CN219223029U - Flash evaporation drying device - Google Patents

Abstract

The utility model relates to a flash drying device, which comprises a base, a drying tower, a heater and a feeder, wherein a crusher is arranged at the bottom of the drying tower, materials are input into the drying tower through a feeder, the crusher continuously rotates to crush the materials, the heater blows hot air into the drying tower, the materials are dried by the hot air and then discharged from the top of the drying tower along with air flow, a classifying plate is arranged at the top of the drying tower, the classifying plate can prevent large-particle materials from being discharged along with the air flow, and a scraping plate is arranged above the classifying plate to prevent the materials from being accumulated on the classifying plate to cause blockage.

Description

Flash evaporation drying device

Technical Field

The utility model relates to the technical field of flash drying, in particular to a flash drying device.

Background

In industrial production, the flash dryer is novel continuous drying equipment integrating drying, crushing and screening, and is suitable for drying filter cake-shaped, pasty and slurry-shaped materials; the principle is that the material is fully contacted with hot air, heated and dried, the dehydrated dry material rises along with hot air flow and is finally discharged through a discharge hole; in the existing flash drying device, massive materials are easy to discharge along with air flow, and the materials are accumulated at a discharge hole to easily cause blockage.

Disclosure of Invention

The utility model aims to design a flash drying device to solve the technical problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the flash evaporation drying device comprises a base, a drying tower, a heater and a feeder, wherein the base is of a cavity structure, a feed inlet and an air inlet are formed in the bottom of the drying tower, a discharge outlet is formed in the top of the drying tower, the drying tower is installed at the top of the base, the heater and the feeder are both connected with the bottom of the drying tower, a crusher is arranged at the bottom of the drying tower and comprises a crushing cutter, a first rotating shaft and a first motor, the crushing cutter is installed on the first rotating shaft, the first motor is installed on the base, and the first rotating shaft penetrates through the bottom of the drying tower and is connected with the first motor; the top of drying tower is equipped with the classifier, be equipped with a plurality of through-holes on the classifier, the top of classifier is equipped with the scraper blade, the scraper blade is connected with the second rotation axis, the top of drying tower is equipped with the second motor, the second rotation axis runs through the top of drying tower with the second motor is connected.

Further, the bottom of heater is equipped with the mounting bracket, the heater is connected with the ventilation pipe, the ventilation pipe with the air intake intercommunication.

Further, the feeder comprises a feeding pipe and a feeding hopper, wherein the feeding pipe is arranged at the bottom of the feeding hopper, and the feeding pipe is communicated with the feeding inlet.

Further, a screw feeder is arranged in the feeding pipe.

Compared with the prior art, the utility model has the beneficial effects that: the utility model comprises a base, a drying tower, a heater and a feeder, wherein the base is of a cavity structure, the bottom of the drying tower is provided with a feed inlet and an air inlet, the top of the drying tower is provided with a discharge outlet, the drying tower is arranged at the top of the base, the heater and the feeder are both connected with the bottom of the drying tower, the bottom of the drying tower is provided with a crusher, the crusher comprises a crushing cutter, a first rotating shaft and a first motor, the crushing cutter is arranged on the first rotating shaft, the first motor is arranged on the base, the first rotating shaft penetrates through the bottom of the drying tower and is connected with the motor, and when the first motor is started, the first motor drives the first rotating shaft to rotate so as to drive the crushing cutter to rotate, and the crushing cutter fully crush materials; the top of the drying tower is provided with a classifier, the classifier is provided with a plurality of through holes, the top end of the classifier is provided with a scraping plate, the scraping plate is connected with a second rotating shaft, the top end of the drying tower is provided with a second motor, the second rotating shaft penetrates through the top of the drying tower and is connected with the second motor, the through holes on the classifier only allow materials with proper sizes to be discharged, and large-particle materials cannot be discharged out of a discharge hole through the through holes; when the second motor is started, the second motor drives the second rotating shaft to rotate, so that the scraping plate rotates at the top end of the classifier, and the material is prevented from accumulating on the classifier to block the through hole.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

fig. 2 is a cross-sectional view of the present utility model.

The names of the components marked in the figures are as follows: 1. a base; 2. a drying tower; 3. a heater; 4. a feeder; 5. a crushing knife; 6. a first rotation shaft; 7. a first motor; 8. a classifier; 9. a scraper; 10. a second rotation shaft; 11. a second motor; 12. a feed hopper; 13. a feed pipe; 14. a screw feeder; 15. and (5) mounting a frame.

Detailed Description

The following description of the present utility model will be made more fully hereinafter with reference to the accompanying drawings, in which it is shown, however, some, but not all embodiments of the utility model are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples: referring to fig. 1-2, a flash evaporation drying device comprises a base 1, a drying tower 2, a heater 3 and a feeder 4, wherein the base 1 is of a cavity structure, a feed inlet and an air inlet are formed in the bottom of the drying tower 2, a discharge outlet is formed in the top of the drying tower 2, the drying tower 2 is arranged on the top of the base 1, the heater 3 and the feeder 4 are both connected with the bottom of the drying tower 2, a crusher is arranged at the bottom of the drying tower 2 and comprises a crushing cutter 5, a first rotating shaft 6 and a first motor 7, the crushing cutter 5 is arranged on the first rotating shaft 6, the first motor 7 is arranged in the base 1, and the first rotating shaft 6 penetrates through the bottom of the drying tower 2 and is connected with a machine; the top of the drying tower 2 is provided with a classifier 8, a plurality of through holes are formed in the classifier 8, a scraping plate 9 is arranged at the top end of the classifier 8, the scraping plate 9 is connected with a second rotating shaft 10, the top end of the drying tower 2 is provided with a second motor 11, and the second rotating shaft 10 penetrates through the top of the drying tower 2 and is connected with the second motor 11; the bottom of the heater 3 is provided with a mounting frame, the heater 3 is connected with a ventilation pipe, the ventilation pipe is communicated with the air inlet, the heater 3 is fixedly arranged on the mounting frame 15, when the heater 3 is started, the heater 3 generates heat by combusting natural gas, and a blower is used for blowing hot air into the drying tower 2, so that upward vortex is formed in the drying tower 2; the feeder 4 comprises a feeding pipe 13 and a feeding hopper 12, wherein the feeding pipe 13 is arranged at the bottom of the feeding hopper 12, and the feeding pipe 13 is communicated with a feeding hole; a screw feeder 14 is arranged in the feed pipe 13, materials are added into the feed hopper 12, and the screw feeder 14 rotates to enable the materials to enter the drying tower 2 from a feed inlet.

The working principle of the embodiment is as follows: when the device is used, a power supply is started, materials are added into the feed hopper 12, the materials are rotationally input into the drying tower through the screw feeder 14, hot air is blown into the drying tower 2 through the heater 3, the materials are mechanically crushed through the rotation of the crusher, meanwhile, the materials are micronized under the action of centrifugal force, shearing force and collision force, the materials are fully contacted with hot air in the drying tower 2, moisture in the materials is evaporated, thereby the purpose of drying is achieved, the dried particles are discharged from through holes in the classifier along with air flow, a discharge hole is discharged, large-particle materials cannot be discharged from the through holes, when the hot air blown out by the heater 3 weakens, the large-particle materials fall down to the bottom of the drying tower 2 under the action of gravity, are further crushed into particles through the crushing knife 5, then are discharged from the discharge hole along with the air flow, and when the hot air weakens, the scraping plate rotates and rubs on the classifier 8 to scrape the materials adhered to the classifier 8, so that the materials are prevented from being accumulated and blocking the through holes.

It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "upper," "lower," "left," "right," "front," "back," and the like are used herein for illustrative purposes only.

Claims (4)

1. The utility model provides a flash drying device, includes base (1), drying tower (2), heater (3) and charging means (4), base (1) is the cavity structure, the bottom of drying tower (2) is equipped with feed inlet and air intake, the top of drying tower (2) is equipped with the discharge gate, drying tower (2) are installed the top of base (1), heater (3) with charging means (4) all with the bottom of drying tower (2) is connected, its characterized in that: the bottom of the drying tower (2) is provided with a crusher, the crusher comprises a crushing cutter (5), a first rotating shaft (6) and a first motor (7), the crushing cutter (5) is installed on the first rotating shaft (6), the first motor (7) is installed on the base (1), and the first rotating shaft (6) penetrates through the bottom of the drying tower (2) and is connected with the first motor (7); the top of drying tower (2) is equipped with classifier (8), be equipped with a plurality of through-holes on classifier (8), the top of classifier (8) is equipped with scraper blade (9), scraper blade (9) are connected with second rotation axis (10), the top of drying tower (2) is equipped with second motor (11), second rotation axis (10) run through the top of drying tower (2) with second motor (11) are connected.

2. The flash drying apparatus according to claim 1, wherein: the bottom of heater (3) is equipped with mounting bracket (15), heater (3) are connected with the ventilation pipe, the ventilation pipe with the air intake intercommunication.

3. The flash drying apparatus according to claim 2, wherein: the feeder (4) comprises a feeding pipe (13) and a feeding hopper (12), wherein the feeding pipe (13) is arranged at the bottom of the feeding hopper (12), and the feeding pipe (13) is communicated with the feeding inlet.

4. A flash drying apparatus according to claim 3, wherein: a screw feeder (14) is arranged in the feed pipe (13).

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