CN214746968U

CN214746968U - Hollow blade dryer

Info

Publication number: CN214746968U
Application number: CN202120212652.7U
Authority: CN
Inventors: 卜亚伟
Original assignee: Changzhou Yiqiu Zhongya Drying Equipment Co ltd
Current assignee: Changzhou Yiqiu Zhongya Drying Equipment Co ltd
Priority date: 2021-01-26
Filing date: 2021-01-26
Publication date: 2021-11-16
Anticipated expiration: 2031-01-26

Abstract

The utility model discloses a hollow blade dryer, which comprises a base; the device also comprises drying equipment and extrusion equipment, wherein a discharge hole of the extrusion equipment is connected with a feed inlet of the drying equipment; the drying equipment further comprises a main machine, a transmission motor and a discharge hole, wherein the transmission motor is arranged on one shaft side of the main machine, and the discharge hole is arranged at the lower end of the main machine; the fan blade is characterized by further comprising a hollow blade shaft and a shell jacket, wherein the hollow blade shaft penetrates through the main machine, and the shell jacket is arranged on the inner layer of the main machine; the utility model discloses heat utilization rate is high, and the operation is stable, and is dry even.

Description

Hollow blade dryer

Technical Field

The utility model relates to a drying equipment technical field specifically is a hollow blade desiccator.

Background

The hollow blade dryer is a horizontal stirring dryer mainly using heat conduction. Because the stirring blade with the hollow inner part is similar to a paddle, the stirring blade is firmly called as a hollow blade dryer. The paddle dryer has been developed for many years abroad, and the paddle dryer has developed series products with two-axis and four-axis structures and multiple specifications. The paddle dryer was first developed successfully in germany, and then this technology was introduced and improved in japan, and a series of products of two-axis and four-axis structures and over ten specifications were developed. In the existing drying machine, in order to enhance the drying effect, a large amount of heat is often needed for heating, and meanwhile, the cold air carrying away moisture can cause the reduction of heating efficiency and waste of resources.

SUMMERY OF THE UTILITY MODEL

In order to solve the above problem, the utility model provides a following technical scheme: a hollow blade dryer includes a base; the device also comprises drying equipment and extrusion equipment, wherein a discharge hole of the extrusion equipment is connected with a feed inlet of the drying equipment; the drying equipment further comprises a main machine, a transmission motor and a discharge hole, wherein the transmission motor is arranged on one shaft side of the main machine, and the discharge hole is arranged at the lower end of the main machine; the fan blade is characterized by further comprising a hollow blade shaft and a shell jacket, wherein the hollow blade shaft penetrates through the main machine, and the shell jacket is arranged on the inner layer of the main machine.

Preferably, the hollow blade shaft is externally wrapped with a plurality of groups of blades, each group of blades is a triangular arc cover plate, one side of the triangular arc cover plate is a rectangular rear cover plate, and the top end of the rectangular rear cover plate is provided with auxiliary stirring blades.

Preferably, the side surface of the triangular arc cover plate is a fan-shaped inclined surface.

Preferably, the lower end of the main machine further comprises a heat source inlet and a heat source outlet, and the heat source inlet and the heat source outlet are communicated with the shell jacket.

Preferably, a steam inlet and a condensed water outlet are arranged on the other axis of the main engine, and the steam inlet and the condensed water outlet are communicated with the hollow blade shaft.

Preferably, the upper end of the extrusion equipment is provided with a feeding hole, and the interior of the extrusion equipment is provided with a spiral extrusion shaft.

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

the heat required by the device is indirectly heated by heat conduction, so that only a small amount of gas is needed to take away moisture in the drying process, the loss of the part of heat taken away by the gas is greatly reduced, and the utilization rate of the heat is improved; meanwhile, the drying device is suitable for drying granular and powder materials, and can smoothly dry pasty materials.

Drawings

FIG. 1 is an overall structure diagram of the present invention;

FIG. 2 is a structural diagram of the extruding mechanism of the present invention;

FIG. 3 is a structural view of the blade of the present invention;

FIG. 4 is a cross-sectional view of the hollow blade shaft of the present invention;

in the figure: the device comprises a base 1, a drying device 2, an extrusion device 3, a discharge hole 4, a feed port 5, a main machine 6, a transmission motor 7, a discharge hole 8, a hollow paddle shaft 9, a shell jacket 10, a paddle blade 11, a triangular arc cover plate 12, a rectangular rear cover plate 13, an auxiliary stirring blade 14, a fan-shaped inclined plane 15, a heat source inlet 16, a heat source outlet 17, a steam inlet 18, a condensed water outlet 19, a feed hole 20 and a spiral extrusion shaft 21.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, a hollow blade dryer includes a base 1; the device also comprises a drying device 2 and an extrusion device 3, wherein a discharge hole 4 of the extrusion device 3 is connected with a feed inlet 5 of the drying device 2; the drying equipment 2 further comprises a main machine 6, a transmission motor 7 and a discharge hole 8, wherein the transmission motor 7 is arranged on one shaft side of the main machine 6, and the discharge hole 8 is arranged at the lower end of the main machine 6; in order to drive the materials forwards and fully stir and contact the materials, the stirring device further comprises hollow blade shafts 9 and a shell jacket 10, wherein the two hollow blade shafts 9 penetrate through the main machine 6, and the shell jacket 10 is arranged on the inner layer of the main machine 6.

In order to fully stir the materials, increase the contact area of the materials and the conduction heat transfer equipment and improve the heating efficiency, a plurality of groups of blades 11 are wrapped outside the hollow blade shaft 9, each group of blades 11 is a triangular arc cover plate 12, one side of the triangular arc cover plate 12 is a rectangular rear cover plate 13, and the top end of the rectangular rear cover plate 13 is provided with an auxiliary stirring blade 14. The side surface of the triangular arc cover plate 12 is a fan-shaped inclined surface 15.

In order to make the whole casing jacket 10 have the heat conduction function, the lower end of the main machine 6 further comprises a heat source inlet 16 and a heat source outlet 17, and the heat source inlet 16 and the heat source outlet 17 are communicated with the casing jacket 10.

In order to improve the drying efficiency, moisture in the main machine 6 is taken away, a steam inlet 18 and a condensed water outlet 19 are arranged on the other axis of the main machine 6, and the steam inlet 18 and the condensed water outlet 19 are communicated with the hollow blade shaft 9.

In order to pre-stir the material to be dried, the upper end of the extrusion device 3 is provided with a feeding hole 20, and the inside is provided with a spiral extrusion shaft 21.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A hollow blade dryer comprising a base (1); the method is characterized in that: the device is characterized by also comprising drying equipment (2) and extrusion equipment (3), wherein a discharge hole (4) of the extrusion equipment (3) is connected with a feeding hole (5) of the drying equipment (2); the drying equipment (2) further comprises a host (6), a transmission motor (7) and a discharge hole (8), wherein the transmission motor (7) is arranged on one shaft side of the host (6), and the discharge hole (8) is arranged at the lower end of the host (6); the fan blade is characterized by further comprising a hollow blade shaft (9) and a shell jacket (10), wherein the hollow blade shaft (9) penetrates through the main machine (6), and the shell jacket (10) is arranged on the inner layer of the main machine (6).

2. The hollow blade dryer as claimed in claim 1, wherein: the outer portion of the hollow blade shaft (9) is wrapped with a plurality of groups of blades (11), each group of blades (11) is a triangular arc cover plate (12), one side of the triangular arc cover plate (12) is a rectangular rear cover plate (13), and the top end of the rectangular rear cover plate (13) is provided with auxiliary stirring blades (14).

3. The hollow blade dryer according to claim 2, wherein: the side surface of the triangular arc cover plate (12) is a fan-shaped inclined surface (15).

4. The hollow blade dryer as claimed in claim 1, wherein: the lower end of the main machine (6) further comprises a heat source inlet (16) and a heat source outlet (17), and the heat source inlet (16) and the heat source outlet (17) are communicated with the shell jacket (10).

5. The hollow blade dryer as claimed in claim 1, wherein: the other axial side of the main machine (6) is provided with a steam inlet (18) and a condensed water outlet (19), and the steam inlet (18) and the condensed water outlet (19) are communicated with the hollow blade shaft (9).

6. The hollow blade dryer as claimed in claim 1, wherein: the upper end of the extrusion equipment (3) is provided with a feeding hole (20), and the interior of the extrusion equipment is provided with a spiral extrusion shaft (21).