Hot air circulation type boiling dryer

Abstract

The utility model discloses a hot air circulation type boiling dryer which comprises a drying box, a box door is hinged to the front side of the drying box, a driving motor is fixedly installed on the bottom wall of the drying box, the output end of the driving motor is in transmission connection with a rotating rod, and the rotating rod is rotatably installed on the bottom wall of the drying box through a bearing. Three storage trays distributed at equal intervals are arranged on the rotating rod, a main air guide pipe is arranged on one side of the drying box, three branch air guide pipes are fixedly installed on the main air guide pipe, and the ends, away from the main air guide pipe, of the three branch air guide pipes all extend into an inner cavity of the drying box; the ends, away from the main air guide pipe, of the three branch air guide pipes are fixedly provided with branch air bins, and a plurality of evenly-distributed air blowing nozzles are fixedly installed on the bottom walls of the branch air bins. According to the utility model, the effect of uniformly drying materials laid on the fabric disc is realized, and the drying efficiency is high.

Description

TECHNICAL FIELD

[0001] The utility model relates to drying machine technical field, concretely is a hot air circulation type boiling drying machine. BACKGROUND

[0002] Boiling drying machine is generally used in the field such as pharmaceutical medicine, chemical raw material, food, grain processing, it will air heat formation hot air through heat exchanger, clean hot air enters the boiling drying machine bed body, and the wet material in the drying machine from the feeder is blown up by hot air to form the boiling state, because hot air and material contact fully, improve the heat and mass transfer efficiency, therefore can complete drying in a short time.

[0003] In the prior art, the authorized patent with publication number CN209246519U discloses a material-sticking-preventing boiling drying machine with hot air circulation, which comprises a drying machine box, a feeding port is arranged on the top wall of the drying machine box, a plurality of stirring paddles are arranged in the drying machine box, the stirring paddles are in the shape of and are fixed on a central shaft at the middle positions, the central shaft is connected with a motor arranged on the outer side of the bottom wall of the drying machine box, brushes are fixed on the outer sides of the vertical sections at the two ends of the stirring paddles, the brushes are arranged in close contact with the inner wall of the drying machine box, a discharge plate is arranged below the stirring paddles, the discharge plate is arranged obliquely, a discharge port is arranged on the side wall of the drying machine box, a discharge valve is arranged on the discharge port, the discharge port is located above the bottom end of the discharge plate, and a hot air outlet is arranged on the top wall of the drying machine box.

[0004] However, the above technical solution still has the following deficiencies when in use: the materials in the above device are accumulated in the drying machine box, the drying uniformity of the materials is poor, and the drying efficiency is low. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a hot air circulation type boiling drying machine to solve the problems in the above background art.

[0006] To achieve the above object, the utility model provides the following technical scheme: a hot air circulation type boiling drying machine, comprising:

[0007] The utility model provides a drying box, the front side of drying box is hinged with the box door, and the bottom wall of drying box is fixedly installed with driving motor, and the output end of driving motor is transmission connection with rotating rod, and the rotating rod is rotatably installed on the bottom wall of drying box through bearing, and three equidistant distribution's putting tray is arranged on the rotating rod, and one side of drying box is provided with main guide pipe, and the main guide pipe is fixedly installed with three branch guide pipes, and the one end of three branch guide pipes away from main guide pipe extends to the inner chamber of drying box, and the one end of three branch guide pipes away from main guide pipe is fixedly installed with branch air storehouse, and the bottom wall of branch air storehouse is fixedly installed with a plurality of evenly distributed blow -off nozzles, and the bottom end of main guide pipe is fixedly installed with air inlet pipe, and the bottom wall of drying box is fixedly installed with air return pipe, and air inlet pipe and air return pipe are fixedly installed on the outside circulation hot air machine.

[0008] Preferably, a support column is fixedly welded at the center of the putting tray, a cross-shaped insertion slot is formed at the bottom end of the support column, and a cross-shaped insertion block is fixedly welded at the top end of the rotating rod.

[0009] Preferably, four support legs are fixedly welded at the bottom wall of the drying box, and a support pad plate is fixedly welded at the bottom wall of the support leg.

[0010] Preferably, a transparent observation window is fixedly installed on the box door.

[0011] Preferably, the putting tray is hollow.

[0012] Compared with the prior art, the utility model has the beneficial effects that:

[0013] 1. When using the utility model, the materials to be dried are placed on the top wall of the putting tray, the outside circulation hot air machine blows hot air into the main guide pipe through the air inlet pipe, the hot air is blown into the three branch air stores through the three branch guide pipes, and the three branch air stores blow the hot air to the top walls of the three putting trays through the multiple blow-off nozzles. In this process, the driving motor drives the rotating rod to rotate, and the rotating rod drives the multiple putting trays to rotate at a uniform speed through the multiple spliced support columns, thereby realizing the effect of uniformly drying the materials placed on the fabric tray and improving the drying efficiency.

[0014] 2. The bottommost support column is installed on the rotating rod through the cooperation of the cross-shaped insertion slot and the cross-shaped insertion block, and the upper support column is installed on the lower support column through the cooperation of the cross-shaped insertion slot and the cross-shaped insertion block, which facilitates the sequential disassembly of the putting tray and facilitates the placement and unloading of the materials. BRIEF DESCRIPTION OF DRAWINGS

[0015] Fig. 1 A three-dimensional structure schematic diagram of the hot air circulation type boiling dryer is provided for the utility model.

[0016] Fig. 2 The utility model provides a whole front view structure diagram in hot -blast circulating type boiling drying machine is proposed,

[0017] Fig. 3 The utility model provides a three -dimensional structure diagram of the object tray in hot -blast circulating type boiling drying machine is proposed.

[0018] In the drawing: 1, drying box;2, box door;3, drive motor;4, rotating rod;5, object tray;6, main guide tube;7, branch guide tube;8, branch air warehouse;9, air blowing mouth;10, air inlet pipe;11, return air pipe;12, support column;13, cross type insertion slot;14, cross type insertion block;15, support leg;16, support pad;17, transparent observation window. DETAILED DESCRIPTION

[0019] The technical scheme in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model, and apparently, the described embodiments only are a part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without making creative labor belong to the range of protection of the utility model.

[0020] Please refer to Figs. 1-3 The utility model provides a technical scheme: a hot -blast circulating type boiling drying machine, comprising:

[0021] Drying box 1, the front side of drying box 1 is hinged with box door 2, and drive motor 3 is fixedly installed on the bottom wall of drying box 1, the output end of drive motor 3 is transmissionally connected with rotating rod 4, rotating rod 4 is rotatably installed on the bottom wall of drying box 1 through bearing, three equidistance distribution object trays 5 are arranged on rotating rod 4, one side of drying box 1 is provided with main guide tube 6, three branch guide tubes 7 are fixedly installed on main guide tube 6, and the end, away from main guide tube 6, of three branch guide tubes 7 all extends to the inner chamber of drying box 1, and the end, away from main guide tube 6, of three branch guide tubes 7 all is fixedly installed with branch air warehouse 8, a plurality of evenly distributed air blowing mouths 9 are fixedly installed on the bottom wall of branch air warehouse 8, the bottom end of main guide tube 6 is fixedly installed with air inlet pipe 10, return air pipe 11 is fixedly installed on the bottom wall of drying box 1, and air inlet pipe 10 and return air pipe 11 are all fixedly installed on the circulating hot -blast machine of external installation.

[0022] The support column 12 is fixedly welded at the center of the tray 5, a cross-shaped slot 13 is formed at the bottom end of the support column 12, and the top end of the support column 12 and the top end of the rotating rod 4 are fixedly welded with a cross-shaped plug 14, two support columns 12 can be spliced and installed through the cross-shaped slot 13 and the cross-shaped plug 14, so that a plurality of trays 5 can be stacked in sequence.

[0023] Four support legs 15 are fixedly welded on the bottom wall of the drying box 1, and support pads 16 are fixedly welded on the bottom wall of the support legs 15, so that the drying box 1 can be stably supported.

[0024] The transparent observation window 17 is fixedly installed on the box door 2, so that the drying condition of the inner cavity of the drying box 1 can be observed.

[0025] The tray 5 is hollow, which facilitates air circulation of the tray 5 and improves the drying effect.

[0026] Working principle: when the tray 5 is used, the material to be dried is placed on the top wall of the tray 5, the external circulating air heater blows hot air into the main air duct 6 through the air inlet pipe 10, the hot air is blown into the three air distribution bins 8 through the three sub-air ducts 6, and the hot air is blown onto the top wall of the three trays 5 through the multiple air blowers 9, in the process, the driving motor 3 drives the rotating rod 4 to rotate, the rotating rod 4 drives the multiple trays 5 to rotate at a uniform speed through the multiple spliced support columns 12, so that the material placed on the tray 5 can be uniformly dried, the drying efficiency is high, the bottommost support column 12 is installed on the rotating rod 4 through the cross-shaped slot 13 and the cross-shaped plug 14, the upper support column 12 is installed on the lower support column 12 through the cross-shaped slot 13 and the cross-shaped plug 14, the trays 5 can be sequentially disassembled, and the material can be placed and unloaded.

[0027] It should be noted that in this text, relational terms such as first and second are used only to distinguish one entity or operation from another, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "contain" or any other variants thereof are intended to cover non-exclusive inclusion, so that the process, method, article or equipment including a series of elements not only includes those elements, but also includes other elements not explicitly listed or inherent to such process, method, article or equipment.

[0028] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A hot-air circulating fluidized dryer characterized by comprising: Include: The drying box (1), the front side of the drying box (1) is hinged with a box door (2), a driving motor (3) is fixedly installed on the bottom wall of the drying box (1), the output end of the driving motor (3) is drivingly connected with a rotating rod (4), the rotating rod (4) is rotatably installed on the bottom wall of the drying box (1) through a bearing, three equidistantly distributed placing trays (5) are arranged on the rotating rod (4), one side of the drying box (1) is provided with a main air guide pipe (6), three branch air guide pipes (7) are fixedly installed on the main air guide pipe (6), the ends of the three branch air guide pipes (7) away from the main air guide pipe (6) extend into the inner cavity of the drying box (1), branch air guide warehouses (8) are fixedly installed on the ends of the three branch air guide pipes (7) away from the main air guide pipe (6), a plurality of uniformly distributed air blow nozzles (9) are fixedly installed on the bottom wall of the branch air guide warehouse (8), an air inlet pipe (10) is fixedly installed at the bottom end of the main air guide pipe (6), an air return pipe (11) is fixedly installed on the bottom wall of the drying box (1), the air inlet pipe (10) and the air return pipe (11) are fixedly installed on an externally provided circulating hot air machine.

2. A hot-air circulation type fluidized dryer according to claim 1, wherein: The center of the placing tray (5) is fixedly welded with a support column (12), a cross-shaped insertion slot (13) is formed in the bottom end of the support column (12), cross-shaped insertion blocks (14) are fixedly welded on the top ends of the support column (12) and the rotating rod (4).

3. The hot-air circulation type fluidized dryer according to claim 1, wherein: Four support legs (15) are fixedly welded on the bottom wall of the drying box (1), support pad plates (16) are fixedly welded on the bottom walls of the support legs (15).

4. The through-circulation type hot-air boiling dryer according to claim 1, wherein: The box door (2) is fixedly installed with a transparent observation window (17).

5. The through-circulation type hot-air boiling dryer according to claim 1, wherein: The placing tray (5) is hollow.

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