1. The utility model provides a microbial fermentation equipment for sludge treatment, its structure includes inlet pipe (1), support frame (2), motor (3), fermenting installation (4), discharge gate (5), draft chamber (6), install at support frame (2) top inlet pipe (1) to support frame (2) lower extreme welds with fermenting installation (4) top mutually, motor (3) output rotates with fermenting installation (4) inside synchronization, fermenting installation (4) right side lower extreme has inlayed discharge gate (5), upper left end and support frame (2) right-hand member weld mutually in draft chamber (6), draft chamber (6) lower extreme is installed at fermenting installation (4) top middle-end and is link up its characterized in that mutually:

fermentation device (4) are including fermentation cylinder (41), helical agitator (42), aeration choked flow mechanism (43), conduction pipe (44), helical agitator (42) are installed to the inside middle-end of fermentation cylinder (41) to helical agitator (42) rotate along with motor (3) output synchronization, motor (3) are installed at fermentation cylinder (41) left end, aeration choked flow mechanism (43) are established inside fermentation cylinder (41) to aeration choked flow mechanism (43) upper end link up mutually with draft chamber (6) lower extreme, conduction pipe (44) are established at aeration choked flow mechanism (43) outside end and are link up mutually.

2. The microbial fermentation apparatus for sludge treatment according to claim 1, wherein: aeration choked flow mechanism (43) are including air vent board (431), lug (432), prevent stifled nozzle (433), blocking mechanism (434), swing mechanism (435), air vent board (431) top link up with draft chamber (6) lower extreme mutually to air vent board (431) inside surface is equipped with lug (432), prevent stifled nozzle (433) and establish in air vent board (431) inside wall, and blocking mechanism (434) establishes in air vent board (431) inside wall, blocking mechanism (434) are located prevents stifled nozzle (433) outside, swing mechanism (435) are installed in air vent board (431) inside wall.

3. The microbial fermentation apparatus for sludge treatment according to claim 2, wherein: the anti-blocking nozzle (433) comprises a nozzle (33a), an opening and closing plate (33b), a rotating block (33c) and a torsion shaft (33d), wherein the nozzle (33a) is arranged on the inner side wall of the air vent plate (431) and penetrates through the inner side wall, the opening and closing plate (33b) is located inside the nozzle (33a), the outer side end of the opening and closing plate (33b) is welded with the rotating block (33c), and the rotating block (33c) is hinged with the inner wall of the nozzle (33a) through the torsion shaft (33 d).

4. The microbial fermentation apparatus for sludge treatment according to claim 2, wherein: the blocking mechanism (434) comprises an expansion link (34a), a blocking piece (34b) and a through hole (34c), the upper end of the expansion link (34a) is welded with the inner side wall of the air vent plate (431), the lower end of the expansion link (34a) is welded with the upper surface of the blocking piece (34b), and the through hole (34c) penetrates through the inside of the blocking piece (34 b).

5. The microbial fermentation apparatus for sludge treatment according to claim 2, wherein: swing mechanism (435) include axis of rotation (35a), guide bar (35b), spoiler (35c), axis of rotation (35a) are established inside breather plate (431) to axis of rotation (35a) are installed in spoiler (35c) upper end, guide bar (35b) upper end is fixed with breather plate (431) inside wall, guide bar (35b) lower extreme adopts clearance fit to run through in spoiler (35c) inside middle-end.

6. The microbial fermentation apparatus for sludge treatment according to claim 5, wherein: spoiler (35c) is including plate body (c1), division board (c2), plate body (c1) upper end is equipped with axis of rotation (35a) to plate body (c1) is located breather plate (431) inside wall, plate body (c1) inside weld has division board (c 2).

Background

The aerobic fermentation of the sludge is a harmless, volume-reduced and stabilized comprehensive sludge treatment technology, also called aerobic composting technology, and is characterized in that aerobic thermophilic bacteria are added into fermentation equipment to decompose organic matters in the sludge in the fermentation equipment to form a substance similar to humus soil, but in the stirring fermentation process of the sludge, the aerobic thermophilic bacteria are added, the aerobic thermophilic bacteria need to consume oxygen, the oxygen is introduced into the fermentation equipment in an aeration mode, the introduced oxygen is not uniformly circulated in the fermentation equipment, and the stirring easily causes the flowing speed of the sludge and the aerobic thermophilic bacteria in the fermentation equipment to be too high, so that the effect of the comprehensive contact of the oxygen and the aerobic thermophilic bacteria is reduced, and the effect of the comprehensive fermentation of the sludge is reduced.

Disclosure of Invention

The technical scheme adopted by the invention for realizing the technical purpose is as follows: the microbial fermentation equipment for sludge treatment structurally comprises an inlet pipe, a support frame, a motor, a fermentation device, a discharge port and a ventilation chamber, wherein the inlet pipe is installed at the top of the support frame, the lower end of the support frame is welded with the top of the fermentation device, the motor output end synchronously rotates with the interior of the fermentation device, the discharge port is embedded at the right lower end of the fermentation device, the left upper end of the ventilation chamber is welded with the right end of the support frame, the lower end of the ventilation chamber is installed at the middle end of the top of the fermentation device and communicated with the fermentation device, the fermentation device comprises a fermentation tank, a spiral stirrer, an aeration flow blocking mechanism and a conduction pipe, the spiral stirrer is installed at the middle end of the interior of the fermentation tank and synchronously rotates along with the motor output end, the motor is installed at the left end of the fermentation tank, the aeration flow blocking mechanism is arranged, the conduction pipe is arranged at the outer side end of the aeration and flow blocking mechanism and communicated with the aeration and flow blocking mechanism, the two aeration and flow blocking mechanisms are arranged, and the interiors of the two aeration and flow blocking mechanisms are communicated through the conduction pipe.

As a further improvement of the invention, the aeration flow resisting mechanism comprises an aeration plate, a lug, an anti-blocking nozzle, a blocking mechanism and a swinging mechanism, wherein the top of the aeration plate is communicated with the lower end of the ventilation chamber, the lug is arranged on the inner surface of the aeration plate, the anti-blocking nozzle is arranged on the inner side wall of the aeration plate, the blocking mechanism is positioned on the outer side of the anti-blocking nozzle, the swinging mechanism is arranged on the inner side wall of the aeration plate, the lug and the anti-blocking nozzle are respectively provided with eight parts, and the.

The anti-blocking nozzle comprises a nozzle, an opening and closing plate, a rotating block and a torsion shaft, wherein the nozzle is arranged on the inner side wall of the air vent plate and is communicated with the inner side wall of the air vent plate, the opening and closing plate is positioned in the nozzle, the outer side end of the opening and closing plate is welded with the rotating block, the rotating block is hinged with the inner side wall of the nozzle through the torsion shaft, and the opening and closing plate, the rotating block and the torsion shaft are respectively provided with two parts and are arranged in the nozzle in a bilateral symmetry mode.

As a further improvement of the invention, the blocking mechanism comprises a telescopic rod, a blocking piece and a through hole, the upper end of the telescopic rod is welded with the inner side wall of the vent plate, the lower end of the telescopic rod is welded with the upper surface of the blocking piece, the through hole penetrates through the inside of the blocking piece, and the middle part of the telescopic rod is of a corrugated structure and is made of rubber.

As a further improvement of the invention, the swing mechanism comprises a rotating shaft, a guide rod and a spoiler, the rotating shaft is arranged in the ventilation board, the rotating shaft is arranged at the upper end of the spoiler, the upper end of the guide rod is fixed with the inner side wall of the ventilation board, the lower end of the guide rod penetrates through the middle end in the spoiler in a clearance fit manner, and the spoiler is arranged on the inner side wall of the ventilation board in an inclined angle.

As a further improvement of the invention, the spoiler comprises a plate body and a partition plate, wherein the upper end of the plate body is provided with a rotating shaft, the plate body is positioned on the inner side wall of the ventilation plate, the partition plate is welded inside the plate body, and the partition plate is installed inside the plate body in an inclined angle, so that an inclined separation cavity is formed inside the plate body.

The invention has the beneficial effects that:

1. inside the in-process of fermentation enters into the conduction tube with the air through outside gas switch-on plenum, gas when flowing inside the conduction tube, extrusion through the lug, make inside gaseous quick entering into the nozzle, promote the switching board and rotate round the turning block, with the even row of air to the fermentation tank inside, the air current stops the back, the torsion through the torsion axle resets and makes the switching board close, avoid outside mud to enter into the inside jam that causes of nozzle, improve the wholeness that good oxygen thermophilic bacteria contacted oxygen, the separation blade protects the nozzle outside simultaneously, it contacts with the nozzle to block mud.

2. Spiral agitator is carrying out the in-process that stirs to mud, rotation through the axis of rotation, thereby make the spoiler carry out the elasticity extrusion on the guide bar, at this moment the angle of spoiler changes, it carries out choked effect to the mud of stirring in-process to improve the spoiler, it is long with good oxygen thermophilic bacteria's contact time to increase mud, separate the chamber through the division board at the inside slope that forms of plate body simultaneously, improve the choked flow effect to mud, mud can be in the slope separate inside down flow of chamber, avoid mud to stop inside the plate body.

Drawings

FIG. 1 is a schematic view of a microbial fermentation apparatus for sludge treatment according to the present invention.

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

Fig. 3 is a side view of the internal structure of an aeration flow-resisting mechanism of the invention.

FIG. 4 is a schematic view of a top view of an internal perspective structure of an anti-clogging nozzle according to the present invention.

Fig. 5 is a schematic view of the internal structure of a blocking mechanism according to the present invention.

Fig. 6 is a schematic structural diagram of a swing mechanism according to the present invention.

FIG. 7 is a schematic perspective view of a spoiler according to the present invention.

In the figure: the device comprises a feeding pipe-1, a support frame-2, a motor-3, a fermentation device-4, a discharge hole-5, a ventilation chamber-6, a fermentation tank-41, a spiral stirrer-42, an aeration flow blocking mechanism-43, a conduction pipe-44, a ventilation plate-431, a bump-432, an anti-blocking nozzle-433, a blocking mechanism-434, a swinging mechanism-435, a nozzle-33 a, an opening and closing plate-33 b, a rotating block-33 c, a torsion shaft-33 d, an expansion rod-34 a, a baffle-34 b, a through hole-34 c, a rotating shaft-35 a, a guide rod-35 b, a baffle-35 c, a plate body-c 1 and a partition plate-2.

Detailed Description

The invention is further described below with reference to the accompanying drawings:

example 1:

as shown in figures 1 to 5:

the invention relates to a microbial fermentation device for sludge treatment, which structurally comprises a feeding pipe 1, a support frame 2, a motor 3, a fermentation device 4, a discharge hole 5 and a ventilation chamber 6, wherein the feeding pipe 1 is installed at the top of the support frame 2, the lower end of the support frame 2 is welded with the top of the fermentation device 4, the output end of the motor 3 synchronously rotates with the interior of the fermentation device 4, the discharge hole 5 is embedded at the right lower end of the fermentation device 4, the left upper end of the ventilation chamber 6 is welded with the right end of the support frame 2, the lower end of the ventilation chamber 6 is installed at the middle end of the top of the fermentation device 4 and communicated with the ventilation chamber, the fermentation device 4 comprises a fermentation tank 41, a spiral stirrer 42, an aeration flow blocking mechanism 43 and a conduction pipe 44, the spiral stirrer 42 is installed at the middle end of the interior of the fermentation tank 41, the spiral stirrer 42 synchronously rotates along with the output end of the motor 3, the motor 3 is installed at the left end of the fermentation tank 41, the aeration flow-resisting mechanisms 43 are arranged in the fermentation tank 41, the upper ends of the aeration flow-resisting mechanisms 43 are communicated with the lower end of the ventilation chamber 6, the conducting pipes 44 are arranged at the outer ends of the aeration flow-resisting mechanisms 43 and are communicated, the two aeration flow-resisting mechanisms 43 are arranged in total, and the two aeration flow-resisting mechanisms 43 are communicated through the conducting pipes 44, so that the two aeration flow-resisting mechanisms 43 can aerate the interior of the fermentation tank 41 at the same time, and the comprehensive property of oxygen contacted by aerobic thermophilic bacteria is improved.

Wherein, aeration choked flow mechanism 43 includes aeration plate 431, lug 432, prevents stifled nozzle 433, blocking mechanism 434, swing mechanism 435, aeration plate 431 top is link up mutually with 6 lower extremes of draft chamber to aeration plate 431 inside surface is equipped with lug 432, prevent stifled nozzle 433 and establish at aeration plate 431 inside wall, and blocking mechanism 434 establishes at aeration plate 431 inside wall, blocking mechanism 434 is located prevents stifled nozzle 433 outside, swing mechanism 435 installs in aeration plate 431 inside wall, lug 432 and prevent stifled nozzle 433 all are equipped with eight to position phase-match between the two does benefit to the air when the inside circulation of aeration plate 431, and it is inside to enter into to prevent stifled nozzle 433 with the air extrusion, improves the jet force of preventing the inside air of stifled nozzle 433.

The anti-blocking nozzle 433 comprises a nozzle 33a, an opening and closing plate 33b, a rotating block 33c and a torsion shaft 33d, wherein the nozzle 33a is arranged on the inner side wall of the air vent plate 431 and penetrates through the inner side wall, the opening and closing plate 33b is positioned inside the nozzle 33a, the outer side end of the opening and closing plate 33b is welded with the rotating block 33c, the rotating block 33c is hinged with the inner wall of the nozzle 33a through the torsion shaft 33d, the two opening and closing plates 33b, the two rotating blocks 33c and the two torsion shaft 33d are arranged inside the nozzle 33a in a bilateral symmetry manner, the opening and closing plate 33b is pushed to rotate automatically by air pressure inside the nozzle 33a, so that the inside of the nozzle 33a is opened and closed automatically, external sludge is prevented from entering the inside of the nozzle 33a, and the inside of the nozzle 33a is prevented from being blocked.

The blocking mechanism 434 comprises an expansion link 34a, a blocking piece 34b and a through hole 34c, the upper end of the expansion link 34a is welded to the inner side wall of the air vent plate 431, the lower end of the expansion link 34a is welded to the upper surface of the blocking piece 34b, the through hole 34c penetrates through the blocking piece 34b, the middle of the expansion link 34a is of a fold structure, and the rubber material is adopted, so that the expansion link 34a is driven to stretch when the air jet is performed by the nozzle 33a, the positions of the blocking piece 34b and the nozzle 33a are changed, the air flow is uniformly sprayed out from the three through holes 34c, the dispersibility of the air flow is improved, the comprehensiveness of the aerobic thermophilic bacteria contacting the oxygen is improved, meanwhile, the blocking piece 34b protects the outer side of the nozzle 33a, and blocks the sludge from contacting the nozzle 33 a.

The specific use mode and function of the embodiment are as follows:

in the invention, sludge and aerobic thermophilic bacteria are discharged into a fermentation tank 41 from a feeding pipe 1, then a motor 3 is started to drive a spiral stirrer 42 to stir and ferment the sludge, air is communicated with a ventilation chamber 6 through external air in the fermentation process and discharged into a conduction pipe 44, when the air flows in the conduction pipe 44, the air is rapidly introduced into a nozzle 33a through the extrusion of a lug 432, airflow generated in the nozzle 33a pushes an opening and closing plate 33b to rotate around a rotating block 33c, so that the inside of the nozzle 33a is conducted, the air is uniformly discharged into the fermentation tank 41, after the airflow is stopped, the opening and closing plate 33b is closed through the torsion reset of a torsion shaft 33d, at the moment, the inside of the nozzle 33a is closed, the phenomenon that the external sludge enters the inside of the nozzle 33a to cause blockage, and the baffle 34b is extruded by the airflow jet is avoided, at this time, the telescopic rod 34a is extended and contracted, so that the positions of the baffle 34b and the nozzle 33a are changed, the airflow is uniformly sprayed from the inside of the three through holes 34c, the dispersibility of the airflow is improved, the comprehensiveness of the aerobic thermophilic bacteria contacting with the oxygen is improved, and the baffle 34b protects the outer side of the nozzle 33a and prevents the sludge from contacting with the nozzle 33 a.

Example 2:

as shown in fig. 6 to 7:

wherein, swing mechanism 435 includes axis of rotation 35a, guide bar 35b, spoiler 35c, axis of rotation 35a is established inside the air baffle 431 to axis of rotation 35a is installed in spoiler 35c upper end, guide bar 35b upper end is fixed with the inboard wall of air baffle 431, guide bar 35b lower extreme adopts clearance fit to run through in the inside middle-end of spoiler 35c, spoiler 35c is the inclination and installs on the air baffle 431 inner wall, improves the effect that spoiler 35c carries out the choked flow to the mud of stirring in-process to improve the fermentation time of mud.

Wherein, spoiler 35c includes plate body c1, division board c2, plate body c1 upper end is equipped with axis of rotation 35a to plate body c1 is located air vent 431 inside wall, plate body c1 internal weld has division board c2, division board c2 is that inclination installs inside plate body c1 for the inside compartment that forms the slope of plate body c1 improves the choked flow effect to mud, avoids mud to stop inside plate body c1 simultaneously.

The specific use mode and function of the embodiment are as follows:

in the invention, the spiral stirrer 42 rotates the rotating shaft 35a in the process of stirring the sludge, so that the spoiler 35c is elastically extruded on the guide rod 35b, the angle of the spoiler 35c is changed, the effect of the spoiler 35c on flow blocking of the sludge in the stirring process is improved, the phenomenon that the fluidity of the sludge is too large is avoided, the contact time of the sludge and aerobic thermophilic bacteria is prolonged, the time for overall fermentation of the sludge is prolonged, meanwhile, the partition plate c2 forms the inclined separation cavity in the plate body c1, the flow blocking effect of the sludge is improved, meanwhile, the sludge can flow downwards in the inclined separation cavity, and the sludge is prevented from staying in the plate body c 1.

The technical solutions of the present invention or similar technical solutions designed by those skilled in the art based on the teachings of the technical solutions of the present invention are all within the scope of the present invention to achieve the above technical effects.