CN210036198U - Ventilative type compound fertilizer drying-machine - Google Patents

Abstract

The utility model discloses a ventilation type compound fertilizer dryer, which comprises a drying box and a drying mechanism; a heating bin and a dehumidifying bin positioned below the heating bin are arranged in the drying box; the drying mechanism comprises a material guide pipe, a heating column, an air guide pipe and an exhaust fan, the material guide pipe penetrates through the heating bin and the dehumidifying bin, the heating column is installed in the heating bin, the material guide pipe is provided with a heated section, the heated section is located in the heating bin and spirally surrounds the outer side of the heating column, the material guide pipe is provided with an exhaust section, the exhaust section is located in the dehumidifying bin, the exhaust section is provided with a plurality of exhaust through holes penetrating through the pipe wall, the air inlet end of the air guide pipe is communicated with the dehumidifying bin, and the exhaust fan is installed on the air guide pipe. The utility model discloses simple structure, convenient to use, and work efficiency is high, not only can realize the stoving of fertilizer, the moist air after getting rid of fertilizer stoving that moreover can be timely.

Description

A ventilated compound fertilizer dryer

technical field

The utility model relates to the field of compound fertilizer production, in particular to a ventilated compound fertilizer dryer.

Background technique

Fertilizers refer to a class of substances that provide one or more essential nutrients for plants, improve soil properties and improve soil fertility, and are one of the material bases for agricultural production. Chemical fertilizers, referred to as chemical fertilizers, are fertilizers made by chemical and (or) physical methods that contain one or more nutrient elements required for the growth of crops, also known as inorganic fertilizers, including nitrogen fertilizers, phosphate fertilizers, potash fertilizers, micro-fertilizers, compound fertilizers, etc. Compound fertilizers refer to chemical fertilizers containing two or more nutrient elements. Compound fertilizers have the advantages of high nutrient content, few side components and good physical properties. It is very important for balanced fertilization, improving fertilizer utilization, and promoting high and stable crop yields. effect.

In the production process of compound fertilizer, it is necessary to dry the fertilizer in time to obtain dry compound fertilizer, so as to achieve the purpose of prolonging the shelf life of the fertilizer. The existing drying method of compound fertilizer is generally placed directly on the ground to utilize wind and sunlight. For natural drying, this drying method has a slow drying speed and strict weather requirements. Even if some enterprises use mechanical equipment to assist drying, the air humidity around the fertilizer after drying is relatively high, so the effect of drying on the fertilizer is low. cause greater impact.

Utility model content

In order to solve the technical problems existing in the background technology, the utility model proposes a ventilated compound fertilizer dryer, which effectively improves the drying efficiency and drying effect of the fertilizer.

A ventilated compound fertilizer dryer proposed by the utility model comprises a drying box and a drying mechanism;

The drying box is provided with a heating bin and a dehumidification bin below the heating bin;

The drying mechanism includes a material guide pipe, a heating column, an air guide pipe and an exhaust fan. The material guide pipe runs through the heating chamber and the dehumidification chamber. The heating column is installed in the heating chamber. The material guide pipe has a heating section, and the heating section is located in the heating chamber. The spiral surrounds the outside of the heating column. The material guide pipe has an exhaust section. The exhaust section is located in the dehumidification bin. The exhaust section is provided with a plurality of exhaust through holes penetrating the pipe wall. Connected, the exhaust fan is installed on the air duct.

Preferably, there is also a preheating chamber located above the heating chamber in the drying box, the material guide pipe runs through the preheating chamber, the air outlet end of the air guide pipe is communicated with the preheating chamber, and the drying box is also provided with a connection to the preheating chamber. exhaust pipe.

Preferably, the air outlet end of the air guide pipe and the exhaust pipe are respectively communicated with the lower part and the upper part of the dehumidification chamber.

Preferably, a plurality of filter screens are arranged in the heating chamber.

Preferably, the material guide pipe is located in the preheating chamber and extends in an S shape from top to bottom.

Preferably, there is a horizontal feeding section on the material guide pipe, the horizontal feeding section is located in the preheating bin, and a spiral blade is rotatably installed in the horizontal feeding section.

Preferably, a drain pipe is also installed on the drying box, and the drain pipe communicates with the lower part of the preheating chamber.

The utility model has the advantages of simple structure, convenient use and high working efficiency, which can not only realize the drying of the fertilizer, but also can timely remove the moist air after the fertilizer is dried. When the utility model is used, the user feeds the fertilizer into the feeding pipe, and the fertilizer moves along the feeding pipe under the action of gravity. When the fertilizer passes through the heating bin, the heating section can be used to prolong the time for the fertilizer to pass through the heating bin, and it is beneficial to The fertilizer is constantly turned over. When the fertilizer moves to the exhaust section, the humid air in the fertilizer is extracted by the cooperation of the exhaust fan and the air duct, and the ventilation around the fertilizer is realized, and the circulation of the gas can promote the movement of the fertilizer.

Description of drawings

Figure 1 is a schematic structural diagram of a ventilated compound fertilizer dryer proposed by the utility model.

Detailed ways

The present utility model will be described in detail below with reference to the embodiments. Wherein the same parts are denoted by the same reference numerals, it should be noted that the words "front", "rear", "left", "right", "upper" and "lower" used in the following description refer to the In the drawings, the words "inner" and "outer" refer to directions toward or away from the geometric center of a particular component, respectively.

Referring to Figure 1, a ventilated compound fertilizer dryer proposed by the present utility model includes a drying box 1 and a drying mechanism;

The drying box 1 is provided with a heating chamber 11 and a dehumidification chamber 12 located below the heating chamber 11;

The drying mechanism includes a material guide pipe 21, a heating column 22, an air guide pipe 23 and an exhaust fan 24. The material guide pipe 21 runs through the heating chamber 11 and the dehumidification chamber 12. The heating column 22 is installed in the heating chamber 11. The heating section 211 is located in the heating chamber 11 and spirally surrounds the outside of the heating column 22. The material guide pipe 21 has an exhausting section 212, and the exhausting section 212 is located in the dehumidifying chamber 12. There are exhaust through holes penetrating through the pipe wall, the intake end of the air duct 23 is communicated with the dehumidification chamber 12 , and the exhaust fan 24 is installed on the air duct 23 .

When the utility model is used, the user feeds the fertilizer into the feeding pipe 21, and the fertilizer moves along the feeding pipe 21 under the action of gravity. time, and it is conducive to the continuous turnover of the fertilizer to realize position adjustment. When the fertilizer moves to the exhaust section 212, the exhaust fan 24 and the air duct 23 are used to cooperate to extract the moist air in the fertilizer, and realize ventilation around the fertilizer. Facilitates the movement of fertilizers.

In order to improve the fertilizer drying effect and reduce waste of heat energy, in this embodiment, a preheating chamber 13 is also provided in the drying box 1 above the heating chamber 11 , the material guide pipe 21 runs through the preheating chamber 13 , and the air outlet of the air guide pipe 23 The end communicates with the preheating chamber 13 , and the drying box 1 is also provided with an exhaust pipe 111 which communicates with the preheating chamber 13 .

In order to promote air circulation in the preheating chamber 13 and gradually increase the temperature of fertilizer preheating, in this embodiment, the air outlet end of the air guide pipe 23 and the exhaust pipe 111 communicate with the lower part and the upper part of the dehumidification chamber 12 respectively.

In this embodiment, the heating chamber 11 is provided with a plurality of filter screens 112, and the air flow is dispersed by the filter screens 112, which promotes the overall circulation of the air in the heating chamber 11, and facilitates the liquefaction of water in the hot air.

In order to increase the fertilizer preheating time, in this embodiment, the material guide pipe 21 is located in the preheating bin 13 and extends in an S shape from top to bottom.

In order to avoid the clogging of the fertilizer in the preheating bin 13, in this embodiment, the feeding pipe 21 is provided with a horizontal feeding section 213, the horizontal feeding section 213 is located in the preheating bin 13, and a spiral blade 3 is rotatably installed in the horizontal feeding section 213. .

In order to facilitate the discharge of the accumulated water in the preheating bin 13 , in this embodiment, a drain pipe 113 is also installed on the drying box 1 , and the drain pipe 113 communicates with the lower part of the preheating bin 13 .

Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present utility model, but not to limit them; although the present utility model has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that: It is still possible to modify the technical solutions recorded in the foregoing embodiments, or perform equivalent replacements to some of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention. .

Claims (7)

1. The utility model provides an interchangeable air type compound fertilizer drying-machine which characterized in that: comprises a drying box (1) and a drying mechanism;

a heating bin (11) and a dehumidifying bin (12) positioned below the heating bin (11) are arranged in the drying box (1);

the drying mechanism comprises a material guide pipe (21), a heating column (22), an air guide pipe (23) and an exhaust fan (24), wherein the material guide pipe (21) penetrates through the heating bin (11) and the dehumidifying bin (12), the heating column (22) is installed in the heating bin (11), a heated section (211) is arranged on the material guide pipe (21), the heated section (211) is located in the heating bin (11) and spirally surrounds the outer side of the heating column (22), an exhaust section (212) is arranged on the material guide pipe (21), the exhaust section (212) is located in the dehumidifying bin (12), a plurality of exhaust through holes penetrating through the pipe wall are formed in the exhaust section (212), the air inlet end of the air guide pipe (23) is communicated with the dehumidifying bin (12), and the exhaust fan (24) is installed on the air guide pipe (23).

2. The aeration type compound fertilizer dryer of claim 1, characterized in that: the preheating bin (13) is further arranged above the heating bin (11) in the drying box (1), the material guide pipe (21) penetrates through the preheating bin (13), the air outlet end of the air guide pipe (23) is communicated with the preheating bin (13), and the exhaust pipe (111) communicated with the preheating bin (13) is further arranged on the drying box (1).

3. The aeration type compound fertilizer dryer of claim 2, characterized in that: the air outlet end of the air duct (23) is communicated with the lower part and the upper part of the dehumidifying bin (12) through an exhaust pipe (111) respectively.

4. The aeration type compound fertilizer dryer of claim 2, characterized in that: a plurality of filter screens (112) are arranged in the heating chamber (11).

5. The aeration type compound fertilizer dryer of claim 2, characterized in that: the material guide pipe (21) is positioned in the preheating bin (13) and extends in an S shape from top to bottom.

6. The aeration type compound fertilizer dryer of claim 5, characterized in that: the material guide pipe (21) is provided with a horizontal material feeding section (213), the horizontal material feeding section (213) is positioned in the preheating bin (13), and a helical blade (3) is rotatably arranged in the horizontal material feeding section (213).

7. The compound fertilizer dryer of any one of claims 2-6, wherein: a liquid discharge pipe (113) is also arranged on the drying box (1), and the liquid discharge pipe (113) is communicated with the lower part of the preheating bin (13).

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