阅读说明：本技术 一种城镇污水处理厂初沉污泥生物发酵设备 (Biological fermentation equipment for primary sludge of urban sewage treatment plant ) 是由 吴兆鹏 于 2021-07-15 设计创作，主要内容包括：本发明公开了一种城镇污水处理厂初沉污泥生物发酵设备,其结构包括搅拌器、引导管、发酵装置,搅拌器嵌固在发酵装置上端,引导管贯穿于发酵装置侧面内部,污泥从引导管中进入发酵罐内部,通过搅拌器带动搅拌机构进行旋转搅拌,对发酵罐内部的污泥进行发酵搅拌,从而阻挡结构进行搅拌过程中受到阻力影响进行轻微的弯曲,增强对污泥的粉碎阻挡效果,避免污泥粘结成块状,搅拌过程中压缩结构外侧沿着发酵罐内壁对污泥进行刮除,同时倾斜的活动板左侧受到污泥的作用力,且污泥刮除过程中三角块在内壁上滑动,对内壁上粘附的污泥进行刮除,避免污泥在停留在发酵罐内壁上进行反复挤压,防止发酵罐内壁的污泥粘附力过大导致不易清理。(The invention discloses primary sludge biological fermentation equipment for a town sewage treatment plant, which structurally comprises a stirrer, a guide pipe and a fermentation device, wherein the stirrer is embedded at the upper end of the fermentation device, the guide pipe penetrates through the side surface of the fermentation device, sludge enters into a fermentation tank from the guide pipe, a stirring mechanism is driven by the stirrer to perform rotary stirring, and the sludge in the fermentation tank is fermented and stirred, so that the structure is prevented from being slightly bent under the influence of resistance in the stirring process, the crushing prevention effect on the sludge is enhanced, the sludge is prevented from being bonded into blocks, the sludge is scraped along the inner wall of the fermentation tank outside a compression structure in the stirring process, the left side of an inclined movable plate is acted by the sludge, a triangular block slides on the inner wall in the sludge scraping process, the sludge adhered to the inner wall is scraped, and the sludge is prevented from being repeatedly extruded on the inner wall of the fermentation tank, prevent too big difficult clearance that leads to of mud adhesive force of fermentation cylinder inner wall.)

1. The utility model provides a city and town sewage treatment plant primary sludge biological fermentation equipment, its structure includes agitator (1), guiding tube (2), fermenting installation (3), agitator (1) inlays admittedly in fermenting installation (3) upper end, inside guiding tube (2) run through in fermenting installation (3) side, its characterized in that:

fermenting installation (3) are equipped with fermentation cylinder (31), rabbling mechanism (32), fixed plate (33), rabbling mechanism (32) are installed in fixed plate (33) upper end, fermentation cylinder (31) are inlayed and are fixed in fixed plate (33) upper end, inside guide tube (2) run through in fermentation cylinder (31) side.

2. The primary sludge biological fermentation equipment of the town sewage treatment plant according to claim 1, wherein: stirring mechanism (32) are equipped with axis of rotation (321), block structure (322), broken structure (323), block structure (322) welding in axis of rotation (321) outside, broken structure (323) is embedded in the block structure (322) outside, axis of rotation (321) bottom is installed in fixed plate (33) upper end.

3. The primary sludge biological fermentation equipment of the town sewage treatment plant according to claim 2, wherein: the blocking structure (322) is provided with a guide structure (a1), a rubber block (a2), a stress plate (a3) and a blocking block (a4), the rubber block (a2) is attached to the inner side of the stress plate (a3), the stress plate (a3) is welded to the upper end and the lower end of the blocking block (a4), the guide structure (a1) is installed on the left side of the blocking block (a4), and the stress plate (a3) is welded to the outer side of the rotating shaft (321).

4. The primary sludge biological fermentation equipment of the town sewage treatment plant according to claim 3, wherein: the guide structure (a1) is provided with a guide structure supporting plate (a11), a pressing plate (a12) and a rubber ring (a13), the guide structure supporting plate (a11) is embedded in the surface of the pressing plate (a12), the rubber ring (a13) is attached to the inner side of the pressing plate (a12), and the pressing plate (a12) is installed on the left side of a stopper (a 4).

5. The primary sludge biological fermentation equipment of the town sewage treatment plant according to claim 2, wherein: broken structure (323) is equipped with compression structure (w1), movable block (w2), spring (w3), compression structure (w1) upper end block is at spring (w3) left and right sides lower extreme, spring (w3) lower extreme welding is in compression structure (w1) upper end, spring (w3) upper end is installed in movable block (w2) inboard, movable block (w2) are inlayed and are consolidated and are blockking structure (322) outside.

6. The primary sludge biological fermentation equipment of the town sewage treatment plant according to claim 5, wherein: compression structure (w1) are equipped with atress groove (w11), compression plate (w12), spring bar (w13), fly leaf (w14), clearance structure (w15), atress groove (w11) is located compression plate (w12) surface, compression plate (w12) laminating is on spring bar (w13) left side, spring bar (w13) welding is inside fly leaf (w14), clearance structure (w15) is installed in fly leaf (w14) lower extreme inboard, fly leaf (w14) upper end block is at spring (w3) left and right sides lower extreme.

7. The primary sludge biological fermentation equipment of the town sewage treatment plant according to claim 6, wherein: clearance structure (w15) are equipped with crooked board (e1), deformation board (e2), triangular block (e3), crooked board (e1) are inlayed and are fixed in deformation board (e2) upper end, triangular block (e3) are installed in deformation board (e2) lower extreme, crooked board (e1) upper end is installed in fly leaf (w14) lower extreme inboard.

Technical Field

The invention relates to the technical field of town sewage treatment and recycling, in particular to primary sludge biological fermentation equipment for a town sewage treatment plant.

Background

The sludge of the settled urban sewage is rich in organic matters, is easy to decay and destroy the environment, is treated and fermented, and if a proper amount of catalyst is uniformly stirred, pathogenic cells in the sludge are killed, and meanwhile, a fertilizer is formed, so that the harmless treatment of the sludge is realized.

During the fermentation and stirring process, the sludge is changed into a solid state from a fluid state, organic matters in the sludge are stabilized, and the sludge is not easy to decay, but during the process that the sludge is changed into the solid state, the resistance of stirring stress is increasingly large, the fluid-state sludge is adhered to the inner wall of the fermentation equipment, and when the fluid-state sludge is changed into the solid-state sludge, the sludge on the inner wall is repeatedly extruded under the action force of the outer side of the stirrer, so that the sludge is difficult to clean due to the overlarge adhesion force of the sludge on the inner wall.

Disclosure of Invention

The invention is realized by the following technical scheme: the utility model provides a city and town sewage treatment plant primary sludge biological fermentation equipment, its structure includes agitator, guiding tube, fermenting installation, the agitator inlays admittedly in the fermenting installation upper end, the guiding tube runs through inside the fermenting installation side, fermenting installation is equipped with fermentation cylinder, rabbling mechanism, fixed plate, the rabbling mechanism is installed in the fixed plate upper end, the fermentation cylinder inlays admittedly in the fixed plate upper end, the guiding tube runs through inside the fermentation cylinder side, fermentation cylinder right side lower extreme is equipped with the runner pipe, has the emission effect.

As a further improvement of the invention, the stirring mechanism is provided with a rotating shaft, blocking structures and a crushing structure, the blocking structures are welded on the outer side of the rotating shaft, the crushing structure is embedded on the outer side of the blocking structures, the bottom end of the rotating shaft is installed at the upper end of the fixed plate, the number of the blocking structures is six, the blocking structures are circularly and uniformly surrounded by taking the rotating shaft as the center, the thickness of the blocking structures is thinner when the blocking structures are closer to the rotating shaft, and the blocking structures are integrally of a fence structure.

As a further improvement of the invention, the blocking structure is provided with a guide structure, a rubber block, a stress plate and a blocking block, the rubber block is attached to the inner side of the stress plate, the stress plate is welded at the upper end and the lower end of the blocking block, the guide structure is installed at the left side of the blocking block, the stress plate is welded at the outer side of the rotating shaft, and the stress plate is made of aluminum alloy and has the characteristics of strong toughness and easiness in bending.

As a further improvement of the invention, the guide structure is provided with a guide structure supporting plate, a squeezing plate and a rubber ring, the guide structure supporting plate is embedded and fixed on the surface of the squeezing plate, the rubber ring is attached to the inner side of the squeezing plate, the squeezing plate is arranged on the left side of the blocking block, the squeezing plate is made of rubber and has the characteristic of easy deformation and movement, and the included angle of the guide structure supporting plate is 90 degrees.

As a further improvement of the invention, the crushing structure is provided with a compression structure, a movable block and a spring, the upper end of the compression structure is clamped at the lower ends of the left side and the right side of the spring, the lower end of the spring is welded at the upper end of the compression structure, the upper end of the spring is arranged at the inner side of the movable block, the movable block is embedded and fixed at the outer side of the blocking structure, and the spring is made of rubber and has the characteristic of easy deformation and movement.

As a further improvement of the invention, the compression structure is provided with a stress groove, a compression plate, a spring rod, a movable plate and a cleaning structure, wherein the stress groove is positioned on the surface of the compression plate, the compression plate is attached to the left side of the spring rod, the spring rod is welded in the movable plate, the cleaning structure is arranged on the inner side of the lower end of the movable plate, the upper end of the movable plate is clamped at the lower ends of the left side and the right side of the spring, the compression plate is made of rubber and has the characteristic of easy bending, the upper surface of the movable plate is in an inclined state, and the inclination angle is 20 degrees.

As a further improvement of the invention, the cleaning structure is provided with a bending plate, a deformation plate and a triangular block, the bending plate is embedded and fixed at the upper end of the deformation plate, the triangular block is arranged at the lower end of the deformation plate, the upper end of the bending plate is arranged at the inner side of the lower end of the movable plate, and the bending plate is made of aluminum alloy and has the characteristics of strong toughness and large bending force.

Advantageous effects

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

1. inside mud gets into the fermentation tank from the guiding tube, drive rabbling mechanism through the agitator and carry out rotatory stirring, carry out the fermentation stirring to the inside mud of fermentation tank, the axis of rotation drives and blocks the structure stirring, thereby mud reduces the centrifugal force to the outside in the structure that blocks of slope, broken structure clears up the mud of adhesion along fermentation tank inner wall simultaneously, make guide structure backup pad break apart blocky mud, thereby it stirs the in-process and receives the resistance influence to carry out slight bending to block the structure, the reinforcing blocks the effect to the smashing of mud, avoid mud to bond into the cubic.

2. Stirring in-process compression structure outside is strikeed off mud along fermentation cylinder inner wall, the fly leaf left side of slope receives the effort of mud simultaneously, and mud strikes off the three hornblocks of in-process and slides on the inner wall, strike off the mud of adhesion on the inner wall, simultaneously under the elasticity of crooked board, deformation board is crooked to three hornblocks orientation, make three hornblocks produce the supporting effect to the outside, thereby reach the effect that the laminating strikes off mud at the inner wall slip, avoid mud to push repeatedly on stopping fermentation cylinder inner wall, prevent that fermentation cylinder inner wall's mud adhesive force from leading to difficult clearance too greatly.

Drawings

FIG. 1 is a schematic structural diagram of primary sludge biological fermentation equipment of a municipal wastewater treatment plant.

FIG. 2 is a schematic side view of the fermentation apparatus according to the present invention.

Fig. 3 is a schematic top view of a stirring mechanism according to the present invention.

Fig. 4 is a schematic side view of a barrier structure according to the present invention.

Fig. 5 is a schematic side view of a guiding structure according to the present invention.

Fig. 6 is a partial h enlarged structure diagram of a crushing structure according to the present invention.

Fig. 7 is a schematic perspective view of a compression structure according to the present invention.

FIG. 8 is a side view of an enlarged cleaning structure according to the present invention.

In the figure: the device comprises a stirrer-1, a guide pipe-2, a fermentation device-3, a fermentation tank-31, a stirring mechanism-32, a fixing plate-33, a rotating shaft-321, a blocking structure-322, a crushing structure-323, a guide structure-a 1, a rubber block-a 2, a stress plate-a 3, a blocking block-a 4, a supporting plate-a 11, a squeezing plate-a 12, a rubber ring-a 13, a compression structure-w 1, a movable block-w 2, a spring-w 3, a stress groove-w 11, a compression plate-w 12, a spring rod-w 13, a movable plate-w 14, a cleaning structure-w 15, a bending plate-e 1, a deformation plate-e 2 and a triangular block-e 3.

Detailed Description

The technology of the present invention is further described with reference to the accompanying drawings:

example 1:

as shown in fig. 1-5:

the invention relates to primary sludge biological fermentation equipment for a municipal wastewater treatment plant, which structurally comprises a stirrer 1, a guide pipe 2 and a fermentation device 3, wherein the stirrer 1 is embedded at the upper end of the fermentation device 3, the guide pipe 2 penetrates through the inside of the side surface of the fermentation device 3, the fermentation device 3 is provided with a fermentation tank 31, a stirring mechanism 32 and a fixed plate 33, the stirring mechanism 32 is installed at the upper end of the fixed plate 33, the fermentation tank 31 is embedded at the upper end of the fixed plate 33, the guide pipe 2 penetrates through the inside of the side surface of the fermentation tank 31, the lower end of the right side of the fermentation tank 31 is provided with a circulating pipe, the sludge has a discharge effect, the sludge enters the fermentation tank 31 from the guide pipe 2, the stirring mechanism 32 is driven by the stirrer 1 to rotate and stir, and the sludge in the fermentation tank 31 is fermented and stirred.

Wherein, rabbling mechanism 32 is equipped with axis of rotation 321, blocks structure 322, broken structure 323, it welds in the axis of rotation 321 outside to block structure 322, broken structure 323 inlays in the structure 322 outside of blocking, axis of rotation 321 bottom is installed in fixed plate 33 upper end, it is equipped with six to block structure 322 to axis of rotation 321 evenly encircles as central circular, and the thickness that blocks structure 322 is close to axis of rotation 321 thickness more and is thin more, and blocks structure 322 wholly for the fence structure, makes axis of rotation 321 drive block structure 322 stirring, thereby mud reduces the centrifugal force to the outside in the structure 322 that blocks of slope, broken structure 323 clears up the mud of adhesion along the fermentation cylinder 31 inner wall simultaneously.

The blocking structure 322 is provided with a guide structure a1, a rubber block a2, a stress plate a3 and a blocking block a4, the rubber block a2 is attached to the inner side of the stress plate a3, the stress plate a3 is welded to the upper end and the lower end of the blocking block a4, the guide structure a1 is installed on the left side of the blocking block a4, the stress plate a3 is welded to the outer side of the rotating shaft 321, the stress plate a3 is made of aluminum alloy and has the characteristics of strong toughness and easy bending, so that sludge is blocked on the guide structure a1, the blocking block a4 is blocked, meanwhile, the stress plate a3 is pressed towards the rubber block a2 after being subjected to resistance, the blocking block a4 generates elastic force through the stress plate a3 in the blocking structure 322, and is slightly bent under the influence of resistance in the stirring process of the blocking structure 322, the effect of crushing and blocking of the sludge is enhanced, and the sludge is prevented from being adhered into a block shape.

The guide structure a1 is provided with a guide structure support plate a11, a squeezing plate a12 and a rubber ring a13, the guide structure support plate a11 is embedded in the surface of the squeezing plate a12, the rubber ring a13 is attached to the inner side of the squeezing plate a12, the squeezing plate a12 is installed on the left side of the barrier block a4, the squeezing plate a12 is made of rubber and has the characteristic of easy deformation and movement, the included angle of the guide structure support plate a11 is 90 degrees, sludge is guided on the surface of the guide structure support plate a11, and the guide structure support plate a11 is compressed to the rubber ring a13 along with the squeezing plate a12 through stirring force, so that the guide structure support plate a11 breaks the blocky sludge.

The embodiment has the following specific use modes and functions:

in the invention, sludge enters the fermentation tank 31 from the guide pipe 2, the stirrer 1 drives the stirring mechanism 32 to perform rotary stirring, the sludge in the fermentation tank 31 is fermented and stirred, the rotating shaft 321 drives the blocking structure 322 to stir, so that the outward centrifugal force of the sludge in the inclined blocking structure 322 is reduced, meanwhile, the crushing structure 323 cleans the adhered sludge along the inner wall of the fermentation tank 31, the sludge is blocked on the guide structure a1, the block-shaped sludge is broken by the guide structure support plate a11 through the compression of the stirring force guide structure support plate a11 along with the extrusion plate a12 to the rubber ring a13, so that the block-shaped sludge is broken by the guide structure support plate a11, the block a4 is blocked, the force bearing plate a3 is pressed to the rubber block a2 after being subjected to resistance, the block a4 generates elasticity through the force bearing plate a3 in the blocking structure 322, and the block structure 322 is slightly bent under the influence of the resistance in the stirring process, the crushing and blocking effect on the sludge is enhanced, and the sludge is prevented from being bonded into blocks.

Example 2:

as shown in fig. 6-8:

wherein, broken structure 323 is equipped with compression structure w1, movable block w2, spring w3, compression structure w1 upper end block is at spring w3 left and right sides lower extreme, the welding of spring w3 lower extreme is in compression structure w1 upper end, install in movable block w2 inboard in spring w3 upper end, movable block w2 inlays and consolidates in blockking the structure 322 outside, spring w3 is the rubber material, has the characteristic of easy deformation activity, and the compression structure w1 outside is scraped mud along fermentation cylinder 31 inner wall, supports through spring w 3's elasticity, and compression structure w1 carries out the adjustment of dynamics through movable block w2 simultaneously, avoids the too big damage that causes of frictional force to block.

The compression structure w1 is provided with a force-bearing groove w11, a compression plate w12, a spring rod w13, a movable plate w14 and a cleaning structure w15, the force-bearing groove w11 is located on the surface of the compression plate w12, the compression plate w12 is attached to the left side of the spring rod w13, the spring rod w13 is welded inside the movable plate w14, the cleaning structure w15 is mounted inside the lower end of the movable plate w14, the upper end of the movable plate w14 is clamped at the lower ends of the left and right sides of the spring w3, the compression plate w12 is made of rubber and has the characteristic of easy bending, the upper surface of the movable plate w14 is in an inclined state, the inclination angle is 20 degrees, the left side of the inclined movable plate w14 is subjected to the force of sludge, the scraped sludge is accumulated in the force-bearing groove w11 on the surface of the compression plate w12, so that the sludge generates a point pairs on the surface of the compression plate w12 and presses the spring rod w13, gaps among wet sludge are easily generated under the elasticity of the spring rod w13, and the wet sludge, and the catalyst is easily separated from the drying, the scraped sludge is prevented from staying at the left side of the movable plate w14 to be piled up.

Wherein, clearance structure w15 is equipped with crooked board e1, deformation board e2, triangle piece e3, crooked board e1 inlays and fixes on deformation board e2 upper end, triangle piece e3 installs at deformation board e2 lower extreme, crooked board e1 upper end is installed in movable plate w14 lower extreme inboard, crooked board e1 is the aluminum alloy material, has toughness, and the characteristic that bending force is big to triangle piece e3 slides on the inner wall, strikes off the mud of adhesion on the inner wall, and simultaneously under crooked board e 1's elasticity, deformation board e2 is crooked to triangle piece e3 direction, makes triangle piece e3 produce the supporting effect to the outside, thereby reaches the effect of laminating and scraping off mud at the inner wall slip.

The embodiment has the following specific use modes and functions:

in the invention, the sludge is scraped along the inner wall of the fermentation tank 31 at the outer side of the compression structure w1 in the stirring process and is supported by the elastic force of the spring w3, meanwhile, the compression structure w1 adjusts the force through the movable block w2 to avoid the blocking damage caused by excessive friction force, meanwhile, the left side of the inclined movable plate w14 is subjected to the action force of the sludge, the scraped sludge is accumulated in the force-bearing groove w11 on the surface of the compression plate w12, so that the sludge generates force-bearing points on the surface of the compression plate w12 to press the spring rod w13, gaps are easily generated among the wet sludge under the elastic force of the spring rod w13, the catalyst is easily introduced to dry and separate, the scraped sludge is prevented from staying at the left side of the movable plate w14 to accumulate, in the sludge scraping process, the triangular block e3 slides on the inner wall to scrape the sludge adhered on the inner wall, and the deformed plate e2 bends towards the direction of the triangular block e3 under the elastic force of the bent plate e1, make triangle-shaped piece e3 produce the supporting effect to the outside to reach the laminating and slide the effect of scraping mud at the inner wall, avoid mud to push repeatedly stopping on fermentation cylinder 31 inner wall, prevent that the too big difficult clearance that leads to of mud adhesive force of fermentation cylinder 31 inner wall.

The technical scheme of the invention is utilized, or a similar technical scheme is designed by a person skilled in the art based on the inspiration of the technical scheme of the invention, so that the technical effects are achieved, and the technical scheme and the method fall into the protection scope of the invention.