CN210458059U - Garbage decomposition treatment device capable of improving heat efficiency - Google Patents
Garbage decomposition treatment device capable of improving heat efficiency Download PDFInfo
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- CN210458059U CN210458059U CN201921527450.0U CN201921527450U CN210458059U CN 210458059 U CN210458059 U CN 210458059U CN 201921527450 U CN201921527450 U CN 201921527450U CN 210458059 U CN210458059 U CN 210458059U
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Abstract
The utility model discloses a garbage decomposition treatment device capable of improving heat efficiency, which comprises a treatment furnace for heating garbage, wherein the treatment furnace is a pyrolysis furnace or a gasification furnace, the treatment furnace comprises a furnace body, a heating device for heating the furnace body and a heat preservation cylinder, and the furnace body and the heating device are both arranged inside the heat preservation cylinder; the furnace body is rotatably arranged in the heat-insulating cylinder. The structural design of the treatment device can improve the heat utilization efficiency.
Description
Technical Field
The utility model relates to an energy-concerving and environment-protective equipment technical field especially relates to a garbage decomposition processing apparatus that can raise the thermal efficiency.
Background
Along with the rapid development of the urbanization process of the social economy of China and the rapid improvement of the living standard of people, the garbage generated in the urban production and living process is rapidly increased, the conditions that the household garbage occupies land and pollutes the environment are more and more obvious, the large amount of the household garbage is increased, the garbage treatment is more and more difficult, and the problems of environmental pollution and the like caused by the increase of the household garbage gradually draw wide attention of all the circles of society.
In the traditional garbage treatment process, landfill treatment or incineration treatment is generally selected finally for garbage without reuse value. The solid waste landfill treatment of the household garbage not only occupies the land, but also has great threat to underground water resources; although the waste incineration treatment can realize certain energy conversion and reduce the requirements of post treatment on space, when the waste is incinerated, a large amount of fly ash and nitrogen oxides are generated, and meanwhile, toxic substances such as dioxin, which have great influence on the environment, are generated, so that burden is brought to the flue gas purification treatment and the emission.
Aiming at the problems, the prior art has the garbage treatment equipment which is different from incineration and takes gasification and pyrolysis as means, and by adopting the equipment, organic matter components in the waste can be converted into different energy forms which can be conveniently utilized, such as combustible gas, tar and the like, so that the economy is better; meanwhile, the required air coefficient is low, so that the energy utilization rate is high, the emission of harmful gases such as dioxin is less, and the tail gas treatment investment is less.
Further optimizing the structural design of the existing garbage disposal equipment so that the existing garbage disposal equipment can be better applied to garbage disposal, which is a technical problem to be solved urgently by technical personnel in the field.
SUMMERY OF THE UTILITY MODEL
To the above-mentioned structural design who provides further optimizes current refuse handling installation to what make it can be better applies to refuse treatment, be the technical problem that technical staff in the field await the solution urgently, the utility model provides a can improve the rubbish decomposition processing device of thermal efficiency. The structural design of the treatment device can improve the heat utilization efficiency.
To the above problem, the utility model provides a garbage decomposition processing device that can raise the heat efficiency solves the problem through following technical essential: the garbage decomposition treatment device capable of improving the heat efficiency comprises a treatment furnace for heating garbage, wherein the treatment furnace is a pyrolysis furnace or a gasification furnace, the treatment furnace comprises a furnace body, a heating device for heating the furnace body, and a heat preservation cylinder, and the furnace body and the heating device are both arranged in the heat preservation cylinder;
the furnace body is rotatably arranged in the heat-insulating cylinder.
Heating the garbage is a necessary process for realizing the decomposition treatment of the garbage by pyrolysis or gasification. In this scheme, through the heating of rubbish is realized to the furnace body: after the heating device heats the furnace body, the furnace body transfers heat to the garbage so as to realize the scorching heat of the garbage and the catalytic oxidation of decomposition products to eliminate tar and the like. In view of the heating temperature required for heating and the heating cost, the heating device is preferably a flame heating device such as a burner head using a combustible gas as a fuel. Furthermore, the inlet end of a combustible gas supply pipeline of the combustion nozzle is connected with the tail end of the furnace body, so that required fuel gas is supplied by the combustion nozzle in the continuous working process of the treatment device.
In the scheme, the furnace body and the heating device are arranged in the heat-preserving cylinder, and the heat-preserving cylinder is utilized to provide a heat-insulating boundary for the environment where the furnace body and the heating device are located so as to reduce the heat loss of the treatment device during working; meanwhile, the furnace body is rotatably arranged in the heat-insulating cylinder, so that when the treatment device works, the furnace body rotates to drive the garbage to turn over in the furnace body, and in the turning process, the temperature gradient between the garbage and the inner wall of the furnace body is improved through the conversion of the heated surface of the garbage, which is directly contacted with the inner wall of the furnace body, so that the garbage can be uniformly heated, the garbage decomposition effect is facilitated, and meanwhile, the heat transfer from the furnace body to the garbage is enhanced, and the purpose of improving the heat utilization rate is achieved.
As the specific scheme that the furnace body can rotate, the furnace body can be set as follows: the rolling of the furnace body can be realized by a torque applying device, and specifically, the following driving mechanism is adopted as the torque applying device: the driving device comprises a plurality of supporting rollers for supporting the furnace body and a driving roller for driving the furnace body to rotate; backing roll and drive roller all include the roller, and the furnace body is supported on the roller of backing roll, all is provided with many racks on the outside of furnace body and on the outside of drive roller, and the rack of furnace body is arranged along the circumference direction interval of furnace body, and the rack on the drive roller is arranged along the circumference direction interval of this roller, rack on the furnace body and the rack tooth on the drive roller mesh. In this scheme, the backing roll is used for providing the support to the outer wall of furnace body, the drive roller is used for providing the torque for the furnace body rotates. When the furnace body is specifically used, preferably, the cylinder surface of the roller on the supporting roller is a smooth surface, and the annular area on the furnace body, which is used for being matched with the supporting roller, is a smooth surface; in the axis direction of the furnace body, the two sides of the driving roller are provided with supporting roller sets, each roller set comprises two supporting rollers, and in each roller set, the two supporting rollers are positioned on different sides of the axis of the furnace body. By adopting the scheme, the supporting roller and the driving roller respectively play different roles in the furnace body, so that the purposes of optimizing the stress of the furnace body and the driving device and ensuring the reliability and stability of the treatment furnace in the working process can be achieved.
For utilizing heating device to heat the furnace body, preferably set up that heating device includes a plurality of heating element, specifically, like: the heating components are at least three groups, and the furnace body part at the feed end of the furnace body, the furnace body part at the three-dimensional discharge end, and the furnace body part between the furnace body part at the feed end and the furnace body part at the discharge end are respectively heated by different heating components. In this scheme, through injecing for heating element has three groups at least, and in the axis direction of furnace body promptly, each heating element is used for carrying out segmentation concurrent heating to the furnace body, is convenient for like this realize: after the garbage enters the furnace body from the feeding end, on the furnace body part of the feeding end, the corresponding heating assembly can be used for dehumidifying the garbage by heating the furnace body part of the feeding end to 400 ℃ for example so as to obtain dry garbage, and controlling the water content in the dry garbage by controlling the heating temperature; then, the garbage can enter the furnace body part between the furnace body part at the feeding end and the furnace body part at the discharging end under the self-weight or the action of the material transfer mechanism, and the heating component corresponding to the furnace body part can heat the furnace body part to 800 ℃ for example, so that the scorching of the dry garbage is realized, and the pyrolysis and gasification of the garbage are realized; then, the garbage can enter the furnace body part at the discharge end under the self-weight or the action of the material transfer mechanism, the heating component corresponding to the furnace body part can heat the furnace body part to 1000 ℃ for example, so that the catalytic reduction of tar generated by the garbage in time sharing at the front end part of the furnace body is realized, and the purposes of reducing the content of harmful components in the product of the treatment furnace or the treatment capacity and the treatment difficulty of the harmful components at the rear end are achieved. In conclusion, in the structural design of the scheme, the temperature environment of the garbage in each section of the furnace body is conveniently controlled by heating in sections, and the purpose of improving the controllability of the process parameters is achieved: the segmented temperature control along the axial direction of the furnace body is realized, so that the corresponding temperature matching aiming at different process purposes is realized; meanwhile, as the furnace body part at the feeding end is subjected to dewatering heating, the temperature range value of the garbage in the section is more stable in the furnace body part between the furnace body part at the feeding end and the furnace body part at the discharging end.
To the transmission of solid-state rubbish on the furnace body axis, the accessible utilizes the dead weight of rubbish to realize with the furnace body slope installation, also can realize through material transport mechanism, and is concrete, if: the material transfer mechanism is used for transferring materials in the furnace body: and the liquid is transferred from the feeding end to the discharging end. As the concrete implementation mode of material transport mechanism, set up to: the material transfer mechanism is a plurality of guide plates arranged on the inner wall of the furnace body, the guide plates rotate through the furnace body, and materials are pushed to be transmitted from the feeding end to the discharging end. This scheme of adoption utilizes the furnace body to drive the guide plate and rotates, rotates the in-process at the guide plate, and polylith guide plate collaborative work, the guide plate provides the thrust towards the discharge end in coordination to the material altogether, in order to realize the transmission. This scheme of adoption, the corresponding purpose can be realized for the push pedal of welding on the furnace body inner wall to the guide plate, and the material transport mechanism of this kind of form does not need extra power part and drive part, so it not only has the characteristics that simple structure, easily processing obtained, has the characteristics of dependable performance simultaneously. The guide plate is in operation, through guide plate and rubbish contact, can increase the heated area of rubbish, so this material transfer mechanism still has the purpose that can improve this treatment furnace work efficiency.
The further technical scheme is as follows:
because this processing apparatus in work, the different stages out of work, in the course of the work, the inside temperature of a heat preservation section of thick bamboo all can change, for avoiding leading to a heat preservation section of thick bamboo unstability or breaking because of interior pressure because of the inside atmospheric pressure fluctuation of a heat preservation section of thick bamboo, set up to: the wall of the heat-insulating cylinder is also provided with a pressure equalizing hole, and the pressure equalizing hole is used for communicating the inner space of the heat-insulating cylinder with the outside.
A feeding pipe is arranged at the garbage inlet end of the furnace body, a first valve plate and a second valve plate are mounted on the feeding pipe, and the first valve plate and the second valve plate are used for controlling the conduction state of the feeding pipe;
the first valve plate and the second valve plate are arranged at different positions in the extending direction of the feeding pipe;
the valve further comprises a linkage device, and the linkage device is used for linking the first valve plate and the second valve plate, so that when any one of the first valve plate and the second valve plate is in a state of cutting off the feed pipe in the movement process, the other one is in a state of conducting the feed pipe. Aiming at the garbage treatment by using a pyrolysis furnace or a gasification furnace, oxygen has important influence on the generation of dioxin: for example, when oxygen is abundant in the furnace, a large amount of active chlorine is easily generated by a deacon reaction, and C-Cl is formed by chlorinating hydrocarbons, and dioxin is further synthesized. So among the prior art, be different from traditional incinerator, for avoiding generating too much dioxin and increaseing the tail gas treatment degree of difficulty in later stage, pyrolysis oven or gasifier generally break off and external atmospheric switch on at the during operation, and this feeding that just makes pyrolysis oven or gasifier is interrupted: and closing the feed inlet after single feeding to perform garbage decomposition treatment, and performing next feeding after the treatment is finished.
In the scheme, the feeding pipe is provided with the first valve plate and the second valve plate, and the first valve plate and the second valve plate are used for controlling the conduction state of the feeding pipe, namely the first valve plate and the second valve plate can both control the conduction state of the feeding pipe; meanwhile, the first valve plate and the second valve plate are arranged in different positions in the extending direction of the feeding pipe, so that the feeding pipe section between the first valve plate and the second valve plate has the accommodating capacity for garbage addition; meanwhile, the device also comprises a linkage device which is used for linking the first valve plate and the second valve plate, so that if the second valve plate is closer to the feeding hole of the feeding pipe than the first valve plate, if the second valve plate is in a state of cutting off the feeding pipe, the first valve plate is in a state of conducting the feeding pipe due to the linkage device, in this case, the to-be-treated garbage can be supplemented into the feeding pipe, and the garbage is located in the feeding pipe section between the first valve plate and the second valve plate. After rubbish supplyes, drive first valve plate and second valve plate, owing to exist aggregate unit, when the second valve plate was in the state that switches on the inlet pipe, the second valve plate released rubbish for rubbish can enter into the furnace body, and first valve plate moved to the state of cutting the inlet pipe this moment, and whole in-process adopts above first valve plate, second valve plate and aggregate unit, can effectively avoid or reduce the air and get into the furnace body.
In conclusion, the treatment furnace provided by the scheme can realize continuous feeding in the working process while considering the generation amount of dioxin. Compared with the existing treatment furnace, the treatment efficiency of the garbage can be effectively improved.
As a person skilled in the art, the feeding pipe can rotate synchronously with the furnace body, and the feeding port can be positioned at a stable position in space when the device works in a mode of rotatably connecting the outlet end of the feeding pipe with the inlet end of the furnace body, so that garbage to be treated can be conveniently added into the furnace body at any time in the rotating process of the furnace body. Aiming at the rotatable connection, the outlet end of the feeding pipe is connected with the inlet end of the furnace body by adopting the rotary butt joint, and the end surfaces of the feeding pipe and the furnace body which are used for forming the butt joint relation are just right.
Because rubbish composition or composition are the change, in order to avoid first valve plate and second valve plate as far as possible to the influence of rubbish to passing the inlet pipe, set up as: the first valve plate and the second valve plate are both in a ball valve plate shape. This scheme of adoption utilizes first valve plate and second valve plate when being in the state that switches on the inlet pipe, and first valve plate, second valve plate are used for rubbish to pass respective passageway separately and are a pore, avoid first valve plate, second valve plate to produce the hook to rubbish and influence rubbish and pass the inlet pipe. Adopt this scheme simultaneously, when first valve plate and second valve plate were in the state of cutting the inlet pipe, the form of first valve plate and second valve plate can effectively guarantee the performance of cutting the inlet pipe separately.
As a concrete implementation form of the linkage device, the following steps are set: the linkage device is a gear set arranged between the first valve plate and the second valve plate;
the gear set comprises two driven gears and a driving gear;
all be connected with the valve plate axle on first valve plate and the second valve plate, the epaxial equal coaxial arrangement of each valve plate has a driven gear, drive gear and the equal tooth meshing of two driven gears. This scheme of adoption, through control drive gear just, the reversal, can make first valve plate and second valve plate have fixed relative rotation direction between the two.
As a concrete implementation form of the linkage device, the following steps are set: the first valve plate and the second valve plate are both connected with valve plate shafts, and each valve plate shaft is connected with an actuating mechanism;
the actuating mechanism is used for driving the valve plate shaft connected to the actuating mechanism to rotate around the axis of the valve plate shaft;
the linkage device comprises a control module, and the linkage device realizes the linkage by controlling the actions of the actuating mechanisms respectively connected with the first valve plate and the second valve plate.
For conveniently realizing the automation of garbage feeding, the device is set as follows: the actuating mechanism is an electric actuating mechanism or a pneumatic actuating mechanism.
For conveniently adding pending rubbish to the inlet pipe, set up to: still include as the feed inlet of inlet pipe entrance point, the feed inlet is the horn mouth form that free end tip position diameter is the biggest.
For make rubbish can be through the installation pipeline section of first valve plate and second valve plate under self gravity to reach the purpose of simplifying inlet pipe structural design, the design is: the inlet pipe includes the straight tube section of vertical installation when using, first valve plate and second valve plate are all installed on the straight tube section.
The utility model discloses following beneficial effect has:
in the scheme, the furnace body and the heating device are arranged in the heat-preserving cylinder, and the heat-preserving cylinder is utilized to provide a heat-insulating boundary for the environment where the furnace body and the heating device are located so as to reduce the heat loss of the treatment device during working; meanwhile, the furnace body is rotatably arranged in the heat-insulating cylinder, so that when the treatment device works, the furnace body rotates to drive the garbage to turn over in the furnace body, and in the turning process, the temperature gradient between the garbage and the inner wall of the furnace body is improved through the conversion of the heated surface of the garbage, which is directly contacted with the inner wall of the furnace body, so that the garbage can be uniformly heated, the garbage decomposition effect is facilitated, and meanwhile, the heat transfer from the furnace body to the garbage is enhanced, and the purpose of improving the heat utilization rate is achieved.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the waste decomposition and treatment device with improved thermal efficiency according to the present invention, which is partially perspective and partially sectional to reflect the relative installation positions of the first valve plate and the second valve plate on the feeding pipe, and reflect the structure and connection relationship of the internal components of the heat-insulating cylinder.
The reference numbers in the figures are respectively: 1. first valve plate, 2, aggregate unit, 3, second valve plate, 4, feed inlet, 5, inlet pipe, 6, furnace body, 61, heating element, 7, backing roll, 8, drive roller, 9, gaseous discharging pipe, 10, solid discharge gate, 11, dust collector, 12, a heat preservation section of thick bamboo, 13, pressure-equalizing hole.
Detailed Description
The present invention will be described in further detail with reference to the following examples, but the present invention is not limited to the following examples:
example 1:
as shown in fig. 1, the garbage decomposition processing apparatus capable of improving thermal efficiency includes a processing furnace for heating garbage, the processing furnace is a pyrolysis furnace or a gasification furnace, the processing furnace includes a furnace body 6, a heating device for heating the furnace body 6, and a heat-insulating cylinder 12, and the furnace body 6 and the heating device are both installed inside the heat-insulating cylinder 12;
the furnace body 6 is rotatably arranged in the heat-insulating cylinder 12.
Heating the garbage is a necessary process for realizing the decomposition treatment of the garbage by pyrolysis or gasification. In this scheme, through furnace body 6 realizes the heating of rubbish: after the heating device heats the furnace body 6, the furnace body 6 transfers heat to the garbage so as to realize the scorching heat of the garbage and the catalytic oxidation of decomposition products to eliminate tar and the like. In view of the heating temperature required for heating and the heating cost, the heating device is preferably a flame heating device such as a burner head using a combustible gas as a fuel. Furthermore, the inlet end of a combustible gas supply pipeline of the combustion nozzle is connected with the tail end of the furnace body 6, so that required fuel gas is supplied by the combustion nozzle in the continuous working process of the treatment device.
In the scheme, the furnace body 6 and the heating device are arranged in the heat-preserving cylinder 12, and the heat-preserving cylinder 12 is used for providing a heat-insulating boundary for the environment where the furnace body 6 and the heating device are located so as to reduce the heat loss of the treatment device during working; meanwhile, the furnace body 6 is rotatably arranged in the heat-insulating cylinder 12, so that when the treatment device works, the furnace body 6 rotates to drive the garbage to turn over in the furnace body 6, and in the turning process, the temperature gradient between the garbage and the inner wall of the furnace body 6 is improved through the conversion of the heated surface of the garbage, which is directly contacted with the inner wall of the furnace body 6, so that the garbage can be uniformly heated, the garbage decomposition effect is facilitated, and meanwhile, the heat transfer from the furnace body 6 to the garbage can be enhanced, and the purpose of improving the heat utilization rate is achieved.
As a specific scheme that the furnace body 6 can rotate, the following arrangement can be adopted: the rolling of the furnace body 6 can be realized by a torque applying device, specifically, the following driving mechanism is adopted as the torque applying device: the driving device comprises a plurality of supporting rollers 7 for supporting the furnace body 6 and a driving roller 8 for driving the furnace body 6 to rotate; backing roll 7 and drive roller 8 all include the roller, and furnace body 6 is supported on the roller of backing roll 7, all is provided with many racks on the outside of furnace body 6 and on the outside of drive roller 8 roller, and the rack of furnace body 6 is arranged along the circumferential direction interval of furnace body 6, and the rack on the drive roller 8 roller is arranged along the circumferential direction interval of this roller, and the rack on the furnace body 6 meshes with the rack tooth on the drive roller 8. In the scheme, the supporting roller 7 is used for supporting the outer wall of the furnace body 6, and the driving roller 8 is used for providing torque for the rotation of the furnace body 6. When the furnace body is specifically used, preferably, the cylinder surface of the roller on the supporting roller 7 is a smooth surface, and the annular area on the furnace body 6 for matching with the supporting roller 7 is a smooth surface; in the axial direction of the furnace body 6, the two sides of the driving roller 8 are provided with roller sets of the supporting rollers 7, each roller set comprises two supporting rollers 7, and in each roller set, the two supporting rollers 7 are positioned on different sides of the axial line of the furnace body 6. By adopting the scheme, the supporting roller 7 and the driving roller 8 respectively play different roles in the furnace body 6, so that the purposes of optimizing the stress of the furnace body 6 and the driving device and ensuring the reliability and stability of the treatment furnace in the working process can be achieved.
For heating the furnace body 6 by using the heating device, it is preferable that the heating device includes a plurality of heating assemblies 61, specifically, such as: the heating assemblies 61 are at least three groups, and the furnace body 6 part at the feeding end of the furnace body 6, the furnace body 6 part at the three-dimensional discharging end, and the furnace body 6 part between the furnace body 6 part at the feeding end and the furnace body 6 part at the discharging end are respectively heated by different heating assemblies 61. In this embodiment, at least three groups of heating assemblies 61 are defined, that is, in the axial direction of the furnace body 6, each heating assembly 61 is used for heating the furnace body 6 in a segmented and simultaneous manner, which is convenient to implement: after the garbage enters the furnace body 6 from the feeding end, on the part of the furnace body 6 at the feeding end, the corresponding heating assembly 61 can be used for dehumidifying the garbage by heating the part of the furnace body 6 at the feeding end to 400 ℃ for example, so as to obtain dry garbage, and controlling the water content in the dry garbage by controlling the heating temperature; then, the garbage can enter the furnace body 6 part between the feeding end furnace body 6 part and the discharging end furnace body 6 part under the self-weight or the action of the material transfer mechanism, and the heating component 61 corresponding to the furnace body 6 part can heat the furnace body 6 part to 800 ℃ for example, so that the scorching heat of the dry garbage can be realized, and the pyrolysis and gasification of the garbage can be realized; then, the garbage can enter the furnace body 6 part at the discharge end under the self-weight or the action of the material transfer mechanism, the heating component 61 corresponding to the furnace body 6 part can heat the furnace body 6 part to 1000 ℃ for example, so that the catalytic reduction of tar generated by the garbage in time sharing at the front end part of the furnace body 6 is realized, and the purposes of reducing the content of harmful components in the product of the treatment furnace or the treatment capacity and the treatment difficulty of the harmful components at the rear end are achieved. In conclusion, in the structural design of this scheme, through the segmentation heating, be convenient for control the temperature environment of rubbish in 6 each sections of furnace body, reach the purpose that improves the technological parameter controllability: the segmented temperature control along the axial direction of the furnace body 6 is realized, so that the corresponding temperature matching aiming at different process purposes is realized; meanwhile, as the furnace body 6 part at the feeding end is subjected to dewatering and heating, the temperature range value of the garbage in the section is more stable in the furnace body 6 part between the furnace body 6 part at the feeding end and the furnace body 6 part at the discharging end.
To the transmission of solid-state rubbish on the 6 axes of furnace body, the accessible is installed 6 slopes of furnace body, utilizes the dead weight of rubbish to realize, also can realize through material transport mechanism, and is specific, if: the material transfer mechanism is used for transferring materials in the furnace body 6: and the liquid is transferred from the feeding end to the discharging end. As the concrete implementation mode of material transport mechanism, set up to: the material transfer mechanism is for installing the polylith guide plate on 6 inner walls of furnace body, the guide plate passes through furnace body 6 and rotates, promotes the material by the feed end to the discharge end transmission. This scheme of adoption utilizes 6 drive guide plates of furnace body to rotate, and at the guide plate rotation in-process, polylith guide plate collaborative work, the guide plate provides the thrust towards the discharge end in coordination to the material altogether, in order to realize the transmission. This scheme of adoption, the corresponding purpose can be realized for the push pedal of welding on 6 inner walls of furnace body to the guide plate, and the material transport mechanism of this kind of form does not need extra power part and drive part, so it not only has the characteristics that simple structure, easily processing obtained, has the characteristics of dependable performance simultaneously. The guide plate is in operation, through guide plate and rubbish contact, can increase the heated area of rubbish, so this material transfer mechanism still has the purpose that can improve this treatment furnace work efficiency.
To furnace body 6 rotatable installation in a heat preservation section of thick bamboo 12, for making furnace body 6 rotate and do not influence furnace body 6 material output position, in this embodiment, set up to: the discharge end and the rotatable coupling of furnace body 6 have discharging device, discharging device include the entrance point with the play feed cylinder of material discharge end butt joint, the bottom of going out the feed cylinder is provided with solid discharge gate 10, the top of going out the feed cylinder is connected with gaseous discharging pipe 9, still including establishing ties dust collector 11 on the gaseous discharging pipe 9. In this scheme, after the material that obtains after the processing got into out the feed cylinder by the material discharge end of furnace body 6, solid-state material was input by solid discharge mouth 10, and gaseous state material is exported by gas discharging pipe 9, sets up to including dust collector 11 can make the gas of this system output more clean to convenient if subsequent pressurization transportation, in order to regard as the combustible gas application.
For improving the heat utilization rate, the method comprises the following steps: a heat recovery device is also connected to the gas outlet pipe 9 downstream of the dust removal device 11 in the direction of flow of the fluid in the gas outlet pipe 9. In the existing heat recovery device types, such as a dividing wall type heat exchanger and a regenerative heat exchanger, the heat exchange effect is influenced by the heat resistance of the heat exchange surface of the heat exchanger. This scheme of adoption, because the medium that contacts with heat recovery device is the medium after removing dust, like this, can avoid enrichment particulate matter on heat recovery device heat-transfer surface and influence heat recovery device's heat recovery effect.
For the solid matter discharged from the solid discharge port 10, a heat recovery device may also be used to recover part of the heat, for example, after the solid matter is discharged from the fixed discharge port, convection air is used to absorb the heat of the solid matter, and then the heated convection air is used for preheating or water evaporation before garbage disposal.
Example 2:
this embodiment is further limited on the basis of embodiment 1, because this processing apparatus in the work, not work, in the different stages of working process, the inside temperature of heat preservation section of thick bamboo 12 all can change, for avoiding leading to heat preservation section of thick bamboo 12 unstability or because of the internal pressure rupture because of the inside atmospheric pressure fluctuation of heat preservation section of thick bamboo 12, set up as: the wall of the heat-insulating cylinder 12 is also provided with a pressure equalizing hole 13, and the pressure equalizing hole 13 is used for communicating the inner space of the heat-insulating cylinder 12 with the outside.
Example 3:
the present embodiment is further limited based on embodiment 1, as shown in fig. 1, a feeding pipe 5 is disposed on a waste inlet end of the furnace body 6, a first valve plate 1 and a second valve plate 3 are mounted on the feeding pipe 5, and both the first valve plate 1 and the second valve plate 3 are used for controlling a conducting state of the feeding pipe 5;
the first valve plate 1 and the second valve plate 3 are mounted at different positions in the extending direction of the feed pipe 5;
the valve device further comprises a linkage device 2, wherein the linkage device 2 is used for linking the first valve plate 1 and the second valve plate 3, so that the first valve plate 1 and the second valve plate 3 are in a state of leading through the feeding pipe 5 when any one of the first valve plate 1 and the second valve plate 3 is in a state of cutting off the feeding pipe 5 in the moving process. Aiming at the garbage treatment by using a pyrolysis furnace or a gasification furnace, oxygen has important influence on the generation of dioxin: for example, when the furnace body 6 contains a sufficient amount of oxygen, a large amount of active chlorine is easily generated by the deacon reaction, and C-Cl is formed by chlorinating hydrocarbons, and dioxin is further synthesized. So among the prior art, be different from traditional incinerator, for avoiding generating too much dioxin and increaseing the tail gas treatment degree of difficulty in later stage, pyrolysis oven or gasifier generally break off and external atmospheric switch on at the during operation, and this feeding that just makes pyrolysis oven or gasifier is interrupted: and closing the feed inlet after single feeding to perform garbage decomposition treatment, and performing next feeding after the treatment is finished.
In the scheme, the feeding pipe 5 is provided with the first valve plate 1 and the second valve plate 3, and the first valve plate 1 and the second valve plate 3 are both used for controlling the conduction state of the feeding pipe 5, namely both the first valve plate 1 and the second valve plate 3 can control the conduction state of the feeding pipe 5; meanwhile, the first valve plate 1 and the second valve plate 3 are arranged at different positions in the extending direction of the feeding pipe 5, so that the pipe section of the feeding pipe 5 between the first valve plate 1 and the second valve plate 3 has the accommodating capacity for garbage addition; meanwhile, the linkage device 2 is arranged to be further included, and the linkage device 2 is used for linking the first valve plate 1 and the second valve plate 3, so that when the second valve plate 3 is closer to the feeding port 4 of the feeding pipe 5 than the first valve plate 1, and when the second valve plate 3 is in a state of cutting off the feeding pipe 5, due to the existence of the linkage device 2, the first valve plate 1 is in a state of conducting the feeding pipe 5, in this case, the garbage to be treated can be supplemented into the feeding pipe 5, and the garbage is located in the pipe section of the feeding pipe 5 between the first valve plate 1 and the second valve plate 3. After completing rubbish and supplementing, drive first valve plate 1 and second valve plate 3, owing to exist aggregate unit 2, when second valve plate 3 was in the state that switches on inlet pipe 5, second valve plate 3 release rubbish for rubbish can enter into furnace body 6, and first valve plate 1 moved the state of cutting inlet pipe 5 this moment, and in the whole process, first valve plate 1, second valve plate 3 and aggregate unit 2 above adopting can effectively avoid or reduce the air and get into furnace body 6.
In conclusion, the treatment furnace provided by the scheme can realize continuous feeding in the working process while considering the generation amount of dioxin. Compared with the existing treatment furnace, the treatment efficiency of the garbage can be effectively improved.
As a person skilled in the art, the feeding pipe 5 can rotate synchronously with the furnace body 6, and the feeding port 4 can be positioned at a stable position in space when the device works in a mode that the outlet end of the feeding pipe 5 is rotatably connected with the inlet end of the furnace body 6, so that garbage to be treated can be conveniently added into the furnace body 6 at any time in the rotating process of the furnace body 6. Aiming at the rotatable connection, the outlet end of the feeding pipe 5 is connected with the inlet end of the furnace body 6 by adopting the rotary butt joint, and the end surfaces of the feeding pipe and the furnace body are just opposite to each other for forming the butt joint relation.
As the composition or composition of the waste is varied, in order to avoid as much as possible the influence of the first valve plate 1 and the second valve plate 3 on the passage of the waste through the feed pipe 5, it is provided that: the first valve plate 1 and the second valve plate 3 are both in a ball valve plate shape. This scheme of adoption utilizes first valve plate 1 and second valve plate 3 when being in the state that switches on inlet pipe 5, and first valve plate 1, second valve plate 3 are used for rubbish to pass respective passageway separately and are a pore, avoid first valve plate 1, second valve plate 3 to produce the hook to rubbish and influence rubbish and pass inlet pipe 5. Adopt this scheme simultaneously, when first valve plate 1 and second valve plate 3 were in the state of cutting off inlet pipe 5, the form of first valve plate 1 and second valve plate 3 can effectively guarantee respectively to cut off the performance of inlet pipe 5.
As a specific implementation form of the linkage 2, the following are provided: the linkage device 2 is a gear set arranged between the first valve plate 1 and the second valve plate 3;
the gear set comprises two driven gears and a driving gear;
all be connected with the valve plate axle on first valve plate 1 and the second valve plate 3, the epaxial equal coaxial arrangement of each valve plate has a driven gear, drive gear and the equal tooth meshing of two driven gears. This scheme of adoption, through control drive gear's positive, reversal, can make and have fixed relative rotation direction between first valve plate 1 and the second valve plate 3.
As a specific implementation form of the linkage 2, the following are provided: the first valve plate 1 and the second valve plate 3 are both connected with valve plate shafts, and each valve plate shaft is connected with an actuating mechanism;
the actuating mechanism is used for driving the valve plate shaft connected to the actuating mechanism to rotate around the axis of the valve plate shaft;
the linkage device 2 comprises a control module, and the linkage device 2 realizes linkage by controlling the actions of actuating mechanisms respectively connected with the first valve plate 1 and the second valve plate 3.
For conveniently realizing the automation of garbage feeding, the device is set as follows: the actuating mechanism is an electric actuating mechanism or a pneumatic actuating mechanism.
For the convenience adds pending rubbish to inlet pipe 5, sets up to: still include as feed inlet 4 of 5 entrance points of inlet pipe, feed inlet 4 is the bellmouth form that free end tip position diameter is the biggest.
In order to make rubbish pass through the installation pipeline section of first valve plate 1 and second valve plate 3 under self gravity to reach the purpose of simplifying inlet pipe 5 structural design, the design is: the inlet pipe 5 comprises a straight pipe section which is vertically arranged in use, and the first valve plate 1 and the second valve plate 3 are both arranged on the straight pipe section.
The foregoing is a more detailed description of the present invention, taken in conjunction with the specific preferred embodiments thereof, and it is not intended that the invention be limited to the specific embodiments thereof. To the utility model belongs to the technical field of the ordinary skilled person say, do not deviate from the utility model discloses a other embodiments that reach under the technical scheme all should be contained the utility model discloses a within the scope of protection.
Claims (9)
1. The garbage decomposition treatment device capable of improving the heat efficiency comprises a treatment furnace for heating garbage, wherein the treatment furnace is a pyrolysis furnace or a gasification furnace, the treatment furnace comprises a furnace body (6) and a heating device for heating the furnace body (6), and is characterized by further comprising a heat-insulating cylinder (12), and the furnace body (6) and the heating device are both arranged inside the heat-insulating cylinder (12);
the furnace body (6) is rotatably arranged in the heat-insulating cylinder (12).
2. The garbage decomposition and treatment device with improved thermal efficiency according to claim 1, wherein the wall of the thermal insulation cylinder (12) is further provided with a pressure equalizing hole (13), and the pressure equalizing hole (13) is used for communicating the inner space of the thermal insulation cylinder (12) with the outside.
3. The waste decomposition and treatment device with improved thermal efficiency according to claim 1, wherein a feeding pipe (5) is arranged on the waste inlet end of the furnace body (6), a first valve plate (1) and a second valve plate (3) are arranged on the feeding pipe (5), and the first valve plate (1) and the second valve plate (3) are used for controlling the conducting state of the feeding pipe (5);
the first valve plate (1) and the second valve plate (3) are arranged at different positions in the extension direction of the feeding pipe (5);
the valve plate assembly is characterized by further comprising a linkage device (2), wherein the linkage device (2) is used for linking the first valve plate (1) and the second valve plate (3) so that the first valve plate (1) and the second valve plate (3) are in a state of cutting off the feeding pipe (5) and the other valve plate is in a state of conducting the feeding pipe (5) in the movement process.
4. A refuse decomposition treating device with improved thermal efficiency according to claim 3, characterized in that the first valve plate (1) and the second valve plate (3) are each in the shape of a ball valve plate.
5. A refuse decomposition treating device with improved thermal efficiency according to claim 3, characterized in that the linkage (2) is a gear train disposed between the first valve plate (1) and the second valve plate (3);
the gear set comprises two driven gears and a driving gear;
all be connected with the valve plate axle on first valve plate (1) and second valve plate (3), the epaxial equal coaxial arrangement of each valve plate has a driven gear, drive gear and the equal tooth meshing of two driven gears.
6. The waste decomposition and treatment device with improved thermal efficiency according to claim 3, wherein the first valve plate (1) and the second valve plate (3) are connected with valve plate shafts, and each valve plate shaft is connected with an actuating mechanism;
the actuating mechanism is used for driving the valve plate shaft connected to the actuating mechanism to rotate around the axis of the valve plate shaft;
the linkage device (2) comprises a control module, and the linkage device (2) is used for realizing the linkage by controlling the actions of actuating mechanisms respectively connected with the first valve plate (1) and the second valve plate (3).
7. The apparatus of claim 6, wherein the actuator is an electric actuator or a pneumatic actuator.
8. The apparatus for decomposing and disposing waste with improved thermal efficiency according to any one of claims 3 to 7, further comprising a feed inlet (4) as an inlet end of the feed pipe (5), wherein the feed inlet (4) is formed in a bell mouth shape having a maximum diameter at a free end position.
9. A waste decomposition treatment device with improved thermal efficiency according to any of claims 3 to 7, characterized in that the feeding pipe (5) comprises a straight pipe section mounted vertically in use, on which the first valve plate (1) and the second valve plate (3) are mounted.
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| CN201921527450.0U CN210458059U (en) | 2019-09-12 | 2019-09-12 | Garbage decomposition treatment device capable of improving heat efficiency |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110467936A (en) * | 2019-09-12 | 2019-11-19 | 四川火尔赤清洁能源有限公司 | The garbage decomposition processing unit of the thermal efficiency can be improved |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110467936A (en) * | 2019-09-12 | 2019-11-19 | 四川火尔赤清洁能源有限公司 | The garbage decomposition processing unit of the thermal efficiency can be improved |
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