] Specifically, the bottom of the driving shaft 142 is rotatably connected to the shaft seat 16, and the outer wall of the shaft seat 16 is welded with a support plate 161, and the support plate 161 is fixedly arranged on the inner bottom of the medicine mixing cylinder 1; The bottom of the driving shaft 142 passes through the shaft seat 16 and is connected to an extension plate 149. The extension plate 149 is an arc-shaped plate structure. The extension plate 149 is symmetrically arranged above the inner part of the liquid outlet pipe 222. A micro-mixing plate 1491 is fixedly arranged at the inner lower end of the extension plate 149. The micro-mixing plate 1491 is a staggered T-shaped plate structure. The support plate 161 is used for multi-directional high-strength support of the shaft seat 16, the shaft seat 16 is used for stably supporting the rotation of the driving shaft 142, the extension plate 149 with an arc-shaped plate structure is used for grinding the mixed medicine toward the inside and above the liquid outlet pipe 222, and the micro-mixing plate 1491 with a staggered T-shaped plate structure is used for further thorough mixing.

[0024] Working principle: First, lift the hand-held lifting device 15 upward and rotate the adjusting hanging ring 152 to make the hanging ring 152 detach from the hook 1111, open the baffle 111 to let the sewage pass into the inside of the medicine mixing cylinder 1, and then immediately add the medicine for mixing; Start the water pump 21 of the reagent circulation mechanism 2, and manually open the ball valve 2221, so that the sewage and the reagent mixed liquid inside the reagent mixing cylinder 1 enter the water pump 21 through the liquid outlet pipe 222, the transfer pipe 221 and the liquid extraction pipe 22, and then enter the ring plate 232 through the pump liquid pipe 23 and the cross pipe 231, and finally spray into the upper part of the reagent mixing cylinder 1 through multiple nozzles 2321, so as to achieve the purpose of circulating sewage, realize the circulation flow of the reagent in the mixing cylinder 1, enhance the contact area between the reagent and the sewage, accelerate the mixing process, and improve the mixing efficiency. The circulation and spraying mechanism ensures that the reagent can be fully dissolved and evenly distributed in the sewage, thereby improving the sewage treatment effect; The driving motor 14 is started to automatically control the driving shaft 142, which first drives the sleeve 143, the sleeve 3 145 and the sleeve 4 146 to rotate, and the vertical plate 147 fixed by the angle plate 1431, the angle plate 2 1451 and the bottom plate 1461 forms an effective stirring system, which increases the fluid power during stirring, promotes the turbulent movement of the fluid in the medicine mixing cylinder 1, and effectively improves the mixing uniformity and efficiency; When rotating, the lower end of the bottom plate 1461 contacts the top of the telescopic plate 174 through the pressing plate 181 fixed by the connecting plate 18, and the entire stirring and mixing structure is elastically lifted upward through the spring rod 172, so that the limiting pillars 148 at the inner ends of the sleeve 143, the sleeve 3 145 and the sleeve 4 146 are located inside the cavity and can be adjusted up and down, thereby further increasing the mixing area; Then, the sleeve 2 144 is driven to make the blade 1 1441, the blade 2 1442 and the blade 3 1443 effectively guide and accelerate the mixing of the medicine and the liquid, and in the early stage of the medicine circulation, the liquid stratification can be quickly broken to promote rapid and uniform mixing; The extension plate 149 and the micro-mixing plate 1491 fixed at the bottom of the driving shaft 142 extend into the upper part of the liquid outlet pipe 222, changing the fluid dynamics characteristics at the bottom of the medicine mixing cylinder 1, promoting the suspension and mixing of the bottom sediment, avoiding the mixing dead angle, and improving the overall mixing efficiency; After the mixing process, the discharge pipe 12 is opened to directly discharge the treated water. The water at the bottom of the medicine mixing barrel 1 needs to be discharged through the liquid outlet pipe 222 after the transfer pipe 221 is removed.

[0025] The pharmaceutical mixing barrel 1 of the present invention, the cover plate 11, the baffle plate 111, the hook 1111, the mounting bracket 112, the discharge pipe 12, the support leg 13, the drive motor 14, the support 141, the drive shaft 142, the support column 1421, the sleeve 143, the angle plate 1431, the sleeve 2 144, the blade 1441, the blade 2 1442, the blade 3 1443, the sleeve 3 145, the angle plate 2 1451, the sleeve 4 146, the bottom plate 1461, the vertical plate 147, the limit column 148, the extension plate 149, the micro-mixing plate 1491, the lifting device 15, the mounting plate 151, the hanging ring 152, the shaft seat 16, the support plate 161, the fixing seat 17, the limit ring 17 1. Spring rod 172, sliding column 173, telescopic plate 174, convex plate 175, connecting plate 18, pressing plate 181, agent circulation mechanism 2, water pump 21, base 211, liquid extraction pipe 22, transfer pipe 221, liquid outlet pipe 222, ball valve 2221, pump liquid pipe 23, cross pipe 231, ring plate 232, nozzle 2321, all components are universal standard parts or components known to those skilled in the art, and their structures and principles can be known to those skilled in the art through technical manuals or through conventional experimental methods. The problem solved by the present invention is that when sewage is treated, the agent is introduced for mixing treatment and cannot be circulated, and it is difficult to effectively increase the contact area, accelerate mixing and ensure that the agent is fully dissolved The solution is evenly distributed, there are many dead corners in the stirring and mixing, the liquid stratification cannot be quickly broken in the early stage of mixing, and the overall mixing efficiency is low. The present invention realizes the circulation of the agent in the agent mixing barrel 1 through the combination of the above-mentioned components, and the agent circulation mechanism 2 connected above and below the agent mixing barrel 1, and the agent is evenly sprayed into the agent mixing barrel 1 through the nozzle, thereby enhancing the contact area between the agent and the sewage, accelerating the mixing process, and improving the mixing efficiency. The circulation and spraying mechanism ensures that the agent can be fully dissolved and evenly distributed in the sewage, thereby improving the sewage treatment effect; the stirring and mixing structure adopts a multi-stage sleeve design, combined with structures such as angle plates and blades, to form an effective stirring system , increases the fluid dynamics during stirring, promotes the turbulent movement of the fluid in the medicine mixing barrel 1, effectively improves the mixing uniformity and efficiency, and changes the fluid dynamics characteristics at the bottom of the medicine mixing barrel 1, promotes the suspension and mixing of the bottom sediment, avoids mixing dead corners, and improves the overall mixing efficiency. It can effectively guide and accelerate the mixing of the medicine flowing out of the liquid outlet pipe 222 with the liquid in the medicine mixing barrel 1, especially in the early stage of the medicine circulation, can quickly break the liquid stratification, promote rapid and uniform mixing, and also enhance the flexibility, reliability and ease of use of the device, providing a more efficient and intelligent solution for industrial wastewater treatment, with significant technological progress and practical application value.

[0026] The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention. It is obvious to those skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and the present invention can be implemented in other specific forms without departing from the spirit or basic features of the present invention. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-restrictive. The scope of the present invention is defined by the attached claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims are included in the present invention. Any figure mark in the claims should not be regarded as limiting the claims involved.

[0027] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A sewage treatment agent mixing device for industrial sewage treatment, comprising an agent mixing cylinder (1) and an agent circulation mechanism (2), characterized in that: The bottom of the medicine mixing barrel (1) is welded with support legs (13) distributed around the periphery, the top of the medicine mixing barrel (1) is installed with a cover plate (11), the front end of the cover plate (11) is connected to a baffle plate (111) via a hinge, the outer side of the medicine mixing barrel (1) is connected to a discharge pipe (12) near the bottom, the middle of the top of the cover plate (11) is provided with a drive motor (14), the bottom of the drive motor (14) is installed with a support (141), the bottom of the drive motor (14) passes through the cover plate (11) and is connected to a drive shaft (142), and the outside of the drive shaft (142) is provided with a stirring and mixing structure; The medicine circulation mechanism (2) comprises a water pump (21), a liquid extraction pipe (22), a transfer pipe (221), a liquid outlet pipe (222) and a liquid pump pipe (23); a base (211) is installed at the bottom of the water pump (21); the liquid extraction pipe (22) is installed at one side of the water pump (21); the transfer pipe (221) is installed at the outer end of the liquid extraction pipe (22); the liquid outlet pipe (222) is installed at the outer end of the transfer pipe (221) and is fixedly arranged at the middle of the bottom of the medicine mixing barrel (1); the liquid pump pipe (23) is installed at the other side of the water pump (21); and the upper end of the liquid pump pipe (23) penetrates and is connected to the cover plate (11); The stirring and mixing structure comprises a sleeve 1 (143), a sleeve 2 (144), a sleeve 3 (145), a sleeve 4 (146) and a vertical plate (147); a cavity is provided in the middle section of the driving shaft (142); pillars (1421) are fixedly provided around the cavity; the sleeve 1 (143), the sleeve 3 (145) and the sleeve 4 (146) are respectively slidably connected to the outside of the cavity; the sleeve 1 (143), the sleeve 3 (145) and the sleeve 4 (146) are respectively slidably connected to the inside of the cavity; A limit column (148) is fixedly distributed, the limit column (148) is embedded between the pillars (1421), the outer wall of the sleeve one (143) is fixedly distributed with an angle plate one (1431), the outer wall of the sleeve three (145) is fixedly distributed with an angle plate two (1451), the outer wall of the sleeve four (146) is fixedly distributed with a bottom plate (1461), and the vertical plate (147) is fixedly arranged at the outer ends of the angle plate one (1431), the angle plate two (1451) and the bottom plate (1461); The sleeve three (145) is fixedly distributed on the outside of the driving shaft (142), and the sleeve two (144) is located between the sleeve one (143) and the sleeve three (145) and between the sleeve three (145) and the sleeve four (146). The outer wall of the sleeve two (144) is fixedly distributed with the blade one (1441) and the blade two (1442). The blade three (1443) is fixedly provided above and below the blade two (1442). The blade three (1443) is an S-shaped plate structure, and the width of the blade three (1443) at the crest is greater than the width at the trough. A connecting plate (18) is welded to the inner end of the bottom of the bottom plate (1461), and a pressing plate (181) is fixedly provided at the bottom of the connecting plate (18); A fixing seat (17) is fixedly disposed on the inner bottom of the medicine mixing barrel (1); the interior of the fixing seat (17) is a hollow structure and a limiting ring (171) is fixedly disposed on the upper portion; a spring rod (172) is fixedly disposed on the inner bottom of the fixing seat (17); a sliding column (173) is fixedly disposed on the top of the spring rod (172); a convex plate (175) is fixedly disposed on the outer end of the bottom of the sliding column (173); and a telescopic plate (174) is fixedly disposed on the top of the sliding column (173); The bottom of the driving shaft (142) is rotatably connected to a shaft seat (16), and a support plate (161) is welded to the outer wall of the shaft seat (16), and the support plate (161) is fixedly arranged on the inner bottom of the medicine mixing barrel (1); The bottom of the driving shaft (142) passes through the shaft seat (16) and is connected to an extension plate (149). The extension plate (149) is an arc-shaped plate structure. The extension plate (149) is symmetrically arranged above the inside of the liquid outlet pipe (222). A micro-mixing plate (1491) is fixedly arranged at the lower inner end of the extension plate (149). The micro-mixing plate (1491) is a staggered T-shaped plate structure.

2. A sewage treatment agent mixing device for industrial sewage treatment according to claim 1, characterized in that: The liquid outlet pipe (222) is an L-shaped tubular structure and has a ball valve (2221) installed on the top; The pump liquid pipe (23) passes through the cover plate (11) and is connected to a transverse pipe (231); the bottom of the transverse pipe (231) is connected to a ring plate (232); support rods are fixedly distributed above the ring plate (232) and between the cover plate (11); and a nozzle (2321) is distributed at the bottom of the ring plate (232).

3. The sewage treatment agent mixing device for industrial sewage treatment according to claim 1, characterized in that: A hook (1111) is fixedly provided at the middle of the side of the baffle (111), a mounting plate (151) is mounted near the upper side of the outer wall of the medicine mixing barrel (1), the outer end of the mounting plate (151) is rotatably connected to a lifting device (15), and a hanging ring (152) is rotatably connected to the upper side of the lifting device (15).

4. The sewage treatment agent mixing device for industrial sewage treatment according to claim 1, characterized in that: A mounting bracket (112) is welded and distributed around the inner wall of the medicine mixing barrel (1), and the bottom of the cover plate (11) is mounted on the top of the mounting bracket (112) by means of bolts.

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