CN113209320A

CN113209320A - Sterilization and disinfection device and sterilization and disinfection method for preparing microbial organic fertilizer

Info

Publication number: CN113209320A
Application number: CN202110446136.5A
Authority: CN
Inventors: 徐丽萍; 崔红磊; 崔礼信
Original assignee: Nanjing Sanmei Agricultural Development Co ltd
Current assignee: Nanjing Sanmei Agricultural Development Co ltd
Priority date: 2021-04-25
Filing date: 2021-04-25
Publication date: 2021-08-06

Abstract

The invention discloses a sterilization and disinfection device for preparing a microbial organic fertilizer, which comprises a bottom plate, wherein a plurality of support rods are fixedly connected to the bottom plate, the upper ends of the support rods are fixedly connected with arc-shaped support plates, rollers are arranged on the arc-shaped support plates, a first sealing seat and a second sealing seat are symmetrically and fixedly connected to the two ends of each roller, exhaust pipes are arranged in the rollers, a plurality of groups of heating mechanisms are arranged on the exhaust pipes, the groups of heating mechanisms are distributed at equal intervals along the axes of the exhaust pipes, mounting side plates are also fixedly connected to the upper side of the bottom plate, the exhaust pipes penetrate through the mounting side plates, and a driving device is arranged on the bottom plate. According to the invention, the first electric heating tube and the second electric heating tube work, high temperature is transmitted through the heat conduction cover during the continuous overturning process of the roller, and the continuous rotation operation of the roller is matched under the action of the driving device, so that the inner space of the roller can quickly reach a high-temperature condition, and the fertilizer can be sterilized and disinfected at high temperature.

Description

Sterilization and disinfection device and sterilization and disinfection method for preparing microbial organic fertilizer

Technical Field

The invention relates to the technical field of microbial organic fertilizer preparation, in particular to a sterilization device and a sterilization method for preparing a microbial organic fertilizer.

Background

The microbial organic fertilizer is prepared by fully utilizing human and animal excreta, agricultural wastes and the like and adding biological bacteria for fermentation, adopts a secondary fermentation process, namely effective functional bacteria (nitrogen, phosphorus and potassium) and soil virus prevention bacteria, and can improve the physical and chemical properties of soil and enhance the water, fertilizer and fertilizer retention capability of the soil after application due to high organic matter content. The content of beneficial microorganisms is high: after entering the soil, the organic medium is added with a plurality of functional microorganisms to generate a large amount of secondary metabolites in the growth and reproduction process in the soil, so that the decomposition and conversion of organic matters are promoted, a plurality of nutrients and irritant substances can be directly or indirectly provided for crops, the growth of the crops is promoted and regulated, and the utilization rate of various applied fertilizers is improved and the effect is durable under the action of beneficial microorganisms and organic colloids in the soil. The environmental pollution is reduced: is safe and nontoxic to human, livestock and environment, and is an environment-friendly fertilizer.

Microbial organic fertilizer often need disinfect the disinfection in carrying out the preparation process, but current sterilization degassing unit has following problem: (1) uneven heating of the fertilizer causes incomplete disinfection and sterilization; (2) a large amount of odor contained in the sterilization process can not be discharged in time, so that peculiar smell is generated in the production process.

Disclosure of Invention

The invention aims to solve the problems that the uneven heating of the fertilizer causes incomplete disinfection and sterilization in the prior art; the disadvantage that a large amount of odor contained in the process of sterilization and disinfection can not be discharged in time, which causes peculiar smell generation in the production process, provides a sterilization and disinfection device for preparing microbial organic fertilizer and a sterilization and disinfection method thereof.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides a preparation microbial organic fertilizer's degassing unit that disinfects, includes the bottom plate, a plurality of bracing pieces of fixedly connected with on the bottom plate, the upper end fixedly connected with arc backup pad of bracing piece, be equipped with the cylinder in the arc backup pad, first seal receptacle of cylinder both ends symmetry fixedly connected with and second seal receptacle, be provided with the blast pipe in the cylinder, be equipped with multiunit heating mechanism on the blast pipe, multiunit heating mechanism is along the equidistant distribution of blast pipe axis, the upside of bottom plate is fixedly connected with installation curb plate still, the blast pipe runs through the setting of installation curb plate, be provided with drive arrangement on the bottom plate, the outer wall fixedly connected with ring gear of cylinder, the upset is realized through drive arrangement to the cylinder.

Preferably, the driving device comprises a driving motor, the driving motor is fixedly installed on the bottom plate, an output end of the driving motor is fixedly connected with an output shaft, one end of the output shaft, far away from the driving motor, is fixedly connected with a gear, and the gear is meshed with the gear ring.

Preferably, the heating mechanism comprises a first electric heating tube and a second electric heating tube, the first electric heating tube and the second electric heating tube are both fixedly mounted on the exhaust pipe, the first electric heating tube and the second electric heating tube are arranged in a staggered mode, and a heat conducting cover is arranged outside each group of heating mechanism.

Preferably, a bearing seat matched with the exhaust pipe is arranged on the second sealing seat, and the exhaust pipe is further provided with a pressure gauge and a control valve respectively.

Preferably, the arc backup pad is the arc form, fixedly connected with a plurality of supporting seats in the arc backup pad, every five the supporting seat is a set of, every all rotate on the supporting seat and be connected with the rotation wheel, seted up on the cylinder with rotate wheel matched with spacing groove.

Preferably, a feeding sealing door and a discharging sealing door are respectively arranged on the first sealing seat, and the feeding sealing door and the discharging sealing door are both semicircular.

Preferably, the inner side of the roller is fixedly connected with a first guide plate and a second guide plate respectively, the first guide plate is arranged at a clockwise inclination angle, and the second guide plate is arranged at a counterclockwise inclination angle.

The sterilization and disinfection method of the sterilization and disinfection device for preparing the microbial organic fertilizer is described above. The method specifically comprises the following steps:

1) open the feeding sealing door and pour into the raw materials in toward the cylinder, then under the guide of second guide plate, begin to flow to the inside of cylinder, finish until the raw materials adds, close the feeding sealing door and prepare to carry out the pasteurization:

2) the output shaft is driven to rotate by the driving motor, then the gear drives the gear ring to rotate, so that the roller starts to rotate slowly, the first electric heating tube and the second electric heating tube are started to work, and high temperature is transmitted through the heat conduction cover in the continuous overturning process of the roller, so that the inner space of the roller quickly reaches a high-temperature condition, and the fertilizer is sterilized and disinfected at high temperature;

3) observing the pressure value of a pressure gauge, opening a control valve when the pressure in the roller reaches a certain value, and discharging high-temperature odor into the existing odor treatment system through an exhaust pipe to ensure the production safety;

4) the high-temperature sterilization and disinfection is not less than 8 hours, when the sterilization time is up, the roller is controlled to rotate to 180 degrees of the initial position by the driving motor, the belt equipment is naturally cooled to a certain temperature, the discharging sealing door is opened, and the fertilizer after high-temperature sterilization is poured out conveniently under the flow guidance of the first guide plate;

5) randomly sampling in the discharged fertilizer, wherein the sample data is not less than 10 groups, carrying out bacterial detection on the sample, carrying out next-step biological fertilizer preparation work if the detected sample is qualified, repeating the first step to the fourth step if the bacterial quantity of the detected sample is unqualified, and increasing a certain temperature value to carry out secondary sterilization treatment.

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

1. first electrothermal tube and second electrothermal tube carry out work, and the cylinder is at continuous upset in-process, and the continuous rotatory operation of individual cylinder is joined in marriage in high temperature through the transmission of heat conduction cover under drive arrangement's effect for the inner space of cylinder reaches the high temperature condition fast, thereby carries out the pasteurization to fertilizer.

2. Through the pressure numerical value of observing the manometer, the temperature is higher, and the pressure in the cylinder is big more, when reaching certain dangerous numerical value, opens the control valve, discharges the high temperature foul smell into to current foul smell processing system through the blast pipe, guarantees the security of production, and the foul smell carries out special processing simultaneously and can not have the phenomenon that overflows, guarantees the sanitary and clean of production environment.

Drawings

FIG. 1 is a schematic structural diagram of one side of a control valve of a sterilization and disinfection device for preparing a microbial organic fertilizer according to the present invention;

FIG. 2 is a schematic view of a structure of one side of a sealing door of a sterilization and disinfection device for preparing a microbial organic fertilizer according to the present invention;

FIG. 3 is a schematic view of the internal structure of a roller in the sterilization and disinfection device for preparing microbial organic fertilizer according to the present invention;

FIG. 4 is a schematic structural view of a heating mechanism in a sterilization and disinfection apparatus for preparing a microbial organic fertilizer according to the present invention;

FIG. 5 is a schematic structural view of an arc-shaped support plate in the sterilization and disinfection device for preparing the microbial organic fertilizer according to the present invention;

fig. 6 is a schematic flow chart of a sterilization and disinfection method provided by the invention.

In the figure: 1-bottom plate, 2-installation side plate, 3-roller, 4-first sealing seat, 5-second sealing seat, 6-limit groove, 7-support rod, 8-toothed ring, 9-driving motor, 10-output shaft, 11-gear, 12-exhaust pipe, 13-control valve, 14-pressure gauge, 15-heat conduction cover, 16-first guide plate, 17-second guide plate, 18-first electric heating pipe, 19-second electric heating pipe, 20-arc support plate, 21-feeding sealing door, 22-discharging sealing door, 23-support seat and 24-rotating wheel.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Referring to fig. 1-6, a sterilization and disinfection device for preparing microbial organic fertilizer, comprising a bottom plate 1, a plurality of support rods 7 fixedly connected to the bottom plate 1, an arc support plate 20 fixedly connected to the upper ends of the support rods 7, the arc support plate 20 being arc-shaped, a plurality of support seats 23 fixedly connected to the arc support plate 20, every five support seats 23 being a group, a rotating wheel 24 rotatably connected to each support seat 23, a limit groove 6 matching with the rotating wheel 24 formed on the roller 3, a roller 3 arranged on the arc support plate 20, the rotating wheel 24 rolling in the limit groove 6 when the roller 3 rotates, to limit the transverse movement of the roller 3, a first seal seat 4 and a second seal seat 5 symmetrically and fixedly connected to both ends of the roller 3, an exhaust pipe 12 arranged in the roller 3, a plurality of heating mechanisms arranged on the exhaust pipe 12, the heating mechanisms comprising a first electric heating pipe 18 and a second electric heating pipe 19, the first electric heating tube 18 and the second electric heating tube 19 are both fixedly arranged on the exhaust pipe 12, the first electric heating tube 18 and the second electric heating tube 19 are arranged in a 90-degree staggered manner, a heat conduction cover 15 is arranged outside each group of heating mechanisms, comprehensive rapid heating can be realized through the staggered arrangement of the first electric heating tube 18 and the second electric heating tube 19, and the heating pipes are protected through the heat conduction covers 15;

the multiple groups of heating mechanisms are distributed at equal intervals along the axis of the exhaust pipe 12, the upper side of the bottom plate 1 is also fixedly connected with an installation side plate 2, the exhaust pipe 12 penetrates through the installation side plate 2, a bearing seat matched with the exhaust pipe 12 is arranged on the second sealing seat 5, a pressure gauge 14 and a control valve 13 are also respectively arranged on the exhaust pipe 12, the pressure inside the roller 3 during heating is detected through the pressure gauge 14, a driving device is arranged on the bottom plate 1, the outer wall of the roller 3 is fixedly connected with a toothed ring 8, the roller 3 is turned over through the driving device, the driving device comprises a driving motor 9, the driving motor 9 is fixedly arranged on the bottom plate 1, the output end of the driving motor 9 is fixedly connected with an output shaft 10, one end of the output shaft 10, far away from the driving motor 9, is fixedly connected with a gear 11, the gear 11 is meshed with the toothed ring 8 and is used for driving the output shaft 10 to rotate through the driving motor 9, then the gear 11 drives the gear ring 8 to rotate, so that the roller 3 starts to rotate slowly, and the roller 3 rotates to heat the fertilizer inside quickly.

Be provided with feeding sealing door 21 and ejection of compact sealing door 22 on the first seal receptacle 4 respectively, feeding sealing door 21 is semi-circular with ejection of compact sealing door 22, the inboard first guide plate 16 of fixedly connected with and second guide plate 17 respectively of cylinder 3, first guide plate 16 is the setting of the 30 degrees angles of clockwise slope, second guide plate 17 is the setting of the 30 degrees angles of anticlockwise slope, feeding sealing door 21 corresponds with second guide plate 17, first guide plate 16 respectively with ejection of compact sealing door 22.

The sterilization and disinfection method of the sterilization and disinfection device for preparing the microbial organic fertilizer comprises the following steps:

1) open feeding sealing door 21 and pour into the raw materials in to cylinder 3, then under the guide of second guide plate 17, begin to flow to the inside of cylinder 3, add to finish until the raw materials, close feeding sealing door 21 and prepare to carry out pasteurization:

2) the driving motor 9 drives the output shaft 10 to rotate, then the gear 11 drives the gear ring 8 to rotate, so that the roller 3 starts to rotate slowly, the first electric heating tube 18 and the second electric heating tube 19 are started to work, and high temperature is transmitted through the heat conducting cover 15 in the continuous overturning process of the roller 3, so that the internal space of the roller 3 quickly reaches high temperature conditions, and the fertilizer is sterilized and disinfected at high temperature;

3) observing the pressure value of a pressure gauge 14, opening a control valve 13 when the pressure in the roller 3 reaches a certain value, and discharging high-temperature odor into the existing odor treatment system through an exhaust pipe 12 to ensure the production safety;

4) the high-temperature sterilization and disinfection is not less than 8 hours, when the sterilization time is up, the rotary drum 3 is controlled to rotate to 180 degrees of the initial position through the driving motor 9, the belt equipment is naturally cooled to a certain temperature, the discharging sealing door 22 is opened, and the fertilizer after high-temperature sterilization is poured out conveniently under the guide of the first guide plate 16;

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. The sterilization and disinfection device for preparing the microbial organic fertilizer comprises a bottom plate (1) and is characterized in that a plurality of support rods (7) are fixedly connected onto the bottom plate (1), an arc-shaped support plate (20) is fixedly connected to the upper ends of the support rods (7), a roller (3) is arranged on the arc-shaped support plate (20), a first seal seat (4) and a second seal seat (5) are symmetrically and fixedly connected to two ends of the roller (3), an exhaust pipe (12) is arranged in the roller (3), a plurality of groups of heating mechanisms are arranged on the exhaust pipe (12), the heating mechanisms are distributed at equal intervals along the axis of the exhaust pipe (12), a mounting side plate (2) is further fixedly connected to the upper side of the bottom plate (1), the exhaust pipe (12) penetrates through the mounting side plate (2), a driving device is arranged on the bottom plate (1), and a toothed ring (8) is fixedly connected to the outer wall of the roller (3), the roller (3) is overturned by a driving device.

2. The sterilization and disinfection device for preparing the microbial organic fertilizer as claimed in claim 1, wherein said driving device comprises a driving motor (9), said driving motor (9) is fixedly installed on the bottom plate (1), an output shaft (10) is fixedly connected to an output end of said driving motor (9), a gear (11) is fixedly connected to an end of said output shaft (10) far away from the driving motor (9), and said gear (11) is engaged with the toothed ring (8).

3. The sterilization and disinfection apparatus for preparing microbial organic fertilizer according to claim 1, wherein said heating mechanism comprises a first electric heating tube (18) and a second electric heating tube (19), said first electric heating tube (18) and said second electric heating tube (19) are both fixedly installed on the exhaust pipe (12), said first electric heating tube (18) and said second electric heating tube (19) are disposed in 90 degree staggered arrangement, and a heat conducting cover (15) is disposed outside each group of said heating mechanism.

4. The sterilization and disinfection device for preparing the microbial organic fertilizer as claimed in claim 1, wherein a bearing seat matched with the exhaust pipe (12) is arranged on the second sealing seat (5), and the exhaust pipe (12) is further provided with a pressure gauge (14) and a control valve (13) respectively.

5. The sterilization and disinfection device for preparing the microbial organic fertilizer as claimed in claim 1, wherein said arc-shaped supporting plate (20) is arc-shaped, a plurality of supporting seats (23) are fixedly connected to said arc-shaped supporting plate (20), every five supporting seats (23) form a group, each supporting seat (23) is rotatably connected with a rotating wheel (24), and said drum (3) is provided with a limiting groove (6) matched with said rotating wheel (24).

6. The sterilization and disinfection device for preparing microbial organic fertilizer according to claim 1, wherein the first sealing seat (4) is provided with a feeding sealing door (21) and a discharging sealing door (22), and the feeding sealing door (21) and the discharging sealing door (22) are both semicircular.

7. The sterilization and disinfection apparatus for preparing microbial organic fertilizer according to claim 1, wherein a first guide plate (16) and a second guide plate (17) are respectively fixedly connected to the inner side of the drum (3), the first guide plate (16) is arranged by clockwise inclining at an angle of 30 degrees, and the second guide plate (17) is arranged by anticlockwise inclining at an angle of 30 degrees.

8. The sterilization and disinfection method of the sterilization and disinfection device for preparing the microbial organic fertilizer according to any one of claims 1-7, which is characterized by comprising the following steps:

1) open feeding sealing door (21) and pour the raw materials into cylinder (3), then under the guide of second guide plate (17), begin to flow to the inside of cylinder (3), until the raw materials adds and finishes, close feeding sealing door (21) and prepare to carry out pasteurization:

2) the driving motor (9) drives the output shaft (10) to rotate, then the gear (11) drives the gear ring (8) to rotate, so that the roller (3) starts to rotate slowly, the first electric heating tube (18) and the second electric heating tube (19) are started to work, and in the continuous overturning process of the roller (3), high temperature is transmitted through the heat conduction cover (15), so that the inner space of the roller (3) quickly reaches high-temperature conditions, and therefore high-temperature sterilization and disinfection are performed on fertilizers;

3) observing the pressure value of a pressure gauge (14), opening a control valve (13) when the pressure in the roller (3) reaches a certain value, and discharging high-temperature odor into the existing odor treatment system through an exhaust pipe (12) to ensure the production safety;

4) the high-temperature sterilization and disinfection are not less than 8 hours, when the sterilization time is up, the rotary drum (3) is controlled to rotate to 180 degrees of the initial position through the driving motor (9), the discharging sealing door (22) is opened after the belt equipment is naturally cooled to a certain temperature, and the fertilizer after high-temperature sterilization is poured out conveniently under the flow guidance of the first flow guide plate (16);