CN216726768U

CN216726768U - Device for producing high-strength compound fertilizer by using return materials of compound fertilizer

Info

Publication number: CN216726768U
Application number: CN202123386882.4U
Authority: CN
Inventors: 胡楠
Original assignee: Ganyu Jinzhonghan Fertilizer Co ltd
Current assignee: Ganyu Jinzhonghan Fertilizer Co ltd
Priority date: 2021-12-29
Filing date: 2021-12-29
Publication date: 2022-06-14
Anticipated expiration: 2031-12-29

Abstract

The utility model belongs to the technical field of compound fertilizer production and processing, in particular to a device for producing a high-strength compound fertilizer by using returned materials of the compound fertilizer, aiming at the problems of poor stirring and mixing effects and raw material waste of an additive and a molten urea solution during the production of the compound fertilizer, the utility model provides a scheme which comprises a mixing cylinder and a granulator, wherein the bottom of the mixing cylinder is provided with a motor, the output end of the motor is in transmission connection with a stirring mechanism, and the top end of a connecting rod a is fixedly provided with a scraping mechanism attached to the inner side wall of the mixing cylinder; the stirring mechanism drives the scraping mechanism to rotate in the mixing cylinder, the scraping mechanism continuously scrapes the raw materials condensed on the inner side wall of the mixing cylinder into the solution for mixing and stirring, so that the problem of condensation of the raw materials on the inner side wall of the mixing cylinder is avoided, and the raw materials are saved.

Description

Device for producing high-strength compound fertilizer by using return materials of compound fertilizer

Technical Field

The utility model relates to the technical field of compound fertilizer production and processing, in particular to a device for producing a high-strength compound fertilizer by using compound fertilizer return materials.

Background

In the production of compound fertilizer, the return material amount of the finished compound fertilizer is about 30%, the return material product causes over high cost, and the product has more powder or more large balls, low balling rate and low yield, especially the high-nitrogen compound fertilizer, the situation is more serious, so the compound fertilizer generally needs to be subjected to return material production to increase the strength of compound fertilizer particles and improve the product qualification rate.

Compound fertilizer production adds man-hour, and the device is when carrying out additive and molten urea solution and mix the stirring, and one-way whirl is produced easily to one-way stirring direction, leads to stirring to mix the effect relatively poor, and the raw materials easily condenses on the agitator inner wall during the stirring simultaneously, causes the raw materials extravagant, and the cost is higher.

Therefore, a device for producing a high-strength compound fertilizer by using a compound fertilizer return material is needed to solve the problems of poor stirring and mixing effects of an additive and a molten urea solution and raw material waste during compound fertilizer production and processing.

SUMMERY OF THE UTILITY MODEL

The device for producing the high-strength compound fertilizer by using the return materials of the compound fertilizer solves the problems of poor stirring and mixing effect of the additive and the molten urea solution and raw material waste during the production and processing of the compound fertilizer.

In order to achieve the purpose, the utility model adopts the following technical scheme: utilize compound fertilizer to return material production high strength compound fertilizer's device, including mixing drum and granulator, the side of mixing drum is connected with inlet pipe and discharging pipe, the one end and the granulator that the mixing drum was kept away from to the discharging pipe are connected, the top intercommunication of mixing drum has the feeder hopper, the bottom of mixing drum is provided with the motor, motor output end transmission is connected with rabbling mechanism, the mixing drum bottom is fixed with bearing an and bearing b, the bottom of mixing drum rotates through bearing an and bearing b and is connected with the ring gear of being connected with the rabbling mechanism transmission, the ring gear top is fixed with connecting rod an, connecting rod an top is fixed with the mechanism of striking off of laminating in the mixing drum inside wall.

Preferably, rabbling mechanism includes the coaxial fixed gear b of motor output, gear b both sides meshing is connected with gear a, gear a is connected with the ring gear meshing, two equal coaxial fixation has axis of rotation b on the gear a, axis of rotation b side is fixed with the stirring leaf b that is the equidistance and distributes, coaxial fixation has axis of rotation an on the gear b, axis of rotation a side is fixed with the stirring leaf an that is the equidistance and distributes, stirring leaf b is the setting of staggering with stirring leaf a.

Preferably, the scraping mechanism comprises a connecting sleeve fixed to the top end of the connecting rod a, a scraping plate attached to the inner side wall of the mixing cylinder is connected in the connecting sleeve in a sliding mode, and a spring is fixed between the scraping plate and the connecting sleeve.

Preferably, the bottom end of the mixing cylinder is fixed with two connecting rods b, and the two connecting rods b are symmetrically distributed.

Preferably, the height of the scraper is equal to that of the inner side wall of the mixing cylinder, and an inclined plane is arranged at one end, close to the inner side wall of the mixing cylinder, of the scraper.

Preferably, the spring is provided with a plurality of, and a plurality of the spring is the equidistance and distributes.

Compared with the prior art, the utility model has the beneficial effects that:

1. when the additive and the molten urea solution are fully stirred into the urea solution, the solid additive and the molten urea solution are respectively put into the mixing cylinder through the feed hopper and the feed pipe, the motor is started to work, the motor drives the gear b to rotate, the gear b drives the two gears a to simultaneously rotate, the gear b and the gear a respectively drive the rotating shaft a and the rotating shaft b to rotate, and the stirring blades a and the stirring blades b on the side surfaces of the rotating shaft a and the rotating shaft b rotate oppositely and reversely to rapidly stir the solid additive and the molten urea solution in the mixing cylinder, so that the problem of uneven mixing caused by unidirectional rotational flow generated during stirring of the solution is avoided, the solution is efficiently and fully mixed, and the production efficiency is improved.

2. When the inner side wall of the mixing drum is scraped, the gear b drives the gear ring to rotate, the gear ring drives the connecting rod a and the connecting sleeve to rotate in the mixing drum, the scraper continuously scrapes the inner side wall of the mixing drum through the cooperation of the scraper, the spring and the connecting sleeve, and raw materials condensed on the inner side wall of the mixing drum are continuously scraped into solution to be mixed and stirred, so that the problem that the raw materials are condensed on the inner side wall of the mixing drum is avoided, and the raw materials are saved.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a partial structural view of the stirring mechanism of the present invention;

FIG. 3 is a schematic cross-sectional view of a portion of the stirring mechanism of the present invention;

FIG. 4 is an enlarged view of the structure at A in FIG. 3;

fig. 5 is a sectional partial structure diagram of the scraping mechanism of the present invention;

FIG. 6 is an enlarged view of the structure at B in FIG. 5;

fig. 7 is a partial structure schematic diagram of a gear a, a gear b and a gear ring of the utility model.

In the figure: 1. a stirring mechanism; 101. a gear a; 102. a gear b; 103. a rotating shaft a; 104. a stirring blade a; 105. a rotating shaft b; 106. a stirring blade b; 2. a scraping mechanism; 201. A squeegee; 202. a spring; 203. connecting sleeves; 3. a mixing drum; 4. a feed hopper; 5. a motor; 6. a feed pipe; 7. a discharge pipe; 8. a granulator; 9. a connecting rod a; 10. a bearing a; 11. a ring gear; 12. a bearing b; 13. a connecting rod b.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-7, a device for producing a high-strength compound fertilizer by using compound fertilizer returning materials comprises a mixing drum 3 and a granulator 8, wherein a feeding pipe 6 and a discharging pipe 7 are connected to the side surface of the mixing drum 3, one end, far away from the mixing drum 3, of the discharging pipe 7 is connected with the granulator 8, the top end of the mixing drum 3 is communicated with a feeding hopper 4, a motor 5 is arranged at the bottom of the mixing drum 3, an output end of the motor 5 is in transmission connection with a stirring mechanism 1, a bearing a10 and a bearing b12 are fixed at the bottom end of the mixing drum 3, a gear ring 11 in transmission connection with the stirring mechanism 1 is rotatably connected at the bottom end of the mixing drum 3 through a bearing a10 and a bearing b12, a connecting rod a9 is fixed at the top end of the gear ring 11, and a scraping mechanism 2 attached to the inner side wall of the mixing drum 3 is fixed at the top end of the connecting rod a 9; when the additive and the molten urea solution are fully stirred into the urea solution, the solid additive and the molten urea solution are respectively put into the mixing drum 3 through the feed hopper 4 and the feed pipe 6, the motor 5 is started to work, the motor 5 drives the stirring mechanism 1 to rapidly stir the solid additive and the molten urea solution in the mixing drum 3 in multiple directions, the problem that the solution is not uniformly mixed due to unidirectional rotational flow generated during stirring is avoided, the solution is efficiently and fully mixed, meanwhile, the stirring mechanism 1 drives the scraping mechanism 2 to rotate in the mixing drum 3, the scraping mechanism 2 continuously scrapes the inner side wall of the mixing drum 3, the raw material condensed on the inner side wall of the mixing drum 3 is continuously scraped into the solution to be mixed and stirred, the problem that the raw material is condensed on the inner side wall of the mixing drum 3 is avoided, the raw material is saved, and after the solution is fully mixed, the discharged from the discharge pipe 7 into the granulator 8 to perform the next granulation process, the efficiency of whole production has effectively been improved, the cost is practiced thrift.

The stirring mechanism 1 comprises a gear b102 coaxially fixed at the output end of the motor 5, gears a101 are meshed and connected with two sides of the gear b102, the gears a101 are meshed and connected with the gear ring 11, rotating shafts b105 are coaxially fixed on the two gears a101, stirring blades b106 which are distributed at equal intervals are fixed on the side surfaces of the rotating shafts b105, a rotating shaft a103 is coaxially fixed on the gear b102, stirring blades a104 which are distributed at equal intervals are fixed on the side surfaces of the rotating shafts a103, and the stirring blades b106 and the stirring blades a104 are arranged in a staggered mode; when the additive and the molten urea solution are fully stirred into the urea solution, the solid additive and the molten urea solution are respectively fed into the mixing cylinder 3 through the feed hopper 4 and the feed pipe 6, the motor 5 is started to work, the motor 5 drives the gear b102 to rotate, the gear b102 drives the two gears a101 to simultaneously rotate, the gear b102 and the gear a101 respectively drive the rotating shaft a103 and the rotating shaft b105 to rotate, the stirring blades a104 and b106 on the side surfaces of the rotating shaft a103 and the rotating shaft b105 oppositely rotate to rapidly stir the solid additive and the molten urea solution in the mixing cylinder 3, the problem that the mixing is uneven due to the fact that the solution generates unidirectional rotational flow during stirring is avoided, the solution is efficiently and fully mixed, and the production efficiency is improved.

The scraping mechanism 2 comprises a connecting sleeve 203 fixed with the top end of the connecting rod a9, a scraping plate 201 attached to the inner side wall of the mixing drum 3 is connected in the connecting sleeve 203 in a sliding manner, and a spring 202 is fixed between the scraping plate 201 and the connecting sleeve 203; when striking off the mixing drum 3 inside wall, gear b102 drives ring gear 11 and rotates, ring gear 11 drives connecting rod a9 and adapter sleeve 203 at the internal rotation of mixing drum 3, scraper 201, the cooperation of spring 202 and adapter sleeve 203 makes scraper 201 continuously strike off mixing drum 3 inside wall, constantly strike off the raw materials that condense on the mixing drum 3 inside wall and mix the stirring in solution, thereby avoid the raw materials problem of condensing on mixing drum 3 inside wall, save raw materials.

The height of the scraper 201 is equal to that of the inner side wall of the mixing cylinder 3, and one end of the scraper 201 close to the inner side wall of the mixing cylinder 3 is provided with an inclined plane; during specific work, the scrapers 201 with the height equal to that of the inner side wall of the mixing drum 3 scrape the inner side wall of the mixing drum 3 more comprehensively.

A plurality of springs 202 are arranged, and the plurality of springs 202 are distributed at equal intervals; during specific work, the plurality of springs 202 arranged enable the scraper 201 to extend and retract more stably in the connecting sleeve 203, and stability of the scraper 201 in scraping off the inner wall of the mixing drum 3 is improved.

The working principle is as follows: solid additive and molten urea solution are respectively put into a mixing drum 3 through a feed hopper 4 and a feed pipe 6, a motor 5 is started to work, the motor 5 drives a gear b102 to rotate, the gear b102 drives two gears a101 to simultaneously rotate, the gear b102 and the gear a101 respectively drive a rotating shaft a103 and a rotating shaft b105 to rotate, a stirring blade a104 and a stirring blade b106 on the side surfaces of the rotating shaft a103 and the rotating shaft b105 relatively and reversely rotate to rapidly stir the solid additive and the molten urea solution in the mixing drum 3, the problem of uneven mixing caused by unidirectional rotational flow generated during stirring of the solution is avoided, the solution is efficiently and sufficiently mixed, when the inner side wall of the mixing drum 3 is scraped, the gear b102 drives a gear ring 11 to rotate, the gear ring 11 drives a connecting rod a9 and a connecting sleeve 203 to rotate in the mixing drum 3, and the scraper 201, a spring 202 and the connecting sleeve 203 are matched to continuously scrape the inner side wall of the mixing drum 3, the raw materials that condense on 3 inside walls of mixing drum constantly strike off and mix the stirring in solution to avoid the raw materials problem of condensing on 3 inside walls of mixing drum, open the valve and let in granulator 8 from discharging pipe 7 and carry out granulation process on next step after solution intensive mixing accomplishes, effectively improved whole production's efficiency, practice thrift the cost.

The motor 5 is commercially available, and the motor 5 is provided with a power supply, which belongs to the mature technology in the field and is fully disclosed, so repeated description in the specification is omitted.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The device for producing the high-strength compound fertilizer by using the returned material of the compound fertilizer comprises a mixing drum (3) and a granulator (8), and is characterized in that the side surface of the mixing drum (3) is connected with a feeding pipe (6) and a discharging pipe (7), one end, far away from the mixing drum (3), of the discharging pipe (7) is connected with the granulator (8), the top end of the mixing drum (3) is communicated with a feeding hopper (4), the bottom of the mixing drum (3) is provided with a motor (5), the output end of the motor (5) is in transmission connection with a stirring mechanism (1), the bottom end of the mixing drum (3) is fixedly provided with a bearing a (10) and a bearing b (12), the bottom end of the mixing drum (3) is rotatably connected with a gear ring (11) in transmission connection with the stirring mechanism (1) through the bearing a (10) and the bearing b (12), the top end of the gear ring (11) is fixedly provided with a connecting rod a (9), the top end of the connecting rod a (9) is fixed with a scraping mechanism (2) which is attached to the inner side wall of the mixing drum (3).

2. The device for producing the high-strength compound fertilizer by using the returned material of the compound fertilizer as claimed in claim 1, wherein the stirring mechanism (1) comprises a gear b (102) coaxially fixed at the output end of the motor (5), gears a (101) are meshed with two sides of the gear b (102), the gears a (101) are meshed with the gear ring (11), two rotating shafts b (105) are coaxially fixed on the gears a (101), stirring blades b (106) equidistantly distributed are fixed on the side surfaces of the rotating shafts b (105), a rotating shaft a (103) is coaxially fixed on the gear b (102), stirring blades a (104) equidistantly distributed are fixed on the side surfaces of the rotating shafts a (103), and the stirring blades b (106) and the stirring blades a (104) are arranged in a staggered manner.

3. The device for producing the high-strength compound fertilizer by using the returned material of the compound fertilizer as claimed in claim 1, wherein the scraping mechanism (2) comprises a connecting sleeve (203) fixed to the top end of the connecting rod a (9), a scraping plate (201) attached to the inner side wall of the mixing cylinder (3) is slidably connected to the connecting sleeve (203), and a spring (202) is fixed between the scraping plate (201) and the connecting sleeve (203).

4. The device for producing the high-strength compound fertilizer by using the returned material of the compound fertilizer as claimed in claim 3, wherein two connecting rods b (13) are fixed at the bottom end of the mixing drum (3), and the two connecting rods b (13) are symmetrically distributed.

5. The device for producing the high-strength compound fertilizer by using the returned material of the compound fertilizer as claimed in claim 3, wherein the height of the scraper (201) is equal to the height of the inner side wall of the mixing cylinder (3), and an inclined surface is arranged at one end of the scraper (201) close to the inner side wall of the mixing cylinder (3).

6. The apparatus for producing high-strength compound fertilizer by using compound fertilizer return according to claim 3, wherein a plurality of springs (202) are provided, and the plurality of springs (202) are equidistantly distributed.