Tail gas heat energy recovery device for fertilizer production

Abstract

The utility model discloses a fertilizer production tail gas heat energy recovery device which comprises a collecting box, a recovery assembly is installed in the collecting box, the recovery assembly comprises expansion covers fixedly connected with the inner walls of the two sides of the collecting box, and the two expansion covers are both in a halfpace shape and are symmetrically arranged; a plurality of heat dissipation pipes which are distributed at equal intervals are fixedly inserted between the two expansion covers, the multiple heat dissipation pipes are arranged to be in a wave shape, an air inlet pipe is fixedly inserted into the outer wall of one side of the collecting box and communicates with one expansion cover, a power generator is fixedly installed on the outer wall of one end of the collecting box, and the power generator is fixedly installed on the outer wall of the other end of the collecting box. According to the tail gas heat recovery device, heat in tail gas can be collected through the arrangement of the recovery assembly, heat energy is converted into electric energy through the power generator so that other electric appliances can operate, and the effect of saving energy can be achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of heat energy recovery, in particular to an exhaust gas heat energy recovery device for fertilizer production. Background Art

[0002] Compound fertilizers are chemical fertilizers made by chemical or mixed methods that contain any two or three of the crop nutrient elements nitrogen, phosphorus, and potassium. Compound fertilizer production often uses soil testing formulas to measure the nutrient status of the soil. Soil testing formula fertilization is based on soil testing and fertilizer field trials. According to the fertilizer requirements of crops, soil fertilizer supply performance and fertilizer effects, on the basis of reasonable application of organic fertilizers, the application amount, fertilization period and application method of nitrogen, phosphorus, potassium and medium and trace elements are proposed.

[0003] After searching, a utility model with Chinese patent publication number CN 215311090 U discloses an exhaust gas recovery device for compound fertilizer production, including a lower shell and a water mist nozzle, wherein a support leg is connected to the bottom of the lower shell, and a mounting nail is connected to the inside of the support leg, a flange is connected to the top of the lower shell, and the other end of the flange is connected to the upper shell, a pin is connected to the left side of the flange, a water pump is installed on the left side of the lower shell, and a delivery pipe is connected to the top of the water pump.

[0004] Although the above patent achieves exhaust gas cleaning during use, it lacks the utilization of exhaust gas heat energy, resulting in waste of exhaust gas heat energy, which will only be dissipated into the air as time goes by. Therefore, a exhaust gas heat energy recovery device for fertilizer production is proposed. Utility Model Content

[0005] The purpose of the utility model is to provide a tail gas heat energy recovery device for fertilizer production to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a tail gas heat energy recovery device for fertilizer production, comprising a collecting box, characterized in that: a recovery component is installed inside the collecting box, the recovery component comprises an extension cover fixedly connected to the inner walls on both sides of the collecting box, the two extension covers are both arranged in a step-type, and the two are symmetrically arranged, a plurality of heat dissipation pipes distributed at equal distances are fixedly plugged between the two extension covers, and the plurality of heat dissipation pipes are all arranged in a wave-type, an air intake pipe is fixedly plugged into the outer wall of one side of the collecting box, the air intake pipe is connected to one of the extension covers, a generator is fixedly installed on the outer wall of one end of the collecting box, a connecting pipe is fixedly plugged into the connecting ports at both ends of the generator, and the two connecting pipes are fixedly plugged into the outside of the collecting box.

[0007] As a further preferred embodiment of the present technical solution, the air intake pipe and one of the connecting pipes are rotatably connected with the same rotating shaft, and impeller one and impeller two are coaxially fixed at both ends of the rotating shaft, and impeller one and impeller two are respectively adapted to the inner diameters of the air intake pipe and the connecting pipe.

[0008] It can collect the heat in the exhaust gas and convert the heat into electrical energy through the generator to power other electrical appliances, which can save energy. The exhaust gas generated by fertilizer production flows into one of the extension covers from the intake pipe, and then enters multiple heat pipes from the extension cover. At this time, the water in the collection box can absorb the heat in the heat pipe, and the generator can be connected to the collection box through the connecting pipe. The generator can generate electricity using the heat in the water, and the exhaust gas will drive impeller 1 to rotate during the flow. Impeller 1 can drive impeller 2 to rotate synchronously through the rotating shaft. Impeller 2 can speed up the flow rate of water in the connecting pipe, thereby ensuring that the water containing heat can enter the generator faster.

[0009] As a further preferred embodiment of the present technical solution, a battery is fixedly mounted on the top outer wall of the generator, and the generator is electrically connected to the battery via a wire.

[0010] As a further preferred embodiment of the technical solution, an air outlet pipe is fixedly connected to the outer wall of the other side of the collection box, and a processing component is installed outside the air outlet pipe.

[0011] As a further preferred embodiment of the present technical solution, the processing component includes a nozzle rotatably connected to the top of one end of the air outlet pipe, the outer wall of the top of the nozzle is provided with a plurality of nozzles distributed at equal distances, the outer walls on both sides of the nozzle are provided with a plurality of test nozzles at one end away from each other, a processing box is fixedly sleeved outside the air outlet pipe, and the nozzle is located in the internal space of the processing box.

[0012] As a further preferred embodiment of the technical solution, the inner walls on both sides of the processing box are fixedly connected to the same mounting plate, a motor is fixedly mounted on the top outer wall of the mounting plate, a stirring frame is coaxially fixed to the output end of the motor, and the motor is electrically connected to the battery through a wire.

[0013] The exhaust gas enters the exhaust pipe through another expansion cover, then enters the nozzle through the exhaust pipe, and finally is sprayed toward the treatment box from the nozzle on the top and the side nozzle on the edge. The impurities in it will be absorbed by the cleaning liquid in the treatment box, and the side nozzle will generate lateral thrust when spraying outward, which can drive the nozzle to rotate, making the distribution of bubbles more dispersed, which is beneficial to improve the absorption effect. The electric energy in the battery can also drive the motor to rotate, and the motor can drive the stirring frame to rotate, so as to ensure that the cleaning fluid continues to flow, so that the impurities intercepted by the cleaning fluid are distributed evenly, thereby further improving the absorption effect.

[0014] The utility model provides a tail gas heat energy recovery device for fertilizer production, which has the following beneficial effects:

[0015] (1) The utility model can collect the heat in the exhaust gas by setting up a recovery component, and convert the heat energy into electrical energy through the generator to operate other electrical appliances, which can achieve the effect of saving energy. The exhaust gas generated by fertilizer production flows into one of the expansion covers from the intake pipe, and then enters the interior of multiple heat dissipation pipes from this expansion cover. At this time, the water in the collection box can absorb the heat in the heat dissipation pipe, and the generator can be connected to the collection box through the connecting pipe. The generator can use the heat in the water to generate electricity. The exhaust gas will drive the impeller 1 to rotate during the flow process. The impeller 1 can drive the impeller 2 to rotate synchronously through the rotating shaft. The impeller 2 can accelerate the flow rate of the water in the connecting pipe, thereby ensuring that the water containing heat can enter the generator faster.

[0016] (2) The utility model sets a treatment component, and the exhaust gas enters the interior of the exhaust pipe through another expansion cover, then enters the nozzle through the exhaust pipe, and finally sprays toward the treatment box from the nozzle at the top and the side nozzle at the edge. The impurities in the exhaust gas will be absorbed by the cleaning liquid in the treatment box, and the side nozzle will generate lateral thrust when spraying outward, which can drive the nozzle to rotate, making the distribution of bubbles more dispersed, which is conducive to improving the absorption effect. The electric energy in the battery can also drive the motor to rotate, and the motor can drive the stirring frame to rotate, so as to ensure that the cleaning liquid continues to flow, so that the impurities intercepted by the cleaning liquid are distributed uniformly, thereby further improving the absorption effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall first-view structure of the utility model;

[0018] Figure 2 It is a schematic diagram of the overall structure of the utility model from a second viewing angle;

[0019] Figure 3 It is a schematic diagram of the enlarged structure of the expansion cover and the heat dissipation pipe of the utility model;

[0020] Figure 4 For the utility model Figure 2 The enlarged structural diagram at A in the middle;

[0021] In the figure: 1. collecting box; 2. air inlet pipe; 3. air outlet pipe; 4. processing box; 5. battery; 6. recovery assembly; 7. processing assembly; 601. expansion cover; 602. heat dissipation pipe; 603. generator; 604. connecting pipe; 605. rotating shaft; 606. impeller 1; 607. impeller 2; 701. nozzle; 702. measuring nozzle; 703. mounting plate; 704. motor; 705. stirring frame. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the accompanying drawings in the embodiments of the present invention.

[0023] The utility model provides a technical solution: Figure 2 , Figure 3 As shown in FIG4 , in the present embodiment, a heat recovery device for exhaust gas used in fertilizer production includes a collecting box 1, characterized in that: a recovery component 6 is installed inside the collecting box 1, the recovery component 6 includes an extension cover 601 fixedly connected to the inner walls on both sides of the collecting box 1, the two extension covers 601 are both arranged in a step-type, and the two are symmetrically arranged, a plurality of heat dissipation pipes 602 distributed at equal distances are fixedly plugged between the two extension covers 601, and the plurality of heat dissipation pipes 602 are all arranged in a wave-type, an air intake pipe 2 is fixedly plugged into the outer wall of one side of the collecting box 1, the air intake pipe 2 is connected to one of the extension covers 601, a generator 603 (the generator 603 is a temperature difference generator) is fixedly installed on the outer wall of one end of the collecting box 1, and the connection ports at both ends of the generator 603 are fixedly plugged with a connecting pipe 604, and the two connecting pipes 604 are fixedly plugged into the outside of the collecting box 1.

[0024] The air intake pipe 2 and one of the connecting pipes 604 are rotatably connected with a same rotating shaft 605, and impeller 1 606 and impeller 2 607 are coaxially fixed at both ends of the rotating shaft 605. Impeller 1 606 and impeller 2 607 are respectively adapted to the inner diameters of the air intake pipe 2 and the connecting pipe 604.

[0025] The exhaust gas generated by fertilizer production flows into one of the extension covers 601 from the intake pipe 2, and then enters the interior of multiple heat pipes 602 from this extension cover 601. At this time, the water in the collection box 1 can absorb the heat in the heat pipe 602, and the generator 603 can be connected to the collection box 1 through the connecting pipe 604. The generator 603 can use the heat in the water to generate electricity, and the exhaust gas will drive the impeller 1 606 to rotate during the flow process. The impeller 1 606 can drive the impeller 2 607 to rotate synchronously through the rotating shaft 605. The impeller 2 607 can accelerate the flow rate of the water in the connecting pipe 604, thereby ensuring that the water containing heat can enter the generator 603 faster.

[0026] like Figure 1 As shown in FIG. 2 , a storage battery 5 is fixedly mounted on the top outer wall of the generator 603 . The generator 603 is electrically connected to the storage battery 5 via a wire, so as to collect electric energy.

[0027] like Figure 1 As shown in FIG. 2 , an air outlet pipe 3 is fixedly connected to the outer wall of the other side of the collecting box 1 , and a processing component 7 is installed outside the air outlet pipe 3 .

[0028] The processing component 7 includes a nozzle 701 rotatably connected to the top of one end of the air outlet pipe 3, and a plurality of nozzles distributed at equal distances are arranged on the outer wall of the top of the nozzle 701. A plurality of test nozzles 702 are arranged on the ends of the outer walls on both sides of the nozzle 701 away from each other. A processing box 4 is fixedly sleeved on the outside of the air outlet pipe 3, and the nozzle 701 is located in the internal space of the processing box 4.

[0029] The inner walls on both sides of the processing box 4 are fixedly connected with the same mounting plate 703, the outer wall on the top of the mounting plate 703 is fixedly installed with a motor 704, the output end of the motor 704 is coaxially fixed with a stirring frame 705, and the motor 704 is electrically connected to the battery 5 through a wire.

[0030] The exhaust gas enters the exhaust pipe 3 through another expansion cover 601, then enters the nozzle 701 through the exhaust pipe 3, and is finally sprayed toward the processing box 4 from the nozzle on the top and the side nozzle 702 on the edge. The impurities therein will be adsorbed by the cleaning liquid in the processing box 4, and the side nozzle 702 will generate lateral thrust when spraying outward, which can drive the nozzle 701 to rotate, making the distribution of bubbles more dispersed, which is conducive to improving the absorption effect. The electric energy in the battery 5 can also drive the motor 704 to rotate, and the motor 704 can drive the stirring frame 705 to rotate, thereby ensuring that the cleaning liquid continues to flow, so that the impurities intercepted by the cleaning liquid are distributed sufficiently evenly, thereby further improving the absorption effect.

[0031] The utility model provides a tail gas heat energy recovery device for fertilizer production, and the specific working principle is as follows:

[0032] When the device is working, the exhaust gas generated by fertilizer production flows into one of the expansion covers 601 from the air inlet pipe 2, and then enters the interior of multiple heat dissipation pipes 602 from this expansion cover 601. At this time, the water in the collection box 1 can absorb the heat in the heat dissipation pipe 602, and the generator 603 can be connected with the collection box 1 through the connecting pipe 604. The generator 603 can use the heat in the water to generate electricity, and the exhaust gas will drive the impeller 1 606 to rotate during the flow process. The impeller 1 606 can drive the impeller 2 607 to rotate synchronously through the rotating shaft 605. The impeller 2 607 can speed up the flow rate of the water in the connecting pipe 604, thereby ensuring that the water containing heat can enter the interior of the generator 603 faster, and then The exhaust gas enters the exhaust pipe 3 through another expansion cover 601, then enters the nozzle 701 through the exhaust pipe 3, and is finally sprayed toward the processing box 4 from the nozzle on the top and the side nozzle 702 on the edge. The impurities therein will be adsorbed by the cleaning liquid in the processing box 4, and the side nozzle 702 will generate lateral thrust when spraying outward, which can drive the nozzle 701 to rotate, making the distribution of bubbles more dispersed, which is conducive to improving the absorption effect. The electric energy in the battery 5 can also drive the motor 704 to rotate, and the motor 704 can drive the stirring frame 705 to rotate, thereby ensuring that the cleaning liquid continues to flow, so that the impurities intercepted by the cleaning liquid are distributed sufficiently evenly, thereby further improving the absorption effect.

[0033] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A heat recovery device for tail gas used in fertilizer production, comprising a collecting box (1), characterized in that: A recycling assembly (6) is installed inside the collection box (1), and the recycling assembly (6) comprises an extension cover (601) fixedly connected to the inner walls of both sides of the collection box (1), the two extension covers (601) are both arranged in a step-shaped manner, and the two are arranged symmetrically, a plurality of heat dissipation pipes (602) distributed at equal distances are fixedly plugged between the two extension covers (601), and the plurality of heat dissipation pipes (602) are all arranged in a wave-shaped manner, an air intake pipe (2) is fixedly plugged into the outer wall of one side of the collection box (1), and the air intake pipe (2) is connected to one of the extension covers (601), a generator (603) is fixedly installed on the outer wall of one end of the collection box (1), and a connecting pipe (604) is fixedly plugged into the connecting ports at both ends of the generator (603), and the two connecting pipes (604) are fixedly plugged into the outside of the collection box (1).

2. The tail gas heat recovery device for fertilizer production according to claim 1, characterized in that: The air intake pipe (2) and one of the connecting pipes (604) are rotatably connected to a common rotating shaft (605), and impeller 1 (606) and impeller 2 (607) are coaxially fixed at both ends of the rotating shaft (605), and impeller 1 (606) and impeller 2 (607) are respectively adapted to the inner diameters of the air intake pipe (2) and the connecting pipe (604).

3. The tail gas heat recovery device for fertilizer production according to claim 1, characterized in that: A storage battery (5) is fixedly mounted on the top outer wall of the generator (603), and the generator (603) is electrically connected to the storage battery (5) via a wire.

4. The tail gas heat recovery device for fertilizer production according to claim 1, characterized in that: An air outlet pipe (3) is fixedly plugged into the outer wall of the other side of the collection box (1), and a processing component (7) is installed outside the air outlet pipe (3).

5. The tail gas heat recovery device for fertilizer production according to claim 4, characterized in that: The processing assembly (7) comprises a nozzle (701) rotatably connected to the top of one end of the air outlet pipe (3), a plurality of nozzles distributed at equal distances are arranged on the top outer wall of the nozzle head (701), a plurality of nozzles (702) are arranged on the ends of the outer walls on both sides of the nozzle head (701) away from each other, a processing box (4) is fixedly sleeved on the outside of the air outlet pipe (3), and the nozzle (701) is located in the internal space of the processing box (4).

6. The tail gas heat recovery device for fertilizer production according to claim 5, characterized in that: The inner walls on both sides of the processing box (4) are fixedly connected to a same mounting plate (703), the top outer wall of the mounting plate (703) is fixedly mounted with a motor (704), the output end of the motor (704) is coaxially fixed with a stirring frame (705), and the motor (704) is electrically connected to the storage battery (5) via a wire.

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