CN208536629U - A kind of ring rotation formula tunnel kiln drying desulphurization system - Google Patents

A kind of ring rotation formula tunnel kiln drying desulphurization system Download PDF

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Publication number
CN208536629U
CN208536629U CN201821019692.4U CN201821019692U CN208536629U CN 208536629 U CN208536629 U CN 208536629U CN 201821019692 U CN201821019692 U CN 201821019692U CN 208536629 U CN208536629 U CN 208536629U
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flue
drying
tunnel kiln
humidity discharging
desulfurization
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CN201821019692.4U
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渠鹏杰
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Ruzhou Yi Ben Kiln Technology Co Ltd
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Ruzhou Yi Ben Kiln Technology Co Ltd
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Abstract

The utility model relates to a kind of ring rotation formula tunnel kiln drying desulphurization systems, including the vent stack on a rotary tunnel kiln and rotary tunnel oven, vent stack includes humidity discharging drying flue and desulfurization and dedusting flue, rotary tunnel kiln is separated into humidity discharging area and roast area by closed gate, the tail end of roast area is provided with the air inlet of air entrance, waste heat extracts flue and the waste heat air after adobe roasting in roast area is sent to residual heat drying flue by humidity discharging drying flue, carries out drying, discharging damp to non-roasting green bricks.The utility model is structurally reasonable, it is ingenious in design, pernicious gas is subjected to desulfurization process, and carries out humidity discharging drying using the non-roasting green bricks of waste heat, reduces the air quantity of desulfurization and dedusting processing, reduce entreprise cost, it solves the Tail Gas present in existing Tunnel Kiln Process arbitrarily to discharge, causes atmosphere pollution, the technical problems such as high-temperature residual heat can not be recycled, for the prior art, have good market prospects and development space.

Description

A kind of ring rotation formula tunnel kiln drying desulphurization system
Technical field
The utility model relates to rotary tunnel oven fields, and in particular to a kind of ring rotation formula tunnel kiln drying desulfurization system System.
Background technique
Tunnel oven is to be provided with the delivery vehicles such as kiln car made of being built as refractory material, thermal insulation material and construction material Kiln similar with tunnel, be modernization continous way firing Thermal Equipment.It is widely used in ceramic product, environmentally friendly brick and tile The baked for producing of product also has application in the metallurgy industries such as abrasive material.
In tunnel brick kiln work, when roasting, can generate a large amount of high temperature heat and sulfur-bearing pernicious gas, and adobe has been sintered It needs a large amount of cold airs and plenty of time cooling at rear, and contains a certain amount of water in adobe when the adobe not roasted is due to brickmaking Point, so needing to carry out humidity discharging drying before roasting, the time used is roasted to reduce, more conducively adobe internal structure is stablized.It passes High-temperature gas after the completion of system sintering is used directly to carry out humidity discharging drying to non-roasting green bricks, although carrying out benefit to high temperature heat With, but since non-roast area is not sealing space, the pernicious gases such as high temperature sulfur dioxide can be emitted in air, make to atmosphere At serious pollution, under the overall background for protecting environment throughout the country, such exhaust emissions mode is firmly worthless.
How a kind of structurally reasonable, ingenious in design, pernicious gas progress desulfurization process that roasting green bricks generated is designed, and Using waste-heat air, the drying of humidity discharging in advance is carried out to non-roasting green bricks, moreover it is possible to quickly suck using the negative pressure that blower generates Air accelerates cooling ripe brick, while participating in without pernicious gas, reduces the air quantity of desulfurization and dedusting processing, reduces the ring of entreprise cost The rotary tunnel kiln drying desulphurization system of shape is current problem to be solved.
Utility model content
It is arbitrarily discharged to solve the Tail Gas present in existing Tunnel Kiln Process, causes atmosphere pollution, nothing Method recycles high-temperature residual heat, and non-roasting green bricks humidity discharging is insufficient, and internal structure is unstable when causing to be sintered, and influences unfired brick quality A kind of ring rotation formula tunnel kiln drying desulphurization system is provided with technical problems, the utility model such as the performance of enterprises, to realize knot Structure is reasonable, ingenious in design, and the pernicious gas that roasting green bricks are generated carries out desulfurization process, and utilizes waste-heat air, to not Roasting green bricks carry out the drying of humidity discharging in advance, quickly suck air using the negative pressure that blower generates and accelerate cooling ripe brick, do not have simultaneously Pernicious gas participates in, and reduces the air quantity of desulfurization and dedusting processing, reduces the purpose of entreprise cost.
Used technical solution is the utility model to solve above-mentioned technical problem: a kind of tunnel kilning of ring rotation formula Dry desulphurization system, including a rotary tunnel kiln and the vent stack being arranged on rotary tunnel kiln, vent stack packet Humidity discharging drying flue and desulfurization and dedusting flue are included, humidity discharging drying flue is arranged along rotary tunnel kiln furnace body, forms cyclic annular circle Arc structure is provided with closed gate in the middle part of the rotary tunnel kiln, and closed gate separates rotary tunnel kiln At the humidity discharging area of non-roasting green bricks and the roast area of roasting green bricks, the tail end of roast area is provided with the air inlet of air entrance;Institute It states desulfurization and dedusting flue and is located at roast area front end at closed gate, so that the sulfur contained high temoperature that adobe burning generates in roast area Gas enters the feeding desulfurizing tower processing of desulfurization and dedusting flue after passing through adobe preheating zone;The rear and front end difference of flue is dried in humidity discharging It is provided with several waste heats and extracts flue and residual heat drying flue, wherein waste heat extraction flue is located at roast area rear end, and waste heat dries Dry flue is located at humidity discharging area front end, and waste heat, which extracts flue, dries cigarette by humidity discharging for the waste heat air after adobe roasting in roast area Road is sent to residual heat drying flue, carries out drying, discharging damp to non-roasting green bricks.
The desulfurization and dedusting flue is connected to by a plurality of preheating pipe with roast area.
Several waste heats extract flue and residual heat drying flue and are vertically arranged with humidity discharging drying air flue horizontal, remaining The air outlet for gas extraction is provided with below hot-plug flue and residual heat drying flue.
The closed gate uses roller shutter gate to facilitate folding.
It is mounted on axial flow blower in the humidity discharging drying flue and desulfurization and dedusting flue, to increase ventilation quantity.
Compared with prior art, the utility model has the beneficial effects that
1) the utility model includes a rotary tunnel kiln and the vent stack that is arranged on rotary tunnel kiln, is led to Wind and smoke road includes humidity discharging drying flue and desulfurization and dedusting flue, and humidity discharging drying flue is arranged along rotary tunnel kiln furnace body, shape Circlewise arc structure will be sent into desulfurizing tower containing the tail gas of the pernicious gases such as sulfur dioxide first with desulfurization and dedusting flue and be carried out Desulfurization process recycles the remaining a large amount of waste heats in kiln body tail portion that can heat air and is sent to the progress humidity discharging drying of humidity discharging area, no It is only capable of accelerating cooling ripe brick, while participating in drying, discharging damp using the high-temperature gas without pernicious gas, reduce desulfurization and dedusting processing Air quantity, reduce difficulty and cost;
2) closed gate is provided in the middle part of the rotary tunnel kiln described in, closed gate divides rotary tunnel kiln It is divided into the humidity discharging area and the roast area of roasting green bricks of non-roasting green bricks, the tail end of roast area is provided with the air inlet of air entrance, Humidity discharging area and roast area prevent the high-temperature harmful gas generated when roasting to be exhausted directly to the dissipation of humidity discharging area and cause air pollution;
3) the desulfurization and dedusting flue is located at roast area front end at closed gate, so that adobe burning produces in roast area Raw sulfurous gas enters the feeding desulfurizing tower processing of desulfurization and dedusting flue after passing through preheating zone;
4) rear and front end of humidity discharging drying flue is respectively arranged with several waste heats and extracts flue and residual heat drying flue, Middle waste heat extracts flue and is located at roast area rear end, and residual heat drying flue is located at humidity discharging area front end, and waste heat extracts flue for roast area Waste heat air after interior adobe roasting dries flue by humidity discharging and is sent to residual heat drying flue, carries out drying row to non-roasting green bricks Tide;
5) several waste heats described in extract flue and residual heat drying flue and are vertically arranged with humidity discharging drying air flue horizontal, Waste heat extracts the air outlet being provided with below flue and residual heat drying flue for gas extraction, is preferably taken out using air outlet It takes preheating and is transported to humidity discharging area and carry out drying, discharging damp;
6) it is mounted on axial flow blower in the humidity discharging drying flue and desulfurization and dedusting flue described in, to increase ventilation quantity.
Detailed description of the invention
Fig. 1 is the utility model overlooking structure diagram;
Fig. 2 is residual heat drying flue overlooking structure diagram;
Fig. 3 is residual heat drying flue cross section structural schematic diagram;
Marked in the figure: 1, humidity discharging area, 2, roast area, 3, closed gate, 4, humidity discharging drying flue, 5, desulfurization and dedusting flue, 6, waste heat extracts flue, 7, residual heat drying flue, 8, air inlet, 9, preheating pipe, 10, axial flow blower, 11, air outlet.
Specific embodiment
Specific embodiment of the present utility model is described in further detail with reference to the accompanying drawing.
As shown, a kind of ring rotation formula tunnel kiln drying desulphurization system, including a rotary tunnel kiln and setting Vent stack on rotary tunnel kiln, vent stack include humidity discharging drying flue 4 and desulfurization and dedusting flue 5, and humidity discharging is dried Dry flue 4 is arranged along rotary tunnel kiln furnace body, forms cyclic annular arc structure, sets in the middle part of the rotary tunnel kiln It is equipped with closed gate 3, rotary tunnel kiln is separated into humidity discharging area 1 and the roasting green bricks of non-roasting green bricks by closed gate 3 Roast area 2, the tail end of roast area 2 are provided with the air inlet 8 of air entrance;The desulfurization and dedusting flue 5 is located at 2 front end of roast area At closed gate 3, so that the sulfurous gas that adobe burning generates in roast area 2 is by entering desulfurization and dedusting cigarette behind preheating zone Desulfurizing tower processing is sent into road 5;The rear and front end of humidity discharging drying flue 4 is respectively arranged with several waste heats and extracts flue 6 and waste heat Flue 7 is dried, wherein waste heat extraction flue 6 is located at 2 rear end of roast area, and residual heat drying flue 7 is located at 1 front end of humidity discharging area, waste heat It extracts flue 6 and the waste heat air after adobe roasting in roast area 2 is sent to residual heat drying flue 7 by humidity discharging drying flue 4, it is right Non- roasting green bricks carry out drying, discharging damp.
The above are the basic embodiments of the utility model, further can be improved, improved and limited on the basis of above Fixed: desulfurization and dedusting flue 5 as mentioned is connected to by a plurality of preheating pipe 9 with roast area 2.
The above are the basic embodiments of the utility model, further can be improved, improved and limited on the basis of above Fixed: several waste heats extract flue 6 and residual heat drying flue 7 and are arranged with humidity discharging drying 4 horizontal vertical of flue as mentioned, remaining The lower section of hot-plug flue 6 and residual heat drying flue 7 is provided with the air outlet 11 for gas extraction.
The above are the basic embodiments of the utility model, further can be improved, improved and limited on the basis of above Fixed: closed gate 3 as mentioned uses roller shutter gate to facilitate folding.
The above are the basic embodiments of the utility model, further can be improved, improved and limited on the basis of above It is fixed: axial flow blower 10 to be mounted in humidity discharging drying flue 4 and desulfurization and dedusting flue 5 as mentioned, to increase ventilation quantity.
5 working principle of desulfurization and dedusting flue is explained in detail below, the feature for needing air capacity small using adobe burning, only from preheating The hot-air containing pernicious gases such as sulfur dioxide that adobe burning generates is extracted on pipeline 9 in the small ventilating duct in 10 to 20 roads, directly Connected saparated sulfer ash flue 5 and connect underground ventilation flue on the inside of rotary tunnel oven, by pernicious gas be sent to desulfurizing tower into The operation of row desulfurization and dedusting.Simultaneously closed gate 3 can completely isolated preheating zone and drying belt contact, guarantee the gas extracted from kiln Body tail portion passes into cooling zone, roasting band, preheating zone enter back into the flue, and then guarantee the direction of advance of kiln fire.
Flue working principle is dried in humidity discharging, and humidity discharging dries flue 4 and desulfurization and dedusting flue 5 side by side, but length is entirely to revolve The length of rotatable tunnel oven.Humidity discharging drying flue 4 directly extracts adobe waste heat from kiln body tail portion and is sent to drying belt progress humidity discharging baking It is dry.It is equipped with air outlet in the reply of humidity discharging drying belt the upper surface of each row's adobe side and each pile adobe, to adobe in kiln body It carries out being evenly heated drying.Then the gas containing humidity is discharged from top humidity discharging mouth.Its principle is the ripe brick warp in kiln body tail portion After crossing nearly thousand degrees Celsius of high-temp combustion, harmful components have burnt and have volatilized, and more skies can be heated by only remaining a large amount of waste heats Gas, and the air quantity that the drying of non-roasting green bricks needs is 3 to 4 times of air quantity required for burning, extracts waste heat in kiln body tail portion and carries out It is cooling can not only to accelerate ripe brick, while not having pernicious gas participation when drying, discharging damp for drying, reduces the wind of desulfurization and dedusting processing Amount reduces difficulty and cost.
The utility model is structurally reasonable, ingenious in design, and the pernicious gas that roasting green bricks are generated carries out desulfurization process, and benefit With waste-heat air, the drying of humidity discharging in advance is carried out to non-roasting green bricks, air is quickly sucked using the negative pressure that blower generates and adds Quickly cooling ripe brick, while being participated in without pernicious gas, the air quantity of desulfurization and dedusting processing is reduced, entreprise cost is reduced, is solved existing Tail Gas present in row Tunnel Kiln Process arbitrarily discharges, and causes atmosphere pollution, can not recycle high-temperature residual heat, not Roasting green bricks humidity discharging is insufficient, and internal structure is unstable when causing to be sintered, and influences the technical problems such as unfired brick quality and the performance of enterprises, For the prior art, have good market prospects and development space.
The utility model preferred embodiment and embodiment are explained in detail above in conjunction with attached drawing, but this Utility model is not limited to the above embodiment and embodiment, within the knowledge of those skilled in the art, may be used also With various changes can be made without departing from the concept of the premise utility.

Claims (5)

1. a kind of ring rotation formula tunnel kiln drying desulphurization system, including a rotary tunnel kiln and setting are in rotary tunnel Vent stack on kiln, vent stack include humidity discharging drying flue (4) and desulfurization and dedusting flue (5), and flue (4) are dried in humidity discharging It is arranged along rotary tunnel kiln furnace body, forms cyclic annular arc structure, it is characterised in that: in the rotary tunnel kiln Portion is provided with closed gate (3), closed gate (3) by rotary tunnel kiln be separated into non-roasting green bricks humidity discharging area (1) and The roast area (2) of roasting green bricks, the tail end of roast area (2) are provided with the air inlet (8) of air entrance;The desulfurization and dedusting flue (5) it is located at roast area (2) front end at closed gate (3), so that the sulfurous gas that roast area (2) interior adobe burning generates is logical It crosses desulfurization and dedusting flue (5) and is sent into desulfurizing tower processing;The rear and front end of humidity discharging drying flue (4) is respectively arranged with several waste heats Flue (6) and residual heat drying flue (7) are extracted, wherein waste heat extraction flue (6) is located at roast area (2) rear end, residual heat drying cigarette Road (7) is located at humidity discharging area (1) front end, and waste heat extracts flue (6) and the waste heat air after roast area (2) interior adobe roasting is passed through row Tide drying flue (4) is sent to residual heat drying flue (7), carries out drying, discharging damp to non-roasting green bricks.
2. a kind of ring rotation formula tunnel kiln drying desulphurization system as described in claim 1, it is characterised in that: the desulfurization Dust-removing flue (5) is connected to by a plurality of preheating pipe (9) with roast area (2).
3. a kind of ring rotation formula tunnel kiln drying desulphurization system as described in claim 1, it is characterised in that: described is several Waste heat extract flue (6) and residual heat drying flue (7) with humidity discharging drying flue (4) horizontal vertical setting, waste heat extraction cigarette The air outlet (11) for gas extraction is provided with below road (6) and residual heat drying flue (7).
4. a kind of ring rotation formula tunnel kiln drying desulphurization system as described in claim 1, it is characterised in that: described is closed Gate (3) uses roller shutter gate to facilitate folding.
5. a kind of ring rotation formula tunnel kiln drying desulphurization system as described in claim 1, it is characterised in that: the humidity discharging Axial flow blower (10) are mounted in drying flue (4) and desulfurization and dedusting flue (5), to increase ventilation quantity.
CN201821019692.4U 2018-06-29 2018-06-29 A kind of ring rotation formula tunnel kiln drying desulphurization system Active CN208536629U (en)

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CN201821019692.4U CN208536629U (en) 2018-06-29 2018-06-29 A kind of ring rotation formula tunnel kiln drying desulphurization system

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108613560A (en) * 2018-06-29 2018-10-02 汝州市义本窑炉科技有限公司 A kind of ring rotation formula tunnel kiln drying desulphurization system
CN112013676A (en) * 2020-08-14 2020-12-01 江苏盛容醇金科技发展有限公司 Flow sintering device in unglazed pottery jar tunnel kiln

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108613560A (en) * 2018-06-29 2018-10-02 汝州市义本窑炉科技有限公司 A kind of ring rotation formula tunnel kiln drying desulphurization system
CN112013676A (en) * 2020-08-14 2020-12-01 江苏盛容醇金科技发展有限公司 Flow sintering device in unglazed pottery jar tunnel kiln
CN112013676B (en) * 2020-08-14 2022-08-05 江苏盛容醇金科技发展有限公司 Flow sintering device in unglazed pottery jar tunnel kiln

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