CN218238298U

CN218238298U - Panel turnover type disc dryer

Info

Publication number: CN218238298U
Application number: CN202121831212.6U
Authority: CN
Inventors: 王万里; 张平
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-08-06
Filing date: 2021-08-06
Publication date: 2023-01-06
Anticipated expiration: 2031-08-06

Abstract

The utility model discloses a panel turnover type disc dryer, wherein the top of a furnace body is provided with a discharge valve, a plurality of circumference tracks are arranged on the inner side wall of the furnace body at intervals from top to bottom, a telescopic movable track is arranged on the local arc section of each circumference track, a hollow rotating shaft is rotatably connected to the middle shaft position of the furnace body, and a plurality of rotating disc assemblies are arranged on the hollow rotating shaft; the rotary disc assembly comprises a plurality of supporting rotating shafts, one end of each supporting rotating shaft is rotatably connected to the outer side wall of the hollow rotating shaft, the other end of each supporting rotating shaft is connected to the circumferential track in a rolling mode through a supporting shaft roller, a fan-shaped turning plate is fixed to each supporting shaft, and a mesh roller is rotated at the vertex angle of the free end of each fan-shaped turning plate; when the fan-shaped turning plate on one of the supporting rotating shafts rotates to the position of the movable track, and the mesh roller is separated from the contact of the circumferential track, the fan-shaped turning plate can turn downwards around the supporting rotating shaft; the heat exchanger and the axial flow fan are both arranged at the bottom of the drying cavity, and a discharge hole is formed below the side wall of the furnace body.

Description

Panel turnover type disc dryer

Technical Field

The utility model relates to a drying equipment technical field, concretely relates to board-like disc drying-machine turns over.

Background

The equipment adopted in the drying field at present comprises a box type drying room, a tunnel type drying room, a belt type dryer, a horizontal cylindrical dryer and a tower type grain dryer. The traditional tower type dryer is only suitable for baking materials which are not afraid of extrusion and are regular, such as grains, plant seeds and the like.

SUMMERY OF THE UTILITY MODEL

Therefore, the utility model provides a panel turnover type disc dryer to solve the above-mentioned problem among the prior art.

In order to achieve the above object, the present invention provides the following technical solutions:

according to the first aspect of the utility model, a plate-turning type disc dryer comprises a furnace body, a rotary disc component, a discharge valve, a heat exchanger, an axial flow fan, a circumferential track, a movable track and a hollow rotary shaft; the furnace body is provided with a hollow drying cavity, the top of the furnace body is provided with the discharge valve communicated with the drying cavity, the inner side wall of the furnace body is provided with a plurality of circumferential tracks at intervals from top to bottom, a local arc section of each circumferential track is provided with a telescopic movable track, the hollow rotating shaft is vertically arranged and is rotatably connected to the middle shaft of the furnace body, and the hollow rotating shaft is provided with a plurality of rotating disc assemblies matched with the circumferential tracks; the rotary disc assembly comprises a plurality of supporting rotating shafts, one end of each supporting rotating shaft is rotatably connected to the outer side wall of the hollow rotating shaft, the other end of each supporting rotating shaft is connected to the circumferential track in a rolling mode through a supporting shaft roller, a fan-shaped turning plate is fixed in the length direction of each supporting rotating shaft (10), a mesh roller is rotatably connected to the vertex angle of the free end of each fan-shaped turning plate, and the mesh roller is located on the inner side of the supporting shaft roller; when the fan-shaped turning plate on one of the supporting rotating shafts rotates to the position of the movable track, and the mesh roller is separated from the contact of the circumferential track, the fan-shaped turning plate can turn downwards around the supporting rotating shaft; the heat exchanger with axial fan all sets up the bottom in stoving chamber, the discharge gate has been seted up to the lateral wall below of furnace body.

Furthermore, the fan-shaped turning plate is a mesh sheet with a plurality of sieve pores.

Furthermore, the movable rails on the plurality of circumferential rails are spirally distributed on the inner side wall of the furnace body from top to bottom.

Further, the heat exchanger is arranged at an air outlet of the axial flow fan.

Furthermore, the furnace body further comprises a heat insulation layer, and the heat insulation layer is sleeved on the outer side wall of the furnace body.

Furthermore, the furnace body further comprises a water condenser, wherein the water condenser is arranged at the top of the furnace body and is positioned beside the discharge valve.

The water condenser is characterized by further comprising a shutter, the top of the water condenser is connected with a conical pipe through a pipeline, the shutter is arranged at the opening end of the conical pipe, and the shutter extends along the vertical surface.

Further, a plurality of the circumferential tracks are distributed at equal intervals from top to bottom.

Further, the sector-shaped turning plates of each layer of the rotating disc assembly are equal in area.

Further, the movable rail closing device further comprises a controller, wherein the controller is electrically connected with the movable rail and is used for controlling the movable rail to close.

The utility model has the advantages of as follows: compared with the traditional tower type dryer, the turnover plate type disc dryer of the utility model has simple and practical structure and wide application range; the drying machine can be operated by a single machine of a farmer household, and can also be connected in series by multiple machines in a large-scale processing plant to share one conveyor to form a high-efficiency drying production line; the device adopts a conventional conveyor to convey materials into the machine from the top of the equipment, the whole working process does not extrude the materials, the application range is wide, the device can be used for baking grains, flower and root materials and various Chinese herbal medicine decoction pieces, and most of the materials which can be horizontally paved can be dried by adopting the device; the device automatically finishes the whole processes of feeding, material paving and discharging, saves labor, is efficient and saves energy; the device has the advantages of small occupied area, compact mechanism, uniform baking, no hot air dead angle and high processing yield.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.

The structure, ratio, size and the like shown in the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention has no technical essential significance, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy and the achievable purpose of the present invention.

Fig. 1 is a cross-sectional view of a flap-type disc dryer according to some embodiments of the present invention.

Fig. 2 is a top view of a flap-type disc dryer according to some embodiments of the present invention.

Fig. 3 is a partial structural view of a flap-type disc dryer according to some embodiments of the present invention.

Fig. 4 is a front view of a flap-type disc dryer according to some embodiments of the present invention.

Fig. 5 is a side view of a flap-type disc dryer according to some embodiments of the present invention.

Fig. 6 is a cross-sectional view of a flap-type disc dryer according to some embodiments of the present invention.

In the figure: 1. furnace body, 2, fan-shaped board, 3, discharge valve, 4, rotary disc subassembly, 5, heat exchanger, 6, axial fan, 7, hollow rotation axis, 8, discharge gate, 9, heat preservation, 10, support pivot, 11, back shaft gyro wheel, 12, movable rail, 13, circumference track, 14, net piece gyro wheel, 15, water condenser, 16, shutter.

Detailed Description

The present invention is described in terms of specific embodiments, and other advantages and benefits of the present invention will become apparent to those skilled in the art from the following disclosure. 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.

As shown in fig. 1 to 6, in an embodiment of the first aspect of the present invention, a plate-turnover type disc dryer includes a furnace body 1, a rotary disc assembly 4, a discharge valve 3, a heat exchanger 5, an axial flow fan 6, a circumferential track 13, a movable track 12, and a hollow rotary shaft 7; the furnace body 1 is provided with a hollow drying cavity, the top of the furnace body 1 is provided with a discharge valve 3 communicated with the drying cavity, the inner side wall of the furnace body 1 is provided with a plurality of circumferential rails 13 at intervals from top to bottom, a telescopic movable rail 12 is arranged at a local arc section of each circumferential rail 13, the hollow rotating shaft 7 is vertically arranged and rotatably connected to the middle shaft of the furnace body 1, and the hollow rotating shaft 7 is provided with a plurality of rotating disc assemblies 4 matched with the circumferential rails 13; the rotary disc assembly 4 comprises a plurality of supporting rotary shafts 10, one end of each supporting rotary shaft 10 is rotatably connected to the outer side wall of the hollow rotary shaft 7, the other end of each supporting rotary shaft 10 is connected to a circumferential track 13 in a rolling mode through a supporting shaft roller 11, a fan-shaped turning plate 2 is fixed in the length direction of each supporting rotary shaft 10, a mesh roller 14 is rotatably connected to the vertex angle of the free end of each fan-shaped turning plate 2, and the mesh roller 14 is located on the inner side of the supporting shaft roller 11; when the fan-shaped turning plate 2 on one of the supporting rotating shafts 10 rotates to the position of the movable track 12 and the mesh rolling wheel 14 is separated from the contact of the circumferential track 13, the fan-shaped turning plate 2 can turn downwards around the supporting rotating shaft 10; heat exchanger 5 and axial fan 6 all set up in the bottom of stoving chamber, and discharge gate 8 has been seted up to the lateral wall below of furnace body 1.

In the above embodiment, it should be noted that the upper end and the lower end of the hollow rotating shaft 7 are respectively rotatably connected to the top and the bottom of the furnace body 1 through bearings, the supporting rotating shaft 10 extends along the horizontal direction, and the supporting rotating shaft 10 is rotatably connected to the outer side wall of the hollow rotating shaft 7 through bearings, when in use, the device adopts a conventional conveyor to convey materials from the top of the machine to the rotating disc assembly 4, and the rotating disc assembly 4 is composed of a plurality of sector turning plates; the rotary disc assembly 4 composed of the fan-shaped turning plates 2 is driven by the hollow rotary shaft 7 to horizontally move along the circumferential track 13, a movable track 12 which can stretch out and draw back is set on each layer of the circumferential track 13, the fan-shaped turning plates 2 naturally turn to the movable track 12 and convey materials to the next layer from the opening of the rotary disc assembly 4, the fan-shaped turning plates 2 on the movable track 12 of the next layer unload the materials to the next layer, the materials are sequentially operated until the bottom layer with the closed opening, the disc conveyor with the full materials filled in the uppermost layer is stopped, the movable tracks 12 are closed, the hollow rotary shaft 7 of the disc dryer drives the rotary disc assembly 4 to slowly rotate, and the hot air system of the dryer is opened for drying operation.

Alternatively, as shown in fig. 1-6, in some embodiments, the sector flap 2 is a mesh having a number of mesh openings.

The beneficial effects of the above alternative embodiment are: through turning over the board 2 with fan-shaped and setting up to the net piece, have better ventilative cyclicity, improved drying efficiency.

Alternatively, as shown in fig. 1 to 6, in some embodiments, the movable rails 12 on the plurality of circumferential rails 13 are spirally distributed on the inner side wall of the furnace body 1 from top to bottom.

In the above alternative embodiment, it should be noted that the downward-turned sector-shaped flaps 2 of each layer of the rotating disc assemblies 4 are distributed in a single spiral around the outer side wall of the hollow rotating shaft 7.

The beneficial effects of the above alternative embodiment are: through the arrangement, the drying efficiency and the drying sufficiency are obviously improved.

Alternatively, as shown in fig. 1 to 6, in some embodiments, the heat exchanger 5 is disposed at an air outlet of the axial flow fan 6.

In the above-mentioned alternative embodiment, it should be noted that the number of the heat exchangers 5 and the axial flow fans 6 constituting the drying device is plural.

The beneficial effects of the above alternative embodiment are: through setting up axial fan 6, the gas circulation efficiency in the furnace body 1 has been strengthened.

Optionally, as shown in fig. 1 to 6, in some embodiments, the furnace body further includes an insulating layer 9, and the outer side wall of the furnace body 1 is sleeved with the insulating layer 9.

In the above alternative embodiment, it should be noted that the insulating layer 9 is made of an insulating material.

The beneficial effects of the above alternative embodiment are: by arranging the heat preservation layer 9, a good heat preservation effect is achieved.

Optionally, as shown in fig. 1 to 6, in some embodiments, a water condenser 15 is further included, the water condenser 15 is disposed at the top of the furnace body 1, and the water condenser 15 is located beside the discharge valve 3.

The beneficial effects of the above alternative embodiment are: by arranging the water condenser 15, a better water condensing effect is realized.

Optionally, as shown in fig. 1 to 6, in some embodiments, a louver 16 is further included, a tapered pipe is connected to the top of the water condenser 15 through a pipeline, the louver 16 is disposed at an open end of the tapered pipe, and the louver 16 extends along a vertical plane.

The beneficial effects of the above alternative embodiment are: by providing the louver 16, foreign matter from the external environment is prevented from entering the water condenser 16.

Alternatively, as shown in fig. 1 to 6, in some embodiments, the plurality of circumferential tracks 13 are equally spaced from top to bottom.

In the above alternative embodiment, it should be noted that, in addition, the distance between adjacent circumferential tracks 13 may be set according to requirements.

The beneficial effects of the above alternative embodiment are: by the arrangement mode of equal intervals, the consistency of the drying effect on each layer of the disc is ensured.

Alternatively, as shown in fig. 1-6, in some embodiments, the sector flaps 2 of each layer of the rotating disc assembly 4 are equal in area.

Optionally, as shown in fig. 1 to 6, in some embodiments, a controller is further included, and the controller is electrically connected to the movable rail 12, and is configured to control the movable rail 12 to close.

In the specific implementation process, N layers (generally N is 10-16) of rotating disc assemblies 4 consisting of sector turning plates 2 are arranged in the disc dryer and are connected with the hollow rotating shaft for horizontal superposition; a 360-degree circumferential track 13 is arranged below a rotating disc assembly 4 consisting of the fan-shaped turning plate 2 and supports a support shaft roller 11 at the outer edge of the fan-shaped turning plate 2 to form a complete charging layer, a section of telescopic movable track 12 is arranged in the circumferential track 13 in the circumferential direction, the telescopic movable track 12 retracts to form a 12-degree non-track gap, the fan-shaped turning plate 2 naturally turns over until the fan-shaped turning plate operates, and the loaded materials can be discharged to the next charging layer; the first layer of rotating disc assembly 4 rotates 360 degrees and uniformly fully spreads the materials and then moves to the gap, the materials are unloaded to the next layer, the rotating disc assembly 4 rotates 360 degrees and uniformly fully spreads the materials and then moves to the gap, the materials are unloaded to the next layer, and the materials are sequentially moved to fully spread each layer by layer; the bottom layer opening closing material is not discharged after being fully paved, each layer of track is closed through an electric control instruction, and a hot air system of the dryer is started for drying operation; after the materials are dried and meet the technological requirements, the telescopic movable track 12 at the notch of each layer is opened, and the materials loaded by the disc are continuously unloaded from the notch by the materials.

The working principle of the embodiment is as follows:

the method comprises the following steps: the movable tracks 12 of the N layers of discs (except the bottom layer) retract to form openings of 12 degrees, the positions of the openings are staggered by 10 degrees, and the hollow rotating shaft 7 rotates to drive the discs to rotate on the circumferential track 13 along 360 degrees to receive materials discharged by the conveyor; after the first layer is fully paved with the materials, the materials are overturned by the turnover plate at the notch to be discharged to the next layer, and after the next layer is fully paved, the materials are discharged to the next layer through the notch, and the materials are sequentially moved until the materials fall on a tail disc with a closed notch (the materials are discharged layer by layer to prevent the materials from being damaged by high-altitude discharging);

step two: after the materials of each layer are paved, the movable rail 12 extends out of the closed 360-degree circumferential rail 13 to seal the opening, and a hot air system of the dryer is started to perform drying operation;

step three: after the materials are dried and meet the requirements of the baking process, all the movable rails 12 are contracted, the openings of the circumferential rails 13 of each layer are opened, the hollow rotating shaft 7 drives the fan-shaped turning plate 2 loaded with the materials to rotate to the openings, the materials are automatically turned over and unloaded to the discharge hole, and the materials in the N layers are completely emptied.

The device adopts a mode of blanking the sector turning plate with the disc notch to form closed multilayer disc paving materials, has higher efficiency than disc outer edge feeding, rake type paving and spiral belt type feeding, is even in paving, cannot damage easily damaged materials such as flowers and fruits without stirring the materials, and is particularly suitable for paving and baking the materials.

The device is characterized in that: the fan-shaped turning plate 2 forms a 360-degree disc for loading materials, and the fan-shaped turning plate 2 is turned over at the opening to discharge the materials downwards by utilizing the telescopic movable rail 12 to achieve the purpose of uniformly paving the materials in the N layer; the air channel formed by closing the gap is utilized to design horizontal spiral wind and vertical wind up and down, namely: opening the opening, and spirally ascending hot air layer by layer, so that the method is suitable for primary baking of fresh materials; when the materials are baked for a period of time, the materials are dried and shrunk to form gaps, the opening closed hot air can only vertically penetrate upwards through the materials to form vertical air, and the material baking device is suitable for baking the materials in the middle and later periods.

Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.

In the present specification, the terms "upper", "lower", "left", "right", "middle", and the like are used for the sake of clarity only, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof are also considered to be the scope of the present invention without substantial changes in the technical content.

Claims

1. A plate-turning type disc dryer is characterized by comprising a furnace body (1), a rotary disc component (4), a discharge valve (3), a heat exchanger (5), an axial flow fan (6), a circumferential track (13), a movable track (12) and a hollow rotating shaft (7); the furnace body (1) is provided with a hollow drying cavity, the top of the furnace body (1) is provided with the discharge valve (3) communicated with the drying cavity, the inner side wall of the furnace body (1) is provided with a plurality of circumferential tracks (13) at intervals from top to bottom, a telescopic movable track (12) is arranged at a local arc section of each circumferential track (13), the hollow rotating shaft (7) is vertically arranged and rotatably connected to the middle shaft of the furnace body (1), and the hollow rotating shaft (7) is provided with a plurality of rotating disc assemblies (4) matched with the circumferential tracks (13); the rotary disc assembly (4) comprises a plurality of supporting rotating shafts (10), one end of each supporting rotating shaft (10) is rotatably connected to the outer side wall of the hollow rotating shaft (7), the other end of each supporting rotating shaft (10) is connected to the circumferential track (13) in a rolling mode through a supporting shaft roller (11), a fan-shaped turning plate (2) is fixed to the length direction of each supporting rotating shaft (10), a mesh roller (14) is rotatably connected to the vertex angle of the free end of each fan-shaped turning plate (2), and the mesh roller (14) is located on the inner side of the supporting shaft roller (11); when the fan-shaped turning plate (2) on one of the supporting rotating shafts (10) rotates to the position of the movable track (12), and the mesh roller (14) is separated from the contact of the circumferential track (13), the fan-shaped turning plate (2) can turn downwards around the supporting rotating shaft (10); the heat exchanger (5) and the axial flow fan (6) are arranged at the bottom of the drying cavity, and a discharge hole (8) is formed below the side wall of the furnace body (1).

2. Flap-type disc dryer according to claim 1, characterized in that the sector flap (2) is a mesh with several holes.

3. The flap-type disc dryer according to claim 1, wherein the movable rails (12) of the plurality of circumferential rails (13) are spirally distributed on the inner side wall of the oven body (1) from top to bottom.

4. Flap-type disc dryer according to claim 1, characterized in that said heat exchanger (5) is arranged at the outlet of said axial fan (6).

5. The flap-type disc dryer according to claim 1, further comprising an insulating layer (9), wherein the insulating layer (9) is sleeved on the outer side wall of the oven body (1).

6. The flap-type disc dryer according to claim 1, further comprising a water condenser (15), wherein the water condenser (15) is arranged at the top of the oven body (1), and the water condenser (15) is arranged beside the discharge valve (3).

7. Flap-type disc dryer according to claim 6, characterized in that it further comprises a shutter (16), the top of said water condenser (15) being connected by a pipe with a conical tube, the open end of said conical tube being provided with said shutter (16), said shutter (16) extending along a vertical plane.

8. Flap-type disc dryer according to claim 1, characterized in that said circumferential tracks (13) are equally spaced from top to bottom.

9. Flap-type disc dryer according to claim 1, characterized in that the sector flaps (2) of each layer of the rotating disc assembly (4) are of equal area.

10. The flap-type disc dryer as claimed in claim 1, further comprising a controller electrically connected to the movable rail (12), the controller being configured to control the movable rail (12) to close.