CN211078857U - Duck manure low pressure drying system - Google Patents

Abstract

The utility model discloses a duck manure low pressure drying system belongs to animal manure environmental protection processing technology field. The technical scheme is as follows: the utility model provides a duck excrement low pressure drying system, wherein, sets up with the excrement mouth including the top, and the airtight jar of excrement mouth is seted up to the bottom, sets up the support in airtight tank bottoms portion, sets up the part of bleeding and aerifys the part at airtight tank deck portion both ends respectively, runs through airtight tank both ends, sets up the stirring unit at airtight tank middle part to and set up on the excrement mouth of airtight tank, seal the excrement unit of excrement mouth. The utility model has the advantages that: the utility model provides a pair of duck excrement low pressure drying system can carry out high-efficient dehydration, with low costs, the energy consumption is low, the process route is short.

Description

Duck manure low pressure drying system

Technical Field

The utility model relates to an animal manure environmental protection processing technology field, in particular to duck manure low pressure drying system.

Background

The breeding scale of meat ducks in China reaches more than 35 hundred million feather, and the breeding mode of the meat duck industry is gradually developed to the large-scale cage breeding and three-dimensional net breeding stage from the simple net breeding mode. The traditional net culture mode has small culture amount, the single-span culture amount is within 8000 feathers, the single-span culture amount of the large-scale cage culture mode and the three-dimensional net culture mode breaks through 30000 feathers, and the scale of a single large-scale meat duck farm is above and below 20 ten thousand feathers; with the rapid development of meat duck breeding and the improvement of the breeding scale of large-scale meat duck farms, the problem of environment-friendly treatment of duck manure is pressing day by day and is a main bottleneck limiting the development of meat duck industry, however, due to the specific physical and chemical characteristics of duck manure, the traditional environment-friendly means for treating livestock and poultry manure is not suitable for duck manure treatment; the duck manure is most obviously different from other livestock manure and is characterized by high water content which can reach more than 90%, the reduction of the water content is the premise of environment-friendly treatment of all livestock manure, the high water content of the duck manure is the main problem which causes great difficulty in duck manure treatment and large investment, and the healthy and sustainable development of the meat duck industry is severely restricted. Therefore, the meat duck industry urgently needs a simple, effective and low-cost duck manure and liquid-dung separation system.

How to solve the above technical problems is the subject faced by the present invention.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems in the prior art, the utility model provides a duck manure low pressure drying system which can carry out high-efficient dehydration treatment, has low cost, low energy consumption and short process route.

In order to realize the purpose of the utility model, the utility model provides a duck manure low-pressure drying system, which comprises a closed tank with a manure feeding port at the top and a manure discharging port at the bottom, a bracket arranged at the bottom of the closed tank, a bracket for supporting the closed tank, an air exhaust part and an air inflation part which are respectively arranged at two ends of the top of the closed tank, a stirring unit which runs through two ends of the closed tank and is arranged at the middle of the closed tank, and a manure discharging unit which is arranged on the manure discharging port of the closed tank and seals the manure discharging port, wherein the closed tank is provided with the manure discharging port at the bottom; the air extracting part is arranged, so that air in the closed tank can be extracted to be vacuum, the air pressure in the closed tank is reduced, the boiling point of moisture in the duck manure is reduced in a low-pressure environment, low-temperature boiling is realized, the evaporation efficiency is improved, and the low-temperature drying of the duck manure under low energy consumption is realized;

a dung adding cover for sealing the dung adding opening is arranged on the dung adding opening, and the dung adding cover and the dung outlet unit are closed when low-pressure drying operation is carried out; go out the excrement operation when excrement unit opens, can realize the high-efficient dehydration of duck excrement and handle, and need not consider the sewage treatment problem after the processing, save the treatment cost.

The stirring unit comprises a plurality of stirring driving shafts which are parallel to each other and respectively penetrate through two ends of the closed tank, a plurality of stirring sleeve rollers which are respectively sleeved outside each stirring driving shaft, the middle parts of the stirring sleeve rollers are hinged to the middle parts of the corresponding stirring driving shafts along the radial direction, a plurality of roller shaft grids which are respectively arranged on the outer side surfaces of the stirring sleeve rollers, a shaking part and a first belt transmission mechanism, wherein the shaking part is respectively arranged between each stirring sleeve roller and the corresponding stirring driving shaft, and the first belt transmission mechanism is arranged between the plurality of stirring driving shafts; because stirring mantle roller is followed when rotating the stirring drive shaft takes place to rock, makes every stirring all right duck excrement in the closed tank is followed stirring drive shaft axial, radial, syntropy three-dimensional coexistent stirring simultaneously improves duck excrement and is in the removal range in the closed tank to further improve drying effect.

A mechanism box is arranged outside the shaking part;

one of the stirring driving shafts is coaxial with an output shaft of a driving motor, and the driving motor is arranged at one end of the stirring driving shaft.

The utility model discloses a concrete features still, rock the part including cup jointing stirring drive axle a tip, and along the axis direction with the mutual sliding fit's of stirring drive axle traction cover, both ends articulate respectively on the stirring mantle roller with first connecting rod on the traction cover, the axis direction with the axis direction of stirring drive axle is equal, with the mutual normal running fit's of mechanism case internal thread cover, a tip with the mutual lock of traction cover, the middle part along the axis direction with the mutual sliding fit of mechanism case, another tip with the mutual screw-thread fit's of internal thread cover regulating part, and control the reciprocal slewing mechanism of internal thread cover can adjust the axis of stirring mantle roller with angle between the stirring drive axle, and then the stirring amplitude of stirring when adjusting the stirring.

The utility model is also characterized in that the reciprocating rotation mechanism comprises a limit disc, a shifting wheel mutually matched with the limit disc, a sliding block mutually matched with one end part of a shifting wheel rotating shaft in a rotating way, a shaft coupling with an output end rotating shaft coaxial with the rotating shaft of the shifting wheel, and a second belt transmission mechanism arranged between the limit disc and the internal thread sleeve, wherein the shafts of two belt pulleys of the second belt transmission mechanism are respectively coaxial with the shaft of the limit disc and the shaft of the internal thread sleeve; one belt pulley of the second belt transmission mechanism is fixedly sleeved on the rotating shaft of the limiting disc, and the other belt pulley of the second belt transmission mechanism is fixedly sleeved on the same surface of the excircle of the internal thread sleeve;

the limiting disc comprises a limiting disc body, a curve-shaped limiting groove which is arranged on the bottom surface of the limiting disc body and is close to the edge, the curve-shaped limiting groove is connected end to end, the curve-shaped limiting groove is formed by two arcs which are respectively concentric with the limiting disc body and coincide with the central angle, and two arcs which are respectively connected between the corresponding ends of the two arcs and are respectively tangent with the two arcs, and a plurality of limiting columns are uniformly arranged on the control disc body between the limiting grooves;

the limiting columns are meshed with the shifting wheel, and one end of a rotating shaft of the shifting wheel is matched with the limiting groove;

the coupler comprises a cross rod and two U-shaped connecting pieces which are perpendicular to each other and respectively arranged on the cross rod; two side plates of one U-shaped connecting piece are respectively matched with two end parts of a cross rod of the cross rod in a sliding manner, and two side plates of the other U-shaped connecting piece are respectively matched with two end parts of a longitudinal rod of the cross rod in a sliding manner; the middle part of one of them U type connecting piece blind end sets up the input of shaft coupling, another the middle part of U type connecting piece blind end sets up the output of shaft coupling, the axis of the input of shaft coupling is parallel to each other with the axis of output.

The utility model discloses a concrete features is in addition, the stirring unit is still including setting up rock the part with link gear between the stirring drive shaft can realize at the stirring in-process, it is right simultaneously the axis of stirring shell roller with angle between the stirring drive shaft is adjusted, can also reduce motor use quantity in addition, saves the energy consumption.

The utility model discloses a concrete features is in addition, link gear establishes including the cover stirring drive epaxial, and rather than coaxial driver plate, and with the coaxial sheave of input of shaft coupling can be realized reciprocating rotation mechanism with intermittent type linkage between the stirring drive axle makes the axis of stirring shell roller with take place abundant stirring when the angle between the stirring drive axle changes, improve stirring efficiency.

The utility model is characterized in that the stirring driving shaft comprises a shaft body, rocking parts which are oppositely arranged at the two sides of the same circle surface at the middle part of the shaft body along the axis direction, a first hinge hole which is arranged at the middle part of the shaft body along the radial direction and runs through the two side surfaces of the rocking part, a sliding part which is arranged at one end part of the shaft body, and a connecting shaft which is arranged on the end surface of the shaft body and is coaxial with the shaft body; the connecting shaft is arranged at the end part close to the sliding part;

the stirring sleeve roller comprises a roller body, a shaking through hole, a second hinge hole and a first hinge seat, wherein the shaking through hole is formed in the center of the roller body along the axis and penetrates through two end faces of the roller body;

the traction sleeve comprises a traction sleeve body, a limiting part and a second hinge seat, wherein the traction sleeve body is provided with a sliding through hole penetrating through two end faces of the traction sleeve body along the axis, the limiting part is arranged on the circumferential surface of the middle part of the traction sleeve body along the same direction of a circle, and the second hinge seat is arranged on one end face of the traction sleeve body;

the shaking through hole is sleeved outside the shaking part, and the inner wall of the shaking through hole is matched with the outer wall of the shaking part;

the first hinge hole is matched with the second hinge hole;

the sliding part penetrates through the sliding through hole;

the driving plate is fixedly sleeved on the connecting shaft;

the first hinge seat and the second hinge seat are respectively hinged with two end parts of the first connecting rod;

the limiting part is buckled with one end of the adjusting piece.

The utility model discloses a concrete features still, it is in including setting up to go out the excrement unit airtight jar go out the excrement window on the excrement mouth, and control go out the excrement control assembly of excrement window switch.

The utility model is characterized in that the manure outlet window is composed of a window frame fixed on the bottom surface of the manure outlet, two ends of the window frame are respectively hinged with two ends of the window frame, and a plurality of window plates are uniformly arranged on the window frame;

go out excrement control assembly including respectively with each the luffer boards is with one end articulated first gangbar, respectively with each another end articulated second gangbar of luffer boards, fix cylinder on the airtight jar outer wall, fix the connecting piece of the piston rod tip of cylinder, and one end is in on the connecting piece, another end is in second connecting rod on the first gangbar.

The utility model discloses a concrete features still has, duck excrement low pressure drying system still include with the gas processing unit that the part communicates each other bleeds can prevent that the gas of taking out from causing the pollution to the environment.

The utility model discloses during the in-service use: when duck manure low-pressure drying operation is required, firstly ensuring that the manure discharging unit is in a closed state, secondly adding manure at a manure adding port, then closing the manure adding port, and sealing the closed tank; vacuumizing the closed tank by using an air exhaust component, starting a driving motor, simultaneously rotating a plurality of stirring driving shafts under the driving of a first belt transmission mechanism, enabling the stirring sleeve roller and the axis of each stirring driving shaft to form an angle, rotating along with the stirring driving shafts, and stirring the duck manure by using a roller shaft grid;

meanwhile, the driving plate synchronously rotates along with the stirring driving shaft, the poking grooved wheel intermittently rotates, under the action of the coupler, the poking wheel with a rotating shaft coaxial with the axis of the output end of the coupler rotates, the rotating shaft of the poking wheel moves along the limiting groove, the rotating shaft of the poking wheel drives the sliding block to move back and forth, the poking wheel limiting disc rotates back and forth, under the action of the second belt transmission mechanism, the internal thread sleeve is driven to rotate back and forth, the adjusting piece drives the traction sleeve buckled with the adjusting piece to slide back and forth along the axis direction of the stirring driving shaft, and under the drive of the first connecting rod, the axial angle between the stirring sleeve roller and the stirring driving shaft is changed;

after the low-pressure drying operation is completed, the driving motor is closed, the air charging component is used for charging air into the closed tank, the closed tank is enabled to be the same as external air pressure, the air cylinder is opened, the piston rod pushes the connecting piece and further drives the second connecting rod to move, the first linkage rod is driven to drive the window plate to rotate along the hinged shaft, and the excrement discharging unit is opened to discharge excrement.

The utility model has the advantages that: the utility model is provided with the air exhaust unit and the stirring unit, the high-efficiency dehydration treatment of the duck manure can be realized, the problem of sewage treatment does not need to be considered after the treatment, the process route is short, and the quick collection of the treated duck manure can be realized by combining the air inflation unit and the manure discharge unit, so that the treatment cost is saved; the stirring unit with the shaking part is arranged, so that the stirring sleeve roller can shake along the stirring driving shaft when rotating, the duck manure can be stirred and stirred simultaneously along the axial direction, the radial direction and the same direction of the stirring driving shaft in three directions during each stirring, the moving amplitude of the duck manure is increased, and the drying effect is further improved; the reciprocating rotation mechanism is arranged, so that the angle between the axis of the stirring sleeve roller and the stirring driving shaft can be adjusted, and the stirring and stirring amplitude during stirring is further adjusted; the linkage mechanism is arranged, so that the angle between the axis of the stirring sleeve roller and the stirring driving shaft can be adjusted in the stirring process, the use number of motors can be reduced, and the energy consumption is saved; a mechanism with a matched driving plate and a grooved wheel is arranged as a linkage mechanism, so that intermittent linkage between the reciprocating rotation mechanism and the stirring driving shaft can be realized, the axial line of the stirring sleeve roller and the stirring driving shaft are fully stirred when the angle between the axial line and the stirring driving shaft is changed, and the stirring efficiency is improved; the gas treatment unit is arranged, so that the environment can be prevented from being polluted by the pumped gas.

Drawings

Fig. 1 is a schematic view of the appearance structure of the present invention.

Fig. 2 is the structure schematic diagram of the utility model cut open along the center line of the closed tank.

Fig. 3 is a schematic view of a partial structure of the stirring unit of the present invention.

Fig. 4 is a schematic structural view of the stirring driving shaft of the present invention.

Fig. 5 is a schematic structural view of the stirring sleeve roller of the present invention.

Fig. 6 is a schematic structural view of the middle traction sleeve of the present invention.

Fig. 7 is a schematic structural diagram of the reciprocating rotation mechanism of the present invention.

Fig. 8 is a schematic view of a partial structure of the present invention.

Fig. 9 is a partially enlarged view of a portion a in fig. 8.

Wherein the reference numerals are: 1. a support; 2. sealing the tank; 3. a manure feeding port; 4. an air extraction part; 5. a gas processing unit; 6. an inflation member; 7. a stirring unit; 701. a stirring drive shaft; 70101. a shaft body; 70102. a shaking part; 70103. a sliding part; 70104. a first hinge hole; 70105. a connecting shaft; 702. stirring sleeve rollers; 70201. a roller body; 70202. shaking the through hole; 70203. a first hinge mount; 70204. a second hinge hole; 703. a roll shaft grid; 704. a first belt drive mechanism; 8. a shaking member; 800. a mechanism box; 801. a traction sleeve; 80101. a traction sleeve body; 80102. a limiting part; 80103. a slide through hole; 80104. a second hinge mount; 802. a first link; 803. an adjustment member; 804. an internal thread sleeve; 9. a manure discharging unit; 901. a window panel; 902. a window frame; 903. a first linkage rod; 904. a connecting member; 905. a second linkage rod; 906. a second link; 907. a cylinder; 10. a reciprocating rotation mechanism; 1001. a limiting disc; 100101, a limit column; 10102. a limiting groove; 1002. a thumb wheel; 1003. a slider; 1004. a cross bar; 1005. a U-shaped connecting piece; 1006. a second belt drive mechanism; 1101. a dial; 1102. grooved wheels.

Detailed Description

In order to clearly illustrate the technical features of the present solution, the present solution is explained below by way of specific embodiments.

Referring to fig. 1 to 9, an embodiment of the present invention provides a duck manure low-pressure drying system, wherein the system comprises a closed tank 2 with a manure inlet 3 formed at the top and a manure outlet formed at the bottom, a support 1 arranged at the bottom of the closed tank 2, an air pumping component 4 and an air charging component 6 respectively arranged at two ends of the top of the closed tank 2, a stirring unit 7 penetrating through two ends of the closed tank 2 and arranged in the middle of the closed tank 2, and a manure outlet unit 9 arranged on the manure outlet of the closed tank 2 and closing the manure outlet; the air extracting part 4 is arranged, so that air in the closed tank 2 can be extracted to be vacuum, the air pressure in the closed tank 2 is reduced, the boiling point of water in the duck manure is reduced in a low-pressure environment, low-temperature boiling is realized, the evaporation efficiency is improved, and the low-temperature drying of the duck manure under low energy consumption is realized;

a manure adding cover for sealing the manure adding port 3 is arranged on the manure adding port, and the manure adding cover and the manure discharging unit 9 are closed when low-pressure drying operation is carried out; go out excrement operation when excrement unit 9 opens, can realize the high-efficient dehydration of duck excrement and handle, and need not consider the sewage treatment problem after the processing, save the treatment cost.

The stirring unit 7 comprises a plurality of stirring driving shafts 701 which are parallel to each other and respectively penetrate through two ends of the closed tank 2, a plurality of stirring sleeve rollers 702 which are respectively sleeved outside each stirring driving shaft 701, the middle parts of the stirring sleeve rollers 702 are radially hinged to the middle parts of the corresponding stirring driving shafts 701, a plurality of roller shaft grids 3 which are respectively arranged on the outer side surfaces of each stirring sleeve roller 702, a shaking part 8 which is arranged between each stirring sleeve roller 702 and the corresponding stirring driving shaft 701, and a first belt transmission mechanism 704 which is arranged between the plurality of stirring driving shafts 701; because the stirring sleeve roller 702 shakes along the stirring driving shaft 701 when rotating, the duck manure in the closed tank 2 can be stirred simultaneously along the axial direction, the radial direction and the same direction of the stirring driving shaft 701 in the simultaneous coexistence manner during each stirring, so that the moving amplitude of the duck manure in the closed tank 2 is increased, and the drying effect is further improved.

A mechanism box 800 is arranged outside the shaking part 8;

one of the agitation drive shafts 701 is coaxial with an output shaft of a drive motor provided at one end of the agitation drive shaft 701.

The utility model discloses a concrete features still, it includes cup joint at a stirring drive shaft 701 tip to rock part 8, and along axis direction and the mutual sliding fit's of stirring drive shaft 701 cover 801 that pulls, both ends articulate respectively on stirring mantle roller 702 and pull the first connecting rod 802 on the cover 801, the axis direction is equal with the axis direction of stirring drive shaft 701, with the mutual normal running fit's of mechanism case 800 internal thread cover 804, a tip and the mutual lock of pulling cover 801, the mutual sliding fit of axis direction and mechanism case 800 is followed to the middle part, another tip and the mutual screw-thread fit's of internal thread cover 804 regulating part 803, and the reciprocal slewing mechanism 10 of control internal thread cover 804, can adjust the angle between the axis of stirring mantle roller 702 and the stirring drive shaft 701, and then the stirring range during the adjustment stirring.

The utility model is also characterized in that the reciprocating rotation mechanism 10 comprises a limit disc 1001, a shifting wheel 1002 mutually matched with the limit disc 1001, a sliding block 1003 mutually matched with the mechanism box 800 in a sliding way, a sliding block 1003 mutually matched with one end part of a rotating shaft of the shifting wheel 1002 in a rotating way, a shaft coupling with the rotating shaft of the output end coaxial with the shifting wheel 1002, and a second belt transmission mechanism 1006 arranged between the limit disc 1001 and the internal thread sleeve 804;

the limiting disc 1001 comprises a limiting disc body, a curve-shaped limiting groove 100102 which is arranged on the bottom surface of the limiting disc body close to the edge and is connected end to end, the curve connected end to end is composed of two arcs which are respectively concentric with the limiting disc body and coincide with the central angle, and two arcs which are respectively connected between the corresponding ends of the two arcs and are respectively tangent with the two arcs, and a plurality of limiting columns 100101 are uniformly arranged on the control disc body between the limiting grooves 100102;

the plurality of limiting columns 100101 are meshed with the thumb wheel 1002, and one end of the rotating shaft of the thumb wheel 1002 is matched with the limiting groove 100102;

the coupler comprises a cross rod 1004 and two U-shaped connecting pieces 1005 which are perpendicular to each other and are respectively arranged on the cross rod 1004; two side plates of one U-shaped connecting piece 1005 are respectively matched with two end parts of a cross rod of the cross rod 1004 in a sliding way, and two side plates of the other U-shaped connecting piece 1005 are respectively matched with two end parts of a vertical rod of the cross rod 1004 in a sliding way; the middle part of the closed end of one U-shaped connecting piece 1005 is provided with an input end of a coupler, the middle part of the closed end of the other U-shaped connecting piece 1005 is provided with an output end of the coupler, and the axis of the input end of the coupler is parallel to the axis of the output end of the coupler.

The utility model discloses a concrete characteristics are still, and stirring unit 7 is still including setting up at the link gear who rocks between part 8 and the stirring drive shaft 701, can realize stirring the in-process, adjusts the axis of stirring shell roller 702 and the angle between the stirring drive shaft 701 simultaneously, can also reduce motor use quantity in addition, the energy saving consumed the festival.

The utility model discloses a concrete feature is in addition, link gear establishes on stirring drive shaft 701 including the cover, and rather than coaxial driver plate 1101 to and with the coaxial sheave 1102 of the input of shaft coupling, can realize the intermittent type linkage between reciprocating rotation mechanism 10 and the stirring drive shaft 701, take place abundant stirring when making the axis of stirring shell roller 702 and the angle between the stirring drive shaft 701 change, improve stirring efficiency.

The utility model has the specific characteristics that the stirring driving shaft 701 comprises a shaft body 70101, a shaking part 70102 which is arranged on two sides of the same plane of a circle in the middle of the shaft body 70101 and is oppositely arranged along the axial direction, a first hinge hole 70104 which is arranged in the middle of the shaft body 70101 along the radial direction and runs through two side surfaces of the shaking part 70102, a sliding part 70103 which is arranged at one end part of the shaft body 70101, and a connecting shaft 70105 which is arranged on the end surface of the shaft body 70101 and is coaxial with the shaft body 70101; the connecting shaft 70105 is provided at an end portion close to the sliding portion 70103;

the stirring sleeve roller 702 comprises a roller body 70201, a shaking through hole 70202 which is arranged at the center of the roller body 70201 along the axis and penetrates through two end faces of the roller body 70201, a second hinge hole 70204 which is arranged at the middle part of the roller body 70201 along the radial direction, and a first hinge seat 70203 which is arranged on one end face of the roller body 70201;

the traction sleeve 801 comprises a traction sleeve body 80101 provided with a sliding through hole 80103 penetrating through two end faces of the traction sleeve body 80101 along an axial line, a limiting part 80102 arranged on the circumferential surface of the middle part of the traction sleeve body 80101 along the same direction of a circle, and a second hinge seat 80104 arranged on one end face of the traction sleeve body 80101;

the shaking through hole 70202 is sleeved outside the shaking part 70102, and the inner wall of the shaking through hole 70202 is matched with the outer wall of the shaking part 70102;

the first hinge hole 70104 is matched with the second hinge hole 70204;

the sliding portion 70103 penetrates the sliding through hole 80103;

a fixed dial 1101 is sleeved on the connecting shaft 70105;

the first hinged seat 70203 and the second hinged seat 80104 are respectively hinged with two ends of the first connecting rod 802;

the limiting portion 80102 is engaged with one end of the adjusting member 803.

The utility model discloses a concrete characteristics also, go out the excrement unit including setting up the play excrement window on airtight jar 2's play excrement mouth and control the play excrement control assembly who goes out excrement window switch.

The utility model is characterized in that the manure outlet window is composed of a window frame 902 fixed on the bottom surface of the manure outlet, two ends of the window frame 902 are respectively hinged with two ends of the window frame 902, and a plurality of window plates 901 evenly arranged on the window frame 902;

the feces discharging control assembly comprises a first linkage rod 903 hinged with the same end part of each window plate 901 respectively, a second linkage rod 905 hinged with the other end part of each window plate 901 respectively, a cylinder 907 fixed on the outer wall of the closed tank 2, a connecting piece 904 fixed on the end part of a piston rod of the cylinder 907, and a second connecting rod 906 with one end part on the connecting piece 904 and the other end part on the first linkage rod 904.

The utility model discloses a concrete characteristics also, duck excrement low pressure drying system still include with the gas processing unit 5 that the part 4 communicates each other bleeds, can prevent that the gas of taking out from causing the pollution to the environment.

The utility model discloses during the in-service use: when duck manure low-pressure drying operation is required, firstly, the manure discharging unit is ensured to be in a closed state, secondly, manure is added at the manure adding port 3, then the manure adding port 3 is closed, and the closed tank 2 is closed; vacuumizing the closed tank 2 by using the air exhaust part 4, starting a driving motor, simultaneously rotating a plurality of stirring driving shafts 701 under the driving of a first belt transmission mechanism 704, enabling the stirring sleeve rollers 702 and the axes of the stirring driving shafts 701 to form an angle of one degree and rotate along with the stirring driving shafts 701, and turning and stirring the duck manure by using the roller shaft grids 703;

meanwhile, the dial plate 1101 rotates synchronously with the stirring driving shaft 701, the dial grooved pulley 1102 rotates intermittently, under the action of the coupler, the dial wheel 1002 with the rotating shaft coaxial with the axis of the output end of the coupler rotates, the rotating shaft of the dial wheel 1002 moves along the limiting groove 100102, the rotating shaft of the dial wheel 1002 drives the sliding block 1003 to move back and forth, the dial wheel 1002 limiting disc 1001 rotates back and forth, under the action of the second belt transmission mechanism 1006, the internal thread sleeve 804 is driven to rotate back and forth, the adjusting piece 803 further drives the traction sleeve 801 buckled with the adjusting piece 803 to slide back and forth along the axis direction of the stirring driving shaft 701, and under the drive of the first connecting rod 802, the axis angles of the stirring sleeve roller 702 and the stirring driving shaft 701 change;

after the low-pressure drying operation is finished, the driving motor is turned off, the air charging part 6 is used for charging air into the closed tank 2, the air pressure is the same as the external air pressure, the air cylinder 907 is turned on, the piston rod pushes the connecting piece 904 and further drives the second connecting rod 906 to move, the first linkage rod 903 is driven to drive the window plate 901 to rotate along the hinge shaft, and the excrement discharging unit 9 is turned on for excrement discharging operation.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims (9)

1. The duck manure low-pressure drying system is characterized by comprising a closed tank (2) with a manure adding port (3) formed in the top and a manure outlet formed in the bottom, a support (1) arranged at the bottom of the closed tank (2), an air pumping component (4) and an air charging component (6) which are respectively arranged at two ends of the top of the closed tank (2), a stirring unit (7) which penetrates through two ends of the closed tank (2) and is arranged in the middle of the closed tank (2), and a manure outlet unit (9) which is arranged on the manure outlet of the closed tank (2) and seals the manure outlet;

the stirring unit (7) comprises a plurality of stirring driving shafts (701) which are parallel to each other and respectively penetrate through two ends of the closed tank (2), a plurality of stirring sleeve rollers (702) which are respectively sleeved outside each stirring driving shaft (701) and are hinged to the middle parts of the corresponding stirring driving shafts (701) along the radial direction, a plurality of roller shaft grids (703) which are respectively arranged on the outer side surfaces of the stirring sleeve rollers (702), a shaking part (8) which is arranged between each stirring sleeve roller (702) and the corresponding stirring driving shaft (701), and a first belt transmission mechanism (704) which is arranged between the plurality of stirring driving shafts (701);

a mechanism box (800) is arranged outside the shaking component (8);

one of the stirring driving shafts (701) is coaxial with an output shaft of the driving motor.

2. The duck manure low-pressure drying system as claimed in claim 1, wherein the shaking part (8) comprises a sleeve-connected end part of the stirring driving shaft (701), a traction sleeve (801) which is in sliding fit with the stirring driving shaft (701) along the axial direction, a first connecting rod (802) with two ends respectively hinged on the stirring sleeve roller (702) and the traction sleeve (801), the axial direction is equal to the axial direction of the stirring driving shaft (701), an internal thread sleeve (804) which is mutually rotationally matched with the mechanism box (800), an adjusting piece (803) of which one end is mutually buckled with the traction sleeve (801), the middle part is mutually matched with the mechanism box (800) in a sliding way along the axial direction, the other end is mutually matched with the internal thread sleeve (804) in a threaded way, and a reciprocating rotation mechanism (10) for controlling the internal thread sleeve (804).

3. The duck manure low-pressure drying system as claimed in claim 2, wherein the reciprocating rotation mechanism (10) comprises a limiting disc (1001), a shifting wheel (1002) matched with the limiting disc (1001), a sliding block (1003) matched with the mechanism box (800) in a sliding mode, a sliding block (1003) matched with one end of a rotating shaft of the shifting wheel (1002) in a rotating mode, a coupler with an output end rotating shaft coaxial with the rotating shaft of the shifting wheel (1002), and a second belt transmission mechanism (1006) arranged between the limiting disc (1001) and the internal thread sleeve (804);

the limiting disc (1001) comprises a limiting disc body, a curved limiting groove (100102) which is arranged on the bottom surface of the limiting disc body and is close to the edge and is connected end to end, and a plurality of limiting columns (100101) which are uniformly arranged on the limiting disc body between the limiting grooves (100102);

the limiting columns (100101) are meshed with the shifting wheel (1002), and one end of a rotating shaft of the shifting wheel (1002) is matched with the limiting groove (100102);

the coupler comprises a cross rod (1004) and two U-shaped connecting pieces (1005) which are perpendicular to each other and are respectively arranged on the cross rod (1004); two side plates of one U-shaped connecting piece (1005) are respectively matched with two end parts of a cross rod of the cross rod (1004) in a sliding way, and two side plates of the other U-shaped connecting piece (1005) are respectively matched with two end parts of a vertical rod of the cross rod (1004) in a sliding way.

4. The duck manure low-pressure drying system as claimed in claim 3, wherein the stirring unit (7) further comprises a linkage mechanism disposed between the shaking part (8) and the stirring driving shaft (701).

5. A duck manure low pressure drying system as claimed in claim 4, wherein said linkage mechanism comprises a dial (1101) fitted over and coaxial with said stirring drive shaft (701), and a sheave (1102) coaxial with said input end of said coupling.

6. The duck manure low-pressure drying system as claimed in claim 5, wherein the stirring driving shaft (701) comprises a shaft body (70101), shaking portions (70102) which are oppositely arranged on two sides of the same plane of a circle in the middle of the shaft body (70101) along an axial direction, a first hinge hole (70104) which penetrates through two side surfaces of the shaking portions (70102), a sliding portion (70103) which is arranged at one end of the shaft body (70101), and a connecting shaft (70105) which is arranged on the end surface of the shaft body (70101) and is coaxial with the shaft body (70101); the connecting shaft (70105) is arranged at an end close to the sliding part (70103);

the stirring sleeve roller (702) comprises a roller body (70201), a shaking through hole (70202) which is formed in the center of the roller body (70201) along the axis and penetrates through two end faces of the roller body, a second hinge hole (70204) which is formed in the middle of the roller body (70201) along the radial direction, and a first hinge seat (70203) which is arranged on one end face of the roller body (70201);

the traction sleeve (801) comprises a traction sleeve body (80101) provided with a sliding through hole (80103) penetrating through two end faces of the traction sleeve body along an axis, a limiting part (80102) arranged on the circumferential surface of the middle part of the traction sleeve body (80101) along the same direction of a circle, and a second hinged seat (80104) arranged on one end face of the traction sleeve body (80101);

the shaking through hole (70202) is sleeved outside the shaking part (70102), and the inner wall of the shaking through hole (70202) is matched with the outer wall of the shaking part (70102);

the first hinge hole (70104) is matched with the second hinge hole (70204);

the sliding part (70103) penetrates through the sliding through hole (80103);

the connecting shaft (70105) is fixedly sleeved with the driving plate (1101);

the first hinge seat (70203) and the second hinge seat (80104) are respectively hinged with two ends of the first connecting rod (802);

the limiting part (80102) is buckled with one end of the adjusting piece (803).

7. The duck manure low-pressure drying system as claimed in claim 1, wherein the manure outlet unit comprises a manure outlet window disposed on the manure outlet of the closed tank (2), and a manure outlet control assembly controlling the opening and closing of the manure outlet window.

8. The duck manure low-pressure drying system as claimed in claim 7, wherein the manure outlet window is composed of a window frame (902) fixed on the bottom surface of the manure outlet, two ends of the window frame are respectively hinged to two ends of the window frame (902), and a plurality of window plates (901) are uniformly arranged on the window frame (902);

the manure discharge control assembly comprises a first linkage rod (903) hinged with the same end of each window plate (901), a second linkage rod (905) hinged with the other end of each window plate (901), a cylinder (907) fixed on the outer wall of the closed tank (2), a connecting piece (904) fixed at the end of a piston rod of the cylinder (907), and a second connecting rod (906) with one end on the connecting piece (904) and the other end on the connecting piece (904).

9. The duck manure low-pressure drying system as claimed in any one of claims 1 to 8, further comprising a gas treatment unit (5) in communication with the air extraction means (4).

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