CN214332719U

CN214332719U - Solid waste direct combustion blending combustion system

Info

Publication number: CN214332719U
Application number: CN202023338495.9U
Authority: CN
Inventors: 陈锋; 李挺; 蒋斌; 李来春; 郭志清
Original assignee: Huaneng Zhejiang Energy Development Co Ltd Yuhuan Branch
Current assignee: Huaneng Zhejiang Energy Development Co Ltd Yuhuan Branch
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2021-10-01
Anticipated expiration: 2030-12-31

Abstract

The utility model provides a solid useless direct combustion mixes burning system belongs to rubbish waste disposal technical field. It has solved the problem that light waste material unloading is inefficiency among the current solid useless utilization system. The solid waste direct combustion blending combustion system comprises a fan, a material blowing pipeline connected to an air outlet of the fan and a material bin with a feed opening at the lower part, wherein the material bin is arranged above the material blowing pipeline and communicated to the material blowing pipeline through a vertically arranged feed pipe, the feed pipe is provided with a material storage part with a material storage cavity inside, the material storage part divides the material blowing pipeline into an upper section pipe above the material storage part and a lower section pipe below the material storage part, the material storage cavity is communicated with the upper section pipe and the lower section pipe, a platy turning plate is horizontally arranged in the material storage part, a main shaft is horizontally arranged in the turning plate in a penetrating mode, the main shaft can drive the turning plate to circumferentially rotate around the axis of the main shaft, and the sectional area of the turning plate is larger than half of the sectional area of the material storage cavity at the turning plate. This solid useless direct combustion blending combustion system has the efficient advantage of unloading.

Description

Solid waste direct combustion blending combustion system

Technical Field

The utility model belongs to the technical field of the rubbish waste material is handled, a solid useless direct combustion mixes burning system is related to.

Background

The solid waste refers to solid and semisolid waste materials which are produced in production and construction, daily life and other activities and cannot be utilized in a certain time and place and are discarded to pollute the environment. Urban solid waste is generally divided into the following categories: 1. municipal solid waste; 2. general industrial solid waste; 3. domestic sludge. The solid waste can be transformed chemically, physically or biologically under certain conditions, so that the surrounding environment is influenced to a certain extent, and if the adopted treatment method is improper, harmful substances pollute the environment and harm the health of human bodies through water, gas, soil and other ways.

Therefore, people design a solid waste and biomass direct-combustion coupling utilization system and process, and apply for Chinese patents with the application numbers as follows: 201911231716.1, respectively; the publication number is as follows: CN 110762534A; this system can be directed against and mix the production line of burning of mixing that burns the waste material including solid-state waste material of industry and living beings and carry out integration, automation, intelligent management, mix the waste material of burning and get into and mix and burn the production line after, send the breaker breakage to the chain trigger earlier, reach the transmitter back through the belt conveyor again, blow in the boiler pan feeding mouth by the wind pressure that the roots's fan of transmitter produced and burn. This system is earlier with the breaker with the waste material breakage become can be blown by roots's fan small granule material, insufflate the boiler with small granule material waste material by roots's fan again and burn, and the pay-off is efficient, and can not lead to the fact the influence to the operation of burning of boiler.

In the pay-off in-process of this system, need earlier send higher feed bin top through chain trigger and belt feeder solid-state waste material, fall to the sender along the feed bin by solid-state waste material under self action of gravity again, just blow solid-state waste material to the boiler by the roots's fan at last and burn.

However, some light wastes which are loose and have large volume such as cloth and leather are also contained in the solid wastes, and after the light wastes are crushed into small particles by the crusher, the solid wastes have lighter texture, and in the blowing and feeding process of the roots blower, part of wind power inevitably blows upwards along a discharging pipeline, so that the discharging of the light wastes is hindered, and the discharging efficiency of the light wastes is low or even the light wastes cannot be discharged.

SUMMERY OF THE UTILITY MODEL

The utility model aims at the above-mentioned problem that prior art exists, provide a solid useless direct combustion and mix burning system, solved the problem of light waste material unloading inefficiency among the current solid useless utilization system.

The purpose of the utility model can be realized by the following technical proposal:

the solid waste direct combustion blending combustion system comprises a fan, a material blowing pipeline connected to an air outlet of the fan and a material bin with a feed opening at the lower part, wherein the material bin is arranged above the material blowing pipeline, the feed opening is communicated to the material blowing pipeline through a vertically arranged feed pipe, the solid waste direct combustion blending combustion system is characterized in that a material storage part with a material storage cavity inside is arranged on the feed pipe, the material storage part divides the feed pipe into an upper section pipe located above the material storage part and a lower section pipe located below the material storage part, the material storage cavity is communicated with the upper section pipe and the lower section pipe, a platy turning plate is horizontally arranged in the material storage part, a main shaft is horizontally arranged in the turning plate in a penetrating mode, the main shaft can drive the turning plate to circumferentially rotate around the axis of the main shaft, and the sectional area of the turning plate is larger than half of the sectional area of the material storage cavity located at the turning plate.

When the solid waste direct-combustion blending combustion system is used, solid waste after crushing falls into a turning plate of a storage part from a feed opening of a storage bin through an upper section pipe, the turning plate is driven to turn by rotation of a main shaft, solid waste on the upper side of the turning plate is turned to the lower side of the turning plate and continues to be discharged to a blowing pipeline, and then the wind power generated by a fan blows the solid waste to a boiler for blending combustion. In the blanking process, a small amount of wind power can blow in the blanking pipe upwards from the lower end of the blanking pipe, and due to the fact that the turning plate is blocked, the wind power cannot directly act on solid waste above the turning plate, the solid waste in the storage bin can be guaranteed to smoothly fall into the blanking pipe, and the blanking efficiency of light waste is improved.

In the solid waste direct combustion blending combustion system, the material storage member is a hopper-shaped funnel, and an air exhaust gap is formed between the outer side of the lower end of the upper-section pipe and the inner wall of the funnel.

In the solid waste direct combustion blending combustion system, one end of the main shaft penetrates out of the material storage piece and is in transmission connection with the driving motor.

In the solid waste direct combustion blending combustion system, the lower section pipe is connected with the gas locking piece, the gas locking piece divides the lower section pipe into a first pipe located above the gas locking piece and a second pipe located below the gas locking piece, the gas locking piece comprises a horizontally arranged cylindrical shell, a rotating shaft horizontally penetrating the shell and a plurality of partition plates fixed on the outer side of the rotating shaft, two ends of the shell are closed, the upper side and the lower side of the shell are respectively provided with a first through hole communicated with the first pipe and a second through hole communicated with a second pipe, a hopper is formed between every two adjacent partition plates, and the rotating shaft can drive any one of the hoppers to rotate circumferentially around the axis of the rotating shaft and enables the hopper to be communicated with the first pipe or communicated with the second pipe.

In the above solid waste direct combustion blending combustion system, the end of the partition board far away from the rotating shaft is adjacent to the inner wall of the casing.

In the solid waste direct combustion blending combustion system, the lower end of the lower section pipe is communicated with the material blowing pipeline through a three-way pipe, and the end part of the top of the three-way pipe, which is connected with the lower section pipe, is obliquely arranged relative to the vertical direction, so that the included angle between the material discharging direction and the air supplying direction of the three-way pipe is an acute angle.

Compared with the prior art, the solid waste direct combustion blending combustion system has the following advantages:

1. the upward wind power is blocked by the turning plate, the influence of the wind power on the blanking of light waste materials in the storage bin is reduced, and the blanking efficiency is improved.

2. Through the setting of exhaust gap for the wind-force of upgoing can be discharged from exhaust gap, further reduces the influence of wind-force on the unloading of light waste material on the upper segment pipe, further improves the efficiency of unloading.

3. Through the setting of the air locking piece, wind power is isolated, direct connection of wind power is avoided, the influence of wind power is reduced, and the blanking efficiency is improved.

Drawings

FIG. 1 is a schematic structural diagram of the solid waste direct combustion blending combustion system.

In the figure, 1, a fan; 2. a blowing pipeline; 3. a storage bin; 4. a material storage member; 5. an upper section pipe; 6. turning over a plate; 7. a main shaft; 8. an air exhaust gap; 9. a gas locking member; 10. a first pipe; 11. a second pipe; 12. a housing; 13. a rotating shaft; 14. a partition plate; 15. a hopper; 16. a tee pipe fitting; 17. a crusher; 18. a belt; 19. a bucket elevator; 20. a boiler; 21. a first through hole; 22. and a second through hole.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in fig. 1, this solid waste direct combustion blending combustion system includes belt 18, breaker 17, bucket elevator 19, boiler 20, fan 1, connects blowing pipeline 2 and the feed bin 3 that the lower part has the feed opening at the air outlet of fan 1, and feed bin 3 sets up in blowing pipeline 2 top and feed opening feed pipe intercommunication to blowing pipeline 2 through vertical setting, and the other end of blowing pipeline 2 communicates to in the boiler 20.

Wherein, be provided with the inside storage piece 4 that has the storage cavity on the unloading pipe, this storage piece 4 separates the unloading pipe for the upper segment pipe 5 that is located storage piece 4 top and the lower segment pipe that is located storage piece 4 below, and storage cavity and upper segment pipe 5 and lower segment pipe all communicate, the level is provided with in the storage piece 4 is platelike turns over board 6, turn over the horizontal main shaft 7 that wears to be equipped with in board 6, main shaft 7 can drive and turn over board 6 around the axis circumferential direction of main shaft 7, the sectional area that turns over board 6 is greater than the storage cavity and is located half of the cross-sectional area that turns over board 6 department. In the embodiment, the material storage member 4 is a funnel in a funnel shape, the lower end of the upper tube 5 extends into the funnel, and an air exhaust gap 8 is formed between the outer side of the lower end of the upper tube 5 and the inner wall of the funnel; one end of the main shaft 7 penetrates out of the material storage part 4 and is in transmission connection with the driving motor.

The lower section pipe is connected with an air locking piece 9, the air locking piece 9 divides the lower section pipe into a first pipe 10 located above the air locking piece 9 and a second pipe 11 located below the air locking piece 9, the air locking piece 9 comprises a horizontally arranged cylindrical shell 12, a rotating shaft 13 horizontally penetrating the shell 12 and a plurality of partition plates 14 fixed on the outer side of the rotating shaft 13, two ends of the shell 12 are closed, the upper side and the lower side of the shell 12 are respectively provided with a first through hole 21 communicated with the first pipe 10 and a second through hole 22 communicated with the second pipe 11 in a penetrating manner, a hopper 15 is formed between any two adjacent partition plates 14, and the rotating shaft 13 can drive all the hoppers 15 to synchronously rotate circumferentially around the axis of the rotating shaft 13 in a synchronous manner and enable any one hopper 15 to be communicated with the first pipe 10 or communicated with the second pipe 11. In this embodiment, one end of the rotating shaft 13 penetrates through the housing 12 and is in transmission connection with the motor; the partition plates 14 are arranged along the radial direction of the rotating shaft 13, the partition plates 14 are uniformly distributed on the outer side of the rotating shaft 13 around the axis of the rotating shaft 13, and the other end parts of the partition plates 14 except the end connected with the rotating shaft 13 extend outwards to be adjacent to the inner wall of the shell 12.

The lower end of the lower section pipe is communicated with the material blowing pipeline 2 through a three-way pipe 16, and the end part of the top of the three-way pipe 16 connected with the lower section pipe is inclined relative to the vertical direction, so that the included angle between the blanking direction and the air supply direction of the three-way pipe 16 is an acute angle. Here, the acute angle may be 30 ° to 80 °, preferably 60 °.

This solid useless direct combustion mixes burning system when using, and the solid useless carries to breaker 17 in through belt 18 and carries out the breakage, and the solid useless process belt 18 that breaks into the tiny particle carries to bucket elevator 19, and bucket elevator 19 promotes the solid useless top of feed bin 3 and sends into in the feed inlet at feed bin 3 top into from the feed inlet of feed bin 3.

The solid useless after the breakage falls into on the board 6 that turns over of storage spare 4 from the feed opening of feed bin 3 through upper segment pipe 5, turn over board 6 upset through main shaft 7 drive by driving motor, turn over the solid useless upset of board 6 upside to the downside that turns over board 6 and continue the unloading to in the gas locking piece 9 hopper 15 up, motor drive pivot 13 is rotatory, drive baffle 14 and the hopper 15 that forms by baffle 14 upset downwards, solid useless can break away from and fall into tee bend pipe fitting 16 in the hopper 15 down, blow solid useless by fan 1 again and mix the fever in 20 to the boiler. In the process of unloading here, a small amount of wind-force can upwards blow in the unloading pipe from the lower extreme of unloading pipe, through locking gas spare 9 and turning over blockking of board 6 for wind-force can not directly be used in turning over the solid useless of board 6 top, guarantees that the solid useless ability in the feed bin 3 can fall into the unloading pipe smoothly, has improved the unloading efficiency of light waste material.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. A solid waste direct combustion blending combustion system comprises a fan (1), a blowing pipeline (2) connected to an air outlet of the fan (1) and a bin (3) with a feed opening at the lower part, wherein the bin (3) is arranged above the blowing pipeline (2), the feed opening is communicated to the blowing pipeline (2) through a vertically arranged feed pipe, the solid waste direct combustion blending combustion system is characterized in that a storage part (4) with a storage cavity inside is arranged on the feed pipe, the storage part (4) divides the feed pipe into an upper section pipe (5) positioned above the storage part (4) and a lower section pipe positioned below the storage part (4), the storage cavity is communicated with the upper section pipe (5) and the lower section pipe, a platy turning plate (6) is horizontally arranged in the storage part (4), a main shaft (7) horizontally penetrates through the turning plate (6), and the main shaft (7) can drive the turning plate (6) to circumferentially rotate around the axis of the main shaft (7), the sectional area of the turning plate (6) is larger than half of the sectional area of the material storage cavity at the turning plate (6).

2. The solid waste direct-combustion blending combustion system as claimed in claim 1, wherein the storage member (4) is a hopper-shaped funnel, and an air exhaust gap (8) is formed between the outer side of the lower end of the upper-section pipe (5) and the inner wall of the funnel.

3. The solid waste direct-combustion blending combustion system as claimed in claim 1 or 2, wherein the lower section of the pipe is connected with an air locking member (9), the air locking member (9) divides the lower section of the pipe into a first pipe (10) located above the air locking member (9) and a second pipe (11) located below the air locking member (9), the air locking member (9) comprises a horizontally arranged cylindrical shell (12), a rotating shaft (13) horizontally penetrating the shell (12) and a plurality of partition plates (14) fixed on the outer side of the rotating shaft (13), two ends of the shell (12) are closed, the upper side and the lower side of the shell (12) are respectively provided with a first through hole (21) communicated with the first pipe (10) and a second through hole (22) communicated with the second pipe (11), a hopper (15) is formed between two adjacent partition plates (14), and the rotating shaft (13) can drive any one hopper (15) to circumferentially rotate around the axis of the rotating shaft (13) and enable the hopper (15) and the first pipe (11) to circumferentially rotate (10) Is communicated with the second pipe (11).

4. The solid waste direct combustion blending combustion system as claimed in claim 3, wherein the end of the partition (14) far away from the rotating shaft (13) is adjacent to the inner wall of the housing (12).

5. The solid waste direct-fired blending combustion system as recited in claim 1 or 2, wherein the lower end of the lower section pipe is communicated with the blowing pipeline (2) through a tee pipe (16), the end part of the top of the tee pipe (16) connected with the lower section pipe is arranged obliquely relative to the vertical direction, and the included angle between the blanking direction and the air supply direction of the tee pipe (16) is an acute angle.