CN113149743B - Ventilating duct and percolate collecting integrated system for organic solid waste aerobic composting and biological drying - Google Patents
Ventilating duct and percolate collecting integrated system for organic solid waste aerobic composting and biological drying Download PDFInfo
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- CN113149743B CN113149743B CN202110550345.4A CN202110550345A CN113149743B CN 113149743 B CN113149743 B CN 113149743B CN 202110550345 A CN202110550345 A CN 202110550345A CN 113149743 B CN113149743 B CN 113149743B
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- aerobic composting
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- 238000009264 composting Methods 0.000 title claims abstract description 18
- 239000002910 solid waste Substances 0.000 title claims abstract description 17
- 238000001035 drying Methods 0.000 title claims abstract description 12
- 238000009423 ventilation Methods 0.000 claims abstract description 24
- 238000010438 heat treatment Methods 0.000 claims abstract description 14
- 230000003014 reinforcing effect Effects 0.000 claims description 8
- 239000010865 sewage Substances 0.000 claims description 4
- 238000009270 solid waste treatment Methods 0.000 abstract 1
- 238000001914 filtration Methods 0.000 description 6
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 229910052760 oxygen Inorganic materials 0.000 description 4
- 239000001301 oxygen Substances 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 230000007797 corrosion Effects 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 3
- 238000000855 fermentation Methods 0.000 description 3
- 230000004151 fermentation Effects 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000010815 organic waste Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 239000002361 compost Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 239000010808 liquid waste Substances 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 241001148470 aerobic bacillus Species 0.000 description 1
- 238000010564 aerobic fermentation Methods 0.000 description 1
- 230000002238 attenuated effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 210000003608 fece Anatomy 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 239000010806 kitchen waste Substances 0.000 description 1
- 244000144972 livestock Species 0.000 description 1
- 239000010871 livestock manure Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000813 microbial effect Effects 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 244000144977 poultry Species 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000010902 straw Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05F—ORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g. FERTILISERS FROM WASTE OR REFUSE
- C05F17/00—Preparation of fertilisers characterised by biological or biochemical treatment steps, e.g. composting or fermentation
- C05F17/90—Apparatus therefor
- C05F17/964—Constructional parts, e.g. floors, covers or doors
- C05F17/971—Constructional parts, e.g. floors, covers or doors for feeding or discharging materials to be treated; for feeding or discharging other material
- C05F17/979—Constructional parts, e.g. floors, covers or doors for feeding or discharging materials to be treated; for feeding or discharging other material the other material being gaseous
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05F—ORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g. FERTILISERS FROM WASTE OR REFUSE
- C05F17/00—Preparation of fertilisers characterised by biological or biochemical treatment steps, e.g. composting or fermentation
- C05F17/60—Heating or cooling during the treatment
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05F—ORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g. FERTILISERS FROM WASTE OR REFUSE
- C05F17/00—Preparation of fertilisers characterised by biological or biochemical treatment steps, e.g. composting or fermentation
- C05F17/90—Apparatus therefor
- C05F17/964—Constructional parts, e.g. floors, covers or doors
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05F—ORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g. FERTILISERS FROM WASTE OR REFUSE
- C05F17/00—Preparation of fertilisers characterised by biological or biochemical treatment steps, e.g. composting or fermentation
- C05F17/90—Apparatus therefor
- C05F17/964—Constructional parts, e.g. floors, covers or doors
- C05F17/971—Constructional parts, e.g. floors, covers or doors for feeding or discharging materials to be treated; for feeding or discharging other material
- C05F17/986—Constructional parts, e.g. floors, covers or doors for feeding or discharging materials to be treated; for feeding or discharging other material the other material being liquid
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/40—Bio-organic fraction processing; Production of fertilisers from the organic fraction of waste or refuse
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biochemistry (AREA)
- Biotechnology (AREA)
- Health & Medical Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Microbiology (AREA)
- Molecular Biology (AREA)
- Organic Chemistry (AREA)
- Processing Of Solid Wastes (AREA)
- Fertilizers (AREA)
Abstract
The invention relates to the technical field of organic solid waste treatment, in particular to an organic solid waste aerobic composting and biological drying ventilation pipeline and percolate collecting integrated system. The ventilating duct includes that the drain is offered to the bottom pipeline subassembly, and pipeline subassembly is spliced by a plurality of body and is constituteed, and the main part of body is the slot, and the transversal U type of personally submitting of slot is equipped with foraminiferous apron at the top, and the inside of U type slot is provided with the mounting along axial interval, installs self-heating constant temperature wire on the mounting. The upper ventilating duct is connected with the fan and a duct for collecting percolate. The perforated cover plate and the groove are combined into a unit, so that the unit can be connected and modularized according to the length of a project, is convenient to operate and maintain in the later period, is provided with a drain outlet and is connected with a percolate collecting device, can uniformly collect percolate and then treat, avoids secondary pollution, and prolongs the service life.
Description
Technical Field
The invention relates to the technical field of solid organic waste treatment, in particular to an organic solid waste aerobic composting and biological drying ventilation pipeline and percolate collecting integrated system.
Background
The aerobic composting is a process of absorbing, oxidizing and decomposing organic wastes (such as livestock and poultry manure, straw, dried branches and beasts, kitchen waste and the like) by aerobic bacteria under the condition of good ventilation condition and sufficient oxygen, so that harmless treatment and recycling of the organic wastes are realized. Air supply is one of the important factors for successful aerobic composting. During composting, ventilation is mainly the supply of oxygen to the microorganisms to degrade the organic matter.
At present, ventilation of aerobic compost generally adopts a fan to supply air to a perforated pipeline, a common PVC or PE pipeline is used as a ventilation channel, the ventilation channel is directly embedded into concrete for use, problems exist in the aspects of air flow uniformity, percolate management capability, convenience in operation and maintenance and service life, particularly, no solution is provided in the aspects of collecting and managing percolate, pollution is caused, a heating function is used for cold areas, a heating module is generally added at a fan port, the heated air temperature is seriously attenuated and unevenly distributed, heat cannot reach the tail end of the pipeline, and further the aerobic fermentation effect is influenced.
Disclosure of Invention
Aiming at the defects existing in the prior art, the invention provides a novel integrated system for collecting ventilation pipelines and percolate of organic solid waste aerobic composting and biological drying.
The invention is realized by adopting the following technical scheme:
An organic solid waste aerobic composting and biological drying ventilating duct comprises a duct component with a drain outlet arranged at the bottom, the duct component is formed by splicing a plurality of duct bodies,
The main body of the pipe body is a groove, the cross section of the groove is U-shaped, the top of the groove is provided with a cover plate with holes, the front end of the groove is provided with a connecting female groove, the rear end of the groove is provided with a connecting male groove matched with the connecting female groove,
Fixing pieces are arranged in the U-shaped grooves at intervals along the axial direction, and self-heating constant-temperature wires are arranged on the fixing pieces.
Further, the inner wall of the groove is shorter than the outer wall to form a bracket for supporting the cover plate with holes.
Further, the cover plate with holes is a galvanized pattern cover plate, and a plurality of ventilation holes are uniformly formed in the cover plate with holes.
Further, reinforcing ribs are arranged on the periphery of the perforated cover plate, and a plurality of ribs are obliquely arranged on the inner side of the perforated cover plate.
Further, the side parts and the bottom part of the groove are respectively provided with reinforcing support ribs along the transverse direction and the longitudinal direction.
Further, an S-shaped hook groove is formed in the upper side of the inside of the groove, and the S-shaped hook is clamped in the S-shaped hook groove to serve as a fixing piece of the self-heating constant-temperature wire in the groove.
Further, a protruding connecting portion is arranged on one side of the connecting male groove, a concave connecting portion is arranged on the connecting female groove, a gap is reserved between the concave connecting portion and the bracket, and the concave connecting portion is used for being clamped with the protruding connecting portion.
Further, a connecting plate with the bottom matched with the U-shaped groove is detachably arranged in a gap between the concave connecting part and the bracket, and the connecting plate is provided with a through hole for being connected with a pipeline.
The integrated system for collecting the ventilation percolate of the organic solid waste aerobic compost and the biological desiccation comprises the ventilation pipeline, a fan for supplying air to the ventilation pipeline and a pipeline connected with a sewage outlet at the bottom of the pipeline assembly and used for collecting the percolate.
Further, a detachable filter screen is arranged at the sewage outlet of the pipeline assembly.
Compared with the prior art, the invention has the following beneficial effects:
1. The ventilating duct and the integrated system overcome the defects of difficult maintenance, long construction period, short service life, incapability of collecting percolate and the like of the existing concrete cast-in-situ structure, the perforated cover plate and the grooves are combined into a unit which can be connected and modularized according to the length of a project, the operation and the later maintenance are convenient, the sewage outlet is arranged to be connected with the percolate collecting device, the percolate can be uniformly collected and then treated, secondary pollution is avoided, and the service life is prolonged;
2. The galvanized cover plate of the ventilating duct and the integrated system can completely support the running of the engineering vehicle, and has strong pressure resistance and corrosion resistance;
3. The self-heating constant-temperature wire is arranged in the ventilating duct and the groove of the integrated system, and the ventilating duct and the groove are electrified in cold seasons, so that the constant set temperature can be maintained, the temperature in the groove is uniformly distributed, the temperature difference is avoided, and the material fermentation is more sufficient;
4. The integrated system of the invention uses the air inlet pipeline to connect the fan with the groove, air is injected into the groove, air is discharged through the vent hole on the cover plate with holes, percolate flows into the groove through the vent hole, and finally is collected to the percolate collecting area for unified treatment through the drain outlet at the bottom of the groove, so that the air can be uniformly distributed in the groove to the greatest extent and discharged.
Drawings
Fig. 1 is a schematic structural view of a top view of a trench of the present invention.
Fig. 2 is a schematic structural view of a front view of the trench of the present invention.
Fig. 3 is a schematic view of the structure of the left side view of the channel-mounted web of the present invention.
Fig. 4 is a schematic structural view of a top view of the apertured cover plate of the present invention.
Fig. 5 is a schematic structural view of a bottom view of the apertured cover plate of the present invention.
Fig. 6 is a schematic structural view of a side view of the apertured cover plate of the present invention.
Fig. 7 is a schematic structural diagram I of a practical application of the present invention.
Fig. 8 is a schematic structural diagram II of the practical application of the present invention.
In the figure:
1. A groove; 2. a perforated cover plate; 3. the connecting mother groove; 4. the male groove is connected; 5. self-heating constant temperature wire; 6. a connecting plate; 7. a waste water pipe; 8. a joint; 9. an air intake duct; 10. a water stop valve; 11. reinforcing the supporting ribs; 12. a bracket; 21. a vent hole; 22. reinforcing ribs; 23. a rib; 31. a concave connecting part; 41. a protruding connection part; 51. s hooks the hook groove; 52. s-shaped hook.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings, in order to make the objects and technical solutions of the present invention more apparent.
As shown in figures 1-6, the ventilating duct for organic solid waste aerobic composting and biological drying comprises a duct component with a drain outlet at the bottom, wherein the duct component is formed by splicing a plurality of duct bodies.
The main body of the pipe body is a groove 1, and the side part and the bottom of the groove 1 are respectively provided with a reinforcing supporting rib 11 along the transverse direction and the longitudinal direction, so that the whole groove 1 is firmer.
The cross section of the groove 1 is U-shaped, the top is provided with a hole cover plate 2, the bottom surface is reserved with a blind hole, and the blind hole can be drilled into a through hole to serve as a drain outlet according to actual conditions. The inner wall of the U-shaped groove 1 is shorter than the outer wall to form a bracket 12 for bearing the cover plate 2 with holes, the top of each groove 1 is provided with the cover plate 2 with holes to form a unit, and the U-shaped groove can be connected and modularized and assembled according to the length of a project, so that the structure is convenient to operate and maintain in the later period.
In this embodiment, the cover plate 2 with holes uses a galvanized pattern cover plate, and the galvanized material is more corrosion-resistant, and the patterns are beneficial to improving the anti-skid coefficient. The cover plate of other metal materials having corrosion resistance and high strength can be used in practical applications, and the present invention is not limited thereto.
A plurality of vent holes 21 are uniformly formed in the cover plate, percolate flows into the groove 1 through the vent holes 21, the groove 1 is connected with a fan through an air inlet pipeline 9, after the fan operates to drive air to be injected into the groove 1, the air is discharged through the vent holes 21 on the cover plate 2, so that the effect of supplying air to organic solid wastes is achieved, oxygen is provided for the microbial fermentation process, impurities near the vent holes are blown away, the vent holes 21 are prevented from being blocked by the impurities, and the oxygen supply and the percolate collection are influenced. The cover plate 2 with holes is provided with the reinforcing ribs 22 around, the inner side is obliquely provided with a plurality of ribs 23, the structure can save raw materials, lighten the weight of the cover plate, is more convenient to maintain, further enhances the stability of the cover plate, can completely support the engineering vehicle to run, and can use a solid metal cover plate with a certain thickness in practical application.
The front end of the groove 1 is provided with a connecting female groove 3, and the rear end of the groove 1 is provided with a connecting male groove 4 matched with the connecting female groove 3. Specifically, a protruding connecting portion 41 is arranged on one side of the connecting male groove 4, a recessed connecting portion 31 is arranged on the connecting female groove 3, a gap is formed between the recessed connecting portion 31 and the bracket 12, and the protruding connecting portion 41 and the recessed connecting portion 31 are clamped with the protruding connecting portion 41 to achieve splicing of different groove 1 and cover plate combined units.
Fixing pieces are arranged in the grooves 1 at intervals along the axial direction, and self-heating constant-temperature wires 5 are arranged on the fixing pieces. The self-heating constant temperature wires 5 can be fixed in a staggered manner or in a straight line. The self-heating constant temperature wire 5 is communicated with a power supply in cold seasons, the wire is maintained at a constant set temperature, the temperature in the groove 1 is uniformly distributed, the temperature difference of air at different parts of the pipeline assembly is avoided, and the heating temperature of the air provides favorable conditions for the reaction, so that the material fermentation is more fully and quickly.
In this embodiment, S hook grooves 51 are axially spaced on the upper side of the inside of the groove 1, and S hooks 52 are clamped in the S hook grooves 51 to serve as fixing members for the self-heating constant temperature wires 5 in the groove 1, or fixing members for fastening or other wires can be fixedly installed in the groove 1 axially spaced, which is not limited thereto.
The gap between the concave connecting part 31 and the bracket 12 can be disassembled and provided with the connecting plate 6 with the bottom matched with the U-shaped groove 1, the connecting plate 6 is provided with a through hole and is used for being connected with a pipeline, the connecting plate 6 with the diameter matched with the diameter of the air inlet pipeline 9 is installed by utilizing the gap between the concave connecting part 31 and the bracket 12, the seamless connection with the air inlet pipeline 9 through the joint 8 is realized, and stable air supply is ensured.
The utility model provides an organic solid waste aerobic composting and biological desiccation's ventilation filtration liquid collection integration system, as shown in fig. 7~ 8, including ventilation pipe, be used for giving ventilation pipe air feed's fan of timing blast air and be connected with the drain of pipeline subassembly bottom and be used for collecting the filtration liquid waste pipe 7, install water stop valve 10 on the waste pipe 7 for control filtration liquid waste water outflow, collect the filtration liquid unify the back water conservancy diversion and handle in the filtration liquid processing apparatus.
The drain department of piping component is provided with detachable stainless steel filter screen, can filter the filtration liquid to can dismantle out and wash convenient and fast.
In practical application, firstly, a plurality of grooves 1 are spliced with each other according to the length of the engineering to form a ventilated pipeline assembly, a connecting plate 6 is placed at one end of the spliced and assembled pipeline assembly and is used for being in sealing connection with an air inlet pipeline 9, a plugging plate is used for sealing the other end of the spliced and assembled pipeline assembly (the plugging plate is matched with the grooves and can be detachably and slidingly connected), the blind hole of one groove 1 is fixed according to a certain gradient (one end of the drain is positioned at a low position), the blind hole of the groove 1 is opened to serve as the drain to be connected with a pipeline for collecting percolate, concrete pouring is used at two sides of the groove, after a galvanized pattern cover plate with holes is covered, the plane of the cover plate is slightly lower than the horizontal ground, the pressure of engineering vehicles on the cover plate and the grooves is reduced, percolate collection is facilitated, and air enters the groove after a fan is started and is discharged through the vent hole.
In the description of the present invention, it should be noted that the azimuth or positional relationship indicated by the terms "vertical", "upper", "lower", "horizontal", etc. are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or element referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present invention.
In the description of the present invention, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," "in communication" and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the invention.
Claims (7)
1. The ventilating duct for organic solid waste aerobic composting and biological drying is characterized by comprising a duct component with a drain outlet arranged at the bottom, the duct component is formed by splicing a plurality of duct bodies,
The main body of the pipe body is a groove (1), the cross section of the groove (1) is U-shaped, the top is provided with a hole cover plate (2), the hole cover plate (2) is uniformly provided with a plurality of ventilation holes (21), the front end of the groove (1) is provided with a connecting female groove (3), the rear end of the groove (1) is provided with a connecting male groove (4) matched with the connecting female groove (3), the inner wall of the groove (1) is shorter than the outer wall to form a bracket (12),
Fixing pieces are arranged in the U-shaped groove (1) at intervals along the axial direction, self-heating constant temperature wires (5) are arranged on the fixing pieces, a convex connecting part (41) is arranged on one side of the connecting male groove (4), a concave connecting part (31) is arranged on the connecting female groove (3), a gap is reserved between the concave connecting part (31) and the bracket (12) and used for clamping the concave connecting part (31) with the convex connecting part (41),
The gap between the concave connecting part (31) and the bracket (12) is detachably provided with a connecting plate (6) with the bottom matched with the U-shaped groove (1), and the connecting plate (6) is provided with a through hole for connecting with a pipeline.
2. The organic solid waste aerobic composting and biological drying ventilation pipe according to claim 1, wherein the hole cover plate (2) is a galvanized pattern cover plate.
3. The organic solid waste aerobic composting and biological drying ventilation pipeline according to claim 1, wherein the periphery of the perforated cover plate (2) is provided with reinforcing ribs (22), and the inner side is obliquely provided with a plurality of ribs (23).
4. The organic solid waste aerobic composting and biological drying ventilation pipeline according to claim 1, wherein the side part and the bottom of the groove (1) are respectively provided with reinforcing support ribs (11) along the transverse direction and the longitudinal direction.
5. The ventilation pipeline for organic solid waste aerobic composting and biological drying according to claim 1, wherein an S-shaped hook groove (51) is formed in the upper side of the inside of the groove (1), and the S-shaped hook (52) is clamped in the S-shaped hook groove (51) to serve as a fixing piece of the self-heating constant temperature wire (5) in the groove (1).
6. An organic solid waste aerobic composting and biological desiccation ventilation and percolate collection integrated system, which is characterized by comprising the ventilation pipeline as claimed in any one of claims 1-5, a fan for supplying air to the ventilation pipeline and a pipeline connected with a sewage outlet at the bottom of the pipeline assembly and used for collecting percolate.
7. The integrated organic solid waste aerobic composting and biological desiccation ventilation and percolate collection system of claim 6, wherein a detachable filter screen is provided at the drain outlet of the piping assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110550345.4A CN113149743B (en) | 2021-05-20 | 2021-05-20 | Ventilating duct and percolate collecting integrated system for organic solid waste aerobic composting and biological drying |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110550345.4A CN113149743B (en) | 2021-05-20 | 2021-05-20 | Ventilating duct and percolate collecting integrated system for organic solid waste aerobic composting and biological drying |
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| Publication Number | Publication Date |
|---|---|
| CN113149743A CN113149743A (en) | 2021-07-23 |
| CN113149743B true CN113149743B (en) | 2024-05-28 |
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| CN202110550345.4A Active CN113149743B (en) | 2021-05-20 | 2021-05-20 | Ventilating duct and percolate collecting integrated system for organic solid waste aerobic composting and biological drying |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN202007225U (en) * | 2011-03-28 | 2011-10-12 | 彭永钢 | Spontaneous heating and heat-preserving marsh gas tank |
| CN207455908U (en) * | 2017-11-27 | 2018-06-05 | 哈尔滨华美亿丰复合材料有限公司 | A kind of aeration heating unit |
| CN208928828U (en) * | 2018-07-20 | 2019-06-04 | 湖南万容科技股份有限公司 | A kind of static state overlay film trough type fermentation biochemical device |
| CN209413156U (en) * | 2018-12-13 | 2019-09-20 | 上海浦东现代农业温室工程技术有限公司 | A kind of bindiny mechanism of gutter |
| CN211871994U (en) * | 2020-03-13 | 2020-11-06 | 青岛瓦力生物科技有限公司 | Earthworm cast fermentation feed constant temperature culture tank |
| CN219526513U (en) * | 2021-05-20 | 2023-08-15 | 青岛鑫佳腾堆肥科技有限公司 | Ventilating duct and percolate collecting integrated system for organic solid waste aerobic composting and biological drying |
-
2021
- 2021-05-20 CN CN202110550345.4A patent/CN113149743B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202007225U (en) * | 2011-03-28 | 2011-10-12 | 彭永钢 | Spontaneous heating and heat-preserving marsh gas tank |
| CN207455908U (en) * | 2017-11-27 | 2018-06-05 | 哈尔滨华美亿丰复合材料有限公司 | A kind of aeration heating unit |
| CN208928828U (en) * | 2018-07-20 | 2019-06-04 | 湖南万容科技股份有限公司 | A kind of static state overlay film trough type fermentation biochemical device |
| CN209413156U (en) * | 2018-12-13 | 2019-09-20 | 上海浦东现代农业温室工程技术有限公司 | A kind of bindiny mechanism of gutter |
| CN211871994U (en) * | 2020-03-13 | 2020-11-06 | 青岛瓦力生物科技有限公司 | Earthworm cast fermentation feed constant temperature culture tank |
| CN219526513U (en) * | 2021-05-20 | 2023-08-15 | 青岛鑫佳腾堆肥科技有限公司 | Ventilating duct and percolate collecting integrated system for organic solid waste aerobic composting and biological drying |
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| CN113149743A (en) | 2021-07-23 |
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