阅读说明：本技术 一种有氧堆肥反应装置 (Aerobic composting reaction device ) 是由 严建中 张启华 郑成志 于 2019-10-23 设计创作，主要内容包括：本发明涉及生物质技术领域,且公开了一种有氧堆肥反应装置,解决了目前实验室内不便研究有氧堆肥的反应机理以及优化其运行参数的问题,其包括氧气瓶,所述氧气瓶上端安装有压力阀,氧气瓶一侧连接有浮子流量计,本发明,可以实时在线测量有氧堆肥过程中的氧气消耗量；通过氨气传感器可以实时测量反应器内氨气浓度,评估氮元素流失率；通过温度传感器可以实时测量有氧堆肥过程中的温度变化；本发明通过上述结构设置,可用于实验室研究各类有机固体废弃物有氧堆肥的机理和参数优化,可以测量有氧堆肥过程中的耗氧量以及监测堆肥过程中的温度变化、氨气释放量等,操作简单,使用方便,反应装置模块化设计,易于更换部件。(The invention relates to the technical field of biomass, and discloses an aerobic composting reaction device, which solves the problems that the reaction mechanism of aerobic composting is inconvenient to research and the operation parameters of the aerobic composting in a laboratory at present, and comprises an oxygen cylinder, wherein the upper end of the oxygen cylinder is provided with a pressure valve, and one side of the oxygen cylinder is connected with a float flowmeter; the ammonia gas sensor can measure the ammonia gas concentration in the reactor in real time and evaluate the loss rate of the nitrogen element; the temperature sensor can measure the temperature change in the aerobic composting process in real time; through the structure, the device can be used for researching the mechanism and parameter optimization of aerobic composting of various organic solid wastes in a laboratory, can measure the oxygen consumption in the aerobic composting process and monitor the temperature change, ammonia release amount and the like in the composting process, and is simple to operate, convenient to use, simple in modular design of a reaction device and easy to replace parts.)

1. An aerobic composting reaction device, comprising an oxygen cylinder (1), characterized in that: the oxygen cylinder is characterized in that a pressure valve (2) is installed at the upper end of the oxygen cylinder (1), one side of the oxygen cylinder (1) is connected with a float flowmeter (3), one end of the float flowmeter (3) is connected with a float flowmeter air inlet (4), the float flowmeter air inlet (4) is connected with the pressure valve (2) through an air pipe (5), the other end of the float flowmeter (3) is connected with a float flowmeter air outlet (6), one end of the float flowmeter (3) is connected with an air exhaust bar (7), two ends of the air exhaust bar (7) are respectively connected with an air exhaust inlet (8) and an air exhaust outlet (9), the air exhaust inlet (8) is connected with the float flowmeter air outlet (6) through the air pipe (5), the upper end of the air exhaust bar (7) is connected with an air distribution port (10), one side of the air exhaust bar (7) is connected with a bypass cylinder (11), the upper end, the upper end of a pressure stabilizing rod (13) is connected with a pressure stabilizing rod air inlet (14), the pressure stabilizing rod air inlet (14) is connected with an air exhaust outlet (9) through an air pipe (5), one side of the lower part of the pressure stabilizing rod (13) is provided with an air hole (15), one side of the upper end of a threaded cover (12) is provided with a bypass bottle air outlet (16), one side of an air exhaust (7) is connected with an oxygen measuring instrument (17), the upper end of the oxygen measuring instrument (17) is respectively connected with an oxygen measuring instrument air inlet (18) and an oxygen measuring instrument air outlet (19), the oxygen measuring instrument air inlet (18) is connected with a gas distributing port (10) through the air pipe (5), one side of the oxygen measuring instrument (17) is connected with a constant-temperature water bath magnetic stirrer (20), the inside of the constant-temperature water bath magnetic stirrer (20) is connected with a reactor (21), the upper end of, keep away from reactor air inlet (23) one side and be connected with reactor gas outlet (24) flange panel (22) upper end, reactor air inlet (23) are connected with oxygen measuring instrument gas outlet (19) through trachea (5), ammonia sensor (25) are pegged graft respectively to flange panel (22) upper end, temperature sensor (26) and pressure sensor (27), reactor (21) internal connection has reaction chamber (28), reaction chamber (28) are including lower shelf (29), rod iron (30), go up shelf (31) and filter screen (32), lower shelf (29) upper end is connected with upper shelf (31) through three rod irons (30), three rod irons (30) outside encircles and is connected with filter screen (32), reaction chamber (28) upper end is connected with beaker (33), reaction chamber (28) below is connected with magnetic stirrers (34).

2. An aerobic composting device as claimed in claim 1, characterised in that: the middle part of the upper end of the threaded cover (12) is provided with a through hole, the voltage stabilizing rod (13) is positioned in the through hole, and a connecting ring is embedded at the contact end of the voltage stabilizing rod (13) and the through hole.

3. An aerobic composting device as claimed in claim 1, characterised in that: the outer wall of the upper end of the bypass bottle (11) is provided with an external thread which is conveniently matched and connected with the threaded cover (12).

4. An aerobic composting device as claimed in claim 1, characterised in that: the upper end of the reactor air inlet (23) is connected with a reactor air inlet valve (35), and the upper end of the reactor air outlet (24) is connected with a reactor air outlet valve (36).

5. An aerobic composting device as claimed in claim 1, characterised in that: connecting holes are formed in the upper end of the lower shelf (29) and the lower end of the upper shelf (31) corresponding to the upper end and the lower end of the three steel bars (30).

6. An aerobic composting device as claimed in claim 1, characterised in that: the connecting end of the flange panel (22) and the reactor (21) is connected with a sealing ring.

7. An aerobic composting device as claimed in claim 1, characterised in that: the height of the water source injected into the bypass bottle (11) is 2cm higher than that of the air hole (15).

8. An aerobic composting device as claimed in claim 1, characterised in that: the sodium hydroxide solution is added into the beaker (33).

Technical Field

The invention belongs to the technical field of biomass, and particularly relates to an aerobic composting reaction device.

Background

With the rapid development of human society, various organic solid wastes, such as agricultural straws, livestock and poultry manure, municipal kitchen waste, garden waste and the like, have seriously influenced the sustainable development of the society, and the organic solid wastes are degraded by microorganisms and are subjected to composting, can convert the pollutants into fertilizers, not only removes the pollutants, but also obtains fertilizer resources, so that the method achieves two purposes, the compost is generally divided into aerobic compost and anaerobic compost, the anaerobic composting can generate peculiar smell, the reaction period is long, the practical application is less, the aerobic composting refers to the process that aerobic bacteria absorb, oxidize and decompose organic wastes under the sufficient oxygen condition, the high temperature generated in the aerobic composting process can kill pathogenic bacteria to the maximum extent, the degradation rate is high, the peculiar smell is less, and the method is the mainstream composting mode at present.

At present, aerobic compost is used more in actual production, but on the laboratory lab scale, the reaction mechanism of aerobic compost is researched finely and the operation parameters of aerobic compost are optimized, further deep research is needed, correspondingly, a related aerobic compost reaction device is also lacked, and therefore, the novel laboratory aerobic compost reaction device is provided, and the method has important significance.

Disclosure of Invention

Aiming at the situation, in order to overcome the defects of the prior art, the invention provides the aerobic composting reaction device, which effectively solves the problem that the reaction mechanism of aerobic composting is inconvenient to research and the operation parameters of aerobic composting in the current laboratory are optimized.

In order to achieve the purpose, the invention provides the following technical scheme: an aerobic composting reaction device comprises an oxygen cylinder, wherein a pressure valve is installed at the upper end of the oxygen cylinder, a float flowmeter is connected to one side of the oxygen cylinder, a float flowmeter air inlet is connected to one end of the float flowmeter, the float flowmeter air inlet is connected with the pressure valve through an air pipe, a float flowmeter air outlet is connected to the other end of the float flowmeter, a gas bar is connected to one end of the float flowmeter, a gas exhaust air inlet and a gas exhaust air outlet are respectively connected to the two ends of the gas exhaust, the gas exhaust air inlet is connected with the float flowmeter air outlet through an air pipe, a gas distribution port is connected to the upper end of the gas exhaust, a bypass cylinder is connected to the upper end of the bypass cylinder, a pressure stabilizing rod is embedded at the upper end of the thread cover, a pressure stabilizing rod air inlet is connected to the upper end of the pressure stabilizing rod, the pressure stabilizing rod air inlet is, one side of the gas exhaust is connected with an oxygen measuring instrument, the upper end of the oxygen measuring instrument is respectively connected with an oxygen measuring instrument gas inlet and an oxygen measuring instrument gas outlet, the oxygen measuring instrument gas inlet is connected with a gas distributing port through a gas pipe, one side of the oxygen measuring instrument is connected with a constant temperature water bath magnetic stirrer, the inside of the constant temperature water bath magnetic stirrer is connected with a reactor, the upper end of the reactor is connected with a flange panel, one side of the upper end of the flange panel, which is far away from the gas inlet of the reactor, is connected with a reactor gas outlet, the gas inlet of the reactor is connected with the gas outlet of the oxygen measuring instrument through a gas pipe, the upper end of the flange panel is respectively inserted with an ammonia sensor, a temperature sensor and a pressure sensor, the inside of the reactor is connected with, the outer parts of the three steel bars are connected with filter screens in a surrounding way, the upper end of the reaction chamber is connected with a beaker, and the lower part of the reaction chamber is connected with a magnetic stirrer.

Preferably, the middle part of the upper end of the threaded cover is provided with a through hole, the voltage stabilizing rod is positioned in the through hole, and a connecting ring is embedded at the contact end of the voltage stabilizing rod and the through hole.

Preferably, the outer wall of the upper end of the bypass bottle is provided with an external thread which is conveniently matched and connected with the threaded cover.

Preferably, the upper end of the air inlet of the reactor is connected with an air inlet valve of the reactor, and the upper end of the air outlet of the reactor is connected with an air outlet valve of the reactor.

Preferably, the upper end of the lower shelf and the lower end of the upper shelf correspond to the upper ends and the lower ends of the three steel rods and are provided with connecting holes.

Preferably, the flange panel is connected with the connecting end of the reactor with a sealing ring.

Preferably, the height of the water source injected into the bypass bottle is 2cm higher than the height of the air hole. .

Preferably, the sodium hydroxide solution is added into the beaker.

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

(1) the invention can measure the oxygen consumption in the aerobic composting process on line in real time;

(2) the ammonia concentration in the reactor can be measured in real time through an ammonia sensor, and the loss rate of the nitrogen element is evaluated;

(3) the temperature change in the aerobic composting process can be measured in real time through the temperature sensor;

(4) through the structure, the device can be used for researching the mechanism and parameter optimization of aerobic composting of various organic solid wastes in a laboratory, can measure the oxygen consumption in the aerobic composting process and monitor the temperature change, ammonia release amount and the like in the composting process, and is simple to operate, convenient to use, simple in modular design of a reaction device and easy to replace parts.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention.

In the drawings:

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the structure of a reaction chamber according to the present invention;

in the figure: 1. an oxygen cylinder; 2. a pressure valve; 3. a float flow meter; 4. a float flow meter inlet; 5. an air tube; 6. a float flow meter outlet; 7. air exhaust; 8. an air exhaust inlet; 9. a gas exhaust port; 10. an air dividing port; 11. a bypass bottle; 12. a threaded cap; 13. a voltage stabilizing rod; 14. a pressure stabilizer air inlet; 15. air holes; 16. a bypass bottle outlet; 17. an oxygen measuring instrument; 18. an oxygen meter inlet; 19. an oxygen meter gas outlet; 20. a constant-temperature water bath magnetic stirrer; 21. a reactor; 22. a flange panel; 23. a reactor gas inlet; 24. the gas outlet of the reactor; 25. an ammonia gas sensor; 26. a temperature sensor; 27. a pressure sensor; 28. a reaction chamber; 29. a lower shelf; 30. a steel bar; 31. an upper shelf; 32. filtering with a screen; 33. a beaker; 34. a magnetic stirrer; 35. a reactor air inlet valve; 36. and a gas outlet valve of the reactor.

Detailed Description

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