CN213295137U

CN213295137U - Sludge treatment device based on thermal power plant

Info

Publication number: CN213295137U
Application number: CN202021660477.XU
Authority: CN
Inventors: 马乐; 丁伟; 孙德良; 习大伟
Original assignee: Xian Xire Control Technology Co Ltd
Current assignee: Xian Xire Control Technology Co Ltd
Priority date: 2020-08-11
Filing date: 2020-08-11
Publication date: 2021-05-28
Anticipated expiration: 2030-08-11

Abstract

The utility model relates to the technical field of sludge treatment, and discloses a sludge treatment device based on a thermal power plant, which comprises a main box body, wherein the main box body comprises an upper box body and a lower box body, the top end of the lower box body is fixedly connected with the bottom end of the upper box body, the top end of the upper box body is provided with a feed hopper, the top end of one side of the upper box body is fixedly provided with a hot air inlet pipe, the top end of the other side of the upper box body is fixedly provided with a hot air outlet pipe, a filter screen is arranged inside the hot air outlet pipe, the outlet end of the hot air outlet pipe is fixedly connected with a waste gas treatment device, the upper box body part is substantially changed into a drying box, the sludge of the thermal power plant is hydrophilic sludge, the effect of removing moisture in the sludge in a drying mode is optimal, the top end of one side of the lower box, 10 tons of sludge is equivalent to 1 ton of raw coal, and the sludge ash after the fuel can be made into cement.

Description

Sludge treatment device based on thermal power plant

Technical Field

The utility model relates to a sludge treatment technical field especially relates to a sludge treatment equipment based on thermal power plant.

Background

Sludge is a thick matter between liquid and solid and presenting the characteristic of slurry state, and can be conveyed by a pump, but it is difficult to carry out solid-liquid separation by sedimentation. The sludge produced by the power plant belongs to organic sludge and is characterized by strong water holding capacity, high water content, hydrophilicity sludge, good fluidity and poor dehydration property.

The prior patent (publication) No. CN206014626U discloses a sludge treatment device of a thermal power plant, which treats sludge of the thermal power plant through an ultrasonic cavitator and a plasma generator, can effectively sterilize and remove peculiar smells such as fishy smell and stink;

the prior patent (publication) No. CN209210599U discloses an ultrasonic sludge treatment device, which is characterized in that an ultrasonic transducer is arranged to pretreat sludge, iodine is added for stirring, dangerous chemical substances are avoided, and meanwhile nutrient substances in the sludge can be excited;

the above patents still suffer from the following drawbacks:

firstly, the ultrasonic cavitator and the plasma generator are used for treating the sludge, the cost of the modified equipment is high, the existing equipment cannot be utilized for modification, and the energy consumption of the equipment is high when the equipment is used;

secondly, only simple pretreatment such as sterilization can be performed on the sludge, effective treatment cannot be performed on hydrophilic sludge generated by a thermal power plant, and other treatment equipment is still required to be matched subsequently, so that the purpose of resource recycling cannot be achieved.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the transformation cost is high in the prior art, the energy consumption for treating sludge is high, and the hydrophilic sludge of the thermal power plant can only not be recycled.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a sludge treatment equipment based on thermal power plant, includes the box, the box includes box and lower box, the bottom of box is connected to the top fixed connection of box down, the feeder hopper has been seted up on the top of going up the box, the fixed hot-blast intake pipe that is equipped with in top of going up box one side, the fixed hot-blast outlet duct that is equipped with in top of going up the box opposite side.

Preferably, the bottom of going up the box inner wall is equipped with first motor, the top of first motor is equipped with the baffle, the output of first motor is rotated and is connected with first (mixing) shaft, first (mixing) shaft runs through the first stirring leaf of baffle fixedly connected with, the fixed first discharging pipe that is equipped with in one side of going up the baffle bottom, the bottom of first discharging pipe runs through the one side of the last box bottom inner wall that corresponds, first discharging pipe inside is equipped with first valve, first motor and external power supply electric connection.

Preferably, a coal inlet pipe is arranged at the top end of one side of the lower box body.

Preferably, the bottom of lower box inner wall is equipped with the second motor, the top of second motor is equipped with down the baffle, the output of second motor rotates and is connected with the second (mixing) shaft, the second (mixing) shaft runs through baffle fixedly connected with second stirring leaf down, the fixed second discharging pipe that is equipped with in one side of baffle bottom down, the bottom of second discharging pipe runs through the inner wall one side of the lower box that corresponds, the inside of second discharging pipe is equipped with the second valve, second motor and external power supply electric connection.

Preferably, a filter screen is arranged in the hot air outlet pipe, and an outlet end of the hot air outlet pipe is fixedly connected with a waste gas treatment device.

Compared with the prior art, the utility model provides a sludge treatment equipment based on thermal power plant possesses following beneficial effect:

1. this kind of sludge treatment equipment based on thermal power plant through setting up hot-blast intake pipe and hot-blast outlet duct for go up the box and essentially become the oven, moisture in the mud of can fast drying, filter screen among the hot-blast outlet duct can avoid impurity to get into exhaust treatment device, the polluted atmosphere, and hot-blast intake pipe and exhaust treatment device all can directly use current institutional transformation, and the cost is very low.

2. This kind of sludge treatment equipment based on thermal power plant through having set up into the coal pipe, with the mud of coal fragment and combustion improver addition stoving moisture, the stirring is even, can use as fuel, has the research, mixes the burning sludge volume and is 6T/h, mixes the burning ratio and reaches 30%, generally mixes burning ratio about 20%, and the calorific capacity of 10 tons of mud just is equivalent to a raw coal, can generate electricity 800 ten thousand degrees more, and the mud ash that has burnt out can also be used for making cement.

The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, the utility model discloses can use current simple structure to reform transform, take the mode of drying through hot-blast intake pipe, then mix the coal shiver mode through advancing the coal pipe, make mud into fuel, the transformation cost is not only low, can also be with mud recycle.

Drawings

Fig. 1 is a schematic structural diagram of a sludge treatment device based on a thermal power plant provided by the utility model;

fig. 2 is the utility model provides a sludge treatment equipment's inner structure schematic diagram based on thermal power plant.

In the figure: 1. a box body; 2. an upper box body; 3. a lower box body; 4. a feed hopper; 5. a hot air inlet pipe; 6. a hot air outlet pipe; 7. a first motor; 8. an upper partition plate; 9. a first stirring shaft; 10. A first stirring blade; 11. a first discharge pipe; 12. a first valve; 13. a coal inlet pipe; 14. a second motor; 15. a lower partition plate; 16. a second stirring shaft; 17. a second stirring blade; 18. a second discharge pipe; 19. a second valve; 20. a filter screen; 21. an exhaust gas treatment device.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Example 1

As shown in figures 1-2, this kind of sludge treatment equipment based on thermal power plant, including the main tank body 1, the main tank body 1 includes box 2 and lower box 3, the bottom of box 2 is connected to the top fixed connection of lower box 3, feeder hopper 4 has been seted up on the top of last box 2, this device simple structure, it is convenient to reform transform, the fixed hot-blast intake pipe 5 that is equipped with in top of its last box 2 one side, the fixed hot-blast outlet duct 6 that is equipped with in top of going up the 2 opposite sides of box sends into hot-blast through hot-blast intake pipe and dries mud.

Example 2

On embodiment 1's basis as figure 1, the bottom of 2 inner walls of its last box is equipped with first motor 7, the top of first motor 7 is equipped with baffle 8, the output of first motor 7 rotates and is connected with first (mixing) shaft 9, first (mixing) shaft 9 runs through the first stirring leaf 10 of 8 fixedly connected with of baffle, the fixed first discharging pipe 11 that is equipped with in one side of going up 8 bottoms of baffle, the bottom of first discharging pipe 11 runs through the one side of the last 2 bottom inner walls of box that correspond, 11 inside first valves 12 that are equipped with of first discharging pipe, first motor 7 and external power supply electric connection, through setting up the stirring structure, accelerate the speed of mud stoving, make the water content of mud even.

Example 3

On the basis of the embodiment 1, as shown in fig. 1, the top end of one side of the lower box body 3 is provided with a coal inlet pipe 13, and by adding coal fragments and combustion improver, the sludge can be used as an on-site fuel, and 10 tons of sludge is equivalent to one ton of raw coal.

Example 4

On the basis of embodiment 1 as shown in fig. 1, the bottom of the inner wall of the lower box 3 of the device is provided with a second motor 14, the top end of the second motor 14 is provided with a lower partition plate 15, the output end of the second motor 14 is rotatably connected with a second stirring shaft 16, the second stirring shaft 16 penetrates through the lower partition plate 15 and is fixedly connected with a second stirring blade 17, one side of the bottom end of the lower partition plate 15 is fixedly provided with a second discharging pipe 18, the bottom end of the second discharging pipe 18 penetrates through one side of the inner wall of the corresponding lower box 3, the inside of the second discharging pipe 18 is provided with a second valve 19, the second motor 14 is electrically connected with an external power supply, the coal briquette and the sludge can be mixed more uniformly through a stirring structure, and the.

Example 5

On the basis of embodiment 1, as shown in fig. 1, a filter screen 20 is arranged inside a hot air outlet pipe 6 of the waste air treatment device, an outlet end of the hot air outlet pipe 6 is fixedly connected with a waste gas treatment device 21, the filter screen can filter impurities in sludge and avoid being discharged into the atmosphere, the waste gas treatment device can directly use the existing device, and the cost is extremely low.

Example 6

As shown in fig. 1-2, the sludge treatment device based on the thermal power plant comprises a main tank body 1, wherein the main tank body 1 comprises an upper tank body 2 and a lower tank body 3, the top end of the lower tank body 3 is fixedly connected with the bottom end of the upper tank body 2, and the top end of the upper tank body 2 is provided with a feed hopper 4; a hot air inlet pipe 5 is fixedly arranged at the top end of one side of the upper box body 2, and a hot air outlet pipe 6 is fixedly arranged at the top end of the other side of the upper box body 2; a filter screen 20 is arranged in the hot air outlet pipe 6, and the outlet end of the hot air outlet pipe 6 is fixedly connected with a waste gas treatment device 21; the bottom of the inner wall of the upper box body 2 is provided with a first motor 7, the top end of the first motor 7 is provided with an upper partition plate 8, the output end of the first motor 7 is rotatably connected with a first stirring shaft 9, the first stirring shaft 9 penetrates through the upper partition plate 8 and is fixedly connected with a first stirring blade 10, one side of the bottom end of the upper partition plate 8 is fixedly provided with a first discharging pipe 11, the bottom end of the first discharging pipe 11 penetrates through one side of the inner wall of the bottom of the corresponding upper box body 2, a first valve 12 is arranged inside the first discharging pipe 11, and the first motor 7 is electrically connected with an external power supply;

a coal inlet pipe 13 is arranged at the top end of one side of the lower box body 3; the bottom of 3 inner walls of lower box is equipped with second motor 14, the top of second motor 14 is equipped with baffle 15 down, the output of second motor 14 rotates and is connected with second (mixing) shaft 16, second (mixing) shaft 16 runs through baffle 15 fixedly connected with second stirring leaf 17 down, one side of 15 bottoms of lower baffle is fixed and is equipped with second discharging pipe 18, the bottom of second discharging pipe 18 runs through the inner wall one side of the lower box 3 that corresponds, the inside of second discharging pipe 18 is equipped with second valve 19, second motor 14 and external power supply electric connection.

When carrying out sludge treatment, pour box 1 into with mud from feeder hopper 4, compare with a thermal power plant's sludge treatment equipment that patent CN206014626U disclosed and an ultrasonic sludge treatment equipment that CN209210599U disclosed, hot-blast entering upper box 2 from hot-blast intake pipe 5, get into exhaust treatment device 21 through hot-blast outlet duct 6, whole structure can all utilize the current simple structure of thermal power plant to reform transform, and is with very low costs, first (mixing) shaft 9 and first stirring leaf 10 can accelerate the drying time of the hydrophilic mud of thermal power plant, promote the stoving effect, then mud gets into box 3 down, add coal fragment and combustion improver through coal-feeding pipe 13, stir evenly through second (mixing) shaft 16 and second stirring leaf 17 and make the fuel, 10 tons of mud are equivalent to a raw coal.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a sludge treatment equipment based on thermal power plant, includes main tank body (1), its characterized in that: the main tank body (1) comprises an upper tank body (2) and a lower tank body (3), the bottom end of the upper tank body (2) is fixedly connected to the top end of the lower tank body (3), a feed hopper (4) is arranged at the top end of the upper tank body (2), a hot air inlet pipe (5) is fixedly arranged at the top end of one side of the upper tank body (2), and a hot air outlet pipe (6) is fixedly arranged at the top end of the other side of the upper tank body (2).

2. The sludge treatment device based on the thermal power plant as claimed in claim 1, wherein: go up the bottom of box (2) inner wall and be equipped with first motor (7), the top of first motor (7) is equipped with baffle (8), the output of first motor (7) is rotated and is connected with first (mixing) shaft (9), first (mixing) shaft (9) run through the first stirring leaf (10) of baffle (8) fixedly connected with, go up the fixed first discharging pipe (11) that is equipped with in one side of baffle (8) bottom, the bottom of first discharging pipe (11) runs through the one side of the last box (2) bottom inner wall that corresponds, first discharging pipe (11) inside is equipped with first valve (12), first motor (7) and external power supply electric connection.

3. The sludge treatment device based on the thermal power plant as claimed in claim 1, wherein: and a coal inlet pipe (13) is arranged at the top end of one side of the lower box body (3).

4. The sludge treatment device based on the thermal power plant as claimed in claim 1, wherein: the bottom of box (3) inner wall is equipped with second motor (14) down, the top of second motor (14) is equipped with down baffle (15), the output of second motor (14) is rotated and is connected with second (mixing) shaft (16), baffle (15) fixedly connected with second stirring leaf (17) down run through second (mixing) shaft (16), one side of baffle (15) bottom is fixed down and is equipped with second discharging pipe (18), the bottom of second discharging pipe (18) runs through the inner wall one side of corresponding lower box (3), the inside of second discharging pipe (18) is equipped with second valve (19), second motor (14) and external power supply electric connection.

5. The sludge treatment device based on the thermal power plant as claimed in claim 2, wherein: a filter screen (20) is arranged in the hot air outlet pipe (6), and an exhaust gas treatment device (21) is fixedly connected with the outlet end of the hot air outlet pipe (6).

6. The sludge treatment device based on the thermal power plant as claimed in claim 1, wherein: the bottom of the inner wall of the upper box body (2) is provided with a first motor (7), the top end of the first motor (7) is provided with an upper partition plate (8), the output end of the first motor (7) is rotatably connected with a first stirring shaft (9), the first stirring shaft (9) penetrates through the upper partition plate (8) and is fixedly connected with a first stirring blade (10), one side of the bottom end of the upper partition plate (8) is fixedly provided with a first discharging pipe (11), the bottom end of the first discharging pipe (11) penetrates through the corresponding side of the inner wall of the bottom of the upper box body (2), a first valve (12) is arranged inside the first discharging pipe (11), and the first motor (7) is electrically connected with an external power supply;

a coal inlet pipe (13) is arranged at the top end of one side of the lower box body (3);

a second motor (14) is arranged at the bottom of the inner wall of the lower box body (3), a lower partition plate (15) is arranged at the top end of the second motor (14), the output end of the second motor (14) is rotatably connected with a second stirring shaft (16), the second stirring shaft (16) penetrates through the lower partition plate (15) and is fixedly connected with a second stirring blade (17), a second discharging pipe (18) is fixedly arranged on one side of the bottom end of the lower partition plate (15), the bottom end of the second discharging pipe (18) penetrates through one side of the inner wall of the corresponding lower box body (3), a second valve (19) is arranged inside the second discharging pipe (18), and the second motor (14) is electrically connected with an external power supply;

a filter screen (20) is arranged in the hot air outlet pipe (6), and an exhaust gas treatment device (21) is fixedly connected with the outlet end of the hot air outlet pipe (6).