CN111170613A

CN111170613A - Quick dewatering machine for breeding excrement

Info

Publication number: CN111170613A
Application number: CN202010041321.1A
Authority: CN
Inventors: 程伟
Original assignee: Chongqing Industry Polytechnic College
Current assignee: Chongqing Industry Polytechnic College
Priority date: 2020-01-15
Filing date: 2020-01-15
Publication date: 2020-05-19

Abstract

The invention discloses a quick dewatering machine for breeding excrement, which comprises an excrement box, a dewatering box, a liquid accumulation box, a negative pressure device and a frame, wherein the excrement box is arranged on the frame; the dewatering box comprises a base plate, an upper box body, an agitator and a heater; the liquid accumulating box, the negative pressure device and the upper box body are all arranged on the frame; the chassis is arranged on the rack through a hydraulic rod and is positioned right below the upper box body; the upper box body is in a cylindrical shape with a sealed top end; the agitator is arranged in the upper box body; the chassis and the lower end of the upper box body can be sealed in a seamless manner through a hydraulic rod; the heater is arranged on the lower surface of the chassis; the manure box and the upper box body can be communicated in a closed manner; the liquid accumulation box is communicated with the top of the upper box body; the negative pressure device is communicated with the upper box body. The invention can quickly dry the breeding excrement, has high drying efficiency, uses less energy and has little pollution to the environment.

Description

Quick dewatering machine for breeding excrement

Technical Field

The invention relates to the field of cultivation, in particular to a quick cultivation excrement dehydrator.

Background

The breeding industry is always the traditional industry in agriculture, and with the improvement of living standard of people, the demand for meat products is higher and higher, so that large-scale breeding is generated.

Compared with the traditional culture, the large-scale culture has high culture density and large total amount, so that more excrement can be produced, and meanwhile, as the large-scale culture adopts feed culture, the excrement produced by geese, ducks, chickens and the like can cause water eutrophication, which can cause great influence on the environment.

So the cultivation excrement needs to be treated by the methods of producing biogas, serving as agricultural fertilizer, serving as fuel and the like; the cultivation excrement needs to be dried as fuel, and if the cultivation excrement is used as an agricultural fertilizer, the cultivation excrement also needs to be dried if long-distance transportation and storage are needed, a conventional drying mode is that the excrement is only heated for drying, so that a large amount of energy is consumed, gas generated in the drying process can cause great pollution to the polluted environment, and the dried excrement can be wetted again by moisture adsorbed on the wall of the box body by the traditional drying method, so that the excrement cannot achieve a good drying effect.

The traditional drying method needs to design two power sources to complete lifting stirring and horizontal stirring of the excrement when the excrement is stirred, and the two power sources can obviously improve the manufacturing cost of the equipment and reduce the running stability of the equipment.

The patent with publication number CN209741023U, entitled a device for rapidly drying livestock feces, discloses a scheme for drying feces by hot air, which does not break through the existing feces drying mode (pure hot air drying), and generates a large amount of polluting gases (hot air blows directly, and malodorous gases will be scattered into the atmosphere); there is no sealing process.

Disclosure of Invention

In view of the above-mentioned defects of the prior art, the object of the present invention is to provide a quick manure dehydrator, which can quickly dry manure, and has high drying efficiency, low energy consumption and little environmental pollution.

The purpose of the invention is realized by the following technical scheme:

the quick breeding excrement dehydrator comprises an excrement box, a dehydration box, a liquid accumulation box, a negative pressure device and a frame;

the dewatering box comprises a base plate, an upper box body, an agitator and a heater; the liquid accumulating box, the negative pressure device and the upper box body are all arranged on the frame; the chassis is arranged on the rack through a hydraulic rod and is positioned right below the upper box body;

the upper box body is in a cylindrical shape with a sealed top end; the agitator is arranged in the upper box body; the chassis and the lower end of the upper box body can be sealed in a seamless manner through a hydraulic rod; the heater is arranged on the lower surface of the chassis;

the manure box and the upper box body can be communicated in a closed manner; the liquid accumulation box is communicated with the top of the upper box body; the negative pressure device is communicated with the upper box body.

Further, the upper box body comprises a circular tube-shaped box shell and an upper sealing cover; the diameter of the lower part of the box shell is smaller than that of the upper part; a plurality of grooves for guiding and accumulating liquid are arranged on the box shell along the circumferential direction; the groove is communicated with the liquid accumulation box;

the upper sealing cover is conical; the top of the upper sealing cover is provided with an air duct; an air guide fan is arranged in the air guide pipe; the air duct is communicated with the liquid accumulation tank;

the agitator is arranged in the box shell, and the negative pressure device and the manure box are communicated with the upper sealing cover.

Further, the manure box is communicated with the upper box body through a material quantity regulator;

the material quantity regulator comprises a circular pipe, a packing auger and a constant speed motor;

one end of the round pipe is sealed, and the other end of the round pipe is communicated with the upper box body; the packing auger is rotatably arranged in the round pipe and is fixedly connected with a rotating shaft of the constant-speed motor;

and a valve is arranged at one end of the round pipe, which is communicated with the upper box body.

Furthermore, an upward annular U-shaped groove is formed in the circumferential end of the base plate; a rubber pad is arranged in the U-shaped groove; an auxiliary plate is arranged on the inner side of the lower end of the upper box body;

the auxiliary plate comprises a connecting plate and a shielding plate;

the connecting plate is circular; the outer ring surface of the connecting plate is fixedly connected with the inner wall of the upper box body in a seamless manner;

the shielding plate is in a circular tube shape; the outer circumferential surface of the baffle plate is fixedly connected with the inner ring surface of the connecting plate in a seamless mode; the outer circumferential surface of the shielding plate is provided with a sealing gasket, and the sealing gasket can seal the outer circumferential surface of the shielding plate and the inner flange of the U-shaped groove when the chassis is connected with the upper box body.

Further, the heater is a resistance heater; the resistance band of the resistance heater is conical; the chassis is a conical shell;

the lower surface of the chassis is provided with a conical groove matched with the resistance tape; the periphery of the conical groove of the base plate is also provided with a plurality of circles of bulges.

Further, the agitator comprises a fixed rod, a shaft rod, a servo motor, an agitating ring and a guide rod;

the servo motor is arranged in the upper box body through a fixed rod; the shaft lever is fixedly connected with a rotating shaft of the servo motor;

the stirring ring comprises a circular ring, a plurality of helical blades, a sleeve and a plurality of connecting rods;

the helical blades are fixedly connected to the outer surface of the sleeve in an array; the circular ring is connected with the sleeve through a plurality of connecting rods; a plurality of helical blades are positioned in the circular ring;

the upper part of the inner wall of the sleeve is provided with threads; the lower part inside the sleeve is provided with a regular hexagon through hole; the diameter of the circumscribed circle of the regular hexagon is larger than the diameter of the thread on the upper part of the inner wall of the sleeve;

the shaft rod comprises a thread section, a necking section and a fixing section; the thread section is provided with threads matched with the threads on the upper part of the inner wall of the sleeve; the diameter of the necking section is smaller than that of the thread on the upper part of the inner wall of the sleeve; the outer surface of the fixed section is matched with the inner wall of the regular hexagon through hole at the lower part in the sleeve;

the guide rod is fixedly connected with the fixed rod and is parallel to the shaft lever; the guide rod can penetrate through gaps among the connecting rods and among the helical blades; the bottom end of the guide rod is flush with the lower end of the threaded section.

Furthermore, the lower parts of the plurality of helical blades are provided with stirring rods.

Due to the adoption of the technical scheme, the invention has the following advantages:

through setting up the negative pressure ware, can take out the negative pressure with the dewatering box, because the evaporating temperature of moisture can reduce under the negative pressure, will reduce the consumption of the energy like this, through taking out the negative pressure after, at the in-process of drying, the gaseous pollutant of production is less, and the influence of environment is also little. Can accomplish the dehydration of next batch immediately after the dehydration through the dung box to realize efficient dehydration, can collect the water source that pollutes through the hydrops case, also reduced harmful gas and got into atmospheric volume, reduced the direct pollution to the environment.

Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof.

Drawings

The drawings of the invention are illustrated as follows:

FIG. 1 is a schematic structural view of a rapid water extractor for breeding feces.

Fig. 2 is an enlarged schematic view of a portion a in fig. 1.

Fig. 3 is an enlarged schematic view of a-1 in fig. 2.

Fig. 4 is an enlarged schematic view of a portion B in fig. 1.

Fig. 5 is an enlarged schematic view of the structure at C in fig. 1.

Fig. 6 is an enlarged schematic view of the structure at D in fig. 1.

Fig. 7 is an enlarged schematic view of E in fig. 1.

In the figure: 1. a manure box; 21. a chassis; a U-shaped slot; 2111. an inner wing edge; 212. a rubber pad; 213. a protrusion; 22. an upper box body; 221. a cabinet housing; 2211. a trench; 222. an upper sealing cover; 2221. an air duct; 2222. an air guide fan; 231. fixing the rod; 232. a shaft lever; 2321. a threaded segment; 2322. a necking section; 2323. a fixed section; 233. a servo motor; 234. a stirring ring; 2341. a circular ring; 2342. a helical blade; 2343. a sleeve; 2344. a connecting rod; 235. a guide bar; 24. a resistance heater; 3. a liquid accumulation box; 4. a negative pressure device; 5. a frame; 61. a circular tube; 62. a packing auger; 63. a constant speed motor; 64. a valve; 7. attaching a plate; 71. a connecting plate; 711. an outer annular surface; 712. an inner ring surface; 72. a shielding plate; 721. a gasket; 8. a stirring rod; 9. a hydraulic rod.

Detailed Description

The invention is further illustrated by the following figures and examples.

Example (b):

as shown in fig. 1 to 7, the quick manure dewaterer comprises a manure box 1, a dewatering box, a liquid accumulation box 3, a negative pressure device 4 and a frame 5;

the dewatering box comprises a chassis 21, an upper box body 22, an agitator and a heater; the liquid accumulating box 3, the negative pressure device 4 and the upper box body 22 are all arranged on the frame 5; the chassis 21 is arranged on the frame 5 through a hydraulic rod 9 and is positioned right below the upper box body 22;

the upper box body 22 is in a cylindrical shape with a sealed top end; the agitator is mounted in the upper housing 22; the lower ends of the chassis 21 and the upper box 22 can be sealed in a seamless way through a hydraulic rod 9; the heater is arranged on the lower surface of the chassis 21;

the manure box 1 and the upper box body 22 can be communicated in a closed mode; the liquid accumulation tank 3 is communicated with the top of the upper tank body 22; the negative pressure device 4 communicates with the upper case 22.

Through setting up negative pressure ware 4 and just empty pump, can take out the negative pressure with the dehydration tank, because the evaporating temperature of moisture can reduce under the negative pressure, will reduce the consumption of the energy like this, through taking out the negative pressure back, at the in-process of drying, the gaseous pollutants of production is less (the temperature is lower relatively, volatile foul smell material is less), when opening the excrement and urine after the chassis release drying, also little to the influence of environment. The inside multilayer filter screen that sets up of hydrops case 3 can be collected vapor. Can accomplish the dehydration of next batch immediately after every batch through dung box 1 to realize efficient dehydration, can collect the water source that pollutes through hydrops case 3, also reduced harmful gas and got into atmospheric volume, reduced the direct pollution to the environment.

Meanwhile, the whole treatment equipment is completely sealed in the treatment process, so that polluting gas cannot enter the atmosphere, and the pollution to the environment is reduced.

In this embodiment, the upper box 22 includes a circular tube-shaped box shell 221, an upper sealing cover 222; the lower portion of the housing 221 has a smaller diameter than the upper portion; 2 grooves 2211 for guiding and accumulating liquid are arranged on the box shell 221 along the circumferential direction; the groove 2211 is communicated with the effusion box 3;

the upper sealing cover 222 is conical; an air duct 2221 is arranged at the top of the upper sealing cover 222; an air guide fan 2222 is arranged in the air guide tube 2221; the air duct 2221 is communicated with the liquid storage tank 3;

the agitator is installed in the cabinet 221, and the negative pressure means 4 and the manure chamber 1 communicate with the upper sealing cover 222.

The water vapor in the box shell 221 can be concentrated at the top of the upper sealing cover 222 by arranging the upper sealing cover 222 to be conical, and then the water vapor is guided to the liquid collecting box 3 by the air guide fan 2222 on the upper sealing cover 222, so that the water vapor in the culture feces is discharged, the box shell 221 is arranged to be inverted round table-shaped, and meanwhile, the two grooves 2211 are arranged on the side surface of the box shell 221, so that the water vapor attached to the inner wall of the box shell 221 can be blocked by the grooves 2211 when being condensed and flows downwards, and the dehydration is more efficient.

In the embodiment, the manure box 1 is communicated with the upper box body 22 through a material quantity regulator;

the material quantity regulator comprises a circular tube 61, an auger 62 and a constant speed motor 63;

one end of the round pipe 61 is sealed, and the other end of the round pipe is communicated with the upper box body 22; the packing auger 62 is rotatably arranged in the circular tube 61 and fixedly connected with a rotating shaft of the constant-speed motor 63;

a valve 64 is arranged at one end of the round pipe 61 communicated with the upper box body 22.

The amount of the culture excrement injected into the box shell 221 can be controlled by the auger 62, and meanwhile, the culture excrement can be effectively prevented from flowing into the box shell 221 smoothly after being blocked in the circular tube 61.

In this embodiment, an upward annular U-shaped groove 211 is formed at the circumferential end of the chassis 21; a rubber pad 212 is arranged in the U-shaped groove 211; an auxiliary plate 7 is arranged on the inner side of the lower end of the upper box body 22;

the accessory plate 7 comprises a connecting plate 71 and a shielding plate 72;

the connecting plate 71 is circular; the outer ring surface 711 of the connecting plate 71 is fixedly connected with the inner wall of the upper box body 22 in a seamless manner;

the shielding plate 72 is in a round tube shape; the outer circumferential surface of the shielding plate 72 is seamlessly fixedly connected with the inner annular surface 712 of the connecting plate 71; the outer circumferential surface of the shielding plate 72 is provided with a sealing gasket 721, and when the bottom plate 21 and the upper box 22 are connected together, the sealing gasket 721 can seal the outer circumferential surface of the shielding plate 72 and the inner flange 2111 of the U-shaped groove 211.

Set up U-shaped groove 211 and can place rubber pad 212 to can realize complete airtight when making case shell 221 and chassis 21 compress tightly, sealed 721 through shielding plate 72 and on the shielding plate 72 can effectually prevent to be located the moist breed excrement and urine of case shell 221 and chassis 21 and can not get into U-shaped groove 211, just so be difficult to appear the sealed not good condition of effect of case shell 221 and chassis 21 in repeated use.

Set up U-shaped groove 211 on chassis 21 to and attach board 7 with U-shaped groove 211 complex, make whole dry chamber body both can realize opening and can realize better sealed, can reduce faecal revealing, avoid the pollution to the environment.

In the present embodiment, the heater is a resistance heater 24; the resistive band of the resistive heater 24 is conical; the chassis 21 is a conical shell;

the lower surface of the chassis 21 is provided with a conical groove matched with the resistance tape; the periphery of the conical groove of the bottom plate 21 is also provided with 2 circles of protrusions 213.

Can very effectual control heating temperature through resistance heating, through setting up chassis 21 bottom to the toper, can be with more heat accumulation on chassis 21, through setting up 2 rings of arch 213 in chassis 21 lower part, form a heat transfer space that has certain restriction effect to the hot-air, can realize the long-time accumulation of air with the heating in chassis 21 lower part, slow again to chassis 21 edge diffusion, reduce the loss of heat energy, improve heating efficiency.

In this embodiment, the agitator includes a fixing rod 231, a shaft 232, a servo motor 233, an agitating ring 234, and a guide rod 235;

the servo motor 233 is installed in the upper case 22 through a fixing rod 231; the shaft rod 232 is fixedly connected with a rotating shaft of the servo motor 233;

the stirring ring 234 comprises a circular ring 2341, a plurality of spiral blades 2342, a sleeve 2343 and a plurality of connecting rods 2344;

a plurality of helical blades 2342 are fixedly connected to the outer surface of the sleeve 2343 in an array; the circular ring 2341 is connected with the sleeve 2343 through a plurality of connecting rods 2344; a plurality of helical blades 2342 are positioned in the circular ring 2341;

the upper part of the inner wall of the sleeve 2343 is provided with threads; the lower part inside the sleeve 2343 is a regular hexagonal through hole; the diameter of the circumscribed circle of the regular hexagon is larger than that of the thread on the upper part of the inner wall of the sleeve 2343;

the shaft 232 includes a threaded segment 2321, a necked segment 2322, and a fixed segment 2323; the thread section 2321 is provided with threads matched with the threads on the upper part of the inner wall of the sleeve 2343; the diameter of the necked-down section is smaller than the diameter of the thread on the upper part of the inner wall of the sleeve 2343; the outer surface of the fixed section 2323 is matched with the inner wall of the regular hexagonal through hole at the lower part inside the sleeve 2343;

the guide rod 235 is fixedly connected with the fixing rod 231 and is parallel to the shaft rod 232; the guide rod 235 may pass through gaps between the plurality of connecting rods 2344 and between the plurality of helical blades 2342; the bottom end of the guide rod 235 is flush with the lower end of the threaded segment 2321.

The ring 2341 can be divided into a plurality of fan-shaped areas by the connecting rod 2344 and the spiral blades 2342 on the stirring ring 234, the ring 2341 can be limited on the plane by the guide rod 235 fixed on the fixing rod 231, and therefore the ring 2341 can only move up and down under the action of the threads of the servo motor 233 and the shaft rod 232, cultured excrement can be lifted, and the cultured excrement falls onto the chassis 21 under the action of gravity and the spiral blades 2342, and stirring is achieved;

through the gold shrinkage section and the fixed section 2323 at the lower part of the shaft rod 232, the circular ring 2341 can be separated from the guide rod 235 and is fixed with the fixed section 2323, so that the cultivation excrement at the bottom of the box shell 221 can be stirred.

Specifically, the helical blades can move up and down along with the rotation of the shaft lever through the threaded fit of the sleeve and the shaft lever, so that the excrement can be turned up and down; after the sleeve pipe fell, the sleeve pipe cooperated with the fixed section of axostylus axostyle, and at this moment under the rotation of axostylus axostyle, the sleeve pipe level rotated, realized stirring to excrement and urine.

Through foretell design, realized adopting one set of structure and device to realize two kinds of different functions, saved the power supply, reduced the manufacturing cost of equipment and improved the stability that equipment transported.

In this embodiment, the lower portions of the plurality of helical blades 2342 are provided with stirring rods 8.

The cultivation excrement on the chassis 21 can be stirred as much as possible by arranging the stirring rod 8 at the lower part of the helical blade 2342, thereby realizing better drying of the cultivation excrement.

The invention works in such a way that collected breeding excrement is completely placed in the excrement box 1, the circular ring 2341 is moved upwards, the guide rod 235 is inserted into a gap of the circular ring 2341 until the circular ring 2341 is matched with the thread on the shaft rod 232, and the servo motor 233 is started, so that the circular ring 2341 moves upwards for a certain distance; the hydraulic rod 9 is started to move the chassis 21 upwards, and finally the sealing between the chassis 21 and the box shell 221 is realized.

And starting the constant speed motor, and discharging the culture excrement in the excrement box 1 into the box shell 221, wherein the height of the discharged culture excrement is lower than the height of the groove 221120 cm. The negative pressure device 4 is activated to discharge the gas in the casing 221, thereby achieving negative pressure in the casing 221. The resistance heater 24 is activated to heat the chassis 21 and the air guide fan 2222 is activated.

The servo motor 233 is started, the servo motor 233 is controlled to rotate forwards and reversely to achieve the effect that the circular ring 2341 moves up and down under the limitation of the guide rod 235, and along with the up-and-down movement of the circular ring 2341, the spiral blades 2342 lift the cultured excrement and then fall down along with gravity, and accordingly the cultured excrement is turned over.

Under the environment of negative pressure and high temperature, the moisture in the culture excrement can be evaporated out fast, the evaporated steam rises and meets the inner wall of the box shell 221, the steam is condensed and flows downwards and finally flows into the liquid accumulation box 3 through the groove 2211, the steam enters the liquid accumulation box 3 under the action of the air guide fan 2222, the liquid accumulation box 3 forms circulation through the air guide pipe 2221 and a pipeline communicated with the groove 2211, and therefore a small amount of gas entering the liquid accumulation box 3 can enter the box shell 221 again, and the air guide fan 2222 can work effectively.

When breeding excrement and urine and slowly becoming drier, control servo motor 233 carries out unidirectional rotation, separate ring 2341 and guide bar 235, ring 2341 matches with canned paragraph 2323 under the effect of gravity, thereby realize ring 2341 and can rotate along with axostylus axostyle 232, under the effect of gravity and helical blade 2342, ring 2341 can be slow insert case shell 221 bottom (helical blade 2342 rotates and promotes the excrement and urine of partial breed, thereby leave partial space, get into in the space under the action of gravity, thereby realize in the slow excrement and urine of breeding of inserting), finally get into drier breed excrement and urine, carry out stirring once more to breed excrement and urine.

When the cultured excrement meets the drying requirement, the vacuum pump, the air guide fan 2222, the resistance heater 24 and the servo motor 233 are closed, the hydraulic rod 9 is started to lower the chassis 21, and the worker takes out the dried cultured excrement in the chassis 21 and then realizes continuous cycle drying through the steps above.

Finally, the above embodiments are only intended to illustrate the technical solutions of the present invention and not to limit the present invention, and although the present invention has been described in detail with reference to the preferred embodiments, it will be understood by those skilled in the art that modifications or equivalent substitutions may be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions, and all of them should be covered by the claims of the present invention.

Claims

1. The quick excrement breeding dehydrator is characterized by comprising an excrement box, a dehydration box, a liquid accumulation box, a negative pressure device and a frame;

2. The quick manure dewaterer according to claim 1, wherein the upper box body comprises a round pipe shaped box shell and an upper sealing cover; the diameter of the lower part of the box shell is smaller than that of the upper part; a plurality of grooves for guiding and accumulating liquid are arranged on the box shell along the circumferential direction; the groove is communicated with the liquid accumulation box;

3. The quick manure dewaterer according to claim 1, wherein the manure box is communicated with the upper box body through a material quantity regulator;

4. The quick manure dewaterer according to claim 1, wherein an upward annular U-shaped groove is provided on the circumferential end of the base plate; a rubber pad is arranged in the U-shaped groove; an auxiliary plate is arranged on the inner side of the lower end of the upper box body;

the auxiliary plate comprises a connecting plate and a shielding plate;

5. The quick manure dewaterer of claim 1, wherein the heater is a resistance heater; the resistance band of the resistance heater is conical; the chassis is a conical shell;

6. The rapid manure dewaterer of claim 1, wherein the agitator comprises a fixed rod, a shaft rod, a servo motor, an agitating ring, a guide rod;

7. The quick dewatering machine for farmed manure according to claim 6, wherein the lower part of the plurality of the spiral blades is provided with a stirring rod.