CN211232883U - Assembled pyrolysis gasifier - Google Patents

Abstract

The utility model relates to an assembled pyrolysis gasification stove, including heat preservation shell, reation kettle and chain row hot-blast furnace, reation kettle rotationally install in the heat preservation shell, reation kettle's one end is stretched out the heat preservation shell just has the pan feeding mouth, reation kettle's lateral wall have with the carbon residue discharge port of chain row hot-blast furnace intercommunication, the heat preservation shell can dismantle connect in the upper end of chain row hot-blast furnace, the heat preservation shell can be dismantled by a plurality of heated boards and connect and form. The utility model has the advantages that: the utility model discloses an assembled pyrolysis gasifier adopts the assembled design, and a plurality of heated boards, reation kettle and chain row hot-blast furnace all can transport alone, and the on-the-spot assembly can be demolishd and transported away after the interim use, does not influence the use next time.

Description

Assembled pyrolysis gasifier

Technical Field

The utility model relates to an organic solid useless treatment facility of heterogeneous, concretely relates to assembled pyrolysis gasifier.

Background

The heterogeneous biomass pyrolysis gasification technology belongs to the field of hot research, and belongs to the field of treatment and resource utilization of domestic garbage, industrial garbage and agricultural and forestry wastes listed in the environmental protection energy strategy in China.

The existing pyrolysis gasification furnace has the main furnace hopper made into a single furnace body which is not detachable, even the main manufacturing process is finished on the project site, and the equipment can not be detached and moved. For cleaning landfill sites or emergency treatment projects, only temporary equipment is usually needed and the treatment amount is large, and the equipment needs to be dismantled after being applied for 1-3 years. The shell and the base of the existing pyrolysis gasification furnace are formed by pouring cement, if the existing pyrolysis gasification furnace is adopted, the existing pyrolysis gasification furnace can not be used after being dismantled, and equipment is still in the service life when being dismantled, so that great waste is caused. Therefore, there is a need for an assembled pyrolysis gasifier that is easy to transport and disassemble.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem of how to make pyrolysis gasifier be convenient for transportation and dismouting and be applicable to a large amount of heterogeneous organic solid useless processing.

The utility model provides an above-mentioned technical problem's technical scheme as follows: the utility model provides an assembled pyrolysis gasification stove, includes heat preservation shell, reation kettle and chain row hot-blast furnace, reation kettle rotationally install in the heat preservation shell, reation kettle's one end stretches out the heat preservation shell just has the pan feeding mouth, reation kettle's lateral wall have with the carbon residue discharge port of chain row hot-blast furnace intercommunication, the heat preservation shell can dismantle connect in the upper end of chain row hot-blast furnace, the heat preservation shell can be dismantled by a plurality of heated boards and connect and form.

The utility model has the advantages that: the utility model discloses an assembled pyrolysis gasifier adopts the assembled design, and a plurality of heated boards, reation kettle and chain row hot-blast furnace all can transport alone, and the on-the-spot assembly can be demolishd and transported away after the interim use, does not influence the use next time.

On the basis of the technical scheme, the utility model discloses can also do following improvement.

Further, still include the desicator, the desicator rotationally install in just be located in the heat preservation shell the top of reation kettle, the both ends of desicator all stretch out the heat preservation shell, its one end has the desicator entry, and the other end has the desicator export, the desicator export with the pan feeding mouth intercommunication.

The beneficial effect of adopting the further scheme is that: the dryer utilizes the temperature in the heat preservation shell to dry and preheat the materials before the materials enter the reaction kettle, so that the treatment efficiency of the materials is high, and the combustion is sufficient.

Further, the reaction kettles are arranged side by side, the feeding ports of the reaction kettles are communicated with the outlet of the dryer, and the carbon slag discharge ports of the reaction kettles are communicated with the hot blast stove of the chain row.

The beneficial effect of adopting the further scheme is that: two reaction kettles are adopted, so that large batches of materials can be treated, and the treatment efficiency is improved. Adopt the utility model discloses a pyrolysis gasifier can once handle 500 tons or more materials even.

Further, the heat preservation shell comprises a lower heat preservation plate assembly, a middle heat preservation plate assembly and an upper heat preservation plate assembly, the lower heat preservation plate assembly, the middle heat preservation plate assembly and the upper heat preservation plate assembly are sequentially detachably connected from bottom to top to form a transverse hollow cylinder structure with an open lower end, the lower heat preservation plate assembly is detachably connected to the upper end of the chain row hot blast stove, the reaction kettle is installed between the lower heat preservation plate assembly and the middle heat preservation plate assembly, and the dryer is installed between the middle heat preservation plate assembly and the upper heat preservation plate assembly.

The beneficial effect of adopting the further scheme is that: the detachable structure of the heat preservation shell is convenient for dismounting the reaction kettle and the dryer.

Further, the lower heat-insulation plate assembly comprises two lower end plates and two lower side plates, and the two lower end plates and the two lower side plates are detachably connected end to end; the middle heat-insulation plate assembly comprises two middle end plates and two middle side plates, and the two middle end plates and the two middle side plates are detachably connected end to end; go up the heated board subassembly and include two upper end plates and an arc roof, two the upper end plate can dismantle respectively connect in the both ends of arc roof.

The beneficial effect of adopting the further scheme is that: the lower heat insulation plate assembly, the middle heat insulation plate assembly and the upper heat insulation plate assembly can be further split into a plurality of plates, and the lower heat insulation plate assembly, the middle heat insulation plate assembly and the upper heat insulation plate assembly are convenient to transport and assemble separately.

The dryer is characterized by further comprising a distributor, the outlet of the dryer and the feeding port are correspondingly arranged at one end of the heat preservation shell, the distributor is arranged below the outlet of the dryer and above the feeding port, and materials discharged from the outlet of the dryer are fed into the feeding port of the reaction kettle.

The beneficial effect of adopting the further scheme is that: the distributor allows the material discharged from a dryer to enter one or more reaction vessels.

Further, the distributor is a conveying chain plate, and the conveying chain plate rotates forwards or reversely so as to feed the materials discharged from the outlet of the dryer into the feeding ports of the two reaction kettles respectively.

The beneficial effect of adopting the further scheme is that: the conveying chain plate respectively conveys the materials into the feeding ports of the two reaction kettles below the two sides.

Furthermore, the dryer further comprises a heat-insulating cover detachably connected with one end of the heat-insulating shell, a closed heat-insulating cover cavity is formed by the heat-insulating cover and one end of the heat-insulating shell, and the dryer outlet, the feeding port and the distributor are both located in the heat-insulating cover cavity.

The beneficial effect of adopting the further scheme is that: avoiding the temperature of the materials at the outlet of the dryer, the feeding port and the distributor from being reduced.

Furthermore, the top wall of the chain row hot blast stove is provided with a hot blast port communicated with the inside of the heat preservation shell.

The beneficial effect of adopting the further scheme is that: the reaction kettle and the dryer are heated by utilizing the heat in the chain exhaust hot blast stove, and fuel does not need to be added from the outside.

Further, the roof of chain row hot-blast furnace has the hot-blast furnace entry that corresponds the setting in carbon sediment discharge port below, the leak protection backplate has all around of hot-blast furnace entry, the upper end of leak protection backplate with reation kettle's lateral wall looks adaptation and with the rotatable butt of reation kettle.

The beneficial effect of adopting the further scheme is that: and the materials are prevented from being scattered into the heat-insulating shell when entering the chain-row hot-blast stove from the reaction kettle.

Drawings

FIG. 1 is a structural diagram of an assembled pyrolysis gasifier of the present invention;

FIG. 2 is a structural diagram of the heat preservation shell of the present invention;

FIG. 3 is an exploded view of the thermal insulation shell of the present invention;

FIG. 4 is a structural diagram of the hot blast stove with chain rows of the present invention;

FIG. 5 is a schematic view of the dryer of the present invention;

FIG. 6 is a structural view of the support frame of the present invention;

FIG. 7 is a structural diagram of the distributor of the present invention;

FIG. 8 is a structural diagram of the reaction kettle of the present invention;

FIG. 9 is a sectional view taken along line A-A of the reaction vessel of the present invention;

FIG. 10 is a B-B sectional view of the reaction vessel of the present invention;

FIG. 11 is a schematic view of a discharge gate structure of the reaction vessel of the present invention;

fig. 12 is a working principle diagram of a discharge gate of the reaction kettle of the utility model.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a heat preservation shell 11, a lower end plate 12, a lower side plate 13, a middle end plate 14, a middle side plate 15, an upper end plate 16, an arc top plate,

2. the device comprises a reaction kettle, 21, a reaction kettle barrel body, 211, a feeding port, 212, a pyrolysis gas outlet, 213, a carbon residue discharge port, 22, a feeding mechanism, 221, a feeding barrel, 2211, a material feeding port, 222, a material pushing mechanism, 223, a feeding hopper, 23, a reaction kettle driving mechanism, 24, a discharge gate, 25, a pyrolysis gas guide barrel, 26, a leakage-proof net, 27, a lifting plate, 28 and a reaction kettle rolling ring,

3. a chain row hot blast stove 31, a hot blast opening 32, a leakage-proof guard board 33, a chain row frame 34, a rectifying shell 35, a chain row transmission motor and a 36 chain row combustion-supporting fan,

4. a dryer 41, a dryer rolling ring 42, a dryer gear ring,

5. a material distributor is arranged on the bottom of the material distributor,

6. support frame, 61, riding wheel.

Detailed Description

The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.

As shown in fig. 1-12, this embodiment relates to an assembled pyrolysis gasifier, including heat preservation shell 1, reation kettle 2 and chain row hot-blast furnace 3, reation kettle 2 rotationally install in the heat preservation shell 1, reation kettle 2's one end stretches out heat preservation shell 1 just has pan feeding mouth 211, reation kettle 2's lateral wall have with the carbon residue discharge port 213 of chain row hot-blast furnace 3 intercommunication, heat preservation shell 1 can dismantle connect in the upper end of chain row hot-blast furnace 3, heat preservation shell 1 can be dismantled by a plurality of heated boards and connect and form.

Specifically, the side wall of the heat preservation shell 1 is also provided with a heat preservation shell pyrolysis gas outlet, and pyrolysis gas discharged from the carbon slag discharge port 213 is discharged through the heat preservation shell pyrolysis gas outlet and enters a subsequent pyrolysis gas treatment device.

As shown in fig. 8-12, reation kettle 2 includes reation kettle staving 21, feed mechanism 22 and reation kettle actuating mechanism 23, reation kettle staving 21 is the cylinder type staving that the level set up, reation kettle staving 21's one end has pan feeding mouth 211 and pyrolysis gas export 212, reation kettle staving 21's lateral wall has carbon sediment discharge port 213, feed mechanism 22 with pan feeding mouth 211 rotates to be connected and communicates, reation kettle actuating mechanism 23 with reation kettle staving 21 transmission is connected and is driven reation kettle staving 21 axial rotation.

The reaction kettle 2 is a horizontal countercurrent pyrolysis reaction kettle, is particularly applied to pyrolysis treatment of heterogeneous organic solid wastes (solid wastes), avoids the process that the vertical pyrolysis reaction kettle needs to carry out preposed homogenization treatment on the heterogeneous organic solid wastes, reduces the treatment cost, has countercurrent feeding and gas outlet design, and has the heat energy utilization advantage of the vertical reaction kettle (furnace).

Specifically, the reaction kettle driving mechanism 23 is a motor. The reaction kettle driving mechanism 23 is in transmission connection with the reaction kettle barrel body 21 through gear transmission, specifically, an output shaft of the reaction kettle driving mechanism 23 is fixedly sleeved with a first gear, an outer side of the other end of the reaction kettle barrel body 21 is fixedly sleeved with an annular second gear, and the first gear is in meshing transmission with the second gear to drive the reaction kettle barrel body 21 to rotate around the axis of the reaction kettle barrel body 21. A transmission gear set can be further arranged between the first gear and the second gear, the first gear and the second gear are both meshed with the transmission gear set, and the first gear transmits power to the second gear through the transmission gear set. The reaction kettle driving mechanism 23 and the reaction kettle barrel 21 can also be in transmission connection through a belt transmission or chain transmission mode.

Specifically, the two ends of the reaction kettle barrel body 21 extend out of the heat preservation shell 1 and can rotate relative to the heat preservation shell 1, and the two ends of the reaction kettle barrel body 21 are respectively sleeved with reaction kettle rolling rings 28. In order to avoid the influence of high temperature in the heat preservation shell on the movement of the mechanism, the reaction kettle rolling ring 28, the first gear, the second gear and the reaction kettle driving mechanism 23 are all positioned outside the heat preservation shell 1.

As a further scheme of this embodiment, the carbon residue discharge port 213 is disposed on the sidewall of the reaction kettle barrel 21 near the other end thereof.

As a further scheme of this embodiment, the reactor further includes a discharge gate 24, and one end of the discharge gate 24 is hinged to one side of the carbon slag discharge port 213 along the circumferential direction of the reactor barrel 21.

As a further alternative of this embodiment, the discharge gate 24 has a plurality of screen openings therein.

Specifically, as shown in fig. 9, 11 and 12, one end of the discharge gate 24 is hinged to the reaction tank body 21, and the discharge gate 24 is opened or closed along with the rotation of the reaction tank body 21. As shown in fig. 12, 1-1 to 1-4 in the figure show the states of the discharge gate 24 at four positions during the counterclockwise rotation of the reaction vessel body 21, the counterclockwise rotation of the reaction vessel body 21 is the pyrolysis state of the horizontal countercurrent pyrolysis reaction vessel, the counterclockwise rotation shows that the hinge point of the discharge gate 24 is located at the rear of the rotation direction, and when the discharge gate 24 rotates to the lower side, that is, at the position shown in 1-3, the discharge gate 24 is closed. As shown in fig. 12, 2-1 to 2-4 in the figure show the states of the discharge gate 24 at four positions during the clockwise rotation of the reaction vessel body 21, the clockwise rotation of the reaction vessel body 21 is the discharge state of the horizontal countercurrent pyrolysis reaction vessel, the clockwise rotation shows that the hinge point of the discharge gate 24 is located in front of the rotation direction, and when the discharge gate 24 is rotated to the lower side, that is, at the position shown in 2-3, the discharge gate 24 is opened.

Specifically, in the material treatment process, the heterogeneous material includes the inorganic material that can not be pyrolyzed and the organic material that can be pyrolyzed, wherein the organic material includes the material that easily pyrolyzes and the material that is difficult to pyrolyze, and the material that is difficult to pyrolyze is as follows: furniture and wood, etc., materials that are easily pyrolyzed such as: plastic films, plastic lunch boxes, and the like. Because the non-homogenized material is not classified and homogenized before being put into the reaction kettle barrel body 21, the material easy to pyrolyze can be pyrolyzed into carbon slag firstly, and the material difficult to pyrolyze can be pyrolyzed into carbon slag through long-time pyrolysis. Therefore, in the pyrolysis state, when the reaction vessel body 21 is rotated to the state 1-3 in fig. 12, the carbon slag can be directly discharged through the mesh on the discharge gate 24 during the pyrolysis process. If a large amount of inorganic matter materials which cannot be pyrolyzed are accumulated in the reaction kettle barrel body 21, the reaction kettle driving mechanism 23 drives the reaction kettle barrel body 21 to rotate clockwise, the reaction kettle barrel body 21 rotates to the 2-3 state shown in fig. 12 in the discharging state, and the materials which cannot be pyrolyzed are discharged from the carbon residue discharge port 213. Has the advantages that: the reaction kettle barrel body 21 needs to work at high temperature, if the closed discharge door is arranged, when the material needs to be discharged, the reaction kettle barrel body 21 needs to be manually opened after being cooled, so that the production efficiency is greatly reduced, heat energy is wasted, the pyrolysis reaction kettle still needs to be reheated after being restarted, and the heat energy loss is large. Adopt the utility model discloses a arrange bin gate 24, can arrange the material without shut down, production efficiency is high. A large number of experiments prove that the materials cannot fall out of the reaction kettle barrel body 21 under the states of 1-1, 1-2, 1-4, 2-1, 2-2 and 2-4, and the problem of discharging the heterogeneous materials in the reaction kettle through pyrolysis is solved.

As a further scheme of this embodiment, the pyrolysis gas guide barrel 25 is further included, the pyrolysis gas guide barrel 25 is coaxially disposed with the reaction kettle barrel body 21, one end of the pyrolysis gas guide barrel 25 is fixedly connected to and communicated with one end of the reaction kettle barrel body 21, the other end of the pyrolysis gas guide barrel 25 is provided with the feeding port 211, and the side wall of the pyrolysis gas guide barrel 25 is provided with the pyrolysis gas outlet 212.

Specifically, the pyrolysis gas guide barrel 25 extends out of the heat preservation shell 1, and the reaction kettle rolling ring 28 located at one end of the reaction kettle barrel body 21 is sleeved outside the pyrolysis gas guide barrel 25.

As a further scheme of this embodiment, the feeding mechanism 22 includes a feeding barrel 221 and a material pushing mechanism 222, one end of the feeding barrel 221 is open and extends into the feeding port 211, the inner side of the other end is fixedly provided with the material pushing mechanism 222, the material pushing mechanism 222 is used for pushing a material from the feeding barrel 221 into the reaction kettle barrel body 21, and a material feeding port 2211 is formed in a middle side wall of the feeding barrel 221.

Specifically, the feeding mechanism 22 is fixed, one end of the feeding barrel 221 is rotatably connected with the feeding port 211 through a bearing and sealed through a sealing element, and the pyrolysis gas guide barrel 25 rotates along with the reaction kettle barrel 21 outside the feeding barrel 221.

As a further scheme of this embodiment, the material pushing mechanism 222 includes a hydraulic cylinder and a material pushing plate, the hydraulic cylinder is fixedly disposed at the other end of the feeding barrel 221, and an output end of the hydraulic cylinder is fixedly connected to the material pushing plate and drives the material pushing plate to push the material from the feeding barrel 221 into the reaction barrel 21.

As a further solution of this embodiment, the feeding mechanism 22 further includes a feeding hopper 223, and the feeding hopper 223 is fixedly connected to the feeding barrel 221 and correspondingly disposed above the material inlet 2211.

As a further scheme of this embodiment, the pyrolysis gas guiding device further includes an anti-leakage net 26, and the anti-leakage net 26 is detachably connected to the pyrolysis gas guiding barrel 25 and correspondingly disposed at the pyrolysis gas outlet 212.

Specifically, the leakage-proof net 26 can be a metal net, the leakage-proof net 26 can discharge the pyrolysis gas and prevent the material from leaking out of the pyrolysis gas outlet 212, and if the leakage-proof net 26 is blocked by the material, the leakage-proof net 26 can be detached for cleaning. Specifically, the pyrolysis gas outlet 212 is communicated with an external gas collecting device through a pipeline, and further, a pyrolysis gas exhaust fan is further arranged on the pipeline communicated with the pyrolysis gas outlet 212, and the pyrolysis gas exhaust fan extracts the pyrolysis gas at the pyrolysis gas outlet 212 for storage and utilization or combustion treatment.

As a further scheme of this embodiment, the reactor further includes a plurality of material raising plates 27, and the plurality of material raising plates 27 are fixedly disposed on the inner side of the reactor barrel 21.

Specifically, as shown in fig. 8 to 10, a plurality of material lifting plates 27 are uniformly distributed in the circumferential direction of the reactor barrel 21 to form material lifting plate groups, and the plurality of material lifting plate groups are arranged side by side along the axial direction of the reactor barrel 21. In order not to affect the opening and closing of the discharge gate 24, the material raising plate 27 is not provided in the rotation range of the discharge gate 24. As shown in fig. 9, the material lifting plate 27 is plate-shaped, one end of the material lifting plate 27 is fixedly connected to the inner wall of the reaction kettle barrel 21, one end of the material lifting plate 27 is arranged along the radial direction of the reaction kettle barrel 21, and the other end of the material lifting plate 27 forms an included angle α with the radial direction of the reaction kettle barrel 21, where the included angle α is 0-90 °. The other end of the material raising plate 27 is bent toward the rotation direction of the reaction kettle barrel 21.

As a further scheme of this embodiment, still include desicator 4, desicator 4 rotationally install in keep warm shell 1 and be located reation kettle 2's top, the both ends of desicator 4 all stretch out keep warm shell 1, and its one end has the desicator entry, and the other end has the desicator export, the desicator export with pan feeding mouth intercommunication.

Specifically, as shown in fig. 5, the dryer 4 is a cylindrical barrel structure, and the inner wall of the dryer 4 is provided with a guide screw thread, so that when the dryer 4 rotates, the material moves from the dryer inlet to the dryer outlet along the guide screw thread. Because the dryer 4 continuously rotates and is uniformly heated, the dryer 4 made of common steel materials in the high-temperature heat-insulating shell 1 can not be bent and deformed.

Specifically, the cover of the one end outside of desicator 4 is equipped with desicator ring gear 42, the outside of heat preservation shell 1 is provided with desicator driving motor, desicator driving motor's output is fixed with desicator drive gear, desicator drive gear meshes and the transmission with desicator ring gear 42. The dryer drive gear may also be drivingly connected to the dryer ring gear 42 via a gear set.

Specifically, both ends of the dryer 4 are also respectively sleeved with a dryer rolling ring 4.

As a further scheme of this embodiment, two reaction kettles 2 are provided side by side, the material inlet of each reaction kettle 2 is communicated with the outlet of the dryer, and the carbon residue discharge outlet 213 of each reaction kettle 2 is communicated with the chain grate hot blast stove 3.

As a further scheme of this embodiment, the thermal insulation shell further includes two support frames 6, two of the support frames 6 are respectively fixed to two ends of the exterior of the thermal insulation shell 1, each of the support frames 6 is rotatably connected with 6 supporting rollers 61, two of the supporting rollers 61 are a group, and the three groups of the supporting rollers 61 are respectively abutted to the lower portions of the two reaction kettle rolling rings 28 and the dryer rolling ring 41. As shown in fig. 1 and 6, the two upper supporting rollers 61 in fig. 6 respectively abut against both sides below the dryer rolling ring 41, the two lower left supporting rollers 61 in fig. 6 respectively abut against both sides below the reactor rolling ring 28 of one of the reactors 2, and the two lower right supporting rollers 61 in fig. 6 respectively abut against both sides below the reactor rolling ring 28 of the other reactor 2. The support frame 6 and the riding wheel 61 are used for supporting the reaction kettle 2 and the dryer 4.

As a further scheme of this embodiment, the heat preservation shell 1 includes a lower heat preservation plate assembly, a middle heat preservation plate assembly and an upper heat preservation plate assembly, the lower heat preservation plate assembly, the middle heat preservation plate assembly and the upper heat preservation plate assembly are sequentially detachably connected from bottom to top to form a horizontal hollow cylinder structure with an open lower end, the lower heat preservation plate assembly is detachably connected to the upper end of the chain row hot blast stove 3, the reaction kettle 2 is installed between the lower heat preservation plate assembly and the middle heat preservation plate assembly, and the dryer 4 is installed between the middle heat preservation plate assembly and the upper heat preservation plate assembly.

As a further scheme of this embodiment, the lower heat-insulating plate assembly includes two lower end plates 11 and two lower side plates 12, and the two lower end plates 11 and the two lower side plates 12 are detachably connected end to end; the middle heat-insulation plate assembly comprises two middle end plates 13 and two middle side plates 14, and the two middle end plates 13 and the two middle side plates 14 are detachably connected end to end; the upper insulation board assembly comprises two upper end plates 15 and an arc-shaped top plate 16, and the two upper end plates 15 are detachably connected to two ends of the arc-shaped top plate 16 respectively.

Specifically, the lower end plate 11, the middle end plate 13 and the upper end plate 15 are flat heat-insulating plates, as shown in fig. 2 and 3, the upper end of the lower end plate 11 is provided with a first reaction kettle half hole matched with the reaction kettle 2, the lower end of the middle end plate 13 is provided with a second reaction kettle half hole matched with the reaction kettle 2, the first reaction kettle half hole and the second reaction kettle half hole enclose a reaction kettle hole, and the end of the reaction kettle 2 is rotatably arranged in the reaction kettle hole. Specifically, the number of the first reaction kettle half-hole and the second reaction kettle half-hole corresponds to the number of the reaction kettles 2, and in this embodiment, the number of the first reaction kettle half-hole and the second reaction kettle half-hole is two.

Specifically, the upper end of the middle end plate 13 is provided with a first dryer half-hole, the lower end of the upper end plate 15 is provided with a second dryer half-hole, the first dryer half-hole and the second dryer half-hole enclose a dryer hole, and the end of the dryer 4 is rotatably arranged in the dryer hole.

Specifically, the lower side plate 12, the middle side plate 14 and the arc top plate 16 are all arc-shaped heat insulation plates, and the arc diameters of the lower side plate 12, the middle side plate 14 and the arc top plate 16 are the same, so that a cylindrical shell as shown in fig. 2 can be enclosed.

Specifically, the lower end plate 11, the lower side plate 12, the middle end plate 13, the middle side plate 14, the upper end plate 15 and the edge of the arc-shaped top plate 16 are provided with connecting parts, two adjacent connecting parts are connected through bolts, and a sealing strip is clamped between the two adjacent connecting parts.

As a further scheme of this embodiment, the drying device further includes a distributor 5, the outlet of the drying device and the feeding port are correspondingly disposed at one end of the heat-insulating shell 1, the distributor 5 is installed below the outlet of the drying device and above the feeding port, and the material discharged from the outlet of the drying device is fed into the feeding port of the reaction kettle 2.

As a further scheme of this embodiment, as shown in fig. 7, the distributor 5 is a conveying chain plate, and the conveying chain plate rotates forward or backward to feed the materials discharged from the outlet of the dryer into the feeding ports of the two reaction vessels 2, respectively.

Specifically, when the distributor 5 is a conveying chain plate, the conveying chain plate is driven by a distribution motor to positively convey materials in a period of time, and the materials are conveyed into one of the reaction kettles 2; when one of the reaction kettles 2 is full or after a period of feeding time, the material distributing motor rotates reversely and continuously sends the materials into the other reaction kettle 2; the two reaction kettles 2 were alternately fed.

Alternatively, the distributor 5 may also be a Y-shaped pipeline, the Y-shaped pipeline has a distribution inlet and two distribution outlets, the distribution inlet is communicated with the dryer outlet, and the two distribution outlets are respectively communicated with the feeding ports 211 of the two reaction kettles 2. The number of the reaction kettles 2 can be multiple, the Y-shaped pipeline is provided with a plurality of material distributing outlets, and the material distributing outlets are in one-to-one correspondence and communication with the feeding ports 211 of the reaction kettles 2.

As a further scheme of this embodiment, still include with the heat preservation cover of connection can be dismantled to the one end of heat preservation shell 1, the heat preservation cover with the one end of heat preservation shell 1 forms confined heat preservation cover cavity, the desicator export the pan feeding mouth with tripper 5 all is located in the heat preservation cover cavity.

As a further proposal of the embodiment, the top wall of the hot-blast stove 3 is provided with a hot-blast opening 31 communicated with the interior of the heat-preserving shell 1.

As a further scheme of this embodiment, the top wall of the hot blast stove 3 with a hot blast stove inlet correspondingly disposed below the carbon residue discharge port 213, a leakage-proof guard plate 32 is disposed around the hot blast stove inlet, and the upper end of the leakage-proof guard plate 32 is adapted to the side wall of the reaction kettle 2 and rotatably abutted to the reaction kettle 2.

Specifically, as shown in fig. 4, the chain bar hot air furnace 3 includes a chain bar rack 33, a rectifying shell 34, a chain bar transmission motor 35 and a chain grate, the chain bar rack 33 is a shell with an open top, the rectifying shell 34 is an arc-shaped shell protruding upward, the rectifying shell 34 is installed at the upper end of the chain bar rack 33 and is open in a closed manner, the rectifying shell 34 is provided with the hot air port 31 and the hot air furnace inlet, one, two or more hot air ports 31 are provided, and the leakage-proof guard plate 32 is fixedly connected to the rectifying shell 34. The chain grate stoker is arranged in the chain grate rack 33, the feeding end of the chain grate stoker is correspondingly arranged below the inlet of the hot blast stove, the bottom or the side wall of the chain grate rack 33 is provided with a hot blast stove outlet corresponding to the discharging end of the chain grate stoker, and the chain grate transmission motor 35 drives the chain grate stoker to rotate. The side wall of the chain row frame 33 is also provided with a chain row combustion-supporting fan 36 communicated with the inside of the chain row frame.

The chain-grate hot-blast stove 3 is also called a chain furnace, is one of layer combustion furnaces, and belongs to a mechanical combustion grate. The working principle is as follows: the chain grate is driven by the chain-grate transmission motor to rotate, so that carbon slag is ignited from the feeding end and burnt out from the discharging end, the combustion efficiency can be improved compared with a fixed grate, and the grate-fired furnace is a better combustion device in a grate-fired furnace. And the combusted gas enters the upper cavity through the hot air port 31 and heats and preserves the temperature of the reaction kettle 1.

The working process of the assembled pyrolysis gasification furnace is as follows:

the material gets into dryer 4 from the dryer entry, dry and discharge from the dryer export in dryer 4, the material gets into two reation kettle 2 respectively through tripper 5 in, the material pyrolyzes in reation kettle 2, pyrolysis gas is discharged from pyrolysis gas export 212, when reation kettle 2 arranged the material, the carbon residue got into chain row hot-blast furnace 3 from carbon residue discharge port 213 and further burns and for reation kettle 2 and dryer 4 heat supply, the make full use of energy, need not to add outside fuel again after the reaction begins. The burnt carbon slag is discharged out of the chain-exhaust hot-blast stove 3.

The installation process of the assembled pyrolysis gasifier is as follows:

firstly, a chain row hot blast stove 3 is installed, two lower end plates 11 and two lower side plates 12 are installed on the chain row hot blast stove 3, then two reaction kettles 2 are installed, then two middle end plates 13 are respectively connected with the two lower end plates 11, two middle side plates 14 are respectively connected with the two lower side plates 12, then the dryer 4 is installed, finally, two upper end plates 15 are respectively connected with the two middle end plates 13, two end parts of an arc-shaped top plate 16 are respectively connected with the two upper end plates 15, and two sides of the arc-shaped top plate 16 are respectively connected with the middle side plates 14 on two sides.

The disassembly process of the assembled pyrolysis gasification furnace is opposite to the installation process, namely, the upper end plate 15 and the arc-shaped top plate 16 are disassembled firstly, then the dryer 4 is disassembled, then the middle end plate 13 and the middle side plate 14 are disassembled, then the reaction kettle 2 is disassembled, then the lower end plate 11 and the lower side plate 12 are disassembled, and finally the chain-row hot blast stove 3 is disassembled.

In the description of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims (10)

1. The utility model provides an assembled pyrolysis gasification stove, its characterized in that, includes heat preservation shell (1), reation kettle (2) and chain row hot-blast furnace (3), reation kettle (2) rotationally install in heat preservation shell (1), the one end of reation kettle (2) is stretched out heat preservation shell (1) and pan feeding mouth (211) have, the lateral wall of reation kettle (2) have with carbon residue discharge port (213) of chain row hot-blast furnace (3) intercommunication, heat preservation shell (1) can be dismantled connect in the upper end of chain row hot-blast furnace (3), heat preservation shell (1) can be dismantled by a plurality of heated boards and connect and form.

2. The assembled pyrolysis gasifier according to claim 1, further comprising a dryer (4), wherein the dryer (4) is rotatably installed in the heat-insulating shell (1) and located above the reaction kettle (2), two ends of the dryer (4) extend out of the heat-insulating shell (1), one end of the dryer has a dryer inlet, the other end of the dryer has a dryer outlet, and the dryer outlet is communicated with the material inlet.

3. The fabricated pyrolysis gasifier according to claim 2, wherein the number of the reaction kettles (2) is two, the two reaction kettles (2) are arranged side by side, the material inlet (211) of the two reaction kettles (2) is communicated with the dryer outlet, and the carbon slag discharge outlet (213) of the two reaction kettles (2) is communicated with the chain-row hot blast stove (3).

4. The assembled pyrolysis gasifier according to claim 2, wherein the heat preservation shell (1) comprises a lower heat preservation plate assembly, a middle heat preservation plate assembly and an upper heat preservation plate assembly, the lower heat preservation plate assembly, the middle heat preservation plate assembly and the upper heat preservation plate assembly are sequentially detachably connected from bottom to top to form a hollow cylindrical structure which is transverse and open at the lower end, the lower heat preservation plate assembly is detachably connected to the upper end of the chain row hot blast stove (3), the reaction kettle (2) is installed between the lower heat preservation plate assembly and the middle heat preservation plate assembly, and the dryer (4) is installed between the middle heat preservation plate assembly and the upper heat preservation plate assembly.

5. The fabricated pyrolysis gasifier according to claim 4, wherein the lower insulation board assembly comprises two lower end plates (11) and two lower side plates (12), and the two lower end plates (11) and the two lower side plates (12) are detachably connected end to end; the middle heat-insulation plate assembly comprises two middle end plates (13) and two middle side plates (14), and the two middle end plates (13) and the two middle side plates (14) are detachably connected end to end; the upper insulation board assembly comprises two upper end plates (15) and an arc-shaped top plate (16), and the two upper end plates (15) are detachably connected to the two ends of the arc-shaped top plate (16) respectively.

6. The fabricated pyrolysis gasifier according to claim 3, further comprising a distributor (5), wherein the dryer outlet and the feeding port are disposed at one end of the heat-insulating shell (1) correspondingly, the distributor (5) is disposed below the dryer outlet and above the feeding port, and feeds the material discharged from the dryer outlet into the feeding port of the reaction kettle (2).

7. The fabricated pyrolysis gasifier according to claim 6, wherein the distributor (5) is a conveying chain plate which rotates forward or backward to feed the material discharged from the outlet of the dryer into the feeding ports of the two reaction vessels (2), respectively.

8. The assembled pyrolysis gasifier according to claim 6, further comprising a heat-insulating cover detachably connected with one end of the heat-insulating shell (1), wherein the heat-insulating cover and one end of the heat-insulating shell (1) form a closed heat-insulating cover chamber, and the dryer outlet, the feeding port and the distributor (5) are all located in the heat-insulating cover chamber.

9. The fabricated pyrolysis gasifier according to any one of claims 1 to 8, wherein the top wall of the chain-grate hot blast stove (3) has hot air ports (31) communicating with the inside of the heat-insulating shell (1).

10. The fabricated pyrolysis gasifier according to any one of claims 1 to 8, wherein the top wall of the chain-row hot blast stove (3) is provided with a hot blast stove inlet correspondingly arranged below the carbon residue discharge port (213), the periphery of the hot blast stove inlet is provided with a leakage-proof guard plate (32), and the upper end of the leakage-proof guard plate (32) is matched with the side wall of the reaction kettle (2) and is rotatably abutted against the reaction kettle (2).

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