CN218025801U - Heat accumulating type sludge pyrolysis carbonization device - Google Patents

Abstract

The utility model discloses a heat accumulating type sludge pyrolysis carbonization device, which comprises a U-shaped plate body, a wind guide mechanism and a heat accumulating mechanism; u-shaped plate body: the left end and the right end of the U-shaped plate body are rotatably connected with rollers through rotating shafts, the two rollers are in transmission connection through a conveying belt, a cover body is arranged in the middle of the upper end of the U-shaped plate body, a transverse plate is arranged between the left inner wall and the right inner wall of the cover body, and electric heating tubes are arranged in the middle of the lower surface of the transverse plate respectively; air guide mechanism: the upper surface of the transverse plate is provided with a plurality of grooves; the heat storage mechanism: the air guide mechanism is arranged inside the air guide mechanism; wherein: still include the PLC controller, the PLC controller sets up in the front surface right-hand member of U shaped plate body, and this heat accumulation formula mud pyrolysis carbonization device avoids influencing the heat accumulation effect after the heat is too much stored to the inside heat storage of heat accumulator, guarantees heat retaining speed, reduces thermal waste, improves thermal utilization efficiency, carries out cyclic utilization, energy saving's expenditure to the heat.

Description

Heat accumulating type sludge pyrolysis carbonization device

Technical Field

The utility model relates to a sludge treatment technical field specifically is a heat accumulation formula sludge pyrolysis carbonization device.

Background

The sludge treatment refers to the processes of reduction, stabilization and harmlessness such as concentration, conditioning, dehydration, stabilization, drying or incineration and the like of sludge, and has a plurality of sludge treatment modes, wherein the sludge treatment modes are most common in the processes of incineration, fermentation, filter pressing and carbonization, compared with the sludge incineration cost is high, the sludge after fermentation does not meet the requirements, the water content is high after filter pressing, harmful substances are not treated, the carbonization of the sludge is favored by a plurality of customers at present, the water in the sludge is released by a certain means, and the carbon value in the sludge is retained to the maximum extent, so that the carbon content in the final product is greatly increased; in the prior art, carbonization to mud adopts the mode of high temperature carbonization more, through heating the mummification mud under oxygen deficiency or poor oxygen environment, make it take place the pyrolysis carbonization reaction, but some mud pyrolysis carbonization devices are in the in-process that uses, do not have the heat recovery part, low to thermal utilization efficiency, the heat waste is serious, even some devices adopt the heating methods of heat accumulation formula, can carry out reuse to the heat, but the position of heat accumulator can not remove, after the heat is too much in the inside storage heat of heat accumulator, its heat accumulation speed can take place to slow down, reduce heat accumulation efficiency, for this reason, we propose a heat accumulation formula mud pyrolysis carbonization device.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome current defect, provide a heat accumulation formula mud pyrolysis carbonization device, avoid the inside heat storage of heat accumulator influence the heat accumulation effect after too much, guarantee the speed of heat accumulation, carry out cyclic utilization to the heat, the problem in the background art can effectively be solved to energy saving's expenditure.

In order to achieve the above purpose, the utility model provides a following technical scheme: a heat accumulating type sludge pyrolysis carbonization device comprises a U-shaped plate body, an air guide mechanism and a heat accumulating mechanism;

u type plate body: the left end and the right end of the U-shaped plate body are rotatably connected with rollers through rotating shafts, the two rollers are in transmission connection through a conveying belt, a cover body is arranged in the middle of the upper end of the U-shaped plate body, a transverse plate is arranged between the left inner wall and the right inner wall of the cover body, and electric heating tubes are arranged in the middle of the lower surface of the transverse plate respectively;

air guide mechanism: the upper surface of the transverse plate is provided with a plurality of grooves;

the heat storage mechanism: the air guide mechanism is arranged inside the air guide mechanism;

wherein: still include the PLC controller, the PLC controller sets up in the front surface right-hand member of U shaped plate body, the input electricity of PLC controller is connected in external power source, the input electricity of electrothermal tube is connected in the output of PLC controller, influence the heat accumulation effect after avoiding the heat accumulator inside to store the heat too much, guarantee the speed of heat accumulation, reduce thermal waste, the improvement is to thermal utilization efficiency, the heat that utilizes the heat accumulator to store preheats mud, accelerate the efficiency of mud pyrolysis carbonization, carry out cyclic utilization to the heat, energy saving's expenditure.

Further, the air guide mechanism comprises a first air guide pipe, a second air guide pipe, a shell, an air outlet pipeline and an air inlet pipeline, the shell is arranged on the upper surface of the transverse plate, the second air guide pipe is arranged at the left end of the front surface of the shell respectively, the air outlet pipeline is arranged at the right end of the front surface of the shell, the first air guide pipe is arranged at the left end of the rear side of the shell respectively, the air inlet pipeline is arranged at the right end of the rear side of the shell, and the first air guide pipe, the second air guide pipe, the air outlet pipeline and the air inlet pipeline are communicated with the inside of the shell to guide the flowing direction of air.

Furthermore, air guiding mechanism still includes the electric fan, the electric fan sets up respectively in the inside upper end of first guide duct, second guide duct, air-out pipeline and air-supply line, and the input electricity of electric fan connects in the output of PLC controller, provides power for the flow of air.

Further, heat accumulation mechanism includes heat accumulator, hold-in range and live-rollers, the live-rollers rotates respectively through the axis of rotation and connects between the inner wall around the casing, and two live-rollers that distribute about pass through synchronous belt drive and connect, and the extrados of hold-in range is equipped with the heat accumulator respectively, stores the heat.

Further, heat accumulation mechanism still includes the motor, the motor sets up in the front surface of the cover body, the output shaft rear end of motor pass the cover body in proper order and the casing left end the through-hole and with left live-rollers fixed connection, the input electricity of motor is connected in the output of PLC controller, provides power for the rotation of heat accumulator.

Further, the front surface left end of U type plate body is equipped with conveying motor, and conveying motor's output shaft rear end and left cylinder middle part fixed connection, conveying motor's input electricity is connected in the output of PLC controller, provides power for the left cylinder is rotatory.

Furthermore, the front end and the rear end of the upper surface of the U-shaped plate body are respectively provided with a baffle, the upper end of each baffle is fixedly connected with the lower surface of the transverse plate, and the lower ends of the first air guide pipe, the second air guide pipe and the air inlet pipeline respectively penetrate through the yielding holes in the surface of the baffles, so that the heat loss is reduced.

Compared with the prior art, the beneficial effects of the utility model are that: this heat accumulation formula mud pyrolysis carbonization device has following benefit:

1. the conveying motor is started through the PLC, dried sludge is conveyed to the right, after the sludge enters the cover body, the electric heating tube is started, the sludge is heated, meanwhile, inert gas is injected into the lower surface of the transverse plate through the air inlet pipe at the front end of the cover body, the upper surface of the conveying belt and the heating cavity formed by the inner side surfaces of the two baffle plates, the content of oxygen in the cover body is reduced, pyrolysis carbonization is carried out on the sludge, moisture in the sludge is released, carbon value in the sludge is kept to the maximum extent, then the electric fan is started, air flows, hot air at the right end of the heating cavity is enabled to sequentially pass through the air inlet pipeline, the shell, the heat accumulator and the air outlet pipeline are discharged into external waste gas collecting equipment, heat in the hot air is absorbed and stored through the heat accumulator in the process, the motor is started, the heat accumulator is driven to rotate anticlockwise, the heat accumulator which stores certain amount of heat is timely moved leftwards, the heat accumulator which stores excessive heat in the heat accumulator is prevented from influencing the heat accumulator, the heat accumulation speed is ensured, waste is reduced, and the utilization efficiency of the heat is improved.

2. Under the effect of electric fan, the cold air of heating chamber left end will get into inside the casing through first guide duct to get back to the heating chamber left end again from the second guide duct after flowing along adjacent heat accumulator inside, absorb the heat of heat accumulator inside storage through the cold air, make the air temperature of heating chamber left end rise, the heat that utilizes the heat accumulator to store preheats mud, accelerate the efficiency of mud pyrolysis carbonization, carry out cyclic utilization to the heat, energy saving's expenditure.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the front view structure of the interior of the cover body of the present invention;

FIG. 3 is a schematic view of the side view structure of the interior of the cover body of the present invention;

fig. 4 is a schematic structural view of the air guide mechanism of the present invention;

fig. 5 is a schematic structural diagram of the housing of the present invention.

In the figure: the device comprises a plate body of a model U, a roller 2, a conveyer belt 3, a cover body 4, a transverse plate 5, an electric heating pipe 6, an air guide mechanism 7, a first air guide pipe 71, a second air guide pipe 72, a shell 73, an air outlet pipeline 74, an electric fan 75, an air inlet pipeline 76, a heat accumulation mechanism 8, a motor 81, a heat accumulator 82, a synchronous belt 83, a rotating roller 84, a conveying motor 9, a PLC 10 and a baffle 11.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present embodiment provides a technical solution: a heat accumulating type sludge pyrolysis carbonization device comprises a U-shaped plate body 1, an air guide mechanism 7 and a heat accumulating mechanism 8;

u shaped plate body 1: the left end and the right end of the U-shaped plate body are rotatably connected with rollers 2 through rotating shafts, the two rollers 2 are in transmission connection through a conveyer belt 3, when the left side rotates, the two rollers 2 are in transmission connection through the conveyer belt 3, the conveyer belt 3 rotates clockwise, dried sludge is conveyed to the right side, a cover body 4 is arranged in the middle of the upper end of the U-shaped plate body 1, the space in the middle of the upper end of the U-shaped plate body 1 is covered, the loss of heat is reduced, a transverse plate 5 is arranged between the left inner wall and the right inner wall of the cover body 4, an electric heating tube 6 is respectively arranged in the middle of the lower surface of the transverse plate 5, the sludge is heated through the heat generated by the electric heating tube 6, a conveying motor 9 is arranged at the left end of the front surface of the U-shaped plate body 1, the rear end of an output shaft of the conveying motor 9 is fixedly connected with the middle of the left roller 2, and the input end of the conveying motor 9 is electrically connected with the output end of a PLC (programmable logic controller) 10, and power is provided for the rotation of the left roller 2;

the air guide mechanism 7: the air guiding mechanism 7 is arranged on the upper surface of the transverse plate 5, the air guiding mechanism 7 comprises a first air guiding pipe 71, a second air guiding pipe 72, a shell 73, an air outlet pipeline 74 and an air inlet pipeline 76, the shell 73 is arranged on the upper surface of the transverse plate 5, the second air guiding pipe 72 is respectively arranged at the left end of the front surface of the shell 73, the air outlet pipeline 74 is arranged at the right end of the front surface of the shell 73, the first air guiding pipe 71 is respectively arranged at the left end of the rear side of the shell 73, the air inlet pipeline 76 is arranged at the right end of the rear side of the shell 73, the first air guiding pipe 71, the second air guiding pipe 72, the air outlet pipeline 74 and the air inlet pipeline 76 are all communicated with the interior of the shell 73, the air guiding mechanism 7 further comprises an electric fan 75, the electric fan 75 is respectively arranged at the upper ends of the interior of the first air guiding pipe 71, the second air guiding pipe 72, the air outlet pipeline 74 and the air inlet pipeline 76, the input end of the electric fan 75 is electrically connected to the output end of the PLC 10, the electric fan 75 is started to enable air in the heating cavity to flow, so that the hot air at the right end enters the shell 73 from the air inlet pipeline 76, after heat exchange with the heat storage member, the cold air is discharged to the external waste gas collecting device through the air outlet duct 74, the cold air at the left end of the heating chamber enters the interior of the housing 73 through the first air guiding duct 71, the heat exchange with the heat storage part is carried out, and then the heat exchange is carried out, the heat exchange liquid returns to the left end of the heating cavity from the second air guide pipe 72, so that the guide is provided for the circulation of air, the heat storage process is convenient to carry out, the front end and the rear end of the upper surface of the U-shaped plate body 1 are respectively provided with the baffle plates 11, the upper ends of the baffle plates 11 are respectively fixedly connected with the lower surface of the transverse plate 5, the lower ends of the first air guide pipe 71, the second air guide pipe 72 and the air inlet pipeline 76 respectively penetrate through the abdicating holes in the surfaces of the baffle plates 11, the heating cavity is formed by the lower surface of the transverse plate 5, the upper surface of the conveying belt 3 and the opposite inner side surfaces of the two baffle plates 11, and the loss of heat is reduced;

the heat storage mechanism 8: the heat storage mechanism 8 comprises a heat accumulator 82, a synchronous belt 83 and rotating rollers 84, the rotating rollers 84 are respectively connected between the front inner wall and the rear inner wall of the shell 73 through rotating shafts in a rotating mode, the two rotating rollers 84 distributed on the left and the right are connected through the synchronous belt 83 in a transmission mode, the heat accumulator 82 is arranged on the outer arc surface of the synchronous belt 83, the heat accumulator 82 is a ceramic heat accumulator, the heat storage mechanism 8 further comprises a motor 81, the motor 81 is arranged on the front surface of the cover body 4, the rear end of an output shaft of the motor 81 sequentially penetrates through holes in the left ends of the cover body 4 and the shell 73 and is fixedly connected with the rotating rollers 84 on the left side, the input end of the motor 81 is electrically connected to the output end of the PLC 10, heat is stored through the heat accumulator 82, the motor 81 is started at the same time, the output shaft of the motor 81 drives the rotating rollers 84 to rotate, the two rotating rollers 84 are connected through the transmission of the synchronous belt 83, the synchronous belt 83 rotates, the heat accumulator 82 drives the heat accumulator 82 to rotate anticlockwise, the heat accumulator 82 to move the heat accumulator 82 to the left, the effect after excessive heat is stored in the heat accumulator 82 is avoided, and the speed of the heat storage is ensured;

wherein: the U-shaped plate body is characterized by further comprising a PLC (programmable logic controller) 10, wherein the PLC 10 is arranged at the right end of the front surface of the U-shaped plate body 1, the input end of the PLC 10 is electrically connected with an external power supply, and the input end of the electric heating pipe 6 is electrically connected with the output end of the PLC 10 to control the starting and stopping of the whole device.

The utility model provides a pair of heat accumulation formula mud pyrolysis carbonization device's theory of operation as follows: in the sludge treatment process, dried sludge is placed at the left end of the upper surface of a conveying belt 3, a conveying motor 9 is started through a PLC (programmable logic controller) 10, an output shaft of the conveying motor 9 drives a left roller 2 to rotate, the two rollers 2 synchronously rotate through the transmission connection of the conveying belt 3, the conveying belt 3 clockwise rotates to convey the dried sludge to the right, the sludge enters the cover body 4 through an opening at the lower end of the left side surface of the cover body 4, an electric heating pipe 6 is started at the same time, the sludge is heated through heat generated by the electric heating pipe 6, meanwhile, inert gas is injected into a heating cavity formed by the lower surface of a transverse plate 5, the upper surface of the conveying belt 3 and the opposite inner side surfaces of two baffles 11 through an air inlet pipe at the front end of the cover body 4, the content of oxygen in the heating cavity is reduced, the sludge is pyrolyzed and carbonized, moisture in the sludge is released, and the carbon value in the sludge is kept to the maximum extent, after carbonization, the sludge is continuously conveyed to the right through the conveyer belt 3, the electric fan 75 is simultaneously started to make air flow, so that hot air at the right end of the heating cavity enters the shell 73 from the air inlet pipeline 76 and flows along the interior of the heat accumulator 82, the heat accumulator 82 is a ceramic heat accumulator, heat in the hot air is absorbed and stored through the heat accumulator 82, the air with reduced heat is discharged into an external waste gas collecting device through the air outlet pipeline 74, the motor 81 is simultaneously started, the output shaft of the motor 81 drives the rotating rollers 84 to rotate, the two rotating rollers 84 synchronously rotate through the transmission connection of the synchronous belt 83, the synchronous belt 83 rotates to drive the heat accumulator 82 to rotate anticlockwise, the heat accumulator 82 for storing heat is moved to the left, and cold air at the left end enters the interior of the heating cavity 73 through the first air guide pipe 71 under the action of the electric fan 75, and get back to the heating chamber left end again from second guide duct 72 after flowing along adjacent heat accumulator 82 is inside, absorb the heat of heat accumulator 82 inside storage through the cold air, make the air temperature rise of heating chamber left end, preheat mud for the efficiency of mud pyrolysis carbonization, carry out cyclic utilization to the heat simultaneously, improve the utilization efficiency, the expenditure of energy saving.

It should be noted that the PLC controller 10 disclosed in the above embodiments may be a TPC8-8TD PLC, the electric heating tube 6, the electric fan 75, the motor 81 and the conveying motor 9 may be freely configured according to practical application scenarios, the electric heating tube 6 may be a 304-thickened stainless steel 220V3KW electric heating tube, the electric fan 75 may be a HR1504 small fan, the motor 81 and the conveying motor 9 may be LS60a30 motors, and the PLC controller 10 controls the electric heating tube 6, the electric fan 75, the motor 81 and the conveying motor 9 to operate by a method commonly used in the prior art.

The above is only the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention can be used in other related technical fields, directly or indirectly, or in the same way as the present invention.

Claims (7)

1. The utility model provides a heat accumulation formula sludge pyrolysis carbonization device which characterized in that: comprises a U-shaped plate body (1), an air guide mechanism (7) and a heat storage mechanism (8);

u-shaped plate (1): the left end and the right end of the U-shaped plate body are rotatably connected with rollers (2) through rotating shafts, the two rollers (2) are in transmission connection through a conveying belt (3), a cover body (4) is arranged in the middle of the upper end of the U-shaped plate body (1), a transverse plate (5) is arranged between the left inner wall and the right inner wall of the cover body (4), and electric heating tubes (6) are respectively arranged in the middle of the lower surface of the transverse plate (5);

air guide mechanism (7): is arranged on the upper surface of the transverse plate (5);

heat storage mechanism (8): is arranged inside the air guide mechanism (7);

wherein: the electric heating device is characterized by further comprising a PLC (programmable logic controller) (10), wherein the PLC (10) is arranged at the right end of the front surface of the U-shaped plate body (1), the input end of the PLC (10) is electrically connected to an external power supply, and the input end of the electric heating tube (6) is electrically connected to the output end of the PLC (10).

2. The heat accumulating type sludge pyrolysis carbonization device according to claim 1, wherein: the air guide mechanism (7) comprises a first air guide pipe (71), a second air guide pipe (72), a shell (73), an air outlet pipeline (74) and an air inlet pipeline (76), the shell (73) is arranged on the upper surface of the transverse plate (5), the left end of the front surface of the shell (73) is respectively provided with the second air guide pipe (72), the right end of the front surface of the shell (73) is provided with the air outlet pipeline (74), the left end of the rear side surface of the shell (73) is respectively provided with the first air guide pipe (71), the right end of the rear side surface of the shell (73) is provided with the air inlet pipeline (76), and the first air guide pipe (71), the second air guide pipe (72), the air outlet pipeline (74) and the air inlet pipeline (76) are communicated with the inside of the shell (73).

3. The heat accumulating type sludge pyrolysis carbonization device according to claim 2, wherein: the air guide mechanism (7) further comprises an electric fan (75), the electric fan (75) is respectively arranged at the upper ends of the inside of the first air guide pipe (71), the inside of the second air guide pipe (72), the inside of the air outlet pipeline (74) and the inside of the air inlet pipeline (76), and the input end of the electric fan (75) is electrically connected to the output end of the PLC (10).

4. The heat accumulating type sludge pyrolysis carbonization device according to claim 2, wherein: the heat storage mechanism (8) comprises a heat storage body (82), a synchronous belt (83) and a rotating roller (84), the rotating roller (84) is connected between the front inner wall and the rear inner wall of the shell (73) through a rotating shaft in a rotating mode, the two rotating rollers (84) distributed on the left and the right are connected through the synchronous belt (83) in a transmission mode, and the outer arc surfaces of the synchronous belt (83) are respectively provided with the heat storage body (82).

5. The heat accumulating type sludge pyrolysis carbonization device according to claim 4, wherein: the heat storage mechanism (8) further comprises a motor (81), the motor (81) is arranged on the front surface of the cover body (4), the rear end of an output shaft of the motor (81) sequentially penetrates through holes in the left ends of the cover body (4) and the shell (73) and is fixedly connected with a left rotating roller (84), and the input end of the motor (81) is electrically connected with the output end of the PLC (10).

6. The heat accumulating type sludge pyrolysis carbonization device according to claim 1, wherein: the front surface left end of U type plate body (1) is equipped with conveying motor (9), and the output shaft rear end and left cylinder (2) middle part fixed connection of conveying motor (9), the input electricity of conveying motor (9) are connected in the output of PLC controller (10).

7. The heat accumulating type sludge pyrolysis carbonization device according to claim 2, wherein: the front end and the rear end of the upper surface of the U-shaped plate body (1) are respectively provided with a baffle (11), the upper end of each baffle (11) is fixedly connected with the lower surface of the transverse plate (5), and the lower ends of the first air guide pipe (71), the second air guide pipe (72) and the air inlet pipeline (76) respectively penetrate through the yielding holes in the surface of the baffles (11).

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