CN109081719B - Organic waste fermenting case - Google Patents
Organic waste fermenting case Download PDFInfo
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- CN109081719B CN109081719B CN201811339253.6A CN201811339253A CN109081719B CN 109081719 B CN109081719 B CN 109081719B CN 201811339253 A CN201811339253 A CN 201811339253A CN 109081719 B CN109081719 B CN 109081719B
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- fermentation
- heating
- stirring
- organic waste
- main shaft
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- 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
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05F—ORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g. FERTILISERS FROM WASTE OR REFUSE
- C05F9/00—Fertilisers from household or town refuse
- C05F9/02—Apparatus for the manufacture
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- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/20—Fertilizers of biological origin, e.g. guano or fertilizers made from animal corpses
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- 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
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Biochemistry (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Biotechnology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Microbiology (AREA)
- Molecular Biology (AREA)
- Fertilizers (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention discloses an organic waste fermentation box, which comprises a fermentation box body, a stirring and crushing device and a heating system, wherein the fermentation box body is provided with a stirring and crushing device; the fermentation box body is provided with a fermentation cavity, a heating interlayer is covered outside the fermentation cavity, and heat conduction oil surrounding the fermentation cavity is filled in the heating interlayer; the stirring and crushing device comprises a stirring main shaft transversely arranged in the fermentation cavity, wherein a stirring blade and a crushing blade are fixedly arranged on the stirring main shaft, and the stirring main shaft drives the stirring blade and the crushing blade to simultaneously stir and crush the organic waste in the fermentation cavity; the heating system comprises a plurality of heating rods fixedly inserted in the heating interlayer, and the heating rods heat the heat conducting oil in the heating interlayer. The fermentation box has compact structure and reliable performance, simplifies the process of treating organic waste through high-temperature aerobic fermentation, reduces the cost of treating the organic waste, and can be popularized and applied to various organic waste treatment occasions.
Description
Technical Field
The invention belongs to equipment for treating organic waste through high-temperature aerobic fermentation, and particularly relates to an organic waste fermentation box.
Background
The disposal of organic wastes, such as kitchen waste, livestock and poultry manure and the like, is a difficult problem which needs to be solved urgently in China. The adoption of a high-temperature aerobic fermentation process to convert organic wastes into organic fertilizers is a mainstream means for treating the organic wastes at present, and the reduction, the recycling and the circulation of the organic wastes are realized. However, different types of organic wastes have different sizes, so that the different types of organic wastes need to be classified in the process of treating the organic wastes, or the different types of organic wastes need to be crushed into uniform fragments in advance and then subjected to fermentation treatment, so that the process steps of the fermentation treatment of the organic wastes are more, and the treatment equipment is complicated.
In addition, the organic waste fermentation process is heated in various modes, and some modes adopt hot air heating, so that the heating effect is poor; some adopt the conduction oil heating, but the conduction oil heating part takes place the problem of short circuit interference with the inner wall of fermentation equipment easily, has great potential safety hazard.
Disclosure of Invention
The technical problem solved by the invention is as follows: aiming at the defects of multiple process steps and complex equipment in the process of treating organic waste by using high-temperature aerobic fermentation, a novel organic waste fermentation box is provided.
The invention is realized by adopting the following technical scheme:
an organic waste fermentation box comprises a fermentation box body 1, a stirring and crushing device 2 and a heating system 3;
the fermentation box body 1 is provided with a fermentation cavity 11, a heating interlayer 12 is coated outside the fermentation cavity 11, and heat conduction oil 121 surrounding the fermentation cavity is filled in the heating interlayer 12;
the stirring and crushing device 2 comprises a stirring main shaft 21 transversely arranged in the fermentation cavity 11, a stirring blade 22 and a crushing blade 23 are fixedly arranged on the stirring main shaft 21, and the stirring main shaft 21 drives the stirring blade 22 and the crushing blade 23 to simultaneously stir and crush the organic waste in the fermentation cavity;
the heating system 3 comprises a plurality of heating rods 31 fixedly inserted in the heating interlayer 12 and used for heating the heat conducting oil in the heating interlayer 12.
Further, the stirring blade 22 is a spiral stirring blade, the crushing blade 23 is located at one end of the stirring blade 22, and a discharge hole 112 closed by a valve is formed in the fermentation tank body at the other end of the stirring blade 22.
Further, two sets of stirring blades 22 with opposite spiral directions are arranged on the stirring main shaft 21, two sets of crushing blades 23 are respectively arranged at two ends of the two sets of stirring blades 22, and the discharge port 112 is located on the fermentation box body at the joint of the two sets of stirring blades 22.
Furthermore, both ends of the stirring main shaft 21 are rotatably assembled on the fermentation box bodies at both ends of the fermentation cavity through the mounting shaft 24 respectively, and the stirring main shaft 21 and the mounting shaft 24 are in threaded connection and are positioned and assembled through a pin shaft.
Further, a ventilation fan 111 for supplying oxygen is provided on the top of the fermenting case 1.
In the organic waste fermentation tank, the heating interlayer 12 forms a fermentation cavity 11 with an upward opening and a U-shaped cross section, the top of the heating interlayer 12 is provided with a heating rod mounting plate 33 with a continuous concave-convex structure, the heating rod 31 is fixed on a concave top plate of the heating rod mounting plate 33, heat conduction oil 121 filled in the heating interlayer 12 does not pass through the concave top plate of the heating rod mounting plate 33, and the heating rod 31 in the heating interlayer 12 is wholly immersed in the heat conduction oil 121.
Further, an oil injection cover plate 122 is arranged on a convex top plate of the heating rod mounting plate 33.
Further, the oil injection cover plate 122 is locked and fixed with the heating rod mounting plate 33 through a lock catch 123.
Further, an insulating layer 13 is coated outside the heating interlayer 12.
According to the fermentation box for the organic wastes, multiple processes are combined, the materials in the fermentation cavity are simultaneously crushed and stirred through the stirring and crushing device, the materials in the fermentation cavity are heated and fermented through the heating system, and the conditions required by high-temperature aerobic fermentation are fully met by combining the stirring blades and the ventilation fan, so that the functions of crushing, heating and aerobic fermentation of the organic wastes can be realized through one fermentation box, and the organic wastes are converted into organic fertilizers. Simultaneously, the heating rod of the vertical installation of heating system has avoided the heating rod because of the uneven problem of atress to the structure of installing from the top down has avoided the conduction oil to reveal, adopts concave-convex structure's heating rod mounting panel installation heating rod to avoid the problem of the easy short circuit between heating rod and the equipment inner wall.
The whole fermentation box has compact structure and reliable performance, simplifies the process of treating organic waste through high-temperature aerobic fermentation, reduces the cost of treating the organic waste, and can be popularized and applied in various organic waste treatment occasions.
The invention is further described with reference to the following figures and detailed description.
Drawings
FIG. 1 is a plan view showing the internal structure of an organic waste fermentation tank in the embodiment.
Fig. 2 is a schematic sectional view taken along the direction a in fig. 1, specifically, a schematic internal cross-sectional view of an organic waste fermentation tank in an embodiment.
Fig. 3 is a front view of the organic waste fermentation tank in the embodiment, in which the external heat insulating layer is hidden, showing the installation structure of the heating rod.
Reference numbers in the figures:
1-a fermentation box body, wherein,
11-fermentation cavity, 111-ventilation fan, 112-discharge hole,
12-heating interlayer, 121-heat conducting oil, 122-oiling cover plate, 123-lock catch,
13-a heat-insulating layer,
2-stirring and crushing device, 21-stirring main shaft, 22-stirring blade, 23-crushing blade, 24-mounting shaft,
3-heating system, 31-heating rod, 32-heating rod mounting nut and 33-heating rod mounting plate.
Detailed Description
Examples
Referring to fig. 1-3, an organic waste fermentation tank shown in the figure is a preferred embodiment of the present invention, and specifically includes a fermentation tank 1, a stirring and crushing device 2, and a heating system 3, wherein the fermentation tank 1 is a container for accommodating organic waste materials for high-temperature aerobic fermentation, and has a fermentation chamber 11 for accommodating organic waste materials, a heating interlayer 12 for providing high temperature during fermentation, and an insulating layer 13, the stirring and crushing device 2 is disposed inside the fermentation chamber 11 for stirring and crushing the organic waste materials, and the heating system 3 is disposed inside the heating interlayer 12 for uniformly heating a heating medium inside the heating interlayer 12.
Specifically, the fermentation tank 1 of this embodiment is outside to be a cuboid, inside sets up an opening U type cross section fermentation cavity 11 up, the outside cladding cross section of this U type fermentation cavity 11 is the sandwich 12 that generates heat of U type, the sandwich 12 that generates heat is the U type jacket structure of a whole intercommunication, inside packs conduction oil 121 as heating medium, whole conduction oil 121 surrounds fermentation cavity 11, the heating through heating system 3 provides the required high temperature of fermentation to the organic waste of fermentation cavity 11 inside. The outside cladding heat preservation 13 of intermediate layer 12 generates heat, and the heat preservation cotton is packed to heat preservation 13 inside, prevents the inside heat of intermediate layer 12 that generates heat and outwards radiates, improves the heating efficiency of intermediate layer 12 that generates heat.
The stirring crushing device 2 arranged in the fermentation cavity 11 comprises a stirring main shaft 21, stirring blades 22, crushing blades 23 and an installation shaft 24, wherein the stirring main shaft 21 is transversely arranged in the fermentation cavity 11, two ends of the stirring main shaft are connected with the installation shaft 24, and the fermentation box body is rotatably assembled with two end faces of the fermentation cavity 11 through the installation shaft 24. Adopt threaded connection between stirring main shaft 21 and the installation axle 24 to through round pin axle positioning assembly, be convenient for with the dismouting of stirring main shaft 21, simultaneously enough guarantee with external drive equipment's synchronism, install the axle 24 through the bearing rotate on the fermentation box 1 of assembly, and be connected with drive equipment transmission such as the driving motor of outside setting, drive the inside stirring main shaft 21 rotation of fermentation box.
Stirring main shaft 21 is last to be fixed and to be set up stirring vane 22 and broken blade 23, wherein stirring vane 22 stirs the inside organic waste material of fermentation cavity 11, make the material at the rotation in-process evenly contact with oxygen, broken blade 23 stirs breakage to the inside organic waste material of fermentation cavity 11, with the surface area that improves material and oxygen contact, improve fermentation efficiency, it rotates together with broken blade 23 to drive stirring vane 22 through stirring main shaft 21, stir and the breakage simultaneously to the inside organic waste of fermentation cavity.
Stirring vane 22 in this embodiment adopts spiral stirring vane, like the spiral auger, can carry out axial displacement towards auger delivery direction when stirring with the inside organic waste material of fermentation cavity 11 through spiral stirring vane, set up crushing blade 23 in stirring vane 22's one end, adopt a plurality of cutters, the auger delivery through 22 one directions of stirring vane removes the machine waste material to crushing blade 23 department and breaks, guaranteed the broken homogeneity of crushing blade 23 to all organic waste materials like this. Meanwhile, a discharge port 112 which is closed through a valve is arranged on the fermentation box body at the other end of the stirring blade 22, and the materials can be output from the fermentation cavity after the fermentation is finished by utilizing the reverse spiral conveying of the stirring blade 22.
In order to improve the efficiency of the stirring blades 22 and the crushing blades 23, in this embodiment, two sets of stirring blades 22 with opposite spiral directions are disposed on the same stirring main shaft 21, two ends of the two sets of stirring blades 22 are respectively provided with one set of crushing blades 23, the discharge port 112 is disposed on the fermentation box at the joint of the two sets of stirring blades 22, the discharge port 112 is inclined downwards to penetrate through the heating interlayer 12 and the heat insulation layer 13, so that the material can automatically flow out after the valve is opened. When the stirring main shaft 21 rotates towards one direction, the organic waste materials in the fermentation cavity 11 are stirred and simultaneously conveyed to two sides in a spiral mode, the materials are crushed by the crushing blades 23 on the two sides, after fermentation is completed, the stirring main shaft 21 rotates reversely, the organic waste materials in the fermentation cavity 11 are conveyed to the middle in a centralized mode, and then the organic waste materials are discharged through the opened discharge hole 112.
In order to increase the oxygen required for aerobic fermentation in the fermentation chamber 11, the present embodiment provides a ventilation fan 111 for supplying oxygen to the top of the fermentation tank 1, so as to supply sufficient oxygen required for fermentation to the interior of the fermentation chamber 11.
The heating system of setting in heating intermediate layer 12 is including fixed cartridge at a plurality of heating rods 31 of heating intermediate layer 12 inside, and heating rod 31 afterbody is connected with outside heating circuit, carries out the electrical heating to the conduction oil through the heating rod that soaks the inside conduction oil, and inside the heat uniform transfer of conduction oil 121 provided the inside fermentation temperature of fermentation cavity 11 to fermentation cavity 11. The heat insulation layer 13 can prevent the heat inside the heating interlayer 12 from being radiated to the outside and wasted.
Heating intermediate layer 12 adopts two parallel U type plate structures, two heating rod mounting panels 33 fixed connection are passed through at the top, heating rod mounting panel 33 adopts continuous concave-convex structure's panel, form a plurality of sunken roofs and protrusion roof and cross the distribution at the bottom on it, wherein through full weld fixed heating rod mounting nut 32 that sets up on the sunken roof of heating rod mounting panel 33, with heating rod 31 through with heating rod mounting nut 32 screw assembly fixed cartridge on heating rod mounting panel 33, the liquid level of the conduction oil 121 that heats intermediate layer 12 inside packing should be located in the middle of the sunken roof and the protrusion roof of heating rod mounting panel 33, the conduction oil 121 can not cross the sunken roof of heating rod mounting panel 33 like this, the heating rod 31 that will heat intermediate layer 12 inside is whole to be soaked in conduction oil 121, the dry combustion phenomenon that has avoided heating rod 31 part to expose and lead to has been avoided. Simultaneously heating rod 31 is vertical installation, bears vertical decurrent gravity, and long-term the use can not take place to warp, and heating rod 31 inserts in heating intermediate layer 12 from the sunken roof of heating rod mounting panel 33 for heating rod 31 is in "convex" mounted position in heating intermediate layer, and the space by the inside relative "sunken" of heating intermediate layer 12 separates between heating rod 31 and the heating rod 31, has greatly reduced the short circuit hidden danger between the heating rod 31 and between heating rod 31 and the heating intermediate layer inside.
The oiling apron 122 is seted up on the protrusion roof of heating rod mounting panel 33 to this embodiment, refuels the convenience, and oiling apron 122 passes through hasp 123 and fixes with heating rod mounting panel 33 locking, and the switch is convenient, conveniently observes the oil level of conduction oil.
The working process of the embodiment is described as follows by taking the treatment of the kitchen waste as an example:
after the kitchen waste is sorted and oil-water separated, solid residues are added into a fermentation cavity 11 of an organic waste gas fermentation box through a cover plate at the top of a fermentation box body 1, a stirring and crushing device 2 is started, auxiliary materials such as bran, straw and wood dust are added according to a certain proportion to adjust the C/N ratio of the materials, a heating system 3 is started to adjust the temperature to a proper value, a periodically intermittent starting ventilation fan is used for supplementing oxygen, after a certain period of time, the fermentation is completed, a valve of a discharge port is opened, and the stirring and crushing device 2 is controlled to reversely rotate to discharge the materials from the discharge port.
The fermentation box for the organic wastes can fully meet the conditions required by high-temperature aerobic fermentation such as crushing, heating, oxygen supply and the like of the organic wastes, and realizes the conversion of the organic wastes into organic fertilizers.
The foregoing embodiments illustrate the principles and features of the present invention and their advantages, and it will be understood by those skilled in the art that the present invention is not limited by the embodiments described above, which are merely illustrative of the specific principles of operation of the present invention, and that various changes and modifications may be made therein without departing from the spirit and scope of the invention as defined by the appended claims and their equivalents.
Claims (6)
1. An organic waste fermenting case which is characterized in that: comprises a fermentation box body (1), a stirring and crushing device (2) and a heating system (3);
the fermentation box body (1) is provided with a fermentation cavity (11), a heating interlayer (12) is covered outside the fermentation cavity (11), and heat conduction oil (121) surrounding the fermentation cavity is filled inside the heating interlayer (12);
the stirring and crushing device (2) comprises a stirring main shaft (21) which is transversely arranged in the fermentation cavity (11), wherein a stirring blade (22) and a crushing blade (23) are fixedly arranged on the stirring main shaft (21), and the stirring blade (22) and the crushing blade (23) are driven by the stirring main shaft (21) to simultaneously stir and crush the organic waste in the fermentation cavity;
the heating system (3) comprises a plurality of heating rods (31) which are fixedly inserted into the heating interlayer (12) and used for heating the heat conduction oil in the heating interlayer (12);
the stirring blade (22) is a spiral stirring blade, the crushing blade (23) is positioned at one end of the stirring blade (22), and a discharge hole (112) closed through a valve is formed in the fermentation box body at the other end of the stirring blade (22);
two groups of stirring blades (22) with opposite spiral directions are arranged on the stirring main shaft (21), two groups of crushing blades (23) are respectively arranged at two ends of the two groups of stirring blades (22), and the discharge port (112) is positioned on the fermentation box body (1) at the joint of the two groups of stirring blades (22);
heating intermediate layer (12) form ascending U type cross section fermentation cavity (11) of opening, the top of heating intermediate layer (12) sets up heating rod mounting panel (33) of continuous concave-convex structure, heating rod (31) are fixed on the sunken roof of heating rod mounting panel (33), the heat conduction oil (121) that heat intermediate layer (12) inside was filled do not cross the sunken roof of heating rod mounting panel (33), will heat in the heat conduction oil (121) is wholly soaked in heating rod (31) of intermediate layer (12) inside.
2. The organic waste fermentation tank of claim 1, wherein both ends of the stirring main shaft (21) are rotatably assembled on the fermentation tank body at both ends of the fermentation cavity respectively through a mounting shaft (24), and the stirring main shaft (21) and the mounting shaft (24) are in threaded connection and are positioned and assembled through a pin shaft.
3. An organic waste fermenting case according to claim 2, wherein the top of the fermenting case (1) is provided with a ventilating fan (111) for supplying oxygen.
4. The organic waste fermentation tank as claimed in claim 3, wherein the oil injection cover plate (122) is formed on the convex top plate of the heating rod mounting plate (33).
5. The organic waste fermentation tank as claimed in claim 4, wherein the oil injection cover plate (122) is locked and fixed with the heating rod mounting plate (33) through a lock catch (123).
6. An organic waste fermenting case according to claim 5, wherein the heating interlayer (12) is covered with an insulating layer (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811339253.6A CN109081719B (en) | 2018-11-12 | 2018-11-12 | Organic waste fermenting case |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811339253.6A CN109081719B (en) | 2018-11-12 | 2018-11-12 | Organic waste fermenting case |
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| CN109081719A CN109081719A (en) | 2018-12-25 |
| CN109081719B true CN109081719B (en) | 2022-02-11 |
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| CN201811339253.6A Active CN109081719B (en) | 2018-11-12 | 2018-11-12 | Organic waste fermenting case |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110357690A (en) * | 2019-08-27 | 2019-10-22 | 重庆典果成实业有限公司 | A kind of organic fertilizer stirring Zymolysis Equipment and its rubbish from cooking fatten processing method |
| CN110734307A (en) * | 2019-12-05 | 2020-01-31 | 广东世纪辉腾环保科技有限公司 | sunlight composting equipment with glass top and putrescible organic garbage |
| CN113135786A (en) * | 2021-05-27 | 2021-07-20 | 浙江华再环境技术有限公司 | Vegetable waste organic fertilizer corrosion-promoting production equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2002015945A1 (en) * | 2000-08-22 | 2002-02-28 | Green Farm Energy A/S | Concept for slurry separation and biogas production |
| CN103086758A (en) * | 2013-02-26 | 2013-05-08 | 青岛聚蚨源机电有限公司 | Anaerobic composting process applicable to small-scale kitchen waste treatment |
| CN203229472U (en) * | 2013-03-29 | 2013-10-09 | 集辰（福建）农林发展有限公司 | Heating device of organic waste fermentation tank |
| CN103464452A (en) * | 2013-02-09 | 2013-12-25 | 山东华绿餐处科技股份有限公司 | Fermentation drying device used for treating kitchen wastes |
| CN204429834U (en) * | 2015-01-26 | 2015-07-01 | 厦门钧鼎鑫动物设备有限公司 | A kind of heater of the organic rejectamenta of animals processor |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207918715U (en) * | 2018-02-01 | 2018-09-28 | 安徽爱能洁生物科技有限公司 | A kind of organic fertilizer fermentation tank |
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2018
- 2018-11-12 CN CN201811339253.6A patent/CN109081719B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2002015945A1 (en) * | 2000-08-22 | 2002-02-28 | Green Farm Energy A/S | Concept for slurry separation and biogas production |
| CN103464452A (en) * | 2013-02-09 | 2013-12-25 | 山东华绿餐处科技股份有限公司 | Fermentation drying device used for treating kitchen wastes |
| CN103086758A (en) * | 2013-02-26 | 2013-05-08 | 青岛聚蚨源机电有限公司 | Anaerobic composting process applicable to small-scale kitchen waste treatment |
| CN203229472U (en) * | 2013-03-29 | 2013-10-09 | 集辰（福建）农林发展有限公司 | Heating device of organic waste fermentation tank |
| CN204429834U (en) * | 2015-01-26 | 2015-07-01 | 厦门钧鼎鑫动物设备有限公司 | A kind of heater of the organic rejectamenta of animals processor |
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