CN210801879U

CN210801879U - Chemical fertilizer raw material drying device

Info

Publication number: CN210801879U
Application number: CN201921930129.7U
Authority: CN
Inventors: 刘新领
Original assignee: Diyi Ecological Fertilizer Co ltd
Current assignee: Diyi Ecological Fertilizer Co ltd
Priority date: 2019-11-11
Filing date: 2019-11-11
Publication date: 2020-06-19
Anticipated expiration: 2029-11-11

Abstract

The utility model relates to a chemical fertilizer raw material drying device, through heat source import, bearing A, the discharge gate, the drying tower, the intermediate support, the water collector, cold discharge port, the feed inlet, the (mixing) shaft, bearing B, the arch, the inner tube, the support ring, the interior grommet of support, sealed lid, sealed inner ring, sealed cone, sealed enclosing cover, connecting device constitute, adopt the (mixing) shaft that has helical blade, stir the raw materials inside the drying tower, set up the arch on the inner tube simultaneously, be favorable to cubic or bulk material to smash, and the dust production volume is few, the arch adopts the ball form, reduce the smashing of granule raw materials, heat exchange efficiency is high; an external circulating heating mode is suitable for the heat supply requirement of drying different chemical fertilizer raw materials; the sealed lid that sets up reduces the dust source at the discharge gate, avoids on-the-spot smell to receive the influence, can also go out at the feed inlet and increase smoking device, has thoroughly solved the smell problem.

Description

Chemical fertilizer raw material drying device

Technical Field

The utility model belongs to the technical field of chemical fertilizer raw materials stoving technique and specifically relates to a chemical fertilizer raw materials drying device.

Background

The problem about chemical fertilizer raw materials stoving among the prior art is mainly, drying temperature is unstable, be difficult to control, requirement to require the water content unanimity is difficult to realize, and the raw materials of stoving is heated inhomogeneously and leads to the caking to be difficult to handle, stoving in-process dust is because turn or the roll dust is many, and smell is greatly influenced to the operation environment, the granularity of raw materials is difficult to evenly unanimous among the stoving process, this is because the effect of stirring is limited, it will increase to the friction of raw materials to rely on the stirring completely, chemical fertilizer raw materials generally all have piece or reunion, the required heat of different chemical fertilizer raw materials is different in the heating process simultaneously, its heat absorption volume that some water contents are big is big, need take suitable medium to carry out heat transmission, maintain drying temperature.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a chemical fertilizer raw materials drying device for the stoving temperature in the chemical fertilizer raw materials stoving among the solution prior art is unstable, the stoving stirring dust is many, the abominable problem of site environment smell.

In order to solve the problems, the utility model provides a chemical fertilizer raw material drying device, including bearing A, discharge gate, drying tower, middle support, feed inlet, bearing B, support ring, support neck ring, the surface of drying tower be provided with heat source import, cold discharge port, water collector, the drying tower be the drum casing, the inside of drying tower be provided with the inner tube, heat source import, cold discharge port intercommunication inner tube and drying tower between the cavity, the water collector pass through the cavity between check valve intercommunication inner tube and the drying tower; the discharge port expose the terminal surface be provided with sealed lid, the feed inlet inside run through and have the (mixing) shaft, the end of (mixing) shaft stretch into the inside of inner tube, the surface of the one end of (mixing) shaft be provided with continuous helical blade, the internal surface of inner tube arranged a plurality of archs.

The utility model provides a chemical fertilizer raw materials drying device still has following technical characteristic:

further, the sealing cover consists of a sealing inner ring, a sealing cone and a sealing outer cover, the sealing inner ring, the sealing cone and the sealing outer cover are arranged concentrically, the maximum diameter of the sealing cone is smaller than the inner diameter of the discharge hole, the sealing inner ring is a circular ring and corresponds to the circular ring surface at the outer end of the discharge hole, and the inner diameter of the convex circular ring at the inner end surface of the sealing outer cover is larger than the diameter of the excircle of the discharge hole.

Furthermore, a connecting device is arranged at the joint of the sealing cover and the discharge hole, and the connecting device is a pin shaft connecting structure or a hinge connecting structure.

Further, the thickness of the sealing cone is between 15mm and 40 mm.

Further, the thickness of the sealing inner ring is between 10mm and 20 mm.

Further, a roller or a bearing is arranged between the support ring and the support lining ring.

Furthermore, a liquid level indicator is arranged on the water collector.

Further, the liquid level indicator is an observation window or a liquid level height sensor.

Furthermore, the bulges are in the shape of a spherical surface.

Further, the feed inlet is provided with a smoke exhaust device.

Furthermore, the sealing inner ring and the sealing cone are both made of high-temperature resistant elastic materials.

Furthermore, the drying tower rotates forwards and backwards for half a circle, a pipeline communicated with the heat source inlet and the cold discharge outlet is a hose, and the stirring shaft rotates in a single direction; a heat source inlet injects a heat medium, and a cold discharge outlet performs medium discharge circulation; the water collector is fixed on the drying tower, and when the medium is steam, the cooling water is condensed and then is collected and discharged through the water collector.

Further, it is fixed during drying operation of drying tower, and its motion range can be just reversing half a week when overhauing, and the pipeline of heat source import and cold discharge outlet intercommunication is the hose, and the (mixing) shaft folk prescription is rotatory, and the water collector is fixed on drying tower, and when the medium was steam, the cooling water was collected and was discharged through the water collector after condensing.

Further, the drying tower rotates forwards and backwards for half a circle, the heat source inlet and the cold exhaust outlet are sealed by sealing plugs, and the stirring shaft rotates in one direction; the water collector is fixed on the drying tower, and an overflow valve is arranged on the water collector; the cold discharge port is used for discharging when media are replaced, the heat source inlet is a media injection port, a heater is arranged between a cavity formed between the drying tower and the inner cylinder, the heater is an electric heating device such as an electric furnace wire or a thermal resistance wire, electric heating is used, and the media are replaced periodically.

Furthermore, the drying tower is fixed during drying operation, the movement range of the drying tower can be rotated in a positive and negative direction for half a circle during maintenance, the heat source inlet and the cold discharge outlet are sealed by sealing plugs, and the stirring shaft rotates in a single direction; the water collector is fixed on the drying tower, and an overflow valve is arranged on the water collector; the cold discharge port is used for discharging when media are replaced, the heat source inlet is a media injection port, a heater is arranged between a cavity formed between the drying tower and the inner cylinder, the heater is an electric heating device such as an electric furnace wire or a thermal resistance wire, electric heating is used, and the media are replaced periodically.

The utility model discloses following beneficial effect has: the utility model discloses a chemical fertilizer raw material drying device that heat source import, bearing A, discharge gate, drying tower, intermediate support, water collector, cold discharge outlet, feed inlet, (mixing) shaft, bearing B, arch, inner tube, support ring, support neck ring, sealed lid, sealed inner ring, sealed cone, sealed enclosing cover, connecting device constitute has that the stoving temperature is stable, the dust is few, the pollution is few, the effect that stoving scope adaptability is good, combines concrete technical means to say so several:

1. the utility model provides a chemical fertilizer raw material drying device, which belongs to the technical improvement and transformation on the prior machine and is mainly embodied in the following three points; the first point is as follows: the stirring shaft with the helical blades is adopted to stir the raw materials in the drying tower, and meanwhile, the inner cylinder is provided with the bulges, so that the crushing of blocky or bulk materials is facilitated, the dust generation amount is small, and the bulges are spherical, so that the crushing of granular raw materials is reduced; secondly, an external circulating heating mode is adopted, the inner cylinder of the drying tower is heated through the heat source inlet and the cold exhaust outlet, the heating temperature of the inner cylinder is kept constant, meanwhile, different heating mediums are adopted, for example, high-temperature water can meet the drying requirement for raw materials with large heat absorption capacity, and energy conservation and consumption reduction are facilitated; for the medium with small heat absorption but high drying temperature, the medium can be replaced by other medium such as steam heat source; and the third point is that the sealing cover is arranged at the discharge hole, so that the dust source is reduced, meanwhile, the sealing drying is realized, the influence on the field smell is avoided, and the smoke extraction device can be added at the discharge hole.

2. The utility model discloses a sealed lid that sealed inner ring, sealed cone, sealed enclosing cover are constituteed has simple structure, effectual characteristics, and the solitary protruding ring that passes through sealed enclosing cover is detained on the discharge gate, and the elasticity refractory material that relies on sealed cone and sealed inner ring forms sealedly, avoids dust and gas to leak, for more convenient use, can set up connecting device between discharge gate and sealed lid, and the convenient carries out the seal box to the discharge gate and opens.

3. The utility model discloses the thickness of the sealed cone that sets up is between 15mm to 40mm, sealed inner ring's thickness between 10mm to 20mm, the effect of this scope is best, simultaneously not extravagant material, and can make removable structure to sealed inner ring and sealed cone, prolonged the whole life-span of sealed lid like this, because the raw materials of drying tower is the acid or alkaline raw materials that have corrosivity a bit, consequently the loss between them is 1:2 proportion on the whole, the thickness of setting is better in this scope, because both play sealed effect, the problem appears and can change the maintenance together.

4. The roller or the bearing is arranged between the support ring and the support inner lining ring, the roller is adopted to save a lot of expenses compared with the bearing, and the roller is better controlled because the rotating speed of the drying tower is not high under the general condition; if the rotating speed needs to be improved, in order to catch up with the production task, it is also possible to change the bearing, so that the production speed is improved, and the production requirements of enterprises can be met in the production peak period.

5. The utility model discloses a be provided with level indicator on the water collector, conveniently observe and the drainage, if what adopt is heat source steam source, unavoidably produce the condensate liquid, water collector in this time needs periodic discharge, level indicator is observation window or liquid level height sensor, this kind of structure can rotate water collector to highest position or the lowest position realization at the drying tower, conveniently observe and handle, reduced the degree of difficulty of installation, for example liquid level height sensor and observation window set to the radial unanimity with the drying tower.

7. The utility model discloses an arch is spherical surface shape, keeps the granularity of raw materials forcefully, and broken group is very good with the effect of opening the piece, and the structure is also simple relatively realizes easily, and the cooling surface of inner tube that has increased simultaneously is favorable to enlarging heat exchange area, and drying efficiency obtains improving.

8. The utility model discloses a feed inlet has smoke exhaust device, directly falls exhaust-gas treatment, has greatly improved the operation environment.

Generally, the utility model has the advantages of smash even, the overstock is prevented in the feeding, smash raw materials tamp, smash the back and prevent the caking, smash the juice few.

Drawings

FIG. 1 is a sectional view of a chemical fertilizer raw material drying device according to an embodiment of the present invention;

FIG. 2 is a front view of a sealing cover of a fertilizer raw material drying device in an embodiment of the present invention;

FIG. 3 is a left side view of a sealing cover of a fertilizer raw material drying device in an embodiment of the present invention;

in the figure: 1. the device comprises a heat source inlet 2, a bearing A3, a discharge port 4, a drying tower 5, an intermediate support 6, a water collector 7, a cold discharge port 8, a feed inlet 9, a stirring shaft 10, a bearing B11, a protrusion 12, an inner cylinder 13, a support ring 14, a support lining ring 15, a sealing cover 16, a sealing inner ring 17, a sealing cone 18, a sealing outer cover 19 and a connecting device.

Detailed Description

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments. It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

The fertilizer raw material drying device shown in fig. 1-2 comprises a bearing a2, a discharge port 3, a drying tower 4, a middle support 5, a feed inlet 8, a bearing B10, a support ring 13 and a support liner ring 14, wherein a heat source inlet 1, a cold discharge port 7 and a water collector 6 are arranged on the outer surface of the drying tower 4, the drying tower 4 is a cylindrical shell, an inner cylinder 12 is arranged inside the drying tower 4, the heat source inlet 1 and the cold discharge port 7 are communicated with a cavity between the inner cylinder 12 and the drying tower 4, and the water collector 6 is communicated with the cavity between the inner cylinder 12 and the drying tower 4 through a one-way valve; the end face of exposing of discharge gate 3 be provided with sealed lid 15, feed inlet 8 inside run through and have (mixing) shaft 9, the end of (mixing) shaft 9 stretch into the inside of inner tube 12, the surface of the one end of (mixing) shaft 9 be provided with continuous helical blade, the internal surface of inner tube 12 arranged a plurality of archs 11.

When the invention is implemented, the main progress is three points: the first point is as follows: the stirring shaft with the helical blades is adopted to stir the raw materials in the drying tower, and meanwhile, the inner cylinder is provided with the bulges, so that the crushing of blocky or bulk materials is facilitated, the dust generation amount is small, and the bulges are spherical, so that the crushing of granular raw materials is reduced; secondly, an external circulating heating mode is adopted, the inner cylinder of the drying tower is heated through the heat source inlet and the cold exhaust outlet, the heating temperature of the inner cylinder is kept constant, meanwhile, different heating mediums are adopted, for example, high-temperature water can meet the drying requirement for raw materials with large heat absorption capacity, and energy conservation and consumption reduction are facilitated; for the medium with small heat absorption but high drying temperature, the medium can be replaced by other medium such as steam heat source; and the third point is that the sealing cover is arranged at the discharge hole, so that the dust source is reduced, meanwhile, the sealing drying is realized, the influence on the field smell is avoided, and the smoke extraction device can be added at the discharge hole.

As shown in fig. 1-3, in an embodiment of the present application, the sealing cover 15 is composed of a sealing inner ring 16, a sealing cone 17, and a sealing outer cover 18, the sealing inner ring 16, the sealing cone 17, and the sealing outer cover 18 are concentrically arranged, the maximum diameter of the sealing cone 17 is smaller than the inner diameter of the discharge port 3, the sealing inner ring 16 is a circular ring and corresponds to the outer end circular ring surface of the discharge port 3, the inner diameter of the protruding circular ring of the inner end surface of the sealing outer cover 18 is larger than the outer diameter of the discharge port 3, the sealing cover composed of the sealing inner ring, the sealing cone, and the sealing outer cover has the characteristics of simple structure and good effect, the protruding circular ring passing through the sealing outer cover is buckled on the discharge port independently, and sealing is formed by the elastic high temperature resistant material of the sealing cone and the sealing inner ring, so as to prevent dust.

In one embodiment of the present application, as shown in fig. 1-2, a connecting device 19 is disposed at a joint of the sealing cover 15 and the discharge port 3, and the connecting device 19 is a pin connecting structure or a hinge connecting structure, so that the discharge port can be conveniently sealed and opened, and the operation and use are convenient.

In one embodiment of the present application, as shown in fig. 1-3, the thickness of the seal cone 17 is between 15mm and 40mm, and the thickness of the seal inner ring 16 is between 10mm and 20 mm; this range is most effective without wasting material, and the seal inner ring and the seal cone can be made replaceable, which prolongs the overall life of the seal cover, since the material of the drying tower is acidic or alkaline, which is corrosive, and the loss of both is about 1:2, the thickness is preferably set in this range, since both play a sealing role and can be replaced and maintained together.

In one embodiment of the present application, as shown in fig. 1-3, rollers or bearings are provided between the carrier ring 13 and the carrier liner ring 14, which are less expensive than bearings and are better controlled because the rotation speed of the drying tower is generally not high; if the rotating speed needs to be improved, in order to catch up with the production task, it is also possible to change the bearing, so that the production speed is improved, and the production requirements of enterprises can be met in the production peak period.

In one embodiment of the present application, as shown in fig. 1-3, a liquid level indicator is disposed on the water collector 6, and the liquid level indicator is a viewing window or a liquid level height sensor; be provided with level indicator on the water collector, convenient observation and drainage, if the heat source steam source that adopts, inevitably produce the condensate liquid, water collector in this time need regularly discharge, level indicator is observation window or liquid level height sensor, and this kind of structure can rotate water collector to highest position or the lowest position realization at the drying tower, conveniently observes and handles, has reduced the degree of difficulty of installation, for example liquid level height sensor and observation window set to with the drying tower radially unanimous.

In one embodiment of the present application, as shown in fig. 1-3, the protrusions 11 are spherical; the bulges are in the shape of spherical surfaces, so that the granularity of the raw materials is powerfully maintained, the effects of breaking lumps and opening blocks are very good, the structure is relatively simple and easy to realize, meanwhile, the heat radiating surface of the inner barrel is added, the heat exchange area is favorably enlarged, and the drying efficiency is improved.

In one embodiment of the present application, as shown in fig. 1-3, the inlet port is provided with a smoke exhaust device to directly dispose of the exhaust gas, greatly improving the working environment.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. The utility model provides a chemical fertilizer raw materials drying device, includes bearing A (2), discharge gate (3), drying tower (4), intermediate support (5), feed inlet (8), bearing B (10), support ring (13), support neck ring (14), its characterized in that: the outer surface of the drying tower (4) is provided with a heat source inlet (1), a cold discharge outlet (7) and a water collector (6), the drying tower (4) is a cylindrical shell, an inner cylinder (12) is arranged inside the drying tower (4), the heat source inlet (1) and the cold discharge outlet (7) are communicated with a cavity between the inner cylinder (12) and the drying tower (4), and the water collector (6) is communicated with the cavity between the inner cylinder (12) and the drying tower (4) through a one-way valve; the discharge gate (3) expose the terminal surface and be provided with sealed lid (15), feed inlet (8) inside run through and have (mixing) shaft (9), the end of (mixing) shaft (9) stretch into the inside of inner tube (12), the surface of the one end of (mixing) shaft (9) be provided with continuous helical blade, the internal surface of inner tube (12) arranged a plurality of archs (11).

2. The fertilizer raw material drying device of claim 1, characterized in that: sealed lid (15) constitute by sealed inner ring (16), sealed cone (17), sealed enclosing cover (18), sealed inner ring (16), sealed cone (17), sealed enclosing cover (18) set up for concentric, the maximum diameter of sealed cone (17) be less than the internal diameter of discharge gate (3), sealed inner ring (16) for the ring and correspond with the outer end ring surface of discharge gate (3), the internal diameter of the protruding ring of inner terminal surface of sealed enclosing cover (18) be greater than the diameter of the excircle of discharge gate (3).

3. The fertilizer raw material drying device of claim 1 or 2, characterized in that: the connecting part of the sealing cover (15) and the discharge hole (3) is provided with a connecting device (19), and the connecting device (19) is a pin shaft connecting structure or a hinge connecting structure.

4. The fertilizer raw material drying device of claim 2, characterized in that: the thickness of the sealing cone (17) is between 15mm and 40 mm.

5. The fertilizer raw material drying device of claim 2, characterized in that: the thickness of the sealing inner ring (16) is between 10mm and 20 mm.

6. The fertilizer raw material drying device of claim 1, characterized in that: and a roller or a bearing is arranged between the support ring (13) and the support lining ring (14).

7. The fertilizer raw material drying device of claim 1, characterized in that: and a liquid level indicator is arranged on the water collector (6).

8. The fertilizer raw material drying device of claim 7, characterized in that: the liquid level indicator is an observation window or a liquid level height sensor.

9. The fertilizer raw material drying device of any one of claims 1, 2, 4, 5, 6, 7 and 8, wherein: the bulges (11) are in the shape of a spherical surface.

10. The fertilizer raw material drying device of any one of claims 1, 2, 4, 5, 6, 7 and 8, wherein: the feed inlet is provided with a smoke exhaust device.