CN103320555B

CN103320555B - Valve tank combination type grain slag output intent and device

Info

Publication number: CN103320555B
Application number: CN201210071572.XA
Authority: CN
Inventors: 姜宏泽
Original assignee: Individual
Current assignee: Individual
Priority date: 2012-03-19
Filing date: 2012-03-19
Publication date: 2016-08-10
Anticipated expiration: 2032-03-19
Also published as: CN103320555A

Abstract

The present invention provides a kind of a kind of method and device exporting metallurgical slag in airtight Slag treatment device, it is specifically related to a kind of output grain slag or method of dry slag in airtight Slag treatment device, grain slag output procedure realizes pulp water separate, the method uses tank valve compound mode the most exactly, series parallel structure, and working system alternately, tank rush pressure leak process, realize grain slag or output and the pulp water separation requirement continuously of dry slag in hermetic container, the water-holding quantity met in slag output procedure in Slag treatment shelf jar does not haves big change, or steam, there is big surge requirements in air equal pressure, this method solve a difficult problem for the airtight discharging of slag notch of new clinker treater, the pulp water realized in tapping process separates, it is another new slag and pulp water output intent.

Description

Valve tank combination type grain slag output intent and device

Technical field

The present invention relates to a kind of a kind of method and device exporting metallurgical slag in airtight Slag treatment device, be specifically related to A kind of output grain slag or method of dry slag in airtight Slag treatment device, realizes pulp water and separates in grain slag output procedure.

Background technology

New Slag treatment method and device requires that its Slag treatment process is carried out completely in hermetic container, such hermetic container The slag produced during interior Slag treatment exists for the problem of airtight output, is grain slag sometimes according to producing the slag needing output, Sometimes it is the dry slag of high temperature, and the tank of Slag treatment process is typically at high-voltage operation, realizes slag defeated during high-voltage operation Go out, output procedure realizes pulp water separates, vapour slag separates, and does not allows to cause the water-holding quantity in Slag treatment shelf jar in tapping process Big change occur, or big pressure oscillation occur in steam, air etc., new Slag treatment square law device proposes grain slag or dry slag Export new problem.

Existing Yin Bafa, Ming Tefa, good permanent method, and the bubble Slag treatment method such as slag method, vexed slag method, technique need not The airtight input of slag, output, carrying method that the most existing Slag treatment device, method are not similar to, device, new valve tank group Box-like grain slag output intent device is primarily directed to my application number 200,810,229,364 1 kinds " steam circulation method heat energy of blast furnace Utilize and Slag treatment implement device " outlet of Patent equipment slag and the special method device that designs.

Summary of the invention

Present invention aim at designing a kind of satisfied output grain slag or side of solid grain slag in airtight Slag treatment container Method and device, realize pulp water and separate, do not allow the fluctuation causing tank water level, pressure big in output procedure in output procedure, it is impossible to Cause too much heat-energy losses, meet my application " steam circulation method heat energy of blast furnace utilizes and Slag treatment implements device " and " steam Send out tank method residues processing technique device " the enforcement demand of patent, the method device is also applied for other field from hermetic container simultaneously Interior outputting material process.

The method of the present invention is that process realizes by the following technical programs:

Lower parallel or tandem at airtight Slag treatment shelf jar 1 place two canisters 3, each setting of import and export up and down of canister One valve 2,5, two tank working method usually tank slag inputs, a tank slag tap, and the work process of each canister is the same, by slag input, Pressure release, slag tap, pressurising composition, more than two canisters, one continuous print slag-tapping system of composition；

It is provided with on the top of canister 3 and fills relief pipeline valve 6, fill relief pipeline according to being that the demand such as gas or water is permissible in tank With tank 1 UNICOM, it is also possible to and atmosphere, it is also possible to and a certain independent storage tank UNICOM, fill relief pipeline as required can with pump, Blower fan or other gas and water pressue device connect, and the tank 3 pressure demand during input and output material regulates by filling relief pipeline；

When in tank output be grain slag time, tank 3 typically uses to overlap in tank form, i.e. tank and is provided with interlayer, internal layer pot sidewall Being provided with comb hole, pulp water realizes pulp water by comb hole comb water after entering canister and separates, and slag exports through valve 5 from nexine, and water enters Interlayer exports through valve 4, and described tank 3 can not also use set tank as required, and uses single jar structure form；

When output be dry slag time, set jar structure can be cancelled as required, realizes gas-slag separation and defeated by relief pipeline Go out requirement；

When in tank output be grain slag tank use set jar structure time, for prevent overlap tank interlayer slag deposits high pressure typically should be set Back flush line 7, carries out backwash by water under high pressure to tank interlayer sediment.

Canister 3 described before further can also use single tank to arrange according to special requirement, i.e. uses single tank to go out Slag；Can also need to increase a certain slag output device in the front portion of canister 3 according to scene, such as conveying worm, scrapper conveyor, carrier bar Machine, bucket elevator, other slag conveyer device such as deslagging pump, meet slag output requirement by tank and the combination of other slag conveyer device.

Before further, in described tank, airtight or high pressure is relative, for being opposed open or atmospheric operation, and high pressure Can also be malleation or negative pressure；Described gas can be steam or certain pure gas or air.

Further canister imports and exports position and other connecting valve, and quantity can be 1-2, valve can be gate valve, Ball valve, residual cake valve etc., or the combining form of two kinds of valves, with can meet into and out of cinder notch switch and high pressure sealing require other Valving.

Further valve tank combination type grain slag output intent uses tank valve compound mode, connection in series-parallel knot the most exactly Structure, and working system alternately, tank rush pressure leak process, it is achieved grain slag or output and the pulp water continuously of dry slag in hermetic container Separation requirement, the water-holding quantity met in slag output procedure in Slag treatment shelf jar does not haves big change, or steam, air There is big surge requirements in equal pressure.

The present invention has the beneficial effects that:

(1) by valve tank combined method and working system alternately, set jar structure, it is achieved that the pulp water in slag output procedure Separating, the water-holding quantity met in slag output procedure in Slag treatment shelf jar does not haves big change, or steam, air etc. go out The biggest pressure oscillation requirement, it is achieved grain slag or output and the pulp water separation requirement continuously of dry slag in hermetic container；

(2) by filling pressure leak process, to realize valve switch the most with pressure, makes in slag output procedure without heat energy and the pressure loss；

(3) output of slag in airtight Slag treatment device is achieved by simple valve tank compound mode, in output procedure In realize pulp water separate, meet the airtight output requirement of new metallurgical slag treatment apparatus pulp water, dry slag.

Accompanying drawing explanation

Fig. 1 is this device jar structure scheme of installation；

Fig. 2 is this device string jar structure scheme of installation.

Device is mainly by tank body 1, residual cake valve 2, canister 3, water discharging valve 4, residual cake valve 5, pressure relief valve 6, back flush line valve Door 7 composition such as part such as grade.Wherein tank body 1 is airtight Slag treatment container；Canister 3 is jacket structure, and canister inner layer outer wall has Water resistance cinder hole；Described valve can be gate valve, ball valve, residual cake valve etc.；Fill relief pipeline according to being that the demand such as gas or water can in tank With with tank 1 UNICOM, it is also possible to and atmosphere, it is also possible to and a certain independent storage tank UNICOM, filling relief pipeline as required can be with Pump, blower fan or other gas and water pressue device connect.

Detailed description of the invention

The invention will be further described below in conjunction with the accompanying drawings:

Fig. 1 tank work process are as follows:

Before slagging tap: Slag treatment shelf jar 1 is airtight, Slag treatment device has worked and has produced certain grain slag or dry slag, tank 3 valve Door 2,5 is in off-position.

Slagging tap: a# tank, open residual cake valve 2a, slag flows in tank 3a, and after tank slag enters completely, residual cake valve 2a closes, and opens draining Pipeline valve 4a or relief pipeline valve 6a water outlet or pressure release, close valve 4a or 6a after water, diarrhea due to stagnation of QI go out, open residual cake valve 5a Deslagging, closes residual cake valve 5a after slag is discharged, opens pressurised pipeline 6a to tank 3 pressurising, closedown after tank 3 is Jun Heng with tank 1 pressure Pressurised pipeline 6a, a cycle of operation terminates, and enters into next cycle of operation；Tapping process after a# tank residual cake valve 2 cuts out In, b# tank residual cake valve 2 is opened and is started working, work process ibid, by and connect the alternation system of a#b# tank and realize airtight Grain slag or output and the pulp water separation requirement continuously of dry slag in container.

Fig. 2 string tank work process is as follows:

Slagging tap: a# tank, open residual cake valve 2a, slag flows in tank 3a, and after tank slag enters completely, residual cake valve 2a closes, and opens draining Pipeline valve 4a or relief pipeline valve 6a water outlet or pressure release, close valve 4a or 6a after water, diarrhea due to stagnation of QI go out, open residual cake valve 5a Slag drains into b# tank, closes residual cake valve 5a (2b), open pressurised pipeline 6 to tank 3 pressurising, treat that tank 3 is equal with tank 1 pressure after slag is discharged Closing pressurised pipeline 6 after weighing apparatus, a# tank enters into next cycle of operation；After 5a (2b) valve closing, the work of b# tank, opens deslagging Valve 5b deslagging, drained after close residual cake valve, enter into next cycle of operation, by a#b# tank and the valve work alternately of concatenation Grain slag or output and the pulp water separation requirement continuously of dry slag in hermetic container is realized as system.

The most above-mentioned tapping process can also as required and the Sheng slag capacity of water of tank uses the work of single tank, i.e. Using single tank to slag tap, such work process is simple, and equipment is simple, and the most single tank is slagged tap discontinuously；Can also be according to scene Need to increase a certain slag output device in the front portion of canister 3, such as conveying worm, scrapper conveyor, chain mat machine, bucket elevator, deslagging Other slag conveyer device such as pump, meets slag output requirement by tank and the combination of other slag conveyer device.

Claims

1., from high-pressure sealed metallurgical slag treatment apparatus output grain slag or a method for dry slag, the method is in grain slag output procedure Realizing pulp water to separate, specifically the method uses tank valve compound mode, series parallel structure, and duty alternately exactly Degree, and tank rush pressure leak process, it is achieved output and the pulp water separation requirement continuously of grain slag or dry slag in hermetic container, meet slag In output procedure, the water-holding quantity in Slag treatment shelf jar does not haves big change, or big pressure oscillation occur in steam, air Technological requirement:

Its method is realized by procedure below, scheme, it is characterized in that:

(1) lower parallel or tandem airtight Slag treatment shelf jar (1) place two canisters (3), the import and export up and down of canister (3) Respectively arranging a slag-discharging valve (2), (5), two tank working methods are that a tank slag input, a tank are slagged tap, the work process one of each canister Sample, by slag input, pressure release, slag tap, pressurising forms, more than two canisters, one continuous print slag-tapping system of composition；

(2) the import and export position at canister (3) arranges residual cake valve, in making to cause Slag treatment shelf jar in tapping process Water-holding quantity big change occurs, or there is big fluctuation and loss in steam, air pressure, and in order to reduce residual cake valve switch Time pressure reduction infringement, be provided with on the top of canister (3) and fill relief pipeline and valve (6), canister pressure during input and output material Demand regulates by filling relief pipeline；

(3) when in tank output be grain slag time, canister (3) use set tank form, i.e. tank in be provided with interlayer, internal layer pot sidewall sets Being equipped with comb hole, pulp water realizes pulp water by comb hole comb water after entering canister and separates, and slag exports through valve (5) from nexine, and water enters Interlayer exports through valve (4), and described canister (3) can not also use set tank as required, and uses single jar structure form；

(4) when output be dry slag time, set jar structure can cancel as required, realize gas-slag separation and output by relief pipeline Requirement；

(5) when in tank output be grain slag tank use set jar structure time, for prevent overlap tank interlayer slag deposits should arrange high pressure recoil Pipeline (7), carries out backwash by water under high pressure to tank interlayer sediment；

(6) work process is as follows: open residual cake valve (2), and slag flows in canister (3), and after tank slag enters completely, residual cake valve (2) cuts out, Open drainage pipeline valve (4) or (6) water outlet of relief pipeline valve or pressure release, after water, diarrhea due to stagnation of QI go out, close valve (4) or (6), Open residual cake valve (5) deslagging, after slag is discharged, close residual cake valve (5), open pressurised pipeline (6) to canister pressurising, treat canister with Closing pressurised pipeline after the equilibrium of tank (1) pressure, a tank cycle of operation terminates, and enters into next cycle of operation；Arrange at a tank During slag, another tank starts slag input, realizes airtight appearance by the alternation system of two tanks and the working method of pot valve combination Grain slag or output and the pulp water separation requirement continuously of dry slag in device.

The most according to claim 1 from high-pressure sealed metallurgical slag treatment apparatus output grain slag or the method for dry slag, its canister (3) Single tank can also be used to arrange according to special requirement, i.e. use single tank to slag tap；Or need in the front portion of canister 3 according to scene Increase conveying worm, scrapper conveyor, chain mat machine, bucket elevator slag output device, full with the combination of other slag conveyer device by tank Foot slag output requirement.

The most according to claim 1 from high-pressure sealed metallurgical slag treatment apparatus output grain slag or the method for dry slag, its tank close Closing or high pressure is relative, for being opposed open or atmospheric operation, high pressure can also be malleation or negative pressure；Described gas can To be steam or certain pure gas or mixed gas.

The most according to claim 1 from high-pressure sealed metallurgical slag treatment apparatus output grain slag or the method for dry slag, its canister (3) Importing and exporting and the valve at other position, quantity is 1-2, and its valve is gate valve, ball valve, or the combining form of two kinds of valves, with Other valving required into and out of cinder notch switch and high pressure sealing can be met.

5. a valve tank combination type grain slag output device, this device is mainly by tank body (1), residual cake valve (2), canister (3), drain valve Door (4), residual cake valve (5), pressure relief valve (6), back flush line valve (7) part composition, wherein tank body (1) is airtight Slag treatment Container；Canister (3) is jacket structure, and canister inner layer outer wall has permeable resistance cinder hole；Valve can be gate valve, ball valve；Fill and let out Pressure pipeline according in tank be gas or water demand can with tank (1) UNICOM, or and atmosphere, or and a certain independent storage tank UNICOM, Fill and can be connected with pump, blower fan or other gas and water pressue device as required in the middle of relief pipeline.

Valve tank combination type grain slag output device the most according to claim 5, its canister can use parallel connection or string as required Connection structure, or use single tank discharging according to needs of production, or single tank adds a certain slag output device compound mode discharging, wherein A certain slag output device is conveying worm, scrapper conveyor, chain mat machine, bucket elevator, deslagging pump.