CN205014392U - Take air -cooled slag extractor of doing of air conveying system - Google Patents

Take air -cooled slag extractor of doing of air conveying system Download PDF

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Publication number
CN205014392U
CN205014392U CN201520754804.0U CN201520754804U CN205014392U CN 205014392 U CN205014392 U CN 205014392U CN 201520754804 U CN201520754804 U CN 201520754804U CN 205014392 U CN205014392 U CN 205014392U
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CN
China
Prior art keywords
air
cleaning chain
cooled dry
dry slag
discharging machine
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Expired - Fee Related
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CN201520754804.0U
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Chinese (zh)
Inventor
孔阶森
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Hangzhou Yuan Long Genie Et Environnement
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Hangzhou Yuan Long Genie Et Environnement
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Priority to CN201520754804.0U priority Critical patent/CN205014392U/en
Application granted granted Critical
Publication of CN205014392U publication Critical patent/CN205014392U/en
Expired - Fee Related legal-status Critical Current
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Abstract

The utility model discloses a take air -cooled slag extractor of doing of air conveying system, it falls sediment fill, expansion joint and air conveying system to include the air -cooled slag extractor of doing, clean the chain. Furnace is connected on the air -cooled slag extractor's of doing horizontal segment upper portion, and the section of turning sub -unit connection cleans the chain and falls the sediment fill. It falls thin grey discharge gate that the sediment fought and passes through the expansion joint and be connected with the feed valve of air conveying system to clean the chain. The conveyer pipe exit end of air conveying system is connected with the sediment storehouse. The air -cooled ash of doing the slag extractor bottom falls the sediment fill by cleaning the transport of chain device to cleaning the chain earlier to falling the grid of sediment in fighting and sieving out big clinker by cleaning the chain, sediment ash through the grid falls the storehouse pump in the discharge gate entering air conveying system that the sediment fought by cleaning the chain, and carries to the sediment storehouse. The utility model discloses solve the problem that the original design cleaned the defeated grey inefficiency of chain device and did slag extractor turn section putty effectively, not only increased the reliability and the security of equipment, but also reduced the wearing and tearing of equipment, practiced thrift the maintenance cost.

Description

A kind of air-cooled dry slag discharging machine with air-transport system
Technical field
The utility model relates to lime-ash cooling device mechanical field, particularly relates to a kind of air-cooled dry slag discharging machine with air-transport system.
Background technology
At present, the outstanding serviceability of coal-burning boiler air-cooled dry slag discharging machine makes it widely use each coal-burning power plant at home.Air-cooled dry slag discharging machine has excellent effect in energy-saving and emission-reduction, but in air-cooled dry slag discharging machine use procedure, also embody the shortcoming of himself, particularly at long distance delivery or have and large promote in the air-cooled dry slag discharging machine of angle conveying, just there will be the defeated grey efficiency of cleaning chain apparatus low, cleaning chain apparatus serious wear, and there is serious clogging phenomenon in turnaround section, encounter ash quantity large time, running hours can not meet the requirement of system ash disposal at full capacity.
Summary of the invention
The purpose of this utility model is for the deficiencies in the prior art, provide a kind of air-cooled dry slag discharging machine with air-transport system, this slag extractor is not when changing former air-cooled dry slag discharging machine layout and structure, improve the defeated grey efficiency of cleaning chain apparatus, substantially reduce the length of cleaning chain apparatus, reduce the wearing and tearing of cleaning chain apparatus, thoroughly solve the phenomenon that turnaround section blocks up ash, further increase the performance of air-cooled dry slag discharging machine.
In order to achieve the above object, the technical scheme that the utility model adopts is as follows: a kind of air-cooled dry slag discharging machine with air-transport system, for the lime-ash dropped after collecting hearth combustion, comprise air-cooled dry slag discharging machine, cleaning chain falls slag bucket, expansion joint and air-transport system; Wherein, described air-cooled dry slag discharging machine is arranged in burner hearth bottom, and described air-cooled dry slag discharging machine comprises raising section, turnaround section and horizontal segment, and raising section, turnaround section are connected successively with horizontal segment; The horizontal segment of air-cooled dry slag discharging machine is connected with burner hearth, for the lime-ash dropped after receiving hearth combustion; The top of raising section has discharging opening, and described discharging opening is connected with slag storehouse; The turnaround section lower surface of air-cooled dry slag discharging machine has lime-ash discharging opening, and cleaning chain falls slag bucket and arranges below turnaround section, and is connected with lime-ash discharging opening; The upper end of expansion joint connects cleaning chain and falls slag bucket, and lower end connects air-transport system; Air-transport system connects slag storehouse.
Further, described air-cooled dry slag discharging machine also comprises conveyer belt driving wheel, conveyer belt driven pulley, cleaning chain driving wheel, cleaning chain driven pulley, conveyer belt and cleaning chain apparatus; Conveyer belt driving wheel and conveyer belt driven pulley are arranged on horizontal segment and the raising section of air-cooled dry slag discharging machine respectively; Cleaning chain driving wheel and cleaning chain driven pulley are arranged on horizontal segment and the turnaround section of air-cooled dry slag discharging machine respectively; Conveyer belt is arranged between conveyer belt driving wheel and conveyer belt driven pulley; Cleaning chain apparatus is arranged between cleaning chain driving wheel and cleaning chain driven pulley; Described conveyer belt and cleaning chain apparatus are arranged in parallel up and down in air-cooled dry slag discharging machine inside, and conveyer belt is positioned at the top of cleaning chain apparatus.
Further, described cleaning chain falls slag bucket and is made up of charging aperture, grid, cylindrical shell, thin grey discharging opening and cinder discharging opening; Cylindrical shell is a cylindrical shell wide at the top and narrow at the bottom, and the top of cylindrical shell is connected with charging aperture, and lower parallel is connected to thin grey discharging opening and cinder discharging opening, and thin grey discharging opening is near the side of a raising section high position, and cinder discharging opening is near the side of raising section low level; Grid is one block of steel plate with grid, is arranged in cylindrical shell, and being connected with the limit of a cylindrical shell top high position of grid, its opposite side is connected with the junction of cinder discharging opening with thin grey discharging opening, and all the other each limits are connected with cylindrical shell; Charging aperture is connected with lime-ash discharging opening.
Further, cylindrical shell is divided into two chambers by described grid, and the bottom of grid is thin grey chamber, and the top of grid is cinder chamber.
Further, described air-transport system comprises inlet valve, storehouse pump, air intake valve, source of the gas, outlet valve and ash pipeline; Storehouse pump is horizontally disposed, and inlet valve is installed on its top; The air inlet of storehouse pump by air intake valve with connect that source of the gas is connected, gas outlet is connected with slag storehouse by discharge valve and ash pipeline; Inlet valve is connected with expansion joint.
The beneficial effect that the utility model has is:
1, greatly promote the defeated grey efficiency of air-cooled dry slag discharging machine, and according to the change of coal-burning boiler load and ature of coal, defeated ash quantity can be adjusted in time, with minimum energy consumption, reach maximum treating capacity.
2, do not make an amendment the structure of original air-cooled dry slag discharging machine and arranging, this, with regard to transforming on already installed air-cooled dry slag discharging machine very easily, reduces improvement cost.
3, decrease the length of cleaning chain apparatus to greatest extent, reduce the frictional resistance of whole piece cleaning chain apparatus, reduce operation energy consumption, reduce wearing and tearing;
4, for air-transport system of the present utility model, adopt modularized design, flexible arrangement, maintenance is convenient.
5, the utility model is used for the air-cooled conveying equipment of thermal power plant high-temperature boiler bottom slag, is also widely used in industries such as metallurgy, electric power, mines.
Accompanying drawing explanation
Fig. 1 is the utility model layout drawing
Fig. 2 is air-cooled dry slag discharging machine composition schematic diagram;
Fig. 3 is that cleaning chain falls slag bucket schematic diagram;
Fig. 4 is air-transport system layout drawing;
In figure: burner hearth 1, air-cooled dry slag discharging machine 2, cleaning chain fall slag bucket 3, expansion joint 4, air-transport system 5, slag storehouse 6, raising section 7, turnaround section 8, horizontal segment 9, conveyer belt 10, cleaning chain apparatus 11, charging aperture 12, grid 13, cylindrical shell 14, thin grey discharging opening 15, cinder discharging opening 16, inlet valve 17, storehouse pump 18, air intake valve 19, air blast 20, instrument source of the gas 21, discharge valve 22, ash pipeline 23.
Detailed description of the invention
Below in conjunction with drawings and Examples, the utility model is done into some explanation.
As shown in Figure 1, Figure 2, Figure 3 and Figure 4, a kind of air-cooled dry slag discharging machine with air-transport system, comprises air-cooled dry slag discharging machine 2, cleaning chain falls slag bucket 3, expansion joint 4 and air-transport system 5.Air-cooled dry slag discharging machine 2, is divided into horizontal segment 9, turning section 8 and raising section 7 three part by arrangement, and in air-cooled dry slag discharging machine 2, be provided with conveyer belt 10 and cleaning chain apparatus 11; The horizontal segment 9 of air-cooled dry slag discharging machine 2 is positioned at the bottom of air-cooled dry slag discharging machine 2, and horizontal segment 9 top is connected with burner hearth 1, and one end of horizontal segment 9 is connected with one end of turnaround section 8, and horizontal segment 9 is for receiving the cinder after burner hearth 1 burning; The other end of turnaround section 8 is connected with one end of raising section 7, and the other end of raising section 7 is connected with slag storehouse 6; Air-cooled dry slag discharging machine 2 also comprises conveyer belt driving wheel (not shown), conveyer belt driven pulley (not shown), cleaning chain driving wheel (not shown), cleaning chain driven pulley (not shown), conveyer belt 10 and cleaning chain apparatus 11; Conveyer belt driving wheel and conveyer belt driven pulley are arranged on horizontal segment 9 and the raising section 7 of air-cooled dry slag discharging machine 2 respectively; Cleaning chain driving wheel and cleaning chain driven pulley are arranged on horizontal segment 9 and the turnaround section 8 of air-cooled dry slag discharging machine 2 respectively; Conveyer belt 10 is arranged between conveyer belt driving wheel and conveyer belt driven pulley; Cleaning chain apparatus 11 is arranged between cleaning chain driving wheel and cleaning chain driven pulley; Conveyer belt 10 and cleaning chain apparatus 11 are arranged in parallel up and down in air-cooled dry slag discharging machine 2 inside, wherein one end of not being connected with turnaround section 8 near horizontal segment 9, one end of conveyer belt 10, and the other end is near one end of raising section 7 discharging; One end that the one end cleaning chain apparatus 11 is not connected with turnaround section 8 near horizontal segment 9, the other end is near turnaround section 8 and junction, raising section 7; Cleaning chain falls slag bucket 3 and to be arranged on bottom turnaround section 8 and to be connected with expansion joint 4; Expansion joint 4 is connected with air-transport system 5; Air-transport system 5 is connected with slag storehouse 6;
Cleaning chain falls slag bucket 3 and is made up of charging aperture 12, grid 13, cylindrical shell 14, thin grey discharging opening 15 and cinder discharging opening 16; Wherein, cylindrical shell 14 is T-shaped cylindrical shells wide at the top and narrow at the bottom, and cylindrical shell 14 top connects charging aperture 12, and lower parallel is connected to thin grey discharging opening 15 and cinder discharging opening 16, wherein thin grey discharging opening 15 is near the one side of a cylindrical shell 14 top high position, and cinder discharging opening 16 is then near the one side of cylindrical shell 14 top low level; Grid 13 is one block of steel plate with grid, be arranged on cylindrical shell 14 inner, while be connected with the limit of a cylindrical shell 14 top high position, while be connected with the junction of thin grey discharging opening 15 and cinder discharging opening 16, all the other each limits are connected with cylindrical shell 14, grid 13 is divided into two chambers cylindrical shell 14, and grid 13 bottom is thin grey chamber, and grid 13 top is cinder chamber; The thin grey discharging opening 15 that cleaning chain falls slag bucket 3 is connected with the inlet valve 17 in air-transport system 5; Air-transport system 5 comprises inlet valve 17, storehouse pump 18, air intake valve 19, discharge valve 22, ash pipeline 23, source of the gas (can be air blast 20 or instrument source of the gas 21 or air compressor machine or compressed air gas source); Storehouse pump 18 must be horizontally disposed, and its top is provided with inlet valve 17; The air inlet of storehouse pump 18 is connected with source of the gas by air intake valve 19, gas outlet is connected with slag storehouse 6 by discharge valve 22 and ash pipeline 23.
The course of work of the present utility model is as follows:
Operationally, lime-ash drops to the conveyer belt 10 of air-cooled dry slag discharging machine 2 from burner hearth 1 to air-cooled dry slag discharging machine 2, and operation that conveyer belt 10 is counterclockwise is transported to raising section 7 lime-ash from horizontal segment 9 and exports, and directly carries Ash water in slag storehouse 6.Not only conveyer belt 10 has thin ash in running and cinder drops on the base plate of air-cooled dry slag discharging machine 2, and conveyer belt 10 is when raising section 7 discharging, due to the negative pressure of burner hearth 1, a lot of thin ash and slightly can also can sucked back air-cooled dry slag discharging machine 2, and gather bottom air-cooled dry slag discharging machine 2.When thin ash bottom air-cooled dry slag discharging machine 2 and cinder accumulate to a certain amount of, cleaning chain apparatus 11 brings into operation, thin ash and cinder are carried toward turnaround section 8 place, when being delivered to turnaround section 8 and falling with cleaning chain the position that slag bucket 3 is connected, the charging aperture 12 that thin ash and cinder fall slag bucket 3 from cleaning chain enters cylindrical shell 14, and first drop on grid 13, now thin ash enters thin grey chamber by grid 14, and pile up in thin grey chamber, cinder can't pass grid 13, under its Action of Gravity Field, call in cinder chamber, and pile up in cinder chamber.When ash thin in thin grey chamber is piled up enough, the inlet valve 17 of air-transport system 5 is opened, thin ash enters storehouse pump 18, and when having piled with thin ash in storehouse pump 18 or having entered storehouse pump 18 without thin ash, inlet valve 17 cuts out, discharge valve 22 is closed, air intake valve 19 is opened, instrument with source of the gas 21 toward gas injection in storehouse pump 18, after in storehouse pump 18, pressure reaches certain value, discharge valve 22 is opened, and the thin ash now in storehouse pump 18 is delivered to slag storehouse 6 under gas pressure.After the thin ash in storehouse pump 18 has been carried, inlet valve 17 has fallen the quantity of thin ash in slag bucket 3 according to cleaning chain, and follow procedure sets, and determines whether open inlet valve 17, carries out defeated grey flow process again.

Claims (5)

1. the air-cooled dry slag discharging machine with air-transport system, for collecting the lime-ash dropped after burner hearth (1) burns, it is characterized in that, comprise air-cooled dry slag discharging machine (2), cleaning chain falls slag bucket (3), expansion joint (4) and air-transport system (5); Wherein, described air-cooled dry slag discharging machine (2) is arranged in burner hearth (1) bottom, described air-cooled dry slag discharging machine (2) comprises raising section (7), turnaround section (8) and horizontal segment (9), and raising section (7), turnaround section (8) are connected successively with horizontal segment (9); The horizontal segment (9) of air-cooled dry slag discharging machine (2) is connected with burner hearth (1); The top of raising section (7) has discharging opening, and described discharging opening is connected with slag storehouse (6); Turnaround section (8) lower surface of air-cooled dry slag discharging machine (2) has lime-ash discharging opening, and cleaning chain falls slag bucket (3) and arranges below turnaround section (8), and is connected with lime-ash discharging opening; The upper end of expansion joint (4) connects cleaning chain and falls slag bucket (3), and lower end connects air-transport system (5); Air-transport system (5) connects slag storehouse (6).
2. the air-cooled dry slag discharging machine of band air-transport system according to claim 1, it is characterized in that, described air-cooled dry slag discharging machine (2) also comprises conveyer belt driving wheel, conveyer belt driven pulley, cleaning chain driving wheel, cleaning chain driven pulley, conveyer belt (10) and cleaning chain apparatus (11); Conveyer belt driving wheel and conveyer belt driven pulley are arranged on horizontal segment (9) and raising section (7) of air-cooled dry slag discharging machine (2) respectively; Cleaning chain driving wheel and cleaning chain driven pulley are arranged on horizontal segment (9) and the turnaround section (8) of air-cooled dry slag discharging machine (2) respectively; Conveyer belt (10) is arranged between conveyer belt driving wheel and conveyer belt driven pulley; Cleaning chain apparatus (11) is arranged between cleaning chain driving wheel and cleaning chain driven pulley; Described conveyer belt (10) and cleaning chain apparatus (11) are arranged in parallel up and down in air-cooled dry slag discharging machine (2) inside, and conveyer belt (10) is positioned at the top of cleaning chain apparatus (11).
3. the air-cooled dry slag discharging machine of band air-transport system according to claim 1, it is characterized in that, described cleaning chain falls slag bucket (3) and is made up of charging aperture (12), grid (13), cylindrical shell (14), thin grey discharging opening (15) and cinder discharging opening (16); Cylindrical shell (14) is a cylindrical shell wide at the top and narrow at the bottom, the top of cylindrical shell (14) is connected with charging aperture (12), lower parallel is connected to thin grey discharging opening (15) and cinder discharging opening (16), the side that thin grey discharging opening (15) is high-order near raising section (7), cinder discharging opening (16) is near the side of raising section (7) low level; Grid (13) is one block of steel plate with grid, be arranged in cylindrical shell (14), grid (13) while be connected with the limit of cylindrical shell (14) top high position, its opposite side is connected with the junction of cinder discharging opening (16) with thin grey discharging opening (15), and all the other each limits are connected with cylindrical shell (14); Charging aperture (12) is connected with lime-ash discharging opening.
4. the air-cooled dry slag discharging machine of band air-transport system according to claim 3, it is characterized in that, cylindrical shell (14) is divided into two chambers by described grid (13), the bottom of grid (13) is thin grey chamber, and the top of grid (13) is cinder chamber.
5. the air-cooled dry slag discharging machine of band air-transport system according to claim 1, it is characterized in that, described air-transport system (5) comprises inlet valve (17), storehouse pump (18), air intake valve (19), source of the gas, outlet valve (22) and ash pipeline (23); Storehouse pump (18) is horizontally disposed, and inlet valve (17) is installed on its top; The air inlet of storehouse pump (18) by air intake valve (19) with connect that source of the gas is connected, gas outlet is connected with slag storehouse (6) by discharge valve (22) and ash pipeline (23); Inlet valve (17) is connected with expansion joint (4).
CN201520754804.0U 2015-09-25 2015-09-25 Take air -cooled slag extractor of doing of air conveying system Expired - Fee Related CN205014392U (en)

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Application Number Priority Date Filing Date Title
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105180185A (en) * 2015-09-25 2015-12-23 杭州元珑环境工程有限公司 Air-cooled dry slag extractor with pneumatic transmission system and control method of air-cooled dry slag extractor
CN108534159A (en) * 2018-04-28 2018-09-14 河南禾力能源股份有限公司 A kind of automatic pressure regulating device of Industrial Boiler deslagging air compressor machine

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105180185A (en) * 2015-09-25 2015-12-23 杭州元珑环境工程有限公司 Air-cooled dry slag extractor with pneumatic transmission system and control method of air-cooled dry slag extractor
CN108534159A (en) * 2018-04-28 2018-09-14 河南禾力能源股份有限公司 A kind of automatic pressure regulating device of Industrial Boiler deslagging air compressor machine
CN108534159B (en) * 2018-04-28 2023-08-08 河南禾力能源有限公司 Automatic pressure regulating device of air compressor for slag discharge of industrial boiler

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C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20160203

Termination date: 20160925

CF01 Termination of patent right due to non-payment of annual fee