Garbage feeding deviceTechnical Field
The invention belongs to a mechanical device of a hot gas energy lifter, and particularly relates to a garbage feeding device applied to household garbage treatment.
Background
Some of the heat energy generated in the existing mechanical devices for garbage disposal is wasted or cannot be fully utilized, for example, the incinerator and the pyrolysis furnace devices can have part of hot gas discharged into the atmosphere. In addition, in the existing household garbage grabbing and lifting process, a crane and a crane are used, mechanical faults are easy to generate in the feeding process, the maintenance cost is high, and electric energy is consumed. In order to solve the problems, a garbage disposal device which is efficient and can be continuously produced is designed.
Disclosure of Invention
The invention aims to overcome the problems and provide a garbage feeding device which fully utilizes high-temperature air generated by an incinerator, utilizes the characteristic of buoyancy rise generated by a hot air balloon according to the principle that the density of the high-temperature air is smaller than that of the air, and designs a similar simple structural system, so that garbage with certain weight is lifted and put into a feeding hole of a pyrolysis furnace, mechanical faults in the garbage feeding lifting process can be effectively reduced, the production efficiency is improved, the maintenance cost is reduced, and the production continuity is ensured. The device fully utilizes high-temperature air generated by the incinerator, plays a good energy-saving role, and is particularly suitable for the garbage grabbing and feeding process of the garbage incinerator.
The device utilizes the principle that the density of hot air is smaller than that of cold air, the same volume of hot air is lighter than that of cold air to generate buoyancy, and the garbage with a certain weight is lifted to be put into the feed inlet of the garbage pyrolysis gasification furnace. The calculation formula is as follows: internal volume (internal temperature-atmospheric temperature) atmospheric density g = lift provided by the hot air balloon; setting the volume V of the air bag and the temperature Tin & Tout of the gas inside and outside the air bag, the F=ρgV (1-Tout/Tin) can be calculated, ρ can be calculated through the external temperature, and can also be directly measured, and T is the absolute temperature; the gravity of the garbage loading hopper is as follows: g1 =m1g, the overall weight of the airbag is: g2 =m2g, g is gravitational acceleration; the lifting weight is calculated according to the volume of the loading hopper, the air bag V with the corresponding dissolved volume is designed, the loading hopper is set to lift at a constant speed at a V speed, and the lifting height is the distance from the feed inlet to the bottom of the furnace body.
The technical scheme adopted by the invention is as follows:
the utility model provides a rubbish feed arrangement, it includes conveyer, loading and unloading fill, gasbag, pyrolysis oven device, characterized by: the loading and unloading is fought and is located the below of conveyer object drop point, and loading and unloading is fought and is linked to each other with the gasbag through the rope that moors, pyrolysis furnace device includes furnace body and second combustion chamber, the furnace body top is equipped with the feed inlet, the bottom is equipped with the ash hole, the middle part is equipped with the gas vent, the gas vent links to each other with the air inlet of second combustion chamber, and the gas vent of second combustion chamber is through the blast pipe gas supply for the gasbag, be equipped with gas control device on the blast pipe, gas control device includes governing valve, draught fan, speed reducer, motor and converter.
Preferably, a fixing frame is designed in the air bag, the bottom end of the fixing frame extends to the bottom of the air bag and is connected with a first pulley through a winding rope, the first pulley is arranged in the middle of the cross rod, second pulleys are further arranged at two ends of the cross rod, the tail ends of the mooring ropes are wound on the second pulleys, and the diameter of the first pulleys is smaller than that of the second pulleys.
Preferably, the ratio of the diameter of the first pulley to the diameter of the second pulley is 1:2, the effect is that the bucket rises twice as far as the airbag in the same time.
Preferably, the air supply pipeline consists of a steel pipeline and a telescopic high-temperature-resistant plastic pipeline, and the tail end of the telescopic high-temperature-resistant plastic pipeline is fixed on a fixing frame in the air bag.
Preferably, the bottom end of the mooring rope is provided with a self-locking buckle, and the self-locking buckle can be locked after hooking the hanging chain to prevent the loading and unloading bucket from falling down.
Preferably, the outer side of the loading bucket is provided with teeth and a lower pull rope, the pyrolysis furnace at the outer side of the feed inlet is also provided with teeth, and the teeth at two positions are in a crossed design, so that the interaction is achieved during contact.
Preferably, a supporting iron column fixed at the top of the secondary combustion chamber is arranged at the joint of the steel pipeline and the telescopic high-temperature-resistant pipeline, and the supporting iron column is used for stabilizing the pipeline above the pyrolysis furnace.
The invention has the advantages that:
1. the device fully utilizes the high-temperature gas discharged by the hearth and other characteristics, and is energy-saving and environment-friendly.
2. The air bag system is combined with the air control device, the efficiency is improved through the waste heat effect, the mechanical faults in the garbage feeding and lifting process are effectively reduced, and the maintenance cost is also reduced.
3. All links of the whole device design are buckled, the device runs smoothly, the operation is simple, and the power consumption is low.
4. The air bag adopts physical design, and plays a role in saving electricity and materials.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
the reference numerals of fig. 1 are: the device comprises a 1-airbag, a 2-second pulley, a 3-first pulley, a 4-self-locking buckle, a 5-pulley, a 6-conveyor belt, a 7-loading and unloading bucket, an 8-hanging chain, a 9-fixing frame, a 10-telescopic high-temperature-resistant plastic pipeline, 11-furnace teeth, 12-supporting iron columns, 13-evaporative coolers, 14-air outlets, 15-regulating valves, 16-switching valves, 17-induced draft fans, 18-motors, 19-speed reducers, 20-frequency converters, 21-secondary combustion chambers, 22-air inlets, 23-dust removing devices, 24-ash outlets, 25-air outlets, 26-partition boards, 27-loading and unloading bucket teeth, 28-furnace teeth, 29-feeding ports and 30-lower pull ropes.
Detailed Description
For a better understanding of the technical solutions of the present application, the following describes embodiments of the present application in detail with reference to schematic structural diagrams.
It should be understood that the described embodiments are merely some, but not all, of the embodiments of the present application. All other embodiments, based on the embodiments herein, which are within the scope of the protection of the present application, will be within the purview of one of ordinary skill in the art without the exercise of inventive faculty.
The terminology used in the embodiments of the application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used in the examples and the appended claims, the singular forms "a," "an," "the," and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise.
The embodiment provides a garbage feeding device, which comprises the following steps:
the garbage feeding device comprises a conveying device, a loading hopper 7, an air bag 1 and a pyrolysis furnace device, and is characterized in that: the loading and unloading is fought 7 and is located the below of conveyer object drop point, and loading and unloading is fought 7 and is linked together with gasbag 1 through the rope that moors, pyrolysis furnace device includes furnace body 28 and second combustion chamber 21, the furnace body 28 top is equipped with feed inlet 29, bottom is equipped with ash hole 24, middle part is equipped with gas vent 25, gas vent 25 links to each other with the air inlet 22 of second combustion chamber, and the gas outlet 14 of second combustion chamber is through the blast pipe for gasbag 1 air feed, be equipped with the gas control device on the blast pipe, the gas control device includes governing valve 15, draught fan 17, speed reducer 18, motor 19 and converter 20.
The conveying device comprises four pulleys 5 and a conveying belt 6, the width of the conveying belt 6 is consistent with that of the loading hopper 7, and garbage is transferred to the loading hopper 7 through the conveying device.
Step (2): teeth 27 arranged on the outer side of the loading and unloading bucket 7 are in an intersecting structure with teeth designed on a furnace body 28 on the outer side of a feed inlet 29, and the teeth on two sides can be matched when contacting; the gasbag 1 designs to the spheroid shape of big foot of head, is equipped with a mount 9 in the gasbag 1, and mount 9 bottom extends to the gasbag 1 end outside and connects a first pulley 3 through the reel rope, first pulley 3 is established at the middle part of horizontal pole, and the both ends of horizontal pole still are equipped with second pulley 2, and the end of mooring rope is rolled up and is established on second pulley 2, and the diameter of first pulley 3 is less than the diameter of second pulley 2, because pulley gear's design, when the needs loading and unloading fight 7 rise, only need the gasbag 1 to rise the height half of loading and unloading fight 7. Under the action of the induced draft fan 17 and the motor 19, the ∈switching valve 16 is rotated, the regulating valve 15 is started, the air control device starts to work, the loading hopper 7 is tightly attached to the outer wall of the furnace body 28 and rises to the edge of the outer side of the furnace body 28 of the feed inlet 29 at a constant speed, teeth on two sides are combined with each other, at the moment, the air bag 1 is lifted a small distance, and the loading hopper 7 is slowly inclined rightwards and pours out garbage; the loading bucket 7 is also provided with a pull-down rope 30, and the valve 16 is stopped when the loading bucket 7 has fallen down garbage. After the air supply into the air bag 1 is stopped, the temperature in the air bag 1 gradually decreases, and the pull cord 30 is pulled down at this time by the gravity of the loading and unloading bucket 7 itself, and the loading and unloading bucket 7 and the air bag 1 gradually descend to the original positions.
Step (3): after the poured garbage is dried and pyrolyzed by the furnace body 28, the partition plate 26 in the furnace body 28 is rotated, slag ash falls into the bottom of the pyrolysis furnace 28, unburned residues continue to burn, and the burnt slag ash flows out from the ash outlet 24.
Step (4): the dust removing device 23 is positioned on the right side of the exhaust port 25, and gas generated by drying and pyrolysis of the garbage in the pyrolysis furnace enters the dust removing device 23 from the exhaust port 25, and particulate dust and toxic gas in the gas are removed through washing and dissolving processes; the dust collector 23 is also provided with an evaporative cooler 13, and the rest of the other gases enter the secondary combustion chamber 21 through the air inlet 22 after being cooled by the evaporative cooler 13.
Step (5): the two combustion chambers 21 are provided with two parallel devices to ensure that harmful substances such as dioxin in the gas can be burnt out in the two combustion chambers 21 for a sufficient time, and finally high-temperature gas flows into the pipeline from the air vent 14.
Step (6): the pipeline is designed with a steel pipeline and a telescopic high-temperature-resistant pipeline 10, a supporting iron column 12 fixed at the top of the secondary combustion chamber 21 is arranged at the joint of the steel pipeline and the telescopic high-temperature-resistant pipeline 10, and the supporting iron column 12 is used for stabilizing the balance of the pipeline above the secondary combustion chamber 21; the total pipeline is provided with two pipes, one pipe is led into the air bag 1, and the other pipe is connected with the air outlet 14 to flow out high-temperature gas from the secondary combustion chamber 21; the pipelines are all of fixed design, the pipeline connected with the air bag 1 is a scalable high-temperature-resistant pipeline 10, and the other parts are steel pipelines.
Step (7): the air control device is connected with an induced draft fan 17, the induced draft fan 17 is provided with a conversion regulating valve, and one end of the induced draft fan is connected with a speed reducer 18, a motor 19 and a frequency converter 20; starting a working button, starting the combustion furnace to work, continuously supplying air by the induced draft fan 17, switching the regulating valve 15, and sending high-temperature gas into the pyrolysis furnace for drying and pyrolysis; opening the switch valve 16, allowing high-temperature gas to enter the air bag 1, and starting the air bag 1 to work; under the action of the speed reducer 18 and the frequency converter 20, the air control device and the air bag 1 form a circulating integrated operation.
The flow of running the device is as follows: loading garbage, starting an air control device, starting an air bag, pouring out garbage, closing a switch valve, returning to a loading hopper and loading the garbage.
Finally, it should be noted that the above embodiments are only for illustrating the technical solution of the present invention and not for limiting the same, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the technical solution of the present invention, which is intended to be covered by the scope of the claims of the present invention.