CN103288320A - Screw-propulsion-type sludge pyrolyzing furnace - Google Patents
Screw-propulsion-type sludge pyrolyzing furnace Download PDFInfo
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- CN103288320A CN103288320A CN2013102386026A CN201310238602A CN103288320A CN 103288320 A CN103288320 A CN 103288320A CN 2013102386026 A CN2013102386026 A CN 2013102386026A CN 201310238602 A CN201310238602 A CN 201310238602A CN 103288320 A CN103288320 A CN 103288320A
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- screw propeller
- heater
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/40—Valorisation of by-products of wastewater, sewage or sludge processing
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Abstract
The invention relates to a screw-propulsion-type sludge pyrolyzing furnace. The screw-propulsion-type sludge pyrolyzing furnace is characterized by comprising a furnace frame, wherein the furnace frame is internally provided with a furnace body, and is provided with a horizontally arranged shaftless screw propulsion machine running through the whole furnace body, so that most of the longitudinal part of the shaftless screw propulsion machine is arranged in the furnace body; in the propulsion direction of the shaftless screw propulsion machine, the upper side wall at the rear end of the shaftless screw propulsion machine is provided with a material inlet, and the lower side wall of the front end of the shaftless screw propulsion machine is provided with a material outlet; the furnace body below the shaftless screw propulsion machine is internally provided with a combustion chamber; fire spraying ports are uniformly distributed in a combustion chamber top plate corresponding to the length direction of the shaftless screw propulsion machine; the side wall of the combustion chamber is provided with a burn nozzle; the top of the furnace body is provided with a gas exhaust pipe communicated with an inner cavity of the furnace body. Sludge can be pyrolyzed by adopting the pyrolyzing furnace, thereby killing microorganisms of bacteria, viruses, parasites and the like in the sludge, and inorganic substances are cured into pyrolyzing carbon; the environment cannot be polluted, and the diet safety of human beings also cannot be influenced.
Description
Technical field
The present invention relates to a kind of pyrolysis installation, is to utilize not have the screw-pushing type pyrolyzing sludge stove that the axle screw propeller pushes mud specifically.
Background technology
As everyone knows, at the close quarters of human lives and work, can produce a large amount of sewage, these sewage need could discharge after sewage work handles through special pipe-line transportation usually.Sewage work is in each stage that sewage is handled, and all can have mud to produce, and contains hazardous and noxious substances such as a large amount of bacteriums, virus and parasite in these mud, and the inorganics that can't degrade when also comprising biological treatment is as heavy metal etc.As a rule, these mud can obtain preliminary processing in sewage work, for example dehydration or anaerobic digestion.Afterwards, the disposal options of mud mainly contains landfill, burning and soil utilization, material of construction utilization etc.
Yet, simple preliminary treatment is difficult to remove the hazardous and noxious substances that contains in the mud, make the biochemical property of mud still be in an unsure state, therefore directly landfill can cause a large amount of mud pollutents to enter deep layer with percolate from the face of land, even threaten underground water and rivers,lakes and seas, cause environmental pollution.And will carry out soil utilization (namely agricultural) through the mud of preliminary treatment, and also there is very big potential safety hazard, the mud that does not carry out the sanitisation processing enters the farmland so that the vegetable plot may directly threaten human safe diet, thereby human health is worked the mischief.
Summary of the invention
The problem to be solved in the present invention provides a kind of screw-pushing type pyrolyzing sludge stove, adopt this pyrolysis oven, can carry out pyrolysis to mud, thereby kill the microorganisms such as bacterium, virus and parasite in the mud, and make inorganics be solidificated in the pyrolytic carbon, do not pollute the environment, can not influence human safe diet yet.
For addressing the above problem, take following scheme:
The characteristics of screw-pushing type pyrolyzing sludge stove of the present invention are to comprise grate, and body of heater is arranged in the grate, and this body of heater is made by flame-proof thermal insulation material.The no axle screw propeller that is horizontally disposed is arranged on the described grate, does not have an axle screw propeller and traverse whole body of heater, make do not have the axle screw propeller along its longitudinally major part all place in the body of heater.On the direction of propulsion that does not have the axle screw propeller, do not have on the upper side wall of screw propeller rear end opening for feed is arranged, on the lower wall of front end discharge port is arranged.Do not have the interior combuster of body of heater of axle screw propeller below, be evenly equipped with bocca on the combustion chamber top board corresponding with the length direction that does not have the axle screw propeller.On the described side wall of combustion chamber burner is arranged.Vapor pipe is arranged at the top of described body of heater, the intracavity inter-connection of this vapor pipe and body of heater.
The further improvement of the present invention scheme is that the described quantity of not having the axle screw propeller is no less than two, they are arranged in parallel from top to bottom, and two adjacent direction of propulsion that do not have the axle screw propeller are opposite, and the discharge port of the no axle screw propeller on upper strata is connected by the opening for feed of pipe connecting with the no axle screw propeller of lower floor.The opening for feed of the no axle screw propeller of the superiors is positioned at outside the body of heater, and is connected with hopper on it.The undermost discharge port that does not have the axle screw propeller is positioned at outside the body of heater, and is connected with discharge bucket on it.Adopt the structure of the no axle screw propeller that multistage links to each other, can increase distance and time that mud moves in body of heater, make mud pyrolysis at high temperature more fully.
The furnace wall that further improvement project of the present invention is described body of heater is composited by being no less than two-layer flame-proof thermal insulation material.Like this, can increase the effect of heat insulation of body of heater, avoid influence to external world.
Take such scheme, have the following advantages:
Because the grate of screw-pushing type pyrolyzing sludge stove of the present invention is provided with the no axle screw propeller that level runs through body of heater, and does not have in the burner hearth of screw propeller below and be evenly equipped with the burner spout.Mud is after entering from the opening for feed that does not have the axle screw propeller, in not had the process of axle screw propeller propelling movement, the shell of the heat that the burning of burner spout place produces through there not being the axle screw propeller conducts to mud, make it in mobile, carry out pyrolysis, hazardous and noxious substances such as a large amount of bacteriums, virus and the parasite that contain in the mud will be killed, and organism can generate inflammable gas by pyrolytic reaction, and inorganicss such as heavy metal then are cured in the carbon residue, no longer environment are caused secondary pollution.The pyrolytic carbon that produces behind the pyrolyzing sludge and inflammable gas are recycled after can purifying by special device separates.Therefore, adopt screw-pushing type pyrolyzing sludge stove of the present invention that mud is carried out pyrolysis processing, can remove the hazardous and noxious substances in the mud, avoid contaminate environment, can can also not carry out recycling to pyrolysis product to the mankind's safe diet and healthy working the mischief yet.
Description of drawings
Fig. 1 is the structural representation of screw-pushing type pyrolyzing sludge stove of the present invention.
Embodiment
Below in conjunction with accompanying drawing the present invention is described in further detail.
As shown in Figure 1, screw-pushing type pyrolyzing sludge stove of the present invention comprises grate 2, and body of heater 3 is arranged in the grate 2, and this body of heater 3 is made by flame-proof thermal insulation material, and described grate 2 and body of heater 3 are cube structure.In the present embodiment, described body of heater 3 is composited by two-layer flame-proof thermal insulation material.There is the no axle screw propeller 4 that is horizontally disposed the middle and upper part of described grate 2, not having axle screw propeller 4 traverses in the body of heater 3 and passes, its two ends are stretched out outside grate 2 and are with 2 of grates and fixedly connected, do not have axle screw propeller 4 along its longitudinally major part all be positioned at body of heater 3.On the direction of propulsion that does not have axle screw propeller 4, on the upper side wall of nothing axle screw propeller 4 rear ends (i.e. an end of close motor or step-down gear) opening for feed is arranged, on the lower wall of front end discharge port is arranged.In the present embodiment, the described quantity of not having axle screw propeller 4 is two, and they are arranged in parallel from top to bottom, and two direction of propulsion that do not have axle screw propeller 4 are opposite, the opening for feed of the no axle screw propeller 4 on upper strata is positioned at outside the body of heater 3, and is connected with hopper 1 on it; The discharge port of the no axle screw propeller 4 on upper strata is connected by the opening for feed of pipe connecting 6 with the no axle screw propeller 4 of lower floor; The discharge port of the no axle screw propeller 4 of lower floor also is positioned at outside the body of heater 3, and is connected with discharge bucket 10 on it.Do not have the body of heater 3 interior combusters 9 of axle screw propeller 4 belows, be evenly equipped with bocca 7 on combustion chamber 9 top boards corresponding with the length direction that does not have axle screw propeller 4.Burner 8 is arranged on the sidewall of described combustion chamber 9.Vapor pipe 5 is arranged at the top of described body of heater 3, the intracavity inter-connection of this vapor pipe 5 and body of heater 3.
Screw propeller in the screw-pushing type pyrolyzing sludge stove of the present invention adopts nothing axle screw propeller and does not adopt the reason of a screw propeller to be: in the hot environment in body of heater, there is the axle of a screw propeller easily to deform, be prone to fault in the operational process, thereby cause maintenance frequent; And the screw-blade that does not have a screw propeller only an end link to each other with motor or step-down gear, the other end be free shape place pusher the tube in, its tie point is less, in the hot environment in body of heater, even screw-blade deforms, can not be configured to influence to the Mechanical-power-producing mechanism of screw propeller yet.
During work, mud is admitted to the no axle screw propeller 4 on upper strata from the hopper 1 of screw-pushing type pyrolyzing sludge stove of the present invention, under the promotion of screw-blade, to the motion of pusher afterbody, fall into the no axle screw propeller 4 of lower floor to pipe connecting 6 places, progressively pushed to discharge bucket 10 places again.Simultaneously, burner 8 sprays into fuel and makes its burning in the combustion chamber 9 in the body of heater 3, it is temperature required and by there not being the shell conduction of axle screw propeller 4 to make body of heater 3 inside reach pyrolysis, the mud of heating pusher inside, make it to carry out pyrolysis while moving, the waste gas after the fuel combustion is then discharged from the vapor pipe 5 on body of heater 3 tops.
The existing pyrolytic carbon of material from discharge bucket 10 comes out also comprises pyrolysis gas, recyclable utilization behind the follow-up equipment isolation of purified.
Screw-pushing type pyrolyzing sludge stove of the present invention also has the following advantages:
1. adjustable controlled to parameters such as the pyrolysis time of processing material, pyrolysis temperatures;
2. and adopt not have axle not have axle screw propeller operational throughput big, fed distance is long, and material is difficult for winding, and suitability is extensive;
3. seal degree is good, and the normal pressure operation can be produced continuously, and cost of investment and running cost are lower;
4. working reliability is good, and no foul smell pollutes, and Working environment is comparatively comfortable.
Therefore, be specially adapted to various domestic sludges, the pyrolysis processing of industrial sludge also is applicable to the pyrolysis processing to domestic waste, agro-ecology matter etc.
Claims (3)
1. screw-pushing type pyrolyzing sludge stove is characterized in that comprising grate (2), and body of heater (3) is arranged in the grate (2), and this body of heater (3) is made by flame-proof thermal insulation material; The no axle screw propeller (4) that is horizontally disposed is arranged on the described grate (2), does not have an axle screw propeller (4) and traverse whole body of heater (3), make do not have axle screw propeller (4) along its longitudinally major part all place in the body of heater (3); On the direction of propulsion that does not have axle screw propeller (4), do not have on the upper side wall of screw propeller (4) rear end opening for feed is arranged, on the lower wall of front end discharge port is arranged; The interior combuster of body of heater (3) (9) that does not have axle screw propeller (4) below is evenly equipped with bocca (7) on combustion chamber (9) top board corresponding with the length direction that does not have axle screw propeller (4); Burner (8) is arranged on the sidewall of described combustion chamber (9); Vapor pipe (5) is arranged at the top of described body of heater (3), the intracavity inter-connection of this vapor pipe (5) and body of heater (3).
2. screw-pushing type pyrolyzing sludge stove as claimed in claim 1, it is characterized in that the described quantity of not having axle screw propeller (4) is no less than two, they are arranged in parallel from top to bottom, and two adjacent direction of propulsion that do not have axle screw propeller (4) are opposite, and the discharge port of the no axle screw propeller (4) on upper strata is connected by the opening for feed of pipe connecting (6) with the no axle screw propeller (4) of lower floor; The opening for feed of the no axle screw propeller (4) of the superiors is positioned at outside the body of heater, and is connected with hopper on it (1); The undermost discharge port that does not have axle screw propeller (4) is positioned at outside the body of heater, and is connected with discharge bucket on it (10).
3. screw-pushing type pyrolyzing sludge stove as claimed in claim 1 or 2 is characterized in that the furnace wall of described body of heater (3) is composited by being no less than two-layer flame-proof thermal insulation material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN2013102386026A CN103288320A (en) | 2013-06-17 | 2013-06-17 | Screw-propulsion-type sludge pyrolyzing furnace |
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| CN2013102386026A CN103288320A (en) | 2013-06-17 | 2013-06-17 | Screw-propulsion-type sludge pyrolyzing furnace |
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| CN103288320A true CN103288320A (en) | 2013-09-11 |
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| CN2013102386026A Pending CN103288320A (en) | 2013-06-17 | 2013-06-17 | Screw-propulsion-type sludge pyrolyzing furnace |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105972614A (en) * | 2016-06-30 | 2016-09-28 | 安徽未名鼎和环保有限公司 | Sludge treatment device |
| CN105972613A (en) * | 2016-06-30 | 2016-09-28 | 安徽未名鼎和环保有限公司 | Incineration device for sludge treatment |
| CN106678813A (en) * | 2017-02-13 | 2017-05-17 | 杨红波 | Device for treating medium and low level waste |
| CN109486542A (en) * | 2018-12-25 | 2019-03-19 | 山东华泰纸业股份有限公司 | A method of desulfurizing agent is prepared using paper waste factory chemical sludge |
| CN109553261A (en) * | 2017-09-27 | 2019-04-02 | 因康热处理设备（上海）有限公司 | A kind of thermal decomposition furnace |
| CN111073674A (en) * | 2019-12-17 | 2020-04-28 | 湖州师范学院 | High-viscosity liquid organic waste batch continuous treatment device |
| CN111087160A (en) * | 2020-01-06 | 2020-05-01 | 盘锦宁泰能源科技有限公司 | Intelligent oil-containing silt pyrolysis equipment |
| CN114308988A (en) * | 2022-01-12 | 2022-04-12 | 南京工业大学 | Skid-mounted medical waste isothermal pyrolysis treatment system |
| CN115490207A (en) * | 2022-08-16 | 2022-12-20 | 华南理工大学 | Method and system for producing hydrogen by sludge |
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Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105972614A (en) * | 2016-06-30 | 2016-09-28 | 安徽未名鼎和环保有限公司 | Sludge treatment device |
| CN105972613A (en) * | 2016-06-30 | 2016-09-28 | 安徽未名鼎和环保有限公司 | Incineration device for sludge treatment |
| CN105972613B (en) * | 2016-06-30 | 2018-07-20 | 安徽未名鼎和环保有限公司 | A kind of Treatment of Sludge burning facility |
| CN105972614B (en) * | 2016-06-30 | 2018-09-07 | 安徽未名鼎和环保有限公司 | A kind of sludge treatment equipment |
| CN106678813A (en) * | 2017-02-13 | 2017-05-17 | 杨红波 | Device for treating medium and low level waste |
| CN109553261A (en) * | 2017-09-27 | 2019-04-02 | 因康热处理设备（上海）有限公司 | A kind of thermal decomposition furnace |
| CN109553261B (en) * | 2017-09-27 | 2022-11-15 | 因康热处理设备（上海）有限公司 | Thermal decomposition furnace |
| CN109486542A (en) * | 2018-12-25 | 2019-03-19 | 山东华泰纸业股份有限公司 | A method of desulfurizing agent is prepared using paper waste factory chemical sludge |
| CN111073674A (en) * | 2019-12-17 | 2020-04-28 | 湖州师范学院 | High-viscosity liquid organic waste batch continuous treatment device |
| CN111087160A (en) * | 2020-01-06 | 2020-05-01 | 盘锦宁泰能源科技有限公司 | Intelligent oil-containing silt pyrolysis equipment |
| CN114308988A (en) * | 2022-01-12 | 2022-04-12 | 南京工业大学 | Skid-mounted medical waste isothermal pyrolysis treatment system |
| CN115490207A (en) * | 2022-08-16 | 2022-12-20 | 华南理工大学 | Method and system for producing hydrogen by sludge |
| CN115490207B (en) * | 2022-08-16 | 2024-05-17 | 华南理工大学 | Method and system for producing hydrogen by using sludge |
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Application publication date: 20130911 |