CN115869668A

CN115869668A - Fried chicken factory sewage treatment device

Info

Publication number: CN115869668A
Application number: CN202310171390.8A
Authority: CN
Inventors: 王靖壹; 王德定; 张虎; 钱世洲; 乔媛媛; 张广景; 宋文豪; 王君晓
Original assignee: Shandong Hongyi Food Co ltd
Current assignee: Shandong Hongyi Food Co ltd
Priority date: 2023-02-28
Filing date: 2023-02-28
Publication date: 2023-03-31

Abstract

The invention discloses sewage treatment equipment for a fried chicken factory, which belongs to the field of sewage treatment and comprises a reservoir, wherein a standing groove is formed in the left side in the reservoir, transmission mechanisms are arranged in the front inner wall and the rear inner wall of the reservoir, a plurality of cleaning mechanisms are connected between the two transmission mechanisms, and each cleaning mechanism comprises a scraper fixedly connected with the side wall of the transmission mechanism; the top of a plurality of the scraper blades is all rotationally connected with a drive plate, the two sides of the drive plate are all extended to form a plurality of protruding blocks, and the scraper blades are all rotationally connected with a rotating rod between the corresponding drive plates. Through rotatory drive plate, can be to the waste water clearance of high liquid level and low liquid level, and when low liquid level waste water, drive plate and liquid level form the contained angle, and it is more convenient that the drive plate promotes the floater of horizontal plane, can handle the waste water of different water levels.

Description

Fried chicken factory sewage treatment device

Technical Field

The invention relates to the field of sewage treatment, in particular to sewage treatment equipment for a fried chicken factory.

Background

Sewage treatment is a process of purifying sewage to meet the water quality requirement of discharging the sewage into a certain water body or reusing the sewage. The 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 the sewage treatment also increasingly enters the daily life of common people, and a large amount of oil stains and particles generated after starch frying exist in the sewage generated by a chicken frying factory, and the sewage can be discharged only after being filtered.

Handle the water in the pond of waste water in the reality and be connected with the cistern, the entering of workman control waste water, but the switch is all probably to appear waste water height nonconformity at every turn, and when gathering the mud board lower the waste water horizontal plane, it is difficult to promote the floater to gather the mud board, and when the waste water level was high, it leads to waste water and floater to flow into the collection pipeline together to gather the mud board removal, and it is poor to handle the waste water effect.

Disclosure of Invention

Aiming at the problems in the prior art, the invention aims to provide sewage treatment equipment for a fried chicken factory, which can clean waste water with high liquid level and waste water with low liquid level by rotating a driving plate, and can more conveniently push floating objects on the horizontal plane by the driving plate due to the fact that the driving plate forms an included angle with the liquid level when the waste water with low liquid level is treated, and the problem that the effect of pushing the floating objects is poor due to the fact that the convex blocks cannot be contacted with the horizontal plane after the horizontal plane is too low is avoided.

In order to solve the above problems, the present invention adopts the following technical solutions.

A standing groove is formed in the left side of the interior of a water storage tank, transmission mechanisms are arranged in the front inner wall and the rear inner wall of the water storage tank, a plurality of cleaning mechanisms are connected between the two transmission mechanisms, and each cleaning mechanism comprises a scraper fixedly connected with the side wall of the transmission mechanism;

it is a plurality of the top of scraper blade all rotates and is connected with the drive plate, and is a plurality of the both sides of drive plate all extend and form a plurality of protruding pieces, and is a plurality of the scraper blade all with correspond to rotate between the drive plate and be connected with the bull stick, it is a plurality of the drive plate all with the bull stick welding that corresponds, it is a plurality of the scraper blade all with bull stick interference fit, clearance mechanism is to the direction downward sloping setting of keeping away from the standing groove.

Furthermore, a plurality of the equal fixed connection rubber ring in surface of bull stick, it is a plurality of the equal fixed connection ring in surface of rubber ring, it is a plurality of the equal annular array in inside of ring distributes a plurality of cylinders.

Further, it is a plurality of the holding tank that holds the cylinder removal is all seted up to the inside of ring, and is a plurality of the arc wall that matches with the cylinder is all seted up to the inside correspondence cylinder of scraper blade.

Further, the inside right side top of cistern is provided with collects the mechanism, collect the mechanism including the collecting pipe that runs through inner wall behind the cistern, the groove that passes through that holds the floater is seted up to the inside of collecting pipe, the collecting pipe rotates with the cistern to be connected.

Furthermore, the collecting pipe extends to the outside one end welding of cistern and has first gear, the one end that the collecting pipe is close to first gear is connected with the connecting pipe, the surface cover is equipped with the sealing ring on connecting pipe and collecting pipe junction, the collecting pipe rotates with the connecting pipe to be connected.

Further, the left side of first gear is provided with the motor, the output shaft tip welding of motor has the second gear, second gear and first gear engagement, the motor is close to one side skin weld of cistern and has a plurality of installation pieces that are the semi-ring and distribute, and is a plurality of the installation piece is close to the one end and the cistern welding of cistern.

Furthermore, the inside sliding connection of scraper blade has the piece of stretching out, the shape of cross section that stretches out the piece is right trapezoid, stretch out the inclined plane when the piece is rotatory to the drive mechanism below and laminate with the inner wall bottom of cistern, it is provided with the spring to stretch out between piece and the scraper blade, the spring with stretch out the piece and laminate mutually.

Further, the both sides of stretching out the piece all extend and form the extension piece, the shifting chute has all been seted up to the inside position that corresponds the extension piece of scraper blade, two the equal sliding connection of extension piece is in the inside in the shifting chute that corresponds.

Furthermore, the bottom of the scraper blade is fixedly connected with a limiting plate, and the length of the limiting plate is the same as that of the scraper blade.

Furthermore, a groove communicated with the moving groove is formed in the limiting plate, and the groove in the limiting plate is matched with the extending block.

Compared with the prior art, the invention has the following beneficial effects:

1. this scheme is through rotatory drive plate, can be to the waste water clearance of high liquid level and low liquid level, and when low liquid level waste water, drive plate and liquid level formation contained angle, and it is more convenient that the drive plate promotes the floater of horizontal plane, can handle the waste water of different water levels, avoids the horizontal plane to hang down protruding piece after low excessively can not contact with the horizontal plane, leads to promoting the floater effect poor.

2. This scheme passes through the inside that the cylinder reachd the arc wall, realizes fixed between scraper blade and the drive plate, makes rotatory after-fixing more convenient, prevents to remove in-process drive plate rotation, leads to the floater to get back to original position once more through the drive plate, will promote the floater once more.

3. This scheme makes the trough of passing through that the collecting pipe surface was seted up rotatory after passing through the collecting pipe rotation, and can collect the floater of different liquid level height through the trough rotation, and is more convenient to collecting the floater, avoids the liquid level too high to lead to partial waste water discharge, avoids the liquid level to lead to excessively being difficult to the collection to the suspended solid.

This scheme passes through the extrusion of spring, makes the bottom contact of stretching out the piece all the time with the cistern, need not utilize the scraper blade to promote, and need not frequently change the piece of stretching out, and is better to the protection of scraper blade, and stretches out the slope of piece bottom, makes the slope of stretching out the piece to the cistern tank bottom direction mapping and the tank bottom plane between the contained angle be 90 degrees, makes things convenient for the scraper blade to promote cistern tank bottom precipitate when the cistern tank bottom top is removed.

This scheme is removed in the inside of shifting chute through the extension piece that stretches out a both sides, makes to stretch out the piece and removes more stably, prevents to stretch out the piece and removes and take place the incline, leads to stretching out only partial contact of piece and cistern tank bottom, leads to promoting the precipitate effect poor, and a large amount of precipitates gathers in the bottom of cistern, causes sewage treatment slow.

6. This scheme is through taking off the limiting plate, and the piece that stretches out that the convenience is serious to wearing and tearing takes out the piece of stretching out of change new, and stretches out the piece and laminate mutually with the spring, can not cause the influence to the spring, and it is more convenient to use, avoids being difficult to change after stretching out the piece, and the tank bottom of cistern causes wearing and tearing to the scraper blade, makes the whole needs of clearance mechanism change, and it is more troublesome to make the change.

Drawings

FIG. 1 is a schematic view of the structure of a sewage treatment apparatus according to the present invention;

FIG. 2 is a half sectional view of the sewage treatment apparatus of the present invention;

FIG. 3 is a back side half sectional view of the sewage treatment apparatus of the present invention;

FIG. 4 is a back side view of the sewage treatment apparatus of the present invention;

FIG. 5 is a schematic structural view of the cleaning mechanism of the present invention;

FIG. 6 is a half-sectional view of the cleaning mechanism of the present invention;

FIG. 7 is a half-sectional view of the squeegee of the invention;

FIG. 8 is a schematic view of the construction of a collection tube according to the present invention;

FIG. 9 is a top sectional view of the sewage treatment apparatus of the present invention.

The reference numbers in the figures illustrate:

1. a reservoir; 11. a standing groove; 2. a transmission mechanism; 3. a cleaning mechanism; 31. a drive plate; 311. a raised block; 32. a squeegee; 321. a protruding block; 322. a limiting plate; 323. an extension block; 324. a moving groove; 325. an arc-shaped slot; 33. a rotating rod; 34. a rubber ring; 35. a circular ring; 351. accommodating grooves; 36. a cylinder; 4. a collection mechanism; 41. a first gear; 42. a collection pipe; 421. passing through the slot; 43. a seal ring; 44. a connecting pipe; 45. a motor; 46. mounting blocks; 47. a second gear; 5. a spring.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.

Example 1:

referring to fig. 1 to 2, 5 and 9, a sewage treatment apparatus for a chicken fryer, which occupies about 150 square meters, wherein the length of the sewage treatment apparatus is 15 meters, the width of the sewage treatment apparatus is 10 meters, the height of the sewage treatment apparatus is 3 meters, 6 radial initiation seams are arranged at the bottom of the sewage treatment apparatus, a horizontal construction seam of a tank wall is reserved at a position 600mm above the top of a bottom plate, a 300 × 3 galvanized steel water stop belt is adopted, the construction concrete strength grade is C30, the anti-seepage grade is S6, the speed of treating the sewage is 15m each hour, the sewage treatment apparatus comprises a water storage tank 1, a static groove 11 is arranged at the left side inside the water storage tank 1, transmission mechanisms 2 are arranged in the front inner wall and the rear wall of the water storage tank 1, a plurality of cleaning mechanisms 3 are connected between the two transmission mechanisms 2, and each plurality of the cleaning mechanisms 3 comprises a scraper 32 fixedly connected with the side wall of the transmission mechanism 2; it is a plurality of the top of scraper blade 32 all rotates and is connected with drive plate 31, and is a plurality of the both sides of drive plate 31 all extend and form a plurality of protruding pieces 311, and is a plurality of scraper blade 32 all with correspond between the drive plate 31 rotate and be connected with bull stick 33, and is a plurality of drive plate 31 all welds with the bull stick 33 that corresponds, and is a plurality of scraper blade 32 all with bull stick 33 interference fit, clearance mechanism 3 sets up to the direction downward sloping of keeping away from quiet groove 11.

Firstly, sewage is thrown into the interior of the reservoir 1, when the sewage water level is too high, the driving plate 31 is rotated, the driving plate 31 is enabled to be vertical to the scraper 32, the length of the driving plate 31 exposed on the horizontal plane is increased, the driving plate 31 can be suitable for sewage of different horizontal planes, then the transmission mechanism 2 is started, the transmission mechanism 2 drives the driving plate 31 to move in the interior of the reservoir 1, the convex block 311 on one side of the driving plate 31 pushes the floating objects on the water surface in the moving process of the driving plate 31, the floating objects move towards the inner right side of the reservoir 1, the floating objects are gathered at the inner right side of the reservoir 1 to be conveniently collected, the transmission mechanism 2 is fixed in the interior of the side wall of the reservoir 1, the driving plate 31 can be the same as the distance between the front inner wall and the rear wall of the reservoir 1, make the position that sewage surface floated can not leave from drive plate 31 both ends gap, and scraper blade 32 and drive mechanism 2's inner chamber bottom laminating when drive plate 31 reachs bottom drive mechanism 2, push away the position of sediment to quiet groove 11 in cistern 1, because quiet groove 11 lopsidedness, make things convenient for the sediment to arrive the tank bottom of quiet groove 11, make things convenient for the sediment to deposit, when the water level is than lower in cistern 1, again to the rotatory drive plate 31 in right side, make the high decline of drive plate 31 make protruding piece 311 remove at the surface of water, it is more convenient to pushing away the floater, and drive plate 31 constitutes the contained angle with the horizontal plane after rotatory, it is more convenient that drive plate 31 promotes the floater of horizontal plane, it leads to promoting the floater effect poor to avoid the horizontal plane to hang down protruding piece 311 after low excessively.

As shown in fig. 6 to 7, the surface of the rotating rods 33 is fixedly connected with a rubber ring 34, the outer surface of the rubber ring 34 is fixedly connected with a circular ring 35, the inner portion of the circular ring 35 is distributed with a plurality of circular columns 36 in an annular array, the inner portion of the circular ring 35 is provided with an accommodating groove 351 for accommodating the circular column 36 to move, and the inner portion of the scraper 32 is provided with an arc-shaped groove 325 matched with the circular column 36 corresponding to the circular column 36.

Make drive plate 31 take bull stick 33 rotatory in the inside of scraper blade 32 through rotatory drive plate 31, bull stick 33 is rotatory to take rubber ring 34 and ring 35 rotatory, the concave department arc wall 325 of scraper blade 32 is laminated with cylinder 36 mutually, when scraper blade 32 is in rotatory in-process, when scraper blade 32 relocation, the lateral wall of scraper blade 32 extrudees cylinder 36, make the convenient rotatory bull stick 33 of inside of cylinder 36 withdrawal ring 35, reach behind the suitable rotation angle of drive plate 31, deformation through rubber ring 34 extrudees cylinder 36, make cylinder 36 receive the inside removal from ring 35 once more after the extrusion, cylinder 36 blocks the inside of arc wall 325 again, it is more convenient to realize rotatory back fixing between scraper blade 32 and drive plate 31, it will promote again to the floater once more to prevent to remove in-process drive plate 31 rotation to lead to the floater to get back to original position once more through drive plate 31 once more.

As shown in fig. 2 to 4, a collecting mechanism 4 is arranged at the top of the right side inside the water reservoir 1, the collecting mechanism 4 comprises a collecting pipe 42 penetrating through the inner wall of the water reservoir 1, a through groove 421 for accommodating floating objects is formed inside the collecting pipe 42, and the collecting pipe 42 is rotatably connected with the water reservoir 1. The collecting pipe 42 is welded with the first gear 41 at one end extending to the outside of the reservoir 1, one end of the collecting pipe 42 close to the first gear 41 is connected with a connecting pipe 44, a sealing ring 43 is sleeved on the outer surface of the joint of the connecting pipe 44 and the collecting pipe 42, and the collecting pipe 42 is rotatably connected with the connecting pipe 44. The left side of first gear 41 is provided with motor 45, the output shaft tip welding of motor 45 has second gear 47, second gear 47 and the meshing of first gear 41, one side skin weld that motor 45 is close to cistern 1 has a plurality of installation pieces 46 that are the semi-ring and distribute, and is a plurality of installation piece 46 is close to the one end and the welding of cistern 1.

After the floater pushes to the right side of the reservoir 1 and is close to the collecting pipe 42, the floater passes through the groove 421 formed in the collecting pipe 42 and reaches the inside of the collecting pipe 42, and the floater floats on the water surface, so that the floater can conveniently pass through the groove 421 and reach the inside of the collecting pipe 42, the collecting pipe 42 is rotated before the wastewater is treated, the passing groove 421 on the surface of the collecting pipe 42 faces upwards, after the wastewater is introduced, the passing groove 421 can be adjusted according to the liquid level of the wastewater, the bottom of the passing groove 421 is consistent with the horizontal position of the wastewater, so that the suspended matters on the surface of the wastewater can conveniently reach the inside of the collecting pipe 42 through the groove 421, and the suspended matters can be conveniently collected, in the process of rotating the collecting pipe 42, the position of the passing groove 421 is from top to bottom, the wastewater is effectively prevented from entering, then the collecting pipe and the connecting pipe 44 are connected, after the floater reaches the inside of the connecting pipe 44 through the collecting pipe 42, the suspended matters are conveniently treated through the conveying treatment of the connecting pipe 44, the motor 45 is started, the output shaft of the motor 45 drives the second gear 47 to rotate, the second gear 47 is meshed with the first gear 41, the collecting pipe 42 is driven, and the suspended matters can conveniently rotate, the collecting pipe 42, the suspended matters can be prevented from rotating the collecting pipe 421 to discharge the collecting pipe, and the suspended matters can be prevented from rotating the collecting pipe 42, and the collecting pipe 421, and the suspended matters can be prevented from rotating the collecting pipe from being difficult to the lower surface, and the collecting pipe can be prevented from being rotated.

As shown in fig. 5 to 6, an extending block 321 is slidably connected inside the scraping plate 32, the cross section of the extending block 321 is in a right trapezoid shape, an inclined surface of the extending block 321 when rotating to the lower side of the transmission mechanism 2 is attached to the bottom of the inner wall of the water reservoir 1, a spring 5 is arranged between the extending block 321 and the scraping plate 32, and the spring 5 is attached to the extending block 321.

Firstly, the extending block 321 extends out of the scraping plate 32 under the elasticity of the spring 5, when the scraping plate 32 reaches the bottom of the water reservoir 1, the bottom of the water reservoir 1 presses the extending block 321, so that the extending block 321 retracts into the scraping plate 32, because the scraping plate 32 inclines and the bottom of the extending block 321 inclines, the inclined surface of the extending block 321 is mapped towards the bottom of the water reservoir 1, and the included angle between the inclined surface of the extending block 321 and the bottom plane of the water reservoir 1 is 90 degrees, the sediment at the bottom of the water reservoir 1 can be conveniently pushed when the scraping plate 32 moves above the bottom of the water reservoir 1, so that the sediment moves towards the direction of the standing groove 11, after the extending block 321 pushes the sediment to be abraded, the extending block 321 is always contacted with the bottom of the water reservoir 1 through the extrusion of the spring 5, the extending block 32 does not need to be pushed, the extending block 321 does not need to be frequently replaced, and the scraping plate 32 is better protected.

As shown in fig. 5 to 6, both sides of the protruding block 321 extend to form an extending block 323, moving grooves 324 are formed in the positions, corresponding to the extending blocks 323, inside the scraper 32, and the two extending blocks 323 are slidably connected inside the corresponding moving grooves 324. The bottom of the scraper 32 is fixedly connected with a limiting plate 322, and the length of the limiting plate 322 is the same as that of the scraper 32.

The extension blocks 323 at both sides of the extension block 321 move inside the moving groove 324, so that the extension block 321 moves more stably inside the scraper 32, and the extension block 321 is prevented from moving obliquely, so that the extension block 321 is only partially contacted with the bottom of the water reservoir 1, and a large amount of sediment which has poor effect of pushing the sediment is accumulated at the bottom of the water reservoir 1, thereby resulting in slow sewage treatment.

As shown in fig. 5 to 6, a groove communicating with the moving groove 324 is formed in the limiting plate 322, and the groove in the limiting plate 322 is matched with the extending block 323.

Through taking off limiting plate 322, the messenger stretches out piece 321 and can follow the inside of scraper blade 32 and take out, conveniently takes out the piece 321 that stretches out of more renewing to the serious piece 321 that stretches out of wearing and tearing, and stretches out piece 321 and spring 5 and laminate mutually, can not lead to the fact the influence to spring 5, and it is more convenient to use, avoids being difficult to change and stretches out behind the piece 321, and the tank bottom of cistern 1 causes wearing and tearing to make 3 whole the needs of clearance mechanism change to scraper blade 32, and it is more convenient to make the change stretch out piece 321.

The using method comprises the following steps: firstly, sewage is thrown into the interior of the water reservoir 1, the driving plate 31 is rotated through the height of the sewage surface, the convex block 311 on one side of the driving plate 31 is always contacted with the horizontal plane, the second gear 47 is driven to rotate through the starting motor 45, the second gear 47 drives the first gear 41 and the collecting pipe 42 to rotate, the position of the floating block passing through the groove 421 can be changed through rotating the collecting pipe 42, the driving plate 31 and the scraping plate 32 can be adjusted according to the height of the sewage surface, the driving plate 31 and the scraping plate 32 are driven to move through the groove 421 through the driving plate 31, floating objects on the sewage surface are pushed to one side of the groove 421 through the driving plate 31, the floating objects reach the interior of the collecting pipe 42 through the groove 421, then the scraping plate 44 reaches the connecting pipe 44 through the collecting pipe 42, the convex block 321 pops out the scraping plate 32 under the elasticity of the spring 5 when the scraping plate 32 rotates to be close to the bottom of the water reservoir 1, the bottom of the convex block 1 presses the convex block 321, the convex block 321 is attached to the spring 5, the scraping plate 32 moves with the convex block 321, and the convex block 321 is removed, and the convex block 322 is removed, and the convex block 321 is replaced after the convex block is seriously worn.

The foregoing is only a preferred embodiment of the present invention; the scope of the invention is not limited thereto. Any person skilled in the art should be able to cover the technical scope of the present invention by equivalent or modified solutions and modifications within the technical scope of the present invention.

Claims

1. The utility model provides a fried chicken factory sewage treatment device, includes cistern (1), quiet groove (11), its characterized in that have been seted up on the inside left side of cistern (1): the front inner wall and the rear inner wall of the reservoir (1) are respectively provided with a transmission mechanism (2), a plurality of cleaning mechanisms (3) are connected between the two transmission mechanisms (2), and the plurality of cleaning mechanisms (3) respectively comprise a scraper (32) fixedly connected with the side wall of the transmission mechanism (2);

it is a plurality of the top of scraper blade (32) all rotates and is connected with drive plate (31), and is a plurality of the both sides of drive plate (31) all extend and form a plurality of protruding pieces (311), and is a plurality of scraper blade (32) all with correspond between drive plate (31) rotate and be connected with bull stick (33), and are a plurality of drive plate (31) all with bull stick (33) welding that corresponds, it is a plurality of scraper blade (32) all with bull stick (33) interference fit, clearance mechanism (3) are to the direction downward sloping setting of keeping away from quiet groove (11).

2. The sewage treatment equipment of the fried chicken factory according to claim 1, characterized in that: the surface of a plurality of bull sticks (33) all fixedly connected with rubber ring (34), it is a plurality of the surface of rubber ring (34) all fixedly connected with ring (35), it is a plurality of all annular array distribution cylinder (36) in the inside of ring (35).

3. The sewage treatment equipment of the fried chicken factory according to claim 2, characterized in that: a plurality of holding tank (351) that hold cylinder (36) removal are all seted up to the inside of ring (35), and a plurality of arc wall (325) that match with cylinder (36) are all seted up to the inside cylinder (36) that corresponds of scraper blade (32).

4. The sewage treatment equipment of the fried chicken factory according to claim 3, characterized in that: the inside right side top of cistern (1) is provided with collects mechanism (4), collect mechanism (4) including collecting pipe (42) that runs through inner wall behind cistern (1), trough (421) that pass through that hold the floater are seted up to the inside of collecting pipe (42), collecting pipe (42) are connected with cistern (1) rotation.

5. The sewage treatment equipment of the fried chicken factory according to claim 4, wherein: collecting pipe (42) extend to the outside one end welding of cistern (1) has first gear (41), the one end that collecting pipe (42) are close to first gear (41) is connected with connecting pipe (44), the surface cover is equipped with sealing ring (43) on connecting pipe (44) and collecting pipe (42) junction, collecting pipe (42) rotate with connecting pipe (44) and are connected.

6. The sewage treatment equipment of the fried chicken factory as claimed in claim 5, wherein: the left side of first gear (41) is provided with motor (45), the output shaft tip welding of motor (45) has second gear (47), second gear (47) and first gear (41) meshing, one side skin weld that motor (45) are close to cistern (1) has a plurality of installation pieces (46) that are the semi-ring and distribute, and is a plurality of one end and the welding of cistern (1) that installation piece (46) are close to cistern (1).

7. The sewage treatment equipment of the fried chicken factory according to claim 6, wherein: the inside sliding connection of scraper blade (32) has and stretches out piece (321), the cross sectional shape that stretches out piece (321) is right trapezoid, stretch out the inclined plane of piece (321) when rotatory to drive mechanism (2) below and laminate with the inner wall bottom of cistern (1), it is provided with spring (5) to stretch out between piece (321) and scraper blade (32), spring (5) with stretch out piece (321) and laminate mutually.

8. The sewage treatment equipment of the fried chicken factory according to claim 7, characterized in that: the both sides that stretch out piece (321) all extend and form extension piece (323), moving groove (324) have all been seted up to the inside corresponding position that extends piece (323) of scraper blade (32), two it all sliding connection in the inside of corresponding moving groove (324) to extend piece (323).

9. The sewage treatment equipment of the fried chicken factory according to claim 8, wherein: the bottom of the scraper (32) is fixedly connected with a limiting plate (322), and the length of the limiting plate (322) is the same as that of the scraper (32).

10. The sewage treatment apparatus of a fried chicken factory of claim 9, wherein: the limiting plate (322) is internally provided with a groove communicated with the moving groove (324), and the groove in the limiting plate (322) is matched with the extending block (323).