CN217210170U - Drying main shaft of dryer - Google Patents

Abstract

The utility model discloses a stoving main shaft of drying-machine, it includes the main shaft body, this internal axial extension that is equipped with of main shaft just is supplied with hot-blast interior ventilation cavity to it by hot-blast feeding device, the stoving epaxial be connected with all with interior ventilation cavity UNICOM and along a plurality of stoving dishes that dry axle axial interval was arranged, the stoving dish has the chamber of airing exhaust with interior ventilation cavity UNICOM, it can be to the hot-blast at least one air exit of the internal exhaust of drying cylinder to be equipped with on the stoving dish, stoving dish and/or stoving epaxial be connected with can carry the material backward and can the feeding cleaning device who cleans. The utility model discloses can realize the fast drying of livestock manure especially cow dung, have that stoving effect is good, drying efficiency is high, avoid the adhesion to block up and effectively protect the advantage of environment.

Description

Drying main shaft of dryer

Technical Field

The utility model belongs to excrement and urine stoving field in the animal husbandry specifically is a stoving main shaft that relates to a drying-machine.

Background

With the development of economy, livestock mostly adopt large-scale cultivation. When livestock is cultivated on a large scale, the livestock produces a large amount of excrement which needs to be cleaned in time, otherwise the living environment of the livestock is affected, and the growth of the livestock is affected. In addition, after the livestock manure is cleaned and collected in time, the livestock manure needs to be effectively treated in time, otherwise, the environmental health is influenced. Especially, in the large development of cattle industry (such as cow dung generated in the cow industry), a large amount of cow dung cannot be treated in time, and environmental pollution is caused.

The existing main treatment methods of the livestock manure comprise a drying method and a biological fermentation method. The biological fermentation method is to construct a fermentation tank, place the animal manure into the fermentation tank, and then place the fermentation bacteria for fermentation, and has the disadvantages of slow treatment speed, long period, and incapability of meeting the requirement of rapid treatment. Most of drying methods are carried out by adopting a dryer, the dryer in the prior art is generally of a conveyor belt type structure or a drum type structure, and livestock manure mixed with liquid and solid is thrown into a conveyor belt or a drum to heat the conveyor belt and the drum, so that the aim of drying the manure is fulfilled. The structure of the above dryer has the disadvantage that the livestock manure generally has higher viscosity, so that the manure is easily adhered to the conveyor belt or the roller in the drying process, and the manure is in a static running state in the drying process, so that the drying effect is poor, and the problem of difficult cleaning such as blockage is easily caused.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a stoving main shaft of drying-machine, this stoving main shaft is used for the drying-machine on, it can disperse the stoving with livestock manure and urine fast, has improved livestock manure's drying efficiency greatly and can prevent excrement and urine adhesion and conglomeration problem.

In order to solve the technical problem, the utility model provides a drying main shaft of drying-machine, including the main shaft body, its structural feature is: the main shaft is internally provided with an inner ventilation cavity which extends axially and is supplied with hot air by a hot air supply device, the drying shaft is connected with a plurality of drying discs which are communicated with the inner ventilation cavity and are arranged at intervals along the axial direction of the drying shaft, each drying disc is provided with an air exhaust cavity communicated with the inner ventilation cavity, at least one air exhaust outlet which can exhaust hot air into the drying cylinder is arranged on each drying disc, and the drying discs and/or the drying shaft are/is connected with a feeding cleaning device which can convey materials backwards and can clean the materials.

The drying disc comprises a disc body with a cavity in the middle, the cavity in the middle of the disc body is an air exhaust cavity, the disc body is fixedly connected to a drying shaft, an air passing opening communicated with the air exhaust cavity is formed in the drying shaft, an air outlet guide pipe is further arranged on the outer surface of the disc body in the tangential direction of the outer circumference of the disc body, and the extending port of the air outlet guide pipe is an air outlet.

The outer circumferential surface of the tray body is also connected with a baffle plate, the baffle plate is arranged right opposite to the air outlet, and the gap between the baffle plate and the air outlet guide pipe is an air exhaust gap.

Pay-off cleaning device connects on the disk body of stoving dish, and cleaning device is including connecting the cleaning board on the disk body outer circumferential surface, and the cleaning board is along the radial extension of disk body and stretch to the inner chamber wall of stoving barrel, and the cleaning board on cleaning board slope installation and a plurality of disk bodies is the heliciform and arranges.

Pay-off cleaning device connects on the disk body of stoving dish, cleaning device is including connecting the support frame on the disk body, and the support frame on support frame slope installation and a plurality of disk bodies is the heliciform and arranges, is equipped with the stranded steel wire brush that stretches to the inner chamber wall of stoving barrel on the support frame.

The steel wire brush is characterized in that the support frame is connected with a connecting buckle through a bolt, the support frame is also provided with a guide sleeve, the steel wire brush is made of a steel wire rope, the middle part of the steel wire rope is fixed on the support frame through the connecting buckle, and the two ends of the steel wire rope penetrate through the guide sleeve and then extend outwards to form the steel wire brush.

After adopting above-mentioned structure, through power device drive stoving main shaft rotation, hot-blast can be from the hot blast mouthful discharge of row of main shaft body entering stoving dish, from the hot blast of stoving dish to for the livestock excrement and urine that gets into dries, along with the rotation of stoving main shaft, the excrement and urine of operation cleaning device in time clearance adhesion is and with excrement and urine backward movement. Can see through the above-mentioned description, the utility model discloses can realize that automatic operation excrement and urine just can carry out fast drying, the setting of stoving dish can fully break up excrement and urine and enlarged the drying area greatly to drying efficiency has been improved.

To sum up, the utility model discloses can realize the fast drying of livestock manure especially cow dung, have dry effectual, drying efficiency high, avoid the adhesion to block up and effectively protect the advantage of environment.

Drawings

The invention will be further described with reference to the accompanying drawings:

fig. 1 is a schematic structural view of an embodiment of the present invention connected to a dryer;

FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1;

FIG. 3 is a cross-sectional view of the drying tray of FIG. 1;

FIG. 4 is a schematic structural diagram of a drying shaft in the embodiment of FIG. 1;

fig. 5 is a schematic structural view of the hot air supply device in the embodiment of fig. 1.

Detailed Description

Referring to the drawings, the present invention provides an embodiment of a drying main shaft of a dryer, for convenience of description, the front and rear positions of the embodiment are defined by the left and right positions in fig. 1, the direction of the embodiment is not specifically limited, and the following connection and installation can be understood as direct connection and indirect connection, which means connection or installation between two components through an intermediate component.

Referring to fig. 1 to 5, a drying spindle of a dryer provided in the present embodiment is installed on the dryer, and the dryer is now introduced, so as to introduce the drying spindle of the present invention. The drawing shows an automatic excrement dryer, which comprises a drying barrel body 1, a hot air supply device connected to the front part of the drying barrel body 1, wherein the front part of the drying barrel body 1 is provided with a feed inlet, the rear part of the drying barrel body is provided with a discharge outlet and an air outlet, the barrel wall of the drying barrel body 1 comprises an outer barrel wall and an inner barrel wall, a heating inner cavity is arranged between the outer barrel wall and the inner barrel wall, the heating inner cavity is communicated with a hot liquid supply device capable of supplying high-temperature liquid, the livestock excrement can be put into the drying barrel body from the feed inlet through a feeding screw, in the embodiment, the hot air supply device can supply hot air and also can supply high-temperature liquid. Of course, the hot air supply device may adopt a structural form of heating with resistance wires, heating with fuel, etc. to generate hot air, and then sending out the hot air through the hot air blower, or the hot liquid supply device may also adopt a structure of heating liquid alone, for example, a structure of arranging heating resistance wires in the box body, and then conveying the heated liquid through the pump body. In the present embodiment, the hot air supply device is a heating furnace. The structure of the heating furnace is described below with reference to the accompanying drawings, but the structure of the heating furnace does not limit the structure of the hot air supply device, in other words, the heating furnace with other structures can also realize the supply of hot air and high temperature liquid, and is also within the protection scope of the present invention.

Referring to fig. 5, the hot air supply device includes a heating furnace 5, in the heating furnace in the figure, a multi-layer combustion structure is adopted, which can greatly improve the thermal efficiency, and a heating furnace with a back-burning structure is adopted, the heating furnace 5 includes a furnace body, a combustion chamber 51 is arranged in the furnace body, a hot air discharge pipe 6 (the hot air discharge pipe is a smoke discharge pipe of the heating furnace) is also connected on the furnace body, an upper layer and a lower layer of grates are arranged in the combustion chamber, an ash box is arranged in the lower space of the grates below, the grates are provided with circuitous circulation pipes, the circulation pipes of the upper and lower layers of grates are connected in series through pipelines, and the two grates are respectively connected with an extended liquid inlet and outlet pipe, when the heating medium in the circulation pipe is water (the heating medium can also be heat conduction oil, namely the above-mentioned high temperature liquid), specifically, the grates on the upper layer are connected with a liquid outlet pipe extending out of the furnace body, and the grates on the lower layer are connected with a liquid inlet pipe extending out of the furnace body, the liquid outlet pipe and the liquid inlet pipe are communicated with the water inlet pipe and the water outlet pipe through a circulating pipeline, the liquid inlet end of the upper grate is connected with the liquid outlet end of the lower grate through a pipeline, the side part of the furnace body is provided with a side part filling opening corresponding to the upper part of each layer of grate, the side part filling opening is connected with an openable side part sealing door, the lower part of the heating furnace is provided with an air inlet positioned below the lower grate, the rear part of the furnace body is provided with a smoke outlet pipe (namely the hot air outlet pipe 6) with a height position positioned between the two layers of grates, and the inner top wall of the furnace body is connected with a heating circulating pipe communicated with the circulating pipe of the grates. When fuel burns in the combustion chamber, the oxygen boosting air that gets into through the air intake is combustion-supporting for the fuel on the grate of below, thereby make the fuel on the grate of top form the flame of burning downwards, the fuel on the grate of below forms the flame of burning upwards, the solid particle who exists can pass through the postcombustion in the flue gas, the flue gas after the formation is discharged from a tobacco pipe, the heat utilization rate of fuel has been improved greatly, and during the fuel burning on the grate of top, its part flame can be to the heating circulating pipe heating, avoid the interior roof of its direct heating furnace body, when fully absorbing the heat, the damage to the furnace body has been reduced. The fire grate comprises two liquid tanks which are oppositely arranged, a communicating pipe is arranged between the two opposite liquid tanks, a partition plate is arranged in each liquid tank, the partition plate drives water to flow from the liquid tank on one side to the liquid tank on the other side through the communicating pipe and then to wind back through the communicating pipe, namely, the water flows from the liquid tank on one side to the liquid tank on the other side through the communicating pipe and then to wind back through the communicating pipe to form a liquid flow pipeline, so that the circulating pipe which is arranged in a winding way is formed, and the water is uniformly heated; the arrow line in the figure is the flow of water and indicates the line, two baffles have been set up respectively in two relative liquid casees in the figure, the baffle is three with the inner chamber interval of liquid case and has crossed the liquid chamber, and baffle looks interval on two liquid casees sets up, thereby form the circuitous flow of water, relative liquid chamber intercommunication of crossing in two liquid casees has two communicating pipes at least, thereby make rivers flow fast, of course also can set up many communicating pipes, its purpose is to keep the fast flow of water, heating and circulation, its benefit lies in can effectively preventing the overheated damage phenomenon of grate and heats for water fast. The hydrothermal solution supply device comprises a thermal conductive solution heating pipe 7 (namely, the communication pipe, the solution tank and other related structures) arranged in the furnace body and/or on the grate, a circulating pump 8 is arranged on one side of the drying cylinder body 1, two inlet and outlet ports of the circulating pump 8 are respectively communicated with the thermal conductive solution heating pipe 7 and the heating inner cavity of the drying cylinder body 1 through pipelines, and the heating inner cavity in the drying cylinder body 1 can be partially filled with high-temperature solution and completely filled with high-temperature solution as required.

Referring to the attached drawings, a drying main shaft driven by a power device is rotatably connected in the drying cylinder body 1, the drying main shaft of the dryer comprises a main shaft body 2, the main shaft body 2 is connected on a drying cylinder body 1 through a bearing, a power device comprises a motor 14, a driving gear is arranged on a power output shaft of the motor, a driven gear meshed with the driving gear is arranged at an extending end of the main shaft body 2 extending out of the drying cylinder body 1, an internal ventilation cavity 3 which extends axially and is supplied with hot air by a hot air supply device is arranged in the main shaft body 2, a plurality of drying discs 4 which are communicated with the internal ventilation cavity 3 and are arranged at intervals along the axial direction of the main shaft body 2 are connected on the main shaft body 2, the drying discs 4 are provided with exhaust cavities 41 communicated with the internal ventilation cavity 3, the drying disk 4 is provided with at least one air outlet 42 which can discharge hot air into the drying cylinder, and the hot air discharge pipe 6 is communicated with the internal ventilation chamber 3. Specifically, the drying tray 4 includes a tray body with a cavity in the middle, the cavity in the middle of the tray body is the air exhaust cavity, the tray body is fixedly connected to the drying shaft, the main shaft body 2 is provided with an air passing opening communicated with the air exhaust cavity, the outer surface of the tray body is further provided with an air outlet duct 43 arranged along the tangential direction of the outer circumference of the tray body, and the extended port of the air outlet duct 43 is the air outlet. When power device ordered about the stoving axle and rotated, the excrement and urine of entering was through the stoving dish, the stoving axle, all have hot-blastly in stoving dish and the stoving axle, consequently, excrement and urine and hot-blastly direct and indirect area of contact have been increased greatly, simultaneously hot-blastly still discharge from above-mentioned air exit, hot-blastly and excrement and urine direct contact, through the above-mentioned indirect contact of large tracts of land and hot-blast pouring mix, the stoving dish carries out hot drying to it when with excrement and urine dispersion, make hot-blastly and excrement and urine abundant even contact, faecal effective nutrient composition has been remain, heat utilization efficiency has been improved and drying quality has been improved, the rotation of stoving dish still plays dispersion faecal effect, drying effect has been improved greatly.

Referring to the attached drawings, the drying disc 4 and/or the main shaft body 2 and the drying cylinder 1 are connected with a running cleaning device capable of cleaning the inner cavity wall of the drying cylinder 1, that is, the running cleaning device can be connected to the drying disc, the drying shaft, the drying cylinder, or any two or three of the three. In one embodiment not shown in the figure, the operation cleaning device is connected to the tray body of the drying tray 4 and the drying drum body 1, the cleaning device comprises a cleaning plate connected to the outer circumferential surface of the tray body, the cleaning plate extends along the radial direction of the tray body and extends to the inner cavity wall of the drying drum body 1, the cleaning plate is installed in an inclined mode, the cleaning plates on the tray bodies are arranged in a spiral mode, a cleaning scraper extending to the space of two adjacent tray bodies is arranged on the inner cavity wall of the drying drum body 1, the cleaning scraper can be of a single plate structure, and the structure of a U-shaped plate or an elastic plate can be adopted. In this embodiment, operation cleaning device connects on the disk body of stoving dish 4 (certainly also can be through leg joint on main shaft body 2), operation cleaning device is the heliciform including connecting the support frame on the disk body, and the support frame on support frame slope installation and a plurality of disk bodies is arranged, is equipped with the stranded steel brush 11 that stretches to the inner chamber wall of stoving barrel 1 on the support frame, and the benefit of the structure of arranging of above-mentioned heliciform lies in, when can clearing on the limit, orders about excrement and urine and moves backward. Particularly, the support frame can be connected on the outer circumferential surface of a disk body, the support frame also can be connected on more than two disk bodies, there is a connector link 45 through bolted connection on the support frame, the uide bushing 46 is still equipped with on the support frame, the steel wire brush adopts wire rope to make, the middle part of wire rope is fixed on the support frame by the connector link, the both ends of wire rope pass behind the uide bushing 46 and extend outward and form the steel wire brush. The structure is convenient for replacement and maintenance of the steel wire brush, and can ensure the best cleaning effect.

Referring to the attached drawings, an air outlet of the drying cylinder 1 is connected with a dust remover 9, the dust remover can adopt a cloth bag dust remover or a cyclone dust remover in the prior art, an air outlet end of the dust remover 9 is connected with a circulating fan 10, and a discharge pipe of the circulating fan 10 is connected with an air inlet pipeline of the heating furnace 5. The rear lower side of the drying barrel body 1 is connected with a discharge pipe 12, a separation chamber 13 is connected to the section of the discharge pipe 12 extending outwards, the lower end outlet of the separation chamber 13 is a discharge hole, and the upper end outlet of the separation chamber is an air outlet. Specifically, the separation chamber 13 comprises a chamber body, a filter screen is arranged at the top in the chamber body 13, dried excrement discharged from the discharge pipe 12 and hot air enter the separation chamber 13, the dried excrement is discharged downwards from a discharge port, the hot air is discharged upwards from an exhaust port, and then the hot air is sent into the heating furnace by the circulating fan 10 after the dust removal effect of the dust remover. As can be seen from the above description, the utility model discloses with the abundant cyclic utilization of hot-blast, not only practiced thrift the energy to prevent to have the flue gas of peculiar smell to discharge in the atmosphere, fully protected the environment.

The utility model discloses do not receive the restriction of above-mentioned embodiment, at this technical field personnel, based on the utility model discloses the equivalent change and the part replacement of last concrete structure are all in the protection scope of the utility model.

Claims (6)

1. The utility model provides a stoving main shaft of drying-machine, includes main shaft body (2), characterized by: be equipped with axial extension in main shaft body (2) and supply with hot-blast interior ventilation cavity (3) to it by hot-blast feeding device, be connected with on main shaft body (2) all with interior ventilation cavity (3) UNICOM and along a plurality of drying dish (4) that main shaft body axial interval arranged, drying dish (4) have with interior ventilation cavity (3) UNICOM's exhaust chamber (41), be equipped with on drying dish (4) and discharge hot-blast at least one air exit (42) to the drying cylinder internal discharge, be connected with on drying dish (4) and/or main shaft body (2) and can carry the material backward and can clean feeding cleaning device.

2. The drying spindle of a dryer according to claim 1, wherein: the drying disc (4) comprises a disc body with a cavity in the middle, the cavity in the middle of the disc body is an air exhaust cavity, the disc body is fixedly connected to the main shaft body, an air passing opening communicated with the air exhaust cavity is formed in the main shaft body (2), an air outlet guide pipe (43) arranged along the tangential direction of the outer circumference of the disc body is further arranged on the outer surface of the disc body, and an outward extending port of the air outlet guide pipe (43) is an air outlet.

3. The drying spindle of a dryer according to claim 2, wherein: the outer circumferential surface of the tray body is also connected with a material baffle (44), the material baffle (44) is arranged right opposite to the air outlet, and the gap between the material baffle and the air outlet guide pipe is an air exhaust gap.

4. The drying spindle of a dryer according to claim 2, wherein: pay-off cleaning device connects on the disk body of stoving dish (4), and cleaning device is including connecting the cleaning board on the outer circumferential surface of disk body, and the cleaning board is along the radial extension of disk body and stretch to the inner chamber wall of stoving barrel (1), and the cleaning board on cleaning board slope installation and a plurality of disk bodies is the heliciform and arranges.

5. The drying spindle of a dryer according to claim 2, wherein: pay-off cleaning device connects on the disk body of stoving dish (4), cleaning device is including connecting the support frame on the disk body, and the support frame on support frame slope installation and a plurality of disk bodies is the heliciform and arranges, is equipped with stranded steel brush (11) that stretch to the inner chamber wall of stoving barrel (1) on the support frame.

6. The drying spindle of a dryer according to claim 5, wherein: the steel wire brush is characterized in that the support frame is connected with a connecting buckle (45) through a bolt, the support frame is also provided with a guide sleeve (46), the steel wire brush is made of a steel wire rope, the middle part of the steel wire rope is fixed on the support frame through the connecting buckle, and the two ends of the steel wire rope penetrate through the guide sleeve (46) and then extend outwards to form the steel wire brush.

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