CN112934401A - Medical waste environmental protection processing apparatus - Google Patents

Abstract

The invention belongs to the technical field of medical waste treatment, and discloses an environment-friendly medical waste treatment device which comprises a base table, wherein a box body is fixedly installed at the top of the base table, a crushing pool is fixedly welded at the upper left corner inside the box body, a stirring roller is fixedly installed at the lower end inside the crushing pool, three crushing cutter rollers are fixedly installed at the upper end inside the crushing pool at equal intervals, a guide table is fixedly installed at the lower left end inside the box body, and two eccentric vibration devices with different sizes are fixedly installed inside the guide table. The garbage treatment device achieves the purpose of good garbage treatment effect by arranging the crushing cutter rollers, the stirring device and the like, garbage entering the box body can be primarily crushed by the three crushing cutter rollers, the primarily crushed garbage can fall into the crushing pool after finishing primary crushing, the size requirement is met, the primarily crushed garbage directly falls into the lower end, and the primarily crushed garbage is continuously remained in the area if the size requirement is not met.

Description

Medical waste environmental protection processing apparatus

Technical Field

The invention belongs to the technical field of medical waste treatment, and particularly relates to an environment-friendly medical waste treatment device.

Background

Hospital waste refers to all waste which needs to be discarded and can not be reused in hospitals, including biological and non-biological waste and domestic waste, medical waste refers to waste generated in the process of carrying out activities such as diagnosis, treatment, nursing and the like on patients, medical waste may contain a large amount of pathogenic microorganisms and harmful chemical substances and even radioactive and destructive substances, and thus medical waste is an important risk factor causing disease transmission or related public health problems.

Along with the development of science and technology, people pay more and more attention to the means of medical waste treatment, also increase gradually to the means of treatment of this type of rubbish, no matter what kind of means all guarantee the thorough and effectual of the processing of rubbish as far as, the most common means that has now is the burning of rubbish, but this means has certain pollution to the environment, area is big simultaneously, often need regional the operation specially, wholly use still to have certain trouble, consequently urgently need a effectual medical waste environmental protection processing apparatus.

Disclosure of Invention

The invention aims to solve the problems, and provides the medical waste environment-friendly treatment device which has the advantages of good waste treatment effect, clean and contactless waste input and small occupied area, and is thorough in treatment.

In order to achieve the purpose, the invention provides the following technical scheme: an environment-friendly medical waste treatment device comprises a base platform, wherein a box body is fixedly installed at the top of the base platform, a crushing pool is fixedly welded at the upper left corner inside the box body, a stirring roller is fixedly installed at the lower end inside the crushing pool, three crushing cutter rollers are fixedly installed at the upper end of the crushing pool in an equal distance mode, a guide platform is fixedly installed at the lower left end of the box body, two eccentric vibration devices with different sizes are fixedly installed inside the guide platform, a pyrolysis chamber is arranged in the middle of the box body, a stirring device is fixedly installed inside the pyrolysis chamber, a pumping plate is movably clamped at the bottom of the pyrolysis chamber, a storage box is placed in the middle of the inside of the base platform, a communicating plate is movably clamped at the lower end of the left side of the pyrolysis chamber, an air inlet device is fixedly installed at the upper end of the right side of the pyrolysis chamber, and a filter screen box is fixedly, the bottom fixed mounting of filter screen box has heating device, heating device's bottom fixed mounting has exhaust apparatus, the back fixed mounting of box has the gear box.

According to a preferred technical scheme, a hinge plate is fixedly mounted on the left side of the top of a box body, limiting blocks are fixedly mounted at the front end and the rear end of the left end of the top of the box body, lifting cylinders are fixedly welded at the front end and the rear end of the upper end of the left side of the box body, movable blocks are movably clamped inside the two lifting cylinders, limiting rings are fixedly welded at the upper ends and the lower ends of the two lifting cylinders, traction ropes are fixedly connected at the upper ends and the lower ends of the movable blocks, a pedal is hinged to the lower end of the left side of the box body, placing cylinders are fixedly mounted at the front end and the rear end of the bottom of the left side of the box body, flexible adhesive tapes are movably clamped inside the two placing cylinders, accommodating grooves are formed in the two ends of the middle of the left side of the box body, two electric control rails.

As a preferred technical scheme of the invention, a cross groove is formed in the lifting cylinder, a cross block is fixedly mounted on the surface of the movable block, the cross block is movably clamped in the cross groove, the outer diameter value of a cylinder of the movable block is smaller than the inner diameter value of the limiting ring, the inner diameter of the lifting cylinder is gradually changed into two ends, which are smaller, and the middle part of the inner diameter of the lifting cylinder is larger, and the length ratio of the inner diameter of the lifting cylinder is one to four from top to bottom.

As a preferred technical scheme of the present invention, the pulling rope is of a two-segment structure, and upper and lower ends of an upper portion of the pulling rope are respectively and fixedly connected to a left side of the hinge plate and a top of the movable block, and a lower portion of the pulling rope is respectively and fixedly connected to a bottom of the movable block and a top of the pedal, the pedal is pulled to cover a left sidewall of the box when the hinge plate is closed at the top of the box, and the hinge plate is pulled to be perpendicular to the ground when the pedal is inclined toward the outside by thirty degrees.

As a preferred technical scheme of the invention, crushing cutters are integrally cast on the surfaces of the three crushing cutter rollers, the number of the crushing cutters of each group of crushing cutter rollers is seven, the crushing cutters of each group of crushing cutter rollers are staggered in sequence, the positions of the crushing cutters of each group of crushing cutter rollers are staggered, and holes are uniformly penetrated through the lower end surface of the crushing pool.

As a preferred technical scheme of the invention, the back surfaces of the three crushing cutter rollers, the stirring roller, the two eccentric vibration devices and the turning device rotating rod are fixedly provided with matched gears which are arranged in a gear box, and the gear box is filled with lubricating oil with one-fourth height.

As a preferred technical scheme of the invention, the electric control trolley is composed of a carriage, a turnover plate, a frame and a hydraulic rod, the left end and the right end of the electric control track are connected and sealed, the length value of the carriage in the electric control trolley is smaller than that of an opening at the left end of the top of the box body, the carriage is in a hollow parallelogram without a top cover and inclined to the right, and the turnover plate normally leans against the left side of the carriage.

As a preferred technical scheme, the stirring device comprises two gear rollers and a gear belt, wherein fishing plates are fixedly arranged on the surface of the gear belt at equal intervals, the vertical length value of the fishing plates is smaller than the vertical height of the gear belt and the bottom of the pyrolysis chamber, and the storage box, the communicating plate and the air inlet device respectively penetrate through the front face of the box body and the front face of the bottom platform.

Compared with the prior art, the invention has the following beneficial effects:

1. the invention achieves the purpose of good garbage treatment effect by arranging the crushing cutter rollers, the stirring roller, the stirring device and the like, garbage entering the box body can be primarily crushed by the three crushing cutter rollers, the primarily crushed garbage can fall into the crushing pool after finishing the primary crushing, the garbage directly falls into the lower end according with the size requirement, if the garbage does not meet the requirement, the garbage is continuously remained in the area, then secondary crushing of the garbage is realized under the help of the stirring roller until the garbage completely meets the requirement, then the crushed garbage enters the pyrolysis chamber for pyrolysis treatment, the whole pyrolysis chamber is in a completely sealed state in the pyrolysis process, at the moment, the stirring device continuously drives the crushed garbage to move, the heating device at the right end is ensured to have good pyrolysis effect, the pyrolysis degree is improved to the maximum extent, the working efficiency is improved, the pumping plate is taken out after the pyrolysis is finished, and harmless ash garbage falls into the containing box, the whole garbage treatment process is clean and has good effect, and the garbage can be crushed, decomposed, sterilized and disinfected to the maximum extent.

2. The invention achieves the purpose of putting garbage into a clean and contactless way by arranging the electric control trolley, the pedal, the hinge plate and the like, when the garbage needs to be treated, the garbage needs to be put into corresponding treatment equipment in advance, the garbage is manually poured into the electric control trolley, then the pedal is stepped by feet, the opening of the hinge plate can be well completed by matching the upper traction rope and the movable block, the whole hinge plate is relatively soft and has good opening and closing effects due to the self structure of the lifting cylinder, when the hinge plate is opened, the electric control trolley is manually controlled to dump the garbage, the whole garbage throwing process is clean and sanitary without contact, and when the hinge plate is closed, the whole pedal can be effectively stored together with the traction rope.

3. The invention achieves the purpose of small occupied area and thorough treatment by arranging the pyrolysis chamber, the air inlet device, the filter screen box and the like, and the invention adopts a pyrolysis mode aiming at the garbage treatment, so that the crushing movement and the pyrolysis can be integrated together, the occupation of space is reduced to the maximum extent, and the mode has low requirements on the surrounding environment; in addition, a whole set of air inlet, exhaust and filtering treatment device can ensure that the hot air which slowly moves inside also has simple air flow, and when the hot air is pyrolyzed aiming at the internal garbage, the internal air can be well simply treated, so that the region which cannot be treated inside the equipment is relatively clean.

Drawings

FIG. 1 is a schematic view of the interior of a box according to the present invention;

FIG. 2 is a schematic top view of the structure of the present invention;

FIG. 3 is a schematic view of the hinge plate, the lifting cylinder, the pulling rope and the pedal of the present invention;

FIG. 4 is a schematic structural appearance according to the present invention;

FIG. 5 is a schematic cross-sectional view of a lift cylinder according to the present invention;

FIG. 6 is an exploded view of the lifting cylinder, the movable block, the limiting ring and the pulling rope according to the present invention;

FIG. 7 is a right side interior view of the structural box of the present invention;

FIG. 8 is a schematic view of a structural interconnect plate of the present invention.

In the figure: 1. a base table; 2. a box body; 3. a hinge plate; 4. a limiting block; 5. a lifting cylinder; 6. a movable block; 7. a limiting ring; 8. a hauling rope; 9. accommodating grooves; 10. a pedal; 11. placing the cylinder; 12. a flexible adhesive tape; 13. an electrically controlled track; 14. an electric control trolley; 15. a crushing pool; 16. a stirring roller; 17. a crushing cutter roll; 18. a guide table; 19. an eccentric vibrating device; 20. a pyrolysis chamber; 21. a stirring device; 22. drawing the plate; 23. a storage box; 24. a communication plate; 25. an air intake device; 26. a filter screen box; 27. a heating device; 28. an exhaust device; 29. a gear box.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1 to 8, the invention provides an environment-friendly medical waste treatment device, which comprises a base platform 1, wherein a box body 2 is fixedly installed at the top of the base platform 1, a crushing pool 15 is fixedly welded at the upper left corner inside the box body 2, a stirring roller 16 is fixedly installed at the lower end inside the crushing pool 15, three crushing cutter rollers 17 are fixedly installed at the upper end inside the crushing pool 15 at equal intervals, a guide platform 18 is fixedly installed at the lower left end inside the box body 2, two eccentric vibration devices 19 with different sizes are fixedly installed inside the guide platform 18, a pyrolysis chamber 20 is arranged at the middle inside of the box body 2, a stirring device 21 is fixedly installed inside the pyrolysis chamber 20, a drawing plate 22 is movably clamped at the bottom of the pyrolysis chamber 20, a storage box 23 is placed at the middle inside the base platform 1, a communicating plate 24 is movably clamped at the lower end on the left side of the pyrolysis chamber 20, and an air inlet device 25 is fixedly installed, a filter screen box 26 is fixedly arranged at the bottom of the air inlet device 25, a heating device 27 is fixedly arranged at the bottom of the filter screen box 26, an exhaust device 28 is fixedly arranged at the bottom of the heating device 27, and a gear box 29 is fixedly arranged at the back of the box body 2.

Wherein, the left side of the top of the box body 2 is fixedly provided with a hinge plate 3, the front end and the rear end of the left end of the top of the box body 2 are both fixedly provided with a limiting block 4, the front end and the rear end of the upper end of the left side of the box body 2 are both fixedly welded with a lifting cylinder 5, the inner parts of the two lifting cylinders 5 are both movably clamped with a movable block 6, the upper end and the lower end of the two lifting cylinders 5 are both fixedly welded with a limiting ring 7, the upper end and the lower end of the movable block 6 are both fixedly connected with a traction rope 8, the lower end of the left side of the box body 2 is hinged with a pedal 10, the front end and the rear end of the bottom of the left side of the box body 2 are both fixedly provided with a placing cylinder 11, the inner parts of the two placing cylinders 11 are both movably clamped with a flexible adhesive tape 12, the two ends of the middle, medical waste often inside contains very many bacterial virus, and it is exactly that the door plant that it covered also all has certain bacterium, and the people hand is gone to pull open and is infected with easily, and this patent is used to be provided with cooperation such as footboard 10, a lift section of thick bamboo 5 and haulage rope 8, can just can be smooth without the contact of people hand opening hinge plate 3, and the delivery of on the other hand rubbish then relies on the automation of automatically controlled dolly 14 to unload, has reduced the contact of people hand, has guaranteed the clear and sanitary of rubbish.

Wherein, the inside of the lifting cylinder 5 is provided with a cross groove, the surface of the movable block 6 is fixedly provided with a cross block, the cross block is movably clamped inside the cross groove, the outer diameter value of the cylinder of the movable block 6 is smaller than the inner diameter value of the limiting ring 7, the inner caliber of the lifting cylinder 5 is gradually changed, the two ends are small, the middle part is large, the length ratio of the inner caliber of the lifting cylinder 5 is one to four, when the hinge plate 3 needs to be opened, the lower end traction rope 8 can be manually pulled on the movable block 6 and the upper end traction rope 8 through the pedal 10, the movable block 6 is movably clamped inside the lifting cylinder 5, the upper part and the lower part inside the lifting cylinder 5 are small, when the hinge plate 3 is opened suddenly or closed suddenly, the impact of the upper end and the lower end of the lifting cylinder 5 can be relatively mild, the impact between the hinge plate 3 and the box body 2 is reduced, meanwhile, the middle part of the lifting cylinder 5 is of a conventional size, the turnover of the hinge plate 3 is controlled to be quicker, the whole structure can work cooperatively to ensure that the hinge plate 3 can be opened and closed quickly, and the last section of the hinge plate which is closed and opened is relatively soft.

Wherein, haulage rope 8 is two segmentation structures, and the upper and lower end of 8 upper portions of haulage rope respectively with the left side of hinge plate 3, the top of movable block 6 is fixed connection mutually, the lower part of haulage rope 8 respectively with the bottom of movable block 6, the top of footboard 10 is fixed connection mutually, footboard 10 is pulled and is covered on the left side wall of box 2 when hinge plate 3 is closed at the top of box 2, footboard 10 is pulled perpendicular to ground when inclining thirty degrees to the outside, set the length of haulage rope 8 to be like this, when need not open hinge plate 3, footboard 10 structure is automatic to be pulled and is laminated perpendicularly at box 2 lateral wall, if open need step on footboard 10 gently, this moment hinge plate 3 receives the completion self opening that the cooperation work of two stopper 4 also can be smooth.

Wherein, the integrative casting in surface of three crushing cutter roller 17 has broken cutter, and the quantity that the broken cutter of every group crushing cutter roller 17 was seven angles and staggers in proper order, the broken cutter position of every group crushing cutter roller 17 staggers each other, the lower extreme surface of crushing pond 15 evenly runs through there is the hole, this patent is the pyrolysis to medical waste's treatment means, it is effectual in order to guarantee the pyrolysis, consequently, need carry out crushing treatment in advance to rubbish, three groups crushing cutter roller 17 rotates the stirring to medical waste and smashes, will fall into the lower extreme of crushing pond 15 inside afterwards, the rubbish that the size is suitable falls into directly 18 tops of guide table, it is in this region to be left if not conform to the size, it is broken by three crushing cutter roller 17 again under stirring of stirring roller 16 afterwards, can discharge until meeting the requirement.

Wherein, the equal fixed mounting in the back that three smash cutter roller 17, stirring roller 16, two eccentric vibrator 19, the device 21 dwang of stirring has the cooperation gear, and the cooperation gear all sets up in the inside of gear box 29, and the inside packing of gear box 29 has the lubricating oil of quarter height, utilizes gear drive cooperation stable effectual, and special gear box 29 packing has lubricating oil can guarantee that gear rotation is smooth stable, long service life simultaneously.

Wherein, automatically controlled dolly 14 is by the carriage, turn over the folded plate, frame and hydraulic stem combination, the connection is all done at both ends about automatically controlled track 13 and is sealed, the length value of carriage is less than the open-ended length value of 2 top left ends of box in the automatically controlled dolly 14, the carriage structure is the hollow parallelogram of no top cap of slope to the right side, turn over the folded plate and lean on the left side in the carriage under the normal condition, when needs handle medical waste, the manual work is emptyd rubbish to 14 carriages inside of automatically controlled dolly, single 3 structures of hinge plate of opening afterwards, automatically controlled dolly 14 moves the leftmost end to automatically controlled track 13, then start the hydraulic stem and overturn the inside rubbish in carriage to 2 inside, whole process is simple clean, do not need the contact of people's hand completely.

Wherein, the stirring device 21 is by two gear rollers, gear belt constitutes, gear belt's surperficial equidistance fixed mounting drags for the board, the vertical length value of dragging for the board is less than the vertical height of gear belt and pyrolysis chamber 20 bottom, receiver 23, intercommunication board 24 and air inlet unit 25 run through the front of box 2 and the front of sill 1 respectively, it is inside that pyrolysis chamber 20 is carried to preceding by broken rubbish, gear belt control drags for the board afterwards to drag for the transport to inside rubbish, right-hand member heating device 27 can carry out better pyrolysis treatment to wherein crushing rubbish this moment, promote its pyrolysis work efficiency in the at utmost.

The working principle and the using process of the invention are as follows:

the garbage is manually dumped into the electric control trolley 14, then the pedal 10 is stepped by feet, the lifting cylinder 5, the movable block 6 and the traction rope 8 are utilized to realize the opening of the hinge plate 3 structure, the electric control trolley 14 moves towards the left side to dump the garbage, meanwhile, the three crushing cutter rollers 17 and the stirring roller 16 rotate simultaneously, the garbage is rapidly crushed, the garbage which does not meet the falling requirement is repeatedly processed until the garbage falls down from the bottom of the crushing pool 15 smoothly, the garbage falls into the upper part of the guide table 18, the two eccentric vibration devices 19 at the lower end impact the bottom of the guide table 18 in the rotating process to accelerate the falling speed of the garbage, when the garbage completely falls into the pyrolysis chamber 20, the communication plate 24 is manually clamped at the right end of the guide table 18 to realize the sealing of the whole pyrolysis chamber 20 (the opening at the right end of the guide table 18 is blocked by the corresponding structure under the ordinary conditions), at this moment, start heating device 27 and carry out pyrolysis work to pyrolysis chamber 20 inside, at the same time, it also rotates constantly to stir device 21 and drives heat treatment with rubbish, inside hot-air has a simple and easy flow under air inlet unit 25 and exhaust apparatus 28's cooperation, it is effectual to guarantee the pyrolysis, be provided with filter screen box 26 in addition and can do the processing of a simple hot-air rubbish, accomplish pyrolysis work back, the manual work is taken out board 22, the rubbish that becomes ashes then falls into to and receives inside box 23 smoothly, at last again with the inside refuse treatment of receiver 23 can.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (8)

1. The utility model provides a medical waste environmental protection processing apparatus, includes base frame (1), its characterized in that: the top fixed mounting of base frame (1) has box (2), the fixed welding in the upper left corner of box (2) inside has crushing pond (15), the lower extreme fixed mounting who smashes pond (15) inside stirs roller (16), and smashes the upper end equidistance fixed mounting of pond (15) inside and have three crushing cutter roller (17), the left lower extreme fixed mounting of box (2) inside has guide table (18), the inside fixed mounting of guide table (18) has two eccentric vibrator (19) of different sizes, pyrolysis chamber (20) have been seted up at the middle part of box (2) inside, the inside fixed mounting of pyrolysis chamber (20) has stirring device (21), and the bottom activity joint of pyrolysis chamber (20) has drawer board (22), receiver (23) have been placed at the inside middle part of base frame (1), the left lower extreme activity joint of pyrolysis chamber (20) has intercommunication board (24), and the upper end fixed mounting on pyrolysis chamber (20) right side has air inlet unit (25), the bottom fixed mounting of air inlet unit (25) has filter screen box (26), the bottom fixed mounting of filter screen box (26) has heating device (27), the bottom fixed mounting of heating device (27) has exhaust apparatus (28), the back fixed mounting of box (2) has gear box (29).

2. The environmental protection medical waste disposal device according to claim 1, wherein: the hinge plate (3) is fixedly mounted on the left side of the top of the box body (2), the front end and the rear end of the left end of the top of the box body (2) are respectively and fixedly provided with a limiting block (4), the front end and the rear end of the upper end of the left side of the box body (2) are respectively and fixedly welded with a lifting cylinder (5), the inner parts of the two lifting cylinders (5) are respectively and movably clamped with a movable block (6), the upper end and the lower end of the two lifting cylinders (5) are respectively and fixedly welded with a limiting ring (7), the upper end and the lower end of the movable block (6) are respectively and fixedly connected with a traction rope (8), the left lower end of the box body (2) is hinged with a pedal (10), the front end and the rear end of the bottom of the left side of the box body (2) are respectively and fixedly provided with a placing cylinder (11), the, two electric control rails (13) are fixedly mounted at the right end of the top of the box body (2), and an electric control trolley (14) is movably clamped in the two electric control rails (13).

3. The environmental protection medical waste disposal device according to claim 2, wherein: the cross groove has been seted up to the inside of a lift section of thick bamboo (5), the fixed surface of movable block (6) installs the cross piece, the cross piece activity joint is inside the cross groove, the cylindrical external diameter value of movable block (6) is less than the internal diameter value of spacing ring (7), the size of a lift section of thick bamboo (5) inside bore is the little middle part in gradual change formula both ends big, and the length ratio from the top down of a lift section of thick bamboo (5) inside bore is one to four to one.

4. The environmental protection medical waste disposal device according to claim 2, wherein: haulage rope (8) are two segmentation structures, and the upper and lower end of haulage rope (8) upper portion respectively with the left side of hinge plate (3), the top of movable block (6) looks fixed connection, the lower part of haulage rope (8) respectively with the bottom of movable block (6), the top of footboard (10) looks fixed connection, footboard (10) are pulled and are covered on the left side wall of box (2) when the top of box (2) is closed in hinge plate (3), hinge plate (3) are pulled perpendicular to ground when footboard (10) outwards incline thirty degrees.

5. The environmental protection medical waste disposal device according to claim 1, wherein: the crushing cutters are integrally cast on the surfaces of the three crushing cutter rollers (17), the number of the crushing cutters of each group of crushing cutter rollers (17) is seven, the crushing cutters of each group of crushing cutter rollers (17) are staggered in sequence, the crushing cutter positions of each group of crushing cutter rollers (17) are staggered mutually, and holes are uniformly penetrated through the surface of the lower end of the crushing pool (15).

6. The environmental protection medical waste disposal device according to claim 1, wherein: it is three smash cutter roller (17), stirring roller (16), two eccentric vibrator (19), the equal fixed mounting in back of stirring device (21) dwang has the cooperation gear, the cooperation gear all sets up the inside at gear box (29), the inside packing of gear box (29) has the lubricating oil of quarter height.

7. The environmental protection medical waste disposal device according to claim 2, wherein: automatically controlled dolly (14) are by the carriage, turn over the folded plate, frame and hydraulic stem combination, the connection is all done at both ends about automatically controlled track (13) and is sealed, the length value of carriage is less than the open-ended length value of box (2) top left end in automatically controlled dolly (14), the carriage structure is the hollow parallelogram of no top cap of right slope, turn over the folded plate and lean on the left side in the carriage under the normal condition.

8. The environmental protection medical waste disposal device according to claim 1, wherein: stirring device (21) comprises two gear rollers, gear belt's surperficial equidistance fixed mounting has drags for the board, the vertical length value of dragging for the board is less than the vertical height of gear belt and pyrolysis chamber (20) bottom, receiver (23), intercommunication board (24) and air inlet unit (25) run through the front of box (2) respectively with the front of sill (1).

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