CN210302442U

CN210302442U - Wall sticking prevention spray dryer

Info

Publication number: CN210302442U
Application number: CN201920877445.6U
Authority: CN
Inventors: 刘丹; 燕绍九
Original assignee: Tianjin Aike Kaisheng Graphene Technology Co ltd
Current assignee: Tianjin Aike Kaisheng Graphene Technology Co ltd
Priority date: 2019-06-12
Filing date: 2019-06-12
Publication date: 2020-04-14
Anticipated expiration: 2029-06-12

Abstract

The utility model relates to an antiseized wall spray drier, including the drying cabinet, the top is equipped with centrifugal atomizer in the drying cabinet, centrifugal atomizer's feed inlet even has the inlet pipe, and the lower extreme of outer tube is located the drying cabinet, and the upper end of outer tube is located outside the drying cabinet, and the outer tube rotates with the drying cabinet to be connected, and the outer tube lower extreme even has rotatory ring, and rotatory ring is located centrifugal atomizer top, and the inlet pipe passes from rotatory intra-annular ring, and the symmetry is equipped with a pair of down tube on rotatory lateral wall, and one side that a connecting rod in two connecting rods is close to the drying cabinet inner wall even has the arc scraper. The arc scraper can easily scrape off the material on the drying cabinet inner wall, is equipped with the ceramic layer on the drying cabinet inner wall for the material that glues on the drying cabinet inner wall drops, has solved because of the problem that the material on the drying cabinet inner wall can not in time drop and lead to the loss material, and then has improved the quality of product. In addition, the heating half-pipe can preheat and keep warm the drying cabinet, further promotes the quality of product.

Description

Wall sticking prevention spray dryer

Technical Field

The utility model relates to a desiccator technical field especially relates to an antiseized wall spray dryer.

Background

Spray drying is a widely accepted drying process and has been a popular research direction for over 100 years. The spray drying is developed to be widely applied to the fields of medicines, foods, chemical industry, catalysts, dyes, pigments, fine chemicals, forestry products, natural extracts, environmental protection and the like. With the development of modern science and technology, the demand of some advanced and advanced technology industries such as biology, fine ceramics, chemical industry, microelectronic industry, lubricants, additives and the like, which are closely related to the particle size of raw materials, on high-performance novel functional materials is increasing day by day, the requirements on the raw materials are stricter and stricter, and the rapid development of the manufacturing technology of functional powder materials is promoted.

The spray dryer is designed to dry a liquid material by spraying the liquid material into mist with a special device and bringing the mist into contact with hot air. For drying somewhat heat sensitive liquids, suspensions and viscous liquids. When the spray dryer works, wet materials are thrown onto the wall of the drying box and are often stuck on the wall, and after drying is finished, the materials on the inner wall cannot fall off in time, so that the materials are lost; meanwhile, if the materials on the inner wall cannot fall off in time, the materials on the inner wall can be thickened when the drying is carried out once, the materials are easy to form block-shaped materials to fall off after the materials are increased, and the fallen materials have the materials stored in the previous drying process or the previous drying processes, so that the product quality is greatly influenced.

Disclosure of Invention

The utility model aims to solve the defects of the prior art and provides an anti-sticking wall spray dryer.

The utility model discloses a realize above-mentioned purpose, adopt following technical scheme: a spray dryer for preventing wall sticking comprises a drying box and is characterized in that a centrifugal atomizer is arranged at the top in the drying box, a feed inlet of the centrifugal atomizer is connected with a feed pipe, the other end of the feed pipe penetrates out of the center of the top wall of the drying box and is fixed at the top of the drying box through a fixing frame, an outer pipe is sleeved outside the feed pipe, the lower end of the outer pipe is positioned in the drying box, the upper end of the outer pipe is positioned outside the drying box and is rotatably connected with the drying box, the lower end of the outer pipe is connected with a rotating ring, the rotating ring is positioned above the centrifugal atomizer and penetrates through a ring hole of the rotating ring, a pair of inclined rods are symmetrically arranged on the side wall of the rotating ring, the upper ends of the inclined rods are fixedly connected with the rotating ring, the lower ends of the inclined rods are connected with vertical connecting rods, one side, close to the, one side that another connecting rod in two connecting rods is close to the drying cabinet inner wall even has the brush, brush and the laminating of drying cabinet inner wall, the upper end cover of outer tube is equipped with the gear No. one, the drying cabinet top surface is equipped with vertical motor, the cover is equipped with the gear No. two on the output shaft of motor, gear No. two and gear engagement, top surface edge is equipped with inside hollow even gas ring in the drying cabinet, the lateral wall and the drying cabinet inner wall fixed connection of even gas ring, be equipped with a plurality of gas outlets on the inner wall of even gas ring, the drying cabinet top surface is equipped with the air heater, the gas outlet and the inside intercommunication of even gas ring of air heater, the drying cabinet lower extreme is equipped with the infundi.

The inner wall of the drying box is provided with a ceramic layer.

The outer wall of the drying box is provided with a heating half-pipe which is spirally coiled along the circumference.

The drying cabinet overcoat is equipped with the heat preservation, and the heating half pipe is located the heat preservation.

The inner wall of the air homogenizing ring is in a round table shape, and the diameter of the upper port is smaller than that of the lower port.

The utility model has the advantages that: the arc scraper can easily scrape off the material on the drying cabinet inner wall, is equipped with the ceramic layer on the drying cabinet inner wall for the material that glues on the drying cabinet inner wall drops, has solved because of the problem that the material on the drying cabinet inner wall can not in time drop and lead to the loss material, and then has improved the quality of product. In addition, the heating half-pipe can preheat and keep warm the drying cabinet, further promotes the quality of product.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the connection of the curved scraper blade and the connecting rod;

in the figure: 1-drying oven; 2-centrifugal atomizer; 3-feeding pipe; 4-an outer tube; 5-rotating the ring; 6-diagonal rod; 7-a connecting rod; 8-arc scraper; 9-a brush; 10-gear; 11-an electric motor; 12-gear No. two; 13-air homogenizing ring; 14-a hot air blower; 15-a discharge hole; 16-a switching valve; 17-heating the half-tube; 18-an insulating layer;

the following detailed description will be made in conjunction with embodiments of the present invention with reference to the accompanying drawings.

Detailed Description

The invention will be further explained with reference to the following figures and examples:

as shown in fig. 1 to 2, a wall-sticking prevention spray dryer comprises a drying box 1, and is characterized in that a centrifugal atomizer 2 is arranged at the inner top of the drying box 1, a feed pipe 3 is connected to a feed inlet of the centrifugal atomizer 2, the other end of the feed pipe 3 penetrates out of the center of the top wall of the drying box 1 and is fixed at the top of the drying box 1 through a fixing frame, an outer pipe 4 is sleeved outside the feed pipe 3, the lower end of the outer pipe 4 is positioned inside the drying box 1, the upper end of the outer pipe 4 is positioned outside the drying box 1, the outer pipe 4 is rotatably connected with the drying box 1, a rotating ring 5 is connected to the lower end of the outer pipe 4, the rotating ring 5 is positioned above the centrifugal atomizer 2, the feed pipe 3 penetrates through a ring hole of the rotating ring 5, a pair of inclined rods 6 are symmetrically arranged on the side wall of the rotating ring 5, the upper ends of the inclined rods 6 are fixedly connected with the rotating ring 5, the lower ends of the inclined, the cutting edge of arc scraper 8 and the laminating of 1 inner wall of drying cabinet, there is brush 9 on one side that another connecting rod 7 in two connecting rods 7 is close to 1 inner wall of drying cabinet, the laminating of

brush

9 and 1 inner wall of drying cabinet, the pot head of outer tube 4 is equipped with gear 10 No. one, 1 top surface of drying cabinet is equipped with vertical motor 11, the cover is equipped with No. two gears 12 on motor 11's the output shaft, No. two gears 12 and the meshing of

gear

10, 1 interior top surface edge of drying cabinet is equipped with inside hollow even gas ring 13, the lateral wall and the 1 inner wall fixed connection of drying cabinet of even gas ring 13, be equipped with a plurality of gas outlets on the inner wall of even

gas ring

13, 1 top surface of drying cabinet is equipped with air heater 14, air heater 14's gas outlet and the inside intercommunication of even

gas ring

13, 1 lower extreme of drying cabinet is.

The inner wall of the drying box 1 is provided with a ceramic layer.

The outer wall of the drying box 1 is provided with a heating half-pipe 17 which is spirally coiled along the circumference.

An insulating layer 18 is sleeved outside the drying box 1, and the heating half pipe 17 is positioned in the insulating layer 18.

The inner wall of the air homogenizing ring 13 is in a round table shape, and the diameter of the upper port is smaller than that of the lower port.

The utility model discloses the during operation, heating half pipe 17

preheats drying cabinet

1, 14 works of air heater simultaneously, preheat and accomplish the back, outside material pump is gone into centrifugal atomizer 2 with the material from inlet pipe 3 pump, centrifugal atomizer 2 is the material blowout, the gas outlet of air heater 14 production comes out to spun material drying through even gas ring 13, even gas ring 13 can 360 all-round to material jet-propelled drying, drying effect is good, after the drying is accomplished, motor 11 drives the rotation of outer tube 4, arc scraper 8 can easily scrape the material on drying cabinet 1 inner wall, be equipped with the ceramic layer on drying cabinet 1 inner wall, accelerate the material that glues on drying cabinet 1 inner wall to drop, the problem of leading to the loss material because of the material on drying cabinet 1 inner wall can not in time drop has been solved, and then the quality of product has been improved. In addition, the heating half-pipe can preheat and keep warm drying cabinet 1, further promotes the quality of product.

The present invention has been described above with reference to the accompanying drawings, and it is obvious that the present invention is not limited by the above embodiments, and various improvements made by the method concept and technical solution of the present invention or directly applied to other occasions without improvement are all within the protection scope of the present invention.

Claims

1. The utility model provides a antiseized wall spray drier, including drying cabinet (1), a serial communication port, top is equipped with centrifugal atomizer (2) in drying cabinet (1), the feed inlet of centrifugal atomizer (2) even has inlet pipe (3), the other end of inlet pipe (3) is worn out the back from drying cabinet (1) roof center, and fix at drying cabinet (1) top through the mount, inlet pipe (3) overcoat has outer tube (4), the lower extreme of outer tube (4) is located drying cabinet (1), the upper end of outer tube (4) is located outside drying cabinet (1), outer tube (4) and drying cabinet (1) swivelling joint, outer tube (4) lower extreme even has rotatory ring (5), rotatory ring (5) are located centrifugal atomizer (2) top, and inlet pipe (3) pass from the looping pit of rotatory ring (5), the symmetry is equipped with a pair of down tube (6) on the lateral wall of rotatory ring (5), the upper end of an inclined rod (6) is fixedly connected with a rotating ring (5), the lower end of the inclined rod (6) is connected with a vertical connecting rod (7), one side, close to the inner wall of a drying box (1), of one connecting rod (7) of the two connecting rods (7) is connected with an arc-shaped scraper (8), the cutting edge of the arc-shaped scraper (8) is attached to the inner wall of the drying box (1), one side, close to the inner wall of the drying box (1), of the other connecting rod (7) of the two connecting rods (7) is connected with a brush (9), the brush (9) is attached to the inner wall of the drying box (1), the upper end of an outer tube (4) is sleeved with a first gear (10), the top surface of the drying box (1) is provided with a vertical motor (11), an output shaft of the motor (11) is sleeved with a second gear (12), the second gear (12) is meshed with the first gear (10), the, the outer side wall of the air homogenizing ring (13) is fixedly connected with the inner wall of the drying box (1), a plurality of air outlets are formed in the inner wall of the air homogenizing ring (13), an air heater (14) is arranged on the top surface of the drying box (1), the air outlets of the air heater (14) are communicated with the inside of the air homogenizing ring (13), a funnel-shaped discharge port (15) is formed in the lower end of the drying box (1), and a switch valve (16) is arranged on the discharge port (15).

2. Wall-release spray dryer according to claim 1, characterized in that the inner wall of the drying box (1) is provided with a ceramic layer.

3. Wall-release spray dryer according to claim 1, characterized in that the outer wall of the drying box (1) is provided with heating half-pipes (17) which are spirally wound in a circumference.

4. A wall-sticking prevention spray dryer as claimed in claim 3, characterized in that the drying box (1) is externally provided with an insulating layer (18), and the heating half-pipe (17) is positioned in the insulating layer (18).

5. The wall-sticking preventing spray dryer according to claim 1, wherein the inner wall of the air uniforming ring (13) is in a circular truncated cone shape, and the diameter of the upper port is smaller than that of the lower port.