CN218764357U

CN218764357U - Double-helix vacuum dryer

Info

Publication number: CN218764357U
Application number: CN202222450215.6U
Authority: CN
Inventors: 顾雨辰
Original assignee: Changzhou Bubu Drying Equipment Co ltd
Current assignee: Changzhou Bubu Drying Equipment Co ltd
Priority date: 2022-09-15
Filing date: 2022-09-15
Publication date: 2023-03-28
Anticipated expiration: 2032-09-15

Abstract

The utility model provides a double-helix vacuum dryer, which comprises an outer box, wherein an inner box is arranged inside the outer box, the upper end of the inner box is connected with a second motor, a rotating pipe and a feeding funnel, the outer wall of the rotating pipe extending into the inner box is connected with a shaft coupling, the outer wall of the shaft coupling is symmetrically connected with a connecting plate, the lower end of the connecting plate is connected with a rotating shaft, the outer wall of the rotating shaft is symmetrically connected with a stirring shaft, the outer wall of the rotating pipe is connected with rotating blades, and the outer wall of the rotating pipe is provided with a plurality of air guide holes; the utility model discloses at the even stirring in-process, add steam simultaneously for the material is heated evenly, and then reduces the churning time, improves drying efficiency.

Description

Double-helix vacuum dryer

Technical Field

The utility model relates to a technical field of desiccator specifically is a double helix vacuum drying machine.

Background

The drying machine is divided into an atmospheric drying machine and a vacuum drying machine, the partial pressure of moisture steam in a space can be reduced by operating under vacuum to accelerate the drying process, the boiling point of the moisture and the drying temperature of materials can be reduced, and the steam is not easy to leak, so the vacuum drying machine is suitable for drying heat-sensitive, easily-oxidized, easily-exploded and toxic materials and occasions where the moisture steam needs to be recovered. The dryer vaporizes the moisture in the material by heating to obtain a solid material of a specified moisture content.

At present, the existing drying machine mostly has the defect of poor stirring and heating uniformity, so that the existing drying machine needs to be stirred for a long time, the drying efficiency of materials is greatly reduced, and great inconvenience is brought to use.

SUMMERY OF THE UTILITY MODEL

In order to improve the problem, the utility model provides a double helix vacuum drying machine.

The utility model provides a double helix vacuum drying machine adopts following technical scheme:

the automatic feeding device comprises an outer box, an inner box is arranged in the outer box, the upper end of the inner box is connected with a second motor, a rotating pipe and a feeding funnel, the outer wall of the rotating pipe, which extends into the inner box, is connected with a coupler, the outer wall of the coupler is symmetrically connected with a connecting plate, the lower end of the connecting plate is connected with a rotating shaft, the outer wall of the rotating shaft is symmetrically connected with a plurality of stirring shafts, the outer wall of the rotating pipe is connected with rotating blades, the outer wall of the rotating pipe is provided with a plurality of air guide holes, the rotating blades and the air guide holes are positioned at the lower end of the coupler, the outer wall of the rotating pipe, which is positioned outside the inner box, is connected with a driven gear, the upper end of the second motor is connected with a driving gear, the outer wall of the driving gear is connected with a toothed chain, the driving gear is connected with the driven gear through the toothed chain, the left side of the inner box is connected with an exhaust valve, the exhaust valve penetrates through the outer box and extends into the outer box; the inner wall of the outer box is connected with a heating plate, the heating plate is located on the outer side of the inner box, the right side of the outer box is connected with a vacuum machine, the upper end of the vacuum machine is connected with an exhaust pipe, the exhaust pipe penetrates through the outer box and extends into the inner box, the left side of the outer box is connected with a fan suction unit, the upper end of the fan suction unit is connected with an air suction pipe, the air suction pipe penetrates through the outer wall of the outer box and extends into the inner box, the left side of the fan suction unit is connected with an air guide pipe, and the other end of the air guide pipe is connected with a rotating pipe.

Further, the inner wall of the outer box is connected with a partition plate, the upper end of the partition plate is connected with a rotary table, and the upper end of the rotary table is connected with the inner box.

Further, outer container lower extreme inner wall is connected with first motor, first motor upper end runs through the baffle and is connected with the carousel.

Furthermore, the lower end of the outer box is symmetrically connected with a plurality of universal wheels.

Furthermore, the inner wall of the lower end of the inner box is provided with an inclined platform.

Furthermore, the inner wall of the air guide hole is connected with a filter screen.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses a start first motor and second motor, first motor drives the carousel, the carousel drives the inner box and rotates, first motor drives the driving gear, the driving gear drives the toothed chain, the toothed chain drives driven gear, make the rotating tube rotate, the rotating tube rotates, drive rotating vane and pivot rotation, thereby the (mixing) shaft carries out the misce bene with rotating vane to the material, steam passes through the air guide hole simultaneously and derives, make the material be heated evenly, it is long when being convenient for reduce the stirring, thereby improve drying efficiency.

The present invention will be explained in detail with reference to the drawings and specific embodiments.

Drawings

The invention and its features, aspects and advantages will become more apparent from a reading of the following detailed description of non-limiting embodiments with reference to the attached drawings. Like reference symbols in the various drawings indicate like elements. The drawings are not intended to be drawn to scale, emphasis instead being placed upon illustrating the principles of the invention.

FIG. 1 is a schematic sectional view of the present invention;

FIG. 2 is a schematic cross-sectional view of the inner box of the present invention;

fig. 3 is an enlarged schematic structural diagram of the area a in fig. 1 according to the present invention.

In the figure: 1. an outer box; 2. an inner box; 3. a fan group; 4. a vacuum machine; 11. a first motor; 12. a universal wheel; 13. a partition plate; 14. heating plates; 21. a feed hopper; 22. an exhaust valve; 23. a discharge valve; 24. a second motor; 25. rotating the tube; 26. a sloping table; 31. an air suction pipe; 32. an air guide pipe; 41. an air exhaust pipe; 241. a driving gear; 242. a toothed chain; 251. a coupling; 252. a connecting plate; 253. a rotating shaft; 254. a stirring shaft; 255. a rotating blade; 256. a gas-guide hole; 257. filtering with a screen; 258. a driven gear.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully with reference to the accompanying drawings, in which several embodiments of the present invention are shown, but the present invention can be implemented in different forms, and is not limited to the embodiments described in the text, but rather, these embodiments are provided to make the disclosure of the present invention more thorough and comprehensive.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may be present, and 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, as the terms "vertical", "horizontal", "left", "right" and the like are used herein for descriptive purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs, and the terms used herein in the specification of the present invention are for the purpose of describing particular embodiments only and are not intended to limit the present invention, and the term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

Example 1:

the embodiment of the utility model provides a disclose a double helix vacuum drying machine, please refer to fig. 1-3 with emphasis, including outer container 1, outer container 2 is equipped with in the inside of outer container 1, inner container 2 upper end is connected with second motor 24, rotating tube 25 and feed hopper 21, the outer wall that rotating tube 25 stretched into inner container 2 is connected with shaft coupling 251, shaft coupling 251 outer wall symmetric connection has connecting plate 252, the lower extreme of connecting plate 252 is connected with pivot 253, pivot 253 outer wall symmetric connection has a plurality of (mixing) shafts 254, rotating tube 25 outer wall is connected with rotating vane 255, rotating tube 25 outer wall is equipped with a plurality of air guide holes 256, rotating vane 255 and air guide hole 256 are located the lower extreme of shaft coupling 251, the outer wall that rotating tube 25 is located inner container 2 outside is connected with driven gear 258, the upper end of second motor 24 is connected with driving gear 241, the driving gear 241 outer wall is connected with toothed chain 242, driving gear 241 is connected with driven gear 258 through toothed chain 242, inner container 2 left side is connected with 22, discharge valve 22 runs through outer container 1 stretches into to the outside, inner container 2 right side is connected with bleeder valve 23, outer container 1 runs through to the outside; the inner wall of the outer box 1 is connected with a heating plate 14, the heating plate 14 is positioned on the outer side of the inner box 2, the right side of the outer box 1 is connected with a vacuum machine 4, the upper end of the vacuum machine 4 is connected with an exhaust pipe 41, the exhaust pipe 41 penetrates through the outer box 1 and extends into the inner box 2, the left side of the outer box 1 is connected with a fan suction unit 3, the upper end of the fan suction unit 3 is connected with an air suction pipe 31, the air suction pipe 31 penetrates through the outer wall of the outer box 1 and extends into the inner box, the left side of the fan suction unit 3 is connected with an air guide pipe 32, and the other end of the air guide pipe 32 is connected with a rotating pipe 25; the utility model discloses at the even stirring in-process, add steam simultaneously for the material is heated evenly, and then reduces the churning time, improves drying efficiency.

Please refer to fig. 1-3 again, a partition plate 13 is connected to an inner wall of the outer box 1, a rotary table is connected to an upper end of the partition plate 13, an upper end of the rotary table is connected to the inner box 2, a first motor 11 is connected to an inner wall of a lower end of the outer box 1, an upper end of the first motor 11 penetrates through the partition plate 13 to be connected to the rotary table, a plurality of universal wheels 12 are symmetrically connected to a lower end of the outer box 1, an inclined table 26 is arranged on an inner wall of a lower end of the inner box 2, and a filter screen 257 is connected to an inner wall of the air guide hole 256; drive the carousel through first motor 11 and rotate, the carousel drives inner box 2 and rotates to make inner box 2 drive inside material and rotate, the stirring structure that the cooperation set up is convenient for stir the misce bene to the material, thereby it is even to improve the material and be heated, improves drying efficiency.

The utility model discloses a double helix vacuum drying machine's implementation principle does:

when the drying device is used, firstly, the vacuum machine 4 is started, so that the inner box 2 is in a vacuum state, materials are added into the inner box 2 from the feeding hopper 21, the heating plate 14 is started, the heating plate 14 generates hot air in the outer box 1, the air suction unit 3 is started, air is sucked through the air suction pipe 31 and guided into the air guide pipe 32, the air guide pipe 32 guides the hot air into the rotating pipe 25, the first motor 11 and the second motor 24 are started simultaneously, the first motor 11 drives the turntable, the turntable drives the inner box 2 to rotate, the first motor 11 drives the driving gear 241, the driving gear 241 drives the toothed chain 242, the toothed chain 242 drives the driven gear 258, so that the rotating pipe 25 rotates, the rotating pipe 25 rotates to drive the rotating blades 255 and the rotating shaft 253 to rotate, the stirring shaft 254 and the rotating blades 255 uniformly mix the materials, meanwhile, the hot air is guided out through the air guide holes 256, so that the materials are uniformly heated, the stirring duration is conveniently reduced, the drying efficiency is improved, after drying is completed, the exhaust valve 22 is opened, the internal air is exhausted, and then the discharge valve 23 is conveniently guided out the materials.

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-mentioned manner, if the method and the technical solution of the present invention are adopted, the present invention can be directly applied to other occasions without substantial improvement, and the present invention is within the protection scope of the present invention.

Claims

1. A double-helix vacuum drier is characterized in that: the automatic feeding device comprises an outer box (1), an inner box (2) is arranged inside the outer box (1), the upper end of the inner box (2) is connected with a second motor (24), a rotating pipe (25) and a feeding funnel (21), the outer wall of the rotating pipe (25) extending into the inner box (2) is connected with a shaft coupler (251), the outer wall of the shaft coupler (251) is symmetrically connected with a connecting plate (252), the lower end of the connecting plate (252) is connected with a rotating shaft (253), the outer wall of the rotating shaft (253) is symmetrically connected with a plurality of stirring shafts (254), the outer wall of the rotating pipe (25) is connected with rotating blades (255), the outer wall of the rotating pipe (25) is provided with a plurality of air guide holes (256), the rotating blades (255) and the air guide holes (256) are located at the lower end of the shaft coupler (251), the outer wall of the rotating pipe (25) located outside the inner box (2) is connected with a driven gear (258), the upper end of the second motor (24) is connected with a driving gear (241), the outer wall of the driving gear (241) is connected with a toothed chain (242), the driving gear (241) is connected with a driven gear (258) through the toothed chain (242), the driving gear (241) is connected with a left side driven gear (258), and an exhaust valve (22) extends into the outer box (22) and extends into the outer box (22), the discharge valve (23) penetrates through the outer box (1) and extends into the outside; outer container (1) inner wall connection has hot plate (14), hot plate (14) are located the inner box (2) outside, outer container (1) right side is connected with vacuum machine (4), vacuum machine (4) upper end is connected with exhaust tube (41), exhaust tube (41) run through outer container (1) and stretch into to inner box (2) inside, outer container (1) left side is connected with fan group (3), fan group (3) upper end is connected with aspiration channel (31), aspiration channel (31) run through outer container (1) outer wall and stretch into to inside, fan group (3) left side is connected with guide duct (32), the guide duct (32) other end is connected with rotating tube (25).

2. A twin screw vacuum dryer as defined in claim 1 wherein: the inner wall of the outer box (1) is connected with a partition plate (13), the upper end of the partition plate (13) is connected with a rotary table, and the upper end of the rotary table is connected with the inner box (2).

3. The twin screw vacuum dryer according to claim 2, wherein: outer container (1) lower extreme inner wall is connected with first motor (11), baffle (13) are run through to first motor (11) upper end and are connected with the carousel.

4. A twin screw vacuum dryer as defined in claim 1 wherein: the lower end of the outer box (1) is symmetrically connected with a plurality of universal wheels (12).

5. A twin screw vacuum dryer as defined in claim 1 wherein: the inner wall of the lower end of the inner box (2) is provided with an inclined platform (26).

6. A twin screw vacuum dryer as defined in claim 1 wherein: the inner wall of the air guide hole (256) is connected with a filter screen (257).