CN214286718U

CN214286718U - Spray drying equipment is used in polyaluminium chloride production

Info

Publication number: CN214286718U
Application number: CN202021476608.9U
Authority: CN
Inventors: 吴青果; 程全耀
Original assignee: Henan Qinghan Environmental Protection Technology Co ltd
Current assignee: Henan Qinghan Environmental Protection Technology Co ltd
Priority date: 2020-07-23
Filing date: 2020-07-23
Publication date: 2021-09-28
Anticipated expiration: 2030-07-23

Abstract

The utility model discloses a spray drying equipment is used in polyaluminium chloride production, including support frame, dry barrel and helical blade, there is through the screw connection support frame top one side dry barrel, there is the observation window through draw-in groove sealing connection on the lateral wall of dry barrel, there is the diaphragm pump dry barrel top one side through the screw connection, diaphragm pump one side is provided with the box that draws air. Has the advantages that: the utility model discloses an at inside helical blade that sets up of dry barrel, can be when carrying out spray drying, under helical blade's guiding action, can be so that atomizing polyaluminium chloride and hot-blast mixed liquid spiral and down along helical blade, can the stroke of the mixed liquid of effectual extension, and then reinforcing drying effect, through with inside air exhauster and the suction box body that the purification filter concentrates, can take under the condition of service function, effectual volume that reduces this drying equipment occupies, convenient transportation, it is very practical.

Description

Spray drying equipment is used in polyaluminium chloride production

Technical Field

The utility model relates to a chemical production technical field, concretely relates to spray drying equipment is used in polyaluminium chloride production.

Background

A spray dryer is a device that can accomplish both drying and granulation. The pressure, flow and spray hole size of the feed liquid pump can be adjusted according to the technological requirements, and the required spherical particles with a certain size proportion are obtained. The spray dryer is one of continuous normal pressure dryers. The liquid material is sprayed into mist by special equipment, and is dried by contacting with hot air, and is used for drying some heat-sensitive liquid, suspension and viscous liquid, and also used for drying fuel, intermediate, soap powder, inorganic salt and the like, and a spray drying device is required in the production of polyaluminium chloride.

But current polyaluminium chloride production spray drying device is when carrying out the drying, and hot-air and polyaluminium chloride mostly descend perpendicularly, and the stroke is shorter, and drying effect is not good, and simultaneously, air purification equipment and air extraction equipment mostly set up separately, occupy the volume great, inconvenient transportation.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

In order to overcome the defects of the prior art, the spray drying equipment for producing the polyaluminium chloride is provided, and the problems that when the existing spray drying equipment for producing the polyaluminium chloride is used for drying, hot air and the polyaluminium chloride are mostly and vertically descended, the stroke is short, the drying effect is poor, and air purification equipment and air draft equipment are mostly arranged separately, the occupied size is large, and the transportation is inconvenient are solved.

(II) technical scheme

The utility model discloses a following technical scheme realizes: the utility model provides a spray drying equipment is used in polyaluminium chloride production, including support frame, dry barrel and helical blade, there is through the screw connection support frame top one side dry barrel, there is the observation window through draw-in groove sealing connection on the lateral wall of dry barrel, there is the diaphragm pump dry barrel top one side through the screw connection, diaphragm pump one side is provided with the box that draws air, it is provided with the air-supply line to draw air box top, be provided with the blast pipe of U type on the lateral wall of air box body, the cladding has the heating plate on the blast pipe outer wall, be close to on the blast pipe dry barrel department has the blast gate through flange joint, the welding has on the dry barrel inner wall helical blade, the diaphragm pump output is located there is the shower nozzle at top in the dry barrel through threaded connection.

Through adopting above-mentioned technical scheme, can be when carrying out the drying to polyaluminium chloride, through the diaphragm pump is taken it to the atomizing blowout of shower nozzle department inside the drying barrel, then, the blast pipe of drying barrel one side will hot-blast transport inside the drying barrel, can drive atomizing polyaluminium chloride and hot-blast mixture under helical blade's guide effect, can be so that atomizing polyaluminium chloride and hot-blast mixed liquid along helical blade spirals and down, can effectual extension mixed liquid's stroke, and then reinforcing drying effect.

Furthermore, the lower part of the drying cylinder is connected with a first related fan through a flange, and the upper part of the support frame is positioned on one side of the drying cylinder and is connected with a PLC (programmable logic controller) through a screw.

By adopting the technical scheme, the dried polyaluminium chloride can be discharged to the outside through the first air-lock valve.

Further, the drawing box body is including setting up deep bead, the setting at drawing box body middle part are in the purification filter and the setting of deep bead one side are in air exhauster on the internal wall of drawing box, the air exhauster and purification filter with the drawing box all passes through the screw connection, the deep bead with the drawing box passes through the draw-in groove and connects.

Through adopting above-mentioned technical scheme, can concentrate air exhauster and purifying and filtering the box of induced drafting inside can take under the condition of using the function, the effectual volume that reduces this drying equipment occupies, convenient transportation, and is very practical.

Further, the air-supply line passes behind the box of induced drafting with purifying and filtering ware passes through threaded connection, the blast pipe passes behind the box of induced drafting with the air exhauster passes through threaded connection, the support frame top is close to dry barrel one side is provided with the filter cylinder, the filter cylinder with be provided with the honeycomb duct between the dry barrel.

By adopting the technical scheme, the liquid obtained after the polyaluminium chloride is dried can be further separated through the filtering cylinder.

Furthermore, the top of the filtering cylinder body is connected with a filtering net through a screw, the middle part in the filtering cylinder body is connected with a supporting plate through a clamping groove, and a bag-type dust remover is connected above the supporting plate through a screw.

By adopting the technical scheme, the bag-type dust remover plays a role in dust removal and purification, and gas subjected to purification treatment by the bag-type dust remover can be directly discharged to the outside.

Furthermore, a cyclone separator is connected below the supporting plate through a screw, the cyclone separator is connected with the bag-type dust collector through a pipeline, a related fan II is connected below the cyclone separator through a flange, and the cyclone separator is connected with the flow guide pipe through a flange.

By adopting the technical scheme, the cyclone separator can carry out secondary separation on the polyaluminium chloride, and the separation effect and purity can be improved.

(III) advantageous effects

Compared with the prior art, the utility model, following beneficial effect has:

1. in order to solve the problems that when the existing spray drying device for producing polyaluminium chloride is used for drying, hot air and polyaluminium chloride mostly drop vertically, the stroke is short, and the drying effect is poor, the utility model discloses a helical blade is arranged in the drying cylinder body, so that when spray drying is carried out, atomized polyaluminium chloride and hot air mixed liquid can be enabled to spiral down along the helical blade under the guiding action of the helical blade, the stroke of the mixed liquid can be effectively prolonged, and the drying effect is further enhanced;

2. for solving air purification equipment and air extraction equipment in the current polyaluminium chloride production spray drying device and separately setting, occupy the volume great, the problem of inconvenient transportation, the utility model discloses an inside air exhaust box with air exhauster and purification filter concentrate, can take under the condition of using the function, effectual volume that reduces this drying equipment occupies, convenient transportation, and is very practical.

Drawings

FIG. 1 is a front view of a spray drying apparatus for producing polyaluminium chloride according to the present invention;

FIG. 2 is a main sectional view of a drying cylinder in a spray drying apparatus for producing polyaluminium chloride according to the present invention;

FIG. 3 is a main sectional view of an air suction box of the spray drying apparatus for producing polyaluminium chloride according to the present invention;

fig. 4 is a main sectional view of the filtering cylinder in the spray drying equipment for producing polyaluminium chloride.

The reference numerals are explained below:

1. a support frame; 2. a PLC controller; 3. drying the cylinder body; 4. an observation window; 5. an air draft box body; 501. a purifying filter; 502. a wind deflector; 503. an exhaust fan; 6. an air inlet pipe; 7. an air supply pipe; 8. a heating plate; 9. An air valve; 10. a spray head; 11. a helical blade; 12. turning off the first fan; 13. a filter cylinder; 14. filtering with a screen; 15. Turning off the fan II; 16. a bag-type dust collector; 17. a support plate; 18. a cyclone separator; 19. a flow guide pipe; 20. A diaphragm pump.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

As shown in fig. 1-4, the spray drying equipment for producing polyaluminium chloride in this embodiment comprises a support frame 1, a drying cylinder 3 and a helical blade 11, wherein the drying cylinder 3 is connected to one side of the upper part of the support frame 1 through a screw, an observation window 4 is connected to one side wall of the drying cylinder 3 through a slot, a diaphragm pump 20 is connected to one side of the top of the drying cylinder 3 through a screw, an air pumping box 5 is arranged at one side of the diaphragm pump 20, an air inlet pipe 6 is arranged at the top of the air pumping box 5, a U-shaped air supply pipe 7 is arranged on one side wall of the air pumping box 5, a heating plate 8 is coated on the outer wall of the air supply pipe 7, an air valve 9 is connected to the air supply pipe 7 close to the drying cylinder 3 through a flange, the helical blade 11 is welded to the inner wall of the drying cylinder 3, a spray head 10 is connected to the top of the diaphragm pump 20 in the drying cylinder 3 through a thread, when the polyaluminium chloride is dried, take out shower nozzle 10 department atomizing blowout to dry barrel 3 inside through diaphragm pump 20, then, inside dry barrel 3 is carried hot-blast to blast pipe 7 of dry barrel 3 one side with hot-blast, can drive atomizing polyaluminium chloride and hot-blast mixture, under helical blade 11's guide effect, can be so that atomizing polyaluminium chloride and hot-blast mixed liquid spiral and down along helical blade 11, can the stroke of effectual extension mixed liquid, and then reinforcing drying effect.

As shown in fig. 1-2, in this embodiment, the lower part of the drying cylinder 3 is connected to the first fan 12 through a flange, and the PLC controller 2 is connected to one side of the drying cylinder 3 above the supporting frame 1 through a screw, so that the dried polyaluminum chloride can be discharged to the outside through the first fan 12.

As shown in fig. 1, fig. 2 and fig. 4, in this embodiment, the air pumping box 5 includes a wind shield 502 disposed in the middle of the air pumping box 5, a purifying filter 501 disposed on one side of the wind shield 502 and an air exhauster 503 disposed on the inner wall of the air pumping box 5, the air exhauster 503 and the purifying filter 501 are both connected to the air pumping box 5 through screws, the wind shield 502 is connected to the air pumping box 5 through a clamping groove, the air exhauster 503 and the purifying filter 501 can be concentrated inside the air pumping box 5, and the use function can be achieved.

As shown in fig. 1, fig. 2 and fig. 4, in this embodiment, the air inlet pipe 6 penetrates through the air suction box 5 and then is connected with the purifying filter 501 through a screw thread, the air supply pipe 7 penetrates through the air suction box 5 and then is connected with the exhaust fan 503 through a screw thread, the filtering cylinder 13 is arranged above the support frame 1 and close to one side of the drying cylinder 3, the guide pipe 19 is arranged between the filtering cylinder 13 and the drying cylinder 3, and the liquid dried by the polyaluminium chloride can be further separated through the filtering cylinder 13.

As shown in fig. 1 and 4, in this embodiment, the top of the filtering cylinder 13 is connected with a filtering net 14 through a screw, the middle part in the filtering cylinder 13 is connected with a supporting plate 17 through a clamping groove, a bag-type dust remover 16 is connected above the supporting plate 17 through a screw, the bag-type dust remover 16 plays a role in dust removal and purification, and the gas purified by the bag-type dust remover 16 can be directly discharged to the outside.

As shown in fig. 1 and 4, in this embodiment, a cyclone 18 is connected to the lower portion of the supporting plate 17 through a screw, the cyclone 18 is connected to the bag-type dust collector 16 through a pipeline, the lower portion of the cyclone 18 is connected to the second fan 15 through a flange, the cyclone 18 is connected to the draft tube 19 through a flange, and the cyclone 18 can perform secondary separation on polyaluminium chloride, so that the separation effect and purity can be improved.

The specific implementation process of this embodiment is as follows: when the spray drying equipment is used, an external power supply is firstly connected with the PLC 2, then an external polyaluminium chloride conveying pipeline is connected with the diaphragm pump 20, then the equipment is started through the PLC 2 to be in a working state, the polyaluminium chloride is pumped to the position of the nozzle 10 by the diaphragm pump 20 to be atomized and sprayed into the drying cylinder 3, then external air is pumped into the air pumping box 5 through the air inlet pipe 6 by the exhaust fan 503 in the air pumping box 5, after being filtered by the purifying filter 501, the air in the air supply pipe 7 can be rapidly heated by the heating sheet 8, hot air is conveyed into the drying cylinder 3 through the air supply pipe 7, atomized polyaluminium chloride can be driven to be mixed with hot air, under the guiding action of the helical blade 11, the atomized polyaluminium chloride and hot air mixed liquid can be enabled to spiral down along the helical blade 11, can the stroke of mixed liquid of effectual extension, and then strengthen drying effect, through with air exhauster 503 and purification filter 501 concentrated inside 5 suction box bodies, can take under the condition of using the function, effectual volume that reduces this drying equipment occupies, convenient transportation, it is very practical, polyaluminium chloride after the drying is discharged outside through closing fan one 12, the air that another part carried a small amount of polyaluminium chloride simultaneously carries through honeycomb duct 19 and filters 13 inside, cyclone 18 can carry out the secondary separation to polyaluminium chloride, can improve the effect and the purity of separation, the air directly gets rid of the outside after 16 dust removals of sack cleaner, the completion is to the spray drying operation of polyaluminium chloride.

The above-described embodiments are merely illustrative of the preferred embodiments of the present invention and are not intended to limit the spirit and scope of the present invention. Without departing from the design concept of the present invention, various modifications and improvements made by the technical solution of the present invention by those skilled in the art should fall into the protection scope of the present invention, and the technical contents claimed by the present invention have been fully recorded in the claims.

Claims

1. A spray drying equipment for polyaluminium chloride production is characterized in that: the drying device comprises a support frame (1), a drying barrel (3) and helical blades (11), wherein one side above the support frame (1) is connected with the drying barrel (3) through screws, one side wall of the drying barrel (3) is connected with an observation window (4) through a clamping groove in a sealing manner, one side of the top of the drying barrel (3) is connected with a diaphragm pump (20) through screws, one side of the diaphragm pump (20) is provided with an air suction box body (5), the top of the air suction box body (5) is provided with an air inlet pipe (6), one side wall of the air suction box body (5) is provided with a U-shaped air supply pipe (7), the outer wall of the air supply pipe (7) is coated with heating sheets (8), the position, close to the drying barrel (3), of the air supply pipe (7) is connected with an air valve (9) through a flange, and the helical blades (11) are welded on the inner wall of the drying barrel (3), the output end of the diaphragm pump (20) is positioned at the inner top of the drying cylinder body (3) and is connected with a spray head (10) through threads.

2. The spray drying apparatus for polyaluminium chloride production according to claim 1, wherein: the lower part of the drying cylinder body (3) is connected with a first related fan (12) through a flange, and the upper part of the support frame (1) is located on one side of the drying cylinder body (3) and is connected with a PLC (programmable logic controller) through a screw.

3. The spray drying apparatus for polyaluminium chloride production according to claim 2, wherein: the utility model discloses a ventilation box, including drawing wind box (5), drawing wind box (5) are in including setting up deep bead (502), the setting at drawing wind box (5) middle part are in purification filter (501) and the setting of deep bead (502) one side are in drawing wind box (5) air exhauster (503) on the inner wall, air exhauster (503) and purification filter (501) with drawing wind box (5) all are through the screw connection, deep bead (502) with drawing wind box (5) are connected through the draw-in groove.

4. The spray drying apparatus for polyaluminium chloride production according to claim 3, wherein: air-supply line (6) pass behind suction box (5) with purification filter (501) pass through threaded connection, blast pipe (7) pass behind suction box (5) with air exhauster (503) pass through threaded connection, support frame (1) top is close to dry barrel (3) one side is provided with filters barrel (13), filter barrel (13) with be provided with honeycomb duct (19) between dry barrel (3).

5. The spray drying apparatus for polyaluminium chloride production according to claim 4, wherein: the filter is characterized in that the top of the filter cylinder body (13) is connected with a filter screen (14) through a screw, the middle of the interior of the filter cylinder body (13) is connected with a support plate (17) through a clamping groove, and a bag-type dust collector (16) is connected above the support plate (17) through a screw.

6. The spray drying apparatus for polyaluminium chloride production according to claim 5, wherein: the cyclone separator is characterized in that a cyclone separator (18) is connected to the lower portion of the supporting plate (17) through screws, the cyclone separator (18) is connected with the bag-type dust collector (16) through a pipeline, the lower portion of the cyclone separator (18) is connected with a second related fan (15) through a flange, and the cyclone separator (18) is connected with the guide pipe (19) through a flange.