CN220038995U

CN220038995U - Disc dryer with preheating mechanism

Info

Publication number: CN220038995U
Application number: CN202321517999.8U
Authority: CN
Inventors: 郝扬; 张少朋; 孟静; 黄春刚
Original assignee: Shijiazhuang Fangyuan Chemical Equipment Co ltd
Current assignee: Shijiazhuang Fangyuan Chemical Equipment Co ltd
Priority date: 2023-06-14
Filing date: 2023-06-14
Publication date: 2023-11-17
Anticipated expiration: 2033-06-14

Abstract

The utility model relates to the technical field of dryers, and provides a disc dryer with a preheating mechanism, which comprises a drying base tank, wherein an observation port is formed in one side of the drying base tank, an observation window is arranged in the observation port, the preheating mechanism is fixedly arranged on the outer circumferential surface of the drying base tank, a supporting base is fixedly arranged at the bottom end of the drying base tank, a motor is fixedly arranged at the bottom end of the drying base tank, and a rotating shaft is fixedly connected with an output shaft at the top end of the motor. Through the technical scheme, the problem that the drying efficiency of materials is low only through the heating disc in the tank body in the prior art is solved, and the external steam pipe can be connected with the steam conveying connecting pipe through the external steam pipe, so that steam can enter the annular heat exchange cover along the external steam pipe, and the steam can be subjected to heat exchange when inside the annular heat exchange cover so as to heat the annular heat exchange cover, and the annular heat exchange cover can conduct heat to the drying base tank, so that the preheating treatment of the drying base tank is realized.

Description

Disc dryer with preheating mechanism

Technical Field

The utility model relates to the technical field of dryers, in particular to a disc dryer with a preheating mechanism.

Background

The disc dryer is a drying device which integrates a series of advanced technologies on the basis of an intermittent stirring conduction dryer, is developed through continuous improvement, comprises a plurality of layers of fixed hollow heating round loading trays, a rotary rake stirring device and a vertical continuous drying device mainly based on heat conduction;

the Chinese patent with application number (CN 202220057384.0) discloses a disc dryer, which comprises a tank body and a feed hopper arranged on the upper side of the tank body, wherein a rotating motor is arranged at the top of the tank body, an output shaft of the rotating motor is fixedly provided with a rotating shaft, a first heating disc and a second heating disc are arranged on the rotating shaft, an air inlet fan and an exhaust fan are arranged on two sides of the tank body, a heating bellows is arranged on one side of the air inlet fan, an air jet pipe is arranged in the tank body and communicated with the heating bellows, a water collecting tank and a discharge hole are arranged at the bottom of the tank body, and a drain valve is arranged on one side of the water collecting tank;

above-mentioned scheme is through heating bellows heating air, and it is internal that the material of sending into the jar through the jet pipe is final, dries to the material on the first heating dish, and the material of placing on the heating dish can be through the heating dish heating and drying, but because jar internal portion is in low temperature environment, only carries out drying efficiency lower to the material through the heating dish, needs to consume longer time and carries out drying treatment to the material, and for this reason, proposes a disk dryer with preheating mechanism.

Disclosure of Invention

The present utility model proposes a tray dryer with a preheating mechanism, which solves the problems set forth in the related art described above.

The technical scheme of the utility model is as follows:

in order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a disc dryer with preheat mechanism, including the drying base jar, the viewing aperture has been seted up to one side of drying base jar, the internally provided of viewing aperture installs the observation window, can observe the dry condition of the inside material of drying base jar through the observation window, the outer periphery fixed mounting of drying base jar has preheat mechanism, can preheat the inside of drying base jar through preheating mechanism, improve the inside temperature of drying base jar, thereby the material can promote the drying efficiency of material when getting into the inside drying base jar and drying, reduce the required time of material drying, the bottom fixed mounting of drying base jar has a supporting pedestal, the bottom fixed mounting of drying base jar has the motor, the output shaft fixedly connected with axis of rotation on motor top, the axis of rotation is kept away from motor one end and is passed the drying base jar, and rotate with drying base jar top, the outer periphery fixed mounting of axis of rotation has a plurality of groups upset subassembly, the motor output can drive the axis of rotation at the uniform velocity, the axis of rotation can drive the rotation that upset subassembly carries out synchronization at the in-process that rotates, the upset subassembly can turn the material that holds on carrying the thing dish in the process and turn, can further the surperficial material that turns of carrying on.

Preferably: the preheating mechanism comprises an annular heat exchange cover fixedly arranged on the outer circumferential surface of the drying base tank, an external steam pipe fixedly arranged on the outer circumferential surface of the annular heat exchange cover, a plurality of steam conveying pipes fixedly connected on the inner circumferential surface of the annular heat exchange cover and a plurality of steam return pipes penetrating through the annular heat exchange cover, the annular heat exchange cover and the drying base tank are arranged concentrically, a preheating cavity is formed between the annular heat exchange cover and the drying base tank, the external steam conveying pipe can be connected with the external steam pipe through the external steam pipe, so that steam can enter the interior of the annular heat exchange cover along the external steam pipe, heat can be exchanged when the annular heat exchange cover is in the interior of the annular heat exchange cover, and the annular heat exchange cover can conduct heat to the drying base tank, so that the preheating treatment of the drying base tank is realized.

Preferably: the preheating mechanism further comprises a plurality of carrying trays on the inner wall of the drying base tank, a plurality of fixing supports fixedly arranged on the lower surface of the carrying trays and a heat exchange tray fixedly arranged on the lower surface of the carrying trays, wherein the carrying trays are in sliding sleeve joint with the rotating shaft, the plurality of carrying trays are arranged in an equidistant straight line mode with the axis of the rotating shaft, the plurality of fixing supports are arranged in an equidistant circumferential mode with the axis of the carrying trays, the carrying trays are fixedly connected with the inner wall of the drying base tank through the fixing supports, the lower surface of the heat exchange tray is fixedly connected with a steam conveying pipe and a steam return pipe respectively, the carrying trays are fixedly connected with the inner wall of the drying base tank through the fixing supports, materials to be dried can be stored, steam entering the inside of the annular heat exchange hood can enter the inside of the heat exchange tray along the steam conveying pipe, steam entering the heat exchange tray can be subjected to secondary heat exchange, accordingly the carrying trays above the heat exchange tray can be heated through the steam, and the heated carrying trays can be used for drying the materials on the carrying trays.

Preferably: the turnover assembly comprises a plurality of harrows fixedly mounted on the outer circumferential surface of the rotating shaft and a plurality of harrows fixedly mounted on the outer circumferential surface of the harrows, the harrows are located above the carrying tray, the harrows are parallel to the carrying tray, the plurality of harrows are circumferentially distributed at equal intervals by the axis of the rotating shaft, the plurality of harrows are linearly distributed at equal intervals by the axis of the harrows, the rotating shaft can be driven to synchronously rotate by rotating through the motor output end, the rotating shaft can be driven to synchronously rotate while rotating, the harrows can be driven to synchronously rotate, and the harrows can turn materials on the upper surface of the carrying tray along with the rotation of the harrows, so that the drying of the materials on the carrying tray can be improved.

The working principle and the beneficial effects of the utility model are as follows:

can external steam delivery take over through external steam pipe to make steam can enter into the inside of annular heat exchanger cover along external steam pipe, thereby steam can heat exchange when annular heat exchanger cover is inside heats annular heat exchanger cover, annular heat exchanger cover can give the drying basis jar with heat conduction, thereby realize the preheating to the drying basis jar, go on simultaneously to the inside steam of annular heat exchanger cover can enter into the inside of heat exchange tray along the steam delivery pipe, the steam that gets into the heat exchange tray can carry out secondary heat exchange, thereby heat the year thing dish of heat exchange tray top through steam, the year thing dish of heating can be used for carrying the material on the thing dish and dry.

Drawings

The utility model will be described in further detail with reference to the drawings and the detailed description.

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic view of a partial cross-sectional structure of the present utility model;

FIG. 3 is a schematic diagram of a cross-sectional front view of a drying tank according to the present utility model;

FIG. 4 is a schematic diagram of a tray according to the present utility model;

fig. 5 is a schematic diagram of a structure of a carrying tray according to the present utility model.

In the figure: 1. drying the base tank; 2. an observation window; 3. an annular heat exchange cover; 4. externally connected with a steam pipe; 5. a support base; 6. a motor; 7. a rotating shaft; 8. a carrying tray; 9. a fixed bracket; 10. a harrow bar; 11. harrow leaves; 12. a heat exchange plate; 13. a steam delivery pipe; 14. and a steam return pipe.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described below in conjunction with the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Embodiments of the present utility model will be described in detail below with reference to the accompanying drawings.

As shown in fig. 1-5, the embodiment of the utility model provides a disc dryer with a preheating mechanism, which comprises a drying base tank 1, wherein an observation port is formed in one side of the drying base tank 1, an observation window 2 is arranged in the observation port, the drying condition of materials in the drying base tank 1 can be observed through the observation window 2, the preheating mechanism is fixedly arranged on the outer circumferential surface of the drying base tank 1, the drying base tank 1 can be preheated through the preheating mechanism, the temperature in the drying base tank 1 is increased, so that the drying efficiency of the materials can be improved when the materials enter the drying base tank 1 for drying, the time required by drying the materials is reduced, a supporting base 5 is fixedly arranged at the bottom end of the drying base tank 1, a motor 6 is fixedly arranged at the bottom end of the drying base tank 1, an output shaft 7 is fixedly connected with a rotating shaft 7, one end of the rotating shaft 7 is far away from the motor 6 and is rotatably connected with the top end of the drying base tank 1, a plurality of groups of turnover assemblies are fixedly arranged on the outer circumferential surface of the rotating shaft 7, the output end of the motor 6 can drive the rotating shaft 7 to rotate at a uniform speed, the rotating shaft 7 can drive the turnover assemblies to rotate in the rotating process, the turnover assemblies can drive the turnover assemblies to rotate synchronously, and can rotate the turnover assemblies in the rotating process 8 in the rotating process, and can further rotate the turnover assemblies on the surfaces 8.

In this embodiment, specific: the preheating mechanism comprises an annular heat exchange cover 3 fixedly arranged on the outer circumferential surface of the drying base tank 1, an external steam pipe 4 fixedly arranged on the outer circumferential surface of the annular heat exchange cover 3, a plurality of steam delivery pipes 13 fixedly connected on the inner circumferential surface of the annular heat exchange cover 3 and a plurality of steam return pipes 14 penetrating through and connected on the annular heat exchange cover 3, the annular heat exchange cover 3 and the drying base tank 1 are concentrically arranged, a preheating cavity is formed between the annular heat exchange cover 3 and the drying base tank 1, the external steam pipe 4 can be externally connected with the steam delivery pipe, so that steam can enter the annular heat exchange cover 3 along the external steam pipe 4, the steam can perform heat exchange when in the annular heat exchange cover 3 so as to heat the annular heat exchange cover 3, the annular heat exchange cover 3 can conduct heat to the drying base tank 1, thereby realizing the preheating treatment of the drying base tank 1, the preheating mechanism also comprises a plurality of carrying trays 8 on the inner wall of the drying base tank 1, a plurality of fixing brackets 9 fixedly arranged on the lower surface of the carrying trays 8 and a heat exchange tray 12 fixedly arranged on the lower surface of the carrying trays 8, wherein the carrying trays 8 and the rotating shaft 7 are in sliding sleeve joint, the plurality of carrying trays 8 are arranged in a straight line at equal intervals by the axial line of the rotating shaft 7, the plurality of fixing brackets 9 are arranged in a circumferential arrangement at equal intervals by the axial line of the carrying trays 8, the carrying trays 8 are fixedly connected with the inner wall of the drying base tank 1 through the fixing brackets 9, the lower surface of the heat exchange tray 12 is fixedly connected with a steam conveying pipe 13 and a steam return pipe 14 respectively, the carrying trays 8 are fixedly connected with the inner wall of the drying base tank 1 through the fixing brackets 9, the materials to be dried can be stored, and meanwhile, steam entering the inside the annular heat exchange cover 3 can enter the inside the heat exchange tray 12 along the steam conveying pipe 13, the steam entering the heat exchange plate 12 can perform secondary heat exchange, so that the object carrying plate 8 above the heat exchange plate 12 is heated by the steam, and the heated object carrying plate 8 can be used for drying the materials on the object carrying plate 8.

In this embodiment, specific: the turnover assembly comprises a plurality of harrow bars 10 fixedly arranged on the outer circumferential surface of the rotating shaft 7 and a plurality of harrow blades 11 fixedly arranged on the outer circumferential surface of the harrow bars 10, the harrow bars 10 are positioned above the carrying tray 8, the harrow bars 10 are mutually parallel to the carrying tray 8, the plurality of harrow bars 10 are circumferentially arranged at equal intervals on the axis of the rotating shaft 7, the plurality of harrow blades 11 are linearly arranged at equal intervals on the axis of the harrow bars 10, the rotation of the output end of the motor 6 can drive the rotating shaft 7 to synchronously rotate, the rotating shaft 7 can drive the harrow bars 10 to synchronously rotate while rotating, the harrow bars 10 can drive the harrow blades 11 to synchronously rotate, and the harrow blades 11 can turn the material on the upper surface of the carrying tray 8 in the rotation process of the harrow bars 10, so that the drying of the material on the carrying tray 8 can be improved.

The utility model works when in work: when the material loading device is used, the observation window 2 can be opened, the material to be dried is placed on the upper surface of the material loading disc 8, and after the material loading work is completed, the observation window 2 is covered;

then, the external steam pipe 4 can be externally connected with a steam conveying connecting pipe, so that steam can enter the annular heat exchange cover 3 along the external steam pipe 4, the steam can perform heat exchange when in the annular heat exchange cover 3 so as to heat the annular heat exchange cover 3, the annular heat exchange cover 3 can conduct heat to the drying base tank 1, the preheating treatment of the drying base tank 1 is realized, meanwhile, the steam entering the annular heat exchange cover 3 can enter the heat exchange disc 12 along the steam conveying pipe 13, the steam entering the heat exchange disc 12 can perform secondary heat exchange, the heated carrying disc 8 above the heat exchange disc 12 can be used for drying materials on the carrying disc 8 through the steam;

then, the motor 6 is started, the output end of the motor 6 rotates to drive the rotating shaft 7 to synchronously rotate, the rotating shaft 7 can drive the harrow bar 10 to synchronously rotate while rotating, the harrow bar 10 can drive the harrow blade 11 to synchronously rotate, and the harrow blade 11 can turn over the material on the upper surface of the carrying tray 8 in the rotating process along with the harrow bar 10, so that the drying of the material on the carrying tray 8 can be improved.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims

1. The utility model provides a disc dryer with preheat mechanism, includes drying base jar (1), its characterized in that, observation mouth has been seted up to one side of drying base jar (1), observation window (2) are installed to the internal configuration of observation mouth, outer periphery fixed mounting of drying base jar (1) has preheating mechanism, bottom fixed mounting of drying base jar (1) has supporting base (5), bottom fixed mounting of drying base jar (1) has motor (6), the output shaft fixedly connected with axis of rotation (7) on motor (6) top, motor (6) one end is kept away from in axis of rotation (7) passes drying base jar (1) to rotate with drying base jar (1) top and be connected, outer periphery fixed mounting of axis of rotation (7) has a plurality of groups upset subassemblies.

2. A disc dryer with a preheating mechanism according to claim 1, characterized in that the preheating mechanism comprises an annular heat exchange cover (3) fixedly mounted on the outer circumference of the drying base tank (1), an external steam pipe (4) fixedly mounted on the outer circumference of the annular heat exchange cover (3), a plurality of steam delivery pipes (13) fixedly connected on the inner circumference of the annular heat exchange cover (3) and a plurality of steam return pipes (14) penetrating through and connected on the annular heat exchange cover (3).

3. A disc dryer with a preheating mechanism according to claim 2, characterized in that the annular heat exchanger cover (3) is arranged concentrically with the drying base tank (1), a preheating chamber being formed between the annular heat exchanger cover (3) and the drying base tank (1).

4. A tray dryer with a preheating mechanism according to claim 1, characterized in that the preheating mechanism further comprises a plurality of carrying trays (8) of the inner wall of the drying base tank (1), a plurality of fixing brackets (9) fixedly mounted on the lower surface of the carrying trays (8) and a heat exchange tray (12) fixedly mounted on the lower surface of the carrying trays (8).

5. The disc dryer with the preheating mechanism according to claim 4, wherein the carrying discs (8) are in sliding sleeve connection with the rotating shafts (7), the plurality of carrying discs (8) are arranged in a straight line at equal intervals on the axis of the rotating shafts (7), and the plurality of fixing supports (9) are arranged in a circumferential arrangement at equal intervals on the axis of the carrying discs (8).

6. A tray dryer with a preheating mechanism according to claim 4, characterized in that the carrying tray (8) is fixedly connected with the inner wall of the drying base tank (1) through a fixing bracket (9), and the lower surface of the heat exchange tray (12) is fixedly connected with the steam conveying pipe (13) and the steam return pipe (14) respectively.

7. A disc dryer with a preheating mechanism according to claim 1, characterized in that the turning assembly comprises a number of rake bars (10) fixedly mounted on the outer circumference of the turning shaft (7) and a number of rake blades (11) fixedly mounted on the outer circumference of the rake bars (10).

8. The disc dryer with the preheating mechanism according to claim 7, wherein the rake bars (10) are located above the carrying disc (8), the rake bars (10) are parallel to the carrying disc (8), the rake bars (10) are circumferentially arranged at equal intervals on the axis of the rotating shaft (7), and the rake blades (11) are linearly arranged at equal intervals on the axis of the rake bars (10).