CN210875221U

CN210875221U - Novel prilling tower

Info

Publication number: CN210875221U
Application number: CN201921826198.3U
Authority: CN
Inventors: 曹祥根; 王江涛
Original assignee: Inner Mongolia Wuxin Chemical Co ltd
Current assignee: Inner Mongolia Wuxin Chemical Co ltd
Priority date: 2019-10-28
Filing date: 2019-10-28
Publication date: 2020-06-30
Anticipated expiration: 2029-10-28

Abstract

The utility model discloses a novel prilling tower, including support (1), prilling tower body (2), granulation atomizing device, cyclone, air inlet machine (6), heating device, air exhauster (11) to and controller (5). The utility model can replace the traditional coal-fired heating tower by arranging a high-power heater on the air inlet pipe; simultaneously through setting up the air exhauster and introducing the intake pipe of heating dress with the interior exhaust hot-air of cyclone, make the incomplete heat of air obtain effectual application, thereby the utility model discloses the effectual resource of having practiced thrift, still fine improvement the environmental protection effect of prilling tower, fine solution current prilling tower energy consumption height, the incomplete heat of exhaust air can not obtain the defect of effectual application.

Description

Novel prilling tower

Technical Field

The utility model relates to a granule material production field specifically is a novel prilling tower.

Background

The spray drying prilling tower is a method for evaporating the solution in the slurry fog drops by using a dryer and the action of heat to obtain dry powder. The spray drying process is a process of making slurry drop be quickly dried and become into granular powder particles by means of atomization of the slurry by means of atomizer. Most of the current spray drying granulation towers are heated by fire coal, the heating power is high, the energy consumption is high, hot air is directly discharged by an air outlet pipeline, and residual heat cannot be effectively applied, so that energy waste is caused, namely the current spray drying granulation tower cannot meet the development requirement. Therefore, a granulation tower which can effectively save energy and improve production efficiency is urgently needed at present.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the higher defect of current prilling tower energy consumption, provide a novel prilling tower.

A novel prilling tower comprises a support, a prilling tower body arranged on the support, a prilling atomization device arranged at the top end of the prilling tower body, a cyclone separation device arranged at the bottom of the prilling tower body, an air inlet machine communicated with the prilling tower body, a heating device communicated with the air inlet machine, an exhaust fan with an air inlet communicated with the cyclone separation device and an air outlet communicated with the heating device, and a controller arranged on the support and used for controlling the prilling atomization device, the air inlet machine and the exhaust fan; the heating device comprises a heating cavity with two ventilation holes and a heating pipe which is arranged in the heating cavity and is connected with the controller; an air outlet of the exhaust fan is communicated with one ventilation hole in the heating cavity; and the air inlet of the air inlet machine is communicated with the other air vent of the heating cavity.

The granulation atomization device comprises an atomizer, a flow guide pipe and a plurality of spray heads, wherein the flow guide pipe is communicated with a spray nozzle of the atomizer and is positioned in the granulation tower body, and the spray heads are arranged on the flow guide pipe and are communicated with the flow guide pipe; the controller is connected with the atomizer.

Further, the cyclone separation device comprises a cyclone separator body and a spiral pipe which is arranged in the cyclone separator body and communicated with the feed opening of the granulation tower body; the spiral pipe is provided with a plurality of through holes; the cyclone separator body is connected with the cyclone separator body.

The cyclone separator is characterized in that a filter mantle is also arranged in the cyclone separator body, and an exhaust inlet of the exhaust fan is communicated with the filter mantle.

A reticular air pipe is also arranged in the granulation tower body; and the air outlet of the air inlet machine is communicated with the reticular air pipe.

A material receiving hopper is arranged on a discharge port of the cyclone separation device; more than one vibrator is respectively arranged on the material receiving hopper and the granulation tower body.

Still further, the top of the prilling tower body is provided with a cover body with a through opening, the atomizer is installed on the cover body, and the atomizing nozzle of the atomizer penetrates through the through opening of the cover body.

In order to better implement the utility model, finished products are prevented from entering the air port to block the air port or being sucked away to cause the loss of the finished products, and the mesh diameters of the reticular air pipe and the filter cover are both 1 mm-3 mm; the aperture of the through hole of the spiral pipe is 1 mm-3 mm.

An air collecting cover is arranged on one of the air vents of the heating cavity; and a steel mesh layer and a sponge layer are sequentially arranged in the wind collecting cover from outside to inside. The heating pipe is a heat conduction pipe with a heat conduction sheet; the spray head is a pressure spray head.

Compared with the prior art, the utility model, have following advantage and beneficial effect:

(1) the utility model can replace the traditional coal-fired heating tower by arranging a high-power heater on the air inlet pipe; simultaneously through setting up the air exhauster and introducing the intake pipe of heating dress with the interior exhaust hot-air of cyclone, make the incomplete heat of air obtain effectual application, thereby the utility model discloses the effectual resource of having practiced thrift, still fine improvement the environmental protection effect of prilling tower, fine solution current prilling tower energy consumption height, the incomplete heat of exhaust air can not obtain the defect of effectual application.

(2) The utility model discloses still adopted many shower nozzles to carry out the thick liquids atomizing and sprayed, fine improvement the degree of consistency, the production efficiency of granule.

(3) The utility model discloses a this internal netted tuber pipe that sets up of prilling tower and set up the filter mantle in cyclone main part, the effectual granule that has prevented blocks up the tuber pipe and is siphoned away.

Drawings

Fig. 1 is a block diagram of the overall structure of the present invention.

Fig. 2 is a schematic structural view of the heating pipe of the present invention.

Fig. 3 is a schematic structural view of the wind-collecting cover of the present invention.

In the drawings, the names of the parts corresponding to the reference numerals are as follows:

1-support, 2-prilling tower body, 3-cyclone body, 4-atomizer, 5-controller, 6-air inlet machine, 7-heating chamber, 8-heating pipe, 9-netted tuber pipe, 10-honeycomb duct, 11-air exhauster, 12-shower nozzle, 13-spiral pipe, 14-through-hole, 15-filter mantle, 16-collecting hopper, 17-electromagnetic shaker, 18-lid, 19-wind-collecting hood, 20-steel mesh layer, 21-sponge layer.

Detailed Description

The present invention will be described in further detail with reference to examples and drawings, but the present invention is not limited to these examples.

Examples

As shown in fig. 1 to 3, the novel prilling tower of the present embodiment includes a support 1, a prilling tower body 2, a prilling atomizer, a cyclone separator, an air inlet fan 6, a heating device, an exhaust fan 11, and a controller 5.

In practice, the support 1 serves as a supporting body of the prilling tower and is used for mounting and supporting various parts of the whole prilling tower, in the embodiment, the support 1 is made of a steel structure, and other materials with supporting functions can be adopted in specific use. The granulation tower body 2 is arranged on the support 1, the whole granulation tower body 2 is a conical steel body, the upper end of the granulation tower body is open, internal equipment is convenient to install, and the diameter of the lower end of the granulation tower body 2 is smaller than that of the upper end and is also open. Granulation atomizing device sets up on 2 tops of prilling tower body, and this granulation atomizing device is used for atomizing into the liquid pearl with the feed liquid. In order to fix the granulation atomizing device and effectively seal the upper end of the granulation tower body 2, a cover 18 having a through opening is provided on the top end of the granulation tower body 2, and the cover 18 is tightly contacted with the top end port of the granulation tower body 2 by a seal strip and fixed by a screw. In order to prevent the air inlet pipe from being blocked by particles, a reticular air pipe 9 is also arranged in the granulation tower body 2, and the mesh diameters of the reticular air pipe 9 are all 1 mm-3 mm. The air outlet of the air inlet machine 6 is communicated with the reticular air pipe 9.

Wherein, cyclone device sets up in prilling tower body 2 bottoms, and this cyclone device communicates and carries out closely through the sealing washer with the mouth of prilling tower body 2 bottoms, and this cyclone device is arranged in separating out the granule product in the wind of prilling tower body 2 outputs to discharge gas. The air inlet machine 6 is communicated with the granulation tower body 2, the air inlet machine 6 is a high-power fan, a heating device is required to be installed on the support 1 according to the volume of the granulation tower body 2 and is communicated with the air inlet machine 6, the heating device is connected with the controller 5, the heating device is also communicated with the granulation tower body 2, and the heating device is used for heating the entering gas. The air inlet of the exhaust fan 11 is communicated with the cyclone separation device, and the air outlet is communicated with the heating device. The suction fan 11 is used for sucking out the air separated by the cyclone separation device and beating the sucked-out air into the heating device, so that the hot air separated by the cyclone separation device is reused. The controller 5 is arranged on the bracket 1, the controller 5 is an existing conventional multi-way control switch, and the controller 5 is used for controlling the granulation atomization device, the air inlet fan 6 and the exhaust fan 11 to be opened and closed.

Further, as shown in fig. 1 and 2, the heating device includes a heating chamber 7 and a heating pipe 8. The heating cavity 7 is arranged on the support 1, the heating cavity 7 is provided with two ventilation holes, an air outlet of the exhaust fan 11 is communicated with one ventilation hole of the heating cavity 7 through a ventilation pipe, and an air inlet of the air inlet fan 6 is communicated with the other ventilation hole of the heating cavity 7 through the ventilation pipe. The heating pipe 8 is disposed in the heating chamber 7 and connected to the controller 5, in this embodiment, a plurality of heating pipes 8 are disposed, and in order to improve the heat conduction effect of the heating pipes 8, the heating pipes 8 are preferably implemented by heat conduction pipes with heat conduction fins. In order to improve the quality of the air entering the heating chamber 7, an air collection hood 19 is provided at one of the ventilation holes of the heating chamber 7. In order to enable the wind-collecting cover 19 to effectively filter flying dust particles in the air, a steel mesh layer 20 and a sponge layer 21 are sequentially arranged in the wind-collecting cover 19 from the outside to the inside.

Meanwhile, the granulation atomization device comprises an atomizer 4, a guide pipe 10 and a spray head 12. The atomizer 4 is arranged on a cover plate 18 at the upper end of the prilling tower body 2, and the spray nozzle of the atomizer 4 penetrates through the opening of the cover plate 18 and then is communicated with the draft tube 10. The guide pipe 10 is communicated with the spray opening of the atomizer 4 and is positioned in the granulation tower body 2. The nozzle 12 is disposed on the flow guide pipe 10 and is communicated with the flow guide pipe 10, and in order to improve uniformity of the particles, the nozzle 12 is disposed in plurality in this embodiment, and the nozzle 12 is a pressure nozzle. The controller 5 is connected to the atomizer 4.

Wherein, as shown in figure 1, the cyclone separation device comprises a cyclone separator body 3 and a spiral pipe 13. The spiral pipe 13 is arranged in the cyclone separator body 3 and is communicated with the feed opening of the prilling tower body 2. In order to effectively separate air and particles in the cyclone separator body 3, a plurality of through holes 14 are formed in the spiral pipe 13, the aperture of each through hole 14 of the spiral pipe 13 is 1-3 mm, the particles can be well locked in the spiral pipe 13 and cannot fly around due to the suction force of the exhaust fan 11, and the particles are damaged, so that the integrity of the particles is better ensured, the quality of the particles is effectively improved, and the cyclone separator body 3 is connected with the cyclone separator body. Meanwhile, a filter cover 15 is also arranged in the cyclone separator body 3, and an exhaust inlet of the exhaust fan 11 is communicated with the filter cover 15. Further ensuring that the particles in the cyclone body 3 can not be sucked away and improving the yield of the particles.

In order to ensure the proper collection of the particulate material, a receiving hopper 16 is provided at the outlet of the cyclone, the receiving hopper 16 preferably being implemented as a conical steel cylinder in this embodiment, and the conical shape of the receiving hopper 16 is provided to facilitate the collection of the particulate material. In order to better enable the particles to enter the collecting device, a vibrator 17 is arranged in the receiving hopper 16, the vibrator 17 is a conventional blanking vibrator, in the embodiment two vibrators 17 are arranged in the receiving hopper 16, and the two vibrators 17 are symmetrically arranged on the receiving hopper 16. As shown in fig. 3, two vibrators 17 are also provided on the prilling tower body 2, and the arrangement is also symmetrical.

The utility model discloses the accessible sets up a powerful heater on the air-supply line, replaces traditional coal-fired heating tower, the utility model discloses still adopted many shower nozzles 12 to carry out the thick liquids atomizing and spray, fine improvement the degree of consistency, the production efficiency of granule. The utility model discloses a this internal netted tuber pipe 9 that sets up of prilling tower and set up filter mantle 15 in cyclone main part, the effectual granule that has prevented blocks up the tuber pipe and is siphoned away. Thereby the utility model discloses the effectual resource of having practiced thrift, the fine environmental protection effect who improves the prilling tower still, the fine current prilling tower energy consumption of having solved is high, and the incomplete heat of exhaust air can not obtain the defect of effectual application.

As described above, the utility model discloses alright fine realization.

Claims

1. A novel granulation tower is characterized by comprising a support (1), a granulation tower body (2) arranged on the support (1), a granulation atomizing device arranged at the top end of the granulation tower body (2), a cyclone separation device arranged at the bottom of the granulation tower body (2), an air inlet machine (6) communicated with the granulation tower body (2), a heating device communicated with the air inlet machine (6), an air exhaust machine (11) with an air inlet communicated with the cyclone separation device and an air outlet communicated with the heating device, and a controller (5) arranged on the support (1) and used for controlling the granulation atomizing device, the air inlet machine (6) and the air exhaust machine (11); the heating device comprises a heating cavity (7) with two ventilation holes and a plurality of heating pipes (8) which are arranged in the heating cavity (7) and connected with the controller (5); an air outlet of the exhaust fan (11) is communicated with one ventilation hole in the heating cavity (7); and the air inlet of the air inlet fan (6) is communicated with the other vent hole of the heating cavity (7).

2. A new prilling tower according to claim 1, characterized in that the prilling atomizer comprises an atomizer (4), a flow guide pipe (10) connected to the spray opening of the atomizer (4) and located inside the prilling tower body (2), and a plurality of spray heads (12) disposed on the flow guide pipe (10) and connected to the flow guide pipe (10); the controller (5) is connected with the atomizer (4).

3. A new prilling tower according to claim 2, characterized in that said cyclone separation means comprise a cyclone body (3) and a spiral pipe (13) arranged inside the cyclone body (3) and communicating with the feed opening of the prilling tower body (2); the spiral pipe (13) is provided with a plurality of through holes (14); the cyclone separator body (3) is connected with the cyclone separator body.

4. A new prilling tower according to claim 3, characterized in that a filter cover (15) is further provided in the cyclone body (3), and the suction inlet of the suction fan (11) is connected with the filter cover (15).

5. A new prilling tower according to claim 4, characterized in that a mesh air pipe (9) is also provided in the prilling tower body (2); and the air outlet of the air inlet machine (6) is communicated with the reticular air pipe (9).

6. A new prilling tower according to claim 5, characterized in that the discharge outlet of the cyclone is provided with a receiving hopper (16); the receiving hopper (16) and the granulation tower body (2) are respectively provided with more than one vibrator (17).

7. A new prilling tower according to claim 6, characterized in that the top of the prilling tower body (2) is provided with a cover (18) with a through opening, the atomizer (4) is mounted on the cover (18) and the spray opening of the atomizer (4) penetrates through the through opening of the cover (18).

8. A new prilling tower according to claim 7, characterized in that the mesh diameters of the mesh air pipe (9) and the filter cover (15) are both 1 mm-3 mm; the aperture of the through hole (14) of the spiral tube (13) is also 1 mm-3 mm.

9. A new prilling tower according to claim 8, characterized in that an air-collecting hood (19) is provided on one of the vents of the heating chamber (7); the wind collecting cover (19) is internally provided with a steel mesh layer (20) and a sponge layer (21) in sequence from outside to inside.

10. A new prilling tower according to claim 9, characterized in that said heating pipes (8) are heat-conducting pipes with heat-conducting fins; the spray head (12) is a pressure spray head.