CN219188089U

CN219188089U - Pyrolysis treatment equipment

Info

Publication number: CN219188089U
Application number: CN202222972676.XU
Authority: CN
Inventors: 陈俊伟
Original assignee: Suzhou Huanchuan Energy Saving Equipment Co ltd
Current assignee: Suzhou Huanchuan Energy Saving Equipment Co ltd
Priority date: 2022-11-08
Filing date: 2022-11-08
Publication date: 2023-06-16
Anticipated expiration: 2032-11-08

Abstract

The utility model discloses pyrolysis treatment equipment, which comprises: the two ends of the mixing cavity are provided with a feed inlet and a discharge outlet; the mixing device comprises a roll shaft rotatably arranged in the mixing cavity and a spiral blade arranged on the periphery of the roll shaft; the heating cavity is arranged at the periphery of the mixing cavity, and a heating device is arranged in the heating cavity. The pyrolysis treatment equipment has the energy storage function, can save energy, and eliminates odor by pyrolysis and decomposition of ammonia gas and organic waste gas with odor.

Description

Pyrolysis treatment equipment

Technical Field

The utility model relates to the field of pyrolysis treatment, in particular to pyrolysis treatment equipment.

Background

Pyrolysis is a reaction process in which substances are decomposed by heating, and many inorganic and organic substances undergo decomposition reactions when heated to a certain extent. Pyrolysis of organic substances is generally a reaction in which organic substances are heated in a reducing gas atmosphere to break down the macromolecular bonding state of the organic substances and decompose the organic substances into low-molecular substances, and the products of the reaction are gas, oil and coke.

The existing pyrolysis equipment and pyrolysis mode mainly have the following problems:

the pyrolysis treatment is completed through long-time high-temperature heating, the solid garbage is processed into biomass, the temperature of about 200 ℃ is needed, carbon and fuel gas are required to reach the temperature of about 500 ℃, the temperature needed by high-temperature calcination and pyrolysis is higher, the energy consumption is larger, the consumed heat is larger, the existing pyrolysis equipment is mainly characterized in that a heating device is directly arranged outside a furnace body, the heat conduction is carried out through air, the heat conduction effect and the heat preservation effect are poorer, the consumed energy is larger, for example, the application publication number is CN112063396A, the patent name is the utility model patent of a novel organic garbage pyrolysis equipment, the pyrolysis furnace is used for heating, high-temperature gas is formed, a heat conduction or heat preservation energy storage structure is not provided in the pyrolysis process, and the energy consumption is higher in the pyrolysis process because the organic matters form the fuel gas and need higher temperature;

secondly, when organic matters with higher water content are treated, water is heated to form a large amount of water vapor, the water vapor needs to be discharged, the existing water vapor treatment mode mainly comprises the steps of blowing off the water vapor through a fan, however, when the content of the organic matters is higher, the organic matters are easy to deteriorate, odor and bacteria are generated, and when the power of the fan is higher, the organic matters waste gas and odor in the furnace body are easy to be brought out; when the fan power is smaller, the water vapor cannot be effectively discharged, the drying time is prolonged, and the energy consumption is larger;

when the feed inlet and the discharge outlet of the pyrolysis equipment are opened, air is easy to enter, part of fuel gas is generated when high-temperature pyrolysis treatment is carried out and reaches a certain temperature, and the fuel gas in the furnace is combusted after contacting with oxygen in the air, so that certain potential safety hazard is realized;

fourth, in order to prevent the blockage, the conventional pyrolysis treatment generally requires a pulverization treatment of a solid having a large volume in advance, and thus a processing step is added.

Disclosure of Invention

Accordingly, in order to solve the above-described problems, the present utility model provides a pyrolysis treatment apparatus.

The utility model is realized by the following technical scheme:

a pyrolysis treatment apparatus comprising:

the two ends of the mixing cavity are provided with a feed inlet and a discharge outlet;

the mixing device comprises a roll shaft rotatably arranged in the mixing cavity and a spiral blade arranged on the periphery of the roll shaft;

the heating cavity is arranged at the periphery of the mixing cavity, and a heating device is arranged in the heating cavity.

Preferably, the heating device comprises a heating coil pipe which is arranged around the periphery of the mixing cavity, and the heating cavity is filled with heat-conducting energy storage medium.

Preferably, the heat-conducting energy storage medium is molten salt.

Preferably, the top of the mixing cavity is provided with an exhaust pipe, and the inlet of the exhaust pipe is connected with a cooling device.

Preferably, two roll shafts are arranged in parallel in the mixing cavity, the two roll shafts are connected through gear meshing and driven to rotate through the same driving mechanism, and spiral blades on the two roll shafts are arranged at intervals in a staggered mode.

Preferably, the periphery of the helical blade is provided with a shear block.

Preferably, the feeding hole is formed in the top of the mixing cavity, and a feeding device is arranged between the feeding hole and the mixing cavity.

Preferably, the feeding device comprises a feeding barrel, the feeding opening is arranged at the top of the feeding barrel, a rotating shaft is arranged in the feeding barrel, two hoppers are symmetrically arranged on the periphery of the rotating shaft, a baffle is connected to the same side of each of the two hoppers, an opening of each hopper is selectively communicated with the feeding opening and the mixing cavity along with rotation of the rotating shaft, and the baffle selectively shields inlets of the feeding opening and the mixing cavity along with rotation of the rotating shaft.

Preferably, the discharge hole is connected with a section of discharge pipe, the discharge pipe is bent, and the outlet of the discharge pipe is downward or horizontally arranged. Preferably, the heating cavity is connected with a temperature measuring device and a pressure measuring device.

The technical scheme of the utility model has the beneficial effects that:

1. the heating cavity is arranged outside the mixing cavity, the heating device is arranged at the periphery of the mixing cavity and filled with the heat-conducting energy-storing medium, so that the heat-conducting speed can be increased, a strong heat-preserving effect can be achieved, the heat-conducting energy-storing medium is utilized for storing energy in the heating process, the heating is stopped when the temperature is reached, the heat-storing effect of the heat-conducting energy-storing medium and the heat-preserving effect of the heating cavity are utilized for continuously heating the mixing cavity, and energy is saved.

2. Can disinfect through high temperature treatment, decompose ammonia and organic matter waste gas of taking the stink simultaneously, eliminate the foul smell, set up the blast pipe at the compounding chamber top simultaneously, cooling device is connected to the blast pipe, in the heating process, vapor upwards gets rid of to form liquid water through cooling device condensation, can effectively discharge vapor, can not take out the foul smell in the compounding chamber again, simultaneously, liquid water after the condensation also can recycle again.

3. The feeding device is arranged at the feeding hole, feeding can be selectively carried out, the feeding speed can be controlled, the feeding hole can be closed through the baffle plate when feeding is not carried out, the feeding hole is provided with a section of bent pipe body, a large amount of air enters the surface-avoiding mixing cavity, and the safety performance is improved.

4. Two roller shafts are arranged in the mixing cavity, the spiral blades on the periphery of the roller shafts are provided with shearing blocks, the two roller shafts are driven by the same driving device, the synchronism between the roller shafts is improved, energy is saved, meanwhile, the shearing force is improved through the structure between the spiral blades and the shearing blocks, the material to be processed is conveyed, the material to be processed with large volume is sheared, and the processing procedure is saved.

Drawings

FIG. 1 is a perspective view of a pyrolysis treatment apparatus in a first direction;

FIG. 2 is a perspective view of the pyrolysis treatment apparatus in a second orientation;

FIG. 3 is a schematic view of a pyrolysis treatment apparatus with a heating chamber housing hidden;

FIG. 4 is a longitudinal cross-sectional view of a pyrolysis treatment apparatus;

FIG. 5 is a schematic diagram of the connection state of the mixing device, the feeding device, the discharging pipe and the temperature measuring device;

FIG. 6 is a cross-sectional view of a pyrolysis treatment apparatus;

fig. 7 is a longitudinal cross-sectional view of the feed device.

Detailed Description

So that the objects, advantages and features of the present utility model can be more clearly and specifically set forth, a more particular description of the preferred embodiments will be rendered by the following non-limiting description thereof. The embodiment is only a typical example of the technical scheme of the utility model, and all technical schemes formed by adopting equivalent substitution or equivalent transformation fall within the scope of the utility model.

It is also stated that, in the description of the aspects, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "front", "rear", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of description and simplification of description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like in this description are used for descriptive purposes only and are not to be construed as indicating or implying a ranking of importance, or as implicitly indicating the number of technical features shown. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the present utility model, the meaning of "plurality" means two or more, unless specifically defined otherwise.

The utility model discloses pyrolysis treatment equipment, and it should be noted that the pyrolysis treatment equipment disclosed by the utility model can be applied to pyrolysis of various organic matters, organic compositions and organic compositions, including but not limited to: common solid garbage such as kitchen garbage, straw, tires, plastics and the like is treated, and oil sludge or sludge is subjected to pyrolysis treatment and the like; in addition, the pyrolysis device can be used for drying substances with higher water content, fermenting organic matters and the like by setting the heating temperature of the heating device in the pyrolysis device besides pyrolysis treatment.

As shown in fig. 1 to 7, the pyrolysis treatment apparatus includes:

the two ends of the mixing cavity 1 are provided with a feeding hole 801 and a discharging hole;

the mixing device comprises a roll shaft 3 rotatably arranged in the mixing cavity 1 and a helical blade 4 arranged on the periphery of the roll shaft 3;

the heating cavity 2 is arranged at the periphery of the mixing cavity 1, and a heating device is arranged inside the heating cavity.

Specifically, the mixing cavity 1 includes a feed inlet 801 and a discharge outlet, and the feed inlet 801 and the discharge outlet are disposed at two ends of the mixing cavity 1, specifically, the mixing cavity 1 may be horizontally disposed, in an embodiment, the mixing cavity 1 may also be obliquely disposed, and when the mixing cavity 1 is obliquely disposed, preferably, one end where the feed inlet 801 is disposed is higher than one end where the discharge outlet is disposed.

In a preferred embodiment, the feeding port 801 is disposed at the top of the mixing chamber 1, and a feeding device 8 is disposed between the feeding port 801 and the mixing chamber 1.

As shown in fig. 7, the feeding device 8 includes a feeding cylinder 805, the feeding port 801 is disposed at the top of the feeding cylinder 805, a rotating shaft 802 is disposed in the feeding cylinder 805, specifically, the rotating shaft 802 is driven by a driving mechanism 11 to rotate along an axis in the feeding cylinder 805, the driving mechanism 11 may use a motor, two hoppers 803 are symmetrically disposed on the periphery of the rotating shaft 802, two hoppers 803 are connected to a baffle 804 on the same side of the two hoppers 803, the arc baffle 804 is disposed at intervals with the wall of the feeding cylinder 805, and the arc baffle 804 matches with the arc of the wall of the feeding cylinder 805, the opening of the hopper 803 is selectively communicated with the feeding port 801 and the mixing cavity 1 along with the rotation of the rotating shaft 802, specifically, when the opening of one hopper 803 faces upward and communicates with the feeding port 801, the opening of the other hopper 803 faces downward and communicates with the inlet of the mixing cavity 1, at this time, the hopper 803 with the opening facing upward is fed upward, and the hopper 803 disposed downward is fed into the mixing cavity 1; the baffle 804 rotates along with the rotating shaft 802 to selectively cover the inlets of the feed inlet 801 and the mixing cavity 1, when one of the arc baffles 804 faces upwards and covers the feed inlet 801, the other arc baffle 804 faces downwards and covers the inlet of the mixing cavity 1, and the process is stopped at the moment; through interval setting hopper 803 and arc baffle 804 in pivot 802, realize intermittent type ground feeding, prevent on the one hand that feed inlet 801 department material loading speed is too fast and the material is piled up and is led to the putty, on the other hand can block up feed inlet 801 when not needing the material loading, prevent that unnecessary air from getting into compounding intracavity 1, simultaneously, can prevent that the material from falling on pivot 802, influence pivot 802 and rotate.

In a preferred embodiment, the feeding cylinder 805 is a horizontal cylinder, the top and bottom of the feeding cylinder 805 are opened, the opening at the top of the feeding cylinder 805 is connected to the feeding inlet 801, the opening at the bottom of the feeding cylinder 805 is connected to the inlet of the mixing chamber 1, the rotating shaft 802 is coaxially disposed in the feeding cylinder 805, the baffle 804 is an arc-shaped baffle 804, and the radian of the arc-shaped baffle 804 is matched with the outer Zhou Hudu of the feeding cylinder 805.

The discharge gate is connected one section discharging pipe 9, the outlet of discharging pipe 9 buckling and discharging pipe 9 sets up downwards or the level, avoids the air to get into from the outlet of discharging pipe 9, in an embodiment, the exit linkage living beings collection device of discharging pipe 9, in another embodiment, the exit linkage granulator of discharging pipe 9 to evenly granulate through the granulator with the living beings that export from discharging pipe 9, make living beings granule finished product.

As shown in fig. 3, the heating device includes a heating coil 5 surrounding the periphery of the mixing cavity 1, in an embodiment, two sides of the mixing cavity 1 are respectively provided with a row of fixing frames along the length direction of the fixing frames, a row of heating coils 5 are equidistantly arranged on the fixing frames, and two rows of heating coils 5 surround the periphery of the mixing cavity 1.

The heating cavity 2 is connected with a temperature measuring device 10 and a pressure measuring device, in a preferred embodiment, the temperature measuring device 10 is arranged at the periphery of the mixing cavity 1, and a plurality of temperature measuring devices 10 are equidistantly arranged along the length direction of the mixing cavity 1, and the temperature measuring devices 10 can be temperature sensors.

The heating cavity 2 is filled with a heat-conducting energy-storing medium, and the heat-conducting energy-storing medium can be any substance with stronger heat-conducting property, such as: in a preferred embodiment, the heat-conducting energy-storing medium is molten salt, the biomass is heated to 200-300 ℃ after being pyrolyzed and converted by the organic matters, the service temperature of the molten salt can reach more than 540 ℃, the heat-conducting efficiency is improved, the heat energy can be stored, in the heating process, the heating coil 5 can be firstly heated to a higher temperature (for example, 500 ℃) for a period of time, then the heating is stopped, the heat energy is stored by utilizing the heat preservation function of the molten salt, and when the temperature in the heating cavity 2 is reduced to 200 ℃ by the temperature measuring device 10, the heating coil 5 is started again to heat the mixing cavity 1.

The heating temperature of the heating device in the pyrolysis treatment device can be adjusted according to the treatment process requirement of the substance to be treated and the characteristics of the substance to be treated, specifically, in some embodiments, the pyrolysis device can be further used for drying the substance with higher water content, fermenting the organic matter, and the like by setting the heating temperature of the heating device in the pyrolysis treatment device, which is not described in detail herein.

The top of the mixing cavity 1 is provided with an exhaust pipe 6, the inlet of the exhaust pipe 6 is connected with a cooling device, the cooling device can be any cooling equipment with a cooling gas function, such as a condenser, a spray tower and the like, which is not described in detail herein, in a preferred embodiment, the cooling device is a condenser, when the moisture content of a substance to be treated is high, a large amount of water vapor can be generated in the pyrolysis process, the weight of the water vapor is light, therefore, in the processing process, the water vapor in the mixing cavity 1 is discharged from the top to the condenser to be condensed and then converted into liquid water to flow out, the air after condensation is discharged from the exhaust pipe 6 to the outside of the equipment, in a preferred embodiment, the top of the mixing cavity 1 is provided with a plurality of exhaust pipes 6 along the length direction of the air, the outlets of the plurality of exhaust pipes 6 are all connected with a condenser, and a liquid outlet of the condenser is provided with a collecting barrel for collecting the liquid water converted after the water vapor condensation.

As shown in fig. 3-5, two roller shafts 3 are arranged in parallel in the mixing cavity 1, the two roller shafts 3 are connected through gear engagement and are driven to rotate by the same driving mechanism 11, the spiral blades 4 on the two roller shafts 3 are arranged at intervals in a staggered manner, the outer periphery of each spiral blade 4 is provided with a shearing block 7, the shearing blocks 7 arranged on the outer periphery of each spiral blade 4 and each spiral blade 4 are rotated by the two roller shafts 3, shearing force is formed between the two rows of spiral blades 4 and the shearing blocks 7 arranged on the outer periphery of each spiral blade 4, the substances to be processed are conveyed, simultaneously, the substances to be processed with larger volume are sheared and mixed, the processing procedures are reduced, meanwhile, the pyrolysis efficiency is improved, and the double roller shafts 3 and the spiral blades 4 can be set according to the chinese patent application number: 202022817421.7, which is a prior art, is not described in detail herein.

The utility model has various embodiments, and all technical schemes formed by equivalent transformation or equivalent transformation fall within the protection scope of the utility model.

Claims

1. Pyrolysis treatment equipment, its characterized in that: comprising the following steps:

2. The pyrolysis treatment apparatus of claim 1 wherein: the heating device comprises a heating coil pipe which is arranged around the periphery of the mixing cavity, and the heating cavity is filled with heat-conducting energy-storage medium.

3. The pyrolysis treatment apparatus of claim 2 wherein: the heat-conducting energy storage medium is molten salt.

4. The pyrolysis treatment apparatus of claim 1 wherein: the top of the mixing cavity is provided with an exhaust pipe, and the inlet of the exhaust pipe is connected with a cooling device.

5. The pyrolysis treatment apparatus of claim 1 wherein: two roll shafts are arranged in parallel in the mixing cavity, are connected through gear meshing and are driven to rotate through the same driving mechanism, and spiral blades on the two roll shafts are arranged at intervals in a staggered mode.

6. The pyrolysis treatment apparatus of claim 5 wherein: the periphery of the helical blade is provided with a shear block.

7. The pyrolysis treatment apparatus of claim 1 wherein: the feed inlet sets up the top of compounding chamber, be provided with feed arrangement between feed inlet and the compounding chamber.

8. The pyrolysis treatment apparatus of claim 7 wherein: the feeding device comprises a feeding barrel, the feeding opening is formed in the top of the feeding barrel, a rotating shaft is arranged in the feeding barrel, two hoppers are symmetrically arranged on the periphery of the rotating shaft, a baffle is connected to the same side of each hopper, the opening of each hopper is selectively communicated with the feeding opening and a mixing cavity along with rotation of the rotating shaft, and the baffle selectively shields inlets of the feeding opening and the mixing cavity along with rotation of the rotating shaft.

9. The pyrolysis treatment apparatus of claim 1 wherein: the discharge gate is connected one section discharging pipe, the outlet of discharging pipe is buckled and the discharging pipe is downwards or the level setting.

10. The pyrolysis treatment apparatus of claim 1 wherein: the heating cavity is connected with a temperature measuring device and a pressure measuring device.