CN107356070B

CN107356070B - Double-cavity type roller drying and collecting device

Info

Publication number: CN107356070B
Application number: CN201710689793.6A
Authority: CN
Inventors: 刘曼婷
Original assignee: Individual
Current assignee: Individual
Priority date: 2017-08-14
Filing date: 2017-08-14
Publication date: 2023-02-21
Anticipated expiration: 2037-08-14
Also published as: CN107356070A

Abstract

The invention discloses a double-cavity type roller drying and collecting device which comprises rollers which are arranged oppositely, wherein a material collecting groove is obliquely arranged between the rollers, and outer scraping plates which extend to be attached to the outer walls of the rollers are arranged on two side edges of the material collecting groove; a raw material groove is arranged below the roller, a roller seat is arranged in the raw material groove, shaft heads at two ends of the roller are rotatably arranged on the roller seat, and one end of the roller is connected with a driving mechanism (not drawn); the roller is hollow, one end of the roller is open, a shaft head at the open end of the roller is arranged on a cross at the end face of the opening, and an annular groove which enables the wall of the roller to form a sealed sandwich structure is arranged on the roller; the head end of the roller is provided with a rod seat, an electric heating rod is arranged on the rod seat, the electric heating rod extends into the annular groove, and heat-conducting liquid is arranged in the annular groove; the rod seat is electrically connected with the outside through a conductive slip ring arranged on the roller. The invention aims to provide a double-cavity type roller drying and collecting device which adopts the inner cavity and the outer cavity for drying simultaneously, and has the advantages of compact structure, good drying effect and high working efficiency.

Description

Double-cavity type roller drying and collecting device

Technical Field

The invention relates to the field of design machinery, in particular to a double-cavity type roller drying and collecting device.

Background

A drum dryer (also called a rotary dryer) is a contact type internal heating conduction type drying machine. During the drying process, heat is transferred from the inner wall of the drum to the outer wall of the drum, and the heat penetrates through the food material to be dried attached to the outer wall surface of the drum, so that the moisture on the material is evaporated, and the continuous drying production machine is provided. Can be widely applied to the drying of mineral products, building materials, chemical products (polyaluminium chloride), compound fertilizers, organic powder, feeds, wine tanks, starch residues, corn residues and bean dreg slurry materials. The existing roller dryer is basically of a single-roller single-cavity structure, the drying efficiency is low, and the utilization of the inner space of a roller is unreasonable.

Disclosure of Invention

The invention aims to solve the problems and provides a double-cavity roller drying and collecting device which is compact in structure and high in drying efficiency.

In order to realize the purpose, the invention adopts the technical scheme that: a double-cavity type roller drying and collecting device is characterized by comprising rollers (1) which are oppositely arranged, a material collecting groove (2) is obliquely arranged between the rollers (1), and outer scraping plates (21) which extend to be attached to the outer wall of the rollers (1) are arranged on two side edges of the material collecting groove (2); a raw material groove (4) is arranged below the roller (1), a roller seat (13) is arranged in the raw material groove (4), and the roller (1) is rotatably arranged on the roller seat (13); the roller (1) is hollow, one end of the roller is open, a shaft head at the open end of the roller (1) is arranged on a cross (12) at the open end face, and an annular groove (11) which enables the wall of the roller to form a sealed sandwich structure is arranged on the roller (1); a rod seat (51) is arranged at the head end of the roller (1), an electric heating rod (5) is arranged on the rod seat (51), the electric heating rod (5) extends into the annular groove (11), and heat-conducting liquid is arranged in the annular groove (11); the rod seat (51) is electrically connected with the outside through a conductive sliding ring (52) arranged on the roller (1).

Further, a fixed shaft (3) penetrates through the roller (1); one end of the fixed shaft (3) is fixed on the fixed shaft seat (301), and the other end of the fixed shaft is fixedly connected with the material collecting groove (2) through the material collecting channel (211); the fixing shaft (3) is hollow, the cross section of the middle section of the fixing shaft (3) in the roller (1) is C-shaped, and the lower end of the fixing shaft is provided with an inner scraper (32) which is tangent to the surface of the fixing shaft (3) and obliquely extends upwards to be attached to the inner wall of the roller (1); a spiral conveying rod (31) is arranged in the fixed shaft (3); the tail end of the fixed shaft (3) is provided with a discharge port connected with the material collecting channel (211).

Furthermore, the rod seat (51) is annular, and the electric heating rods (5) are uniformly arrayed on the end surface of the rod seat (51).

Furthermore, a liquid inlet pipe (6) is arranged above the raw material groove (4), and the lower end of the liquid inlet pipe (6) is respectively connected into the raw material groove (4) below the roller (1).

Furthermore, the bottom of the raw material tank (4) is provided with an anti-precipitation device (41).

Further, the anti-precipitation device (41) is a spiral stirrer.

Further, the anti-precipitation device (41) is an aerator.

The invention has the beneficial effects that:

1. the structure is compact, the double-cylinder structure is adopted, the drying is fast, and the production efficiency is high;

2. the roller is characterized in that the roller is internally sleeved with the fixed shaft, and the inner wall and the outer wall of the roller are simultaneously dried and collected by matching with a special structure of the fixed shaft, so that the drying and collecting efficiency of the material is further improved;

3. the bottom of the raw material tank is provided with an anti-precipitation device to prevent the raw material of the slurry material from precipitating;

4. the roller adopts a hollow and interlayer mechanism, and is matched with the inner wall and the outer wall for simultaneous drying, so that the structure is compact, and the drying efficiency is high.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

FIG. 2 is a schematic main sectional view of the present invention.

FIG. 3 is a schematic front view of the present invention.

Fig. 4 is a partially enlarged view of a portion a in fig. 3.

Fig. 5 is a partially enlarged view of fig. 3 at B.

The text labels in the figures are represented as: 1. a roller; 2. a material collecting groove; 3. a fixed shaft; 4. a raw material tank; 5. an electric heating rod; 6. a liquid inlet pipe; 21. An outer squeegee; 211. a material collecting channel; 11. an annular groove; 12. a cross; 13. a roller base; 51. a rod seat; 41. an anti-settling device; 31. a screw conveying rod; 32. an inner scraper; 301. fixing the shaft seat; 52. a conductive slip ring.

Detailed Description

The following detailed description of the present invention is given for the purpose of better understanding technical solutions of the present invention by those skilled in the art, and the present description is only exemplary and explanatory and should not be construed as limiting the scope of the present invention in any way.

As shown in fig. 1 to 5, the specific structure of the present invention is: a double-cavity roller drying and collecting device is characterized by comprising rollers 1 which are oppositely arranged, a material collecting groove 2 which is obliquely arranged between the rollers 1, and outer scraping plates 21 which extend to be attached to the outer wall of the roller 1 are arranged on two side edges of the material collecting groove 2; a raw material groove 4 is arranged below the roller 1, a roller seat 13 is arranged in the raw material groove 4, shaft heads at two ends of the roller 1 are rotatably arranged on the roller seat 13, and one end of the roller is connected with a driving mechanism (not shown); the roller 1 is hollow, one end of the roller is open, a shaft head at the open end of the roller 1 is arranged on a cross 12 at the open end face, and an annular groove 11 which enables the wall of the roller 1 to form a sealed sandwich structure is arranged on the roller 1; a rod seat 51 is arranged at the head end of the roller 1, an electric heating rod 5 is arranged on the rod seat 51, the electric heating rod 5 extends into the annular groove 11, and heat-conducting liquid is arranged in the annular groove 11; the rod base 51 is electrically connected with the outside through a conductive slip ring 52 arranged on the roller 1.

Preferably, a fixed shaft 3 is arranged in the roller 1 in a penetrating way; one end of the fixed shaft 3 is fixed on the fixed shaft seat 301, and the other end of the fixed shaft is fixedly connected with the material collecting groove 2 through the material collecting channel 211; the fixed shaft 3 is hollow, the section of the middle section of the fixed shaft 3 in the roller 1 is C-shaped, a C-shaped material channel is formed, as shown in figure 2, and the lower end of the fixed shaft is provided with an inner scraper 32 which is tangent to the surface of the fixed shaft 3 and obliquely extends upwards to be attached to the inner wall of the roller 1; a spiral conveying rod 31 is arranged in the fixed shaft 3; the tail end of the fixed shaft 3 is provided with a discharge port connected with the material collecting channel 211.

Preferably, the rod seat 51 is circular, and the electric heating rods 5 are uniformly arrayed on the end surface of the rod seat 51.

Preferably, a liquid inlet pipe 6 is arranged above the raw material groove 4, and the lower end of the liquid inlet pipe 6 is respectively connected into the raw material groove 4 below the roller 1.

Preferably, the bottom of the raw material tank 4 is provided with a precipitation preventing device 41.

Preferably, the anti-settling device 41 is a helical stirrer.

Preferably, the anti-precipitation device 41 is an aerator.

During the specific use, the pulpiness material in the raw materials groove 4 keeps the take the altitude for in with, roller 1 surface contact simultaneously, also soak roller 1's inner wall lower extreme. When drive arrangement drive roller 1 is rotatory in opposite directions, behind the simultaneous immersion fluid of inside and outside wall, the heat passes its inner and outside wall by the inside of cylinder, pass and attach the material by drying on the outer wall of cylinder, the evaporation of water on the material, the material depends on the inside and outside wall of roller 1, hang it through inside and outside scraper blade simultaneously and fall, the material on the outer wall collects collecting chute 2 through outer scraper blade 21, the material on the inner wall hangs the material of inner wall through interior scraper blade 32 and falls, fall the C type intracavity of fixed axle 3, carry to in the collection material way 211 in the C type chamber of fixed axle 3 through screw conveying pole 31, arrange again in collecting chute 2.

It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The principles and embodiments of the present invention have been described herein using specific examples, which are presented only to assist in understanding the method and its core concepts of the present invention. The foregoing is only a preferred embodiment of the present invention, and it should be noted that there are objectively infinite specific structures due to the limited character expressions, and it will be apparent to those skilled in the art that a plurality of modifications, decorations or changes may be made without departing from the principle of the present invention, and the technical features described above may be combined in a suitable manner; such modifications, variations, or combinations, or other applications of the inventive concepts and solutions as may be employed without such modifications, are intended to be included within the scope of the present invention.

Claims

1. A double-cavity roller drying and collecting device is characterized by comprising rollers (1) which are oppositely arranged, a material collecting groove (2) which is obliquely arranged between the rollers (1), and outer scraping plates (21) which extend to be attached to the outer wall of the rollers (1) are arranged on two side edges of the material collecting groove (2); a raw material groove (4) is formed below the roller (1), a roller seat (13) is arranged in the raw material groove (4), and the roller (1) is rotatably arranged on the roller seat (13); the roller (1) is hollow, one end of the roller is open, a shaft head at the open end of the roller (1) is arranged on a cross (12) at the open end face, and an annular groove (11) which enables the wall of the roller to form a sealed sandwich structure is arranged on the roller (1); a rod seat (51) is arranged at the head end of the roller (1), an electric heating rod (5) is arranged on the rod seat (51), the electric heating rod (5) extends into the annular groove (11), and heat-conducting liquid is arranged in the annular groove (11); the rod seat (51) is electrically connected with the outside through a conductive slip ring (52) arranged on the roller (1); a fixed shaft (3) penetrates through the roller (1); one end of the fixed shaft (3) is fixed on the fixed shaft seat (301), and the other end of the fixed shaft is fixedly connected with the material collecting groove (2) through the material collecting channel (211); the fixing shaft (3) is hollow, the section of the middle section of the fixing shaft (3) in the roller (1) is C-shaped, and the lower end of the middle section is provided with an inner scraper (32) which obliquely and upwardly extends to be attached to the inner wall of the roller (1); a spiral conveying rod (31) is arranged in the fixed shaft (3); the tail end of the fixed shaft (3) is provided with a discharge port connected with the material collecting channel (211); the rod seat (51) is annular, and the electric heating rods (5) are uniformly arrayed on the end face of the rod seat (51).

2. The drying and collecting device of the double-chamber roller as claimed in claim 1, wherein a liquid inlet pipe (6) is arranged above the raw material tank (4), and the lower ends of the liquid inlet pipe (6) are respectively connected into the raw material tank (4) below the roller (1).

3. A twin chamber drum dryer collector as defined in any one of claims 1-2 wherein the bottom of the stock tank (4) is provided with an anti-settling device (41).

4. A double-chamber cylinder drier collector device according to claim 3, wherein said anti-settling device (41) is a helical agitator.

5. A double-chamber cylinder drying collection device according to claim 3, characterised in that the anti-settling device (41) is an aerator.