Diesel engine air ducting for agricultural machine
Technical Field
The invention relates to the field of agricultural machinery diesel engines, in particular to a diesel engine air guide device for agricultural machinery.
Background
The air ducting structure is the structure of often using in the agricultural machine diesel engine, the air ducting structure generally is provided with air guide and power unit, rotate through power unit drive air guide, air guide includes fixed part and flabellum, air guide can bring some dust particles into in the during operation inevitability, and lack the mechanism that can in time handle these dust particles among the current air ducting, if do not in time handle these dust particles, then can pile up on the filter screen surface, long-time accumulation will block up the filter screen, thereby influence the result of use of filter screen, in addition, current air guide can produce very much noise when using, bring inconvenience for the user, and the user needs to move whole air guide when wanting to change the wind direction, the operation is inconvenient.
An effective solution to the problems in the related art has not been proposed yet.
Disclosure of Invention
The invention aims to overcome the defects and provides a diesel engine air guide device for agricultural machinery to solve the problems in the background art.
In order to achieve the purpose, the invention provides the following technical scheme: a diesel engine air guide device for agricultural machinery comprises an air guide channel, wherein a fan is installed in the air guide channel, a filter screen is fixedly connected inside the air guide channel, the top end of the air guide channel is connected with a driving mechanism, the output end of the driving mechanism is fixedly connected with a transmission rod, one end, away from the driving mechanism, of the transmission rod is fixedly connected with a slide rod, the surface of the slide rod is connected with a transverse slide rail in a sliding manner, the bottom end of the transverse slide rail is fixedly connected with a movable rod, the bottom end of the movable rod penetrates through the air guide channel and is fixedly connected with a cleaning rod, the bottom end of the cleaning rod is fixedly connected with a piston rod through a fixed block, a sliding mechanism is arranged between the cleaning rod and the filter screen, the bottom end of the air guide channel is fixedly connected with a connecting box, the inside bottom end of the connecting box, the top end of the piston is fixedly connected with the bottom end of the piston rod, one end of the piston cylinder is fixedly connected with an air inlet pipe, a one-way valve I is arranged on the air inlet pipe, one end of the air inlet pipe, far away from the piston cylinder, is fixedly connected with a dust collection box, the dust collection box is fixedly connected with the connecting box, the top end of the dust collection box is fixedly connected with a dust collection pipe, the top end of the dust collection pipe penetrates through the air guide channel and is fixedly connected with a dust collection port, one end of the piston cylinder, far away from the air inlet pipe, is fixedly connected with an air outlet mechanism, the inner wall of the air guide channel is symmetrically connected with a plurality of connecting plates, the surfaces of the connecting plates are fixedly connected with a plurality of convex blocks, the insides of the convex blocks are symmetrically connected with a silencing mechanism, the surfaces of the, the top end of the rotating rod is fixedly connected with a rotating handle, a plurality of insertion holes are formed in the surface of the rotating rod, and fixing mechanisms are arranged inside the insertion holes.
Further, actuating mechanism includes motor and pivot, the top fixedly connected with motor of wind-guiding passageway, the output shaft fixedly connected with pivot of motor, the pivot with transfer line fixed connection.
Furthermore, slide mechanism includes slide rail and slider, the slide rail has all been seted up to the both sides of filter screen, the surperficial sliding connection of slide rail has the slider, the slider with clearance stick fixed connection.
Further, the mechanism of giving vent to anger includes outlet duct and check valve two, the piston barrel is kept away from the one end fixedly connected with outlet duct of intake pipe, the outlet duct is kept away from the one end of piston barrel runs through the connecting box, and extends to outside the connecting box, be equipped with check valve two on the outlet duct.
Further, amortization mechanism is including keeping off soundboard, movable block, spring and solid fixed cylinder, the inside symmetric connection of lug has solid fixed cylinder, the inside swing joint of solid fixed cylinder has the movable block, the one end of movable block with the inner wall connection of solid fixed cylinder has the spring, the movable block is kept away from the one end of spring is run through gu fixed cylinder and fixedly connected with keep off the soundboard, the movable block with be equipped with stop gear between the solid fixed cylinder.
Further, stop gear includes spacing groove and gag lever post, the spacing groove has all been seted up to the both sides inner wall of fixed section of thick bamboo, the inside sliding connection of gag lever post of spacing groove, the gag lever post with movable block fixed connection.
Further, fixed establishment includes dead lever, connecting plate, reset spring and draws the piece, the inner wall swing joint of wind-guiding passageway has the dead lever, the fixed surface of dead lever is connected with the connecting plate, the connecting plate with be connected with reset spring between the wind-guiding passageway inner wall, the dead lever is kept away from the one end of jack is run through wind-guiding passageway and fixedly connected with draw the piece.
Furthermore, the surface of the movable rod is sleeved with a fixed sleeve, and the fixed sleeve is fixedly connected with the air guide channel.
Furthermore, the inside fixedly connected with dust screen of intake pipe.
Furthermore, one end of the sliding rod, which is far away from the transmission rod, is fixedly connected with a stop block.
The invention has the beneficial effects that:
1. this diesel engine air ducting for agricultural machine, through setting up the filter screen, the transfer line, the slide bar, horizontal type slide rail, the movable rod, the clearance stick, the fixed block, the piston rod, the connecting box, a piston cylinder, a piston, the intake pipe, check valve one, the dust collection box, the dust absorption pipe, the dust absorption mouth, mechanism and actuating mechanism give vent to anger, can drive the clearance stick and also drive the piston rod and remove in a piston cylinder when clearing up the filter screen surface by the motor, make the dust collection incasement form the negative pressure and inhale the dust collection incasement with the dust under clearing up through dust absorption mouth and dust absorption pipe, realized the timely clearance to the filter screen, avoid the dust to pile up and block up the filter screen.
2. Through setting up connecting plate, lug, amortization mechanism and stop gear, can absorb and the consumption that makes a round trip to the noise that produces in the air guide pipeline for air ducting during operation noise reduction.
3. Through setting up bull stick, carousel, aviation baffle and turning handle, can control the angle of aviation baffle through rotating the turning handle to can control the flow of wind direction.
4. Through setting up jack and fixed establishment, can fix it when need not rotating the aviation baffle, avoid rocking or mistake and bump and make the bull stick rotate by oneself for the angle of aviation baffle changes.
5. Through setting up the dust screen, can prevent that the dust in the dust collection box from entering into the piston cylinder, through setting up fixed cover, can make the more stable that the movable rod reciprocated.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic structural view of a diesel engine wind guide device for agricultural machinery according to an embodiment of the invention;
FIG. 2 is an enlarged view at A in FIG. 1;
FIG. 3 is an enlarged view at B in FIG. 1;
fig. 4 is a schematic structural diagram of a sliding mechanism in a diesel engine wind guiding device for agricultural machinery according to an embodiment of the invention;
fig. 5 is a schematic structural diagram of a stopper in a diesel engine wind guide device for agricultural machinery according to an embodiment of the invention.
Reference numerals:
1. an air guide channel; 2. a fan; 3. a filter screen; 4. a transmission rod; 5. a slide bar; 6. a horizontal slide rail; 7. a movable rod; 8. cleaning the rod; 9. a fixed block; 10. a piston rod; 11. a connecting box; 12. a piston cylinder; 13. a piston; 14. an air inlet pipe; 15. a one-way valve I; 16. a dust collection box; 17. a dust collection pipe; 18. a dust suction port; 19. a connecting plate; 20. a bump; 21. a rotating rod; 22. a turntable; 23. an air deflector; 24. a jack; 25. a motor; 26. a rotating shaft; 27. a slide rail; 28. a slider; 29. an air outlet pipe; 30. a second one-way valve; 31. a sound blocking plate; 32. a movable block; 33. a spring; 34. a fixed cylinder; 35. a limiting groove; 36. a limiting rod; 37. fixing the rod; 38. a connecting plate; 39. a return spring; 40. pulling the block; 41. fixing a sleeve; 42. a dust screen; 43. a handle is rotated; 44. and a stop block.
Detailed Description
The invention is further described with reference to the following figures and specific examples.
The first embodiment is as follows:
referring to fig. 1-5, the diesel engine air guide device for agricultural machinery according to the embodiment of the present invention includes an air guide channel 1, a fan 2 is installed in the air guide channel 1, the fan 2 is externally connected with a power supply, a filter screen 3 is fixedly connected inside the air guide channel 1, a driving mechanism is connected to a top end of the air guide channel 1, a transmission rod 4 is fixedly connected to an output end of the driving mechanism, a sliding rod 5 is fixedly connected to one end of the transmission rod 4 away from the driving mechanism, a horizontal sliding rail 6 is slidably connected to a surface of the sliding rod 5, a movable rod 7 is fixedly connected to a bottom end of the horizontal sliding rail 6, a bottom end of the movable rod 7 penetrates through the air guide channel 1 and is fixedly connected to a cleaning rod 8, a piston rod 10 is fixedly connected to a bottom end of the cleaning rod 8 through a fixed block 9, and a sliding mechanism is arranged between, the bottom end of the air guide channel 1 is fixedly connected with a connecting box 11, the bottom end inside the connecting box 11 is fixedly connected with a piston cylinder 12, the inside of the piston cylinder 12 is connected with a piston 13 in a sliding manner, the top end of the piston 13 is fixedly connected with the bottom end of the piston rod 10, one end of the piston cylinder 12 is fixedly connected with an air inlet pipe 14, the air inlet pipe 14 is provided with a one-way valve I15, one end of the air inlet pipe 14 far away from the piston cylinder 12 is fixedly connected with a dust collection box 16, a box door is arranged outside the dust collection box 16, the dust collection box 16 is fixedly connected with the connecting box 11, the top end of the dust collection box 16 is fixedly connected with a dust collection pipe 17, the top end of the dust collection pipe 17 penetrates through the air guide channel 1 and is fixedly connected with a dust collection port 18, one end of the piston cylinder 12 far away from the, the surface of the connecting plate 19 is fixedly connected with a plurality of bumps 20, the insides of the bumps 20 are symmetrically connected with a silencing mechanism, the surface of the air guide channel 1 is symmetrically connected with rotating rods 21, the bottom end of each rotating rod 21 penetrates through the air guide channel 1 and the fixedly connected rotary table 22, the bottom end of the rotary table 22 is fixedly connected with an air deflector 23, the top end of each rotating rod 21 is fixedly connected with a rotating handle 43, a plurality of insertion holes 24 are formed in the surface of each rotating rod 21, and a fixing mechanism is arranged inside each insertion hole 24.
Through the scheme of the invention, the piston rod 10 is driven to move in the piston cylinder 12 while the cleaning rod 8 cleans the surface of the filter screen 3, so that negative pressure is formed in the dust collection box 16, and cleaned dust is sucked into the dust collection box 16 through the dust suction port 18 and the dust suction pipe 17, thereby realizing timely cleaning of the filter screen 3 and avoiding dust accumulation and blocking of the filter screen 3.
Example two:
referring to fig. 1 to 5, for a driving mechanism, the driving mechanism includes a motor 25 and a rotating shaft 26, the top end of the air guiding channel 1 is fixedly connected with the motor 25, the motor 25 is externally connected with a power supply, an output shaft of the motor 25 is fixedly connected with the rotating shaft 26, the rotating shaft 26 is fixedly connected with the transmission rod 4, for the sliding mechanism, the sliding mechanism includes a sliding rail 27 and a sliding block 28, two sides of the filter screen 3 are both provided with sliding rails 27, the surface of the sliding rail 27 is slidably connected with the sliding block 28, the sliding block 28 is fixedly connected with the cleaning rod 8, for the air outlet mechanism, the air outlet mechanism includes an air outlet pipe 29 and a two-way valve 30, one end of the piston cylinder 12 far away from the air inlet pipe 14 is fixedly connected with an air outlet pipe 29, one end of the air outlet pipe 29 far away from the piston cylinder 12 penetrates through the connecting box 11 and, and a second check valve 30 is arranged on the air outlet pipe 29.
Through the scheme of the invention, the sliding mechanism can facilitate the movement of the cleaning rod 8 on the surface of the filter screen 3 and can also limit the cleaning rod 8 from deviating during movement.
Example three:
referring to fig. 1 to 5, for the noise reduction mechanism, the noise reduction mechanism includes a sound blocking plate 31, a movable block 32, a spring 33 and a fixed cylinder 34, the fixed cylinder 34 is symmetrically connected to the inside of the protrusion 20, the movable block 32 is movably connected to the inside of the fixed cylinder 34, the spring 33 is connected to one end of the movable block 32 and the inner wall of the fixed cylinder 34, one end of the movable block 32, which is far away from the spring 33, penetrates through the fixed cylinder 34 and is fixedly connected with the sound blocking plate 31, a limiting mechanism is arranged between the movable block 32 and the fixed cylinder 34, for the limiting mechanism, the limiting mechanism includes a limiting groove 35 and a limiting rod 36, the inner walls of the two sides of the fixed cylinder 34 are both provided with limiting grooves 35, the inside of the limiting grooves 35 is slidably connected with a limiting rod 36, and the limiting rod 36 is fixedly connected with the movable block 32.
Through the scheme of the invention, the noise generated in the air guide channel 1 can be absorbed and consumed back and forth, so that the noise of the air guide device is reduced during working, and the position of the movable block 32 can be limited by the limiting mechanism without deviation.
Example four:
referring to fig. 1 to 5, for the fixing mechanism, the fixing mechanism includes a fixing rod 37, a connecting plate 38, a return spring 39 and a pulling block 40, the inner wall of the air guide channel 1 is movably connected with a fixed rod 37, the surface of the fixed rod 37 is fixedly connected with a connecting plate 38, a return spring 39 is connected between the connecting plate 38 and the inner wall of the air guide channel 1, one end of the fixing rod 37 far away from the jack 24 penetrates through the air guide channel 1 and is fixedly connected with a pulling block 40, for the movable rod 7, a fixing sleeve 41 is sleeved on the surface of the movable rod 7, the fixing sleeve 41 is fixedly connected with the air guide channel 1, as for the intake pipe 14, a dust screen 42 is fixedly connected to the inside of the intake pipe 14, for the slide bar 5, a stop 44 is fixedly connected to an end of the slide bar 5 remote from the transmission rod 4.
Through the scheme of the invention, the fixing mechanism can fix the air deflector 23 when the air deflector 23 does not need to be rotated, so that the rotating rod 21 is prevented from rotating by itself due to shaking or mistaken collision, the angle of the air deflector 23 is changed, and the dust screen 42 can prevent dust in the dust collection box 16 from entering the piston cylinder 12.
For the convenience of understanding the technical solutions of the present invention, the following detailed description will be made on the working principle or the operation mode of the present invention in the practical process.
In practical application, control switches of electronic devices of the device are concentrated at one position, so that the device is convenient for operators to use, when the air guide device works, the fan 2 is started firstly, the motor 25 is started, the motor 25 drives the rotating shaft 26 to rotate, the rotating shaft 26 drives the transmission rod 4 to rotate, the transmission rod 4 drives the sliding rod 5 to move in the transverse sliding rail 6 so as to drive the transverse sliding rail 6 to move up and down, the transverse sliding rail 6 drives the movable rod 7 to move up and down, the movable rod 7 drives the cleaning rod 8 to move on the surface of the filter screen 3 so as to clean the surface of the filter screen 3, dust on the surface of the filter screen 3 is prevented from being accumulated so as to block the filter screen 3, the piston rod 10 is driven to move up and down while the cleaning rod 8 moves, the piston rod 10 drives the piston 13 to move back and forth in the piston barrel 12, and when the piston 13 moves down, when the piston 13 moves upwards, the check valve II 30 is in a closed state, the check valve I15 is in an open state, the gas in the piston cylinder 12 enters the piston cylinder 12 from the dust collection box 16, the process is repeated, the dust collection box 16 is in a negative pressure state, so that suction force is generated to suck dust into the dust collection box 16, the lug 20 on the connecting plate 19 and the sound blocking plate 31 on the lug 20 can repeatedly consume noise, so that the noise transmission is reduced, when the wind direction needs to be changed, the pull block 40 can be pulled, the pull block 40 drives the fixing rod 37 to move outwards to separate from the jack 24, the rotating handle 43 is rotated, the rotating handle 43 drives the rotating rod 21 to rotate, the rotating rod 21 drives the wind deflector 23 to rotate through the rotating disk 22, so that the wind direction can be adjusted, after the position of the wind deflector 23 is adjusted, the pulling block 40 is released, so that the fixing lever 37 is reinserted into the insertion hole 24 by the return spring 39, thereby fixing the rotating lever 21.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.