CN210425969U - Panel turnover dryer - Google Patents

Abstract

The utility model discloses a flap dryer, which comprises a shell of the dryer, a feeding device for feeding materials into the shell, a conveying device for conveying materials in the shell, a hot blast stove for blowing hot air into the shell, an exhaust device for exhausting gas out of the shell and a discharging device for moving out the dried materials in the shell; the feeding device is provided with a feed opening, the shell is provided with a feed opening and a discharge opening, the feed opening of the feeding device is positioned above the feed opening of the shell, the conveying device is arranged between the feed opening and the discharge opening in the shell, and the discharge opening is connected with the discharging device; the shell is provided with an air inlet for hot air to enter and an air outlet for cold air to be discharged, the hot blast stove comprises a stove body, and a main air outlet is connected with the stove body; the exhaust device is provided with a dust hood and is connected with an air outlet through the dust hood. The utility model discloses drying quality when drying tealeaves can be improved, the poor problem of system tea quality is solved.

Description

Panel turnover dryer

Technical Field

The utility model relates to a tea making device technical field specifically is a turn over board drying-machine.

Background

Tea leaves in China are various in types, and are both big tea producing countries and big consumption countries. The tea dryer is used for heating and conveying ambient air into equipment by using power generated by electric power, diesel power, wind power, inflammable materials and the like, and further dehumidifying tea at a proper temperature.

The leaf drying method comprises oven drying, parching, and sun drying.

The drying procedure of the green tea is generally to dry firstly and then fry, because the water content of the rolled tea is still high, if the tea is directly fried to be dry, the tea can be quickly agglomerated in a pot of a frying machine, and tea juice is easy to adhere to the wall of the pot, therefore, the tea is firstly dried, and the water content is reduced to meet the requirement of frying in the pot.

There is certain drawback current measuring device when using, and traditional drying-machine is carrying out the in-process of drying to tealeaves, and tealeaves can't evenly distributed in the drying-machine, and tealeaves can be piled up and is piled up together, influences the stoving effect of tealeaves. In order to solve the problems of piling and uneven drying, the turning plate structure is added into the existing dryer, tea leaves in the dryer are turned and dried, and the drying quality of the tea leaves is improved. However, in the conventional flap dryer, the flap structure is too heavy and is not easy to control, and the tea leaves are easily damaged.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a turn over board drying-machine improves the system tea quality, solves the poor problem of system tea quality.

In order to realize the purpose of the utility model, the utility model adopts the following technical scheme: a flap dryer comprises a shell of the dryer, a feeding device for feeding materials into the shell, a conveying device for conveying the materials in the shell, a hot blast stove for blowing hot air into the shell, an exhaust device for discharging gas out of the shell and a discharging device for moving the dried materials out of the shell;

the feeding device is provided with a feed opening, the shell is provided with a feed opening and a discharge opening, the feed opening of the feeding device is positioned above the feed opening of the shell, the conveying device is arranged between the feed opening and the discharge opening in the shell, and the discharge opening is connected with the discharging device;

the hot blast stove comprises a stove body, and the total air outlet is connected with the stove body; exhaust apparatus is equipped with the dust excluding hood, exhaust apparatus passes through the dust excluding hood and connects the air exit.

Preferably, the conveying device comprises a feeding hole for placing the materials into the dryer, a conveying mechanism for conveying the materials in the dryer and a discharging hole for conveying the dried materials out of the dryer, the conveying mechanism comprises two rotating shafts and an annular conveying belt, the conveying belt is sleeved on the rotating shafts, and the conveying belt is arranged on a vertical plane; two conveying belts are arranged in the conveying mechanism and are arranged on the same horizontal position in parallel; the conveying mechanism further comprises a supporting plate and a plurality of turning plates, wherein one side of each turning plate is a fixed side with two ends rotatably fixed between the two conveying belts, the supporting plate is arranged below the conveying belts, the other side of each turning plate is a turning side supported against the supporting plate under the action of gravity, and the plurality of turning plates are sequentially arranged to form a conveying surface for conveying materials.

Preferably, the feeding device comprises a driving device and a conveying belt, the conveying belt is used for conveying materials, and the driving device is used for driving the conveying belt to move; the feeding device is also provided with a leaf homogenizing device which is used for uniformly dispersing the materials on the conveying belt.

Preferably, the hot blast stove comprises a stove body, the stove body is provided with an air supply device and an air quantity adjusting device, the air supply device comprises a hot air device and a cold air device, the hot air device is used for providing hot air, the cold air device is used for providing cold air, the air quantity adjusting device is used for adjusting the air intake of the hot air and the cold air simultaneously, and the stove body is connected with an air inlet of the shell.

Preferably, exhaust apparatus includes exhaust fan, direction cover, separating mechanism, retrieves the mechanism and locates the dust excluding hood at drying-machine top, the air outlet has been seted up to the dust excluding hood, the air outlet that exhaust fan corresponds the dust excluding hood is with the gas suction in the drying-machine and through direction cover flow direction separating mechanism, gas outlet and drainage wind channel have been seted up on the separating mechanism, separating mechanism passes through transmission pipeline with retrieving the mechanism and is connected, the exhaust hole has been seted up in retrieving the mechanism, it is used for retrieving material piece and dust to retrieve the mechanism.

Preferably, the blanking device comprises a leaf sweeping mechanism, a material containing disc and a material returning mechanism for recovering materials falling from the conveying device, the leaf sweeping mechanism comprises a leaf inlet cavity, a leaf inlet and a leaf outlet are formed in the leaf inlet cavity, the leaf inlet is connected with a discharge port of the shell, and the leaf outlet is formed above the material containing disc; the feed back mechanism includes the recovery board that the slope set up, retrieves the chain and sets up the scraper blade on retrieving the chain, it sets up in retrieving the board top to retrieve the chain slope, retrieve chain and recovery board parallel arrangement, the scraper blade transversely sets up in retrieving the board top.

Preferably, the furnace body is connected with the shell through the air guide channel, the hot air device comprises a hot air blower and a hot air box communicated with the hot air blower, a heater is arranged in the hot air box and used for heating air, and the hot air box is provided with an air inlet and a hot air outlet; the cold air device comprises an air cooler and a cold air pipeline connected with the air cooler, and the cold air pipeline is provided with a cold air outlet; be equipped with cold wind chamber, hot-blast chamber and hybrid chamber in the wind-guiding passageway, cold wind export is connected in the cold wind chamber, hot-blast export is connected in the hot-blast chamber, hot-blast chamber is located cold wind chamber below, the cold wind chamber passes through ventilation window intercommunication with hot-blast chamber, hybrid chamber intercommunication cold wind chamber, hybrid chamber and hot-blast chamber are established and are all equipped with the vent that communicates with the casing.

Preferably, the air volume adjusting device comprises a cold air baffle, at least one hot air baffle and an adjusting and driving device which can simultaneously drive the hot air baffle and the cold air baffle to rotate, the hot air baffle is positioned at the air inlet, and the hot air baffle is used for adjusting the air flow of the air inlet; adjusting drive arrangement includes action bars and driven lever, be provided with link mechanism between action bars and the driven lever, link mechanism includes two first connecting rods and the second connecting rod of articulated each other, first connecting rod one end is articulated with the action bars, second connecting rod one end is articulated with the driven lever, the action bars is used for supplying operating personnel to remove, works as when the action bars removes, the driven lever passes through link mechanism and is driven, makes cold wind baffle and hot-blast baffle rotate simultaneously.

Preferably, the conveying mechanism comprises two conveying surfaces which are stacked up and down, supporting plates for supporting the turning plates are arranged below the conveying surfaces, and an inclined plate is arranged at one end of each supporting plate of each conveying surface in an inclined manner; the conveying belt drives the turning plate to move above the inclined plate, the turning side of the turning plate faces downwards, and the materials on the turning plate fall onto the other conveying surface below from the conveying surface.

Preferably, the separating mechanism further comprises a cylinder, the drainage air duct is arranged at the top of the cylinder and is eccentrically arranged with the cylinder, the cross section of the drainage air duct is larger than the cross section area of the cylinder, the air outlet is arranged at the top end of the cylinder and is close to one end, small in cross section area, of the eccentric arrangement, and the cylinder is further communicated with the transmission pipeline.

Compared with the prior art, the flap dryer adopting the technical scheme has the following beneficial effects:

one, adopt the utility model discloses a turn over board drying-machine, loading attachment can be with the even material loading of tealeaves to do not influence the quality of tealeaves when spreading out tealeaves, the material loading efficiency is high, is suitable for the flow production line of various tealeaves, uses extensively.

Secondly, the conveying device of the utility model has a lighter structure and less damage to materials; the transportation path of the materials in the dryer is increased, the drying time of the materials is prolonged, and the drying quality of the materials is improved.

Three, the utility model provides a cold wind device provides cold wind in the hot-blast stove, and hot-blast device provides hot-blast, and hot-blast device is provided with the heating ware, comes to heat wind to provide hot-blast, air regulation device can adjust hot-blast and cold wind's intake simultaneously, because the utility model discloses an air regulation device can adjust hot-blast and cold wind's intake simultaneously, adjusts very fast, so temperature in the control drying-machine that can be very fast. Can be adjusted in time according to the humidity of different batches of tea raw materials, and has high processing efficiency and good economic benefit.

Drawings

Fig. 1 is a schematic structural view of an embodiment of a flap dryer of the present invention;

FIG. 2 is a schematic structural diagram of a loading device in this embodiment;

FIG. 3 is a schematic structural view of the feeding device in this embodiment at another angle;

FIG. 4 is an enlarged view of a portion A of FIG. 2;

FIG. 5 is a partial enlarged view of portion B of FIG. 2;

FIG. 6 is an enlarged view of a portion C of FIG. 2;

FIG. 7 is a schematic structural diagram of a conveying apparatus in the present embodiment;

FIG. 8 is a schematic structural diagram of a transport mechanism in the transport apparatus of the present embodiment;

FIG. 9 is a schematic view showing the structure of a chain in this embodiment;

FIG. 10 is an enlarged schematic view at D of FIG. 8;

FIG. 11 is an enlarged schematic view at E in FIG. 8;

FIG. 12 is a schematic structural view of the hot blast stove of the present embodiment;

FIG. 13 is a schematic structural diagram of an adjustment driving device in the present embodiment;

fig. 14 is a schematic structural view of an air guiding channel in this embodiment;

FIG. 15 is a schematic view of the structure of the air discharging device in this embodiment;

FIG. 16 is another schematic view of the structure of the air discharging device in this embodiment;

fig. 17 is a schematic structural view of the blanking device in this embodiment;

fig. 18 is an enlarged schematic view at F in fig. 17.

Reference numerals:

u, a shell; u1, an air inlet; u2 and an air outlet;

z, a feeding device; z1, conveyor belt; z2, a leaf homogenizing device; z3, saw teeth; z4, a tensioner; z5, hopper; z6, recovery unit; z7, adjusting rod; z8 and a feed opening; z9, viewing window; z10, a turnover plate;

y, a conveying device; y1, material; y11, feed inlet; y12 and a discharge hole; y3, transport mechanism; y30, transport plane; y31, a rotating shaft; y32, conveyor belt; y41, support plate; y5, a turning plate; y51, fixed slot; y52, slotting; y53, end plates; y42, end stop; y71, chain link; y72, fixed column; y74, outer segment; y741, bumps; y75, inner segment; y751, guide groove;

x, a hot blast stove; x1, furnace body; x2, air supply; x3, an air volume adjusting device; x4, hot air device; x5, cold air device; x6, hot air blower; x7, hot air box; x8, a heater; x9, an air inlet; x10, hot air outlet; x11, air cooler; x12, a cold air duct; x13 and a cold air outlet; x14, diverter plate; x15, cold air baffle; x16, hot air baffle; x17, adjustment drive; x18, lever; x19, driven bar; x20, a linkage; x21, a first link; x22, a second link;

w, an exhaust device; w1, exhaust fan; w2, guide cover; w3, separation mechanism; w4, recovery mechanism; w5, dust excluding hood; w6, an air outlet; w7, air outlet; w8, a drainage air duct; w9, a transmission pipeline; w10, exhaust hole; w11, cylinder; w12, fixed bolster; w13, guide plate; w14, maintenance window; w15, wind guide fan; w16, fan shaft; w17, fan blades; w18, a fixed part; w19, wind guide convex part; w20, inclined surface; w21, observation door; w22, connection seal; w23, output channel; w24, afferent channel;

v, a blanking device; v1, leaf sweeping mechanism; v11, an inlet cavity; v12, leaf inlet; v13, leaf outlet; v2, material containing disc; v3, a feed back mechanism; v31, recovery plate; v32, recovery chain; v33, a scraper;

t, a wind guide channel; t1, a cold air cavity; t2, hot air cavity; t3, mixing chamber; t4, ventilation window; t5, vent.

Detailed Description

Embodiments of the present invention are described in more detail below with reference to the accompanying drawings.

The flap dryer shown in fig. 1 comprises a shell of the dryer, a feeding device Z for feeding materials into the shell, a conveying device for conveying the materials in the shell, a hot blast stove X for blowing hot air into the shell, an exhaust device W for exhausting gas out of the shell and a discharging device for removing the dried materials in the shell; a feeding opening Z8 is arranged on the feeding device Z, a feeding opening and a discharging opening are arranged on the shell, a feeding opening Z8 of the feeding device Z is positioned above the feeding opening of the shell, the conveying device is arranged between the feeding opening and the discharging opening in the shell, and the discharging opening is connected with the feeding device; the shell is provided with an air inlet for hot air to enter and an air outlet for cold air to be discharged, the hot blast stove X comprises a stove body X1, and a total air outlet W6 is connected with the stove body X1; the exhaust device W is provided with a dust hood W5 and is connected with an exhaust outlet through a dust hood W5.

The various devices of the tumble dryer are further described below:

as shown in fig. 2 to fig. 6, which are schematic structural diagrams of a feeding device Z, the feeding device Z includes a feeding device Z, a driving device and a conveyor belt Z1 are arranged on the feeding device Z, the conveyor belt Z1 is used for conveying tea leaves, and the driving device is used for driving the conveyor belt Z1 to move; the feeding device Z is also provided with a leaf homogenizing device Z2, and the leaf homogenizing device Z2 is used for uniformly dispersing the tea leaves on the conveyer belt Z1.

The feeding device Z is also provided with a hopper Z5, the hopper Z5 is used for placing tea, when the tea leaf feeding device works on the production line, an upstream machine does not need to continuously provide tea leaves, and only needs to put the tea leaves into the hopper Z5 at intervals.

The conveyer belt Z1 is chain slat type conveyer belt Z1, is equipped with the board that turns over on the chain slat type conveyer belt Z1, turns over the board and is used for holding tealeaves, can adjust the thickness of turning over the board according to the kind of tealeaves, guarantees the treatment quality of the follow-up operation flow such as stoving of different tealeaves kinds.

The top of conveyer belt Z1 still is equipped with the discharge gate, and tealeaves is transported behind the top of conveyer belt Z1, falls from the discharge gate, and the setting of discharge gate can make the scope that tealeaves fell controllable, the follow-up tealeaves of being convenient for handle the flow.

An observation window Z9 is arranged on the feeding device Z, the observation window Z9 is used for observing the state of the tea leaves at the discharge port, and parameters such as the conveying amount, the conveying speed and the tensioning degree of the conveying belt Z1 of the tea leaves can be adjusted in real time according to the observed state.

The leaf homogenizing device Z2 is provided with an adjusting rod Z7, the adjusting rod Z7 is used for adjusting the distance between the leaf homogenizing device Z2 and the conveying belt Z1, and the adjusting rod Z7 is arranged to enable the adjusting of the leaf homogenizing device Z2 to be simpler and better to operate, so that even if the conveying belt Z1 is conveniently adjusted by workers in the working process, safety problems cannot occur, and the normal work of the production line is guaranteed.

The feeding device Z is also provided with a tensioning device Z4, and the tensioning device Z4 is used for tensioning the conveying belt Z1, so that the normal operation of the conveying belt Z1 is ensured, and the adjustment is simple.

The lower end of the conveying belt Z1 is also provided with a recovery device Z6, and the recovery device Z6 is used for receiving and recovering fallen tea leaves, so that waste is avoided, and the environment of a factory is ensured.

Even leaf device Z2 is last to be equipped with even leaf sawtooth Z3, and even leaf sawtooth Z3 is flexible material, can reach fine even leaf effect to can not harm tealeaves, the tea finished product blade is intact, can not increase the profit of product because of the quality of machining loss tealeaves.

The leaf homogenizing device Z2 comprises a central bracket, wherein the peripheral wall of the central bracket in the length direction is detachably connected with a blade, and one side of the blade, which is far away from the central bracket, is detachably connected with a leaf homogenizing sawtooth Z3; and a distance adjusting device is also arranged between the blades and the central support and can adjust the distance between the blades and the central support. The leaf homogenizing device Z2 in the utility model can realize the height adjustment of the position, and the displacement device can realize the great height adjustment of the central bracket and the blades; the distance between the blade and the central support can be adjusted by the distance adjusting device between the blade and the central support, so that the distance between the even blade sawtooth Z3 and the conveying net is adjusted, and the height position of the blade is finely adjusted; even leaf sawtooth Z3 is connected for the screw member between with the blade, and even leaf sawtooth Z3 is removable, washs, prevents that bacterium from breeding on the even leaf sawtooth Z3, and is more clean health.

The feeding device Z transports the material Y1 to the conveying device Y in the casing, the material Y1 is driven by the conveying device Y to move in the casing filled with the drying gas, the conveying device Y is described with reference to fig. 7 to 9, and the conveying device Y comprises a feeding hole Y11 for placing the material Y1 in the dryer, a conveying mechanism Y3 for transporting the material Y1 in the dryer, and a discharging hole Y12 for transporting the dried material Y1 out of the dryer.

In this embodiment, the material Y1 on the dryer and conveyor Y is tea leaves. The material Y1 falls into a conveying surface Y30 formed by sequentially splicing turnover plates Y5 from a feeding hole Y11, and the conveying belt Y32 is driven by a rotating shaft Y31 to be conveyed along the direction of an arrow in fig. 7. The feeding hole Y11 of the material Y1 is arranged at the near end of the first layer of conveying surface Y30 in the conveying direction, and the material Y1 is conveyed to the far end under the driving of the conveying surface Y30. During the transport of the material Y1 from the proximal end to the distal end of the transport plane Y30, the flap Y5 is supported by a support plate Y41 arranged below the conveyor belt Y32, forming a finished transport plane. When the material Y1 is transported to the end of the transport plane Y30, it is required to fall onto the second layer of transport plane Y30. The conveying device is provided with a plurality of conveying mechanisms Y3 which are stacked up and down, and a sloping plate Y42 is arranged at the far end of the conveying plane Y30 in the conveying direction. A plurality of transmission mechanisms Y3 which are overlapped up and down are arranged in one dryer, and the material Y1 is transmitted left and right through an S shape to be dried in the dryer, so that the drying time of the material Y1 is prolonged. And the corresponding number of transport mechanisms can be installed or used according to the actual drying effect.

An inclined plate Y42 is arranged at the far end of the conveying surface Y30, when the turning plate Y5 moves to the position above the inclined plate Y42, the turning side of the turning plate Y5 is separated from the supporting plate Y41, and the turning side moves downwards along the inclined plate Y42 under the action of gravity. At this point, material Y1 carried on flap Y5 is also forced by material Y1 to fall downwardly onto the next level of conveying surface Y30. The shading shows material Y1, and material Y1 is finally discharged from a discharge outlet Y12 after falling and transporting on a multi-layer transporting surface Y30.

The conveying mechanism comprises two rotating shafts Y31 and an annular conveyor belt Y32, the conveyor belt Y32 is sleeved on the rotating shafts Y31, and the conveyor belt Y32 is arranged on a vertical plane; two conveying belts Y32 are arranged in the conveying mechanism Y3 and are arranged on the same horizontal position in parallel; the conveying mechanism Y3 further comprises a supporting plate (Y41) and a plurality of turning plates Y5, wherein one side of each turning plate Y5 is a fixed side with two ends rotatably fixed between the two conveyor belts Y32, the supporting plate Y41 is arranged below the conveyor belts, the other side of each turning plate Y5 is a turning side which is abutted against the supporting plate Y41 under the action of gravity, and the plurality of turning plates Y5 are sequentially arranged to form a conveying surface Y30 for conveying the materials Y1. The conveying mechanism Y3 comprises two conveying surfaces Y30, the conveying surfaces Y30 are arranged in a vertically stacked mode, supporting plates Y41 used for supporting turning plates Y5 are arranged below the conveying surfaces Y30, and one end of each supporting plate Y41 of the conveying surface Y30 is an inclined plate Y42 which is arranged obliquely; the conveyor belt Y32 drives the turning plate Y5 to move above the sloping plate Y42, the turning side of the turning plate Y5 faces downwards, and the material Y1 on the turning plate Y5 falls from the conveying surface Y30 to the other conveying surface Y30 below. The material Y1 can be dried on the upper and lower conveying surfaces Y30 in one conveying mechanism Y3, the drying time of a single conveying mechanism Y3 can be prolonged, and the drying quality of the dryer is improved.

And baffles for preventing the material Y1 from flying out of the conveying device are arranged at two ends of the conveying mechanism Y3, and the baffles at two ends of the conveying device are obliquely arranged to be inverted splayed. The baffle about can prevent effectively that turn over board Y5 from turning over at the in-process of turning up, and the upset is too fast to cause the damage, can collect material Y1 remaining on turning over board Y5 in addition.

The conveyor belt Y32 adopts an annular chain, the chain is formed by mutually connecting a plurality of chain links Y71, and the joints of the chain links Y71 are provided with fixing columns Y72. Fixing grooves Y51 are formed in two ends of the fixing side of the turning plate Y5, fixing columns Y72 on two conveyor belts Y32 of the conveying mechanism Y3 are arranged oppositely, and fixing columns Y72 are inserted into the fixing grooves Y51. The turning plate Y5 can be rotatably fixed on the conveyor belt Y32 through fixing columns Y72 and fixing grooves Y51 on two sides of the fixing end, and the stability of the turning plate Y5 is improved. The distance between the fixed side and the two sides of the flap Y5, i.e. the width of the flap Y5, is equal to the width of each link Y71, the flip side of the flap Y5 is in direct contact with the fixed side of the adjacent flap Y5, and the successive adjacent flaps Y5 form the finished transport plane Y30.

End plates Y53 are arranged at two ends of the turning plate Y5, and a material Y1 cavity for bearing a material Y1 is formed by the end plate Y53 and two plate surfaces of the turning plate Y5. The left and right sides of the turning plate Y5 can bear the material Y1, so that the material Y1 can be conveniently conveyed. The turning plate Y5 is provided with a slot Y52 for preventing the turning plate Y5 from deforming in the drying process, and the slot Y52 is arranged at two ends of the turning side.

As shown in fig. 9 and 11, a structure diagram of a chain in the conveying mechanism is shown, the chain is sleeved on a chain wheel for transmission, the chain wheel is provided with teeth, and includes an outer chain link and an inner chain link which are alternately connected in sequence, the inner chain link is provided with a guide groove Y751 for twisting with the teeth, and the outer chain link is provided with a projection Y741 for clamping and fixing the teeth. The inner link includes two inner segments Y75, and the guide groove Y751 is provided on the side where the two inner segments Y75 contact the gear teeth. The guide groove Y751 is arranged on the side surface of the inner segment Y75, the groove bottom of the guide groove Y751 is inclined for facilitating the opening of the gear, and the groove bottoms of the guide grooves Y751 on the two inner segments Y75 are inverted splayed.

When the gear teeth are clamped in the inner link, the two oppositely arranged guide grooves Y751 clamp the gear teeth into the space between the inner segment pieces Y75, the groove bottoms of the guide grooves Y751 are obliquely arranged, transition heroic grooves are formed in the oblique groove bottoms, and the surfaces of the gear teeth can be better clamped. Adopt the utility model discloses a high block degree chain, through the guide way Y751 that sets up on the inner link can be better with the transposition of the teeth of a cogwheel, stability between reinforcing chain and the teeth of a cogwheel, the chain is difficult to the tow chain.

The outer chain link comprises two outer segments Y74, the projection Y741 is arranged in the middle of the two outer segments Y74, and the projections Y741 on the two outer segments Y74 are oppositely arranged for reducing the distance between the two outer segments Y74. The projection Y741 is in a long strip shape, and the length direction of the projection Y741 is arranged along the length direction of the outer chain link; the surfaces of the projection Y741 and the outer segment Y74 are in smooth transition. When the gear teeth are clamped into the outer chain links, the two oppositely arranged projections Y741 can clamp the gear teeth between the two outer segments Y74 better, the projections Y741 are arranged on the surfaces of the outer segments Y74 in a transition mode, and the transition surfaces can clamp the surfaces of the gear teeth better. The utility model provides a lug Y741 that sets up on the outer chain link shortens the distance between the outer chain link, improves the block degree between the outer chain link and the teeth of a cogwheel, guarantees that the card that the chain can stabilize is solid on the teeth of a cogwheel.

As shown in fig. 12 and 13, the hot blast stove X includes a stove body X1, the stove body X1 is provided with an air supply device X2 and an air quantity adjusting device X3, the air supply device X2 includes a hot air device X4 and a cold air device X5, the hot air device X4 is used for providing hot air, the cold air device X5 is used for providing cold air, the air quantity adjusting device X3 is used for adjusting the air intake of the hot air and the cold air at the same time, and the stove body X1 is used for connecting with a tea leaf dryer.

The hot air device X4 comprises a hot air blower X6 and a hot air box X7 communicated with the hot air blower X6, a heater X8 is arranged in the hot air box X7, the heater X8 is used for heating air, and the hot air box X7 is provided with an air inlet X9 and a hot air outlet X10. The hot air blower X6 blows air into the hot air box X7, the air is heated by the heater X8 in the hot air box X7, and the heated hot air is blown out from the hot air outlet X10. This heater X8 adopts electrical heating, can the efficient heated air, and the heating effect is better, and heat exchange efficiency is high, adopts electrical heating's mode, has avoided the environmental pollution problem of production such as burning biological particle, firewood or coal burning, need not to handle burning tail gas, has reduced equipment cost for equipment more adapts to market demand.

The cold air device X5 includes air-cooler X11 and the cold air duct X12 who is connected with air-cooler X11, and cold air duct X12 is provided with cold wind export X13. The cold air blower X11 blows cold air into the cold air duct X12, and the cold air blows out from the air opening. The hot air outlet X10 is provided with an inclined splitter plate X14, and the splitter plate X14 is used for splitting the air. The hot air outlet X10 is divided by a flow dividing plate X14. The cold air outlet X13 is provided with an inclined diverter plate X14, the diverter plate X14 serving to divert the gas. The cold air outlet X13 is divided by the flow dividing plate X14.

The air quantity adjusting device X3 comprises a cold air baffle X15, at least one hot air baffle X16 and an adjusting and driving device X17 capable of driving the hot air baffle X16 and the cold air baffle X15 to rotate simultaneously, the hot air baffle X16 is located at the air inlet X9, and the hot air baffle X16 is used for adjusting the air flow of the air inlet X9. The size of the air inlet X9 is adjusted through the rotation angle of the hot air baffle X16 so as to adjust the air inlet amount.

The air volume adjusting device X3 comprises a cold air baffle X15, at least one hot air baffle X16 and an adjusting and driving device X17 capable of driving the hot air baffle X16 and the cold air baffle X15 to rotate simultaneously, the cold air baffle X15 is located in the cold air pipeline X12, and the cold air baffle X15 is used for adjusting the air flow of the cold air pipeline X12. When the cold air baffle X15 is perpendicular to the cold air pipeline X12, the cold air is blocked by the cold air baffle X15, the air intake is minimum, and when the cold air baffle X15 is parallel to the cold air pipeline X12, the air intake is maximum.

The adjusting driving device X17 comprises an operating rod X18 and a driven rod X19, a link mechanism X20 is arranged between the operating rod X18 and the driven rod X19, the link mechanism X20 comprises a first link X21 and a second link X22 which are hinged with each other, one end of a first link X21 is hinged with the operating rod X18, one end of a second link X22 is hinged with the driven rod X19, the operating rod X18 is used for an operator to move, and when the operating rod X18 moves, the driven rod X19 is driven through the link mechanism X20 to enable the cold air baffle X15 and the hot air baffle X16 to rotate simultaneously. The operating rod X18 is connected with the driven rod X19 through the link mechanism X20, as the first connecting rod X21 and the second connecting rod X22 are hinged with each other, the first connecting rod X21 is hinged with the operating rod X18, and the second connecting rod X22 is hinged with the driven rod X19, when an operator pulls the operating rod X18, the driven rod X19 is driven through the link mechanism X20, so that the cold air baffle X15 and the hot air baffle X16 rotate simultaneously, and the purpose of adjusting the air intake simultaneously is achieved. Therefore, the temperature in the tea dryer can be adjusted timely, the temperature can be adjusted conveniently and quickly, and the tea drying effect is better.

The number of the cold air baffles X15 is as follows, and the number of the hot air baffles X16 is as follows. If the number of the hot air baffles X16 is such that the rotation angle of the hot air baffle X16 is small, the inclination of the air entering the hot air box X7 is large, which is not favorable for the air to be discharged from the hot air outlet X10, but if the number is small, the air enters the hot air box X7 almost vertically even if the rotation angle is small, which is favorable for the air to be discharged from the hot air outlet.

As shown in fig. 14, which is a schematic structural diagram of an air guide channel T, a furnace body X1 is connected to a housing through the air guide channel T, a hot air device X4 includes a hot air blower X6 and a hot air box X7 communicated with the hot air blower X6, a heater X8 is disposed in the hot air box X7, the heater X8 is used for heating air, and the hot air box X7 is provided with an air inlet X9 and a hot air outlet X10; the cold air device X5 comprises an air cooler X11 and a cold air pipeline X12 connected with the air cooler X11, and the cold air pipeline X12 is provided with a cold air outlet X13; be equipped with cold wind chamber T1 in the wind-guiding passageway T, hot-blast chamber T2 and hybrid chamber T3, cold wind chamber T1 connects cold wind export X13, hot-blast chamber T2 connects hot-blast export X10, hot-blast chamber T2 is located cold wind chamber T1 below, cold wind chamber T1 and hot-blast chamber T2 pass through ventilation window T4 intercommunication, hybrid chamber T3 intercommunication cold wind chamber T1, hybrid chamber T3 and hot-blast chamber T2 establish all be equipped with the vent T5 with the casing intercommunication.

Fig. 15 and 16 are schematic structural diagrams of an exhaust device W, which includes an exhaust fan W1, a guide hood W2, a separating mechanism W3, a recovering mechanism W4, and a dust hood W5 disposed at the top of the dryer, the dust hood W5 is provided with an air outlet W6, the exhaust fan W1 sucks out air in the dryer corresponding to the air outlet W6 of the dust hood W5 and flows to the separating mechanism W3 through the guide hood W2, the separating mechanism W3 is provided with an air outlet W7 and a flow guide duct W8, the separating mechanism W3 is connected with the recovering mechanism W4 through a transmission duct W9, the recovering mechanism W4 is provided with an exhaust hole W10, and the recovering mechanism W4 is used for recovering tea leaf fragments and dust.

Separating mechanism W3 still includes barrel W11, and drainage wind channel W8 is located the top of barrel W11 and is the eccentric settings with barrel W11, and drainage wind channel W8 cross-section is greater than barrel W11 cross-sectional area, and gas outlet W7 is located barrel W11 top and is close to the little one end of cross-sectional area of eccentric settings, and barrel W11 still communicates with conveying pipeline W9. Through the arrangement of the structure, after sundries enter the separating mechanism W3 along with the airflow, spiral airflow can be formed, centrifugal separation of the sundries is facilitated, most of the airflow can be discharged from the air outlet W7, the sundries can enter the conveying pipeline W9 to flow into the recovering mechanism W4 under the carrying of a small part of the airflow, separation of the sundries is facilitated, the sundries are too large compared with the airflow, the sundries are scattered and raised, collection is facilitated, and the exhaust holes W10 arranged on the recovering mechanism W4 can further exhaust steam.

In order to effectively guide the hot air to the separating mechanism W3, the guide cover W2 is connected with the cylinder W11 upwards in an arc shape, the guide cover W2 is fixedly connected with the cylinder W11 through a connecting piece, and a fixed support W12 is further arranged below the guide cover W2. This arrangement enables easy mounting and dismounting of the guide cover W2 and the cylinder W11.

The guide hood W2 is also provided with an arc-shaped guide plate W13 and a maintenance window W14, and the arc-shaped guide plate W13 and the maintenance window W14 are fixedly connected with the guide hood W2. Adopt above-mentioned structure can effectively the drainage gas, and easy to maintain.

An air guiding fan W15 is further arranged in the separating mechanism W3, the air guiding fan W15 comprises a fan shaft W16, a fan blade W17 arranged on the fan shaft W16 and a fixing portion W18 arranged on the fan blade W17, and the air guiding fan W15 is used for conveying gas into the separating mechanism W3. Through the arrangement of the structure, the air guide fan W15 can be fixed in the separating mechanism W3, so that when the air flow passes through the air guide fan W15, turbulent flow is not easy to form, and impurities can be better separated.

The fan shaft W16 is provided with an air guide convex part W19, the air guide convex part W19 is arranged in a cone structure, and the fan blades W17 are arranged in an inclined structure and are uniformly distributed on the fan shaft W16. Through the arrangement of the structure, the air flow can be slowly divided by the air guide convex part W19, the air flow is prevented from directly impacting on the fan shaft W16 to cause turbulence, and impurities are more easily separated.

In order to accommodate more hot gas and transmit more hot gas, the top ends of the separating mechanism W3 and the recovering mechanism W4 are in a round pipe shape, and the transmission pipeline W9 is tangent to the side surfaces of the separating mechanism W3 and the recovering mechanism W4 respectively.

The lower part of the top of the recovery mechanism W4 is funnel-shaped. Through the arrangement of the structure, impurities can fall into the lower part more intensively.

An inclined surface W20 is arranged on the dust hood W5, an observation door W21 is arranged on the inclined surface W20, and the observation door W21 and the dust hood W5 are fixed through a connecting piece. Dust excluding hood W5 installs at the casing top, utilizes the ascending principle of hot-air, makes things convenient for the discharge of debris for this hydrofuge dust collector's power requirement is lower, and the cost is reduced also makes the air in the drying-machine can circulate simultaneously, and the entering of the fresh hot-air of being convenient for further makes the tealeaves quality of processing and making better.

A connecting sealing part W22 is further arranged between the transmission pipelines W9, the connecting sealing part W22 divides the connecting channel into an output channel W23 and an incoming channel W24, the connecting sealing part W22 fixedly connects and seals the output channel W23 and the incoming channel W24 through a connecting piece, the output channel W23 and the drainage channel W8 are connected into a whole, and the incoming channel W24 and the recovery mechanism W4 are connected into a whole. This setting can make things convenient for drainage wind channel W8 and recovery mechanism W4's dismantlement and installation, can not influence the leakproofness of whole mechanism simultaneously.

When the dryer works, the exhaust fan W1 sucks gas from the dryer continuously, the gas flows to the separating mechanism W3 through the guide cover W2, the air flow entering the cylinder W11 is more moderate and is not easy to generate turbulence through the arrangement of the air guide fan W15 in the separating mechanism W3, so that the air flow is easier to form spiral air swirl under the action of the air guide fan W15 to generate a centrifugal effect, impurities carried in the air flow are thrown to the outside through centrifugal force, water vapor is directly discharged from the air outlet W7 through the principle of rising of hot air, the structure of the air guide duct W8 can guide dust impurities with large mass to the conveying duct W9, the dust impurities flow into the recovering mechanism W4, the exhaust hole W10 in the recovering mechanism W4 further discharges unseparated water vapor, and the dust impurities flow to the bottom of the recovering mechanism W4 due to the action of gravity.

As shown in fig. 17 and fig. 2, which are schematic structural diagrams of the blanking device V in this embodiment, the blanking device V includes a leaf sweeping mechanism V1, a material containing tray V2, and a material returning mechanism V3 for recovering material Y1 dropped from the conveying device Y, the leaf sweeping mechanism V1 includes a leaf inlet chamber V11, a leaf inlet V12 and a leaf outlet V13 are provided on the leaf inlet chamber V11, the leaf inlet V12 is connected to the discharge port Y12 of the housing U, and the leaf outlet V13 is provided above the material containing tray V2; the material returning mechanism V3 comprises a recovering plate V31, a recovering chain V32 and a scraper V33, wherein the recovering plate V31, the recovering chain V32 and the scraper V33 are obliquely arranged on the recovering chain V32, the recovering chain V32 is obliquely arranged above the recovering plate V31, the recovering chain V32 and the recovering plate V31 are arranged in parallel, and the scraper V33 is transversely arranged above the recovering plate V31.

The material Y1 moves above the blanking device V under the drive of the conveying device Y, and pours the material Y1 into the leaf sweeping mechanism V1, and the material Y1 enters from the leaf inlet V12 and passes through the leaf inlet cavity V11 and then is poured into the material tray V2 from the leaf outlet V13. In the blanking process, some materials Y1 can leak from a turning plate Y5 of a conveying structure and fall onto a recovery plate V31, materials Y1 on the recovery plate V31 are swept into a blade inlet V12 through a scraping plate V33 on a recovery chain V32, the direction of a straight line arrow in the drawing is the running direction of the recovery chain V32, and the scraping plate V33 recovers the missed materials Y1 along the recovery chain V32 from bottom to top.

The above is the preferred embodiment of the present invention, and a person skilled in the art can make several modifications and improvements without departing from the principle of the present invention, and these should also be regarded as the protection scope of the present invention.

Claims (10)

1. A flap dryer is characterized in that: the device comprises a shell (U) of the dryer, a feeding device (Z) for feeding materials into the shell (U), a conveying device (Y) for conveying the materials (Y1) in the shell (U), a hot blast stove (X) for blowing hot air into the shell (U), an exhaust device (W) for exhausting gas out of the shell (U) and a discharging device (V) for removing the dried materials (Y1) in the shell (U);

a feed opening (Z8) is formed in the feeding device (Z), a feed opening (Y11) and a discharge opening (Y12) are formed in the shell (U), the feed opening (Z8) of the feeding device (Z) is located above the feed opening (Y11) of the shell (U), the conveying device (Y) is arranged between the feed opening (Y11) and the discharge opening (Y12) in the shell (U), and the discharge opening (Y12) is connected with the discharging device (V);

an air inlet (U1) for hot air to enter and an air outlet (U2) for cold air to be discharged are formed in the shell (U), the hot air furnace (X) comprises a furnace body (X1), and a total air outlet (W6) is connected with the furnace body (X1); exhaust apparatus (W) are equipped with dust excluding hood (W5), exhaust apparatus (W) pass through dust excluding hood (W5) and connect air exit (U2).

2. The flap dryer of claim 1, wherein: the conveying device (Y) comprises a feeding hole (Y11) for placing materials (Y1) into the dryer, a conveying mechanism (Y3) for conveying the materials (Y1) in the dryer and a discharging hole (Y12) for conveying the dried materials (Y1) out of the dryer, the conveying mechanism (Y3) comprises two rotating shafts (Y31) and an annular conveying belt (Y32), the conveying belt (Y32) is sleeved on the rotating shaft (Y31), and the conveying belt (Y32) is arranged on a vertical plane; two conveyor belts (Y32) are arranged in the conveying mechanism (Y3) and are arranged on the same horizontal position in parallel; the conveying mechanism (Y3) further comprises a supporting plate (Y41) and a plurality of turning plates (Y5), wherein one side of each turning plate (Y5) is a fixed side with two ends rotatably fixed between the two conveyor belts (Y32), the supporting plate (Y41) is arranged below the conveyor belts, the other side of each turning plate (Y5) is a turning side supported on the supporting plate (Y41) under the action of gravity, and the plurality of turning plates (Y5) are sequentially arranged to form a conveying surface (Y30) for conveying materials (Y1).

3. Flap dryer according to claim 1 or 2, characterized in that: the feeding device (Z) comprises a driving device and a conveying belt (Z1), the conveying belt (Z1) is used for conveying the materials (Y1), and the driving device is used for driving the conveying belt (Z1) to move; the feeding device (Z) is also provided with a leaf homogenizing device (Z2), and the leaf homogenizing device (Z2) is used for uniformly dispersing the materials (Y1) on the conveying belt (Z1).

4. Flap dryer according to claim 1 or 2, characterized in that: hot-blast furnace (X) includes furnace body (X1), furnace body (X1) is provided with air supply device (X2) and air volume adjusting device (X3), air supply device (X2) include hot-blast apparatus (X4) and cold wind device (X5), hot-blast apparatus (X4) are used for providing hot-blast, cold wind device (X5) are used for providing cold wind, air volume adjusting device (X3) are used for adjusting the intake of hot-blast and cold wind simultaneously, the income wind gap (U1) of casing (U) is connected in furnace body (X1).

5. Flap dryer according to claim 1 or 2, characterized in that: exhaust apparatus (W) include exhaust fan (W1), guide housing (W2), separating mechanism (W3), retrieve mechanism (W4) and locate dust excluding hood (W5) at the drying-machine top, air outlet (W6) have been seted up in dust excluding hood (W5), the air outlet (W6) that exhaust fan (W1) corresponds dust excluding hood (W5) is with the gaseous suction in the drying-machine and flow to separating mechanism (W3) through guide housing (W2), gas outlet (W7) and drainage wind channel (W8) have been seted up on separating mechanism (W3), separating mechanism (W3) is connected through transmission pipeline (W9) with retrieving mechanism (W4), exhaust hole (W10) have been seted up on retrieving mechanism (W4), retrieve mechanism (W4) is used for retrieving material (Y1) piece and dust.

6. Flap dryer according to claim 1 or 2, characterized in that: the blanking device (V) comprises a leaf sweeping mechanism (V1), a material containing tray (V2) and a material returning mechanism (V3) used for recovering materials (Y1) falling from the conveying device (Y), the leaf sweeping mechanism (V1) comprises a leaf inlet cavity (V11), a leaf inlet (V12) and a leaf outlet (V13) are arranged on the leaf inlet cavity (V11), the leaf inlet (V12) is connected with a discharge hole (Y12) of the shell (U), and the leaf outlet (V13) is arranged above the material containing tray (V2); the feed back mechanism (V3) comprises a recycling plate (V31) arranged in an inclined mode, a recycling chain (V32) and a scraper (V33) arranged on the recycling chain (V32), the recycling chain (V32) is arranged above the recycling plate (V31) in an inclined mode, the recycling chain (V32) and the recycling plate (V31) are arranged in parallel, and the scraper (V33) is transversely arranged above the recycling plate (V31).

7. The flap dryer of claim 4, wherein: the furnace body (X1) is connected with the shell (U) through the air guide channel (T), the hot air device (X4) comprises a hot air blower (X6) and a hot air box (X7) communicated with the hot air blower (X6), a heater (X8) is arranged in the hot air box (X7), the heater (X8) is used for heating air, and the hot air box (X7) is provided with an air inlet (X9) and a hot air outlet (X10); the cold air device (X5) comprises an air cooler (X11) and a cold air pipeline (X12) connected with the air cooler (X11), and the cold air pipeline (X12) is provided with a cold air outlet (X13); be equipped with cold wind chamber (T1), hot-blast chamber (T2) and hybrid chamber (T3) in wind-guiding passageway (T), cold wind export (X13) is connected in cold wind chamber (T1), hot wind export (X10) is connected in hot wind chamber (T2), hot wind chamber (T2) is located cold wind chamber (T1) below, cold wind chamber (T1) and hot-blast chamber (T2) are through ventilation window (T4) intercommunication, hybrid chamber (T3) intercommunication cold wind chamber (T1), hybrid chamber (T3) and hot-blast chamber (T2) all are equipped with vent (T5) with casing (U) intercommunication.

8. The flap dryer of claim 7, wherein: the air volume adjusting device (X3) comprises a cold air baffle (X15), at least one hot air baffle (X16) and an adjusting and driving device (X17) capable of driving the hot air baffle (X16) and the cold air baffle (X15) to rotate simultaneously, the hot air baffle (X16) is positioned at the air inlet (X9), and the hot air baffle (X16) is used for adjusting the air flow of the air inlet (X9); the adjusting driving device (X17) comprises an operating rod (X18) and a driven rod (X19), a link mechanism (X20) is arranged between the operating rod (X18) and the driven rod (X19), the link mechanism (X20) comprises a first link (X21) and a second link (X22) which are hinged to each other, one end of the first link (X21) is hinged to the operating rod (X18), one end of the second link (X22) is hinged to the driven rod (X19), the operating rod (X18) is used for an operator to move, and when the operating rod (X18) moves, the driven rod (X19) is driven through the link mechanism (X20) to enable the cold air baffle (X15) and the hot air baffle (X16) to rotate simultaneously.

9. The flap dryer of claim 2, wherein: the conveying mechanism (Y3) comprises two conveying surfaces (Y30), the conveying surfaces (Y30) are arranged in an up-and-down stacked mode, supporting plates (Y41) used for supporting turning plates (Y5) are arranged below the conveying surfaces (Y30), and one end of each supporting plate (Y41) of each conveying surface (Y30) is an inclined plate (Y42) which is obliquely arranged; the conveying belt (Y32) drives the turning plate (Y5) to move above the inclined plate (Y42), the turning side of the turning plate (Y5) faces downwards, and the materials (Y1) on the turning plate (Y5) fall on the other conveying surface (Y30) below from the conveying surface (Y30).

10. The flap dryer of claim 5, wherein: separating mechanism (W3) still includes barrel (W11), the top and barrel (W11) that barrel (W11) was located in drainage wind channel (W8) are eccentric settings, drainage wind channel (W8) cross-section is greater than barrel (W11) cross-sectional area, barrel (W11) top and the little one end of cross-sectional area that is close to eccentric settings are located to gas outlet (W7), barrel (W11) still communicates with transmission pipeline (W9).

Images