CN109813071B

CN109813071B - Efficient longan drying device

Info

Publication number: CN109813071B
Application number: CN201910127446.3A
Authority: CN
Inventors: 刘永祥
Original assignee: Zhejiang Mingchun Textile Co Ltd
Current assignee: Zhejiang Mingchun Textile Co., Ltd
Priority date: 2019-02-20
Filing date: 2019-02-20
Publication date: 2020-11-06
Anticipated expiration: 2039-02-20
Also published as: CN109813071A

Abstract

The invention provides a high-efficiency longan drying device which comprises a chassis, a fixing frame, a top cover, a heating cylinder, a straight cylinder, an elbow cylinder, a connecting cylinder, a heat insulation layer and a butt joint frame, wherein the butt joint frame is welded at the top of the chassis in a nested mode, the fixing frame is movably sleeved at the top of the butt joint frame, the butt joint frame is welded at the top of the fixing frame in a nested mode, the top cover is movably sleeved at the top of the butt joint frame, the heating cylinder is embedded and welded at the left side and the right side of the chassis, and the straight cylinder is movably sleeved at the top of. When hot air flow blows towards the wind shield from bottom to top, the wind shield can drive the rotating shafts to rotate, so that the longan at the tops of the two rotating shafts rotates, the longan rotates continuously in the drying process, the longan can be heated uniformly, the drying efficiency of the longan can be increased, meanwhile, the longan is turned over continuously in the longan drying process, and the dried longan drying quality is guaranteed.

Description

Efficient longan drying device

Technical Field

The invention relates to the technical field of longan processing, in particular to a longan drying device.

Background

Longan, lychee, bird's-nest, longan is a plant of the family sapindaceae, fruits are eaten raw or processed into dry products, and meat, seeds, peels and roots can be used as medicines. The longan fruits are rich in nutrition, are popular with people from ancient times, are regarded as precious tonics, and have obvious nourishing function, the dried longan is also named as fructus alpiniae oxyphyllae and arillus longan, is a dried longan mature fruit, is neutral in nature and sweet in taste, contains chemical components such as thiamine, riboflavin, nicotinic acid, ascorbic acid and the like, has the effects of tonifying qi and enriching blood, calming nerves and calming the fetus, is suitable for symptoms such as insomnia, amnesia, spleen deficiency, diarrhea, lassitude and the like, is deeply favored by modern people, because the dried longan is dried in the sun in a sun exposure mode, the problem of low efficiency exists, people dry the longan by a drying device when processing the longan into dried longan, and the drying device in the prior art, the longan is still in the drying process, the heating surface of the longan is not changed, so the longan is heated unevenly, not only influence the drying efficiency of longan and cause the temperature of inefficiency, again because the longan needs continuous reversal at the stoving in-process, otherwise can influence the quality of longan pole, so drying device among the prior art is not suitable for with the stoving of longan. Therefore, further research needs to be carried out on the basis of the drying device, and an efficient longan drying device needs to be provided.

Disclosure of Invention

The utility model provides an efficient longan drying device sets up to the longan that provides in solving above-mentioned background all is motionless at the stoving in-process, can cause the heating surface of longan unchangeably, so will lead to the longan to be heated inhomogeneously, both influenced the drying efficiency of longan and cause the temperature of inefficiency, again because the longan needs continuous reversal at the stoving in-process, otherwise can influence the problem of the quality of longan round bar.

The invention provides the following technical scheme: a high-efficiency longan drying device comprises a chassis, a fixing frame, a top cover, a first heating cylinder, a straight cylinder, an elbow cylinder, a connecting cylinder, a heat-insulating layer and a butt-joint frame, wherein the butt-joint frame is nested at the top of the chassis, the fixing frame is movably sleeved at the top of the butt-joint frame, the butt-joint frame is nested at the top of the fixing frame, the top cover is movably sleeved at the top of the butt-joint frame, the first heating cylinder is embedded and welded at the left side and the right side of the chassis, the straight cylinder is movably sleeved at the top of the first heating cylinder, the elbow cylinder is movably sleeved at the top of the straight cylinder, the connecting cylinder is movably sleeved at the other end of the elbow cylinder, the top of the top cover is embedded and welded at the bottom of the connecting cylinder, the butt-joint cylinder is welded at the top of the straight cylinder, the butt-joint cylinder and the elbow cylinder are sleeved together, the, the butt joint ring is sleeved with the elbow cylinder, and the inner walls of the chassis, the fixing frame, the top cover, the first heating cylinder, the straight cylinder, the elbow cylinder, the connecting cylinder and the butt joint frame are all bonded with a heat insulation layer through structural adhesive;

the wind power generation device is characterized in that the fixed frame comprises splitter plates, wind gathering plates, bearings, rotating shafts, wind screens, supporting plates and separating plates, wherein seven splitter plates are welded on the inner wall of the fixed frame, two wind gathering plates are welded on the top of each splitter plate, the bearings are embedded and welded on the front surface and the back surface of the fixed frame, the bearings are respectively welded at the front end and the back end of each rotating shaft in a nested manner, eight wind screens are welded on the surfaces of the rotating shafts, the supporting plates are welded on the surfaces of the wind screens, and seven separating plates are welded on the inner wall of the fixed frame;

first cartridge heater includes snap ring, thermal-insulated shell, motor, flabellum, thermal-insulated seat, second cartridge heater and net sieve, the inner wall of first cartridge heater all welds and is provided with the net sieve, the top of first cartridge heater all welds and is provided with the snap ring, and the snap ring is in the same place with straight section of thick bamboo cover, the inner wall of first cartridge heater all is provided with thermal-insulated shell through the branch welding, the inner wall of thermal-insulated shell all forms a complete set and is provided with the motor, one side all welds and is provided with the flabellum, the inner wall of first cartridge heater all bonds through the structure glue has thermal-insulated seat, the middle all welding of thermal-insulated seat is provided with the second cartridge heater.

Further preferred embodiments: the wind shields and the supporting plate are surrounded on the surface of the rotating shaft, the rotating shaft is close to each other, the wind shields and the supporting plate are horizontally symmetrical, and the included angle between the two wind shields is 45 degrees.

Further preferred embodiments: one corner of each wind shield is in a curved surface shape, the supporting plate is in an arc shape, and the radian of the supporting plate is 22.5 degrees.

Further preferred embodiments: the surface of one end of the supporting plate is in a curved surface shape, and one side surface of the supporting plate close to the rotating shaft is vertical to the surface of the wind shield.

Further preferred embodiments: the flow distribution plate is evenly distributed on the inner wall of the fixed frame at equal intervals, and the flow distribution plate is positioned under the middle of the two rotating shafts.

Further preferred embodiments: the wind gathering plates are uniformly distributed on the inner wall of the fixing frame at intervals, the tops of the wind gathering plates are respectively positioned right below the rotating shaft, the two wind gathering plates are horizontally symmetrical by taking the splitter plate as a center, and the included angle between each wind gathering plate and the horizontal plane is 20-50 degrees.

Further preferred embodiments: the separation plate is respectively positioned right above the flow distribution plate, the separation plate is in an inverted V shape, the top of the separation plate is in a curved surface shape, and both side angles of the separation plate are curved surfaces.

Further preferred embodiments: the fixed frame and the butt joint frame are stacked together at intervals, the bottom of the fixed frame and the top of the butt joint frame are movably sleeved together, and the heat insulation layer is made of bakelite.

Further preferred embodiments: the motor and the second heating cylinder are connected in series through electric wires, and the fan blades are welded on the power output end of the motor.

The utility model provides an efficient longan drying device, has following beneficial effect:

(1) this kind of efficient longan drying device is provided with the deep bead, and when the hot gas stream from bottom to top blows to the deep bead, the deep bead can drive the axis of rotation and take place to rotate, makes the longan at two axis of rotation tops take place to rotate to make the longan at the continuous rotation of stoving in-process, can enough make the longan be heated evenly, can increase the drying efficiency of longan again, be applicable to the dry stoving of longan at the continuous upset longan of longan stoving in-process simultaneously, guarantee the quality that the dry stoving of longan.

(2) The layer board plays the effect of holding up the longan, the layer board can block the hot gas flow simultaneously, the deep bead produces bigger air resistance when making the hot gas flow blow to, and then make the deep bead rotate faster, can enough increase the upset of longan and then make the longan be heated more evenly, the quick deep bead that flows through of hot gas flow again, the efficiency of drying is increased to the edgewise, the radian of layer board is 22.5, eight layer boards are hundred eighty degrees altogether, make and leave twenty-two five degree arc breach between layer board and the deep bead, the hot gas flow of utilization of maximum efficiency.

(3) The side perpendicular to the surface of deep bead of layer board near the axis of rotation can make more hot gas flows blow in the bottom of deep bead, and then makes the resistance of deep bead and hot gas flow bigger, thereby makes the slew rate of deep bead faster, and makes the hot gas flow blow to the in-process of deep bead, the resistance minimizing of hot gas flow and layer board, makes the velocity of flow of hot gas flow faster, and then the further slew rate and the efficiency of drying that increases the deep bead.

(4) The fixed frame is piled up together with the butt joint frame interval, makes the hot gas flow blow through a plurality of fixed frames can make full use of hot gas flow, can enough increase the longan quality of disposable stoving, again can the energy can be saved, and the bottom of fixed frame and the top of butt joint frame all activity cup joint together to the insulating layer is bakelite, and the insulating layer can completely cut off high temperature, avoids people to be scalded, the use of the people of being convenient for.

Drawings

Fig. 1 is a schematic structural view of the whole of the present invention.

Fig. 2 is a schematic cross-sectional view of the present invention as a whole.

Fig. 3 is a schematic view of the construction of a wind deflector and a fascia according to the invention.

FIG. 4 is an enlarged view of FIG. 2A according to the present invention.

FIG. 5 is an enlarged view of FIG. 2B of the present invention.

FIG. 6 is an enlarged view of FIG. 5C of the present invention.

In FIGS. 1-6: the device comprises a fixed frame 1, a flow distribution plate 101, a wind gathering plate 102, a bearing 103, a rotating shaft 104, a wind screen 105, a supporting plate 106, a separating plate 107, a butt joint frame 2, a base plate 3, a top cover 4, a first heating cylinder 5, a mesh screen plate 501, a clamping ring 502, a heat insulation shell 503, a motor 504, fan blades 505, a heat insulation seat 506, a second heating cylinder 507, a straight cylinder 6, a butt joint cylinder 601, an elbow cylinder 7, a connecting cylinder 8, a butt joint ring 801 and a heat insulation layer 9.

Detailed Description

Referring to fig. 1 to 6, in the embodiment of the present invention, an efficient longan drying device includes a chassis 3, a fixing frame 1, a top cover 4, a first heating cylinder 5, a straight cylinder 6, an elbow cylinder 7, a connecting cylinder 8, a heat insulation layer 9 and a butt-joint frame 2, the butt-joint frame 2 is nested and welded on the top of the chassis 3, the fixing frame 1 is movably sleeved on the top of the butt-joint frame 2, the butt-joint frame 2 is nested and welded on the top of the fixing frame 1, the top cover 4 is movably sleeved on the top of the butt-joint frame 2, the first heating cylinders 5 are embedded and welded on the left and right sides of the chassis 3, the straight cylinder 6 is movably sleeved on the top of the first heating cylinder 5, the elbow cylinder 7 is movably sleeved on the top of the straight cylinder 6, the connecting cylinder 8 is movably sleeved on the other end of the elbow cylinder 7, the top of the top cover 4 is embedded and welded on the bottom of the connecting cylinder 8, the butt joint cylinder 601 is sleeved with the elbow cylinder 7, the top of the connecting cylinder 8 is welded with the butt joint ring 801, the butt joint ring 801 is sleeved with the elbow cylinder 7, and the inner walls of the chassis 3, the fixing frame 1, the top cover 4, the first heating cylinder 5, the straight cylinder 6, the elbow cylinder 7, the connecting cylinder 8 and the butt joint frame 2 are all bonded with a heat insulation layer 9 through structural adhesive; the fixed frame 1 comprises splitter plates 101, wind gathering plates 102, bearings 103, rotating shafts 104, wind deflectors 105, supporting plates 106 and separating plates 107, seven splitter plates 101 are welded on the inner wall of the fixed frame 1, two wind gathering plates 102 are welded on the tops of the splitter plates 101, the bearings 103 are embedded and welded on the front and back of the fixed frame 1, the bearings 103 are respectively embedded and welded at the front and back ends of the rotating shafts 104, eight wind deflectors 105 are welded on the surfaces of the rotating shafts 104, the supporting plates 106 are welded on the surfaces of the wind deflectors 105, and seven separating plates 107 are welded on the inner wall of the fixed frame 1; first heating cylinder 5 includes snap ring 502, thermal-insulated shell 503, motor 504, flabellum 505, thermal-insulated seat 506, second heating cylinder 507 and mesh screen 501, the inner wall of first heating cylinder 5 all welds and is provided with mesh screen 501, the top of first heating cylinder 5 all welds and is provided with snap ring 502, and snap ring 502 overlaps with straight section of thick bamboo 6 together, the inner wall of first heating cylinder 5 all is provided with thermal-insulated shell 503 through the branch welding, the inner wall of thermal-insulated shell 503 all forms a complete set and is provided with motor 504, one side of motor 504 all welds and is provided with flabellum 505, the inner wall of first heating cylinder 5 all bonds through the structural adhesive and has thermal-insulated seat 506, the centre of thermal-insulated seat 506 all welds and is provided with second heating cylinder 507, motor 504 and second heating cylinder 507 pass through the electric wire with the mode connection of establishing ties, and flabellum 505 welds and sets up on the power take.

Wherein, deep bead 105 and layer board 106 encircle the surface at axis of rotation 104, blow to the deep bead 105 when the hot gas stream from bottom to top, deep bead 105 can drive axis of rotation 104 and take place to rotate, the longan that makes two axis of rotation 104 tops takes place to rotate, thereby make the longan at the continuous rotation of stoving in-process, and then make the longan be heated evenly, guarantee the quality that the longan is dry, axis of rotation 104 is two liang close to, and the position level symmetry of deep bead 105 and layer board 106, and the contained angle between two deep beads 105 is 45 degrees.

Wherein, a deep bead 105 angle all is "curved surface" form, and layer board 106 is "arc" form, layer board 106 plays the effect of holding up the longan, layer board 106 can block the hot gas flow simultaneously, deep bead 105 produces bigger air resistance when making the hot gas flow blow to, and then make deep bead 105 rotate faster, can enough increase the upset of longan and then make the longan be heated more even, the fast logical deep bead 105 that flows through of hot gas flow again, the efficiency of drying is increased from the side, and the radian of layer board 106 is 22.5, eight layer boards 106 are hundred eighty degrees altogether, make and leave twenty-two five degree arc breach between layer board 106 and the deep bead 105, the most efficient hot gas flow that utilizes.

The surface of one end of the supporting plate 106 is in a curved surface shape, and one side surface of the supporting plate 106 close to the rotating shaft 104 is perpendicular to the surface of the wind shield 105, so that more hot air can be blown into the bottom of the wind shield 105, the resistance between the wind shield 105 and the hot air is larger, the rotating speed of the wind shield 105 is faster, the resistance between the hot air and the supporting plate 106 is minimized in the process that the hot air is blown to the wind shield 105, the flowing speed of the hot air is faster, and the rotating speed and the drying efficiency of the wind shield 105 are further increased.

Wherein, the flow distribution plate 101 is evenly distributed on the inner wall of the fixed frame 1 at equal intervals, and the flow distribution plate 101 is positioned right below the middle of the two rotating shafts 104, the flow distribution plate 101 divides the air in the fixed frame 1 into eight, so that the hot air flow is blown to eight groups of rotating shafts 104 through eight spatial distributions.

Wherein, gather wind board 102 interval evenly distributed at the inner wall of fixed frame 1, gather wind board 102 and can gather together the hot gas flow, make the quick blowing of hot gas flow to in the middle of two axis of rotation 104, and then make the wind board 105 on two axis of rotation 104 distribute and drive two axis of rotation 104 anticlockwise and clockwise rotation, the top of gathering wind board 102 is located axis of rotation 104 respectively under, and two gather wind board 102 and use flow distribution plate 101 as central horizontal symmetry, and gather wind board 102 and the contained angle of horizontal plane and be 30, make the wind effect of gathering wind board 102 reach best, the velocity of flow when making the hot gas flow blow down wind board 105 is the biggest.

Wherein, the separation plate 107 is located the flow distribution plate 101 directly over respectively, and the separation plate 107 is "V" style of calligraphy of standing upside down, and the separation plate 107 can divide into the longan and part, makes the longan distribute and is located two axis of rotation 104 directly over, and the top of separation plate 107 is "curved surface" form, can avoid the longan to put badly by the top of separation plate 107 when pouring into fixed frame 1, and the both sides angle of separation plate 107 is "curved surface", can avoid the longan to put badly by the both sides angle of separation plate 107 in the rotation process.

Wherein, fixed

frame

1 and 2 intervals of butt joint frame are piled up together, can make full use of hot gas flow, can enough increase the longan quality of disposable stoving, again can the energy can be saved, and the bottom of fixed frame 1 and the equal activity of top of butt joint frame 2 cup joint together to insulating layer 9 is bakelite, and insulating layer 9 can completely cut off high temperature, avoids people to be scalded.

When the high-efficiency longan drying device is used, firstly, longan is respectively laid in three fixing frames 1, the longan is arranged above two rotating shafts 104 in a straight line, then the three fixing frames 1 are sequentially stacked together through the butt joint frame 2, then the top cover 4 is sleeved on the butt joint frame 2 fixed on the uppermost fixing frame 1, then the straight cylinders 6 are respectively sleeved on the snap rings 502 at the tops of the two first heating cylinders 5, then the two ends of the elbow cylinder 7 are respectively sleeved on the butt joint cylinder 601 at the top of the straight cylinder 6 and the butt joint ring 801 at the top of the butt joint cylinder, then the power supplies of the motor 504 and the second heating cylinder 507 are connected through wires, the motor 504 drives the fan blade 505 to rotate at a high speed to blow outside air into the chassis 3, the second heating cylinder 507 heats the air, the air flow is changed into hot air flow, the hot air flow blows through the wind shield 105, so that the wind shield 105 drives the rotating shafts 104 to rotate at a high speed to turn over the longan, meanwhile, the longan is dried by hot air, the hot air returns to the first heating cylinder 5 through the connecting cylinder 8, the elbow cylinder 7 and the straight cylinder 6 in sequence, the hot air can flow in the device in a circulating mode and is fully utilized, the longan is taken out after the longan is waited for a period of time, and the longan is disconnected from the power supply of the motor 504 and the power supply of the second heating cylinder 507 through the electric wire.

Claims

1. The utility model provides an efficient longan drying device, includes chassis (3), fixed frame (1), top cap (4), a first cartridge heater (5), straight section of thick bamboo (6), an elbow section of thick bamboo (7), connecting cylinder (8), insulating layer (9) and butt joint frame (2), its characterized in that: the top of the chassis (3) is nested with the butt-joint frame (2), the top of the butt-joint frame (2) is movably sleeved with the fixed frame (1), the top of the fixed frame (1) is all nested with the butt-joint frame (2), the top of the butt-joint frame (2) is movably sleeved with the top cover (4), the left side and the right side of the chassis (3) are respectively embedded with the first heating cylinder (5), the top of the first heating cylinder (5) is respectively movably sleeved with the straight cylinder (6), the top of the straight cylinder (6) is respectively movably sleeved with the elbow cylinder (7), the other end of the elbow cylinder (7) is respectively movably sleeved with the connecting cylinder (8), the bottom of the connecting cylinder (8) is respectively embedded with the top of the top cover (4), the top of the straight cylinder (6) is respectively welded with the butt-joint cylinder (601), and the butt-joint cylinder (601) and the elbow cylinder (7) are sleeved together, butt joint rings (801) are welded on the tops of the connecting cylinders (8), the butt joint rings (801) are sleeved with the elbow cylinders (7), and heat insulation layers (9) are bonded on the inner walls of the chassis (3), the fixing frame (1), the top cover (4), the first heating cylinder (5), the straight cylinder (6), the elbow cylinders (7), the connecting cylinders (8) and the butt joint frames (2) through structural adhesives;

the fixed frame (1) comprises a splitter plate (101), an air collecting plate (102), a bearing (103), a rotating shaft (104), an air baffle (105), a supporting plate (106) and a separating plate (107), the inner walls of the fixed frames (1) are welded with seven splitter plates (101), the top of the flow distribution plate (101) is welded with two wind gathering plates (102), bearings (103) are embedded and welded on the front and the back of the fixed frame (1), the bearings (103) are respectively embedded and welded at the front end and the rear end of the rotating shaft (104), eight wind shields (105) are welded on the surfaces of the rotating shafts (104), the surfaces of the wind shields (105) are all welded with supporting plates (106), the inner walls of the fixing frames (1) are all welded with seven separating plates (107), and longans are respectively paved in the three fixing frames (1) and are arranged above the space between the two rotating shafts (104);

the first heating cylinder (5) comprises a clamping ring (502), a heat insulation shell (503), a motor (504), fan blades (505), a heat insulation seat (506), a second heating cylinder (507) and a mesh screen plate (501), the inner walls of the first heating cylinders (5) are all welded with mesh plates (501), snap rings (502) are welded on the top of the first heating cylinder (5), the clamping ring (502) is sleeved with the straight cylinder (6), the inner walls of the first heating cylinder (5) are welded with heat insulation shells (503) through supporting rods, the inner walls of the heat insulation shells (503) are all provided with motors (504) in a matching way, one sides of the motors (504) are all provided with fan blades (505) in a welding way, the inner walls of the first heating cylinders (5) are all bonded with heat insulation seats (506) through structural adhesives, and the middle of the heat insulation seat (506) is provided with a second heating cylinder (507) in a welding way.

2. The high-efficiency longan drying device according to claim 1, wherein: the wind deflectors (105) and the supporting plate (106) encircle the surface of the rotating shaft (104), the rotating shaft (104) is close to each other in pairs, the positions of the wind deflectors (105) and the supporting plate (106) are horizontally symmetrical, and the included angle between the two wind deflectors (105) is 45 degrees.

3. The high-efficiency longan drying device according to any one of claims 1 or 2, wherein: one corner of each wind shield (105) is in a curved surface shape, the supporting plate (106) is in an arc shape, and the radian of the supporting plate (106) is 22.5 degrees.

4. The high-efficiency longan drying device according to any one of claims 1 or 2, wherein: the surface of one end of the supporting plate (106) is in a curved surface shape, and one side surface of the supporting plate (106) close to the rotating shaft (104) is vertical to the surface of the wind shield (105).

5. The high-efficiency longan drying device according to claim 1, wherein: the flow distribution plate (101) is uniformly distributed on the inner wall of the fixed frame (1) at intervals and at equal intervals, and the flow distribution plate (101) is positioned right below the middle of the two rotating shafts (104).

6. The high-efficiency longan drying device according to claim 1, wherein: the wind gathering plates (102) are uniformly distributed on the inner wall of the fixed frame (1) at intervals, the tops of the wind gathering plates (102) are respectively positioned right below the rotating shaft (104), the two wind gathering plates (102) are horizontally symmetrical by taking the flow distribution plate (101) as a center, and the included angle between the wind gathering plates (102) and the horizontal plane is 20-50 degrees.

7. The high-efficiency longan drying device according to claim 1, wherein: the separating plates (107) are respectively positioned right above the flow distribution plate (101), the separating plates (107) are inverted V-shaped, the tops of the separating plates (107) are curved surfaces, and both side angles of the separating plates (107) are curved surfaces.

8. The high-efficiency longan drying device according to claim 1, wherein: the fixed frame (1) and the butt joint frame (2) are stacked together at intervals, the bottom of the fixed frame (1) and the top of the butt joint frame (2) are movably sleeved together, and the heat insulation layer (9) is made of bakelite.

9. The high-efficiency longan drying device according to claim 1, wherein: the motor (504) and the second heating cylinder (507) are connected in series through electric wires, and the fan blades (505) are welded on the power output end of the motor (504).