Double-shaft mixing machine for organic fertilizer production

Abstract

The utility model discloses a double-shaft mixer for organic fertilizer production, which comprises a driving component, a shell and a stirring component, one side of the top of the shell is provided with a feed port, one side of the bottom of the shell is provided with a discharge port, the top of the shell is also provided with a spraying port and an observation port, the spraying port is arranged beside the feed port, the spraying port and the observation port are covered with top covers, and the stirring component is arranged in the shell. The pressing assembly comprises a first hinge base, a second hinge base, a pressing rod, a screw rod and a butterfly nut, the first hinge base and the second hinge base are fixed to the shell and located on the two sides of the top cover, one end of the pressing rod is hinged to the first hinge base, and a clamping groove matched with the screw rod is formed in the other end of the pressing rod; one end of the screw is rotationally connected with the second hinge seat, and the other end of the screw is in threaded connection with the butterfly nut. The double-shaft mixing machine can solve the problems that the spraying position and the observation position of the existing double-shaft mixing machine are not easy to open and close and are not convenient to overhaul and maintain.

Description

Technical Field

[0001] The utility model relates to the technical field of stirring machinery, in particular to a double-shaft mixer for organic fertilizer production. Background Art

[0002] Organic fertilizer refers to a fertilizer rich in organic matter and microorganisms made from organic materials such as animal and plant residues, livestock and poultry manure, and domestic garbage through composting, fermentation, and enzymatic processes. In modern industrial production, various organic substances after fermentation are generally further processed and eventually made into granular fertilizers, which are convenient for storage and transportation.

[0003] In the process of organic fertilizer granulation, the fermented and decomposed early raw materials need to be fully mixed with various auxiliary materials (such as inorganic fertilizers such as nitrogen, phosphorus, potassium or other additives). This step can be carried out by a double-shaft mixer, which uses the spiral blades of the stirring shaft to rotate in the opposite direction to mix and stir the materials, such as a double-shaft paddle mixer disclosed in the Chinese utility model patent with publication number CN212492478U. However, the spray position and observation position of this type of equipment are not easy to open and close, which is not conducive to inspection and maintenance. Utility Model Content

[0004] The utility model aims to provide a double-shaft mixer for organic fertilizer production, which is used to solve the problem that the spraying position and the observation position of the existing double-shaft mixer are difficult to open and close, which is not conducive to overhaul and maintenance.

[0005] In order to solve the above problems, the utility model adopts the following technical solutions:

[0006] A double-shaft mixer for producing organic fertilizer comprises a driving assembly, a shell and a stirring assembly, the shell is located on one side of the driving assembly, the stirring assembly is located inside the shell, the driving assembly is transmission-connected to the stirring assembly, the stirring assembly comprises two main shafts running in opposite directions and arranged in parallel, paddles are installed on the main shafts, a feed port is arranged on one side of the top of the shell, a discharge port is arranged on one side of the bottom of the shell, a spray port and an observation port are also arranged on the top of the shell, the spray port is arranged next to the feed port, the observation port is covered with a top cover and is pressed by a clamping assembly, the clamping assembly comprises a first hinge seat, a second hinge seat, a pressure rod, a screw and a butterfly nut, the first hinge seat and the second hinge seat are both fixed on the shell and are located on both sides of the top cover, one end of the pressure rod is hinged to the first hinge seat, the other end of the pressure rod is provided with a slot matching the screw, one end of the screw is rotatably connected to the second hinge seat, the other end of the screw is threadedly connected to the butterfly nut, when the top cover presses the observation port, the screw is located in the slot, and the bottom of the butterfly nut is in close contact with the surface of the pressure rod.

[0007] Optionally, a spray hood and a spray assembly are provided above the spray port, and the spray assembly includes a water inlet main pipe, a water inlet branch pipe and a nozzle. The water inlet main pipe is arranged outside the spray hood, and a plurality of water inlet branch pipes are provided and connected to the water inlet main pipe. The water inlet branch pipe extends horizontally into the spray hood and is installed with a plurality of the nozzles, and the nozzle is located above the stirring assembly.

[0008] Optionally, an inspection opening is also provided on the top of the spray hood, and the inspection opening is covered with a top cover, which is tightly pressed by a pressing assembly.

[0009] Optionally, a handle is fixed to the top cover.

[0010] Optionally, the driving assembly includes a reduction motor, a driving sprocket, a sprocket shaft and a gear shaft. The output shaft of the reduction motor is transmission-connected to the driving sprocket. A driven sprocket and a first synchronous wheel are coaxially arranged on the sprocket shaft. A second synchronous wheel is arranged on the gear shaft. The driving sprocket and the driven sprocket are connected by a chain transmission. The first synchronous wheel and the second synchronous wheel are meshed for transmission. The sprocket shaft and the gear shaft are transmission-connected to the two main shafts of the stirring assembly respectively.

[0011] Optionally, the top of the shell is formed by splicing a plurality of plates, each plate corresponds to the feed port, the spray port and the observation port, and a sealing structure is provided between adjacent plates.

[0012] Optionally, the sealing structure includes a sealing gasket and two L-shaped plates arranged opposite to each other, the sealing gasket is arranged vertically and the bottom is clamped between adjacent plates, and the upper part of the sealing gasket is clamped between the two L-shaped plates.

[0013] By adopting the above technical solution, the utility model has the following advantages:

[0014] The double-shaft mixer of the utility model can quickly and fully mix the early raw materials after fermentation and composting with various auxiliary materials. The top covers at the spray port and the observation port can be quickly opened and closed by means of a clamping assembly, which is convenient for quick inspection and maintenance. At the same time, an inspection port is also provided at the spray hood, which cooperates with other observation ports to form a larger total observation area or operation area, which is conducive to the smooth inspection and maintenance. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a main structural schematic diagram of the utility model;

[0016] Figure 2 It is a schematic diagram of the top view structure of the utility model;

[0017] Figure 3 yes Figure 1 Schematic diagram of the left view structure;

[0018] Figure 4 yes Figure 1 A right view structural diagram of ;

[0019] Figure 5 It is a structural schematic diagram of the compression assembly in the utility model;

[0020] Figure 6 yes Figure 2 A partial enlarged schematic diagram of point B in the middle;

[0021] Figure 7 yes Figure 1 A local enlarged schematic diagram of point A in the middle.

[0022] Figure numerals: 1, shell, 2, main shaft, 3, paddle, 4, feed port, 5, discharge port, 6, spray port, 7, observation port, 8, top cover, 9, first hinge seat, 10, second hinge seat, 11, pressure rod, 12, screw, 13, butterfly nut, 14, slot, 15, spray cover, 16, water inlet main pipe, 17, water inlet branch pipe, 18, inspection port, 19, handle, 20, reduction motor, 21, driving sprocket, 22, driven sprocket, 23, first synchronous wheel, 24, second synchronous wheel, 25, sealing gasket, 26, L-shaped plate. DETAILED DESCRIPTION

[0023] In order to make the technical purpose, technical scheme and beneficial effects of the utility model clearer, the following Figure 1-7 The technical solution of the utility model is further illustrated with specific embodiments. Example

[0024] A double-shaft mixer for producing organic fertilizer comprises a driving assembly, a shell 1 and a stirring assembly, wherein the shell 1 is located on one side of the driving assembly, the stirring assembly is located inside the shell 1, the driving assembly is connected to the stirring assembly by transmission, the stirring assembly comprises two main shafts 2 which are arranged in parallel and in opposite directions of rotation, and paddles 3 are mounted on the main shafts 2, a feed port 4 is arranged on one side of the top of the shell 1, a discharge port 5 is arranged on one side of the bottom of the shell 1, a spray port 6 and an observation port 7 are also arranged on the top of the shell 1, the spray port 6 is arranged next to the feed port 4, and it is convenient to spray water or other liquids on the materials which have just entered the shell 1, in this embodiment, two observation ports 7 are arranged side by side between the spray port 6 and the rear end of the shell 1, when the observation port 7 is opened, the right position in the shell 1 can be observed, the observation port 7 is covered with a top cover 8 and is pressed tightly by a pressing assembly, such as Figure 5 and Figure 6As shown, the clamping assembly includes a first hinge seat 9, a second hinge seat 10, a pressure rod 11, a screw 12 and a butterfly nut 13. The first hinge seat 9 and the second hinge seat 10 are both fixed on the shell 1 and are located on both sides of the top cover 8. One end of the pressure rod 11 is hinged to the first hinge seat 9, and the other end of the pressure rod 11 is provided with a slot 14 that cooperates with the screw 12. One end of the screw 12 is rotatably connected to the second hinge seat 10, and the other end of the screw 12 is threadedly connected to the butterfly nut 13. When the top cover 8 is pressed against the observation port 7, the screw 12 is located in the slot 14, and the bottom of the butterfly nut 13 is in close contact with the surface of the pressure rod 11.

[0025] When the top cover 8 needs to be opened, the butterfly nut 13 is loosened so that it no longer presses the pressure rod 11, and the butterfly nut 13 and the screw rod 12 are rotated to a side away from the pressure rod 11, and the pressure rod 11 is lifted to take the top cover 8. The pressure rod 11 and the top cover 8 can be fixed or not fixed. When the pressure rod 11 and the top cover 8 are fixed, the top cover 8 can be lifted by lifting the pressure rod 11.

[0026] By using the clamping assembly, the top cover 8 can be quickly locked at the observation port 7, which can ensure sealing and facilitate rapid maintenance.

[0027] Further, as one of the embodiments of the present invention, Figure 1 and Figure 2 As shown, a spray cover 15 and a spray assembly are arranged above the spray port 6. The spray assembly includes a water inlet main pipe 16, a water inlet branch pipe 17 and a nozzle. The water inlet main pipe 16 is arranged outside the spray cover 15. A plurality of water inlet branch pipes 17 are arranged and connected to the water inlet main pipe 16. The water inlet branch pipe 17 extends horizontally into the spray cover 15 and is equipped with a plurality of the nozzles. The nozzles are located above the stirring assembly. The spray cover 15 can arrange the spray assembly above the stirring space without occupying the stirring space in the housing 1.

[0028] Furthermore, as one of the embodiments of the present invention, the top of the spray hood 15 is provided with an inspection port 18, which is covered with a top cover 8, and the top cover 8 is sealed by pressing the clamping assembly. The inspection port 18 provided at the spray hood 15 can be used to maintain the spray parts, and can also be used to observe the spraying condition and the stirring condition at the left position inside, and cooperates with the two observation ports 7 to form a larger total observation area.

[0029] Furthermore, as one of the embodiments of the present invention, a handle 19 is fixed on the top cover 8 for easy taking.

[0030] Further, as one of the embodiments of the present invention, Figure 2As shown, the driving assembly includes a reduction motor 20, a driving sprocket 21, a sprocket shaft and a gear shaft. The output shaft of the reduction motor 20 is connected to the driving sprocket 21, a driven sprocket 22 and a first synchronous wheel 23 are coaxially arranged on the sprocket shaft, and a second synchronous wheel 24 is arranged on the gear shaft. The driving sprocket 21 and the driven sprocket 22 are connected by a chain transmission, the first synchronous wheel 23 and the second synchronous wheel 24 are meshed for transmission, and the sprocket shaft and the gear shaft are respectively connected to the two main shafts 2 of the stirring assembly.

[0031] Furthermore, as one of the embodiments of the utility model, the top of the shell 1 is formed by splicing multiple plates, each plate corresponds to the feed port 4, the spray port 6 and the observation port 7, which is easy to process, and a sealing structure is provided between adjacent plates.

[0032] Further, as one of the embodiments of the present invention, Figure 7 As shown, the sealing structure includes a sealing gasket 25 and two L-shaped plates 26 arranged opposite to each other. The sealing gasket 25 is arranged vertically and its bottom is clamped between adjacent plates. The upper part of the sealing gasket 25 is clamped between the two L-shaped plates 26 to ensure the sealing of the overall structure.

[0033] In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, the terms "first", "second", etc. are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, features defined as "first", "second", etc. may explicitly or implicitly include one or more of the features. In the description of the present utility model, unless otherwise specified, "multiple" means two or more.

[0034] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood by specific circumstances.

[0035] The above embodiments do not impose any formal restrictions on the shape, material, structure, etc. of the utility model. Any simple modifications, equivalent changes and modifications made to the above embodiments based on the technical essence of the utility model are within the protection scope of the technical solution of the utility model.

[0036] It should be understood that although this specification is described according to implementation methods, not every implementation method contains only one independent technical solution. This narrative method of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment can also be appropriately combined to form other implementation methods that can be understood by those skilled in the art.

Claims

1. A double-shaft mixer for organic fertilizer production, comprising a driving assembly, a shell and a stirring assembly, wherein the shell is located on one side of the driving assembly, the stirring assembly is located inside the shell, the driving assembly is connected to the stirring assembly by transmission, the stirring assembly comprises two main shafts which are arranged in parallel and have opposite running directions, the main shafts are provided with paddles, a feeding port is provided on one side of the top of the shell, and a discharging port is provided on one side of the bottom of the shell, Features: The top of the shell is also provided with a spray port and an observation port. The spray port is arranged next to the feed port. The observation port is covered with a top cover and is pressed tightly by a clamping assembly. The clamping assembly includes a first hinge seat, a second hinge seat, a pressure rod, a screw and a butterfly nut. The first hinge seat and the second hinge seat are both fixed on the shell and located on both sides of the top cover. One end of the pressure rod is hinged to the first hinge seat, and the other end of the pressure rod is provided with a slot matching the screw. One end of the screw is rotatably connected to the second hinge seat, and the other end of the screw is threadedly connected to the butterfly nut. When the top cover is pressed tightly against the observation port, the screw is located in the slot, and the bottom of the butterfly nut is in close contact with the surface of the pressure rod.

2. A twin-shaft mixer for organic fertilizer production according to claim 1, Features: A spray hood and a spray assembly are arranged above the spray port. The spray assembly includes a water inlet main pipe, a water inlet branch pipe and a nozzle. The water inlet main pipe is arranged outside the spray hood. A plurality of water inlet branch pipes are arranged and are connected to the water inlet main pipe. The water inlet branch pipe extends horizontally into the spray hood and is installed with a plurality of the nozzles. The nozzle is located above the stirring assembly.

3. A twin-shaft mixer for organic fertilizer production according to claim 2, Features: An inspection opening is also provided on the top of the spray hood, and the inspection opening is covered with a top cover, which is tightly pressed by a pressing assembly.

4. A twin-shaft mixer for organic fertilizer production according to claim 1, Features: A handle is fixed to the top cover.

5. A twin-shaft mixer for organic fertilizer production according to claim 1, Features: The driving assembly includes a reduction motor, a driving sprocket, a sprocket shaft and a gear shaft. The output shaft of the reduction motor is transmission-connected to the driving sprocket. A driven sprocket and a first synchronous wheel are coaxially arranged on the sprocket shaft. A second synchronous wheel is arranged on the gear shaft. The driving sprocket and the driven sprocket are connected by a chain transmission. The first synchronous wheel and the second synchronous wheel are meshed for transmission. The sprocket shaft and the gear shaft are transmission-connected to the two main shafts of the stirring assembly respectively.

6. A twin-shaft mixer for organic fertilizer production according to claim 1, Features: The top of the shell is made of multiple plates, each of which corresponds to the feed port, the spray port and the observation port, and a sealing structure is arranged between adjacent plates.

7. A twin-shaft mixer for organic fertilizer production according to claim 6, Features: The sealing structure comprises a sealing gasket and two L-shaped plates arranged opposite to each other. The sealing gasket is arranged vertically and its bottom is clamped between adjacent plates, and its upper part is clamped between the two L-shaped plates.

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