CN211476604U

CN211476604U - Disc type drier capable of rolling materials

Info

Publication number: CN211476604U
Application number: CN201922455977.3U
Authority: CN
Inventors: 张海; 董鑫
Original assignee: Changzhou Haomai Drying Engineering Co ltd
Current assignee: Changzhou Haomai Drying Engineering Co ltd
Priority date: 2019-12-30
Filing date: 2019-12-30
Publication date: 2020-09-11
Anticipated expiration: 2029-12-30

Abstract

The utility model discloses a disk dryer that material can roll, include: the drying device comprises a shell, a rotating shaft which is rotatably arranged in the shell in a penetrating mode in the vertical direction and driven to rotate by a driving device, a rake arm connected with the rotating shaft, spiral rake blades arranged around the rake arm and a drying disk set which is sleeved on the rotating shaft and is static relative to the shell; the drying disc group comprises small hollow drying discs and large hollow drying discs which are alternately arranged from top to bottom and are sleeved on the rotating shaft at intervals, and heating media are communicated with the interiors of the small hollow drying discs and the interiors of the large hollow drying discs; the rake arm is in transmission connection with the rotating shaft through a bevel gear set. The harrow wall is connected with the rotating shaft in a transmission mode through the bevel gear set, when the rotating shaft rotates, the harrow wall synchronously rotates around the rotating shaft, and meanwhile the harrow arm also rotates around the axis of the harrow arm, so that materials are pulled down from the drying disc assembly layer by layer from top to bottom, meanwhile, the materials are continuously turned up, and the material drying efficiency is improved.

Description

Disc type drier capable of rolling materials

Technical Field

The utility model belongs to the technical field of material drying equipment, especially, relate to a disc dryer, specifically provide a disc dryer that material can roll.

Background

The disc type dryer is characterized in that the disc type dryer is continuously added on a first layer of drying disc on the upper part of the dryer, and a rake arm with rake blades rotates to enable the rake blades to continuously push materials. The material flows along an exponential spiral line over the surface of the drying disc, the material on the small drying disc is transferred to the outer edge and falls to the outer edge of the large drying disc below at the outer edge, and the material on the large drying disc moves inwards and falls into the next small drying disc from the middle blanking port. The large and small drying disks are arranged alternately up and down, so that the material can continuously flow through the whole dryer. Heating media are introduced into the hollow drying disc, the heating media are saturated steam, hot water, heat transfer oil and high-temperature molten salt, the heating media enter from one end of the drying disc and are led out from the other end, dried materials fall to the bottom layer of the shell from the last layer of drying disc, and are finally transferred to a discharge port by rake blades to be discharged, for example, a vacuum disc type dryer (application number is 201420254725.9) in Chinese patent document. The harrow wall among the prior art can only be driven by disk dryer pivot and carry out rotary motion around the pivot, and then drives the harrow leaf and promote the material and remove on the drying dish surface, and the material can not obtain rolling for the material can not fully contact with the drying dish surface, and whole drying efficiency is lower.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides a disc type drying machine which can roll materials and make the materials fully contact with the surface of a drying disc.

In order to realize the purpose, the utility model discloses a technical scheme is: a tumble tray dryer comprising: the drying device comprises a shell, a rotating shaft which is rotatably arranged in the shell in a penetrating mode in the vertical direction and driven to rotate by a driving device, a rake arm connected with the rotating shaft, spiral rake blades arranged around the rake arm and a drying disk set which is sleeved on the rotating shaft and is static relative to the shell; the drying disc set comprises small hollow drying discs and large hollow drying discs which are alternately arranged from top to bottom and sleeved on the rotating shaft at intervals, and heating media are communicated with the interiors of the small hollow drying discs and the interiors of the large hollow drying discs; the harrow arm is in transmission connection with the rotating shaft through the bevel gear set, when the rotating shaft rotates, the harrow arm rotates around the rotating shaft synchronously, and simultaneously, the harrow arm also rotates around the axis of the harrow arm, so that materials are pulled down from the drying disc assembly layer by layer from top to bottom.

Furthermore, a through hole which penetrates through the upper end surface and the lower end surface of the rotating shaft is coaxially formed in the rotating shaft along the axis, a mounting hole which penetrates through the through hole is formed in the side wall of the rotating shaft, the mounting hole corresponds to the rake arm, one end of the rake arm is rotatably inserted into the mounting hole through a bearing, and a small bevel gear is arranged at one end of the rake arm, which is positioned in the mounting hole; the installation shaft is further inserted into the through hole, the upper end of the installation shaft is fixedly installed on the top wall of the shell, a large bevel gear is arranged on the installation shaft, the outer wall of the large bevel gear is in clearance fit with the inner wall of the through hole, the large bevel gear is meshed with the small bevel gear, and the bevel gear set is formed jointly. Through the optimization, the bevel gear set and the bearing are arranged inside the rotating shaft, so that the pollution of the lubricant for the bevel gear or the bearing to the pre-dried material can be effectively avoided.

For convenience in installation, the outer diameter of the small bevel gear is smaller than the inner diameter of the installation hole, and the small bevel gear and the large bevel gear are both straight bevel gears.

Compared with the prior art, the utility model discloses the technological effect who gains does: the rake arm is connected with the rotating shaft in a transmission mode through the bevel gear set, the rake arm rotates around the axis of the rake arm when rotating around the rotating shaft, and then the rake arm is combined with the spiral rake blades arranged on the rake arm, so that the materials are turned up in the process of pushing the materials to the lower-layer drying disc, the contact degree of the materials and the heating disc is increased, and the drying efficiency is improved.

Drawings

Fig. 1 is a schematic structural diagram of a tray dryer in which materials can be tumbled in an embodiment of the present invention.

Fig. 2 is an enlarged schematic view of a point a in fig. 1.

Fig. 3 is an assembly schematic view (in a top view direction) of a gear set, a rake arm, a rotating shaft and an installation shaft of the disc dryer in which materials can roll.

The reference numbers in the figures are: 1. the drying machine comprises a shell, a rotating shaft 2, a rake arm 3, rake blades 4, a small hollow drying disc 5, a large hollow drying disc 6, a mounting hole 7, a small bevel gear 8, a large bevel gear 9 and a mounting shaft 10.

Detailed Description

The utility model discloses not confine the following embodiment to, general technical personnel in this field can adopt other multiple embodiment to implement according to the utility model discloses a, perhaps all adopt the utility model discloses a design structure and thinking do simple change or change, all fall into the utility model discloses a protection scope. It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The utility model discloses a concrete embodiment is shown in fig. 1 to 3, a disk dryer that material can roll, include: the drying device comprises a shell 1, a rotating shaft 2 which is rotatably arranged in the shell 1 in a penetrating mode in the vertical direction and driven to rotate by a driving device, a rake arm 3 connected with the rotating shaft 2, spiral rake blades 4 arranged around the rake arm 3 and a drying disc set which is sleeved on the rotating shaft 2 and is static relative to the shell 1, wherein the rake blades 4 are of a continuous structure extending along the length direction of the rake arm. The drying disc set comprises small hollow drying discs 5 and large hollow drying discs 6 which are alternately arranged from top to bottom and are sleeved on the rotating shaft 2 at intervals, and heating media are communicated with the inside of the small hollow drying discs 5 and the inside of the large hollow drying discs 6. Rake arm 3 is connected with 2 transmissions of pivot through bevel gear group, and when pivot 2 rotated, Rake arm 3 rotated around 2 synchronous rotations of pivot, and Rake arm 3 also revolves around the axis rotation of self simultaneously, and then dials down the material from top to bottom from drying disc subassembly layer by layer.

Specifically, the through-hole that link up its upper and lower terminal surface is seted up along the axis is coaxial in the inside of pivot 2, the lateral wall of pivot 2 is equipped with the mounting hole 7 with the through-hole intercommunication, mounting hole 7 corresponds with harrow arm 3, and the rotatable cartridge of bearing is passed through in mounting hole 7 in the one end of harrow arm 3, and the one end that harrow arm 3 is located mounting hole 7 is equipped with bevel pinion 8, and bevel pinion 8 can be integrated into one piece at 3 tip of harrow arm, also can be the tip at harrow arm 3 through the key-type connection. Still cartridge has installation axle 10 in the through-hole, and the upper end fixed mounting of installation axle 10 is equipped with big bevel gear 9 on the roof of installation axle 10 at the roof of casing 1, the outer wall of big bevel gear 9 and the inner wall clearance fit of through-hole, and big bevel gear 9 meshes with little bevel gear 8, and constitutes jointly bevel gear set. The outer diameter of the small bevel gear 8 is smaller than the inner diameter of the mounting hole 7, and the small bevel gear 8 and the large bevel gear 9 are both straight bevel gears.

The both ends of installation axle 10 are equipped with the bearing respectively, and installation axle 10 passes through the bearing cartridge in the through-hole, the bottom of pivot 2 stretches out and with drive arrangement transmission is connected via the bottom of casing 1.

The during operation, because be equipped with the bearing between pivot 2 and the installation axle 10, consequently start drive arrangement (the utility model discloses choose the speed reducer for use), can drive pivot 2 and enclose to install the axle rotation earlier around the axis, the rake arm of cartridge in mounting hole 7 then rotates along with pivot 2 is synchronous, because the one end that pivot 2 is located the mounting hole is equipped with bevel pinion, bevel pinion and the big bevel gear meshing of setting at installation epaxial, when bevel pinion rotates along with pivot 2, because the meshing effect of gear, bevel pinion can produce the rotation, and then drives the rake arm around self axis rotation. The spiral harrow blades arranged on the harrow arms can pull down the materials from top to bottom. The harrow blades on the small hollow drying disk push the materials from inside to outside to the large hollow drying disk below in a rolling mode, and the harrow blades on the large hollow drying disk push the materials from outside to inside to the small hollow drying disk below in a rolling mode, and the materials are alternately pushed to the material outlet.

The above description is only the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can substitute or change the technical solution and the concept of the present invention within the technical scope disclosed in the present invention.

Claims

1. A material can be tray dryer that rolls, its characterized in that: the method comprises the following steps: the device comprises a shell (1), a rotating shaft (2) which is rotatably arranged in the shell (1) in a penetrating mode along the vertical direction and driven by a driving device to rotate, a rake arm (3) connected with the rotating shaft (2), spiral rake blades (4) arranged around the rake arm (3) and a drying disk set which is sleeved on the rotating shaft (2) and is static relative to the shell (1); the drying disc set comprises small hollow drying discs (5) and large hollow drying discs (6) which are alternately arranged from top to bottom and sleeved on the rotating shaft (2) at intervals, and heating media are communicated with the interiors of the small hollow drying discs (5) and the interiors of the large hollow drying discs (6); the scraper arm (3) is in transmission connection with the rotating shaft (2) through the bevel gear set, when the rotating shaft (2) rotates, the scraper arm (3) rotates around the rotating shaft (2) synchronously, and meanwhile, the scraper arm (3) also rotates around the axis of the scraper arm, so that materials are pulled down from the drying disc assembly layer by layer from top to bottom.

2. A tumble disc dryer as set forth in claim 1 wherein: a through hole penetrating through the upper end face and the lower end face of the rotating shaft (2) is coaxially formed in the rotating shaft (2) along the axis, a mounting hole (7) communicated with the through hole is formed in the side wall of the rotating shaft (2), the mounting hole (7) corresponds to the rake arm (3), one end of the rake arm (3) is rotatably inserted into the mounting hole (7) through a bearing, and a small bevel gear (8) is arranged at one end, located in the mounting hole (7), of the rake arm (3); still cartridge has installation axle (10) in the through-hole, the upper end fixed mounting of installation axle (10) is equipped with big bevel gear (9) on installation axle (10) at the roof of casing (1), the outer wall of big bevel gear (9) and the inner wall clearance fit of through-hole, big bevel gear (9) and little bevel gear (8) meshing, and constitute jointly bevel gear set.

3. A tumble disc dryer as set forth in claim 2 wherein: the outer diameter of the small bevel gear (8) is smaller than the inner diameter of the mounting hole (7), and the small bevel gear (8) and the large bevel gear (9) are both straight bevel gears.

4. A tumble disc dryer as set forth in claim 2 wherein: the two ends of the mounting shaft (10) are respectively provided with a bearing, the mounting shaft (10) is inserted into the through hole through the bearings, and the bottom end of the rotating shaft (2) extends out of the bottom of the shell (1) and is in transmission connection with the driving device.

5. A tumble disc dryer as set forth in claim 1 wherein: the rake blades (4) are continuous structures extending along the length direction of the rake arm.