Anoxic tank for treating leather and fur processing wastewater

Abstract

The invention relates to the technical field of wastewater treatment, and discloses an anoxic pond for treating leather and fur processing wastewater, the anoxic pond comprises an anoxic pond, the rear end of the interior of the anoxic pond is fixedly connected with a partition plate, a wastewater impurity treatment mechanism is arranged in the anoxic pond, and a wastewater treatment mechanism is arranged on the surface of the anoxic pond. When wastewater is introduced into the anoxic tank through the anaerobic tank, the wastewater firstly enters the wastewater sludge impurity pretreatment assembly to be pretreated, large impurities in the wastewater are intercepted through the arrangement of an impurity filter plate, convenience is provided for wastewater treatment of the anoxic tank, and meanwhile, a motor is controlled to drive a transmission wheel and a rotating shaft at the bottom to rotate, so that the wastewater treatment efficiency is improved. The first bevel gear and the second bevel gear drive multiple sets of limiting inserting columns to rotate, the impurity filtering plate is cleaned through the impurity filtering plate, the situation that the filtering effect is reduced due to impurity blocking is prevented, the pretreatment effect of the device is greatly improved through the assembly, and the overall treatment efficiency of the device is improved.

Description

Technical Field

[0001] The invention relates to the technical field of wastewater treatment, in particular to an anoxic pool for treating leather and fur processing wastewater. Background Art

[0002] The main function of the anoxic tank is to treat structures with insufficient or no aeration but low pollutant content, which are suitable for the life of aerobic and facultative anaerobic microorganisms. Its main function is to cooperate with the aerobic tank to remove nitrogen and phosphorus, decompose large molecular organic particles into small molecular organic particles, and improve the biodegradability of wastewater. It is generally used for pre-treatment of aerobic tanks.

[0003] According to the anoxic pool for chemical wastewater treatment disclosed on the patent website (authorization announcement number: CN215311660U), "it is described as an anoxic pool for chemical wastewater treatment, including a pool body and a liftable cover body, the pool body and the cover body are arranged in a mutually fitting manner, the cover body is slidably installed directly above the pool body through a lifting mechanism, the lower surface of the cover body is also fixedly connected with an annular rubber sealing ring, the pool body is correspondingly provided with an annular groove, the annular rubber sealing ring and the annular groove are arranged in a mutually fitting manner, the pool body is isolated from the outside air by the square cover body, the lower end of the cover body is provided with a mixing mechanism assembly, the mixing mechanism assembly includes a gas mixing mechanism and a mechanical mixing mechanism, the cover body of the device is arranged as a liftable cover body, and the mixing mechanism arranged on the cover body can mix the reactants in the pool body evenly, during mixing, the cover body can isolate the pool body from the outside world to a certain extent, thereby reducing the amount of oxygen in the air mixed into the pool."

[0004] Based on the above, the applicant believes that there are the following defects:

[0005] The anoxic tank for treating chemical wastewater comprises a tank body and a liftable cover body. The cover body of the device is configured to be liftable, and a mixing mechanism arranged on the cover body can evenly mix reactants in the tank body. During mixing, the cover body can isolate the tank body from the outside to a certain extent, thereby reducing the amount of oxygen in the air mixed into the tank. When wastewater is introduced into the anoxic tank for treatment, the wastewater will contain some impurities and sludge. The device is not designed with components for treating impurities and sludge. The impurities in the wastewater will affect the treatment effect of the anoxic tank, which may cause blockage or reduced treatment efficiency.

[0006] Therefore, it is necessary to design an anoxic tank for treating leather and fur processing wastewater which is practical and can efficiently treat impurities in the wastewater. Summary of the invention

[0007] The object of the present invention is to provide an anoxic tank for treating leather and fur processing wastewater to solve the problems raised in the above-mentioned background technology.

[0008] In order to solve the above technical problems, the present invention provides the following technical solutions: an anoxic tank for treating leather and fur processing wastewater, comprising an anoxic tank, a baffle fixedly connected to the rear end of the anoxic tank, a wastewater impurity treatment mechanism arranged inside the anoxic tank, a wastewater treatment mechanism arranged on the surface of the anoxic tank, the wastewater impurity treatment mechanism comprising a wastewater sludge impurity pretreatment component, a sludge flocculation component and an anti-blocking drainage component, the wastewater sludge impurity pretreatment component is arranged at the front end of the anoxic tank, the sludge flocculation component is arranged on the middle section surface of the anoxic tank, the anti-blocking drainage component is arranged on the baffle surface, the wastewater treatment mechanism comprises a wastewater treatment stirring component and a wastewater treatment filler placement component, the wastewater treatment stirring component is arranged in the middle section and outer surface of the anoxic tank, and the wastewater treatment filler placement component is arranged inside the anoxic tank;

[0009] The wastewater sludge impurity pretreatment component includes a pretreatment chamber, the pretreatment chamber is fixedly connected to the front end of the anoxic tank, the bottom of the pretreatment chamber is fixedly connected to a drain valve, the bottom of the drain valve is fixedly connected to a drain pipe, a pretreatment component bracket is arranged inside the pretreatment chamber, the top of the pretreatment component bracket is fixedly connected to a top plate, the top of the top plate is fixedly connected to a lifting handle, the four corners of the bottom of the pretreatment component bracket are fixedly connected to limited position plugs, the four corners of the bottom of the pretreatment chamber are fixedly connected to a base, and the top of the base is provided with a limited position plug hole;

[0010] The front and rear ends of the pretreatment component bracket are fixedly connected with a connecting plate, the bottom of the connecting plate is provided with a filter plate placement groove, an impurity filter plate is arranged inside the filter plate placement groove, the front and back of the impurity filter plate are fixedly connected with side blocks, and the bottom of the filter plate placement groove is clamped with a clamping limit plate;

[0011] The front end of the pretreatment component bracket is rotatably connected with a rotating shaft, the surface of the rotating shaft is fixedly connected with a first bevel gear, the top of the connecting plate is fixedly connected with a fixed plate, the front of the fixed plate is provided with a second bevel gear, the inner side of the fixed plate is rotatably connected with a rotating shaft, the surface of the rotating shaft is fixedly connected with a fixed sleeve, the surface of the fixed sleeve is fixedly connected with a cleaning brush, the front end of the top plate is provided with a transmission wheel, the surface of the transmission wheel is rotatably connected with a transmission belt, the top of the top plate is fixedly connected with a motor frame, and a control motor is arranged inside the motor frame. When wastewater is introduced into the anoxic tank through the anaerobic tank, it will first enter the wastewater sludge impurity pretreatment component for pretreatment. The larger impurities in the wastewater are intercepted by the setting of the impurity filter plate, which provides convenience for the anoxic tank to treat wastewater. At the same time, the control motor will drive the transmission wheel and the rotating shaft at the bottom to rotate, and drive multiple groups of limiting plugs to rotate through the first bevel gear and the second bevel gear, and the impurity filter plate is cleaned through the impurity filter plate to prevent the clogging of debris from reducing the filtering effect. The component greatly improves the pretreatment effect of the device and improves the overall treatment efficiency of the device.

[0012] According to the above technical solution, the rotating shaft is fixedly connected to the bottom of the transmission wheel, the side block is fixedly connected to the bottom output end of the control motor, and the first bevel gear is meshed with the second bevel gear.

[0013] According to the above technical solution, the second bevel gear is fixedly connected to the front end of the rotating shaft surface, six groups of transmission wheels are provided, six groups of rotating shafts are provided, and the rotating shaft, fixed sleeve and cleaning brush are provided on the top of the impurity filtering plate.

[0014] According to the above technical solution, the sludge flocculation component includes a first water pump, which is fixedly connected to the front and rear ends of the right end of the top of the anoxic tank, and a flocculant discharge pipe is fixedly connected to the surface of the first water pump. The front and rear ends of the left end of the top of the anoxic tank are fixedly connected to the second water pump, and the surface of the second water pump is fixedly connected to the sludge floc extraction pipe. During operation, PAM flocculant can be introduced through the first water pump and the flocculant discharge pipe so that the sludge in the wastewater inside the anoxic tank is coagulated into flocs during the stirring process and precipitated at the bottom of the anoxic tank. Later, the sludge flocs can be extracted for treatment through the second water pump and the sludge floc extraction pipe, thereby improving the wastewater treatment efficiency.

[0015] According to the above technical solution, two groups of the first water pumps are provided, and two groups of the second water pumps are provided.

[0016] According to the above technical solution, the anti-blocking drainage component includes a drainage pipe, which is fixedly connected to the back of the partition, a third water pump is installed on the back of the partition, a fixed frame is fixedly connected to the front of the partition, a partition grille is fixedly connected to the front end of the fixed frame, a first connecting support plate is fixedly connected to the top of the front of the partition, a second connecting support plate is fixedly connected to the front end of the top of the fixed frame, telescopic push rods are fixedly connected to the left and right ends of the bottom of the first connecting support plate, and a scraper plate is fixedly connected to the bottom surface of the telescopic push rod. The anti-blocking drainage component is used for drainage. After treatment in the anoxic tank, water will be discharged through the drainage pipe. At this time, starting the telescopic push rod can drive the scraper plate to move to the surface of the partition grille to prevent flocs from adhering to the surface of the partition grille to cause blockage, thereby improving the drainage efficiency of the device.

[0017] According to the above technical scheme, the wastewater treatment stirring assembly includes a sliding track, the sliding track is fixedly connected to the top of the left and right ends of the outer end of the anoxic tank, the top of the sliding track is slidably connected with a sliding block, the top of the sliding block is fixedly connected to an external fixing frame, the bottom of the external fixing frame is fixedly connected to an internal fixing frame, the bottom center of the external fixing frame is rotatably connected to a main shaft, the top center of the external fixing frame is installed with a motor, the top of the main shaft surface is fixedly connected to a main gear, the left and right ends of the bottom of the external fixing frame are rotatably connected to a driven shaft, the top of the driven shaft surface is fixedly connected to a driven gear, the bottom ends of the main shaft and the driven shaft surfaces are fixedly connected with shaft sleeves, the surface of the shaft sleeves is fixedly connected with a stirring plate, the surface of the stirring plate is provided with a through groove, the left and right ends of the anoxic tank are fixedly connected with external mounting plates, the top of the external mounting plate is installed with an air compressor extractor, the inside of the air compressor extractor is fixedly connected with a transmission pipe, and the inside of the transmission pipe is fixedly connected with a diffusion nozzle.

[0018] According to the above technical solution, the main gear and the driven gear mesh with each other, the main gear and the driven gear are arranged on the top of the inner fixed frame, and the outer mounting plate and the air compression extractor are arranged in four groups.

[0019] According to the above technical solution, the wastewater treatment filler placement assembly includes a hanging frame, which is fixedly connected to the front and rear ends of the left and right sides of the anoxic tank. A placement frame is arranged inside the anoxic tank, and hooks are fixedly connected to the left and right ends of the top of the placement frame. The placement frame is hung on the surface of the hanging frame through the hooks. A through opening is opened on the top of the placement frame, and a placement column is fixedly connected inside the through opening.

[0020] According to the above technical solution, an external bracket is fixedly connected to the front end of the left side of the anoxic pool, and a control console is fixedly connected to the top of the external bracket.

[0021] Compared with the prior art, the beneficial effects achieved by the present invention are:

[0022] 1. The present invention is provided with a wastewater sludge impurity pretreatment component. When the wastewater is introduced into the anoxic tank through the anaerobic tank, the wastewater will first enter the wastewater sludge impurity pretreatment component for pretreatment. The larger impurities in the wastewater are intercepted by the setting of the impurity filter plate, which provides convenience for the anoxic tank to treat the wastewater. At the same time, the control motor will drive the transmission wheel and the rotating shaft at the bottom to rotate, and the first bevel gear and the second bevel gear are used to drive multiple groups of limiting plugs to rotate. The impurity filter plate is cleaned by the impurity filter plate to prevent the clogging of debris from reducing the filtering effect. The component greatly improves the pretreatment effect of the device and improves the overall treatment efficiency of the device.

[0023] 2. The present invention is provided with a sludge flocculation component. During operation, the PAM flocculant can be introduced through the first water pump and the flocculant discharge pipe to make the sludge in the wastewater inside the anoxic tank coagulate into flocs during the stirring process and settle at the bottom of the anoxic tank. Later, the sludge flocs can be extracted for treatment through the second water pump and the sludge floc extraction pipe, thereby improving the wastewater treatment efficiency.

[0024] 3. The present invention is provided with an anti-blocking drainage component, which is used for drainage. After being treated in the anoxic tank, the water will be discharged through the drainage pipe. At this time, starting the telescopic push rod can drive the scraper plate to move with the surface of the partition grille to prevent flocs from adhering to the surface of the partition grille to cause blockage, thereby improving the drainage efficiency of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0026] Figure 1 It is an overall schematic diagram of the present invention;

[0027] Figure 2 is a schematic diagram of a wastewater sludge impurity pretreatment assembly of the present invention;

[0028] Figure 3 is a schematic diagram of a pretreatment component support of the present invention;

[0029] Figure 4 is a schematic diagram of a cleaning brush of the present invention;

[0030] Figure 5 It is a schematic diagram of an impurity filtering filter plate of the present invention;

[0031] Figure 6 It is a schematic diagram of a wastewater treatment stirring and mixing assembly of the present invention;

[0032] Figure 7 is a schematic diagram of the interior of anoxic pool of the present invention;

[0033] Figure 8 It is a schematic diagram of a wastewater treatment filler placement assembly of the present invention;

[0034] Fig. 9 is a schematic diagram of an anti-blocking drainage assembly of the present invention;

[0035] Fig.10 It is a schematic diagram of a drainage pipeline of the present invention.

[0036] In the figure: 1, anoxic tank; 2, partition; 3, external bracket; 4, control console; 5, wastewater impurity treatment mechanism; 51, wastewater sludge impurity pretreatment component; 511, pretreatment chamber; 512, sewage valve; 513, sewage pipe; 514, pretreatment component bracket; 515, top plate; 516, lifting handle; 517, connecting plate; 518, base; 519, limit plug hole; 5101, limit plug column; 5102, filter plate placement groove; 5103, impurity filtration filter plate; 5104, side block; 5105, clamping limit plate; 5106, rotating shaft; 5107, first bevel gear; 5108, fixing plate; 5109, second bevel gear; 51091, rotating shaft; 51092, fixing sleeve; 51093, cleaning brush; 51094, transmission wheel; 51095, transmission belt; 51096, motor frame; 51097, control motor; 52, sludge flocculation component; 521, first water pump; 522, flocculant discharge pipe; 523, second water pump; 524, sludge floc extraction pipe; 53, anti-blocking drainage assembly; 531, drainage pipe; 532, third water pump; 533, fixed frame; 534, partition grille; 535, first connecting support plate; 536, second connecting support plate; 537, telescopic push rod; 538, scraper plate; 6, wastewater treatment mechanism; 61, wastewater treatment stirring assembly; 611, sliding track; 612, slider; 613, external fixing frame; 614, internal fixing Frame; 615, main shaft; 616, motor; 617, main gear; 618, driven shaft; 619, driven gear; 6101, bushing; 6102, stirring plate; 6103, through-groove; 6104, outer mounting plate; 6105, air compression extractor; 6106, transmission pipe; 6107, diffusion nozzle; 62, wastewater treatment filler placement assembly; 621, mounting frame; 622, placement frame; 623, hook; 624, through-port; 625, placement column. DETAILED DESCRIPTION

[0037] 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.

[0038] The present invention provides the following technical solutions:

[0039] Embodiment 1

[0040] See also Figure 1-10 The present invention provides a technical solution: an anoxic tank for treating leather and fur processing wastewater, comprising an anoxic tank 1, a partition 2 is fixedly connected to the rear end of the anoxic tank 1, a wastewater impurity treatment mechanism 5 is arranged inside the anoxic tank 1, and a wastewater treatment mechanism 6 is arranged on the surface of the anoxic tank 1. The wastewater impurity treatment mechanism 5 comprises a wastewater sludge impurity pretreatment component 51, a sludge flocculation component 52 and an anti-blocking drainage component 53. The wastewater sludge impurity pretreatment component 51 is arranged at the front end of the anoxic tank 1, the sludge flocculation component 52 is arranged on the middle surface of the anoxic tank 1, and the anti-blocking drainage component 53 is arranged on the surface of the partition 2. The wastewater treatment mechanism 6 comprises a wastewater treatment stirring component 61 and a wastewater treatment filler placement component 62. The wastewater treatment stirring component 61 is arranged in the middle and outer surface of the anoxic tank 1, and the wastewater treatment filler placement component 62 is arranged inside the anoxic tank 1;

[0041] The wastewater sludge impurity pretreatment component 51 includes a pretreatment chamber 511, which is fixedly connected to the front end of the anoxic tank 1, a drain valve 512 is fixedly connected to the bottom of the pretreatment chamber 511, a drain pipe 513 is fixedly connected to the bottom of the drain valve 512, a pretreatment component bracket 514 is arranged inside the pretreatment chamber 511, a top plate 515 is fixedly connected to the top of the pretreatment component bracket 514, a lifting handle 516 is fixedly connected to the top of the top plate 515, and a limited position plug column 5101 is fixedly connected to the four corners of the bottom of the pretreatment component bracket 514, and a base 518 is fixedly connected to the four corners of the bottom of the pretreatment chamber 511, and a limited position plug hole 519 is provided on the top of the base 518;

[0042] The front and rear ends of the pre-treatment component bracket 514 are fixedly connected with a connecting plate 517, the bottom of the connecting plate 517 is provided with a filter plate placement groove 5102, an impurity filtering filter plate 5103 is arranged inside the filter plate placement groove 5102, the front and back of the impurity filtering filter plate 5103 are fixedly connected with side blocks 5104, and the bottom of the filter plate placement groove 5102 is clamped with a clamping limit plate 5105;

[0043] The front end of the pretreatment component bracket 514 is rotatably connected to a rotating shaft 5106, and the surface of the rotating shaft 5106 is fixedly connected to a first bevel gear 5107, and the top of the connecting plate 517 is fixedly connected to a fixed plate 5108, and the front of the fixed plate 5108 is provided with a second bevel gear 5109, and the inner side of the fixed plate 5108 is rotatably connected to a rotating shaft 51091, and the surface of the rotating shaft 51091 is fixedly connected to a fixed sleeve 51092, and the surface of the fixed sleeve 51092 is fixedly connected to a cleaning brush 51093, and the front end of the top plate 515 is provided with a transmission wheel 51094, and the surface of the transmission wheel 51094 is rotatably connected to a transmission belt 51095, and the top of the top plate 515 is fixedly connected to a motor frame 51096, and the motor frame 51096 is provided with a control Motor 51097, when wastewater is introduced into anoxic tank 1 through anaerobic tank, will first enter wastewater sludge impurity pretreatment component 51 for pretreatment, and intercept larger impurities in wastewater through impurity filter plate 5103, which provides convenience for anoxic tank 1 to treat wastewater, and at the same time, control motor 51097 to drive transmission wheel 51094 and bottom rotating shaft 5106 to rotate, and drive multiple groups of limiting plugs 5101 to rotate through first bevel gear 5107 and second bevel gear 5109, and clean impurity filter plate 5103 through impurity filter plate 5103 to prevent clogging of debris and reduce filtering effect, and this component greatly improves the pretreatment effect of the device and improves the overall treatment efficiency of the device;

[0044] The rotating shaft 5106 is fixedly connected to the bottom of the transmission wheel 51094, the side block 5104 is fixedly connected to the bottom output end of the control motor 51097, and the first bevel gear 5107 is meshed with the second bevel gear 5109;

[0045] The second bevel gear 5109 is fixedly connected to the front end of the rotating shaft 51091, six groups of transmission wheels 51094 are provided, and six groups of rotating shafts 5106 are provided. The rotating shaft 51091, the fixing sleeve 51092, and the cleaning brush 51093 are provided on the top of the impurity filtering plate 5103;

[0046] The sludge flocculation component 52 includes a first water pump 521, which is fixedly connected to the front and rear ends of the right end of the top of the anoxic tank 1. A flocculant discharge pipe 522 is fixedly connected to the surface of the first water pump 521. A second water pump 523 is fixedly connected to the front and rear ends of the left end of the top of the anoxic tank 1. A sludge floc extraction pipe 524 is fixedly connected to the surface of the second water pump 523. During operation, the PAM flocculant can be introduced through the first water pump 521 and the flocculant discharge pipe 522 to make the sludge in the wastewater inside the anoxic tank 1 coagulate into flocs during the stirring process and settle at the bottom of the anoxic tank 1. Later, the sludge flocs can be extracted for treatment through the second water pump 523 and the sludge floc extraction pipe 524, thereby improving the treatment efficiency of the wastewater.

[0047] The first water pump 521 is provided with two groups, and the second water pump 523 is provided with two groups;

[0048] The anti-blocking drainage component 53 includes a drainage pipe 531, which is fixedly connected to the back of the partition 2. A third water pump 532 is installed on the back of the partition 2. A fixed frame 533 is fixedly connected to the front of the partition 2. A partition grille 534 is fixedly connected to the front front end of the fixed frame 533. A first connecting support plate 535 is fixedly connected to the top of the front of the partition 2. A second connecting support plate 536 is fixedly connected to the front front end of the top of the fixed frame 533. Telescopic push rods 537 are fixedly connected to the left and right ends of the bottom of the first connecting support plate 535. A scraper plate 538 is fixedly connected to the bottom surface of the telescopic push rod 537. The anti-blocking drainage component 53 is used for drainage. After being treated in the anoxic pool 1, water will be discharged through the drainage pipe 531. At this time, starting the telescopic push rod 537 can drive the scraper plate 538 to move to the surface of the partition grille 534 to prevent flocs from adhering to the surface of the partition grille 534 and causing blockage, thereby improving the drainage efficiency of the device.

[0049] Embodiment 2

[0050] See also Figure 1-10 , and on the basis of the first embodiment, the wastewater treatment stirring assembly 61 further comprises a sliding track 611, the sliding track 611 is fixedly connected to the top of the left and right ends of the outer end of the anoxic tank 1, the top of the sliding track 611 is slidably connected to a slider 612, the top of the slider 612 is fixedly connected to an external fixing frame 613, the bottom of the external fixing frame 613 is fixedly connected to an internal fixing frame 614, the bottom center of the external fixing frame 613 is rotatably connected to a main shaft 615, the top center of the external fixing frame 613 is installed with a motor 616, the top of the main shaft 615 is fixedly connected to a main gear 617, the left and right bottom of the external fixing frame 613 The end is rotatably connected with a driven shaft 618, the top of the driven shaft 618 surface is fixedly connected with a driven gear 619, the main shaft 615 and the bottom of the driven shaft 618 surface are fixedly connected with a sleeve 6101, the surface of the sleeve 6101 is fixedly connected with a stirring plate 6102, the surface of the stirring plate 6102 is provided with a through groove 6103, the left and right ends of the anoxic pool 1 are fixedly connected with an outer mounting plate 6104, the top of the outer mounting plate 6104 is installed with an air compressor 6105, the inner side of the air compressor 6105 is fixedly connected with a transmission pipe 6106, and the inner side of the transmission pipe 6106 is fixedly connected with a diffusion nozzle 6107;

[0051] The main gear 617 and the driven gear 619 mesh with each other, and the main gear 617 and the driven gear 619 are arranged on the top of the inner fixing frame 614, and the outer mounting plate 6104 and the air compression extractor 6105 are arranged in four groups;

[0052] The wastewater treatment filler placement assembly 62 includes a hanging frame 621, which is fixedly connected to the front and rear ends of the left and right sides of the anoxic pool 1. A placement frame 622 is provided inside the anoxic pool 1. The left and right ends of the top of the placement frame 622 are fixedly connected with hooks 623. The placement frame 622 is hung on the surface of the hanging frame 621 through the hooks 623. A through hole 624 is opened on the top of the placement frame 622, and a placement column 625 is fixedly connected inside the through hole 624.

[0053] An external bracket 3 is fixedly connected to the front end of the left side of the anoxic pool 1 , and a control console 4 is fixedly connected to the top of the external bracket 3 .

[0054] In actual operation, when the device is used, wastewater is introduced into the anoxic tank 1 through the anaerobic tank, and will first enter the wastewater sludge impurity pretreatment component 51 for pretreatment. The larger impurities in the wastewater are intercepted by the setting of the impurity filter plate 5103, which provides convenience for the anoxic tank 1 to treat wastewater. At the same time, the control motor 51097 will drive the transmission wheel 51094 and the rotating shaft 5106 at the bottom to rotate, and drive the multiple groups of limiting plugs 5101 to rotate through the first bevel gear 5107 and the second bevel gear 5109, and clean the impurity filter plate 5103 through the impurity filter plate 5103 to prevent the clogging of debris from reducing the filtering effect. This component greatly improves the pretreatment effect of the device and improves the overall treatment efficiency of the device.

[0055] The pretreated wastewater will be discharged into the anoxic tank 1 through the drain valve 512 and the drain pipe 513. The wastewater sludge impurity pretreatment component 51 is detachable as a whole. The staff can remove the pretreatment component bracket 514 as a whole for cleaning or maintenance by lifting the handle 516. The impurity filter plate 5103 in the filter plate placement groove 5102 can be removed and replaced by removing the clamping limit plate 5105.

[0056] After the wastewater is introduced into the anoxic pool 1, the wastewater treatment stirring assembly 61 can be started, the motor 616 drives the main shaft 615 and the main gear 617 to rotate, the main gear 617 drives the driven gear 619 to rotate synchronously, and the driven shaft 618 rotates accordingly, and the wastewater is stirred through the stirring plate 6102 and the through groove 6103 at the bottom. At the same time, the air compression extractor 6105 is started to discharge the air into the anoxic pool 1 through the diffusion nozzle 6107 for air stirring. The method of stirring the liquid by air flow mainly utilizes gas bubbling through the liquid layer to generate stirring effect. Through the interaction with the liquid, the mixing and convection of the liquid are promoted, thereby achieving an efficient stirring effect. The biological filler mounted on the surface of the placement rack 622 will ensure that the inside of the anoxic pool 1 always maintains an oxygen-deficient environment, thereby improving the treatment efficiency of the device;

[0057] During operation, the PAM flocculant can be introduced through the first water pump 521 and the flocculant discharge pipe 522 to make the sludge in the wastewater inside the anoxic tank 1 coagulate into flocs during the stirring process and settle at the bottom of the anoxic tank 1. Later, the sludge flocs can be extracted for treatment through the second water pump 523 and the sludge floc extraction pipe 524, thereby improving the wastewater treatment efficiency;

[0058] The anti-blocking drainage component 53 is used for drainage. After being treated in the anoxic pool 1, the water will be discharged through the drainage pipe 531. At this time, starting the telescopic push rod 537 can drive the scraper plate 538 to move to the surface of the partition grille 534 to prevent flocs from adhering to the surface of the partition grille 534 and causing blockage, thereby improving the drainage efficiency of the device.

[0059] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0060] Finally, it should be noted that the above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been 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. An anoxic tank for treating leather and fur processing wastewater, comprising an anoxic tank (1), characterized in that: The anoxic tank (1) is fixedly connected to a partition (2) at the rear end thereof. A wastewater impurity treatment mechanism (5) is arranged inside the anoxic tank (1). A wastewater treatment mechanism (6) is arranged on the surface of the anoxic tank (1). The wastewater impurity treatment mechanism (5) comprises a wastewater sludge impurity pretreatment component (51), a sludge flocculation component (52) and an anti-blocking drainage component (53). The wastewater sludge impurity pretreatment component (51) is arranged at the front end of the anoxic tank (1). The sludge flocculation component (52) is arranged on the middle surface of the anoxic tank (1). The anti-blocking drainage component (53) is arranged on the surface of the partition (2). The wastewater treatment mechanism (6) comprises a wastewater treatment stirring component (61) and a wastewater treatment filler placement component (62). The wastewater treatment stirring component (61) is arranged at the middle and outer surface of the anoxic tank (1). The wastewater treatment filler placement component (62) is arranged inside the anoxic tank (1). The wastewater sludge impurity pretreatment component (51) comprises a pretreatment chamber (511), the pretreatment chamber (511) is fixedly connected to the front end of the anoxic tank (1), the bottom of the pretreatment chamber (511) is fixedly connected to a sewage valve (512), the bottom of the sewage valve (512) is fixedly connected to a sewage pipe (513), a pretreatment component bracket (514) is arranged inside the pretreatment chamber (511), the top of the pretreatment component bracket (514) is fixedly connected to a top plate (515), the top of the top plate (515) is fixedly connected to a lifting handle (516), the four corners of the bottom of the pretreatment component bracket (514) are fixedly connected to limited position plugs (5101), the four corners of the bottom of the pretreatment chamber (511) are fixedly connected to a base (518), and the top of the base (518) is provided with a limited position plug hole (519); The front and rear ends of the pretreatment component bracket (514) are fixedly connected with a connecting plate (517), the bottom end of the connecting plate (517) is provided with a filter plate placement groove (5102), an impurity filtering filter plate (5103) is arranged inside the filter plate placement groove (5102), the front and back sides of the impurity filtering filter plate (5103) are fixedly connected with side blocks (5104), and the bottom end of the filter plate placement groove (5102) is clamped with a clamping limit plate (5105); The front end of the pretreatment component bracket (514) is rotatably connected to a rotating shaft (5106), the surface of the rotating shaft (5106) is fixedly connected to a first bevel gear (5107), the top of the connecting plate (517) is fixedly connected to a fixing plate (5108), the front of the fixing plate (5108) is provided with a second bevel gear (5109), the inside of the fixing plate (5108) is rotatably connected to a rotating shaft (51091), the surface of the rotating shaft (51091) is A fixing sleeve (51092) is fixedly connected, a cleaning brush (51093) is fixedly connected to the surface of the fixing sleeve (51092), a transmission wheel (51094) is arranged at the front end of the top of the top plate (515), a transmission belt (51095) is rotatably connected to the surface of the transmission wheel (51094), a motor frame (51096) is fixedly connected to the top of the top plate (515), and a control motor (51097) is arranged inside the motor frame (51096).

2. The anoxic tank for treating leather and fur processing wastewater according to claim 1, characterized in that: The rotating shaft (5106) is fixedly connected to the bottom of the transmission wheel (51094), the side block (5104) is fixedly connected to the bottom output end of the control motor (51097), and the first bevel gear (5107) is meshed with the second bevel gear (5109).

3. The anoxic tank for treating leather and fur processing wastewater according to claim 2, characterized in that: The second bevel gear (5109) is fixedly connected to the front end of the surface of the rotating shaft (51091), the transmission wheel (51094) is provided in six groups, the rotating shaft (5106) is provided in six groups, and the rotating shaft (51091), the fixing sleeve (51092), and the cleaning brush (51093) are arranged on the top of the impurity filtering plate (5103).

4. The anoxic tank for treating leather and fur processing wastewater according to claim 3, characterized in that: The sludge flocculation component (52) comprises a first water pump (521), the first water pump (521) is fixedly connected to the front and rear ends of the right end of the top of the anoxic tank (1), a flocculant discharge pipe (522) is fixedly connected to the surface of the first water pump (521), the front and rear ends of the left end of the top of the anoxic tank (1) are fixedly connected to the second water pump (523), and a sludge floc extraction pipe (524) is fixedly connected to the surface of the second water pump (523).

5. The anoxic tank for treating leather and fur processing wastewater according to claim 4, characterized in that: The first water pump (521) is provided in two groups, and the second water pump (523) is provided in two groups.

6. The anoxic tank for treating leather and fur processing wastewater according to claim 5, characterized in that: The anti-blocking drainage component (53) comprises a drainage pipe (531), the drainage pipe (531) is fixedly connected to the back of the partition (2), a third water pump (532) is installed on the back of the partition (2), a fixed frame (533) is fixedly connected to the front of the partition (2), a partition grille (534) is fixedly connected to the front end of the fixed frame (533), a first connecting support plate (535) is fixedly connected to the top of the front of the partition (2), a second connecting support plate (536) is fixedly connected to the front end of the top of the fixed frame (533), a telescopic push rod (537) is fixedly connected to the left and right ends of the bottom of the first connecting support plate (535), and a scraper plate (538) is fixedly connected to the bottom surface of the telescopic push rod (537).

7. The anoxic tank for treating leather and fur processing wastewater according to claim 6, characterized in that: The wastewater treatment stirring assembly (61) comprises a sliding track (611), wherein the sliding track (611) is fixedly connected to the top of the left and right ends of the outer end of the anoxic tank (1), the top of the sliding track (611) is slidably connected to a slider (612), the top of the slider (612) is fixedly connected to an external fixing frame (613), the bottom of the external fixing frame (613) is fixedly connected to an internal fixing frame (614), the bottom center of the external fixing frame (613) is rotatably connected to a main shaft (615), the top center of the external fixing frame (613) is equipped with a motor (616), the top of the surface of the main shaft (615) is fixedly connected to a main gear (617), and the bottom of the external fixing frame (613) is rotatably connected to a driven gear (614). A shaft (618) is provided, the top of the surface of the driven shaft (618) is fixedly connected with a driven gear (619), the bottom of the surface of the main shaft (615) and the driven shaft (618) is fixedly connected with a shaft sleeve (6101), the surface of the shaft sleeve (6101) is fixedly connected with a stirring plate (6102), the surface of the stirring plate (6102) is provided with a through groove (6103), the left and right ends of the anoxic tank (1) are fixedly connected with an outer mounting plate (6104), the top of the outer mounting plate (6104) is installed with an air compressor (6105), the inner side of the air compressor (6105) is fixedly connected with a transmission pipe (6106), and the inner side of the transmission pipe (6106) is fixedly connected with a diffusion nozzle (6107).

8. The anoxic tank for treating leather and fur processing wastewater according to claim 7, characterized in that: The main gear (617) and the driven gear (619) mesh with each other. The main gear (617) and the driven gear (619) are arranged on the top of the inner fixing frame (614). The outer mounting plate (6104) and the air compression extractor (6105) are arranged in four groups.

9. The anoxic tank for treating leather and fur processing wastewater according to claim 8, characterized in that: The wastewater treatment filler placement component (62) comprises a hanging frame (621), the hanging frame (621) is fixedly connected to the left and right sides and the front and rear ends of the anoxic tank (1), a placement frame (622) is arranged inside the anoxic tank (1), the left and right ends of the top of the placement frame (622) are fixedly connected with hooks (623), the placement frame (622) is hung on the surface of the hanging frame (621) through the hooks (623), the top of the placement frame (622) is provided with a through opening (624), and a placement column (625) is fixedly connected inside the through opening (624).

10. The anoxic tank for treating leather and fur processing wastewater according to claim 9, characterized in that: An external bracket (3) is fixedly connected to the front end of the left side of the anoxic pool (1), and a control console (4) is fixedly connected to the top of the external bracket (3).

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