Mixing device for preparing organic fertilizer from cow dung
By designing a mixing device for preparing organic fertilizer from cow dung, the problem of mixing straw and cow dung was solved through the design of the conveyor shaft and spiral blades, achieving efficient mixing and continuous production.
Patent Information
- Application Number
- CN202423307766.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-31
- Publication Date
- 2025-12-19
- Estimated Expiration
- 2034-12-31
AI Technical Summary
Straw and cow dung are difficult to mix quickly during the preparation of organic fertilizer, and conventional methods are not very effective.
A mixing device for preparing organic fertilizer from cow manure was designed, including a relatively rotating conveyor shaft and a spiral blade in the mixing chamber. After the straw is crushed by a crusher, it is covered with cow manure between the conveyor shafts and pushed and mixed by the spiral blade. The straw is also stirred by a fixed rod to ensure thorough mixing.
This improved the mixing efficiency of straw and cow manure, enabling continuous production and better mixing results.
Smart Images
Figure CN223683442U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to mixing device technical field, concretely is a kind of mixing device for preparing organic fertilizer with cow dung. BACKGROUND
[0002] In the process of preparing organic fertilizer by cow dung, in order to improve the fertilizer efficiency and physical property of fertilizer, it is often necessary to add straw to cow dung in proper amount. Its cellulose and other ingredients in straw improve the porosity and aeration of organic fertilizer, and also help to regulate the carbon-nitrogen ratio of fertilizer, promote the decomposition activity of microorganisms.
[0003] However, in actual operation, due to the lightness of straw and the smoothness of part of the surface, it often leads to the difficulty of rapid mixing of straw floating above the cow dung. The conventional method is usually to crush and humidify the straw to make it easier to mix, but the effect is not ideal.
[0004] Therefore, it is necessary to provide a mixing device for preparing organic fertilizer with cow dung to solve the above problems. INVENTION CONTENTS
[0005] (I) technical problem solved
[0006] The utility model aims at providing a mixing device for preparing organic fertilizer with cow dung to solve the problem of difficulty in rapid mixing of straw and cow dung in the above background technology.
[0007] (II) technical scheme
[0008] To achieve the above purpose, the utility model is implemented by the following technical scheme: a mixing device for preparing organic fertilizer with cow dung, comprising a mixing bin, the two ends of the mixing bin are respectively provided with a feed inlet and a discharge outlet, two opposite rotating conveying shafts are arranged inside the mixing bin along its length direction, the outer sides of the two conveying shafts are fixedly connected with spiral vanes, the spiral directions of the two spiral vanes are opposite, and the spiral vanes are used to push the material from the feed inlet to the discharge outlet.
[0009] The side of the feed inlet close to the discharge outlet is provided with a pulverizer, the discharge port of the pulverizer is fixedly connected with a guide plate, and the guide plate is used to guide the pulverized material to the space between the two conveying shafts.
[0010] Preferably, the pulverizer comprises a pulverizing box, two pulverizing shafts are connected with the pulverizing box in opposite rotation, and the outer sides of the two pulverizing shafts are fixedly connected with a plurality of pulverizing fins.
[0011] Preferably, the pulverizing fins on the outer sides of the two pulverizing shafts are staggered.
[0012] Preferably, the outer side of the conveying shaft is uniformly fixedly connected with a plurality of fixing rods, and the fixing rods are distributed in a staggered manner with the spiral blades.
[0013] Preferably, the conveying shaft is rotationally connected with the mixing bin through a bearing seat, one end of the conveying shaft is fixedly connected with a gear, the two gears are meshed with each other, and one of the conveying shafts is driven to rotate by a speed reducer motor.
[0014] Preferably, the spiral blade comprises a plurality of blade segments, and a gap is arranged between adjacent two blade segments.
[0015] (Three) beneficial effects
[0016] Compared with the prior art, the utility model provides a kind of cattle dung preparation organic fertilizer mixing device, with following beneficial effects:
[0017] 1, the cattle dung preparation organic fertilizer mixing device, by setting relatively rotating two conveying shafts, and the straw is sent to between two conveying shafts, so that the cattle dung on both sides can cover straw, to improve the mixing efficiency;Material is continuously pushed by spiral blade in the mixing process, so that it can realize continuous production.
[0018] 2, the cattle dung preparation organic fertilizer mixing device, by setting fixed rod to push straw downward, straw is pressed into cattle dung, so as to avoid straw and cattle dung stratification, further improve mixing effect. DRAWINGS
[0019] Fig. 1 It is the front view schematic diagram of the utility model structure;
[0020] Fig. 2 It is the top view schematic diagram of the mixing bin of the utility model;
[0021] Fig. 3 It is the section view schematic diagram of the mixing bin of the utility model.
[0022] In the drawing: 1, discharge port;2, mixing bin;3, pulverizer;4, feed inlet;5, conveying shaft;6, fixed rod;7, spiral blade;8, pulverizing box;9, pulverizing fin;10, pulverizing shaft;11, guide plate. DETAILED DESCRIPTION
[0023] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.
[0024] Please refer to Figs. 1-3As shown, a kind of mixing device for preparing organic fertilizer with cow dung, including mixing bin 2, the both ends of mixing bin 2 are equipped with feed inlet 4 and discharge outlet 1 respectively, feed inlet 4 is located above mixing bin 2, discharge outlet 1 is located below mixing bin 2, the inside of mixing bin 2 is equipped with two opposite rotating conveying shafts 5 along its length direction, the outside of two conveying shafts 5 is fixedly connected with helical blade 7, the helical direction of two helical blades 7 is opposite, helical blade 7 is used to push material from feed inlet 4 to discharge outlet 1;The side of feed inlet 4 close to discharge outlet 1 is equipped with pulverizer 3, the discharge port of pulverizer 3 is fixedly connected with guide plate 11, guide plate 11 is used to guide the material after being crushed to between two conveying shafts 5.
[0025] When using, drive conveying shaft 5 to rotate by driving device, send cow dung from feed inlet 4 into mixing bin 2, add straw into mixing bin 2 after being crushed by pulverizer 3, send straw to between two conveying shafts 5 under the guidance of guide plate 11, make the cow dung on both sides cover straw under the action of two helical blades 7 to mix, while helical blade 7 pushes mixed material to move to discharge outlet 1, in this process, under the constant stirring of helical blade 7, make them fully mix.
[0026] In some embodiments, pulverizer 3 includes crushing box 8, two crushing shafts 10 are connected with opposite rotation in crushing box 8, the outside of two crushing shafts 10 is fixedly connected with multiple crushing fins 9. Specifically, one of crushing shafts 10 is driven to rotate by motor, the end of two crushing shafts 10 is fixedly connected with gear, two gears are engaged with each other. Preferably, the crushing fins 9 on the outside of two crushing shafts 10 are staggered, by setting staggered crushing fins 9, in order to crush straw.
[0027] In order to improve the mixing effect of straw and cow dung, the outside of conveying shaft 5 is uniformly fixedly connected with multiple fixed rods 6, fixed rod 6 is distributed with helical blade 7. In order to avoid stratification of straw and cow dung, by setting fixed rod 6 to push straw downward, straw is pressed into cow dung, so as to avoid stratification of straw and cow dung, further improve mixing effect.
[0028] Specifically, conveying shaft 5 is rotatably connected with mixing bin 2 through bearing seat, one end of conveying shaft 5 is fixedly connected with gear, two gears are engaged with each other, one of conveying shafts 5 is driven to rotate by speed reducer motor.
[0029] In order to further improve mixing effect, helical blade 7 is set to multiple sections, and gap is set between adjacent two sections, so as to reduce the pushing speed of helical blade 7 to material, improve mixing time, thereby improve mixing effect.
[0030] Working principle: through the reduction motor drive conveying shaft 5 rotation, the cow dung is sent into the mixing bin 2 by the feed inlet 4, the straw is crushed by the pulverizer 3 and is guided to add between two conveying shafts 5 by the flow guide plate 11, under the action of two spiral blades 7, the cow dung on both sides covers the straw and makes it mix, at the same time, the spiral blade 7 pushes the mixed material to the discharge port 1, in the process, the fixed rod 6 stirs the straw downward, the straw floating on the cow dung is pressed into the cow dung, under the continuous stirring of the spiral blade 7, the both are fully mixed.
[0031] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.
Claims
1. A mixing device for preparing organic fertilizer from cow dung, comprising a mixing bin (2), characterized in that: The mixing bin (2) is provided with a feeding port (4) and a discharging port (1) at two ends respectively, two opposite rotating conveying shafts (5) are arranged in the mixing bin (2) along the length direction, the outer sides of the two conveying shafts (5) are fixedly connected with spiral blades (7), the spiral directions of the two spiral blades (7) are opposite, and the spiral blades (7) are used for pushing the materials from the feeding port (4) to the discharging port (1); The side, close to the discharging port (1), of the feeding port (4) is provided with a pulverizer (3), the discharging port of the pulverizer (3) is fixedly connected with a guide plate (11), and the guide plate (11) is used for guiding the pulverized materials to the space between the two conveying shafts (5).
2. The mixing device for preparing organic fertilizer from cow dung according to claim 1, characterized in that: The pulverizer (3) comprises a pulverizing box (8), two pulverizing shafts (10) are rotatably connected in the pulverizing box (8), and the outer sides of the two pulverizing shafts (10) are fixedly connected with a plurality of pulverizing fins (9).
3. The mixing device for preparing organic fertilizer from cow dung according to claim 2, characterized in that: The pulverizing fins (9) on the outer sides of the two pulverizing shafts (10) are distributed in a staggered mode.
4. The mixing device for preparing organic fertilizer from cow dung according to claim 1, characterized in that: The outer side of the conveying shaft (5) is uniformly fixedly connected with a plurality of fixing rods (6), and the fixing rods (6) and the spiral blades (7) are distributed in a staggered mode.
5. The mixing device for preparing organic fertilizer from cow dung according to claim 1, characterized in that: The conveying shaft (5) is rotatably connected with the mixing bin (2) through a bearing seat, one end of the conveying shaft (5) is fixedly connected with a gear, the two gears are meshed with each other, and one of the conveying shafts (5) is driven to rotate by a speed reducer motor.
6. The mixing device for preparing organic fertilizer from cow dung according to claim 1, characterized in that: The spiral blade (7) comprises a plurality of blade sections, and gaps are arranged between adjacent two blade sections.