CN112607986A

CN112607986A - Fermenting installation for sludge treatment

Info

Publication number: CN112607986A
Application number: CN202011523476.5A
Authority: CN
Inventors: 不公告发明人
Original assignee: Wujiang Lyuyuan Environmental Protection Technology Co ltd
Current assignee: Shenyang Everbright Environmental Protection Technology Co ltd
Priority date: 2020-12-22
Filing date: 2020-12-22
Publication date: 2021-04-06
Anticipated expiration: 2040-12-22
Also published as: CN112607986B

Abstract

The invention discloses a fermentation device for sludge treatment, which comprises a fermentation tank and a tank top cover, wherein a lifting structure is arranged between the fermentation tank and the tank top cover. The invention scrapes off the sludge attached to the inner wall of the fermentation tank, and the movement of the arc-shaped plate can increase the uniformity of the internal and external stirring of the sludge.

Description

Fermenting installation for sludge treatment

Technical Field

The invention relates to the technical field of sludge treatment, in particular to a fermentation device for sludge treatment.

Background

Sludge treatment is a process of carrying out reduction, stabilization and harmless treatment on sludge. The higher the degree of sewage treatment, the more sludge residues are generated to be treated, and a general sewage treatment plant must be provided with sludge treatment facilities unless land treatment or sewage pond treatment is utilized to treat sewage; fermentation refers to the process by which a person produces the microbial cells themselves, or direct or secondary metabolites, by virtue of the life activities of the microorganism under aerobic or anaerobic conditions.

Through carrying out fermentation treatment to mud when handling sludge, not only can get rid of the harmful substance in the mud, can also convert mud into the nourishing that fertilizer was used for the farmland soil, the marsh gas of production can also be used for the fire etc. ferment and play very important effect in the processing of mud, current sludge fermentation device is when fermenting mud, because mud stews in the fermentation cylinder, the inside and outside environment that locates of mud is different, the activity of various microorganisms is different, can lead to fermentation rate difference everywhere.

Disclosure of Invention

The present invention is directed to a fermentation apparatus for sludge treatment to solve the problems of the background art.

In order to achieve the purpose, the invention provides the following technical scheme:

the utility model provides a fermentation device for sludge treatment, includes fermentation cylinder and tank deck lid, be provided with elevation structure between fermentation cylinder and the tank deck lid, its characterized in that, be provided with the stirring structure in the fermentation cylinder, the stirring structrual joint has the scraper structure, be provided with the arc between scraper structure and the stirring structure, the top fixed connection of tank deck lid is provided with driving motor, driving motor's output fixed connection is provided with the drive main shaft, fixed connection is provided with the master gear on the drive main shaft, master gear meshing transmission is connected and is provided with from the gear, be provided with the connecting axle from gear fixed connection, connecting axle and tank deck lid rotate to be connected, be provided with the transition piece from gear connection, transition piece and tank deck lid are connected, transition piece and arc sliding connection.

Further, stirring structure includes the puddler, puddler and drive main shaft fixed connection, the both ends of puddler set up about drive main shaft symmetry, the puddler equipartition is provided with the multiunit on drive main shaft, the puddler includes the body of rod and through-hole, the through-hole link up on the body of rod and is provided with the multiunit.

Further, the arc includes plate body, sliding tray and "L" shape connecting rod, the equipartition of sliding tray on the plate body is provided with the multiunit, plate body and sliding tray sliding connection, "L" shape connecting rod and transition piece sliding connection, "L" shape connecting rod keeps away from one end fixed connection setting that the transition piece was close to the one side of drive main shaft on the arc.

Further, the scraping structure comprises a transition piece, the transition piece comprises an elliptical ring, an elliptical plate and a gear ring, an elliptical slideway is formed between the elliptical ring and the elliptical plate, the elliptical slideway and the L-shaped connecting rod are connected in a sliding mode, the gear ring is arranged in the middle of the elliptical plate, and the gear ring is in transmission connection with the driven gear.

Further, fixed connection is provided with "U" shape fishplate bar between elliptical ring and the elliptical plate, "U" shape fishplate bar both sides the tip respectively with elliptical ring and elliptical plate fixed connection, "U" shape fishplate bar's bottom fixed connection is provided with "T" shape slider, tank deck lid's bottom is provided with the spout, "T" shape slider sliding connection sets up in the spout.

Further, elevation structure includes top cap fishplate bar, cuts formula riser and fixed plate, elevation structure is provided with two sets ofly, and is located the both sides of fermentation cylinder respectively, top cap fishplate bar and jar top cap fixed connection, fixed plate and fermentation cylinder fixed connection, it sets up between top cap fishplate bar and fixed plate to cut the formula riser.

Further, the top of tank head cover is provided with outer siphunculus, be provided with the control valve on the outer siphunculus, one side of fermentation cylinder is provided with the sludge pump, the sludge union coupling is passed through to the bottom of sludge pump and fermentation cylinder, the sludge union coupling sets up the mud end of taking out at the sludge pump, the bottom fixed connection of tank head cover is provided with the supporting leg.

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

when the sludge fermentation tank works, the driving motor drives the driving main shaft to rotate when being started, the driving main shaft uniformly stirs sludge in the fermentation tank through the stirring structure, sludge fermentation is facilitated, the stirring structure drives the arc-shaped plate to rotate while working, and the stirring effect is enhanced by the arc-shaped plate; the main gear is driven and the gear from the gear rotation in the pivoted of drive main shaft, drives the transition piece rotation from the gear, forms the difference in rotation speed between transition piece and the arc, and the transition piece control arc is controlled and is removed about the removal, will be attached to the mud on the fermentation cylinder inner wall and scrape off, and the removal of arc can increase the homogeneity of the inside and outside stirring of mud simultaneously, and the microorganism distributes more evenly in the mud, and the fermentation effect is better.

Drawings

Fig. 1 is a front sectional view of the present invention.

Fig. 2 is a partially enlarged view of the direction a in the present invention.

Fig. 3 is a schematic structural view of an arc plate in the present invention.

FIG. 4 is a schematic view of a transition piece according to the present invention.

In the figure: 1-fermentation tank, 2-driving motor, 3-tank top cover, 4-transition piece, 41-elliptical ring, 42-elliptical plate, 43-elliptical slideway, 44- "U" shaped connecting plate, 45- "T" shaped sliding block, 46-gear ring, 5-main gear, 6-connecting shaft, 7-driven gear, 8-arc plate, 81-plate body, 82-sliding groove, 83- "L" shaped connecting rod, 9-stirring rod, 91-rod body, 92-through hole, 10-driving spindle, 11-top cover connecting plate, 12-shear type lifter, 13-fixing plate, 14-supporting leg, 15-sludge pipe, 16-sludge pump, 17-outer through pipe and 18-control valve.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

Referring to fig. 1, in an embodiment of the present invention, a fermentation apparatus for sludge treatment includes a fermentation tank 1 and a tank top cover 3, a lifting structure is disposed between the fermentation tank 1 and the tank top cover 3, a stirring structure is disposed in the fermentation tank 1, the stirring structure is connected to a scraping structure, an arc plate 8 is disposed between the scraping structure and the stirring structure, a driving motor 2 is fixedly connected to the top of the tank top cover 3, a driving spindle 10 is fixedly connected to an output end of the driving motor 2, the driving spindle 10 is connected to the stirring structure, the stirring structure is connected to the tank top cover 3, the lifting structure is configured to drive the tank top cover 3 and the lifting structure to ascend, so as to open the top of the fermentation tank 1, facilitate cleaning the interior of the fermentation tank 1, inject sludge to be fermented into the fermentation tank 1, and drive the driving spindle 10 is configured to drive the stirring, stirring structure and scraping structure all can drive the motion of arc 8, and the motion of arc 8 helps promoting the homogeneity of stirring, and can scrape adnexed mud down on the 1 inner wall of fermentation cylinder.

Referring to fig. 1, the stirring structure includes a stirring rod 9, the stirring rod 9 is fixedly connected to a driving spindle 10, two ends of the stirring rod 9 are symmetrically arranged with respect to the driving spindle 10, multiple groups of the stirring rod 9 are uniformly distributed on the driving spindle 10, the stirring rod 9 includes a rod body 91 and a through hole 92, the through hole 92 is provided with multiple groups of through holes penetrating through the rod body 91, the driving spindle 10 drives the stirring rod 9 to rotate when rotating, the multiple groups of stirring rods 9 rotate simultaneously to uniformly mix the sludge injected into the fermentation tank 1, and the resistance of the stirring rod 9 when rotating in the sludge can be reduced by the through hole 92 when stirring.

Referring to fig. 1-2, a main gear 5 is fixedly connected to a driving main shaft 10, the main gear 5 is connected to a driven gear 7 in a meshing transmission manner, the driven gear 7 is fixedly connected to a connecting shaft 6, the connecting shaft 6 is rotatably connected to a tank top cover 3, the driven gear 7 is connected to a transition piece 4, the transition piece 4 is connected to the tank top cover 3, the transition piece 4 is slidably connected to an arc-shaped plate 8, the driving main shaft 10 rotates to drive a stirring rod 9 to rotate and simultaneously drive the main gear 5 to rotate, the diameters of reference circles of the main gear 5 and the driven gear 7 are different, a difference in rotation speed is generated between the main gear 5 and the driven gear 7, the transition piece 4 can be driven to rotate by the connection of the gear 7 and the transition piece 4, the stirring rod 9 is connected to the arc-shaped plate 8, when the arc-shaped plate 8 is driven to slide by the transition piece 4, the external arrangement, at this moment, the arc-shaped plate 8 moves on the stirring rod 9 relative to the stirring rod 9, and when the stirring rod 9 is used for stirring, the inner sludge and the outer sludge can be uniformly mixed by the movement of the arc-shaped plate 8.

Example 2

Referring to fig. 1 to 3, in the embodiment of the present invention, an arc plate 8 includes a plate body 81, a plurality of sliding grooves 82 and an "L" -shaped connecting rod 83, the sliding grooves 82 are uniformly distributed on the plate body 81, the plate body 81 is slidably connected with the sliding grooves 82, the "L" -shaped connecting rod 83 is slidably connected with a transition piece 4, one end of the "L" -shaped connecting rod 83, which is far away from the transition piece 4, is fixedly connected to one side of the arc plate 8, which is close to a driving main shaft 10, the outer side of the arc plate body 81 is in movable contact with a fermentation tank 1, one end of the "L" -shaped connecting rod 83 is fixedly connected to the inner side of the arc plate body 81, and the sliding grooves 82 are arranged along the axial direction of the plate body 81.

Referring to fig. 1 to 4, the scraping structure includes a transition piece 4, the transition piece 4 includes an elliptical ring 41, an elliptical plate 42 and a gear ring 46, an elliptical slideway 43 is formed between the elliptical ring 41 and the elliptical plate 42, the elliptical slideway 43 is slidably connected with an "L" shaped connecting rod 83, the gear ring 46 is disposed in the middle of the elliptical plate 42, the gear ring 46 is in meshing transmission connection with a driven gear 7, the gear ring 46 is disposed in the middle of the elliptical plate 42, a "U" shaped connecting plate 44 is fixedly connected between the elliptical ring 41 and the elliptical plate 42, the ends of the two sides of the "U" shaped connecting plate 44 are respectively fixedly connected with the elliptical ring 41 and the elliptical plate 42, a "T" shaped sliding block 45 is fixedly connected to the bottom of the "U" shaped connecting plate 44, a sliding groove is disposed at the bottom of the tank top cover 3, the "T" shaped sliding block 45 is slidably connected in the sliding groove, the gear ring 46 drives the elliptical plate 42 to rotate when being meshed with the driven gear 7, the elliptical plate 42 drives the elliptical ring 41 to rotate through the U-shaped connecting plate 44, the elliptical plate 42 and the elliptical ring 41 rotate to drive the elliptical slideway 43 to rotate, the elliptical slideway 43 and the L-shaped connecting rod 83 rotate relatively to form a rotating speed difference, at the moment, the arc plate 8 slides on the stirring rod 9 irregularly, sludge can be mixed more uniformly, the T-shaped sliding block 45 connects the transition piece 4 with the tank top cover 3, the sliding groove formed in the tank top cover 3 is an annular sliding groove, and the cross section of the sliding groove is matched with the T-shaped sliding block 45 in a forming mode.

Referring to fig. 1, the lifting structure comprises a top cover plate 11, two groups of scissor type lifters 12 and a fixing plate 13, the lifting structure is arranged on two sides of a fermentation tank 1, the top cover plate 11 is fixedly connected with a tank top cover 3, the fixing plate 13 is fixedly connected with the fermentation tank 1, the scissor type lifter 12 is arranged between the top cover plate 11 and the fixing plate 13, the scissor type lifter 12 is used for jacking the tank top cover 3 to open the top of the fermentation tank 1, an outer through pipe 17 is arranged on the top of the tank top cover 3, a control valve 18 is arranged on the outer through pipe 17, a sludge pump 16 is arranged on one side of the fermentation tank 1, the sludge pump 16 is connected with the bottom of the fermentation tank 1 through a sludge pipe 15, the sludge pipe 15 is connected with a sludge pumping end of the sludge pump 16, supporting legs 14 are fixedly connected with the bottom of the top cover 3, and the sludge pump 16 is used for pumping out sludge fermented in the, the external pipe 17 and the control valve 18 are used for discharging gas generated in the fermentation tank 1, and the fermentation tank 1 can be filled with water 4 through the external pipe 17 and the control valve 18.

The working principle of the invention is as follows:

when the sludge fermentation tank 1 is in work, the tank top cover 3 is opened from the top of the fermentation tank 1 through the lifting structure, sludge and fermentation liquor are injected into the fermentation tank 1, then the tank top cover 3 is sealed on the fermentation tank 1, when the sludge in the fermentation tank 1 needs to be stirred, the driving motor 2 is started, the driving main shaft 10 is started to rotate by the driving motor 2, and the driving main shaft 10 drives the stirring rod 9 to stir the sludge. Simultaneously puddler 9 drives the arc 8 and rotates, drive main gear 5 and rotate when drive main shaft 10 pivoted, main gear 5 rotates through driving transition piece 4 from gear 7, when transition piece 4 rotates, relative slip takes place for oval slide 43 and arc 8, the rotation of arc 8 is different with the rotation rotational speed of transition piece 4, oval slide 43 drives arc 8 irregular left and right sides reciprocating sliding on puddler 9, scrape down the dirty on the fermentation cylinder 1 during the inner wall contact of arc 8 and fermentation cylinder 1, the motion of arc 8 helps puddler 9 with mud misce bene simultaneously.

The standard parts used in the invention can be purchased from the market, the special-shaped parts can be customized according to the description of the specification and the accompanying drawings, the specific connection mode of each part adopts conventional means such as bolts, rivets, welding and the like mature in the prior art, the machines, the parts and equipment adopt conventional models in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, so that the detailed description is omitted.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A fermentation device for sludge treatment comprises a fermentation tank (1) and a tank top cover (3), wherein a lifting structure is arranged between the fermentation tank (1) and the tank top cover (3), and is characterized in that a stirring structure is arranged in the fermentation tank (1), the stirring structure is connected with a scraping structure, an arc-shaped plate (8) is arranged between the scraping structure and the stirring structure, the top of the tank top cover (3) is fixedly connected with a driving motor (2), the output end of the driving motor (2) is fixedly connected with a driving main shaft (10), a main gear (5) is fixedly connected on the driving main shaft (10), a driven gear (7) is arranged on the main gear (5) in a meshing transmission connection manner, a connecting shaft (6) is fixedly connected on the driven gear (7), and the connecting shaft (6) is rotatably connected with the tank top cover (3), the driven gear (7) is connected with a transition piece (4), the transition piece (4) is connected with the tank top cover (3), and the transition piece (4) is connected with the arc-shaped plate (8) in a sliding mode.

2. The fermentation device for sludge treatment according to claim 1, wherein the stirring structure comprises a stirring rod (9), the stirring rod (9) is fixedly connected with a driving main shaft (10), two ends of the stirring rod (9) are symmetrically arranged about the driving main shaft (10), a plurality of groups of the stirring rod (9) are uniformly distributed on the driving main shaft (10), the stirring rod (9) comprises a rod body (91) and a through hole (92), and the through hole (92) is provided with a plurality of groups of the rod body (91) in a penetrating manner.

3. The fermentation device for sludge treatment according to claim 2, wherein the arc-shaped plate (8) comprises a plate body (81), sliding grooves (82) and L-shaped connecting rods (83), wherein a plurality of groups of the sliding grooves (82) are uniformly distributed on the plate body (81), the plate body (81) is in sliding connection with the sliding grooves (82), the L-shaped connecting rods (83) are in sliding connection with the transition piece (4), and one end, far away from the transition piece (4), of each L-shaped connecting rod (83) is fixedly connected and arranged on one side, close to the driving main shaft (10), of the arc-shaped plate (8).

4. A fermentation device for sludge treatment according to claim 3, wherein the scraping structure comprises a transition piece (4), the transition piece (4) comprises an elliptical ring (41), an elliptical plate (42) and a gear ring (46), an elliptical slideway (43) is formed between the elliptical ring (41) and the elliptical plate (42), the elliptical slideway (43) is connected with an 'L' -shaped connecting rod (83) in a sliding manner, the gear ring (46) is arranged in the middle of the elliptical plate (42), and the gear ring (46) is in meshing transmission connection with the driven gear (7).

5. The fermentation device for sludge treatment according to claim 4, wherein a U-shaped connecting plate (44) is fixedly connected between the elliptical ring (41) and the elliptical plate (42), the end parts of two sides of the U-shaped connecting plate (44) are respectively fixedly connected with the elliptical ring (41) and the elliptical plate (42), a T-shaped sliding block (45) is fixedly connected with the bottom of the U-shaped connecting plate (44), a sliding groove is arranged at the bottom of the tank top cover (3), and the T-shaped sliding block (45) is slidably connected and arranged in the sliding groove.

6. The fermentation device for sludge treatment according to claim 1, wherein the lifting structure comprises a top cover plate (11), two sets of scissors-type lifters (12) and a fixing plate (13), the lifting structure is arranged on two sides of the fermentation tank (1), the top cover plate (11) is fixedly connected with the tank top cover (3), the fixing plate (13) is fixedly connected with the fermentation tank (1), and the scissors-type lifters (12) are arranged between the top cover plate (11) and the fixing plate (13).

7. The fermentation device for sludge treatment according to claim 1, wherein an outer through pipe (17) is arranged at the top of the tank top cover (3), a control valve (18) is arranged on the outer through pipe (17), a sludge pump (16) is arranged at one side of the fermentation tank (1), the sludge pump (16) is connected with the bottom of the fermentation tank (1) through a sludge pipe (15), the sludge pipe (15) is connected with a sludge pumping end of the sludge pump (16), and the bottom of the tank top cover (3) is fixedly connected with supporting legs (14).