CN210602876U

CN210602876U - Compound fertilizer cooling tower

Info

Publication number: CN210602876U
Application number: CN201920779711.1U
Authority: CN
Inventors: 王林当
Original assignee: Hubei Xiangnong Chemical Fertilizer Co ltd
Current assignee: Hubei Xiangnong Chemical Fertilizer Co ltd
Priority date: 2019-05-28
Filing date: 2019-05-28
Publication date: 2020-05-22
Anticipated expiration: 2029-05-28

Abstract

The utility model relates to a chemical fertilizer production technical field, and disclose a compound fertilizer cooling tower, comprising a tower body, the upper end of tower body is connected with reation kettle, reation kettle's upside is provided with drive arrangement, be provided with first gear under drive arrangement, first gear connection has first one-way device, be provided with the second gear under first one-way device, first one-way device's external connection has reduction gear group, reduction gear group's external connection has the third gear, the internal thread of third gear is connected with the lead screw, the lower extreme of lead screw is connected with the scraper blade, the upper end of lead screw is connected with the distortion spring, second gear meshing is connected with the one-way device of second. The first one-way device is driven to decelerate the wheel group through the meshing transmission of the first gear, the third gear drives the screw rod to move downwards, and the screw rod drives the screw rod to do circular motion through the second one-way device.

Description

Compound fertilizer cooling tower

Technical Field

The utility model relates to a chemical fertilizer production technical field specifically is a compound fertilizer cooling tower.

Background

The high tower granulation compound fertilizer is sprayed and granulated by a high tower granulator of a compound fertilizer cooling tower, specifically, solid urea or ammonium nitrate is heated into molten liquid, other auxiliary materials are added into the molten liquid to prepare mixed slurry, the mixed slurry is sprayed by the granulator, and the mixed slurry is subjected to heat exchange with air and is condensed into granular materials in the descending process.

But the mixed slurry has larger viscosity, is easy to adhere to the side wall and is not easy to fall into the spray head, and because the compound fertilizer cooling tower has high manufacturing cost, the common compound fertilizer cooling tower can produce different compound fertilizers in advance according to seasonal changes or temporarily increase the production of a certain product according to the requirements of merchants, the mixed slurry on the side wall needs to be cleaned frequently to process the next product.

In order to solve the problems, a compound fertilizer cooling tower is provided, wherein a mixed slurry cleaning device is arranged at the upper end of the inner wall of a melting furnace of the compound fertilizer cooling tower, and the mixed slurry on the side wall is effectively cleaned through the cooperation of positive and negative rotation of a driving device and a one-way rotating device.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a compound fertilizer cooling tower possesses the advantage of clearing up the mixed ground paste on the lateral wall effectively, has solved because the consistency of mixed ground paste is great, and easy adhesion is on the lateral wall, is difficult to the problem that falls into in the shower nozzle.

(II) technical scheme

For the purpose of realizing the above-mentioned mixed ground paste of clearing up on the lateral wall effectively, the utility model provides a following technical scheme: a compound fertilizer cooling tower comprises a tower body, wherein tower legs are fixedly connected to the bottom of the tower body, a reaction kettle is fixedly connected to the inner portion of the upper end of the tower body, a driving device is arranged on the upper side of the reaction kettle, a stirring rod is fixedly connected to the lower end of the driving device, blades are fixedly mounted on the stirring rod, a first gear is arranged right below the driving device and mounted on the stirring rod, the first gear is in meshing connection with a first one-way device, a second gear is fixedly connected to the middle portion of the stirring rod and right below the first one-way device, a reduction gear set is fixedly mounted on the reaction kettle in meshing connection with the outer portion of the first one-way device, a third gear is in meshing connection with the outer portion of the reduction gear set, a lead screw is in threaded connection with the inner portion of the third gear, a scraping plate is fixedly connected to the lower end of the lead, rolling bearings are mounted on two sides of the second one-way device, and a granulator spraying device is fixedly connected to the lower end of the reaction kettle.

Preferably, the upper end and the lower end of the reaction kettle are respectively provided with a feed inlet and a discharge outlet, and the feed inlet and the discharge outlet are respectively used for feeding materials and discharging the mixed materials generated by heating into a spraying device of a granulator.

Preferably, a first positioning hole is formed in the first gear, a second positioning hole is formed in the second gear, and the first positioning hole and the second positioning hole correspond to the stirring rod.

Preferably, a groove is formed below an inner gap of the first one-way device, a ratchet tooth is rotatably connected to the inner portion of the first one-way device and mounted on the left side of the groove, a compression spring is fixedly connected to the inner portion of the first one-way device and the right inner wall of the groove and the ratchet tooth respectively, a positioning block is fixedly mounted on the left side of the ratchet tooth inside the first one-way device, a ratchet groove is formed above the inner gap of the first one-way device, when the structure rotates forwards, the ratchet groove extrudes the ratchet tooth to enable the ratchet tooth to move rightwards, the ratchet tooth extrudes the second spring to simultaneously separate from the ratchet groove, the first one-way device does not rotate at the moment, when the structure rotates backwards, the positioning block limits the leftwards movement position of the ratchet tooth, and the ratchet tooth and the ratchet groove interact to enable the first one-way device to.

Preferably, the top fixed mounting of lead screw has the rectangle dog, and the lead screw outside has seted up the external screw thread, and the inside screw hole that sets up of third gear, external screw thread and screw hole have the screw thread of looks adaptation, and there is a distance to be the unthreaded district in the upper end of lead screw, and the third gear reachs the unthreaded district when drive arrangement orders about scraper blade to the bottom, and the scraper blade is no longer downstream.

Preferably, the scraper is in a T shape with a radian, and the T-shaped scraper with the radian is convenient for scraping off the mixed material.

Preferably, through holes are formed in two sides of the second one-way device and are used for installing rolling bearings.

(III) advantageous effects

Compared with the prior art, the utility model provides a compound fertilizer cooling tower possesses following beneficial effect:

1. this compound fertilizer cooling tower, drive first gear and second gear through drive arrangement, the first one-way device of first gear engagement transmission, it drives third gear rotation to reduce speed through speed reduction play wheelset, the third gear drives the lead screw downstream, the second gear drives the rotation of second one-way device simultaneously, the lead screw orders about the lead screw through the antifriction bearing of installing on the second one-way device and makes circular motion, the cooperation of these two structures makes the scraper blade on the lead screw make decurrent circular motion around the puddler, the mixed material of scraper blade on to the reation kettle inner wall strikes off, the clearance problem of mixed ground paste on the reation kettle lateral wall has been solved effectively to this structural scheme.

2. This compound fertilizer cooling tower, when once clearing up on end, the compound elastic deformation of torsion spring drives the original starting point that third gear counter rotation resets, carries out the clearance next time again, and the T type of the scraper blade of setting can two-way clean, and this structure reaches reciprocating motion and two-way effect of clearing up.

Drawings

FIG. 1 is a schematic view of the reaction kettle of the present invention;

FIG. 2 is a schematic view of the overall structure of the present invention;

FIG. 3 is a schematic structural view of a first unidirectional device of the present invention;

FIG. 4 is an enlarged schematic view of the first unidirectional device of the present invention;

FIG. 5 is a schematic structural view of a second unidirectional device of the present invention;

FIG. 6 is a schematic view of the scraper structure of the present invention;

FIG. 7 is a schematic view of the top view structure of the torsion spring of the present invention

Fig. 8 is a schematic view of the enlarged structure of the screw rod of the present invention.

In the figure: the device comprises a tower body 1, tower legs 2, a reaction kettle 3, a feed inlet 301, a discharge outlet 302, a driving device 4, a stirring rod 5, blades 6, a first gear 7, a first positioning hole 701, a first unidirectional device 8, a groove 801, ratchet teeth 802, a compression spring 803, a positioning block 804, a ratchet groove 805, a second gear 9, a second positioning hole 901, a reduction gear set 10, a third gear 11, a threaded hole 1101, a screw rod 12, a rectangular stop 1201, external threads 1202, a scraping plate 13, a torsion spring 14, a unidirectional device 15, a through hole 1501, a rolling bearing 16 and a granulator spraying device 17.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-8, a compound fertilizer cooling tower comprises a tower body 1, a tower foot 2 is fixedly connected to the bottom of the tower body 1, a reaction kettle 3 is fixedly connected to the inside of the upper end of the tower body 1, a feed inlet 301 and a discharge outlet 302 are respectively formed in the upper end and the lower end of the reaction kettle 3, and the feed inlet 301 and the discharge outlet 302 respectively play a role in feeding materials and discharging mixed materials generated by heating into a spraying device 17 of a granulator. A driving device 4 is arranged on the upper side of the reaction kettle 3, the lower end of the driving device 4 is fixedly connected with a stirring rod 5, a blade 6 is fixedly arranged on the stirring rod 5, a first gear 7 is arranged under the driving device 4 and is arranged on the stirring rod 5, the first gear 7 is connected with a first one-way device 8 in a meshing way, a groove 801 is arranged below the inner gap of the first one-way device 8, a ratchet tooth 802 is rotatably connected inside the first one-way device 8 and is arranged on the left side of the groove 801, a compression spring 803 is fixedly connected inside the first one-way device 8 and is respectively connected with the right inner wall of the groove 801 and the ratchet tooth 802, a positioning block 804 is fixedly arranged inside the first one-way device 8 and on the left side of the ratchet tooth 802, a ratchet groove 805 is arranged above the inner gap of the first one-way device 8, and when the structure is rotated forwardly, the ratchet groove 805 extrudes the ratchet tooth 802, when the structure is reversed, the positioning block 804 limits the leftward movement position of the ratchet teeth 802, and the ratchet teeth 802 and the ratchet grooves 805 interact to rotate the first one-way device 8.

A second gear 9 is arranged right below the first one-way device 8, a first positioning hole 701 is formed in the first gear 7, a second positioning hole 901 is formed in the second gear 9, and the first positioning hole 701 and the second positioning hole 901 both correspond to the stirring rod 5. A second gear 9 is fixedly connected in the middle of the stirring rod 5 and right below the first one-way device 8, the outer part of the first one-way device 8 is fixedly arranged on the reaction kettle 3 and is engaged and connected with a reduction gear set 10, the outer part of the reduction gear set 10 is engaged and connected with a third gear 11, the inner thread of the third gear 11 is connected with a screw rod 12, the lower end of the screw rod 12 is fixedly connected with a scraper 13, a rectangular stop block 1201 is fixedly arranged above the screw rod 12, the outer part of the screw rod 12 is provided with an external thread 1202, the inner part of the third gear 11 is provided with a threaded hole 1101, the external thread 1202 and the threaded hole 1101 are provided with matched threads, a distance is arranged at the, when the driving device 4 drives the scraper 13 to the bottom, the third gear 11 reaches a non-threaded area, the scraper 13 does not move downwards any more, the shape of the scraper 13 is a T-shaped scraper with a radian, and the T-shaped scraper 13 with the radian facilitates scraping of mixed materials. The upper end fixedly connected with torsion spring 14 of lead screw 12, the external toothing of second gear 9 is connected with second unidirectional device 15, antifriction bearing 16 is all installed to the both sides of second unidirectional device 15, through-hole 1501 has all been seted up to the both sides of second unidirectional device 15, through-hole 1501 is for installing antifriction bearing 16, reation kettle 3's lower extreme fixedly connected with granulator injection apparatus 17, granulator injection apparatus 17 sprays the material mixture of reation kettle 3 stirring.

The working principle is as follows: when cleaning mixed slurry on the wall of a reaction kettle 3, firstly adding cleaning liquid, stirring the cleaning liquid by forward rotation of a motor 4 to disperse the cleaning liquid in the reaction kettle 3, then controlling the motor 4 to rotate reversely, driving a first gear 7 and a second gear 9 by a driving device 4, engaging and driving the first one-way device 8 by the first gear 7, driving a third gear 13 to rotate by a deceleration wheel group 10 by the first one-way device 8, driving a screw rod 12 to move downwards by the third gear 13, driving a second one-way device 15 to rotate by the second gear 9, driving the screw rod 12 to do circular motion by a rolling bearing 16 arranged on the second one-way device 15 by the screw rod 12, enabling a scraping plate 13 on the screw rod 12 to do downward circular motion around a stirring rod 5 by the matching of the two structures, scraping plate 13 scraping the mixed material on the inner wall of the reaction kettle, and the upper end of the rod 12 has a distance of a thread-free area, when the driving device 4 drives the scraper 13 to the bottom, the third gear 11 reaches a non-threaded area, the scraper 13 does not move downwards any more, when the first cleaning is completed, the torsional spring 14 is elastically deformed to drive the third gear 11 to rotate reversely to reset the original starting point, the next cleaning is carried out, and the T-shaped scraper 13 can achieve the effect of bidirectional cleaning.

In conclusion, this compound fertilizer cooling tower. Drive first gear 7 and second gear 9 through drive arrangement 4, first gear 7 meshes the first unidirectional device 8 of transmission, first unidirectional device 8, it drives third gear 13 to rotate to reduce speed through speed reduction play wheelset 10, third gear 13 drives lead screw 12 downstream, second gear 9 drives second unidirectional device 15 rotatory simultaneously, lead screw 12 orders about lead screw 12 through the antifriction bearing 16 of installing on second unidirectional device 15 and makes circular motion, the cooperation of these two structures makes scraper blade 13 on the lead screw 12 make decurrent circular motion around puddler 5, scraper blade 13 strikes off the mixed material on the reation kettle inner wall, the clearance problem of mixed ground paste on 3 walls of reation kettle has been solved effectively to this structural scheme.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a compound fertilizer cooling tower, includes tower body (1), its characterized in that: the tower is characterized in that a tower foot (2) is fixedly connected to the bottom of the tower body (1), a reaction kettle (3) is fixedly connected to the inner portion of the upper end of the tower body (1), a driving device (4) is arranged on the upper side of the reaction kettle (3), a stirring rod (5) is fixedly connected to the lower end of the driving device (4), blades (6) are fixedly mounted on the stirring rod (5), a first gear (7) is arranged under the driving device (4) and mounted on the stirring rod (5), the first gear (7) is connected with a first one-way device (8) in a meshed mode, a second gear (9) is fixedly connected to the middle of the stirring rod (5) and under the first one-way device (8), a reduction gear set (10) is fixedly mounted on the reaction kettle (3) in an external meshed mode, a third gear (11) is connected to the external part of the reduction gear set (10) in a meshed mode, and a screw rod (12) is connected to the internal, the lower extreme fixedly connected with scraper blade (13) of lead screw (12), the middle part of lead screw (12) and fixedly connected with torsion spring (14) under third gear (11), the outside meshing of second gear (9) is connected with second one-way device (15), antifriction bearing (16) are all installed to the both sides of second one-way device (15), the lower extreme fixedly connected with granulator injection apparatus (17) of reation kettle (3).

2. The compound fertilizer cooling tower of claim 1, characterized in that: the upper end and the lower end of the reaction kettle (3) are respectively provided with a feed inlet (301) and a discharge outlet (302).

3. The compound fertilizer cooling tower of claim 1, characterized in that: a positioning hole (701) is formed in the first gear (7), and a second positioning hole (901) is formed in the second gear (9).

4. The compound fertilizer cooling tower of claim 1, characterized in that: a groove (801) is formed below an inner gap of the first one-way device (8), ratchet teeth (802) are rotatably connected to the inside of the first one-way device (8) and the left side of the groove (801), compression springs (803) are fixedly connected to the inside of the first one-way device (8) and the right inner wall of the groove (801) and the ratchet teeth (802) respectively, a positioning block (804) is fixedly mounted on the left side of the ratchet teeth (802) inside the first one-way device (8), and ratchet grooves (805) are formed above the inner gap of the first one-way device (8).

5. The compound fertilizer cooling tower of claim 1, characterized in that: a rectangular stop block (1201) is fixedly mounted above the screw rod (12), external threads (1202) are formed in the outer portion of the screw rod (12), a threaded hole (1101) is formed in the third gear (11), and a thread-free area is formed at a distance from the upper end of the screw rod (12).

6. The compound fertilizer cooling tower of claim 1, characterized in that: the scraper (13) is in a T shape with radian.

7. The compound fertilizer cooling tower of claim 1, characterized in that: through holes (1501) are formed in the two sides of the second one-way device (15).