CN112607986B

CN112607986B - Fermentation device for sludge treatment

Info

Publication number: CN112607986B
Application number: CN202011523476.5A
Authority: CN
Inventors: 请求不公布姓名
Original assignee: Shenyang Everbright 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: 2023-06-13
Anticipated expiration: 2040-12-22
Also published as: CN112607986A

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 the sludge attached to the inner wall of the fermentation tank, and the movement of the arc plate can increase the uniformity of stirring inside and outside the sludge.

Description

Fermentation device 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 performing reduction, stabilization and harmless treatment on sludge. The higher the sewage treatment degree, the more sludge residues are generated to be treated, and the common sewage treatment plant must be provided with sludge treatment facilities unless the land treatment or the sewage pool treatment is utilized to treat the sewage; fermentation refers to the process by which one prepares microbial cells themselves, or direct or secondary metabolites, by means of the vital activities of microorganisms under aerobic or anaerobic conditions.

When sludge is treated, harmful substances in the sludge can be removed by fermenting the sludge, the sludge can be converted into fertilizer to be used for nourishing farmland lands, generated biogas can be used for generating fire and the like, fermentation plays a very important role in the sludge treatment, and the activity of various microorganisms is different when the existing sludge fermentation device is used for fermenting the sludge, and the sludge is placed in a fermentation tank, so that the internal and external environments of the sludge are different, and the fermentation rate is different.

Disclosure of Invention

The present invention is directed to a fermentation device for sludge treatment, which solves the problems set forth in the background art.

In order to achieve the above purpose, the present invention provides the following technical solutions:

the utility model provides a fermenting installation for sludge treatment, includes fermentation cylinder and jar top cap, be provided with elevation structure between fermentation cylinder and the jar top cap, its characterized in that, be provided with stirring structure in the fermentation cylinder, stirring structure is connected with scrapes the material structure, it is provided with the arc to scrape between material structure and the stirring structure, the top fixed connection of jar top cap 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 connection is provided with from the gear, from gear fixed connection is provided with the connecting axle, connecting axle and jar top cap rotate to be connected, be provided with the changeover portion from gear connection, changeover portion and jar top cap are connected, changeover portion and arc sliding connection.

Further, stirring structure includes the puddler, puddler and drive main shaft fixed connection, the both ends of puddler are about drive main shaft symmetry setting, the puddler equipartition is provided with the multiunit on drive main shaft, the puddler includes 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-shaped plate comprises a plate body, sliding grooves and L-shaped connecting rods, a plurality of groups of the sliding grooves are uniformly distributed on the plate body, the plate body is in sliding connection with the sliding grooves, the L-shaped connecting rods are in sliding connection with the transition piece, and one end, far away from the transition piece, of the L-shaped connecting rods is fixedly connected with one side, close to the driving main shaft, of the arc-shaped plate.

Further, the scraping structure comprises a transition piece, the transition piece comprises an elliptical ring, an elliptical plate and a gear ring, an elliptical slide way is formed between the elliptical ring and the elliptical plate, the elliptical slide way is in sliding connection with an L-shaped connecting rod, the gear ring is arranged in the middle of the elliptical plate, and the gear ring is in meshed transmission connection with a slave gear.

Further, a U-shaped connecting plate is fixedly connected between the elliptical ring and the elliptical plate, the end parts of the two sides of the U-shaped connecting plate are respectively fixedly connected with the elliptical ring and the elliptical plate, a T-shaped sliding block is fixedly connected to the bottom of the U-shaped connecting plate, a sliding groove is formed in the bottom of the tank top cover, and the T-shaped sliding block is slidably connected in the sliding groove.

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

Further, the top of jar top cap 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 bottom of sludge pump and fermentation cylinder is through mud union coupling, mud union coupling sets up the mud end of taking out at the sludge pump, the bottom fixed connection of jar top cap is provided with the supporting leg.

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

when the stirring device 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, so that sludge fermentation is facilitated, the stirring structure works and simultaneously drives the arc plate to rotate, and the stirring effect is improved by the arc plate; the main shaft is driven to rotate, the main gear and the auxiliary gear are driven to rotate, the auxiliary gear drives the transition piece to rotate, a rotating speed difference is formed between the transition piece and the arc plate, the transition piece controls the arc plate to move left and right, sludge attached to the inner wall of the fermentation tank is scraped, meanwhile, the uniformity of stirring inside and outside the sludge can be improved due to the movement of the arc plate, the microbial distribution in the sludge is more uniform, and the fermentation effect is better.

Drawings

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

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

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

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Example 1

Referring to fig. 1, in an embodiment of the invention, a fermentation device 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 with 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 main shaft 10 is fixedly connected to the output end of the driving motor 2, the driving main shaft 10 is connected with the stirring structure, the stirring structure is connected with the tank top cover 3, the lifting structure is used for driving the tank top cover 3 and the lifting structure to lift, the top of the fermentation tank 1 is opened, the interior of the fermentation tank 1 is conveniently cleaned, and sludge to be fermented is injected into the fermentation tank 1, the driving main shaft 10 is used for driving the stirring structure to move, both the stirring structure and the scraping structure can drive the arc plate 8 to move, the movement of the arc plate 8 is helpful for improving uniformity of stirring, and the sludge adhered to the inner wall of the fermentation tank 1 can be scraped.

Referring to fig. 1, the stirring structure includes a stirring rod 9, the stirring rod 9 is fixedly connected with a driving spindle 10, two ends of the stirring rod 9 are symmetrically arranged about the driving spindle 10, multiple groups of stirring rods 9 are uniformly distributed on the driving spindle 10, the stirring rod 9 includes a rod body 91 and a through hole 92, multiple groups of through holes 92 are formed in the rod body 91 in a penetrating manner, the stirring rod 9 is driven to rotate when the driving spindle 10 rotates, the stirring rods 9 are simultaneously rotated to uniformly mix sludge injected into the fermentation tank 1, and the through hole 92 can reduce resistance of the stirring rod 9 during rotation of the sludge during stirring.

Referring to fig. 1-2, a main gear 5 is fixedly connected to a driving spindle 10, a driven gear 7 is arranged in meshed transmission connection with the main gear 5, a connecting shaft 6 is fixedly connected to the driven gear 7, the connecting shaft 6 is rotationally connected with a tank top cover 3, a transition piece 4 is connected to the driven gear 7, the transition piece 4 is connected with the tank top cover 3, the transition piece 4 is slidably connected with an arc-shaped plate 8, the driving spindle 10 rotates to drive a stirring rod 9 to rotate and simultaneously drive the main gear 5 to rotate, the reference circle diameters of the main gear 5 and the driven gear 7 are different, a rotation speed difference is generated between the main gear 5 and the driven gear 7, the transition piece 4 can be driven to rotate by connection of the driven gear 7 and the transition piece 4, the stirring rod 9 is connected with the arc-shaped plate 8, when the arc-shaped plate 8 is driven to slide by the transition piece 4, the external arrangement of the arc-shaped plate 8 on the stirring rod 9 changes, at the moment, the arc-shaped plate 8 moves on the stirring rod 9 relatively to stir the stirring rod 9, and the movement of the arc-shaped plate 8 can uniformly mix internal and external sludge.

Example 2

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

Referring to fig. 1-4, 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 slide way 43 is formed between the elliptical ring 41 and the elliptical plate 42, the elliptical slide way 43 and an L-shaped connecting rod 83 are in sliding connection, the gear ring 46 is arranged in the middle of the elliptical plate 42, the gear ring 46 is in meshed transmission connection with a slave gear 7, the gear ring 46 is arranged 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 end parts on 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 at the bottom of the U-shaped connecting plate 44, a chute is arranged at the bottom of the tank top cover 3, the T-shaped sliding connection is arranged in the chute, the gear ring 46 and the slave gear 7 are meshed, the elliptical plate 42 is driven to rotate through the U-shaped connecting plate 44, the elliptical ring 41 is driven to rotate by the elliptical ring 44, the elliptical ring 41 is driven by the elliptical plate 42 and the elliptical ring 43 is driven by the elliptical plate 7 to rotate, the elliptical ring 43 is matched with the elliptical slide way, the circular slide way is formed by the circular slide groove and the circular slide groove 4 is more uniformly and the circular sliding cover is formed by the circular slide cover 4, and the circular sliding connection is more uniformly has the circular shape and the circular sliding connection with the circular slide plate 4, and the circular sliding cover is formed by the circular slide cover 3.

Referring to fig. 1, the lifting structure comprises a top cover connecting plate 11, a scissor lifter 12 and a fixing plate 13, the lifting structure is provided with two groups and is respectively located at two sides of the fermentation tank 1, the top cover connecting plate 11 is fixedly connected with the tank top cover 3, the fixing plate 13 is fixedly connected with the fermentation tank 1, the scissor lifter 12 is arranged between the top cover connecting plate 11 and the fixing plate 13, the scissor 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 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 arranged at the sludge pump 16, the bottom of the tank top cover 3 is fixedly connected with a supporting leg 14, the sludge pump 16 is used for pumping out fermented sludge in the fermentation tank 1, the outer through pipe 17 and a control valve 18 are used for discharging gas generated in the fermentation tank 1, and the inner through pipe 17 and the control valve 18 can also be used for filling water into the fermentation tank 1.

The working principle of the invention is as follows:

when the invention works, 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 motor 2 starts the driving main shaft 10 to rotate, and the driving main shaft 10 drives the stirring rod 9 to stir the sludge. Simultaneously puddler 9 drives arc 8 rotation, drives main gear 5 rotation when driving main shaft 10 rotation, and main gear 5 passes through and drives transition piece 4 rotation from gear 7, and when transition piece 4 rotated, oval slide 43 and arc 8 took place the relative slip, and the rotation of arc 8 is different with the rotational speed of transition piece 4, and oval slide 43 drives arc 8 and at the irregular left and right sides reciprocating slip on puddler 9, scrapes down the dirt on the fermentation cylinder 1 when arc 8 and the inner wall contact of fermentation cylinder 1, and the motion of arc 8 helps puddler 9 to mix mud evenly simultaneously.

Standard parts used in the invention can be purchased from the market, special-shaped parts can be customized according to the description of the specification and the drawings, the specific connection modes of all parts adopt conventional means such as mature bolts, rivets and welding in the prior art, the machinery, the parts and the equipment adopt conventional models in the prior art, and the circuit connection adopts conventional connection modes in the prior art, so that the details are not described.

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 characteristics 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 disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims

1. The utility model provides a fermenting installation for sludge treatment, includes fermentation cylinder (1) and tank deck lid (3), be provided with elevation structure between fermentation cylinder (1) and the tank deck lid (3), its characterized in that, be provided with stirring structure in fermentation cylinder (1), stirring structure is connected with scrapes the material structure, scrape and be provided with arc (8) between material structure and the stirring structure, the top fixed connection of tank deck lid (3) is provided with driving motor (2), the output fixed connection of driving motor (2) is provided with driving spindle (10), driving spindle (10) are last fixed connection to be provided with master gear (5), master gear (5) meshing transmission connection is provided with slave gear (7), slave gear (7) fixed connection is provided with connecting axle (6), connecting axle (6) and tank deck lid (3) rotate and are connected, slave gear (7) are connected and are provided with transition piece (4), transition piece (4) and tank deck lid (3) are connected, transition piece (4) and arc sliding connection (8).

The stirring structure comprises stirring rods (9), the stirring rods (9) are fixedly connected with a driving main shaft (10), two ends of the stirring rods (9) are symmetrically arranged about the driving main shaft (10), multiple groups of stirring rods (9) are uniformly distributed on the driving main shaft (10), each stirring rod (9) comprises a rod body (91) and a through hole (92), and the through holes (92) are communicated with the rod bodies (91);

the arc-shaped plate (8) comprises a plate body (81), sliding grooves (82) and L-shaped connecting rods (83), a plurality of groups of sliding grooves (82) are uniformly distributed on the plate body (81), the plate body (81) and the sliding grooves (82) are in sliding connection, 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 to one side, close to the driving spindle (10), of the arc-shaped plate (8);

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 slide way (43) is formed between the elliptical ring (41) and the elliptical plate (42), the elliptical slide way (43) and an L-shaped connecting rod (83) are in sliding connection, the gear ring (46) is arranged in the middle of the elliptical plate (42), and the gear ring (46) is in meshed transmission connection with a slave gear (7).

2. The fermentation device for sludge treatment according to claim 1, wherein a U-shaped connecting plate (44) is fixedly connected between the elliptical ring (41) and the elliptical plate (42), the end parts 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 with the bottom of the U-shaped connecting plate (44), a sliding groove is formed in the bottom of the tank top cover (3), and the T-shaped sliding block (45) is slidably connected in the sliding groove.

3. The fermentation device for sludge treatment according to claim 1, wherein the lifting structure comprises a top cover connecting plate (11), a scissor lifter (12) and a fixing plate (13), the lifting structure is provided with two groups and is respectively positioned at two sides of the fermentation tank (1), the top cover connecting plate (11) and the tank top cover (3) are fixedly connected, the fixing plate (13) is fixedly connected with the fermentation tank (1), and the scissor lifter (12) is arranged between the top cover connecting plate (11) and the fixing plate (13).

4. 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 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 arranged at the sludge pump (16), and a supporting leg (14) is fixedly connected with the bottom of the tank top cover (3).