CN204039324U - Pyrolysis oven - Google Patents
Pyrolysis oven Download PDFInfo
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- CN204039324U CN204039324U CN201420459409.5U CN201420459409U CN204039324U CN 204039324 U CN204039324 U CN 204039324U CN 201420459409 U CN201420459409 U CN 201420459409U CN 204039324 U CN204039324 U CN 204039324U
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Abstract
The utility model discloses a kind of pyrolysis oven, comprising: body of heater, two drapery panels, heating radiation pipe and oil gas vent pipes.Limit burner hearth in body of heater, body of heater is provided with the outlet being communicated with burner hearth.Each drapery panel is provided with multiple through holes through in a thickness direction, and two drapery panels are located in burner hearth in the vertical direction at interval.Heating radiation pipe is located between two drapery panels to provide pyrolysis energy to the material be contained at least one drapery panel.Oil gas vent pipe is connected to derive the gas-liquid mixture after material pyrolysis with outlet.According to pyrolysis oven of the present utility model, effectively can avoid the coking of material, such that high, the oily productive rate of the calorific value of the gaseous product of pyrolysis is high, oil quality good.Meanwhile, single treatment amount is large, heat utilization efficiency is high, and easily, the processing requirements of material is low, applied widely, and oil gas vent pipeline not easily blocks in charging, and pyrolysis oven structure is simple, safety, long service life, and dismounting is easy to maintenance.
Description
Technical field
The utility model relates to pyrolysis plant field.
Background technology
At present in pyrolytic process, the device such as rotary kiln or rotating bed is usually adopted to realize the continuous pyrolysis of material.These pyrolysis installations require strict to raw meal particle size, and there is the shortcomings such as processing power is low, material is heated inequality, material second pyrolysis serious, oil gas vent pipeline easily blocks, operation easier is high, service life of equipment is short.And pyrolysis product quality is not high, and there is potential safety hazard.
Utility model content
The utility model is intended at least solve the technical problem existed in prior art.For this reason, the purpose of this utility model is to provide a kind of pyrolysis oven, this pyrolysis oven is safe and reliable, applicable material scope is wide, charging is easy, and heating properties is good, material is heated evenly, and oil gas vent pipeline not easily blocks, the second pyrolysis of material can be avoided, and high, the oily productive rate of gaseous product calorific value that pyrolysis obtains is high, oil quality good, technique is simple, field-strip is convenient, long service life.
According to pyrolysis oven of the present utility model, comprising: body of heater, limit burner hearth in described body of heater, described body of heater is provided with the outlet being communicated with described burner hearth; Two drapery panels, each described drapery panel is provided with multiple through holes through in a thickness direction, and described two drapery panels are located in described burner hearth in the vertical direction at interval; Heating radiation pipe, described heating radiation pipe is located between described two drapery panels to provide pyrolysis energy to the material be contained on drapery panel described at least one; Oil gas vent pipe, described oil gas vent pipe is connected the gas-liquid mixture after deriving described material pyrolysis with described outlet.
According to pyrolysis oven of the present utility model, by being provided with about two drapery panels arranged, drapery panel is provided with through hole, heating radiation pipe is located between two drapery panels, thus material is heated evenly, and then avoid local temperature on drapery panel too high.Thus, effectively can avoid second pyrolysis, the coking of material, thus make that high, the oily productive rate of the calorific value of the pyrogenous origin gaseous product of material is high, oil quality good.Meanwhile, pyrolysis oven, single treatment amount, heat utilization efficiency all can be improved.By being provided with the drapery panel charging of through hole, thus pyrolysis oven is feeded easily, and the processing requirements of material is low, applied widely, the gas-liquid mixture that material pyrolysis produces automatically can be isolated from drapery panel, avoids oil gas vent line clogging.And pyrolysis oven structure, complete processing are simple, safe and reliable, long service life, each composition component removal, assembling easily, maintenance and change convenient.
In addition, also following additional technical feature can be had according to pyrolysis oven of the present utility model:
In embodiments more of the present utility model, described drapery panel is formed as the plate extended that wriggles.Thus add the heat transfer sheet area of drapery panel, improve the heat exchange efficiency between drapery panel and material, make material quick heating, be heated evenly, thus reduce the generation of coking in material pyrolytic process further, make the structure of drapery panel simple, handling ease simultaneously.
Particularly, the vertical section of described drapery panel is formed as spination, and the tooth profile angle of described drapery panel is preferably 30-60 °.
In specific embodiments more of the present utility model, the relatively described heating radiation pipe of described two drapery panels is arranged symmetrically with.
In specific embodiments more of the present utility model, described outlet is multiple, and described multiple outlet is located at least one in the roof of described burner hearth and sidewall respectively.
In other specific embodiments of the present utility model, described heating radiation pipe and be provided with described outlet between drapery panel described at least one.
In further embodiment of the present utility model, the roof of described burner hearth and sidewall are equipped with described outlet.
In a specific embodiment of the present utility model, described body of heater comprises: body, limits described burner hearth in described body, and described body is provided with the fire door being communicated with described burner hearth; Fire door, described fire door is established on the body to open or close described fire door rotationally; First thermal insulation layer, described first thermal insulation layer is located on the inwall of described body and the inwall of described fire door; Second thermal insulation layer, described second thermal insulation layer is removably located on described fire door or is removably located on described fire door.
In embodiments more of the present utility model, pyrolysis oven also comprises: temperature-detecting device, and described temperature-detecting device is connected to described drapery panel to detect the temperature of described material; Controller, described controller is connected with described temperature-detecting device and described heating radiation pipe respectively, to control the Heating temperature of described heating radiation pipe according to the detected result of described temperature-detecting device.Thus realize the Automated condtrol of the temperature of pyrolysis oven.
Particularly, described temperature-detecting device is digital temperature sensor, and the detector unit of described digital temperature sensor is thermopair, and described thermopair to be located on described body of heater and to extend to described drapery panel.Thus, digital temperature sensor is installed easily, replacing is convenient, measuring accuracy is high, useful range is large, long service life.
Additional aspect of the present utility model and advantage will part provide in the following description, and part will become obvious from the following description, or be recognized by practice of the present utility model.
Accompanying drawing explanation
Above-mentioned and/or additional aspect of the present utility model and advantage will become obvious and easy understand from accompanying drawing below combining to the description of embodiment, wherein:
Fig. 1 is the structural representation of the pyrolysis oven according to the utility model embodiment;
Fig. 2 is the front view of the drapery panel according to the utility model embodiment;
Fig. 3 is the left view of the drapery panel according to the utility model embodiment;
Fig. 4 is the vertical view of the drapery panel according to the utility model embodiment.
Reference numeral:
Pyrolysis oven 100,
Body of heater 1, body 11, burner hearth 12, outlet 13,
Drapery panel 2, through hole 21, tooth profile angle θ,
Heating radiation pipe 3, oil gas vent pipe 4, gas-holder 5, temperature-detecting device 6
Embodiment
Be described below in detail embodiment of the present utility model, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Be exemplary below by the embodiment be described with reference to the drawings, be intended to for explaining the utility model, and can not be interpreted as restriction of the present utility model.
In description of the present utility model, it will be appreciated that, term " " center ", " longitudinal direction ", " transverse direction ", " thickness ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end ", " interior ", the orientation of the instruction such as " outward " or position relationship are for based on the orientation described in accompanying drawing or position relationship, only the utility model and simplified characterization for convenience of description, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as restriction of the present utility model.
In addition, term " first ", " second " only for describing object, and can not be interpreted as instruction or hint relative importance or imply the quantity indicating indicated technical characteristic.Thus, be limited with " first ", the feature of " second " can express or impliedly comprise one or more these features.In description of the present utility model, except as otherwise noted, the implication of " multiple " is two or more.
In description of the present utility model, it should be noted that, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection ", " fixing " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or connect integratedly; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, particular case the concrete meaning of above-mentioned term in the utility model can be understood.
Below with reference to Fig. 1-Fig. 4, the pyrolysis oven 100 according to the utility model embodiment is described.
According to the pyrolysis oven 100 of the utility model embodiment, as shown in Figure 1, comprising: body of heater 1, two drapery panels 2, heating radiation pipe 3 and oil gas vent pipes 4.
With reference to Fig. 1, body of heater 1 is the main equipment realizing material pyrolysis, and body of heater 1 provides space and the environment of pyrolytic reaction for material.Wherein, limit burner hearth 12 in body of heater 1, body of heater 1 is provided with the outlet 13 being communicated with burner hearth 12, and oil gas vent pipe 4 is connected with outlet 13.
Particularly, pyrolysis oven 100 also comprises gas-holder 5, and gas-holder 5 is connected with burner hearth 12, stores protection gas in gas-holder 5, and preferably, protection gas is nitrogen.
More specifically, body of heater 1 is also provided with the purging valve (scheming not shown) being communicated with burner hearth 12.Before material pyrolysis, purging valve is opened, and gas-holder 5 is filled with protection gas to burner hearth 12; protection gas displaces the air in body of heater 1; to make material be in the gaseous atmosphere of protection gas, thus avoid the pyrolysis product of material and material to be oxidized, and then improve the output capacity of material pyrolysis.Meanwhile, the pyrolysis product spontaneous combustion of material also can be avoided even to explode, thus improve the safety in utilization of pyrolysis oven 100.And by adopting gas-holder 5 to be filled with protection gas to body of heater 1, can be convenient to detect the resistance to air loss of pyrolysis oven 100, thus the pollution and potential safety hazard avoiding pyrolysis oven 100 to leak causing.
With reference to Fig. 1-Fig. 4, two drapery panels 2 are located in burner hearth 12 in the vertical direction at interval, and material is laid on drapery panel 2, and each drapery panel 2 is provided with multiple through holes 21 through in a thickness direction.Wherein, two drapery panels 2 can all lay the material treating pyrolysis, also only one of them can lay material in two drapery panels 2, the paving location of material is determined by the practical situations of pyrolysis oven 100, does not do concrete restriction here.
It should be noted that, for convenience of material decomposes, the material be layed on drapery panel 2 need be crushed to particulate state.Because material is laid on drapery panel 2, thus pyrolysis oven 100 is feeded easily, and the processing requirements of material is low, applied widely.In examples more of the present utility model, the particle diameter of material is 5mm-80mm, and the bed thickness of material is 50-400mm.Now, for avoiding material to spill from the through hole 21 on drapery panel 2, the aperture of through hole 21 should be less than the particle diameter of material.
Further, for accelerating the pyrolysis rate of material, improving the thermo-efficiency of pyrolysis oven 100, drapery panel 2 also can add catalyzer, and the setting of drapery panel 2 also facilitating the loading of catalyzer.Here, the type of catalyzer and the mode put into do not do concrete restriction, and such as catalyzer can be oily catalyzer, oily catalyzer can be applied in the lower surface of drapery panel 2, again such as, when catalyzer is gaseous catalyst, gaseous catalyst can lead to drapery panel 2 from the below of drapery panel 2.
With reference to Fig. 1, heating radiation pipe 3 is located between two drapery panels 2, and heating radiation pipe 3 provides pyrolysis energy to the material be contained at least one drapery panel 2.After material is heated, decomposable asymmetric choice net goes out gas-liquid mixture and solid product, comprises You Heshui in gas-liquid mixture.Wherein, the gas-liquid mixture after material decomposes can be flowed out from through hole 21 and be discharged by oil gas vent pipe 4 by outlet 13, thus is convenient to separation and the collection of gas-liquid mixture.Because gas-liquid mixture automatically can be isolated from drapery panel 2, make solid impurity in isolated gas-liquid mixture less, thus avoid oil gas vent pipeline 4 and block.Meanwhile, the solid product that drapery panel 2 stays can directly be collected, thus avoids the physical property destroying solid product.
Particularly, two relative heating radiation pipes 3 of drapery panel 2 are arranged symmetrically with, make the distance between heating radiation pipe 3 with two drapery panels 2 substantially equal, thus when two drapery panels 2 all lay material, heating radiation pipe 3 can to the material homogeneous heating on two drapery panels 2.Wherein, because two drapery panels 2 are spaced apart in the vertical direction, heating radiation pipe 3 is located between two drapery panels 2, thus effectively can increase the single treatment amount of pyrolysis oven 100, makes full use of the radiant heat that heating radiation pipe 3 discharges.In a concrete example of the present utility model, the thermo-efficiency of pyrolysis oven 100 can reach more than 90%, and heat utilization efficiency is higher than same category of device by more than 10%.Under equal pyrolysis effect, the cloth doses of the pyrolysis oven 100 of the utility model embodiment can improve more than 8%.
Because heating radiation pipe 3 heats drapery panel 2 with the form of radiation heating in body of heater 1, make the heat by conduction of material both Absorbable rod drapery panel 2, also can directly absorbing radiation heat, wherein, material above heating radiation pipe 3 is by through hole 21 directly absorbing radiation warm, thus make being heated of material respond well, and be heated evenly, and then avoid the phenomenon that on drapery panel 2, local temperature is too high.Thus, effectively can avoid second pyrolysis, the coking phenomenon of material, thus make that high, the oily productive rate of material pyrogenous origin gaseous product calorific value is high, oil quality good.
Owing to adopting drapery panel 2 cloth in pyrolysis oven 100, adopt heating radiation pipe 3 heated material, thus make pyrolysis oven 100 structure, complete processing simply, safe and reliable, long service life, each forms component removal, assembling easily, and maintenance and replacing are conveniently.
In concrete examples more of the present utility model, the workflow of pyrolysis oven 100 is as follows:
The first step: the material uniform spreading got ready is located on two drapery panels 2, and according to pyrolysis requirement, put into corresponding catalyzer at the lower surface of drapery panel 2.
Second step: pass into a certain amount of nitrogen to replace the air in body of heater 1 to burner hearth 12, and detect the resistance to air loss of body of heater 1.After air displacement, the air pressure in burner hearth 12 should control in the interval range of-200pa-1000pa.
3rd step: open heating radiation pipe 3 with the heating that heats up to material, make material can heat 30-240 minute under the temperature condition of 200-900 DEG C.In the pyrolytic process of material, the air pressure in burner hearth 12 controls all the time in the interval range of-200pa-1000pa.
Under the heating of heating radiation pipe 3, material is heated the decomposition that heats up gradually in burner hearth 12.Wherein, the gas-liquid mixture that material decomposes by exporting 13 inflow oil gas vent pipes 4, and is derived by oil gas vent pipe 4.
4th step: after pyrolysis completes, the solid product on drapery panel 2 is naturally cooling in burner hearth 12, or gas-holder 5 is filled with nitrogen to force cooling to solid product in burner hearth 12.
5th step, collects cooled solid product.
To sum up, pyrolysis oven 100 can obtain gas-liquid mixture by pyrolysis material, and wherein, the oil in gas-liquid mixture and non-condensable gas, after collection afterwards, scavenging process, can be used as fuel and industrial chemicals use, thus obtain certain economic benefit.
Wherein, pyrolysis oven 100 can the material wide material sources of pyrolysis, and material can be junked tire, domestic refuse, industrial refuse etc., also can be coal, biomass etc.
In specific embodiments more of the present utility model, pyrolysis oven 100 can pyrolysis junked tire, in the pyrolysis product of junked tire, oil productive rate can reach 45-48% (calculating with massfraction), solid product productive rate is 41-43%, and gas productive rate is 7-11%, and aquatic products rate is 3-4%.Wherein oily productivity ratio prior art improves 12-22%, and the low 18-20% of gas productivity ratio prior art, whole pyrolytic process can save energy 5-10%.Thus, improve the oily productive rate of junked tire according to the pyrolysis oven 100 of the utility model embodiment, and high oily productive rate can improve the economic benefit of product greatly.
Below with a concrete example of the present utility model, describe the working process of pyrolysis oven 100 pyrolysis junked tire in detail.
S1 walks: the pre-treatment of material
Specifically, the pre-treatment of material be exactly by junked tire through pre-treatment so that obtain can as the material of pyrolysis, wherein, pre-treatment can comprise following one or more:
A) material is broken: junked tire is carried out fragmentation according to the requirement of pyrolysis, and being crushed to particle diameter is 50mm.
B) drying materials: broken good material required to dry according to pyrolysis, bake out temperature is 120 DEG C.
S2 walks: load material
By above-mentioned material uniform distribution on drapery panel 2, bed thickness is 300mm.Wherein, can only in one of them in two drapery panels 2 of cloth according to specific requirement, also can simultaneously cloth on two drapery panels 2.Meanwhile, according to pyrolysis requirement, put into catalyzer at the lower surface of drapery panel 2.
S3 walks: displaced air and air-leakage test
Guaranteeing that all outlet ports 13 of body of heater 1 is closed, after purging valve opens, pass into a certain amount of nitrogen to burner hearth 12, nitrogen is provided by gas-holder 5.By whole body of heater 1 internal gas displacement 2-3 time, with the air of draining in body of heater 1.Shut purging valve afterwards, detect the resistance to air loss of body of heater 1, good to guarantee the resistance to air loss of whole system.
Whole pyrolytic process afterwards all carries out in enclosed space, and ensures that material pyrolysis carries out under the atmosphere of anaerobic by nitrogen protection.
S4 walks: material pyrolysis
Open heating radiation pipe 3, heating radiation pipe 3, to surrounding radiations heat energy, makes the drapery panel 2 of levels be rapidly heated.Heat, by drapery panel 2, conducts on material fast, accelerates the intensification of material.Due on drapery panel 2 with through hole 21, thus be conducive to material and absorb heat, and the release of the oil gas produced after being convenient to material pyrolysis, whole pyrolytic process is carried out fast.Thus, the thermo-efficiency of heating unit can reach more than 90%, and heat utilization efficiency can improve more than 10% than same category of device.
Along with the heat effect of the heating radiation pipe 3 in the middle of two drapery panels 2, material is gradually heated by the sonochemical activity in enclosed space.By heating after 120 minutes at the temperature of 500 DEG C, material generates gas-liquid mixture and solid product.In whole pyrolytic process, the air pressure in burner hearth 12 controls between-100pa-0pa, and the gas-liquid mixture produced is drawn burner hearth 12 fast through exporting 13 and collects.
5th step: the collection of pyrolysis product and aftertreatment
The solid product obtained from drapery panel 2 cools rear collection by naturally cooling or inflated with nitrogen in body of heater 1.
Pyrolysis oven 100 is by above-mentioned flow process pyrolysis junked tire, in the pyrolysis product of junked tire, oil productive rate can reach 46% (calculating with massfraction), the solid product productive rate obtained is 42%, gas productive rate is 8%, aquatic products rate is 4%, and wherein oily productivity ratio prior art can exceed 20%.
In other specific embodiments of the present utility model, pyrolysis oven 100 can pyrolysis rubbish, in the pyrolysis product of rubbish, oil productive rate can reach 8-14% (calculating with massfraction), solid product productive rate is 34-42%, and gas productive rate is 32-40%, and aquatic products rate is 8-24%.Wherein gas productivity ratio prior art can improve 20-35%, and the calorific value of gaseous product is at 3600-4200kcal/m
3.According to the pyrolysis oven 100 of the utility model embodiment, whole pyrolytic process can save energy 5-8%, and the gaseous product obtained can meet the heat needed for rubbish pyrolyzing, that is, when heating radiation pipe 3 is gas fired radiant tubes, the gaseous product produced after refuse pyrolysis, can be used as fuel to supply heating radiation pipe 3, and the total amount of gaseous product can meet the demand of heating radiation pipe 3 pairs of fuel quantities.
Below with a concrete example of the present utility model, the working process of pyrolysis oven 100 pyrolysis rubbish is described.
Wherein, the operating process in early stage of refuse pyrolysis is substantially identical with the operating process in early stage of above-mentioned junked tire, is not described in detail here.Rubbish is with the heating temperatures 140 minutes of 750 DEG C in body of heater 1, and rubbish generates gas-liquid mixture and solid product.In whole pyrolytic process, the air pressure in burner hearth 12 controls between 400pa-500pa.Whole pyrolytic process all carries out in enclosed space, and ensures that pyrolysis carries out under the atmosphere of anaerobic by nitrogen protection.
Pyrolysis oven 100 is by adopting above-mentioned condition pyrolysis rubbish, and in the pyrolysis product of rubbish, oily productive rate can reach 12% (calculating with massfraction), and solid product productive rate is 38%, and gas productive rate is 36%, and aquatic products rate is 14%.Wherein gas productivity ratio prior art improves 28%.
According to the pyrolysis oven 100 of the utility model embodiment, by being provided with about two drapery panels arranged 2, drapery panel 2 is provided with through hole 21, makes heating radiation pipe 3 be located between two drapery panels 2, thus material is heated evenly, and then avoid local temperature on drapery panel 2 too high.Thus, effectively can avoid the coking of material, thus make that high, the oily productive rate of the calorific value of the pyrogenous origin gaseous product of material is high, oil quality good.Meanwhile, the single treatment amount of pyrolysis oven 100, heat utilization efficiency all can be improved.Feeded by the drapery panel 2 being provided with through hole 21, thus pyrolysis oven 100 is feeded easily, and the processing requirements of material is low, applied widely, the gas-liquid mixture that material pyrolysis produces automatically can be isolated from drapery panel 2, avoids oil gas vent pipeline 4 to block.And pyrolysis oven 100 is safe and reliable, structure, complete processing are simple, and easily, it is convenient to keep in repair and change, long service life for each composition component removal, assembling.
In a concrete example of the present utility model, as shown in Figure 2 and Figure 4, drapery panel 2 is formed as the plate extended that wriggles, and that is, the vertical section of drapery panel 2 is formed as waveform.Here, the vertical section of drapery panel 2 refers to the cross section of drapery panel 2 in the vertical direction, and this vertical section is parallel to the bearing of trend of drapery panel 2.In other words, the shape of drapery panel 2 is the plate of fin.Thus add the heat transfer sheet area of drapery panel 2, improve the heat exchange efficiency between drapery panel 2 and material, make material quick heating, be heated evenly, thus reduce the generation of coking in material pyrolytic process further, make the structure of drapery panel 2 simple, handling ease simultaneously.
Particularly, as shown in Figure 2, the vertical section of drapery panel 2 is formed as spination, and that is, the vertical section of drapery panel 2 is connected by multiple leg-of-mutton monodentate to form.Here, the vertical section of drapery panel 2 can be regarded as and be made up of multiple crown trilateral monodentate upwards, and the trilateral monodentate that the vertical section of drapery panel 2 also can be regarded as by multiple crown is downward is formed.For convenience of describing, all the angle of the tip of monodentate is called tooth profile angle θ in the following description.Preferably, the tooth profile angle θ of drapery panel 2 is 30-60 °.
Preferably, as shown in Figure 3, the multiple through holes 21 on each drapery panel 2 are multiple lines and multiple rows and are uniformly distributed, and that is, drapery panel 2 is formed as being with meshed plate, and namely above-mentioned multiple through holes 21 in many row's multiple rows form the mesh on drapery panel 2.
Drapery panel 2 is provided with multiple through hole 21, can ensure, under the prerequisite that the aperture of through hole 21 is less, the gas-liquid mixture of material pyrolysis to be separated easily from drapery panel 2.And the material above heating radiation pipe 3 can obtain more radiant heat, the heat that heating radiation pipe 3 is given off can be absorbed by material as far as possible, thus improves the heat utilization efficiency of pyrolysis oven 100.Here, multiple through hole 21 is multiple lines and multiple rows and is uniformly distributed, and can be convenient to the processing of drapery panel 2.
In embodiments more of the present utility model, as shown in Figure 1, heating radiation pipe 3 and two drapery panels 2 all horizontally disposed, and heating radiation pipe 3 is equal with the distance of drapery panel 2, and thus, heating radiation pipe 3 can to the material homogeneous radiation heating on two drapery panels 2.
Wherein, the type of heating radiation pipe 3 is various, such as, heating radiation pipe 3 can be electrically heated radiator tube, thus, the heating efficiency of heating radiation pipe 3 can be made high, heating, cooling speed is fast, and the temperature of electrically heated radiator tube regulates fast and stablizes, thus is convenient to the automatic control of temperature.
Again such as, heating radiation pipe 3 can be gas fired radiant tubes, the fuel type of heating radiation pipe 3 does not do concrete restriction yet, and wherein, the fuel of heating radiation pipe 3 can be conventional fuel, as coal mine gas etc., the fuel of heating radiation pipe 3 can be also low-calorie fuel, and as gas maked coal inferior etc., the fuel of heating radiation pipe 3 can also be the non-condensable gas in the gas-liquid mixture of material pyrolysis generation, thus, the utilization ratio of the energy can be improved.
In embodiments more of the present utility model, as shown in Figure 1, body of heater 1 has multiple outlet 13, and multiple outlet 13 is located at least one in the roof of burner hearth 12 and sidewall respectively, that is, the quantity of outlet 13 is not specifically limited, and outlet 13 is located on body of heater 1 by any mode.
Specifically, quantity and the setting position of outlet 13 can be divided into three kinds of situations: the first situation is, outlet 13 be at least one, and one of them in the roof of burner hearth 12 and sidewall is provided with at least one and exports 13; The second situation is, outlet 13 is at least two, and the roof of burner hearth 12 and sidewall are respectively equipped with at least one outlet 13.Wherein, the quantity exporting 13 is determined by practical situations such as the product after material pyrolysis and inventories.
More specifically, when the sidewall of burner hearth 12 is provided with outlet 13, outlet 13 between heating radiation pipe 3 and at least one drapery panel 2, is provided with.In other words, can be provided with outlet 13 between heating radiation pipe 3 and arbitrary drapery panel 2, also can be equipped with outlet 13 between heating radiation pipe 3 and each drapery panel 2.
Certainly, for meeting the pyrolysis requirement of different material, separate unit stove is made to have multi-function action, the roof of burner hearth 12 and sidewall can be equipped with outlet 13, and body of heater 1 is also provided with control valve to control the switch of each outlet 13 respectively, thus according to the pyrolysis product of material, the flow locations of material product can be changed.Such as, when material is junked tire, material produce oil many (oil-contg namely in gas-liquid mixture is high), the outlet 13 on the sidewall of now burner hearth 12 is opened.And when material is rubbish, material aerogenesis many (oil-contg namely in gas-liquid mixture is low), the outlet 13 on the roof of now burner hearth 12 is opened.That is, 13 open quantity and position and should determine according to the oil yield of material and gas output is exported.
In the process of pyrolysis oven 100 pairs of materials such as tire pyrolysis, in order to produce oil is many, the outlet 13 be positioned on the sidewall of burner hearth 12 can be made to open and the outlet 13 be positioned on the roof of burner hearth 12 is closed, to improve oil yield rate.In order to aerogenesis is many, the outlet 13 be positioned on the roof of burner hearth 12 can be made to open and the outlet 13 be positioned on the sidewall of burner hearth 12 is closed, to improve factor of created gase.Thus by opening the outlet 13 of different positions, by the change of oil gas flow locations, different material pyrolysis requirement can be met, high oil yield can be realized, also can realize high gas output, add the using function of pyrolysis oven 100.
When the sidewall of burner hearth 12 is provided with multiple outlet 13 and is equipped with outlet 13 between each drapery panel 2 and heating radiation pipe 3, then when the drapery panel 2 be only positioned at below heating radiation pipe 3 is placed with material, in the process of material pyrolysis, in order to improve factor of created gase, only can open the outlet 13 be positioned at above heating radiation pipe 3, in order to improve oil yield rate, the outlet 13 be positioned at below heating radiation pipe 3 only can be opened.
In preferred embodiments more of the present utility model, the quantity of outlet 13 is 2-6.Such as in the example depicted in fig. 1, the quantity of outlet 13 is 3, and one of them outlet 13 is located on the roof of burner hearth 12, and another two outlets 13 are located on the sidewall of burner hearth 12, two of being located on sidewall export 13 between two drapery panels 2, and lay respectively at the both sides of heating radiation pipe 3.
In specific embodiments more of the present utility model, body of heater 1 comprises body 11 and fire door (scheming not shown), burner hearth 12 is limited in body 11, body 11 is provided with the fire door (scheming not shown) being communicated with burner hearth 12, and fire door is located on body 11 rotationally to open or close fire door.Wherein, fire door adopts axle rotating manner to be connected on body 11, is convenient to operative, thus makes the solid product after material and material pyrolysis be easy to take, and be convenient to the maintenance of drapery panel 2 and heating radiation pipe 3.
Further, pyrolysis oven 100 also comprises the first thermal insulation layer (scheming not shown), and the material of the first thermal insulation layer is high-temperature-resistant thermal-insulation material, and the first thermal insulation layer is located on the inwall of body 11 and the inwall of fire door, thus improves the heat retaining property of burner hearth 12.Further, pyrolysis oven 100 also comprises the second thermal insulation layer (scheming not shown), second thermal insulation layer is removably located on fire door or is removably located on fire door, thus, when pyrolysis oven 100 does not use, second thermal insulation layer can be pulled down from fire door or fire door, thus avoids the overweight fire door that causes of fire door to damage, and then extends the work-ing life of pyrolysis oven 100.That is, under the prerequisite ensureing burner hearth 12 heat retaining property, the thickness of the thermal insulation layer needed for fire door self and weight are reduced.
Advantageously, the second thermal insulation layer is insulating brick, and insulating brick is high-temperature-resistant thermal-insulation brick, thus makes the second thermal insulation layer flat smooth, attractive in appearance, and intensity is high, good rigidly, and insulated capacity is strong, installs laborsaving saving time.
In embodiments more of the present utility model, pyrolysis oven 100 also comprises temperature-detecting device 6 and controller (scheming not shown), temperature-detecting device 6 is connected to drapery panel 2 to detect the temperature of material, controller is connected with temperature-detecting device 6 and heating radiation pipe 3 respectively, to control the Heating temperature of heating radiation pipe 3 according to the detected result of temperature-detecting device 6.Thus realize the Automated condtrol of the temperature of pyrolysis oven 100.
Wherein, controller can be computer, and thus, the pyrolysis temperature of pyrolysis oven 100 can realize Long-distance Control, thus makes pyrolysis oven 100 operational safety, convenient, and operator are few, and can monitor whole process furnace temperature and temperature of charge variation tendency in real time.
Particularly, temperature-detecting device 6 is digital temperature sensor, and the mode that controller adopts PID to regulate controls the temperature of heating radiation pipe 3, thus makes the temperature control operation of pyrolysis oven 100 succinct, and control accuracy is high.
Alternatively, the detector unit of digital temperature sensor is thermopair, and thermopair to be located on body of heater 1 and to extend to drapery panel 2.Thus, digital temperature sensor is installed easily, replacing is convenient, measuring accuracy is high, useful range is large, long service life.In the example depicted in fig. 1, thermopair is two, and one end of one of them thermopair extends to the top of drapery panel 2, and and drapery panel 2 is parallel, interval is arranged, and wherein one end of another thermopair stretches on drapery panel 2, and contacts with drapery panel 2.
Further, pyrolysis oven 100 also comprises pressure unit (scheming not shown), and pressure unit is connected to detect the air pressure in burner hearth 12 with burner hearth 12.In a concrete example of the present utility model; controller is connected between pressure unit and gas-holder 5; the atmospheric pressure value of the burner hearth 12 that controller detects according to pressure unit; control gas-holder 5 and carry protection gas to burner hearth 12, in material pyrolytic process, keep required atmospheric pressure state to make burner hearth 12.
In the description of this specification sheets, specific features, structure, material or feature that the description of reference term " some embodiments ", " example ", " concrete example " or " some examples " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present utility model or example.In this manual, identical embodiment or example are not necessarily referred to the schematic representation of above-mentioned term.And the specific features of description, structure, material or feature can combine in an appropriate manner in any one or more embodiment or example.
Although illustrate and described embodiment of the present utility model, those having ordinary skill in the art will appreciate that: can carry out multiple change, amendment, replacement and modification to these embodiments when not departing from principle of the present utility model and aim, scope of the present utility model is by claim and equivalents.
Claims (10)
1. a pyrolysis oven, is characterized in that, comprising:
Body of heater, limits burner hearth in described body of heater, and described body of heater is provided with the outlet being communicated with described burner hearth;
Two drapery panels, each described drapery panel is provided with multiple through holes through in a thickness direction, and described two drapery panels are located in described burner hearth in the vertical direction at interval;
Heating radiation pipe, described heating radiation pipe is located between described two drapery panels to provide pyrolysis energy to the material be contained on drapery panel described at least one;
Oil gas vent pipe, described oil gas vent pipe is connected the gas-liquid mixture after deriving described material pyrolysis with described outlet.
2. pyrolysis oven according to claim 1, is characterized in that, described drapery panel is formed as the plate extended that wriggles.
3. pyrolysis oven according to claim 2, is characterized in that, the vertical section of described drapery panel is formed as spination, and the tooth profile angle of described drapery panel is preferably 30-60 °.
4. pyrolysis oven according to claim 1, is characterized in that, the relatively described heating radiation pipe of described two drapery panels is arranged symmetrically with.
5. pyrolysis oven according to claim 1, is characterized in that, described outlet is multiple, and described multiple outlet is located at least one in the roof of described burner hearth and sidewall respectively.
6. pyrolysis oven according to claim 1, is characterized in that, described heating radiation pipe and be provided with described outlet between drapery panel described at least one.
7. the pyrolysis oven according to claim 5 or 6, is characterized in that, the roof of described burner hearth and sidewall are equipped with described outlet.
8. pyrolysis oven according to claim 1, is characterized in that, described body of heater comprises:
Body, limits described burner hearth in described body, and described body is provided with the fire door being communicated with described burner hearth;
Fire door, described fire door is established on the body to open or close described fire door rotationally;
First thermal insulation layer, described first thermal insulation layer is located on the inwall of described body and the inwall of described fire door;
Second thermal insulation layer, described second thermal insulation layer is removably located on described fire door or is removably located on described fire door.
9. pyrolysis oven according to claim 1, is characterized in that, also comprises:
Temperature-detecting device, described temperature-detecting device is connected to described drapery panel to detect the temperature of described material;
Controller, described controller is connected with described temperature-detecting device and described heating radiation pipe respectively, to control the Heating temperature of described heating radiation pipe according to the detected result of described temperature-detecting device.
10. pyrolysis oven according to claim 9, is characterized in that, described temperature-detecting device is digital temperature sensor, and the detector unit of described digital temperature sensor is thermopair, and described thermopair to be located on described body of heater and to extend to described drapery panel.
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| CN201420459409.5U CN204039324U (en) | 2014-08-14 | 2014-08-14 | Pyrolysis oven |
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| CN201420459409.5U CN204039324U (en) | 2014-08-14 | 2014-08-14 | Pyrolysis oven |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105907409A (en) * | 2016-06-13 | 2016-08-31 | 北京神雾环境能源科技集团股份有限公司 | High-temperature dry distillation furnace capable of achieving precise material temperature control |
| CN111014229A (en) * | 2019-11-08 | 2020-04-17 | 江苏科技大学 | Pyrolysis recovery device utilizing waste heat of fuel cell and working method |
| CN111964070A (en) * | 2020-08-17 | 2020-11-20 | 北京航天新风机械设备有限责任公司 | Movable oil stain solid waste pyrolyzing furnace |
-
2014
- 2014-08-14 CN CN201420459409.5U patent/CN204039324U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105907409A (en) * | 2016-06-13 | 2016-08-31 | 北京神雾环境能源科技集团股份有限公司 | High-temperature dry distillation furnace capable of achieving precise material temperature control |
| CN111014229A (en) * | 2019-11-08 | 2020-04-17 | 江苏科技大学 | Pyrolysis recovery device utilizing waste heat of fuel cell and working method |
| CN111014229B (en) * | 2019-11-08 | 2021-04-06 | 江苏科技大学 | Pyrolysis recovery device utilizing waste heat of fuel cell and working method |
| CN111964070A (en) * | 2020-08-17 | 2020-11-20 | 北京航天新风机械设备有限责任公司 | Movable oil stain solid waste pyrolyzing furnace |
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Address after: 102200 Beijing city Changping District Machi Town cow Road No. 18 Patentee after: Shenwu Technology Group Co.,Ltd. Address before: 102200 Beijing city Changping District Machi Town cow Road No. 18 Patentee before: BEIJING SHENWU ENVIRONMENT AND ENERGY TECHNOLOGY Co.,Ltd. |
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