CN214389074U

CN214389074U - Automatic cleaning device of sewage

Info

Publication number: CN214389074U
Application number: CN202120590940.6U
Authority: CN
Inventors: 高凤林
Original assignee: Jiaxing Jinyuda Dyeing & Finishing Co ltd
Current assignee: Jiaxing Jinyuda Dyeing & Finishing Co ltd
Priority date: 2021-03-23
Filing date: 2021-03-23
Publication date: 2021-10-15
Anticipated expiration: 2031-03-23

Abstract

The utility model relates to an automatic cleaning device of sewage, including the mountable mounting bracket in the sewage pond, be fixed with the filter screen that is vertical setting on the mounting bracket, be provided with the clearance subassembly and the drive that are used for clearing up impurity on the filter screen in the mounting bracket the actuating mechanism of clearance subassembly motion, actuating mechanism connects including rotating a plurality of installation flywheels in the mounting bracket and connect the chain of a plurality of installation flywheels with one side on the mounting bracket, be fixed with drive installation flywheel pivoted driving motor on the mounting bracket, the clearance subassembly is including connecting two the chain just is on a parallel with the connecting rod and the setting of installation flywheel axis are in on the connecting rod and be used for cleaning the brush of impurity on the filter screen. This application has the effect of being convenient for clear up impurity such as cloth piece on the filter screen.

Description

Automatic cleaning device of sewage

Technical Field

The application relates to the field of sewage filtration equipment, in particular to an automatic sewage cleaning device.

Background

The cloth can inevitably produce sewage in the textile printing and dyeing process, and the sewage can be discharged after being filtered to reach the standard. Materials such as dye particles and cloth scraps in textile printing and dyeing can float on the surface of sewage due to smaller density and volume, and when sewage is in the in-process of discharging the sewage tank, the dye particles and the cloth scraps can be discharged along with the sewage tank, so that the phenomenon of blockage of the sewage tank is caused easily.

In the related art, in order to reduce the possibility that dye particles and cloth debris in sewage block a drainage outlet of a sewage tank, a vertically-arranged filter screen is usually fixed in the sewage tank, and the dye particles and the cloth debris are filtered by the filter screen in the process that the sewage flows through the filter screen, so that the possibility of blocking the sewage tank is reduced.

In view of the above-mentioned related technologies, the inventor thinks that in the process of sewage flowing through the filter screen, the dye particles and the cloth debris are adsorbed on the filter screen, and in order to avoid the dye particles and the cloth debris to block the filter screen, the filter screen needs to be cleaned regularly by workers, and the cleaning process is relatively tedious, and the labor intensity of the workers is increased.

SUMMERY OF THE UTILITY MODEL

In order to facilitate the clearance to dyestuff granule and cloth piece on the filter screen, this application provides an automatic cleaning device of sewage.

The utility model provides an automatic cleaning device of sewage, is including the mountable mounting bracket in the sewage pond, be fixed with the filter screen that is vertical setting on the mounting bracket, be provided with the clearance subassembly and the drive that are used for clearing up impurity on the filter screen in the mounting bracket the actuating mechanism of clearance subassembly motion, actuating mechanism connects including rotating a plurality of installation flywheels in the mounting bracket and connect the mounting bracket on with the chain of a plurality of installation flywheels of one side, be fixed with drive installation flywheel pivoted driving motor on the mounting bracket, the clearance subassembly is including connecting two the chain is just on a parallel with the connecting rod of installation flywheel axis is in with the setting be used for cleaning the brush of impurity on the filter screen on the connecting rod.

Through adopting above-mentioned technical scheme, the sewage stream is through the filter screen, the dyestuff granule and the cloth piece that float in sewage top separation under the effect of filter screen are in one side of effluent water sump, make the smooth interior discharge of effluent water sump of follow of sewage ability, some dyestuff granule and cloth piece adsorb on the filter screen, driving motor drives the installation flywheel and rotates, make the chain drive the connecting rod of connection on the chain drive the brush and clear up dyestuff granule and the cloth piece on to the filter screen, prevent that dyestuff granule and cloth piece from blockking up the filter screen, reduce the intensity of labour of the manual clearance of workman.

Optionally, mounting bracket both sides inner wall all rotates and is connected with the leading wheel, the installation flywheel is including being located the mounting bracket upper end and with the drive flywheel that driving motor connects is connected the driven flywheel of mounting bracket lower extreme, the chain encircles drive flywheel, leading wheel and driven flywheel, the drive flywheel with driven flywheel is located subaerial projection both sides around the filter screen, the leading wheel with driven flywheel is located subaerial projection one side of filter screen, the both sides inner wall of the mounting bracket of filter screen top is fixed with curved guide block, it is connected with the guide roll that is on a parallel with the installation flywheel pivot to rotate on the guide block, the guide roll butt is in on the chain and make the brush is used same one side of filter screen.

Through adopting above-mentioned technical scheme, the chain butt is on the guide roll, prevent the chain direct with the filter screen contact under the effect of guide roll, lead to the damage of filter screen or chain, the guide roll turns into rolling friction with sliding friction, reduce the possibility of chain damage, simultaneously, make the chain be located the same one side of filter screen, it has dyestuff granule and the clastic surface of cloth to make the brush clear up the filter screen all the time, prevent that the brush from moving the opposite side of filter screen and taking impurity such as dyestuff granule and cloth piece together to the sewage after filtering in the pond.

Optionally, be provided with on the guide block and connect two the fixed plate of guide block, terminal surface butt is in under the fixed plate the filter screen upper surface, curved spigot surface has been seted up to the fixed plate upper surface, the lateral wall that the chain was kept away from to the fixed plate can be dismantled and be connected with the aggregate bin of upper end opening and be used for collecting impurity such as cloth piece.

Through adopting above-mentioned technical scheme, the spigot surface sets up plays the transition effect to the brush, reduces the brush because of with the fixed plate contact, and leads to dyestuff granule and cloth piece on the brush to break away from the brush, can't enter into the possibility in the collecting hopper, and the setting of collecting hopper is used for collecting impurity such as dyestuff granule and cloth piece to the centralized processing in later stage.

Optionally, a fixing rod with an L-shaped cross section is fixed on the fixing plate, and a fixing groove with an L-shaped cross section and used for clamping the fixing rod is formed in the side wall of the collecting hopper.

Through adopting above-mentioned technical scheme, connect the collecting hopper on the fixed plate, make the dead lever insert in inserting the fixed slot to realize the connection of collecting hopper on the fixed plate, the installation of the collecting hopper of being convenient for is with dismantling.

Optionally, a plurality of comb teeth for scraping impurities on the brush into the collection hopper are fixed at the opening position at the upper end of the collection hopper.

Through adopting above-mentioned technical scheme, the setting of broach is used for falling into the aggregate bin with impurity such as dyestuff granule and cloth piece on the brush in, reduces impurity such as dyestuff granule and cloth piece on the brush and gets back to the possibility in the sewage pond.

Optionally, two the relative lateral wall of chain is fixed with the connecting plate of a plurality of one-to-one, be provided with on the connecting plate and connect two the locating lever of connecting plate, the connecting rod can be dismantled and connect on the locating lever, the locating lever both ends are provided with the connection and are being corresponded locating plate on the connecting plate, be fixed with the positioning screw who is on a parallel with installation flywheel pivot on the connecting plate, set up on the locating plate and be used for the joint positioning screw's constant head tank, the constant head tank run through to the locating plate is kept away from the lateral wall of locating lever, threaded connection has the prevention on the positioning screw the locating plate breaks away from positioning screw's set nut.

Through adopting above-mentioned technical scheme, on installing the connecting plate with the locating lever, make the constant head tank just to positioning bolt, make the locating lever move towards positioning screw direction, make positioning screw joint to the constant head tank in, rotate set nut, make set nut and connecting plate combined action, support the locating plate tightly to realize the installation of locating lever.

Optionally, set up on the connecting rod and run through a plurality of mounting grooves of connecting rod, set up on the locating lever with the mounting hole that the mounting groove corresponds, wear to be equipped with the tip in the mounting groove and be located bolt in the mounting hole, bolt one end is fixed with the butt and is in installation piece on the connecting rod, other end lateral wall is fixed with the installation lug, set up on the connecting rod with mounting groove intercommunication and confession the joint groove that the installation lug passed, set up on the locating lever with the mounting hole intercommunication just is used for the joint hole of installation lug, the mounting hole inner wall along circumference set up with the rotation groove of joint hole intercommunication, the installation lug rotates extremely the joint inslot and prevents the bolt breaks away from the mounting hole along axial motion.

Through adopting above-mentioned technical scheme, insert the bolt in mounting groove and the mounting hole, make the installation piece support tightly on the connecting rod, rotate the bolt, make surely install the lug and rotate to rotating the inslot, prevent that the bolt from breaking away from the mounting hole along axial motion to realize the connection of connecting rod on the locating lever, the installation of the connecting rod of being convenient for is followed and is dismantled.

Optionally, the locating lever is kept away from the terminal surface of connecting rod seted up with the drive hole of mounting hole intercommunication, wear to be equipped with the actuating lever in the drive hole, the bolt tip is seted up and is used for the joint the actuating lever prevents bolt pivoted anti-rotation groove, the diameter is seted up to the drive hole inner wall and is greater than the drive groove of drive hole, the drive inslot is fixed with and cup joints the outer drive spring of actuating lever, works as the installation lug rotates extremely rotate the inslot, the actuating lever is in the joint is in under drive spring's the effect prevent the inslot.

Through adopting above-mentioned technical scheme, rotate the bolt and make the installation lug be located and rotate the inslot, under drive spring's effect, the pulling actuating lever inserts the anti-rotation inslot, prevents that the installation lug from rotating and making the bolt break away from mounting hole and mounting groove.

In summary, the present application includes at least one of the following beneficial technical effects:

the sewage is acted by a filter screen, so that dye particles and cloth scraps floating on the sewage are adsorbed on the filter screen, a driving motor drives a mounting flywheel to rotate, a chain drives a connecting rod connected to the chain and a hairbrush connected to the connecting rod to clean the dye particles and the cloth scraps on the filter screen, and the dye particles and the cloth scraps adsorbed on the hairbrush are collected in a collecting hopper so as to be conveniently subjected to later-stage centralized treatment;

insert the bolt in mounting groove and the mounting hole, rotate the bolt, make and decide the installation lug and rotate to rotating the inslot, prevent that the bolt from breaking away from the mounting hole along axial motion to realize the connection of connecting rod on the locating lever, be convenient for connect the periodic replacement of the brush on the connecting rod.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.

FIG. 2 is a schematic view of a connection structure of a driving mechanism and a cleaning assembly according to an embodiment of the present application.

Fig. 3 is a schematic view of a connection structure of the collecting hopper and the fixing plate according to the embodiment of the present application.

FIG. 4 is a schematic view of the connection structure of the connection rod on the positioning rod according to the embodiment of the present application.

FIG. 5 is a sectional view of the connection structure of the connection rod on the positioning rod according to the embodiment of the present application.

Description of reference numerals: 1. a mounting frame; 2. a filter screen; 3. a chain; 4. a connecting rod; 5. a brush; 6. driving a flywheel; 7. a driven flywheel; 8. a first link; 9. a second link; 10. a drive motor; 11. a guide wheel; 12. a guide block; 13. a guide roller; 14. a fixing plate; 15. a guide surface; 16. fixing the rod; 17. a collection hopper; 18. fixing grooves; 19. comb teeth; 20. a connecting plate; 21. positioning a rod; 22. positioning a plate; 23. positioning a screw rod; 24. positioning a groove; 25. positioning a nut; 26. mounting grooves; 27. mounting holes; 28. a bolt; 29. mounting blocks; 30. mounting a bump; 31. a rotating groove; 32. a drive aperture; 33. a drive rod; 34. an anti-rotation slot; 35. a drive slot; 36. a drive spring; 37. a clamping groove; 38. a clamping hole.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses automatic cleaning device of sewage. Referring to fig. 1, an automatic cleaning device of sewage, including mountable mounting bracket 1 in the sewage pond, mounting bracket 1 is vertical setting and mounting bracket 1's both sides outer wall butt on playing the both sides inner wall of sewage pond, is fixed with the filter screen 2 that is vertical setting on mounting bracket 1, and the sewage flows through filter screen 2, and impurity such as dyestuff granule and cloth piece that float on sewage is separated by one side of keeping off at the sewage pond, reduces impurity such as dyestuff granule and cloth piece and blocks up the apopore in sewage discharge process.

Referring to fig. 1 and 2, be provided with the drive mechanism that is used for clearing up the clearance subassembly of impurity on filter screen 2 and drive clearance subassembly motion in mounting bracket 1, drive mechanism is including rotating a plurality of installation flywheels that connect and be the level setting at mounting bracket 1 both sides inner wall and axial, be provided with the chain 3 of connecting mounting bracket 1 with a plurality of installation flywheels on one side inner wall on the installation flywheel, the clearance subassembly is including connecting two chains 3 and being connecting rod 4 that the level set up and fixing on connecting rod 4 and being used for cleaning the brush 5 of impurity on filter screen 2.

Referring to fig. 1 and 2, the installation flywheel includes the rotation and connects on mounting bracket 1 and expose out the driving flywheel 6 and the driven flywheel 7 of rotation connection on mounting bracket 1 and being located the aquatic, coaxial welding has the first connecting rod 8 of connecting two driving flywheels 6 in the pivot of driving flywheel 6, coaxial welding has the second connecting rod 9 of connecting two driven flywheels 7 in the pivot of driven flywheel 7, there is driving motor 10 at mounting bracket 1 wherein one side outer wall through the bolt fastening, the output shaft of driving motor 10 passes through the coupling joint in the pivot of driving flywheel 6.

Referring to fig. 1, 2 and 3, the inner walls of the two sides of the mounting frame 1 are rotatably connected with guide wheels 11 with axes horizontally arranged, the projections of the driving flywheel 6 and the driven flywheel 7 on the ground are positioned on the front side and the rear side of the filter screen 2, the projections of the guide wheels 11 and the driven flywheel 7 on the ground are positioned on the same side of the filter screen 2, and the chain 3 surrounds the driving flywheel 6, the guide wheels 11 and the driven flywheel 7. The welding of the both sides inner wall of mounting bracket 1 in filter screen 2 top has curved guide block 12, guide block 12 butt just is used for changing the motion trail of chain 3 in the outside of chain 3, it is horizontal setting and the guide roll 13 that is parallel to each other to rotate to be connected with a plurality of axes on guide block 12, guide roll 13 butt is in the 3 outsides of chain, on the one hand make the chain 3 that enters into in the sewage lie in filter screen 2 all the time with one side, on the other hand make between guide roll 13 and the driven flywheel 7 and be close to the chain 3 of filter screen 2 and be parallel to filter screen 2, so that on filter screen 2 is used to what brush 5 can be better, impurity on the filter screen 2 is cleared up.

Referring to fig. 1, 2 and 3, a fixing plate 14 connected with two guide blocks 12 is welded on the guide blocks 12, the fixing plate 14 is vertically arranged, the lower end surface of the fixing plate 14 abuts against the upper surface of the filter screen 2, an arc-shaped guide surface 15 is arranged on the upper surface of the fixing plate 14, a collecting hopper 17 with an upper end opening and used for collecting impurities such as cloth scraps is detachably connected to the side wall of the fixing plate 14 away from the chain 3, a horizontally arranged fixing rod 16 is welded on the end surface of the fixing plate 14 away from the chain 3, the cross section of the fixing rod 16 is L-shaped, the opening formed by the fixing rod 16 and the fixing plate 14 after the fixing plate 14 is connected is upward, a fixing groove 18 is arranged on the side wall of the collecting hopper 17 abutting against the fixing plate 14, the cross section of the fixing groove 18 is L-shaped, the collecting hopper 17 is installed on the fixing plate 14, the fixing rod 16 is inserted into the fixing groove 18, the collecting hopper 17 is pulled down, the fixing bar 16 is engaged with the fixing groove 18 to prevent the hopper 17 from moving in the horizontal direction with respect to the fixing plate 14, thereby achieving the mounting of the hopper 17 on the fixing plate 14. A plurality of arc-shaped comb teeth 19 are welded on the upper end face of the collecting hopper 17, and the comb teeth 19 are positioned on the side of the collecting hopper 17 far away from the fixed plate 14 and incline from bottom to top towards the direction close to the fixed plate 14. The driving motor 10 drives the chain 3 to rotate, so that the chain 3 close to one side of the filter screen 2 moves upwards, and the brush 5 cleans impurities into the collecting hopper 17.

Referring to fig. 2 and 4, a plurality of connecting plates 20 corresponding to each other are welded to the opposite side walls of the chain 3, a positioning rod 21 horizontally arranged and connected with the two connecting plates 20 is arranged on each connecting plate 20, and the connecting rod 4 is detachably connected to the positioning rod 21. Welding at locating lever 21 both ends has perpendicular to locating lever 21 and respectively the butt locating plate 22 on corresponding connecting plate 20, the welding has the positioning screw 23 that is the level setting on connecting plate 20, set up the constant head tank 24 that runs through locating plate 22 and be used for joint positioning screw 23 on locating plate 22, constant head tank 24 runs through the terminal surface of keeping away from locating lever 21 to locating plate 22, make locating plate 22 move towards positioning screw 23 direction, make positioning screw 23 joint to corresponding constant head tank 24 in, thereby realize the initial joint of locating lever 21 on positioning screw 23, threaded connection has set nut 25 on positioning screw 23, rotate set nut 25, make positioning screw 23 support tightly on locating plate 22, thereby realize the connection of locating lever 21 on locating plate 22.

Referring to fig. 4 and 5, the connecting rod 4 is parallel to the positioning rod 21 and abuts against one of the side walls of the positioning rod 21, the connecting rod 4 is provided with a plurality of mounting grooves 26 penetrating through the connecting rod 4, the positioning rod 21 is provided with mounting holes 27 corresponding to the mounting grooves 26 one by one, the mounting holes 26 are provided with bolts 28 in a penetrating manner, and the end portions of the bolts 28 are located in the mounting holes 27. The welding has the butt in 28 one end of bolt and keeps away from the installation piece 29 of locating lever 21 lateral wall at connecting rod 4, the welding has installation lug 30 at 28 other end lateral wall of bolt, set up run through connecting rod 4 and with the joint groove 37 of mounting groove 26 intercommunication on connecting rod 4, installation lug 30 can pass from joint groove 37, set up on locating lever 21 with mounting hole 27 intercommunication and be used for the joint hole 38 of joint installation lug 30, set up the rotation groove 31 with joint hole 38 intercommunication along the circumference at the mounting hole 27 inner wall, rotate bolt 28, make installation lug 30 rotate to joint inslot 37 in, prevent that bolt 28 from breaking away from mounting hole 27 along axial motion, thereby realize the installation of connecting rod 4 on locating lever 21.

Referring to fig. 4 and 5, a driving hole 32 communicated with the mounting hole 27 is formed in the end surface of the positioning rod 21 far away from the connecting rod 4, a driving rod 33 penetrates through the driving hole 32, an anti-rotation groove 34 with a rectangular cross section is formed in the end portion of the bolt 28, the end portion of the driving rod 33 close to the bolt 28 is a rectangular cross section and matched with the anti-rotation groove 34, the bolt 28 is rotated to enable the mounting lug 30 to be located in the rotation groove 31, the driving rod 33 is inserted into the anti-rotation groove 34, so that the bolt 28 is prevented from rotating, a driving groove 35 with an inner diameter larger than that of the driving hole 32 is formed in the inner wall of the driving hole 32, a driving spring 36 sleeved outside the driving rod 33 is fixed in the driving groove 35, one end of the driving spring 36 is welded in the driving groove 35, and the other end is welded on the driving rod 33 and pulls the driving rod 33 to be inserted into the anti-rotation groove 34.

The implementation principle of the automatic sewage cleaning device in the embodiment of the application is as follows: sewage is through filter screen 2 effect, make the dyestuff granule and the cloth piece of floating on sewage stay the one side in the effluent water sump, partial dyestuff granule and cloth piece adsorb on filter screen 2, driving motor 10 drives the installation flywheel and drives 3 rotations of chain, make and be close to 3 upward movements of the chain of 2 one sides of filter screen, 3 drives the connecting rod 4 movements of connecting on chain 3 of chain, thereby make brush 5 of connecting on connecting rod 4 clear up dyestuff granule and the cloth piece on filter screen 2, the dyestuff granule and the cloth piece that adsorb on brush 5 are collected in collecting hopper 17, so that the centralized processing in later stage.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides an automatic cleaning device of sewage, is including mountable mounting bracket (1) in the sewage pond, be fixed with filter screen (2) that are vertical setting on mounting bracket (1), its characterized in that: be provided with in mounting bracket (1) and be used for clearing up the clearance subassembly and the drive of impurity on filter screen (2) the actuating mechanism of clearance subassembly motion, actuating mechanism connects including rotating a plurality of installation flywheels in mounting bracket (1) and connect chain (3) of a plurality of installation flywheels with one side on mounting bracket (1), be fixed with drive installation flywheel pivoted driving motor (10) on mounting bracket (1), the clearance subassembly is including connecting two chain (3) and be on a parallel with connecting rod (4) and the setting of installation flywheel axis are in be used for cleaning brush (5) of impurity on filter screen (2) on connecting rod (4).

2. The automatic sewage cleaning device according to claim 1, wherein: the inner walls of two sides of the mounting rack (1) are rotatably connected with guide wheels (11), the mounting flywheel comprises a driving flywheel (6) which is positioned at the upper end of the mounting rack (1) and connected with the driving motor (10) and a driven flywheel (7) which is connected at the lower end of the mounting rack (1), a chain (3) surrounds the driving flywheel (6), the guide wheels (11) and the driven flywheel (7), the driving flywheel (6) and the driven flywheel (7) are positioned at the front side and the rear side of the filter screen (2) in the projection on the ground, the guide wheels (11) and the driven flywheel (7) are positioned at the same side of the filter screen (2) in the projection on the ground, arc-shaped guide blocks (12) are fixed on the inner walls of two sides of the mounting rack (1) above the filter screen (2), and guide rollers (13) parallel to a rotating shaft of the mounting flywheel are rotatably connected on the guide blocks (12), the guide roller (13) is abutted against the chain (3) and enables the hairbrush (5) to act on the same side of the filter screen (2).

3. The automatic sewage cleaning device according to claim 2, wherein: be provided with on guide block (12) connect two fixed plate (14) of guide block (12), terminal surface butt is in under fixed plate (14) filter screen (2) upper surface, and curved leading surface (15) have been seted up to fixed plate (14) upper surface, the lateral wall that chain (3) were kept away from in fixed plate (14) can be dismantled and be connected with upper end opening and be used for collecting collection hopper (17) of impurity such as cloth piece.

4. The automatic sewage cleaning device according to claim 3, wherein: the fixing plate (14) is fixedly provided with a fixing rod (16) with an L-shaped cross section, and the side wall of the aggregate bin (17) is provided with a fixing groove (18) with an L-shaped cross section and used for clamping the fixing rod (16).

5. The automatic sewage cleaning device according to claim 4, wherein: a plurality of comb teeth (19) used for scraping impurities on the hairbrush (5) into the collection hopper (17) are fixed at the opening position of the upper end of the collection hopper (17).

6. The automatic sewage cleaning device according to claim 1, wherein: a plurality of connecting plates (20) which are in one-to-one correspondence are fixed on the opposite side walls of the two chains (3), a positioning rod (21) for connecting the two connecting plates (20) is arranged on the connecting plates (20), the connecting rod (4) is detachably connected to the positioning rod (21), positioning plates (22) connected to the corresponding connecting plates (20) are arranged at two ends of the positioning rod (21), a positioning screw rod (23) parallel to the flywheel rotating shaft is fixed on the connecting plate (20), a positioning groove (24) for clamping the positioning screw rod (23) is arranged on the positioning plate (22), the positioning groove (24) penetrates through the side wall of the positioning plate (22) far away from the positioning rod (21), and the positioning screw rod (23) is in threaded connection with a positioning nut (25) for preventing the positioning plate (22) from being separated from the positioning screw rod (23).

7. The automatic sewage cleaning device according to claim 6, wherein: the connecting rod (4) is provided with a plurality of mounting grooves (26) penetrating through the connecting rod (4), the positioning rod (21) is provided with a mounting hole (27) corresponding to the mounting groove (26), a bolt (28) with the end part positioned in the mounting hole (27) is arranged in the mounting groove (26) in a penetrating way, one end of the bolt (28) is fixed with a mounting block (29) which is abutted against the connecting rod (4), the side wall of the other end of the bolt is fixed with a mounting lug (30), the connecting rod (4) is provided with a clamping groove (37) which is communicated with the mounting groove (26) and is used for the mounting lug (30) to pass through, the positioning rod (21) is provided with a clamping hole (38) which is communicated with the mounting hole (27) and is used for clamping the mounting lug (30), and the inner wall of the mounting hole (27) is provided with a rotating groove (31) communicated with the clamping hole (38) along the circumferential direction, the mounting lug (30) rotates into the snap-in groove (37) and prevents the plug pin (28) from moving axially out of the mounting hole (27).

8. The automatic sewage disposal apparatus of claim 7, wherein: keep away from locating lever (21) the terminal surface of connecting rod (4) seted up with driving hole (32) of mounting hole (27) intercommunication, wear to be equipped with actuating lever (33) in driving hole (32), bolt (28) tip is seted up and is used for the joint actuating lever (33) prevent bolt (28) pivoted prevents that groove (34), the internal diameter is greater than has been seted up to driving hole (32) inner wall driving groove (35) of driving hole (32) internal diameter, driving groove (35) internal fixation has cup jointed driving spring (36) outside actuating lever (33), works as installation lug (30) rotate extremely in rotation groove (31), actuating lever (33) are in the joint is in under the effect of driving spring (36) prevent in groove (34).