Drum-type coffee table water air dryer
Technical Field
The utility model relates to an air dryer, in particular to a drum-type coffee surface water air dryer, and belongs to the technical field of design and manufacture of particle surface water removal equipment.
Background
In order to ensure the quality of coffee and reduce loss, the following processes are generally required for the picked coffee fruits: removing impurities, selecting fruits, peeling, degumming, performing these processes with water, and drying to remove water. Most of the existing drying is carried out by airing, which not only occupies a large place and takes a long airing time (generally 12-15 days), but also needs to turn over regularly to ensure uniform drying, has high labor intensity and is greatly influenced by weather, and is difficult to control artificially, so that the drying quality cannot be guaranteed. Therefore, there is a need for improvements in the prior art.
Disclosure of Invention
The utility model aims to provide a drum-type coffee surface water air dryer which performs high-capacity and high-efficiency air drying before drying, and fundamentally solves the problems that in the prior art, the energy consumption is extremely high, the coffee production cost is high and the economic benefit of an enterprise is influenced due to the fact that wet coffee is directly dried.
The utility model is completed by the following technical scheme: the utility model provides a drum-type coffee table water air dryer, which comprises a frame, arrange its upper band feed inlet and discharge gate in the frame in, establish the cavity in it, establish the rotary drum of spiral scraping wings in the cavity, set up first net pore wall on its characterized in that rotary drum, be equipped with the tuber pipe of being connected with the wind regime in the rotary drum cavity, set up second net pore wall on this tuber pipe, so that the material gets into behind the rotary drum cavity from the feed inlet, when the spiral scraping wings effect removes from the feed inlet to the discharge gate down, through the wind that blows off in the tuber pipe after drying material surface moisture, discharge from the discharge gate, thereby accomplish air-drying of material table water.
The first mesh walls arranged on the rotary drum are distributed on the whole drum wall, so that the surface water of the material entering the cavity of the rotary drum can be volatilized as soon as possible through the first mesh walls.
The second mesh wall arranged on the air pipe is locally arranged and is particularly arranged on the 1/2-1/4 pipe wall of the air pipe, so that air can be blown out from the second mesh wall on the 1/2-1/4 pipe wall of the air pipe, and the materials corresponding to the position are dried by blowing air.
One end of the air pipe is connected with an air source, the other end of the air pipe is connected with the feeding hole, the air source is an air blower or other air supply devices, so that pressure air is conveyed into the air pipe through the air source, then the pressure air is blown to the materials entering the cavity of the rotary drum through the second mesh wall on the local pipe wall of the air pipe, and the surface water of the materials is dried.
A herringbone baffle is arranged on the outer side of the top of the air pipe and used for preventing the material from falling on the top of the air pipe to influence air drying efficiency.
The brush roller is arranged in the cavity of the rotary drum, a plurality of brush groups vertical to the roller surface are arranged on the roller surface of the brush roller at intervals, the roller shafts at two ends of the brush roller are fixed on the rack outside two ends of the rotary drum through bearings with seats, and the roller shaft at one end is connected with a brush roller driving motor fixed on the rack, so that the brush roller is driven by the brush roller driving motor to rotate, and then the brush roller can be attached to the wall of the rotary drum and brushed with materials on the spiral material pushing plate, and the air drying efficiency of the materials is improved.
The feeding port is a blanking pipe with a closed upper end and an open lower end, the inner end of the blanking pipe is fixed at the inner end of an air pipe in the cavity of the rotary drum, the outer end of the air pipe is connected with the feeding pipe into a whole, a spiral pushing rod driven by a power machine is arranged in the feeding pipe, and the top of the outer end of the feeding pipe is provided with an opening communicated with the hopper, so that materials can be pushed into the blanking pipe through the spiral pushing rod after falling into the feeding pipe from the hopper, and then can fall into the cavity of the rotary drum from the open lower end of the blanking pipe.
The interval of rotary drum outer wall is equipped with a plurality of ring gears, and each ring gear meshes with the gear that the frame front and rear side corresponds mutually respectively, wherein: the gear located on the front side or the rear side of the rack is connected with the same horizontal shaft, the horizontal shaft is fixed on the rack through a plurality of belt seat bearings, a driven wheel is arranged at one end of the horizontal shaft, the driven wheel is connected with a driving wheel on a motor spindle through a transmission chain or a belt, so that the horizontal shaft and the gear on the horizontal shaft can rotate under the driving of the motor through the driving wheel, the transmission chain or the belt and the driven wheel, and further the gear ring and the rotary drum can be driven to synchronously rotate.
The middle part of the outer wall of the rotary drum is provided with a plurality of limiting rings at intervals, and the side faces of the limiting rings are connected with the corresponding pulleys on the rack in a sliding mode and used for limiting the rotary drum without influencing the rotation of the rotary drum.
The utility model has the following advantages and effects: by adopting the technical scheme, the air drying can be finished once in the motion process from the feed inlet to the discharge outlet for the materials entering the cavity of the rotary drum, and the surface water of the materials is thoroughly removed.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a view A-A of FIG. 1;
FIG. 3 is a left side view of FIG. 1;
fig. 4 is a rear view of the schematic of fig. 1.
Detailed Description
The utility model is further described below with reference to the accompanying drawings.
The utility model provides a drum-type coffee surface water air dryer, which comprises a frame 1, a rotary drum 4 and a spiral pushing plate 6, wherein the rotary drum 4 is arranged on the frame 1 and provided with a feed port 9 and a discharge port 2, a cavity is arranged in the rotary drum, and the spiral pushing plate 6 is arranged in the cavity, wherein: a first mesh wall is arranged on the rotary drum 4, an air pipe 8 connected with an air source 19 is arranged in a cavity of the rotary drum 4, and a second mesh wall 21 is arranged on the air pipe 8;
the first mesh walls arranged on the rotary drum 4 are distributed on the whole drum wall, so that the surface water of the material entering the cavity of the rotary drum 4 is volatilized as soon as possible through the first mesh walls;
the second mesh wall 21 arranged on the air duct 8 is locally arranged, and is specifically arranged on the wall of the 1/4 lower right part of the air duct 8, so that air can be blown out from the second mesh wall 21 on the wall of the 1/4 lower right part of the air duct 8, and the material corresponding to the position is dried by blowing; obviously, the second mesh wall 21 may also be disposed on the wall of the upper, lower, left or right portion of the 1/2 or 1/3 of the wind pipe 8, so as to perform wind drying on the material corresponding to the portion;
the right end of the air pipe 8 is connected with an air source 19, the left end of the air pipe is connected with the feeding hole 9, the air source 19 is a blower, so that pressure air is conveyed into the air pipe 8 through the blower, then the pressure air is blown to the materials entering the cavity of the rotary drum 4 through a second mesh wall 21 of the air pipe 8, and the surface water of the materials is dried;
the outer side of the top of the air pipe 8 is provided with a herringbone baffle 7 for preventing the material from falling on the top of the air pipe 8 to influence the air drying efficiency;
a brush roller 14 is arranged in a cavity of the rotary roller 4, a plurality of brush groups 12 vertical to the roller surface are arranged on the roller surface of the brush roller 14 at intervals, roller shafts at two ends of the brush roller 14 are fixed on the frame 1 at the outer sides of two ends of the rotary roller 4 through bearings with seats, and the roller shaft at the right end is connected with a driving wheel 17 on an output shaft of a brush roller driving motor 16 fixed on the frame 1 through a driving wheel 18 and a driving belt, so that the brush roller 14 is driven by the brush roller driving motor 16 to rotate through the driving wheel 17, the rotating belt and the driving wheel 18, and further the brush material attached to the wall of the rotary roller 4 and on the spiral material pushing plate 6 is brushed down, and the air drying efficiency of the material is improved;
the feeding hole 9 is provided with a blanking pipe with a closed upper end and an open lower end, the inner end of the blanking pipe is fixed at the inner end of an air pipe 8 in the cavity of the rotary drum 4, the outer end of the blanking pipe is connected with the feeding pipe into a whole, a spiral material pushing rod 10 driven by a power machine 24 is arranged in the feeding pipe, the top of the outer end of the feeding pipe is provided with an opening communicated with the hopper 11, so that materials can fall into the feeding pipe from the open lower end of the blanking pipe and fall into the cavity of the rotary drum 4 through the spiral material pushing rod 10 after falling into the feeding pipe from the hopper 11;
the outer wall interval of rotary drum 4 is equipped with a plurality of ring gears 15, and each ring gear 15 meshes with the gear 3 that frame 1 front and rear side corresponds mutually respectively, wherein: the gears 3 on the rear side of the rack 1 are all connected with the same horizontal shaft 20, the horizontal shaft 20 is fixed on the rack 1 through a plurality of bearings with seats, one end of the horizontal shaft 20 is provided with a driven wheel 22, the driven wheel 22 is connected with a driving wheel on a main shaft of a motor 23 through a transmission chain or belt, so that under the driving of the motor 23, the horizontal shaft 20 and the gears 3 thereon rotate through the driving wheel, the transmission chain or belt and the driven wheel 22, and further, the gear ring 15 and the rotary drum 4 are driven to synchronously rotate;
the middle part of the outer wall of the rotary drum 4 is provided with a plurality of limiting rings 13 at intervals, and the side surfaces of the limiting rings 13 are matched and connected with the corresponding pulleys 5 on the frame in a sliding manner, so that the rotation of the rotary drum 4 is not influenced while the rotary drum is limited.
During operation, after the material falls into the inlet pipe from hopper 11, after entering rotary drum 4 cavity through spiral pusher arm 10 propelling movement to feed inlet 9, when the effect of spiral pusher plate 6 moves from feed inlet 9 to discharge gate 2, blow off the wind through in the tuber pipe 8 after drying material surface moisture, discharge from discharge gate 2 to accomplish the air-drying of material table water.