Heat supply mechanism for drying compound fertilizer particles

Abstract

The heat supply mechanism comprises a drying oven, a heating wire is arranged in the drying oven, an air inducing cover is arranged at the top end of the drying oven, the air inducing cover is detachably connected with the drying oven, a draught fan is installed at an opening in the top end of the air inducing cover, and the draught fan is used for sucking external air into the air inducing cover. A net cover is arranged at the bottom end of the air inducing cover, and the net cover plays a role in air uniformizing. An air inducing cover is arranged at the top of the drying oven, a fan is arranged at the top end of the air inducing cover, and the whole drying mechanism only needs to be erected over a conveyor through a support during use; the draught fan sucks external air into the drying oven to be heated, and the external air is blown to compound fertilizer particles from the bottom of the drying oven, so that the purpose of drying the compound fertilizer while conveying the compound fertilizer is achieved, and processing of the compound fertilizer is greatly facilitated. Meanwhile, the heat supply mechanism of the structure can be selectively installed at a proper position according to use requirements, operation is easy and convenient, and use is convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of drying, in particular to a heat supply mechanism for drying compound fertilizer particles. Background Technique

[0002] Compound fertilizer refers to chemical fertilizer containing two or more nutrient elements, which has the advantages of high nutrient content, few by-products and good physical properties, and plays a very important role in improving fertilizer utilization rate and promoting high and stable yield of crops. In the production process of compound fertilizer, it is usually necessary to dry the compound fertilizer particles to remove the moisture in the particles and improve the quality and storage stability of the product. Therefore, drying equipment is needed.

[0003] In the prior art, a Chinese patent with the patent number CN201920880973.7 discloses a dryer for producing urea-formaldehyde slow-release compound fertilizer, including a heat preservation tank and bases fixed on both sides of the bottom end of the heat preservation tank. The top end and the bottom end of the heat preservation tank are respectively welded with a feed hopper and a discharge hopper, and one side outer wall of the heat preservation tank is welded with a first support platform. A rotation driving mechanism is arranged at the top end of the first support platform. One end of the heat preservation tank far away from the first support platform is welded with a second support platform, and a heat supply mechanism is arranged at the top end of the second support platform. One end of the heat preservation tank is fixed with a rotating column through a bearing, and one end of the rotating column is welded with an inner tank. This dryer for producing compound fertilizer separates the mixing and drying area from the outside, reduces heat loss, thereby reducing the heat supply of the equipment, saving energy and protecting the environment, improves the heat supply and drying area, greatly improves the drying efficiency and comprehensiveness. In addition, a hot air component is installed, and the air ducts are annularly distributed on the outer wall of the auxiliary ring, greatly increasing the hot air blowing space and removing the drying dead angle.

[0004] The above-mentioned patent provides a dryer for producing compound fertilizer, which injects compound fertilizer particles into the equipment for drying. When producing compound fertilizer, it is often necessary to transport the compound fertilizer particles. If the compound fertilizer particles can be heated and dried while being transported, the production efficiency of compound fertilizer will be greatly improved. However, the existing dryer for producing compound fertilizer is not convenient for drying the compound fertilizer particles while transporting, which is not conducive to the efficient production and processing of compound fertilizer. Content of the Utility Model

[0005] The purpose of the utility model is to provide a heat supply mechanism for drying compound fertilizer particles, aiming to improve the problem that the existing dryer for producing compound fertilizer is not convenient for drying the compound fertilizer particles while transporting, which is not conducive to the efficient production and processing of compound fertilizer.

[0006] The utility model is realized as follows:

[0007] A heating mechanism for drying compound fertilizer granules, including an oven. There are heating wires inside the oven. An air guiding hood is provided at the top of the oven. The air guiding hood is detachably connected to the oven. And a fan is installed at the opening at the top of the air guiding hood. The fan is used to draw external air into the air guiding hood. A mesh hood is provided at the bottom of the air guiding hood, and the mesh hood plays a role in equalizing the air flow.

[0008] Preferably, installation grooves are provided at both the front and rear ends of the bottom surface of the oven. A plurality of threaded grooves are evenly provided inside the installation grooves. Card slots are symmetrically provided on both sides inside the opening at the top of the oven. Set screws are provided at the positions on the side of the oven aligned with the card slots. And a wiring head is provided on the side of the oven. The wiring head is used to supply power to the oven.

[0009] Preferably, a connection plate is provided at the top of the air guiding hood. A plurality of connection holes are evenly provided at the edge of the connection plate. And clamping rods are symmetrically provided on both sides at the bottom of the air guiding hood. The clamping rods are clamped inside the card slots.

[0010] Preferably, an installation platform is provided inside the fan. A motor is installed on the installation platform. The output end of the motor is connected to an impeller. A wire is provided on the side of the fan. A fixing plate is provided at the bottom of the fan. A plurality of fixing holes are evenly provided at the edge of the fixing plate. The fixing plate and the connection plate are connected by bolts.

[0011] Preferably, a frame is provided at the edge of the mesh hood. Bolt holes are provided at the positions on the frame aligned with the threaded grooves. The bolt holes are used for bolts to pass through to fix the mesh hood at the bottom of the oven.

[0012] Preferably, a filter plate is further included. An insertion port is provided at the front end of the air guiding hood. Sliding grooves are symmetrically provided on both sides along the insertion port inside the air guiding hood. The filter plate is inserted inside the air guiding hood through the insertion port.

[0013] Preferably, sliding rods are provided on both sides of the filter plate. The sliding rods are clamped inside the sliding grooves. A pulling groove is provided in the middle at the front end of the filter plate.

[0014] Compared with the prior art, the beneficial effects of the present utility model are:

[0015] 1. An air guiding hood is provided at the top of the oven of the present utility model, and a fan is provided at the top of the air guiding hood. During use, it only needs to be erected directly above the conveyor through a bracket; the fan draws external air into the oven for heating and blows it onto the compound fertilizer granules from the bottom of the oven, so as to achieve the purpose of drying the compound fertilizer while conveying it, which greatly facilitates the processing of the compound fertilizer. At the same time, the heating mechanism with this structure can be selectively installed at a suitable position according to the use requirements, with simple and convenient operation and easy to use.

[0016] 2. The middle part of the air guiding cover of this utility model is provided with a filter plate, through which the air blown out by the oven can be filtered to prevent a large amount of dust from adhering to the compound fertilizer particles. Description of the Drawings

[0017] Figure 1 is the overall structural schematic diagram of this utility model;

[0018] Figure 2 is the structural schematic diagram of the oven of this utility model;

[0019] Figure 3 is the structural schematic diagram of the air guiding cover of this utility model;

[0020] Figure 4 is the structural schematic diagram of the fan of this utility model;

[0021] Figure 5 is the structural schematic diagram of the wire mesh cover of this utility model;

[0022] Figure 6 is the structural schematic diagram of the filter plate of this utility model.

[0023] In the figure: 1. Oven; 11. Heating wire; 12. Installation groove; 13. Threaded groove; 14. Card slot; 15. Set screw; 16. Terminal; 2. Air guiding cover; 21. Connection plate; 22. Connection hole; 23. Insertion interface; 24. Slide groove; 25. Clamping rod; 3. Fan; 31. Wire; 32. Installation platform; 33. Motor; 34. Impeller; 35. Fixed plate; 36. Fixed hole; 4. Wire mesh cover; 41. Frame; 42. Bolt hole; 5. Filter plate; 51. Slide bar; 52. Pulling groove. Detailed Description of the Preferred Embodiments

[0024] In this utility model, unless otherwise clearly defined and limited, terms such as "installation", "connection", "connection", "fixation" and other terms should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or integrated; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the internal communication of two components or the interaction relationship between two components. For those of ordinary skill in the art, the specific meanings of the above terms in this utility model can be understood according to specific situations.

[0025] The following is a further description in conjunction with the drawings and specific embodiments: Embodiment

[0026] As Figure 1 and Figure 2As shown in the figure, a heat supply mechanism for drying compound fertilizer granules includes an oven 1. Inside the oven 1, there is a heating wire 11 which is convenient for heating the air entering the oven 1, facilitating the oven 1 to heat the compound fertilizer granules. At the top of the oven 1, there is an air guiding hood 2 which is detachably connected to the oven 1. This structure facilitates the disassembly of the air guiding hood 2, and thus facilitates the maintenance of the inside of the oven 1. And at the top opening of the air guiding hood 2, there is a fan 3 installed. The fan 3 is used to draw external air into the inside of the air guiding hood 2. At the bottom of the air guiding hood 2, there is a mesh hood 4 which plays a role in equalizing the air flow.

[0027] As Figure 2 shown in the figure, at the front and rear ends of the bottom surface of the oven 1, there are installation grooves 12. Inside the installation grooves 12, there are a plurality of threaded grooves 13 evenly arranged. The installation grooves 12 and the threaded grooves 13 are used to install the mesh hood 4, facilitating the fixation of the mesh hood 4 and also facilitating the disassembly and assembly of the mesh hood 4. On both sides of the inner part of the top opening of the oven 1, there are symmetrically arranged clamping grooves 14. At the position on the side surface of the oven 1 aligned with the clamping grooves 14, there is a setscrew 15 which is used to fix the position of the air guiding hood 2; the clamping grooves 14 facilitate the clamping connection between the oven 1 and the air guiding hood 2. And on the side surface of the oven 1, there is a wiring head 16 which is used to supply power to the oven 1.

[0028] As Figure 3 shown in the figure, at the top of the air guiding hood 2, there is a connection plate 21. At the edge of the connection plate 21, there are a plurality of connection holes 22 evenly arranged. The cooperation of the connection plate 21 and the connection holes 22 facilitates the connection of the air guiding hood 2 and the fan 3 through bolts. And on both sides of the bottom of the air guiding hood 2, there are symmetrically arranged clamping rods 25 which are clamped inside the clamping grooves 14; thus facilitating the connection between the air guiding hood 2 and the oven 1.

[0029] As Figure 4 shown in the figure, inside the fan 3, there is an installation platform 32. On the installation platform 32, there is a motor 33 installed. The installation platform 32 facilitates the installation of the motor 33 and ensures the stability of the motor 33. The output end of the motor 33 is connected to an impeller 34 which is convenient for rotating to drive the air flow. On the side surface of the fan 3, there is a wire 31 which is convenient for supplying power to the fan 3 and facilitating the use of the fan 3. At the bottom of the fan 3, there is a fixing plate 35. At the edge of the fixing plate 35, there are a plurality of fixing holes 36 evenly arranged. The fixing plate 35 and the connection plate 21 are connected by bolts, facilitating the stable cooperation of the fan 3 with the air guiding hood 2.

[0030] As Figure 5 shown in the figure, at the edge of the mesh hood 4, there is a frame 41. At the position of the frame 41 aligned with the threaded grooves 13, there are bolt holes 42 which are used for bolts to pass through to fix the mesh hood 4 at the bottom of the oven 1; this structure ensures that the mesh hood 4 can be installed and fixed, facilitating the use of the mesh hood 4.

[0031] Working principle: When in use, the oven 1 and the air draft hood 2 are installed on the top of the oven 1, and the fan 3 and the air draft hood 2 are fixed. Then the oven 1 is erected above the conveyor through a bracket, and the oven 1 and the fan 3 are powered on, so that the hot air blown out inside the oven 1 can smoothly blow onto the large compound fertilizer particles conveyed on the conveyor, thereby achieving the purpose of drying the compound fertilizer particles. And according to the usage requirements of the oven 1, multiple ovens 1 can be selectively installed or the installation position of the oven 1 can be changed, improving the applicability of the entire heating mechanism. Compared with the prior art, in the oven 1 of the present application, an air draft hood 2 is provided at the top, and a fan 3 is provided at the top of the air draft hood 2. When in use, the entire drying mechanism only needs to be erected directly above the conveyor through a bracket; the fan 3 sucks external air into the oven 1 for heating and blows it from the bottom of the oven 1 onto the compound fertilizer particles, thereby achieving the purpose of drying the compound fertilizer while conveying it, greatly facilitating the processing of the compound fertilizer. At the same time, the heating mechanism with this structure can be selectively installed at a suitable position according to the usage requirements, with simple and convenient operation and easy to use. Embodiment

[0032] As Figure 1 and Figure 2 As shown, a heating mechanism for drying compound fertilizer particles includes an oven 1. A heating wire 11 is provided inside the oven 1, and the heating wire 11 facilitates heating the air entering the oven 1, facilitating the oven 1 to heat the compound fertilizer particles. An air draft hood 2 is provided at the top of the oven 1, and the air draft hood 2 is detachably connected to the oven 1. This structure facilitates disassembling the air draft hood 2, and further facilitates the maintenance of the inside of the oven 1. And a fan 3 is installed at the opening at the top of the air draft hood 2, and the fan 3 is used to suck external air into the air draft hood 2. A mesh cover 4 is provided at the bottom end of the air draft hood 2, and the mesh cover 4 functions to equalize the air flow.

[0033] As Figure 2 As shown, mounting grooves 12 are provided at both the front and rear ends of the bottom surface of the oven 1, and a plurality of threaded grooves 13 are evenly provided inside the mounting grooves 12. The mounting grooves 12 and the threaded grooves 13 are used to mount the mesh cover 4, facilitating the fixation of the mesh cover 4 and also facilitating the disassembly and assembly of the mesh cover 4. On both sides of the inner side of the top opening of the oven 1, clamping grooves 14 are symmetrically provided, and at the position on the side surface of the oven 1 aligned with the clamping grooves 14, a setscrew 15 is provided. The setscrew 15 is used to fix the position of the air draft hood 2; the clamping grooves 14 facilitate the snap connection between the oven 1 and the air draft hood 2. And a wiring terminal 16 is provided on the side surface of the oven 1, and the wiring terminal 16 is used to connect power to the oven 1.

[0034] As Figure 3 As shown, a connection disk 21 is provided at the top of the air draft hood 2, and a plurality of connection holes 22 are evenly provided at the edge of the connection disk 21. The cooperation of the connection disk 21 and the connection holes 22 facilitates connecting the air draft hood 2 and the fan 3 through bolts. And on both sides of the bottom of the air draft hood 2, clamping rods 25 are symmetrically provided, and the clamping rods 25 are clamped inside the clamping grooves 14; thus facilitating the connection between the air draft hood 2 and the oven 1.

[0035] As shown Figure 4 in FIG. 3, an installation platform 32 is provided inside the fan 3, and a motor 33 is installed on the installation platform 32. The installation platform 32 facilitates the installation of the motor 33 and ensures the stability of the motor 33. The output end of the motor 33 is connected to an impeller 34, and the impeller 34 facilitates the rotation to drive the air flow. A wire 31 is provided on the side of the fan 3, and the wire 31 facilitates the connection of power to the fan 3 and the use of the fan 3. A fixing plate 35 is provided at the bottom end of the fan 3, and a plurality of fixing holes 36 are evenly provided at the edge of the fixing plate 35. The fixing plate 35 and the connecting plate 21 are connected by bolts, which facilitates the stable cooperation of the fan 3 with the air guide cover 2.

[0036] As shown Figure 5 in FIG. 4, a frame 41 is provided at the edge of the wire mesh cover 4. Bolt holes 42 are provided at the position of the frame 41 aligned with the thread grooves 13. The bolt holes 42 are used for bolts to pass through to fix the wire mesh cover 4 at the bottom end of the oven 1; this structure ensures that the wire mesh cover 4 can be installed and fixed, facilitating the use of the wire mesh cover 4.

[0037] As shown Figure 1 and Figure 3 in FIGS. 5 and 6, a filter plate 5 is further included. The filter plate 5 is used to filter the air drawn into the air guide cover 2 by the fan 3. At the same time, the filter plate 5 can also play a role in equalizing the air flow. An insertion interface 23 is provided at the front end of the air guide cover 2, and sliding grooves 24 are symmetrically provided on both sides of the insertion interface 23 along the inner side of the air guide cover 2. The filter plate 5 is inserted into the inner side of the air guide cover 2 through the insertion interface 23; the insertion interface 23 facilitates the disassembly and assembly of the filter plate 5, and the sliding grooves 24 facilitate the stable positioning of the filter plate 5 inside the air guide cover 2.

[0038] As shown Figure 6 in FIG. 6, sliding rods 51 are provided on both sides of the filter plate 5, and the sliding rods 51 are engaged inside the sliding grooves 24. This structure facilitates the stable positioning of the filter plate 5 inside the air guide cover 2 and ensures the sufficient stability of the filter plate 5. A pulling groove 52 is provided in the middle of the front end of the filter plate 5, and the pulling groove 52 is convenient for pulling the filter plate 5, facilitating the disassembly and assembly of the filter plate 5.

[0039] The above is only the preferred embodiment of the present invention and is not intended to limit the present invention. For those skilled in the art, the present invention can have various modifications and changes. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention shall be included within the protection scope of the present invention.

Claims

1. A heating mechanism for drying compound fertilizer particles, comprising an oven (1), characterized in that: A heating wire (11) is provided inside the oven (1), and an air hood (2) is provided at the top of the oven (1). The air hood (2) and the oven (1) are detachably connected, and a fan (3) is installed at the top opening of the air hood (2). The fan (3) is used to draw external air into the air hood (2). A mesh cover (4) is provided at the bottom of the air hood (2), and the mesh cover (4) plays a role in air uniformity.

2. A heating mechanism for drying compound fertilizer particles according to claim 1, characterized in that: The bottom of the oven (1) is provided with mounting grooves (12) at both ends, and a plurality of thread grooves (13) are evenly arranged inside the mounting grooves (12). The top opening of the oven (1) is symmetrically provided with clamping grooves (14) on both sides. The sides of the oven (1) are provided with top screws (15) aligned with the clamping grooves (14). The sides of the oven (1) are provided with wiring heads (16), and the wiring heads (16) are used to connect the oven (1) to electricity.

3. A heating mechanism for drying compound fertilizer particles according to claim 2, characterized in that: A connection plate (21) is provided at the top of the air induced hood (2), a plurality of connection holes (22) are evenly arranged at the edge of the connection plate (21), and clamping rods (25) are symmetrically provided on both sides of the bottom of the air induced hood (2), the clamping rods (25) being clamped in the inside of the clamping slots (14).

4. A heating mechanism for drying compound fertilizer particles according to claim 3, characterized in that: A mounting platform (32) is provided inside the fan (3), a motor (33) is mounted on the mounting platform (32), an output end of the motor (33) is connected to an impeller (34), a conductive wire (31) is provided on the side of the fan (3), a fixing plate (35) is provided at the bottom end of the fan (3), a plurality of fixing holes (36) are evenly arranged on the edge of the fixing plate (35), and the fixing plate (35) and the connecting plate (21) are connected by bolts.

5. A heating mechanism for drying compound fertilizer particles according to claim 2, characterized in that: The edge of the mesh cover (4) is provided with a frame (41), and a bolt hole (42) is provided at a position of the frame (41) aligned with the thread groove (13), and the bolt hole (42) is used for bolts to pass through to fix the mesh cover (4) to the bottom end of the oven (1).

6. A heating mechanism for drying compound fertilizer particles according to any one of claims 1 to 5, characterized in that: It also comprises a filter plate (5), a plug interface (23) is provided at the front end of the induced draft hood (2), sliding grooves (24) are symmetrically provided along both sides of the plug interface (23) on the inner side of the induced draft hood (2), and the filter plate (5) is plugged into the inner side of the induced draft hood (2) via the plug interface (23).

7. A heating mechanism for drying compound fertilizer particles according to claim 6, characterized in that: Slide bars (51) are provided on both sides of the filter plate (5), the slide bars (51) are engaged with the inner side of the slide groove (24), and a pull groove (52) is provided in the middle of the front end of the filter plate (5).

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