CN2292801Y

CN2292801Y - Waste food and drink composting device

Info

Publication number: CN2292801Y
Application number: CN97216345U
Authority: CN
Inventors: 姜英旭
Original assignee: Individual
Current assignee: Individual
Priority date: 1997-05-08
Filing date: 1997-05-08
Publication date: 1998-09-30
Anticipated expiration: 2007-05-08

Abstract

The utility model relates to a waste food and drink compositing device, which is characterized in that the waste food and drink compositing device comprises an outer shell, a motor, a driving device, a supporting device and a reaction tank. The reaction tank pivots on the supporting device through a rotary shaft fixed on the reaction tank. The motor drives the rotary shaft through the driving device. A stirring device, which rotates with the reaction tank simultaneously, is installed in the reaction tank. The outer shell and the reaction tank are provided with a waste food and drink charging opening, a composting discharging opening, an air inlet opening and an air outlet. The utility model can be widely applied to places where waste food and drink is produced, such as catering shops, residential districts, etc. The utility model can directly process the waste food and drink with composting treatment.

Description

Diet castoff compost device

The utility model relates to a kind of composting device, particularly about the composting device of diet waste.

The main component of diet waste comprises: water 84%, organism 13.6% (protein, fat, sugar, lipid acid, Mierocrystalline cellulose etc.), inorganics 2.4% (phosphorus, inorganic salt etc.).The diet castoff compost is with from each eating house and the diet waste collected of residential area, the autoxidation heat of utilizing microorganism to send, putrescible organic property material in the diet waste is varied to low molecule organic matter (lower fatty acid, amino acid, glucose etc.), again with thermophilic fermentation effect or the thick ripe fermentative action of low molecule organic matter through microorganism, generate carbonic acid gas, water, ammonia etc., water is wherein evaporated, pile up a certain amount of every day remaining inorganics.Through behind the some cycles, sophisticated compost is discharged utilization again, revert to natural soils, increase fertility of land.Diet castoff compost engineering comprises: the pre-treatment process of utilizing environment and the fermenting process that promotes to decompose are provided to microorganism.And the mode of diet castoff compost engineering is divided into: compost formula and mechanical type, present diet castoff compost engineering, mainly be to adopt open-air compost formula, though it has the simple advantage of mode, but it is bigger to exist required floor space, and the time is longer, and the various operational conditionss in the composting process are difficult to regulate, the quality of compost is difficult to guarantee, and problem such as environmental pollution is bigger.

At the problems referred to above, it is less that the purpose of this utility model provides a kind of floor space, and fermentation period shortens, can regulate the operational conditions in the composting process, and the high mechanical type diet castoff compost device of compost quality.

For achieving the above object, the utility model is taked following design: a kind of diet castoff compost device, it is characterized in that: it comprises shell, motor, transmission mechanism, supporting device and retort, described retort is articulated in the described supporting device by the rotating shaft of fixing on it, described motor drives described rotating shaft by described transmission mechanism, have a whipping appts that rotates simultaneously with described retort in the described retort, described shell and described retort are provided with diet waste dog-house, compost discharge port, air air feed port and venting port.

For getting information about leavening temperature and the humidity in the retort, also be provided with the measurement display unit of understanding described retort temperature, humidity on the described shell

Rotating shaft setting on the described retort can be positioned at the minor axis for described retort two ends, described whipping appts stirs thick stick by the ladder shape with cross bar and vertical pole to be formed, and described ladder shape is stirred the thick stick two ends and described retort is fixed.

Rotating shaft on also can described retort is set to an elongated axle, and described whipping appts is for being fixed on

Stirring thick stick in the described rotating shaft.

The described dog-house that is arranged on described retort and the shell can be communicated with by feeding-passage, control gate be set, on it quantitatively to feed intake.

For making the contact area between material and air bigger, in described shell, pretreating device is set, it comprises a transfer bed, a pulverizer and an inflow machine, described transfer bed is communicated with dog-house on the described shell by a feeding-passage, the inlet of described pulverizer is communicated with described transfer bed, the outlet of described pulverizer is communicated with described inflow machine, and described inflow machine is communicated with described retort.

Discharge the pollution of gas for alleviating, one deodorizer is set in the described exhaust ports of described shell to environment.

Described deodorizer comprises a housing, the inlet pipe and the rising pipe of described lower housing portion are set, be arranged on the demister of described inlet pipe and rising pipe top, and being arranged on the microorganism filter material of described demister top, the top of described housing is arranged on air exhauster on the described shell by pipeline connection one.

Temperature for the ease of control thermophilic fermentation and thick ripe fermentation is divided into first, second two reactive tanks with described retort, a reactive tank is set between described two reactive tanks separates curtain.

It is a rubber disc that described reactive tank is separated curtain, from described separate curtain the described peripheral five equilibrium of separating curtain of mind-set separate, the described round edge of separating curtain is fixed on the inwall of described retort.

The utility model is owing to take above design, it has the following advantages: 1, the utility model since be provided with have motor, the composting equipment of transmission mechanism and retort etc., and in retort, be provided with whipping appts, so stirring of can overturning to the material in the jar, strengthen the contact surface of air, promoted the fermenting-ripening of material, shortened fermentation period, thereby quickened the processing speed of diet waste, the diet waste that makes city composting nearby becomes a reality.2, the utility model is because setting has the retort of air feed port, venting port, and the temperature survey that setting is communicated with retort on shell and the measurement display unit of humidity, thereby when the diet waste is fermented in retort, can regulate control to the temperature humidity in the retort easily, make the mechanize composting mode can realize automatic or semi-automatic control.3, the utility model has not only strengthened the contact area of material and air owing to be provided with diet waste pretreating devices such as transfer bed, pulverizer and inflow machine, makes compost quality higher, and pre-treatment work is all carried out in the enclosure, sanitation and hygiene.Simultaneously owing to regularly in retort, add the diet waste every day, and material volume in fermentation process constantly dwindles, therefore can in some months, there be ejecta, perhaps discharged very a spot of ripe compost in 2-3 days, therefore greatly alleviate a large amount of problems of taking up an area of of municipal wastes, alleviated environmental pollution.4, the utility model utilizes the microorganism filter material that expellant gas is destitute of smell owing to be provided with deodorizer, has further alleviated environmental pollution.The utility model can be widely used in the place that eating house, residential quarters etc. produce the diet waste.

Below in conjunction with accompanying drawing embodiment of the present utility model is described in detail.

Fig. 1 is the utility model schematic perspective view

Fig. 2 is the utility model front schematic view

Fig. 3 is the utility model side schematic view

Fig. 4 is that the utility model structure is provided with synoptic diagram

Fig. 5 is that the utility model is separated the curtain structure synoptic diagram

Fig. 6 is another embodiment of the present utility model

Fig. 7 is the schematic top plan view of Fig. 6

Fig. 8 is the utility model deodorizer structural representation

As shown in Figure 1, the utlity model has a shell 1, a retort is set in shell 1, the two ends of retort 2 have a rotating shaft of fixedlying connected with it 3 respectively.Have a supporting device 4 in the shell 1 at retort 2 two ends respectively, rotating shaft 3 is articulated in the supporting device 4.The centre of retort 2 has a whipping appts 5, and whipping appts 5 is by having cross bar 5 ' and vertical pole 5 " ladder shape stir thick stick and form, the cross bar 5 ' at whipping appts 5 two ends and the inner extending end of rotating shaft 3 are fixed.When retort 2 was rotated, whipping appts 5 can rotate with retort 2, and the material in the retort is stirred, and makes it ferment more fully.One motor 6 is set in the shell 1 of retort 2 outsides, and it can drive rotating shaft 3 by transmission mechanism 7, and retort 2 is rotated.As Fig. 2, shown in Figure 3, the corresponding diet waste dog-house 8 that is provided with on shell 1 and retort 2 is a feeding-passage 9 between dog-house 8 and retort 2, on feeding-passage 9 control gate is set, quantitatively to feed intake in retort 2.When retort carried out rotating for 1-2 time for 2 every days, dog-house 8 stopped feed, charging again when retort 2 stops operating.On shell 1 and retort 2, also be provided with compost discharge port 10,, just can sophisticated fertilizer be taken out from compost discharge port 10 when through behind the thermophilic fermentation and thick ripe fermentation of some cycles.As Fig. 2, shown in Figure 4, on shell 1 and retort 2, also be provided with air air feed port 11 and venting port 12.When needing inlet and outlet, manually inlet and outlet pipeline is inserted confession, exhaust.When needs when supply oxygen maybe needs to lower the temperature in retort 2, can pass through air feed port 11 blowing air in jar, open venting port 12 simultaneously and efflux waste gas to jar.When too high or humidity is excessive when the temperature in the retort 2, can open venting port 12 venting or by the outside exhaust of pipeline.Simultaneously on shell 1, also be provided with operation board 13, on operation board 13, be communicated with measurement demonstration and the warning device that to understand temperature, humidity in the retort 2.In case the temperature in the retort 2 is too high, can report to the police immediately, so that open air feed port 11 and venting port 12 by operation board 13 or automatic control device, confession, exhaust in retort 2.

In the foregoing description, as shown in Figure 4, the rotating shaft 3 that links together with retort 2 can be an elongated axle, and whipping appts 5 can be that segmentation is arranged on the stirring thick stick 18 in the elongated rotating shaft 3.Whipping appts 5 also can be by the vertical pole 5 at two ends " directly be fixed on the retort 2.Can also be other structure formation.Air confession on shell 1 and the retort 2, setting and confession, the exhaust mode of venting port 11,12 also can be taked other automatic, semi-automatic mode.

In the above-described embodiments, retort 2 can be separated curtain 14 by one and be separated into two reactive tank R1, R2, the first reactive tank R1 is the thermophilic fermentation groove, and the second reactive tank R2 is thick ripe fermenter.Separating curtain 14 can be a rubber disc (as shown in Figure 5), from separate curtain 14 its peripheral five equilibrium of mind-set be divided into one by one trilateral, can make periphery not separated, the periphery of rubber disc is fixed in the retort 2.When retort is rotated 1-2 time 2 every days, the trilateral that is positioned at retort 2 bottoms will be swung to the second reactive tank R2 under the squeezing action of material, make material through the fermentation of thermophilic fermentation groove enter thick ripe fermenter and carry out thick ripe fermentation.

As Fig. 6, shown in Figure 7, can ferment better in order to make the diet waste that enters in the retort 2, a cover material pretreating device can be set, so that the diet waste is processed into more uniform fritter in shell 1.Pretreating device comprises a transfer bed 15, one pulverizer 16 and an inflow machine 17, the inlet of transfer bed 15 is connected the lower end of feeding-passage 9, the inlet that the outlet of transfer bed 15 is connected pulverizer 16, the outlet of pulverizer 16 is connected the inlet of inflow machine 17, and will flow into the outlet connection retort 2 of machine 17.Above-mentioned transfer bed 15 and inflow machine 17 can be selected worm conveyor or other ready-made lifting e Foerderanlage for use, and pulverizer 16 can be not equal according to the diet waste structure that need are handled yet, and selects ready-made different pulverizer for use.Because material is in course of conveying, therefore moisture can be provided with air exhauster 19 also in spontaneous evaporation on shell 1, to discharge the steam in the shell 1.

In the foregoing description,, a deodorizer 20 (Fig. 1 dotted line is represented deodorizer 20 is arranged on herein) can be set in shell 1 as Fig. 1, shown in Figure 8.Deodorizer 20 has housing 21, and its underpart is provided with inlet pipe 22 and rising pipe 23, and stainless (steel) wire or other demister 24 that demist is used are set on the top of inlet pipe 22 and rising pipe 23.Be microorganism filter material 25 above demister, this filter material 25 is on sale in the international market.Be arranged on the air exhauster 19 at shell 1 top by pipeline connection at the top of deodorizer 20.After venting port 12 expellant gas from retort 2 and shell 1 enter deodorizer 20 by inlet pipe 22 because the temperature and humidity of gas is bigger, will be on stainless (steel) wire 24 dewfall, and splash in the retort by rising pipe 23.Can the good attachment aerobic microorganism on the microorganism filter material 25, through the pollution substance oxidized decomposition under the effect of aerobic bacteria in the gas of microorganism filter material 25, make the gas environmentally safe of discharging deodorizer 20.Deodorizer can also adopt other structure formation.

Claims

1, a kind of diet castoff compost device, it is characterized in that: it comprises shell, motor, transmission mechanism, supporting device and retort, described retort is articulated in the described supporting device by the rotating shaft of fixing on it, described motor drives described rotating shaft by described transmission mechanism, have a whipping appts that rotates simultaneously with described retort in the described retort, described shell and described retort are provided with diet waste dog-house, compost discharge port, air air feed port and venting port.

2, diet castoff compost device according to claim 1 is characterized in that: also be provided with the measurement display unit of understanding described retort temperature, humidity on the described shell.

3, diet castoff compost device as claimed in claim 1, it is characterized in that: the rotating shaft on the described retort is the minor axis that is arranged on described retort two ends, described whipping appts stirs thick stick by the ladder shape with cross bar and vertical pole to be formed, and described ladder shape is stirred the thick stick two ends and described retort is fixed.

4, diet castoff compost device as claimed in claim 1 is characterized in that: the rotating shaft on the described retort is an elongated axle, and described whipping appts is the stirring thick stick that is fixed in the described rotating shaft.

5, diet castoff compost device as claimed in claim 1, it is characterized in that: the described dog-house that is arranged on described retort and the shell is communicated with by feeding-passage, on the described feeding-passage control gate is set.

6, diet castoff compost device as claimed in claim 1, it is characterized in that: it also comprises a transfer bed, a pulverizer and an inflow machine, described transfer bed is communicated with dog-house on the described shell by a feeding-passage, the inlet of described pulverizer is communicated with described transfer bed, the outlet of described pulverizer is communicated with described inflow machine, and described inflow machine is communicated with described retort.

7, as claim 1 or 6 described diet castoff compost devices, it is characterized in that: the described exhaust ports at described shell is provided with a deodorizer.

8, diet castoff compost device as claimed in claim 7, it is characterized in that: described deodorizer comprises a housing, be arranged on the inlet pipe and the rising pipe of described lower housing portion, be arranged on the demister on described inlet pipe and rising pipe top, and being arranged on the microorganism filter material of described demister top, the top of described housing is arranged on air exhauster on the described shell by pipeline connection one.

9, as claim 1 or 5 described diet castoff compost devices, it is characterized in that: described retort is divided into first, second two reactive tanks, a reactive tank is set between described two reactive tanks separates curtain.

10, diet castoff compost device as claimed in claim 8, it is characterized in that: it is a rubber disc that described reactive tank is separated curtain, from described separate curtain the described peripheral five equilibrium of separating curtain of mind-set separate, the described periphery of separating curtain is fixed on the inwall of described retort.