CN209663967U - A kind of device preparing straw biological charcoal using high temperature thermal desorption waste heat - Google Patents

Abstract

The utility model discloses a kind of device for preparing straw biological charcoal using high temperature thermal desorption waste heat, including charcoal carbonizing kiln, conveyer frames and spike device, the outer surface welding of charcoal carbonizing kiln is equipped with fixed frame, is equipped with inner cylinder in the inner cavity of charcoal carbonizing kiln；Whole device utilizes the soil residual temperature after thermal desorption reparation and the stalk synthesising biological charcoal of addition, so that the characteristic of soil greatly improves；One end of second insulation board is fastened on the connection card chamber of the first insulation board, so that the connection between adjacent the first insulation board and the second insulation board is even closer, is reduced the loss of heat to greatest extent, is improved the environmental condition of charcoal preparation；Stalk enters to the inside of spice frame by sealing spike bucket, and is stirred by mixing roll, so that stalk more crushes before entering to inner cylinder, furthermore prevents stalk from causing it to play influence to the carbonization process of charcoal in conglomeration after a long time placement.

Description

A kind of device preparing straw biological charcoal using high temperature thermal desorption waste heat

Technical field

The utility model relates to charcoal preparation technical fields, specially a kind of to prepare stalk using high temperature thermal desorption waste heat The device of charcoal.

Background technique

Currently, the organic pollutant of soil is mainly repaired using thermal desorption technology.Thermal desorption technology is as a kind of object Manage restorative procedure have pollutant process range is wide, processing speed is high, repairing efficiency is short, at low cost, equipment is removable, repair after The advantages that soil is recycling can once reach control target when containing several different boiling organic pollutants for many, and one As the desorption rate of organic pollutant can achieve 90% or more.It is non-oxide especially for this kind of chlorinated organics of Polychlorinated biphenyls The processing mode of burning can substantially reduce the generation of dioxin, avoid secondary pollution, however, thermal desorption roller is being higher than 287 At a temperature of DEG C, the natural organic substance in soil can be decomposed destruction, and humus can generate thermal decomposition and produce at 385~485 DEG C Object (such as: alkanes, phenols and polycyclic aromatic compound), such soil organism can largely lose, and cause to be repaired soil fertilizer The decline of power level is impaired, and the Substantial evaluation of soil is worse, on the other hand, the soil after the reparation of high temperature thermal desorption technology Residual temperature temperature is still very high, needs to enter cooling system and cools down, finally enters discharge system and complete repair process.Repair work Journey common engineering amount is very big, causes a large amount of residual heat resources that cannot efficiently use and be wasted.

The utility model is mainly realized using agricultural wastes straw as raw material, after being repaired using high temperature thermal desorption technology Soil waste heat synthesizes straw biological charcoal in charcoal carbonizing kiln, achievees the purpose that the treatment of wastes with processes of wastes against one another.The charcoal of synthesis is on the one hand It can be added in the soil after repairing and remove supplement soil organic matter content, improve soil characteristic, level of increasing soil fertility, solution The problem of certainly original fertility level of soil loses, promotes the self-regeneration of soil and the fast quick-recovery of ecological functions.On the other hand, It can also solely be sold separately as charcoal fertilizer material list using the straw biological charcoal that waste heat synthesizes, while agriculture waste may be implemented The resource utilization of object stalk, we provide a kind of device that straw biological charcoal is prepared using high temperature thermal desorption waste heat thus, with Solve the problems mentioned above in the background art.

Utility model content

The purpose of this utility model is to provide a kind of device for preparing straw biological charcoal using high temperature thermal desorption waste heat, with Solve the problems mentioned above in the background art.

The purpose of this utility model can be achieved through the following technical solutions: a kind of to prepare straw using high temperature thermal desorption waste heat The device of stalk charcoal, including charcoal carbonizing kiln, conveyer frames, spike device and nitrogen source device, the charcoal carbonizing kiln Outer surface welding be equipped with fixed frame, be equipped with inner cylinder in the inner cavity of the charcoal carbonizing kiln, the both ends of the inner cylinder with The end of fixed frame is fixedly connected, and the side of the fixed frame is connected with spike device, and the spike device includes that sealing is mixed Hopper, spice frame, blanking rack and rotating electric machine, the side of the blanking rack are fixedly connected with the side of fixed frame, the blanking The upper surface of frame is vertical with spice frame to be connect, and one end of blanking rack is connected setting with one end of inner cylinder, the spice frame Upper end and the lower end of sealing spike bucket are welded and are arranged, and the upper surface middle part connection of the sealing spike bucket is equipped with stalk and adds tank, The side of the fixed frame is vertically equipped with backing plate, and the rotating electric machine is fixedly mounted on the upper surface of backing plate, the rotating electric machine Upper end rotation be equipped with central axis, central axis is through blanking rack and extends to the lower end of spice frame, and the upper end of the central axis is hung down It is directly equipped with mixing roll, mixing roll is rotatably arranged on the inside of spice frame, and one end of the conveyer frames is located at the one of sealing spike bucket Side, the upper end welding of the conveyer frames are equipped with sealing conveying pipeline, and one end of the sealing conveying pipeline and fixed frame are filled far from spike The one end set is connected setting, and the one end for sealing conveying pipeline extends to the inside of charcoal carbonizing kiln, the table of the conveyer frames Face is detachably equipped with insulation board, and one end of the charcoal carbonizing kiln is equipped with discharge nozzle, and one end of discharge nozzle is equipped with cooling tank, institute The inside for stating cooling tank is equipped with guide rack, and guide rack is located at the underface of discharge nozzle one end, and the nitrogen source device is located at biology For charcoal carbonizing kiln close to one end of cooling tank, one end of nitrogen source device is equipped with gas-guide tube, and the one of one end of gas-guide tube and blanking rack Side is connected setting.

Preferably, the lower surface welding of the conveyer frames is equipped with support frame, and the one of one end of support frame as described above and fixed frame The setting of side vertical welding.

Preferably, the insulation board includes the first insulation board and the second insulation board, and the side of first insulation board opens up There is connection card chamber, one end activity of second insulation board is fastened on the surface of connection card chamber.

Preferably, the inner wall Symmetrical vertical of first insulation board and the second insulation board is equipped with limited block, the conveyer frames Outside symmetrically offer limiting slot, the limited block is slidably arranged in the inside of limiting slot.

Preferably, the lower end of the blanking rack offers axial trough, and one end of the central axis is arranged through axial trough, and center Axis is in contact part with axial trough equipped with bearing.

Preferably, the mixing roll is helical metal stick structure, and the outer ring of the mixing roll and the inner wall of spice frame are tangent.

Preferably, the inside of the cooling tank offers cooling bath and blow tank, blow tank be located at the lower end of cooling tank and Be connected setting with the lower end of cooling bath, and the guide rack is located at the positive middle part of cooling bath, and the outer surface of the guide rack is symmetrical Equipped with support plate, one end of support plate is connected with the surface of cooling bath.

Preferably, the side of the conveyer frames is equipped with thermal desorption device, and the lower end welding of the thermal desorption device is equipped with Expects pipe, the lower end of the discharge nozzle are connected setting with the upper end of conveyer frames.

Preferably, insertion is equipped with insulation cover in the inner cavity interlayer of the charcoal carbonizing kiln, which is CAS magnalium matter Insulation construction, the inner cylinder are equipped with escape pipe far from the end surface connection of spike device, and one end of escape pipe is through fixation Frame simultaneously extends to the setting of its outer end, and the surface of the escape pipe is fixed with control valve.

The utility model has the beneficial effects that

1, the stalk synthesising biological charcoal charcoal of soil residual temperature and addition after whole device is repaired using thermal desorption, makes The characteristic for obtaining soil greatly improves；

2, one end of the second insulation board is fastened on the connection card chamber of the first insulation board so that the first adjacent insulation board with Connection between second insulation board is even closer, reduces the loss of heat to greatest extent, improves the environmental condition of charcoal preparation；

3, stalk enters to the inside of spice frame by sealing spike bucket, and is stirred by mixing roll, so that stalk It is more crushed before entering to inner cylinder, the charing for furthermore preventing stalk from leading to it to charcoal in conglomeration after a long time placement Process plays influence；

4, the utility model has reached improvement soil texture by adding stalk in the soil；Improve acid soil；It protects Water, fertilizer conservation, getting fat；Adsorb heavy metal；Improve crop yield.

Detailed description of the invention

The utility model will be further described below with reference to the accompanying drawings.

Fig. 1 is the utility model structure diagram；

Fig. 2 is the utility model insulating plate structure schematic diagram；

Fig. 3 is the utility model spike device schematic cross-section；

Fig. 4 is the utility model structure front schematic view；

Fig. 5 is the utility model charcoal carbonizing kiln the schematic diagram of the section structure；

Fig. 6 is the utility model cooling tank schematic structural cross-sectional view.

In figure: 1 charcoal carbonizing kiln, 11 fixed frames, 12 backing plates, 13 insulation covers, 14 escape pipes, 141 control valves, 15 inner cylinders Body, 2 conveyer frames, 21 limiting slots, 22 sealing conveying pipelines, 3 insulation boards, 31 first insulation boards, 311 connection card chambers, 312 limited blocks, 32 second insulation boards, 4 support frames, 5 stalks addition tank, 6 spike devices, 61 sealing spike buckets, 62 spice framves, 63 blanking racks, 7 rotations Rotating motor, 71 central axises, 72 mixing rolls, 8 thermal desorption devices, 81 discharge nozzles, 9 nitrogen source devices, 91 gas-guide tubes, 10 cooling tanks, 101 cooling baths, 102 guide racks, 1021 support plates, 103 blow tanks.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without creative efforts All other embodiment obtained, fall within the protection scope of the utility model.

Fig. 1-6 is please referred to, the utility model provides a kind of technical solution: a kind of to prepare stalk using high temperature thermal desorption waste heat The outer surface welding of the device of charcoal, including charcoal carbonizing kiln 1, conveyer frames 2 and spike device 6, charcoal carbonizing kiln 1 is set There is fixed frame 11, inner cylinder 15 is equipped in the inner cavity of charcoal carbonizing kiln 1, the both ends of inner cylinder 15 and the end of fixed frame 11 are solid Fixed connection, the side of fixed frame 11 are connected with spike device 6, spike device 6 include seal spike bucket 61, spice frame 62, under Expect frame 63 and rotating electric machine 7, the side of blanking rack 63 is fixedly connected with the side of fixed frame 11, the upper surface of blanking rack 63 with mix Expect that frame 62 vertically connects, one end of blanking rack 63 is connected setting, the upper end of spice frame 62 and sealing with one end of inner cylinder 15 Setting is welded in the lower end of spike bucket 61, and the upper surface middle part connection of sealing spike bucket 61 is equipped with stalk and adds tank 5, fixed frame 11 Side is vertically equipped with backing plate 12, and rotating electric machine 7 is fixedly mounted on the upper surface of backing plate 12, and the upper end rotation of rotating electric machine 7 is equipped with Central axis 71, central axis 71 run through blanking rack 63 and extend to the lower end of spice frame 62, and the upper end of central axis 71, which is vertically equipped with, grinds Grinding roller 72, mixing roll 72 are rotatably arranged on the inside of spice frame 62, and one end of conveyer frames 2 is located at the side of sealing spike bucket 61, The upper end welding of conveyer frames 2 is equipped with sealing conveying pipeline 22, and the one end for sealing conveying pipeline 22 and fixed frame 11 are far from spike device 6 One end is connected setting, and the one end for sealing conveying pipeline 22 extends to the inside of charcoal carbonizing kiln 1, and the surface of conveyer frames 2 can Disassembly is equipped with insulation board 3, and one end of charcoal carbonizing kiln 1 is equipped with discharge nozzle, and one end of discharge nozzle is equipped with cooling tank 10, cooling tank 10 inside is equipped with guide rack 102, and guide rack 102 is located at the underface of discharge nozzle one end, and nitrogen source device 9 is located at charcoal charcoal Change kiln 1 close to one end of cooling tank 10, one end of nitrogen source device 9 is equipped with gas-guide tube 91, one end of gas-guide tube 91 and charcoal One end of carbonizing kiln 1 is connected setting；Using conveyer frames 2 by soil transport to the inside of charcoal carbonizing kiln 1, while stalk can The inside transport for adding tank 5 from stalk is sufficiently ground to the inside for sealing spike bucket 61 and under the agitation of mixing roll 72 It breaks up and passes through the soil residual temperature after the transport of blanking rack 63 is repaired to the inside of inner cylinder 15, therefore whole device using thermal desorption And addible stalk synthesising biological charcoal gives inner cylinder also with nitrogen source device 9 so that the characteristic of soil is greatly improved 15 inside is inflated to remove the oxygen in its every portion, prevents oxygen from reacting with stalk；Nitrogen source device 9 can be Nitrogen air accumulator or nitrogen gas generator.

Further, the lower surface welding of conveyer frames 2 is equipped with support frame 4, one end of support frame 4 and the side of fixed frame 11 Vertical welding setting；The both ends of support frame 4 are connected with conveyer frames 2 and fixed frame 11 respectively, so that conveyer frames 2 are in conveying soil Shi Gengjia stablizes.

Further, insulation board 3 includes the first insulation board 31 and the second insulation board 32, and the side of the first insulation board 31 opens up There is connection card chamber 311, one end activity of the second insulation board 32 is fastened on the surface of connection card chamber 311；The setting of first insulation board 31 In the lower end of conveyer frames 2, it is this time laid with the second insulation board 32 thereafter up to the upper end of conveyer frames 2, one end of the second insulation board 32 It is fastened on the connection card chamber 311 of the first insulation board 31, so that between adjacent the first insulation board 31 and the second insulation board 32 Connect even closer, the loss of reduction heat to greatest extent, the environmental condition of raising charcoal preparation.

Further, the inner wall Symmetrical vertical of the first insulation board 31 and the second insulation board 32 is equipped with limited block 312, conveyer frames 2 outside symmetrically offers limiting slot 21, and limited block 312 is slidably arranged in the inside of limiting slot 21；First insulation board 31 and The inside of two insulation boards 32 is fastened on the surface of conveyer frames 2, cleaning easy to disassemble by the sliding of symmetrically arranged limited block 312.

Further, the lower end of blanking rack 63 offers axial trough, and one end of central axis 71 is arranged through axial trough, and central axis 71 are in contact part with axial trough equipped with bearing；Friction is reduced, stability when rotation is improved.

Further, mixing roll 72 is helical metal stick structure, the outer ring of the mixing roll 72 and the inner wall of spice frame 62 It is tangent；Stalk enters to the inside of spice frame 62 by sealing spike bucket 61, and is stirred by mixing roll 72, so that stalk It is more crushed before entering to inner cylinder 15, the charcoal for furthermore preventing stalk from leading to it to charcoal in conglomeration after a long time placement Change process plays influence.

Further, the inside of cooling tank 10 offers cooling bath 101 and blow tank 103, and blow tank 103 is located at cooling tank The 10 lower end and setting that is connected with the lower end of cooling bath 101, guide rack 102 are located at the positive middle part of cooling bath 101, guide rack 102 outer surface is symmetrically arranged with support plate 1021, and one end of support plate 1021 is connected with the surface of cooling bath 101；Cooling tank 10 inside is equipped with water, eventually enters by discharge nozzle to cooling tank 10 when soil comes out inside charcoal carbonizing kiln Portion, soil scatter through guide rack 102 and slowly decline along cooling bath 101, achievees the purpose that cool, and finally from out The inside of hopper 103 comes out.

Further, the side of conveyer frames 2 is equipped with thermal desorption device 8, and the lower end welding of thermal desorption device 8 is equipped with discharge nozzle 81, the lower end of discharge nozzle 81 is connected setting with the upper end of conveyer frames 2；It is close that discharge nozzle 81 is connected partially with conveyer frames 2 Envelope processing guarantees the influence that air is reduced as far as in transport.

Further, insertion is equipped with insulation cover 13 in the inner cavity interlayer of charcoal carbonizing kiln 1, which is CAS aluminium Magnesia insulation construction, inner cylinder 15 are fixed with escape pipe 14 far from the end surface of spike device 6, and one end of escape pipe 14 is passed through It wears fixed frame 11 and extends to the setting of its outer end, the surface of escape pipe 14 is fixed with control valve 141；Guarantee that soil is entering to When the inside of charcoal carbonizing kiln 1, temperature is held essentially constant, guarantee soil can using its residual temperature by the final change of stalk at Air inside inner cylinder is excluded also with nitrogen source device 9 and is discharged from escape pipe 14, provided as far as possible by charcoal Oxygen-free environment.

Working principle of the utility model is: using conveyer frames 2 by soil transport to the inside of charcoal carbonizing kiln 1, simultaneously Stalk can from stalk add tank 5 inside transport to sealing spike bucket 61 inside and under the agitation of mixing roll 72, sufficiently into Row grinding breaks up and passes through the soil after the transport of blanking rack 63 is repaired to the inside of inner cylinder 15, therefore whole device using thermal desorption Earth residual temperature and the stalk synthesising biological charcoal of addition, so that the characteristic of soil greatly improves, also with nitrogen source device 9 to interior The inside of cylinder 15 is inflated to remove the oxygen in its every portion, prevents oxygen from reacting with stalk, the first insulation board 31 are arranged in the lower end of conveyer frames 2, are this time laid with the second insulation board 32 thereafter up to the upper end of conveyer frames 2, the second insulation board 32 One end be fastened on the connection card chamber 311 of the first insulation board 31 so that adjacent the first insulation board 31 and the second insulation board 32 Between connection it is even closer, to greatest extent reduce heat loss, improve charcoal preparation environmental condition.

In the description of this specification, the description of reference term " one embodiment ", " example ", " specific example " etc. means Particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least one of the utility model In embodiment or example.In the present specification, schematic expression of the above terms be not necessarily referring to identical embodiment or Example.Moreover, particular features, structures, materials, or characteristics described can be in any one or more embodiment or examples In can be combined in any suitable manner.

Claims (9)

1. a kind of device for preparing straw biological charcoal using high temperature thermal desorption waste heat, including charcoal carbonizing kiln (1), conveyer frames (2), the outer surface welding of spike device (6) and nitrogen source device (9), the charcoal carbonizing kiln (1) is equipped with fixed frame (11), Inner cylinder (15) are equipped in the inner cavity of the charcoal carbonizing kiln (1), both ends and fixed frame (11) of the inner cylinder (15) End is fixedly connected, which is characterized in that the side of the fixed frame (11) is connected with spike device (6), the spike device It (6) include sealing spike bucket (61), spice frame (62), blanking rack (63) and rotating electric machine (7), the side of the blanking rack (63) It is fixedly connected with the side of fixed frame (11), the upper surface of the blanking rack (63) is vertical with spice frame (62) to be connect, blanking rack (63) one end is connected setting with one end of inner cylinder (15), the upper end of the spice frame (62) and sealing spike bucket (61) The upper surface middle part connection of lower end welding setting, sealing spike bucket (61) is equipped with stalk addition tank (5), the fixed frame (11) side is vertically equipped with backing plate (12), and the rotating electric machine (7) is fixedly mounted on the upper surface of backing plate (12), the rotation The upper end rotation of motor (7) is equipped with central axis (71), and central axis (71) is through blanking rack (63) and extends to spice frame (62) The upper end of lower end, the central axis (71) is vertically equipped with mixing roll (72), and mixing roll (72) is rotatably arranged on spice frame (62) Inside, one end of the conveyer frames (2) are located at the side of sealing spike bucket (61), and the upper end welding of the conveyer frames (2) is equipped with It seals conveying pipeline (22), one end of sealing conveying pipeline (22) is connected with fixed frame (11) far from the one end of spike device (6) Logical setting, and the one end for sealing conveying pipeline (22) extends to the inside of charcoal carbonizing kiln (1), the surface of the conveyer frames (2) Insulation board (3) detachably are equipped with, one end of the charcoal carbonizing kiln (1) is equipped with discharge nozzle, and one end of discharge nozzle is equipped with cooling The inside of tank (10), the cooling tank (10) is equipped with guide rack (102), and guide rack (102) is located at the underface of discharge nozzle one end, The nitrogen source device (9) is located at the one end of charcoal carbonizing kiln (1) close to cooling tank (10), one end of nitrogen source device (9) Equipped with gas-guide tube (91), one end of gas-guide tube (91) is connected setting with the side of blanking rack (63).

2. a kind of device for being prepared straw biological charcoal using high temperature thermal desorption waste heat according to claim 1, feature are existed In the lower surface of, conveyer frames (2), welding is equipped with support frame (4), and the one of one end of support frame as described above (4) and fixed frame (11) The setting of side vertical welding.

3. a kind of device for being prepared straw biological charcoal using high temperature thermal desorption waste heat according to claim 1, feature are existed In the insulation board (3) includes the first insulation board (31) and the second insulation board (32), and the side of first insulation board (31) is opened Equipped with connection card chamber (311), one end activity of second insulation board (32) is fastened on the surface of connection card chamber (311).

4. a kind of device for being prepared straw biological charcoal using high temperature thermal desorption waste heat according to claim 3, feature are existed In the inner wall Symmetrical vertical of first insulation board (31) and the second insulation board (32) is equipped with limited block (312), the conveyer frames (2) outside symmetrically offers limiting slot (21), and the limited block (312) is slidably arranged in the inside of limiting slot (21).

5. a kind of device for being prepared straw biological charcoal using high temperature thermal desorption waste heat according to claim 1, feature are existed In the lower end of the blanking rack (63) offers axial trough, and one end of the central axis (71) is arranged through axial trough, and central axis (71) part is in contact with axial trough equipped with bearing.

6. a kind of device for being prepared straw biological charcoal using high temperature thermal desorption waste heat according to claim 1, feature are existed In the mixing roll (72) is helical metal stick structure, and the outer ring of the mixing roll (72) and the inner wall of spice frame (62) are tangent.

7. a kind of device for being prepared straw biological charcoal using high temperature thermal desorption waste heat according to claim 1, feature are existed In the inside of the cooling tank (10) offers cooling bath (101) and blow tank (103), and blow tank (103) is located at cooling tank (10) lower end and the setting that is connected with the lower end of cooling bath (101), the guide rack (102) is being located at cooling bath (101) just The outer surface at middle part, the guide rack (102) is symmetrically arranged with support plate (1021), one end of support plate (1021) and cooling bath (101) surface is connected.

8. a kind of device for being prepared straw biological charcoal using high temperature thermal desorption waste heat according to claim 1, feature are existed In the side of the conveyer frames (2) is equipped with thermal desorption device (8), and the lower end welding of the thermal desorption device (8) is equipped with discharge nozzle (81), the lower end of the discharge nozzle (81) is connected setting with the upper end of conveyer frames (2).

9. a kind of device for being prepared straw biological charcoal using high temperature thermal desorption waste heat according to claim 1, feature are existed In insertion is equipped with insulation cover (13) in the inner cavity interlayer of the charcoal carbonizing kiln (1), which is CAS magnalium matter Insulation construction, the inner cylinder (15) are equipped with escape pipe (14) far from the end surface connection of spike device (6), escape pipe (14) One end through fixed frame (11) and extend to its outer end setting, the surface of the escape pipe (14) is fixed with control valve (141)。