CN210352780U

CN210352780U - Digestion tower for digesting kitchen waste by using hermetia illucens

Info

Publication number: CN210352780U
Application number: CN201920625207.6U
Authority: CN
Inventors: 于景成; 田丹; 靳国良; 田艺伟; 辛凯; 韩光光; 于梓方
Original assignee: CANFIT RESOURCE RECOVERY TECHNOLOGIES Inc
Current assignee: CANFIT RESOURCE RECOVERY TECHNOLOGIES Inc
Priority date: 2019-04-30
Filing date: 2019-04-30
Publication date: 2020-04-21
Anticipated expiration: 2029-04-30

Abstract

The utility model discloses an utilize digestion tower of heisui river horsefly digestion kitchen garbage includes: vertical channel steel, transverse channel steel, a speed reducer, a crank central shaft, a frame rotating shaft, a speed reducer output shaft, a driving bevel gear, a driven bevel gear, a transmission chain wheel, a transmission chain, a digestion box and a slideway, two ends of each frame rotating shaft are provided with a transmission chain wheel, a transmission chain is arranged between the upper transmission chain wheel and the lower transmission chain wheel in the same vertical channel steel, a plurality of slideways are fixed on the chain sheets at the outer sides of the front and the rear pairs of transmission chains through bolts, a digestion box is arranged between two corresponding parallel slideways fixed at the outer sides of the four transmission chains, a crank central shaft is fixed in the middle of the front end at the height of a vertical channel steel, a reducer input shaft is parallel to and above the crank central shaft, a reducer output shaft is vertical to the reducer input shaft and parallel to the transverse channel steel, two ends of the output shaft of the speed reducer are provided with driving bevel gears, and the two driving bevel gears are respectively meshed with driven bevel gears arranged on the frame rotating shaft.

Description

Digestion tower for digesting kitchen waste by using hermetia illucens

Technical Field

The utility model relates to an environmental protection field, concretely relates to utilize black soldier fly to digest kitchen waste's that district resident/office enterprise and public institution class was collected digestion tower.

Background

In recent years, in large and medium-sized cities, residential quarter residents, schools, organizations, enterprises, public institutions and the like are popularized to collect garbage in a classified mode, but how to treat the garbage collected in the classified mode is a problem to be solved urgently. Especially kitchen garbage has high water content, high nutrient content, high organic matter content, easy decay and easy pollution, and a treatment mode which can be treated on site, has no pollution, is quick and simple, has no energy consumption and has economic value is urgently needed.

The hermetia illucens is an insect of hermetia illucens of hermetiaceae of the order diptera, and is also called hermetia illucens. Many biological properties of hermetia illucens are well suited for the digestion of kitchen waste, livestock and poultry manure, kitchen waste and the like. The hermetia illucens larvae have the advantages of nutritional and saprophagy, high feeding capacity, strong stress resistance, overlapped life history and high elasticity, so the hermetia illucens larvae are insects which can digest and treat kitchen waste on site without going out of districts, schools and units.

At present, the hermetia illucens is mainly used for treating kitchen waste and livestock and poultry excrement, the treatment modes mainly comprise 2, one is to simulate the natural environment, a cement treatment pool is built by utilizing the ground, materials to be treated and hermetia illucens eggs are put into the cement treatment pool, after the materials are treated, the materials are screened, and hermetia illucens larva bodies and the insect excrement are respectively collected. The mode has the advantages of less investment, extensive management, large occupied area, labor consumption and poor environment; the other is three-dimensional treatment, the treatment box is placed in a three-dimensional cultivation frame for treatment, the three-dimensional utilization of space is realized, the investment is large, the treatment plate needs to be moved up and down manually or by using lifting equipment such as a forklift during feeding and discharging, the labor is wasted, and more workers are needed, for example, the CN108029641A patent discloses an intelligent full-automatic black soldier fly bioreactor which comprises a bottom plate and a cuboid reaction mechanism fixed on the bottom plate, automatic discharging doors are arranged on the left side wall and the right side wall of the reaction mechanism, two horizontal racks are symmetrically arranged on the front side wall and the rear side wall of the reaction mechanism, first gears meshed with the horizontal racks are arranged on the upper parts of the two horizontal racks, a second gear meshed with the horizontal racks is arranged on one side of each first gear, and the two first gears are connected through a first rotating shaft, the two second gears are connected through a second rotating shaft, and a material conveying pipe is arranged above the rack; the black soldier fly bioreactor also comprises a controller and a control panel, and the first motor is connected with the control electric appliance. However, the device rotates by means of electric energy, energy consumption is high, the occupied area is large, common middle and small cells and schools cannot easily accept the device, the black soldier flies are generally placed in corners far away from crowds to treat kitchen waste, and some places are not provided with power supplies or are not suitable for being connected with the power supplies. For example, in the patent CN20370907, a cultivation platform is provided, which comprises a netted platform and a multi-layer cultivation device. A fine yarn net is laid on the reticular platform, and a culture space for placing nutrients is formed on the surface of the fine yarn net; the multi-layer cultivation space comprises a building frame, wherein a multi-layer cultivation platform is fixed on the building frame along the height direction, the cultivation platform is provided with a crawling slope, the bottom edge of the crawling slope is connected with the edge of a spun yarn net, the top end of the crawling bevel edge extends out of the cultivation space, and a larva collecting tank is arranged below the top end of the crawling slope. This patent will breed the material and lay on the spun yarn net of netted platform, and the difficult timely, the efficient of high-quality polypide of carrying out separates, but relies on the automatic climbing-out of black soldier fly larva after growing to 5 years old to collect. As known to persons skilled in the art, when the black soldier fly larvae grow to 5 th instar that the black soldier fly larvae can climb out automatically, the body of the black soldier fly larvae becomes black, the skin of the black soldier fly larvae becomes thick, the weight of the black soldier fly larvae is reduced, the mouth feel of the feed worm is deteriorated, the grease of the feed worm is reduced, and the quality of the feed worm is reduced. This patent is applicable experimentally but not practical in practice. As the CN108040985A patent, a three-dimensional multi-layer drawing plate type heisui river horsefly larva breeding device and method are disclosed, wherein the device comprises: a base; the supporting frame is vertically arranged on the base; the setting is in a plurality of layers of the at least one side of support frame are taken out board-like cultivation subassembly, a plurality of layers are taken out board-like cultivation subassembly and are followed the support frame direction of height arranges, and top-down divide into and breed the district with a plurality of stages that a plurality of growth stages of heisui river horsefly cultivation cycle correspond, and wherein first stage is bred the district including at least one layer take out board-like cultivation subassembly, the number of piles that the board-like cultivation subassembly that second stage was bred to the district includes is greater than first stage is bred the district, analogizes in proper order, and the number of piles that the board-like cultivation subassembly that later stage was bred to the district includes is greater than preceding stage and breeds the district to and set up the collecting box that is used for collecting ripe larva and. The black soldier fly larvae like to digest and process food under dark and quiet environmental conditions, so that the plate drawing from top to bottom is equivalent to earthquake and collapse, the black soldier fly is frightened, afraid of and not eaten, and the plate drawing is carried out for many times, so that the processing amount and the efficiency are certainly greatly reduced.

Disclosure of Invention

In order to solve the technical problems, the utility model provides a digestion tower for digesting kitchen waste collected by classification of residents/institutions and institutions/schools in residential areas by using hermetia illucens, which realizes the purpose of converting the kitchen waste into organic insect sand and animal protein on the spot by using innovative manual mechanical equipment, solves the environmental protection problems that the kitchen waste is easy to rot and needs to be transported and difficult to treat,

in order to realize the utility model of this application, the utility model discloses a following technical scheme:

the utility model discloses an utilize digestion tower of heisui river horsefly digestion kitchen garbage, it includes: vertical channel-section steel, horizontal channel-section steel, the frame pivot, the backing plate, the crank center pin, first sprocket, the second sprocket, reduction chain, the speed reducer base, the speed reducer output shaft, the initiative bevel gear, driven bevel gear, drive sprocket, drive chain, the digestion box, the slide, the peg, spring telescopic link and sucking disc, four vertical channel-section steels of arranging the rectangle pass through the backing plate and fix subaerial, the welding has at least one horizontal channel-section steel of arranging along vertical channel-section steel direction of height between two adjacent vertical channel-section steels, this horizontal channel-section steel is parallel with ground, before two pairs, two frame pivots are equipped with respectively on the vertical channel-section steel of back, the frame pivot is adorned respectively before two pairs, before the upper end and the lower part of the vertical channel-: the two ends of each frame rotating shaft are provided with a transmission chain wheel, a transmission chain is arranged between an upper transmission chain wheel and a lower transmission chain wheel in the same vertical channel steel, a plurality of slideways are fixed on the chain pieces at the outer sides of the front and the rear pairs of transmission chains by bolts, a plurality of digestion boxes are arranged between two corresponding parallel slideways fixed at the outer sides of the four transmission chains from bottom to top, a crank central shaft is fixed in the middle of the height of one vertical channel steel in the front two vertical channel steels, a first chain wheel is arranged at the end part of the crank central shaft, a crank is arranged on the circumference of the first chain wheel, a speed reducer base is welded on the transverse channel steel between the two vertical channel steels at the front end, the speed reducer is fixed on the speed reducer base, a speed reducer input shaft is parallel to the crank central shaft and is arranged above the crank central shaft, a second chain wheel is arranged on the speed reducer input shaft, and the speed reduction chains are arranged at the outer, the motion transmission with first sprocket is for the second sprocket, the speed reducer output shaft is perpendicular and be on a parallel with the horizontal channel-section steel of welding between two vertical channel-sections of front end with the speed reducer input shaft, the speed reducer output shaft is worn out from the both ends of speed reducer, initiative bevel gear is equipped with at the both ends of speed reducer output shaft, two initiative bevel gears mesh with the driven bevel gear of dress in the frame pivot respectively, it rotates to drive driving sprocket, it has welded the peg to weld between the top of two vertical channel-sections of rear end, this peg is on a parallel with the horizontal channel-section steel of welding between two vertical channel-sections of rear end, digestion box is hung to this peg, the one end of spring telescopic link is articulated with the horizontal channel-section steel of this peg below, the sucking disc is equipped with to the.

The utility model discloses an utilize digestion tower of heisui river horsefly digestion kitchen garbage, wherein: one side of the digestion box is provided with a hook, and the hook is hung on a hanging shaft at the discharge port.

The utility model discloses an utilize digestion tower of heisui river horsefly digestion kitchen garbage, wherein: the hanging shaft is welded on the transverse channel steel positioned below the bottom surface of the uppermost digestion box.

The utility model discloses an utilize digestion tower of heisui river horsefly digestion kitchen garbage, wherein: the slide is the angle steel, and one side welding of angle steel is equipped with a plurality of pulley along its length direction on the opposite side on the drive chain.

The utility model discloses an utilize digestion tower of heisui river horsefly digestion kitchen garbage, wherein: and the slideway is also provided with a reinforcing rib.

The utility model discloses an utilize digestion tower of heisui river horsefly digestion kitchen garbage, wherein: two transverse channel steels arranged along the height direction of the vertical channel steels are welded between two adjacent vertical channel steels.

The utility model discloses an utilize digestion tower of heisui river horsefly digestion kitchen garbage, wherein: and a frame rib plate is welded at the joint of the vertical channel steel and the transverse channel steel.

The utility model discloses an utilize digestion tower of heisui river horsefly digestion kitchen garbage, wherein: the cross section of the digestion box is in the shape of

And (4) shaping.

The utility model discloses an utilize digestion tower of heisui river horsefly digestion kitchen garbage, wherein: the digestion boxes are 8 and are respectively arranged between two corresponding parallel slideways fixed on the outer sides of the four transmission chains from bottom to top.

The utility model discloses an utilize digestion tower of heisui river horsefly digestion kitchen garbage, wherein: the digestion tower further comprises: the plastic cover covers the outside of the digestion tower, an air inlet is formed in the bottom of the plastic cover, 4 deodorization cups and a solar panel are mounted at the top of the plastic cover, an air discharge pipe is mounted at the upper part of each deodorization cup, a granular biological deodorant is placed in each deodorization cup, and under the action of the attractive force of the air discharge pipe, air in the digestion tower is discharged after reaching the standard through the action of the deodorant in each deodorization cup.

Compared with the prior art, the utility model following beneficial effect exists:

1. the digestion tower is simple to operate, labor-saving and unattended, and can be completed by only one operator during feeding and discharging;

2. the digestion tower can convert kitchen garbage into organic insect sand and animal protein on site, the organic insect sand can be applied to flowers, plants and trees nearby, and insect bodies can be directly used as living feeds or sold to feed factories to be used as animal protein feed additives, so that harmless treatment and recycling of the kitchen garbage are really realized, and the environmental protection problems that the kitchen garbage is easy to rot, needs to be transported and is difficult to treat are solved;

3. the digestion tower occupies a small area, can be placed in corners which do not attract attention of residential districts, schools, enterprises and public institutions, and does not influence the work and life of people;

4. the digestion tower is heated by a solar panel in winter, so that the energy consumption is low, and the digestion tower is green and environment-friendly;

5. the digestion box is designed as

The black soldier fly larvae can be effectively prevented from climbing out;

6. the digestion box is made of stainless steel, so that the corrosion of materials can be avoided, and the service life is long;

7. the digestion tower can treat kitchen waste, livestock and poultry manure and other organic waste.

Drawings

Fig. 1 is a schematic front view of a digestion tower for digesting kitchen waste with hermetia illucens according to the present invention, wherein a speed reducer and its associated speed reduction chain are omitted for clarity;

FIG. 2 is a right-hand schematic view of FIG. 1, with the hanger shaft shown in the upper left-hand side of the figure with portions of the frame shaft omitted for clarity;

fig. 3 is a top view of fig. 1, with the spring telescoping rod and suction cup omitted for clarity.

In fig. 1 to 3, reference numeral 1 is a vertical channel steel; reference numeral 2 is a transverse channel steel; reference numeral 3 is a frame rotating shaft, and reference numeral 4 is a backing plate; reference numeral 5 is a crank; reference numeral 6 is a crank central shaft; reference numeral 7 is a first sprocket; reference numeral 8 is a second sprocket; reference numeral 9 is a reduction chain; reference numeral 10 is a reducer base; reference numeral 11 is a speed reducer; reference numeral 12 is a reducer output shaft; reference numeral 13 is a driving bevel gear; reference numeral 14 is a driven bevel gear; reference numeral 15 is a drive sprocket; reference numeral 16 is a drive chain; reference numeral 17 is a digestion chamber; reference numeral 18 is a hook; reference numeral 19 is a slide; reference numeral 20 is a pulley; reference numeral 21 is a hanging shaft; reference numeral 22 is a spring telescopic rod; reference numeral 23 is a suction cup, and reference numeral 24 is a reinforcing rib; reference numeral 25 is a frame rib; reference numeral 26 denotes a reducer input shaft.

Detailed Description

In order to better explain the technical solution of the present invention, the following will describe embodiments of the present invention in detail.

As shown in fig. 1, 2 and 3, the digestion tower for digesting kitchen waste by using hermetia illucens of the present invention comprises: the steel plate frame comprises vertical channel steel 1, transverse channel steel 2, frame rotating shafts 3, a base plate 4, a crank 5, a crank center shaft 6, a first chain wheel 7, a second chain wheel 8, a speed reduction chain 9, a speed reducer base 10, a speed reducer 11, a speed reducer output shaft 12, a driving bevel gear 13, a driven bevel gear 14, a transmission chain wheel 15, a transmission chain 16, a digestion box 17, a slide 19, a hanging shaft 21, a spring telescopic rod 22 and a sucker 23, wherein four rectangular vertical channel steel 1 are fixed on the ground through the base plate 4, two transverse channel steel 2 arranged along the height direction of the vertical channel steel 1 are welded between every two adjacent vertical channel steel 1, a frame rib plate 25 is welded at the joint of the vertical channel steel 1 and the transverse channel steel 2, the transverse channel steel 2 is parallel to the ground, two frame rotating shafts 3 are respectively arranged on the two pairs of front and rear vertical channel steel 1, the, The upper end and the lower part of the back vertical channel steel 1 penetrate through the two pairs of front and back vertical channel steel 1, a transmission chain wheel 15 is installed at two ends of each frame rotating shaft 3, a transmission chain 16 is installed between the upper and lower transmission chain wheels 15 in the same vertical channel steel 1, a plurality of slideways 19 are fixed on the chain pieces on the outer sides of the front and back two pairs of transmission chains 16 through bolts, each slideway 19 is an angle steel, one side of each angle steel is welded on the corresponding transmission chain 16, and a plurality of pulleys 20 and reinforcing ribs 24 are installed on the other side along the length direction of the other side. From bottom to top, 8 digestion boxes 17 are mounted between two corresponding parallel slides 19 fixed outside the four drive chains 16.

A crank central shaft 6 is fixed in the middle of the height of one vertical channel steel 1 in the two front-end vertical channel steels 1, a first chain wheel 7 is installed at the end part of the crank central shaft 6, a crank 5 is installed on the circumference of the first chain wheel 7, a speed reducer base 10 is welded on the transverse channel steel 2 between the two front-end vertical channel steels 1, a speed reducer 11 is fixed on the speed reducer base 10, a speed reducer input shaft 26 is parallel to the crank central shaft 6 and above the crank central shaft 6, a second chain wheel 8 is installed on the speed reducer input shaft 26, a speed reduction chain 9 is installed at the outer sides of the first chain wheel 7 and the second chain wheel 8, the motion of the first chain wheel 7 is transmitted to the second chain wheel 8, a speed reducer output shaft 12 is perpendicular to the speed reducer input shaft 26 and parallel to the transverse channel steel 2 welded between the two front-end vertical channel steels 1, and the speed reducer output shaft 12 penetrates out from, two ends of an output shaft 12 of the speed reducer are provided with driving bevel gears 13, and the two driving bevel gears 13 are respectively meshed with driven bevel gears 14 arranged on the frame rotating shaft 3 to drive a transmission chain wheel 15 to rotate.

Have welded peg 21 between two vertical channel-section steel 1's of rear end top, this peg 21 welds on the horizontal channel-section steel 2 that is located the top digestion box 17 bottom surface below and is on a parallel with the horizontal channel-section steel 2 of welding between two vertical channel-section steels 1 of rear end, one side of digestion box 17 is equipped with couple 18, in discharge gate department, this couple 18 is hung on peg 21, the one end of spring telescopic rod 22 is articulated with the horizontal channel-section steel 2 of this peg 21 below, sucking disc 23 is equipped with to the other end, this sucking disc 23 is used for holding the bottom surface of the digestion box 17 of discharge gate department.

The cross section of the digestion box 17 is in the shape of

And the black soldier fly is prevented from climbing out.

The digestion tower is placed in the corners where residential quarters, schools and enterprises and public institutions do not attract attention, the digestion tower is covered in a plastic cover, the bottom of the plastic cover is provided with an air inlet, and the top of the plastic cover is provided with 4 deodorizing cups and a solar panel. The upper part of the deodorization cup is provided with a gas discharge pipe with the height of 2m, the deodorization cup is internally provided with a granular biological deodorant, and under the action of the attraction of the gas discharge pipe, the gas in the digestion tower is discharged after reaching the standard through the action of the deodorant in the deodorization cup. The deodorant in the deodorizing cup is replaced once a month. The solar panel is used for heating the digestion tower in winter, and the temperature of the digestion materials is guaranteed to be above 20 ℃.

Use the utility model discloses an utilize digestion tower of heisui river horsefly digestion kitchen garbage, it includes following step:

first feeding: adding 50kg of kitchen garbage with the particle size smaller than 20mm after crushing into the digestion box 17, adding 6-7 ten thousand black soldier fly larvae in the later stage of 2 years old into the surface of the garbage in the digestion box 17, and intensively adding the larvae into a garbage area without dispersing. Then the crank 5 is shaken, the crank 5 drives a first chain wheel 7 on a crank central shaft 6 to rotate, the first chain wheel 7 drives an input speed reduction chain 9 to rotate, the speed reduction chain 9 drives a second chain wheel 8 and a speed reducer input shaft 26 to rotate, at the moment, a speed reducer 11 carries out speed conversion and transmits force to a speed reducer output shaft 12, the speed reducer output shaft 12 rotates to drive a driving bevel gear 13 to rotate, a driven bevel gear 14 meshed with the driving bevel gear 13 also rotates along with the driving bevel gear, the driven bevel gear 14 drives two frame rotating shafts 3 and a transmission chain wheel 15 on the upper portion of a frame to rotate, the transmission chain wheel 15 drives a transmission chain 16 meshed with the transmission chain wheel to rotate, and further drives two frame rotating shafts 3 on the bottom of the frame to rotate. After a group of slideways 19 at the bottommost layer of the digestion tower are adjusted to be in a horizontal state, the digestion box 17 is pushed into the slideways 19 from the inlet of the digestion tower, the rear part of the digestion box 17 is in front, the front part is behind, namely the rear part is advanced, and the front part is behind. This is the first layer feed to the digestion column;

(II) feeding layer by layer: feeding a layer of material into the digestion tower every day, shaking the crank 5 anticlockwise to shake the first layer of digestion boxes upwards to the second layer when feeding again, judging the first group of slide ways 19 below the first layer of digestion boxes to be in a horizontal state according to the standard, pushing the digestion boxes fed by the method in the step (I) onto the group of slide ways 19 to finish feeding of the second layer of the equipment, and finishing feeding of the whole equipment for one period after 8 days of layer-by-layer feeding;

(III) top discharging: on the 9 th day after the primary feeding, the kitchen garbage in the digestion box 17 on the eighth layer is digested and converted into the insect sand, the insect sand comprises insect feces and residues, and the black soldier fly larvae grow to the end of 4 th instar, so that the quality standard of commercial insects is met, and the primary discharging work can be performed at the moment. When the material is discharged, as shown in fig. 2, the digestion box 17 is manually pulled out from the outlet position, when the part of the digestion box 17, which is pulled out of the slide way 19, exceeds more than half, the sucking disc 23 at the top end of the gas spring telescopic rod 22 is adsorbed to the central position of the bottom surface of the digestion box 17 and is continuously pulled out, the digestion box 17 begins to incline downwards due to the self gravity action, at the moment, the stress of the gas spring telescopic rod 22 begins to shorten, after the digestion box 17 is completely pulled out of the slide way 19, the hook 18 at the bottom of the digestion box 17 is hung on the hanging shaft 21, at the moment, the gas spring telescopic rod 22 continues. Due to the gravity, the hermetia illucens larvae and the worm sand in the digestion box 17 flow downwards, and are accumulated at the lower end of the digestion box 17 to overflow and fall into a vibrating screen (not shown in the figure) below the digestion box; when the gas spring 22 finishes the stroke movement, the gas spring is not shortened any more, the digestion box 17 also stops moving, and the hermetia illucens larvae and the insect sand in the digestion box 17 all fall into the vibrating screen, and the hermetia illucens larvae and the insect sand are screened by the vibrating screen. Then the suction cup 23 is detached from the bottom of the digestion box 17, and the digestion box 17 is detached from the hanging shaft 21, thus completing the first discharging of the equipment;

(IV) continuous digestion: and (3) feeding the discharged digestion boxes 17 according to the mode in the step (I), shaking the crank 5 anticlockwise to shake the digestion boxes 17 on the seventh layer to the eighth layer, pushing the newly-fed digestion boxes 17 into the first layer slide way to start feeding in a new period when the first layer slide way 19 of the device is in an empty state, and performing the discharging and feeding steps every day to enable the digestion tower to be in a continuous digestion state.

The above description is for the purpose of explanation and not limitation of the invention, which is defined in the claims, and any modifications may be made without departing from the spirit of the invention.

Claims

1. A utilize heisui river horsefly to digest digestion kitchen garbage's digestion tower, it includes: the horizontal channel steel comprises vertical channel steel (1), horizontal channel steel (2), frame rotating shafts (3), base plates (4), a crank (5), a crank central shaft (6), a first chain wheel (7), a second chain wheel (8), a speed reduction chain (9), a speed reducer base (10), a speed reducer (11), a speed reducer output shaft (12), a driving bevel gear (13), a driven bevel gear (14), a transmission chain wheel (15), a transmission chain (16), a digestion box (17), a slide way (19), a hanging shaft (21), a spring telescopic rod (22) and a sucker (23), wherein four vertical channel steel (1) which are arranged into a rectangle are fixed on the ground through the base plates (4), at least one horizontal channel steel (2) which is arranged along the height direction of the vertical channel steel (1) is welded between two adjacent vertical channel steel (1), the horizontal channel steel (2) is parallel to the ground, two pairs of front and rear vertical channel steel (1) are respectively provided with two, frame pivot (3) are adorned respectively in the upper end and the lower part of two pairs of preceding, back vertical channel-section steel (1) and are passed two pairs of preceding, back vertical channel-section steel (1), its characterized in that: the two ends of each frame rotating shaft (3) are provided with a transmission chain wheel (15), a transmission chain (16) is arranged between an upper transmission chain wheel (15) and a lower transmission chain wheel (15) in the same vertical channel steel (1), a plurality of slideways (19) are fixed on the chain sheets at the outer sides of the front and the rear two pairs of transmission chains (16) by bolts, from bottom to top, a plurality of digestion boxes (17) are arranged between two corresponding parallel slideways (19) fixed at the outer sides of the four transmission chains (16), a crank central shaft (6) is fixed in the middle of the height of one vertical channel steel (1) in the two vertical channel steels (1) at the front end, a first chain wheel (7) is arranged at the end part of the crank central shaft (6), a crank (5) is arranged on the circumference of the first chain wheel (7), a speed reducer base (10) is welded on the transverse channel steel (2) between the two vertical channel steels (1) at the front end, the speed reducer (11) is fixed on a speed reducer base (10), a speed reducer input shaft (26) is parallel to a crank central shaft (6) and is arranged above the crank central shaft (6), a second chain wheel (8) is arranged on the speed reducer input shaft (26), a speed reduction chain (9) is arranged on the outer sides of a first chain wheel (7) and the second chain wheel (8) and transmits the motion of the first chain wheel (7) to the second chain wheel (8), a speed reducer output shaft (12) is perpendicular to the speed reducer input shaft (26) and is parallel to a transverse channel steel (2) welded between two vertical channel steels (1) at the front end, the speed reducer output shaft (12) penetrates out of two ends of the speed reducer (11), driving bevel gears (13) are arranged at two ends of the speed reducer output shaft (12), the two driving bevel gears (13) are respectively meshed with driven bevel gears (14) arranged on a frame rotating shaft (3) to drive a transmission chain wheel (15) to, have welded peg (21) between the top of two vertical channel-section steels (1) of rear end, this peg (21) are on a parallel with horizontal channel-section steel (2) of welding between two vertical channel-section steels (1) of rear end, and digestion box (17) are hung in this peg (21), and the one end of spring telescopic link (22) is articulated with horizontal channel-section steel (2) of this peg (21) below, and sucking disc (23) are equipped with to the other end, and this sucking disc (23) are used for holding the bottom surface of digestion box (17) of discharge gate department.

2. The digestion tower for digesting kitchen waste with hermetia illucens as claimed in claim 1, wherein: a hook (18) is arranged on one side of the digestion box (17), and the hook (18) is hung on a hanging shaft (21) at the discharge port.

3. The digestion tower for digesting kitchen waste with hermetia illucens as claimed in claim 2, wherein: the hanging shaft (21) is welded on the transverse channel steel (2) below the bottom surface of the uppermost digestion box (17).

4. The digestion tower for digesting kitchen waste with hermetia illucens as claimed in claim 3, wherein: the slide way (19) is an angle steel, one side of the angle steel is fixed on the transmission chain (16), and the other side of the angle steel is provided with a plurality of pulleys (20) along the length direction of the angle steel.

5. The digestion tower for digesting kitchen waste with hermetia illucens as claimed in claim 4, wherein: the slideway (19) is also provided with a reinforcing rib (24).

6. The digestion tower for digesting kitchen waste with hermetia illucens as claimed in claim 5, wherein: two transverse channel steel (2) arranged along the height direction of the vertical channel steel (1) are welded between the two adjacent vertical channel steel (1).

7. The digestion tower for digesting kitchen waste with hermetia illucens as claimed in claim 6, wherein: and a frame rib plate (25) is welded at the joint of the vertical channel steel (1) and the transverse channel steel (2).

8. The digestion tower for digesting kitchen waste with hermetia illucens as claimed in claim 7, wherein: the cross section of the digestion box (17) is in the shape of

And (4) shaping.

9. The digestion tower for digesting kitchen waste with hermetia illucens as claimed in claim 8, wherein: the number of the digestion boxes (17) is 8, and the digestion boxes are respectively arranged between two corresponding parallel slideways (19) fixed on the outer sides of the four transmission chains (16) from bottom to top.

10. The digestion tower for digesting kitchen waste with hermetia illucens as claimed in claim 9, wherein: the digestion tower further comprises: the plastic cover covers the outside of the digestion tower, an air inlet is formed in the bottom of the plastic cover, 4 deodorization cups and a solar panel are mounted at the top of the plastic cover, an air discharge pipe is mounted at the upper part of each deodorization cup, a granular biological deodorant is placed in each deodorization cup, and under the action of the attractive force of the air discharge pipe, air in the digestion tower is discharged after reaching the standard through the action of the deodorant in each deodorization cup.