CN108773927B

CN108773927B - Sewage purification equipment with anti-blocking function

Info

Publication number: CN108773927B
Application number: CN201810578999.6A
Authority: CN
Inventors: 孙磊
Original assignee: Shao Lijun
Current assignee: Shao Lijun
Priority date: 2018-06-07
Filing date: 2018-06-07
Publication date: 2021-02-12
Anticipated expiration: 2038-06-07
Also published as: CN108773927A

Abstract

The invention discloses sewage purification equipment with an anti-blocking function, which comprises a base, wherein a first platform, a second platform and a centrifuge are welded on the base, a coarse filtering device is arranged on the first platform, the coarse filtering device is communicated with a reaction device through a communicating pipe, and the centrifuge is provided with a centrifugal device. Has the advantages that: 1, obvious solid impurities are filtered in a coarse filtering barrel before sewage enters a reaction barrel, during filtering, a lot of impurities are attached to a screen, the screen rotates along with a master plate and is in contact with a brush, the brush can sun down the solid impurities on the screen to a sewage collection bin, more and more impurities are prevented from being collected on the screen to cause blockage, and a sewage collection box in the device is convenient to detach and clean and more convenient to clean; 2. impurities dissolved in the sewage are condensed into a solid state under the action of a flocculating agent, the solid impurities are centrifuged to the bottom of the barrel under the action of a centrifuge, and clear water is remained on the upper layer, so that the whole process of sewage treatment is completed.

Description

Sewage purification equipment with anti-blocking function

Technical Field

The invention relates to the technical field of sewage treatment, in particular to sewage purification equipment with an anti-blocking function.

Background

The definition of sewage treatment is: the sewage is purified to reach the water quality requirement of draining a certain water body or reusing the water body. In modern society, sewage treatment is widely applied to various fields such as buildings, agriculture, traffic, energy, petrifaction, environmental protection, urban landscape, medical treatment, catering and the like, and is increasingly carried into daily life of common people.

Many methods for treating sewage are used, no matter what treatment mode, sundries mixed in water are removed, and the filtration for removing impurity species in sewage is an essential step, but the phenomenon that a filtering device is blocked frequently occurs in the existing sewage treatment device, so that the working efficiency is low, when the filtering device is completely blocked, even the phenomenon that the filtering device cannot work occurs, if the filtering device is not treated in time, the situation that the device is short-circuited is likely to occur, so that a lot of manpower and material resources are consumed to check and treat the blocked position, and the device is required to be stopped at any time, so that the sewage treatment efficiency is extremely low.

Disclosure of Invention

The invention aims to solve the defect that a filtering device in sewage treatment equipment in the prior art is easy to block, and provides sewage purification equipment with an anti-blocking function.

In order to achieve the purpose, the invention adopts the following technical scheme: the utility model provides a sewage purification equipment who prevents stifled function in area, includes the base, first platform, second platform, centrifuge have from left to right welded in proper order on the base, be equipped with rough filtering device on the first platform, rough filtering device intercommunication has communicating pipe, one side intercommunication that first platform was kept away from to communicating pipe has reaction unit, one side intercommunication that rough filtering device was kept away from to reaction unit has the transportation pipe, install centrifugal device on the centrifuge, and centrifugal device's feed liquor end is corresponding with the liquid outlet position of transportation pipe.

In foretell sewage purification equipment that is used for a stifled function is prevented in area, rough filtering device includes the coarse strainer, the coarse strainer welding is on first platform, the coarse strainer right side wall is equipped with first recess, sliding connection has two sliders in the first recess, two the welding has the dirty box of collection on the slider, two inboard wall symmetries of the dirty box of collection bond have two brushes, install the biax motor through the bolt communicating on pipe, the left output shaft of biax motor is first output shaft, the output shaft on biax motor right side is the second output shaft, first output shaft runs through the lateral wall of coarse strainer and through flat key fixedly connected with master, it has the screen cloth to bond on the master, the screen cloth is the loop configuration, the upper portion of screen cloth is located between two brushes and frictional contact.

In the above sewage purification apparatus with an anti-blocking function, the reaction device comprises a reaction barrel welded on a second platform, the right end of the second output shaft penetrates through the side wall of the reaction barrel and is fixedly connected with a first bevel gear through a flat key, the first bevel gear is meshed with a second bevel gear and a third bevel gear, the second bevel gear is fixedly connected with a first rotating shaft through a flat key, the first rotating shaft is fixedly connected with a first cylindrical gear through a flat key, the first cylindrical gear is meshed with a second cylindrical gear, the second cylindrical gear is fixedly connected with a second rotating shaft through a flat key, the first rotating shaft and the second rotating shaft are respectively rotatably connected with the upper wall of the reaction barrel through a first bearing, the second bevel gear is fixedly connected with a third rotating shaft through a flat key, and the third rotating shaft is fixedly connected with a third cylindrical gear through a flat key, the third cylindrical gear is meshed with a fourth cylindrical gear, the fourth cylindrical gear is fixedly connected with a fourth rotating shaft through a flat key, the bottom ends of the third rotating shaft and the fourth rotating shaft are rotatably connected with the bottom wall of the reaction barrel through a second bearing, the lower end of the second rotating shaft and the upper end of the fourth rotating shaft are fixedly connected with stirring blades, and the upper right side of the reaction barrel is provided with a through hole and welded with a cylindrical pesticide feeding pipe.

In the above sewage purification apparatus with anti-blocking function, the centrifuge device comprises four main rotating seats, each main rotating seat is symmetrically welded on the centrifuge table, each main rotating seat is rotatably connected with the centrifuge bucket, the port at the right end of the transport pipe is vertically downward and is positioned above the centrifuge bucket, sliding grooves are formed in the front inner wall and the rear inner wall of the upper end of the centrifuge bucket, a fixed pin is welded at the left end of each sliding groove, a first sealing plate is rotatably connected to the fixed pin, a second sealing plate is rotatably connected to the first sealing plate through a pin shaft, a third sealing plate is rotatably connected to the second sealing plate through a pin shaft, a fourth sealing plate is rotatably connected to the third sealing plate, a movable pin is welded at one end of the fourth sealing plate far away from the third sealing plate, the movable pin is slidably connected with the sliding grooves, a handle is welded on the fourth sealing plate, and balancing weights are welded on the lower surfaces of, the centrifugal barrel is characterized in that a fixed ring is welded on the outer wall of the centrifugal barrel, a fixed rope is tied on the fixed ring, sealing rubber strips are arranged at one end, close to a fixed pin, of the first sealing plate and one end, close to a movable pin, of the fourth sealing plate, a cushion block is welded at the lower end of the centrifugal barrel, a secondary rotating seat is welded on the cushion block, a hydraulic cylinder is rotatably connected onto the secondary rotating seat, a second groove is formed in the centrifugal table, the lower end of the hydraulic cylinder is slidably connected with the second groove, a first baffle is welded in the centrifugal barrel, a second baffle is slidably connected onto the first baffle, through holes are formed in positions, corresponding to the first baffle and the second baffle, of the second baffle, a sliding shaft is welded at the right end of the second baffle, the left end of the second baffle is connected to the inner wall of the centrifugal barrel through a spring, the sliding shaft penetrates through the inner, the fixed block is welded with a first stop dog and a second stop dog, third grooves are formed in the first stop dog and the second stop dog, and the fixture blocks are in transition fit with the third grooves.

In the foretell sewage purification equipment that is used for a area to prevent stifled function, the left end welding of communicating pipe is at coarse filter barrel right side lower extreme, the right-hand member welding of communicating pipe is at the left side wall of retort.

In the above-mentioned sewage purification equipment that is used for a area to prevent stifled function, the welding of the right lower extreme of reaction barrel has the transport pipe, be equipped with the water pump on the transport pipe.

In foretell a sewage purification equipment who prevents stifled function in area, the brush contains brush board, brush hair, brush handle, the brush handle bonds on the dirty box inner wall of collection, the brush has the brush board to last bonding, it has the brush hair to bond on the brush board, the dirty storehouse of collection that contains in the dirty box of collection.

Compared with the prior art, the invention has the advantages that: 1, obvious solid impurities are filtered in a coarse filtering barrel before sewage enters a reaction barrel, during filtering, a lot of impurities are attached to a screen, the screen rotates along with a master plate and is in contact with a brush, the brush can sun down the solid impurities on the screen to a sewage collection bin, more and more impurities are prevented from being collected on the screen to cause blockage, and a sewage collection box in the device is convenient to detach and clean and more convenient to clean; 2. impurities dissolved in the sewage are condensed into a solid state under the action of a flocculating agent, the solid impurities are centrifuged to the bottom of the barrel under the action of a centrifuge, and clear water is remained on the upper layer, so that the whole process of sewage treatment is completed.

Drawings

FIG. 1 is a schematic structural diagram of a sewage purification apparatus with an anti-blocking function according to the present invention;

FIG. 2 is a schematic structural diagram of a coarse filter vat part of the sewage purification equipment with the anti-blocking function, which is provided by the invention;

FIG. 3 is a schematic structural view of a reaction barrel part of the sewage purification device with an anti-blocking function according to the present invention;

FIG. 4 is a schematic structural view of a centrifugal barrel part of a sewage purification device with an anti-blocking function according to the present invention;

FIG. 5 is an enlarged schematic view of part A of a sewage purification apparatus with an anti-blocking function according to the present invention;

FIG. 6 is a schematic side view of a part of a centrifugal barrel of a sewage purification apparatus with an anti-blocking function according to the present invention;

FIG. 7 is a schematic structural diagram of a closed state of a centrifugal barrel of the sewage purification device with an anti-blocking function according to the present invention;

FIG. 8 is a schematic side view of part B of a sewage treatment apparatus with an anti-blocking function according to the present invention;

FIG. 9 is a schematic side view of part C of a sewage purification apparatus with an anti-blocking function according to the present invention;

FIG. 10 is a schematic structural view of a centrifugal barrel part of a sewage purification device with an anti-blocking function according to the present invention in a contracted state of a hydraulic cylinder;

FIG. 11 is a schematic structural view of a sewage collecting box of a sewage purifying apparatus with an anti-blocking function according to the present invention;

FIG. 12 is a schematic structural view of a brush part of the sewage purification apparatus with an anti-blocking function according to the present invention;

FIG. 13 is a schematic structural diagram showing the positional relationship among a dirt collecting box, a mother plate and a screen of the sewage purification apparatus with an anti-blocking function according to the present invention;

FIG. 14 is a schematic perspective view of a second baffle portion of a sewage purification apparatus with an anti-blocking function according to the present invention;

fig. 15 is a schematic cross-sectional structure view of a second baffle part of a centrifugal barrel of the sewage purification device with the anti-blocking function.

In the figure: 1 base, 2 first platform, 3 second platform, 4 centrifugal platform, 5 rough filtering barrel, 6 reaction barrel, 7 centrifugal barrel, 8 communicating pipe, 9 transport pipe, 10 water pump, 11 centrifugal machine, 12 dirt collecting box, 13 slide block, 14 double-shaft motor, 15 first output shaft, 16 mother set, 17 screen mesh, 18 brush, 19 second output shaft, 20 first bevel gear, 21 second bevel gear, 22 third bevel gear, 23 first rotating shaft, 24 first cylindrical gear, 25 second rotating shaft, 26 second cylindrical gear, 27 stirring blade, 28 third rotating shaft, 29 third cylindrical gear, 30 fourth rotating shaft, 31 fourth cylindrical gear, 32 medicine feeding pipe, 33 chute, 34 first sealing plate, 35 second sealing plate, 36 third sealing plate, 37 fourth sealing plate, 38 pull handle, 39 fixing rope, 40 fixing ring, 41 balancing weight, 42 sealing rubber strip, 43, 44 times rotating seat, 45 hydraulic cylinder, 46 sewage discharge outlet, 41 sewage discharge outlet, 47 main rotating seats, 48 first baffle plates, 49 second baffle plates, 50 springs, 51 fixed blocks, 52 first baffle plates, 53 second baffle plates, 54 sliding shafts, 55 limited blocks, 56 fixed blocks, 57 fixed pins, 58 movable pins, 121 sewage collecting bins, 181 brush plates, 182 bristles and 183 brush handles.

Detailed Description

The following examples are for illustrative purposes only and are not intended to limit the scope of the present invention.

Examples

Referring to fig. 1-15, a sewage purification equipment of stifled function is prevented in area, including base 1, first platform 2, second platform 3, centrifuge 11 have welded in proper order from left to right on base 1, are equipped with rough filter on first platform 2, more specifically, rough filter includes coarse filter 5, coarse filter 5 welds on first platform 2, coarse filter 5 right side wall is equipped with first recess, sliding connection has two sliders 13 in the first recess, the welding has dirty box 12 of collection on two sliders 13, two inboard wall symmetries of dirty box 12 bond there are two brushes 18.

Further, the brush 18 comprises a brush board 181, brush hairs 182 and a brush handle 183, the brush handle 183 is adhered to the inner wall of the dirt collecting box 12, the brush board 181 is adhered to the brush handle 183, and the brush hairs 182 are adhered to the brush board 181; the dirt collecting box 12 contains a dirt collecting bin 121.

The communicating pipe 8 is provided with a double-shaft motor 14 through a bolt, an output shaft on the left side of the double-shaft motor 14 is a first output shaft 15, an output shaft on the right side of the double-shaft motor 14 is a second output shaft 19, the first output shaft 15 penetrates through the side wall of the coarse filter barrel 5 and is fixedly connected with a master plate 16 through a flat key, a screen 17 is bonded on the master plate 16, the screen 17 is of an annular structure, and the upper portion of the screen 17 is located between two brushes 18 and is in friction contact.

The rough filtering device is communicated with a communicating pipe 8, one side of the communicating pipe 8 far away from the first platform 2 is communicated with a reaction device, more specifically, the reaction device comprises a reaction barrel 6, the reaction barrel 6 is welded on the second platform 3, the right end of a second output shaft 19 penetrates through the side wall of the reaction barrel 6 and is fixedly connected with a first bevel gear 20 through a flat key, the first bevel gear 20 is engaged with a second bevel gear 21 and a third bevel gear 22, the second bevel gear 21 is fixedly connected with a first rotating shaft 23 through a flat key, the first rotating shaft 23 is rotatably connected with the upper wall of the reaction barrel 6 through a bearing, the first rotating shaft 23 is fixedly connected with a first cylindrical gear 23 through a flat key, the first cylindrical gear 23 is engaged with a second cylindrical gear 26, the second cylindrical gear 26 is fixedly connected with a second rotating shaft 25 through a flat key, the second rotating shaft 25 is rotatably connected with the upper wall of the reaction barrel 6 through a bearing, the lower end of the second rotating shaft 25, second bevel gear 21 is through flat key fixedly connected with third pivot 28, third pivot 28 passes through the bearing and is connected with the rotation of the wall about reaction barrel 6, third pivot 28 is through flat key fixedly connected with third cylindrical gear 29, third cylindrical gear 29 meshes there is fourth cylindrical gear 31, fourth cylindrical gear 31 is through flat key fixedly connected with fourth pivot 30, fourth pivot 30 passes through the bearing and is connected with the rotation of the 6 lower walls of reaction barrel, fourth pivot 30 upper end fixedly connected with stirring leaf 27, the welding of the 6 right lower extremes of reaction barrel has transport pipe 9, the upper right side of reaction barrel is opened there is the through-hole and the welding has columniform to throw pencil 32.

The reaction device is arranged on the second platform 3, one side of the reaction device, which is far away from the rough filtering device, is communicated with the conveying pipe 9, the centrifugal machine 11 is provided with a centrifugal device, the liquid inlet end of the centrifugal device corresponds to the position of the liquid outlet of the conveying pipe 9, more specifically, the centrifugal device comprises four main rotating seats 47, each main rotating seat 47 is symmetrically welded on the centrifugal platform 4, each main rotating seat 47 is rotatably connected with the centrifugal barrel 7, the front side wall and the rear side wall of the upper end of the centrifugal barrel 7 are provided with sliding grooves 33, the left end of each sliding groove 33 is welded with a fixing pin 57, the fixing pin 57 is rotatably connected with a first sealing plate 34, the first sealing plate 34 is rotatably connected with a second sealing plate 35 through a pin shaft, the second sealing plate 35 is rotatably connected with a third sealing plate 36 through a pin shaft, the third sealing plate 36 is rotatably connected with a fourth, the movable pin 58 is connected with the sliding groove 33 in a sliding manner, the handle 38 is welded on the fourth sealing plate 37, the lower surfaces of the first sealing plate 34 and the fourth sealing plate 37 are welded with the balancing weight 41, the outer wall of the centrifugal barrel 7 is welded with the fixed ring 40, the fixed rope 39 is tied on the fixed ring 40, one end of the first sealing plate 34 close to the fixed pin 57 is provided with the sealing rubber strip 42, one end of the fourth sealing plate 37 close to the movable pin 58 is provided with the sealing rubber strip 42, the lower end of the centrifugal barrel 7 is welded with the cushion block 43, the secondary rotating seat 44 is welded on the cushion block 43, the hydraulic cylinder 45 is connected on the secondary rotating seat 44 in a rotating manner, the centrifugal table 4 is provided with a second groove, the lower end of the hydraulic cylinder 45 is connected with the second groove in a sliding manner, the first baffle plate 48 is welded in the centrifugal barrel 7, the second baffle plate 49 is connected on the first baffle plate, and its left end is connected to the inner wall of centrifugation bucket through the spring, sliding shaft 54 runs through 7 inner walls of centrifugation bucket and is rotationally connected with stopper 55, the stopper 55 is last to have welded

fixture block

56, 7 outer wall welding of centrifugation bucket has fixed block 51, the welding has first dog 52 and second dog 53 on the fixed block 51, it has the third recess to open on first dog 52 and the second dog 53, fixture block 56 just with third recess transition fit, 8 left ends welding in the right lower extreme of coarse filter barrel 5 of communicating pipe, 8 right-hand members welding in the left side wall of retort 6 of communicating pipe, the welding of the right lower extreme of retort 6 has transport pipe 9, transport pipe 9 right-hand member interface is vertical downwards and is located the top of centrifugation bucket 7, be equipped with water pump 10 on the transport pipe 9.

When the device is used, sewage is firstly stored in the coarse filter barrel 5, the sewage flows into the reaction barrel 6 from the communicating pipe 8 due to the communication between the coarse filter barrel 5 and the reaction barrel 6, in the process, the sewage passes through the screen 17, at the moment, solid impurities in the sewage are completely filtered by the screen 17 and are left on the surface of the screen 17, the screen 17 rotates along with the master 16 as the double-shaft motor 14 drives the master 16, when the solid impurities on the screen 17 rotate to the brush 18, the brush 18 brushes down the solid impurities on the solid impurities and falls into the sewage collecting bin 121, and when more pollutants are stored in the sewage collecting bin 121, the sewage collecting box 12 is upwards taken out, the pollutants in the sewage collecting box are poured out and then placed back to the sewage collecting box;

the coarse-filtered sewage is removed with larger particles of impurities, the remaining impurities are fine particles or impurities dissolved in water, at this time, a proper amount of flocculant is added into the reaction barrel 6 from the dosing pipe 32, at this time, the second output shaft 19 of the double-shaft motor 14 drives the first bevel gear 20, the upper and lower stirring blades 27 are reversely rotated under the transmission action of the second bevel gear 21, the third bevel gear 22, the first rotating shaft 23, the first cylindrical gear 24, the second rotating shaft 25, the second cylindrical gear 26, the third rotating shaft 28, the third cylindrical gear 29, the fourth rotating shaft 30 and the fourth cylindrical gear 31, the opposite rotating directions can enable the sewage in the reaction barrel 6 to be more fully stirred, the sewage in the reaction barrel 6 is more fully mixed with the flocculant, the impurities in the sewage are fully reacted with the flocculant and are coagulated into a solid state, the water pump 10 pumps the sewage after the reaction in the reaction barrel 6 into the centrifugal barrel 7, the fixed rope 39 is unfastened, the fixed rope 39 is separated from the handle 38, the handle 38 is pulled to enable the movable pin 58 to slide on the sliding groove 33, when the first sealing plate 34, the second sealing plate 35, the third sealing plate 36 and the fourth sealing plate 37 simultaneously rotate to be in a horizontal state, the movable pin 58 just moves to the edge of the sliding groove 33, and the sealing rubber strip 42 near the movable pin 58 is enabled to be abutted against the inner side wall of the centrifugal barrel 7;

at this time, it is worth to be noted that the front and rear sides of the four sealing plates are provided with the sealing rubber strips 42, so far, the sewage in the centrifugal barrel 7 is sealed in the sealing rubber strips, the hydraulic cylinder 45 is started to contract, the centrifugal barrel 7 rotates around the main rotating seat 47, and when the hydraulic cylinder 45 contracts to the shortest position, the centrifugal barrel 7 is kept in a horizontal state; at the moment, the positions of the through holes on the first baffle plate 48 and the second baffle plate 49 are the same, the upper and lower areas of the two baffle plates are communicated, the centrifugal machine 11 is started, the centrifugal table 4 rotates at a high speed around the centrifugal machine 11 and is kept for 20 minutes, then solid impurities coagulated in the centrifugal barrel 7 move to the bottom of the centrifugal barrel 7 from the through holes on the two baffle plates, the limiting block 55 is pressed and rotated after centrifugation is completed, the second baffle plate 49 slides under the action of the spring 50, the through holes of the first baffle plate 48 and the second baffle plate 49 are staggered, the upper and lower parts of the baffle plates are kept closed, and in the process, the existence of the balancing weight 41 can prevent 4 sealing plates from rotating and tilting, so that the sealing effect is better; after centrifugation is finished, the sewage discharge outlet at the lower layer is opened to clean the sewage therein, and the clean water at the upper layer can be poured out by pulling the handle 38;

it is worth emphasizing that the device can use the mixed flocculant with the common ratio of polyaluminium chloride, ferric polysulfate and polyacrylamide being 4:3:1, but the cost and the proportion of the flocculant can be adjusted according to different impurity types in the sewage; proper amount of disinfectant should be added into the flocculating agent.

Although the base 1, the first platform 2, the second platform 3, the centrifugal platform 4, the rough filtering barrel 5, the reaction barrel 6, the centrifugal barrel 7, the communicating pipe 8, the conveying pipe 9, the water pump 10, the centrifuge 11, the dirt collecting box 12, the sliding block 13, the double-shaft motor 14, the first output shaft 15, the master plate 16, the screen 17, the brush 18, the second output shaft 19, the first bevel gear 20, the second bevel gear 21, the third bevel gear 22, the first rotating shaft 23, the first cylindrical gear 24, the second rotating shaft 25, the second cylindrical gear 26, the stirring blade 27, the third rotating shaft 28, the third cylindrical gear 29, the fourth rotating shaft 30, the fourth cylindrical gear 31, the dosing pipe 32, the sliding chute 33, the first sealing plate 34, the second sealing plate 35, the third sealing plate 36, the fourth sealing plate 37, the handle 38, the fixing rope 39, the fixing ring 40, the balancing weight 41, the sealing rubber strip 42, the cushion block 43, the sub-rotating seat 44, the first sealing plate 32, the second, The hydraulic cylinder 45, the sewage draining outlet 46, the main rotating seat 47, the first baffle plate 48, the second baffle plate 49, the spring 50, the fixed block 51, the first stop block 52, the second stop block 53, the sliding shaft 54, the limit block 55, the clamping block 56, the fixed pin 57, the movable pin 58, the sewage collecting bin 121, the brush plate 181, the brush bristles 182, the brush handle 183 and other terms are used, but the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed as being without limitation to any additional limitations that may be imposed by the spirit of the present invention.

Claims

1. The sewage purification equipment with the anti-blocking function comprises a base (1) and is characterized in that a first platform (2), a second platform (3) and a centrifugal machine (11) are sequentially welded on the base (1) from left to right, a coarse filtering device is arranged on the first platform (2), the coarse filtering device is communicated with a communicating pipe (8), one side, away from the first platform (2), of the communicating pipe (8) is communicated with a reaction device, one side, away from the coarse filtering device, of the reaction device is communicated with a conveying pipe (9), the centrifugal machine (11) is provided with the centrifugal device, and the liquid inlet end of the centrifugal device corresponds to the liquid outlet position of the conveying pipe (9);

the coarse filtration device comprises a coarse filtration barrel (5), the coarse filtration barrel (5) is welded on a first platform (2), the right side wall of the coarse filtration barrel (5) is provided with a first groove, two sliders (13) are slidably connected in the first groove and are welded on the sliders (13), two dirt collecting boxes (12) are symmetrically bonded on the two inner side walls of each dirt collecting box (12) and are provided with two brushes (18), a double-shaft motor (14) is installed on a communication pipe (8) through bolts, the left output shaft of the double-shaft motor (14) is a first output shaft (15), the output shaft on the right side of the double-shaft motor (14) is a second output shaft (19), the first output shaft (15) penetrates through the side wall of the coarse filtration barrel (5) and is fixedly connected with a master plate (16) through a flat key, a screen (17) is bonded on the master plate (16), and the screen (17) is, the upper part of the screen (17) is positioned between two brushes (18) and is in friction contact;

the reaction device comprises a reaction barrel (6), the reaction barrel (6) is welded on a second platform (3), the right end of a second output shaft (19) penetrates through the side wall of the reaction barrel (6) and is fixedly connected with a first bevel gear (20) through a flat key, the first bevel gear (20) is meshed with a second bevel gear (21) and a third bevel gear (22), the second bevel gear (21) is fixedly connected with a first rotating shaft (23) through a flat key, the first rotating shaft (23) is fixedly connected with a first cylindrical gear (24) through a flat key, the first cylindrical gear (24) is meshed with a second cylindrical gear (26), the second cylindrical gear (26) is fixedly connected with a second rotating shaft (25) through a flat key, and the first rotating shaft (23) and the second rotating shaft (25) are respectively and rotatably connected with the upper wall of the reaction barrel (6) through a first bearing, the second bevel gear (21) is fixedly connected with a third rotating shaft (28) through a flat key, the third rotating shaft (28) is fixedly connected with a third cylindrical gear (29) through a flat key, the third cylindrical gear (29) is meshed with a fourth cylindrical gear (31), the fourth cylindrical gear (31) is fixedly connected with a fourth rotating shaft (30) through a flat key, the bottom ends of the third rotating shaft (28) and the fourth rotating shaft (30) are rotatably connected with the inner bottom wall of the reaction barrel (6) through a second bearing, the lower end of the second rotating shaft (25) and the upper end of the fourth rotating shaft (30) are both fixedly connected with stirring blades (27), the right upper side of the reaction barrel (6) is provided with a through hole and welded with a cylindrical dosing pipe (32);

the centrifugal device comprises four main rotating seats (47), wherein each main rotating seat (47) is symmetrically welded on a centrifugal table (4), each main rotating seat (47) is rotatably connected with a centrifugal barrel (7), a port at the right end of a conveying pipe (9) is vertically downward and is positioned above the centrifugal barrel (7), sliding grooves (33) are formed in the front inner wall and the rear inner wall of the upper end of the centrifugal barrel (7), a fixing pin (57) is welded at the left end of each sliding groove (33), a first sealing plate (34) is rotatably connected onto each fixing pin (57), a second sealing plate (35) is rotatably connected onto each first sealing plate (34) through a pin shaft, a third sealing plate (36) is rotatably connected onto each second sealing plate (35) through a pin shaft, a fourth sealing plate (37) is rotatably connected onto each third sealing plate (36), and a movable pin (58) is welded at one end, far away from each third sealing plate (36), of each fourth sealing plate (, the movable pin (58) is connected with the sliding groove (33) in a sliding manner, the fourth sealing plate (37) is welded with a handle (38), the lower surfaces of the first sealing plate (34) and the fourth sealing plate (37) are welded with a balancing weight (41), the outer wall of the centrifugal barrel (7) is welded with a fixing ring (40), the fixing ring (40) is tied with a fixing rope (39), one end of the first sealing plate (34) close to the fixing pin (57) and one end of the fourth sealing plate (37) close to the movable pin (58) are both provided with a sealing rubber strip (42), the lower end of the centrifugal barrel (7) is welded with a cushion block (43), the cushion block (43) is welded with a secondary rotating seat (44), the secondary rotating seat (44) is connected with a hydraulic cylinder (45) in a rotating manner, the centrifugal platform (4) is provided with a second groove, and the lower end of the hydraulic cylinder (45) is connected, welded first baffle (48) in centrifuge tube (7), sliding connection has second baffle (49) on first baffle (48), first baffle (48) correspond the position with second baffle (49) and are equipped with the through-hole, second baffle (49) right-hand member welding has sliding shaft (54), and its left end passes through spring coupling to centrifuge tube's inner wall, sliding shaft (54) run through centrifuge tube (7) inner wall and rotate and are connected with stopper (55), welded fixture block (56) on stopper (55), centrifuge tube (7) outer wall welding has fixed block (51), the welding has first dog (52) and second dog (53) on fixed block (51), it has the third recess to open on first dog (52) and second dog (53), fixture block (56) just with third recess transition fit.

2. The sewage purification equipment with the anti-blocking function according to claim 1, wherein the left end of the communicating pipe (8) is welded at the lower right end of the coarse filter barrel (5), and the right end of the communicating pipe (8) is welded at the left side wall of the reaction barrel (6).

3. The sewage purification equipment with the anti-blocking function according to claim 1, wherein a transport pipe (9) is welded at the right lower end of the reaction barrel (6), and a water pump (10) is arranged on the transport pipe (9).

4. The sewage purification device with the anti-blocking function according to claim 1, wherein the brush (18) comprises a brush plate (181), bristles (182) and a brush handle (183), the brush handle (183) is adhered to the inner wall of the sewage collection box (12), the brush plate (181) is adhered to the brush handle (183), the bristles (182) are adhered to the brush plate (181), and the sewage collection box (12) is internally provided with a sewage collection bin (121).