CN109845454A - A kind of self contained feed mechanism for seed of wind pressure - Google Patents
A kind of self contained feed mechanism for seed of wind pressure Download PDFInfo
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- CN109845454A CN109845454A CN201910176807.3A CN201910176807A CN109845454A CN 109845454 A CN109845454 A CN 109845454A CN 201910176807 A CN201910176807 A CN 201910176807A CN 109845454 A CN109845454 A CN 109845454A
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- feed mechanism
- wind pressure
- self contained
- discharge plate
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- 230000007246 mechanism Effects 0.000 title claims abstract description 64
- 241000883990 Flabellum Species 0.000 claims abstract description 50
- 238000007789 sealing Methods 0.000 claims abstract description 30
- 239000007787 solid Substances 0.000 claims description 13
- 108090000565 Capsid Proteins Proteins 0.000 claims description 9
- 238000004140 cleaning Methods 0.000 claims description 8
- 230000005540 biological transmission Effects 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 6
- 230000002093 peripheral effect Effects 0.000 claims description 6
- 238000009434 installation Methods 0.000 description 12
- 230000000694 effects Effects 0.000 description 6
- 238000010899 nucleation Methods 0.000 description 5
- 238000003466 welding Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000009331 sowing Methods 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 206010008190 Cerebrovascular accident Diseases 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 208000006011 Stroke Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000000306 component Substances 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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Abstract
The present invention relates to agricultural machinery technological fields, disclose a kind of self contained feed mechanism for seed of wind pressure, comprising: back casing；Air chamber sealing pad is arranged in the front end of the inside of the back casing, is used to form closed air chamber；The rear end of the inside of the back casing is arranged in flabellum group；Discharge plate is arranged in the back casing and is located at the outside of the air chamber sealing pad, and suction kind type hole is configured on the discharge plate；And driving motor, the output shaft of the driving motor reaches in back casing after passing through cover board, pass through the rotation of the output shaft of the driving motor, the rotation of the flabellum group and the discharge plate is driven respectively, to form negative pressure close to the side of the flabellum group in kind of the type hole of inhaling, seed is adsorbed on the discharge plate and is rotated with the discharge plate.The self contained feed mechanism for seed of the wind pressure has the advantages that structure is simple and air loss is small.
Description
Technical field
The present invention relates to agricultural machinery technological fields, more particularly to a kind of self contained feed mechanism for seed of wind pressure.
Background technique
Feed mechanism for seed is the core component of precision drilling, and driven sucking precise seeder is because its operating speed is fast, homework precision is high
Etc. advantages be widely used.Existing air-suction seeding unit is provided without flabellum group system by the blower being mounted on seeder
Wind pressure is rotated by chain drive discharge plate, is fulfiled assignment.In order to provide wind pressure to feed mechanism for seed, seeder is equipped with blower, is dragging
Under the driving of machine drawing rear output shaft or under hydraulic motor driving, wind pressure is generated, and pressure difference is passed by wind pressure distribution pipe and tracheae
Pass the feed mechanism for seed of each planter.After feed mechanism for seed obtains wind pressure, in being rotated by for chain.
With the increase of feed mechanism for seed line number, blower needs wind pressure to be offered to increase, and the distribution circuit of wind pressure distribution pipe
It needs to extend accordingly, as a result, this linear loss that will cause wind pressure, reduces capacity usage ratio, increase the burden of tractor.Wind
The length of pressure distribution pipe difference often will cause the wind pressure unevenness that each feed mechanism for seed is distributed with form, and each row planting quality is caused to be deposited
In difference.
Secondly, chain drive poor controllability, chain bounce and land wheel skidding cause transmission unstable during seeding operation
It is fixed, lead to broadcast leakage, broken strip, influence seeding quality, reduces peasant income.
Summary of the invention
(2) technical solution
In order to solve the above technical problem, the present invention provides a kind of self contained feed mechanism for seeds of wind pressure, comprising: back casing；Gas chamber
Gasket is arranged in the front end of the inside of the back casing, is used to form closed air chamber；Flabellum group is arranged in the back casing
Inside rear end；Discharge plate is arranged in the back casing and is located at the outside of the air chamber sealing pad, in the discharge plate
On be configured with suction kind of a type hole；And driving motor, the output shaft of the driving motor reach in the back casing after passing through cover board,
By the rotation of the output shaft of the driving motor, the rotation of the flabellum group and the discharge plate is driven respectively, thus in institute
It states and inhales kind of type hole close to the side of flabellum group formation negative pressure, seed is adsorbed on the discharge plate and with the discharge plate
It is rotated.
Wherein, the flabellum group include annular solid, be arranged in compartment the annular solid periphery blade and set
Set the bottom plate in the wherein side of the annular solid, wherein D type hole is configured on the bottom plate.
Wherein, demarcation plate is equipped in the back casing, the inside of the back casing is divided into left chamber by the demarcation plate
Room and right chamber, are embedded with axle sleeve on the demarcation plate, and the both ends of the axle sleeve protrude from the corresponding side of the demarcation plate
Surface except；The self contained feed mechanism for seed of wind pressure further includes being embedded in the intracorporal bearing of annular, and the bearing is set in
The periphery of the axle sleeve.
Wherein, the self contained feed mechanism for seed of the wind pressure further includes that the back side of the back casing is arranged in and consolidates with the back casing
Surely the cover board connected, wherein the space that the flabellum group is located at the intracorporal left chamber of the rear shell and the cover board is collectively formed
It is interior.
Wherein, it is configured with motor through-hole in the central area of the cover board, it is on the cover board and logical positioned at the motor
The peripheral configuration in hole has multiple ventholes.
Wherein, the self contained feed mechanism for seed of the wind pressure further includes discharge plate rotating assembly, and the discharge plate rotating assembly includes
Turntable and the shaft being arranged on the turntable；The self contained feed mechanism for seed of wind pressure further includes being embedded in the inside of the axle sleeve
Gearbox group；The driving motor is arranged on the cover board, and the output shaft of the driving motor sequentially passes through institute from left to right
It states after motor through-hole and the D type hole and is fixedly connected with the input terminal of the gearbox group, the output of the gearbox group
End is fixedly connected with the shaft.
Wherein, the discharge plate rotating assembly further includes the positioning pin being arranged on the turntable, on the discharge plate
It is configured with positioning through hole, has secondary location hole in the peripheral configuration of the positioning through hole, wherein the positioning pin passes through described secondary fixed
Position hole, the shaft pass through the positioning through hole.
Wherein, the self contained feed mechanism for seed of the wind pressure further includes unloading kind of a toothing, and kind of the toothing that unloads includes being arranged in institute
State fixed link on the bottom wall of back casing and be arranged in the fixed link and can be carried out circumferentially rotate unload kind of a gear, wherein
Suction kind type hole on the gear teeth unloaded on kind of gear and the discharge plate is engaged transmission.
Wherein, there is mounting groove in the internal structure of the back casing, the periphery of the demarcation plate is arranged in the mounting groove,
The air chamber sealing pad is embedded in the mounting groove.
Wherein, the air chamber sealing pad is fabricated by flexible material, the outer contour shape of the air chamber sealing pad and institute
The Internal periphery shape for stating mounting groove matches, wherein the shape of the air chamber sealing pad is arc or c-type.
Wherein, the self contained feed mechanism for seed of the wind pressure further includes procapsid, and the outer of the discharge plate is arranged in the procapsid
Side.
Wherein, the procapsid includes seed transport tube, Seed-cleaning tool and outer outlet body, and the infrastructure of the outer outlet body has
Seed inlet, the seed transport tube are arranged in the back side of the outer outlet body and are connected to the seed inlet, the Seed-cleaning tool setting
Upper end inside the outer outlet body.
(3) beneficial effect
The self contained feed mechanism for seed of wind pressure provided by the invention has the advantages that compared with prior art
By adding flabellum group in the feed mechanism for seed of the application, and makes driving motor pass through cover board and reaches in back casing,
By the rotation of the output shaft of the driving motor, the rotation of the flabellum group and the discharge plate is driven respectively, flabellum group is in rotation
Biggish negative pressure can be generated, negative pressure passes through air chamber sealing pad and penetrates into the suction kind type hole on discharge plate, to make to inhale kind of a type
Hole generates negative pressure close to the side of flabellum group, and by the rotation of the output shaft of driving motor, the rotation with dynamic metering plate, seed exists
It is adsorbed under the action of negative pressure on discharge plate and is rotated with discharge plate.It can be seen that the feed mechanism for seed of the application answers flabellum group
It uses in feed mechanism for seed and is the integrated design with feed mechanism for seed, achieve the effect that each single seed sowing mechanism wind pressure is self-supporting, reduction is transmitted across
The linear loss of wind pressure in journey, and the independent blower on seeder is saved, installation space is saved, meanwhile, also save economy
Cost.
Detailed description of the invention
Fig. 1 is the configuration schematic diagram of the self contained feed mechanism for seed of wind pressure of embodiments herein；
Fig. 2 is the schematic diagram of internal structure of the procapsid in Fig. 1；
Fig. 3 is the overall structure diagram of the flabellum group in Fig. 1.
In figure, 1: back casing；11: axle sleeve；12: mounting groove；2: air chamber sealing pad；3: flabellum group；31: annular solid；32: leaf
Piece；33: bottom plate；331:D type hole；4: discharge plate；41: inhaling kind of a type hole；42: positioning through hole；5: driving motor；51: output shaft；6:
Cover board；61: motor through-hole；62: venthole；7: bearing；8: discharge plate rotating assembly；81: turntable；82: shaft；83: positioning pin；
9: gearbox group；10: unloading kind of a toothing；101: fixed link；102: unloading kind of a gear；20: procapsid；201: seed transport tube；
202: Seed-cleaning tool；203: outer outlet body；204: seed inlet；13: demarcation plate；43: secondary location hole.
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiments of the present invention will be described in further detail.Following instance
For illustrating the present invention, but it is not intended to limit the scope of the invention.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in invention.
As shown in Figure 1 to Figure 3, schematically show that the self contained feed mechanism for seed of the wind pressure includes that back casing 1, gas chamber are close in figure
Packing 2, flabellum group 3, discharge plate 4 and driving motor 5.
The front end of the inside of the back casing 1 is arranged in air chamber sealing pad 2, is used to form closed air chamber.In this way, flabellum group 3
When being rotated, wind pressure can be generated, the formation of closed air chamber not only limits wind pressure operating area, guarantees that feed mechanism for seed is normally made
Industry, and can be revealed to avoid wind pressure, it is ensured that the loss reduction of wind pressure.
The rear end of the inside of the back casing 1 is arranged in flabellum group 3.
The outside in the back casing 1 and being located at the air chamber sealing pad 2 is arranged in discharge plate 4, is configured on the discharge plate 4
Inhale kind of a type hole 41.
The output shaft 51 of the driving motor 5 reaches in back casing 1 after passing through cover board 6, passes through the output shaft of the driving motor 5
51 rotation drives the rotation of the flabellum group 3 and the discharge plate 4 respectively, thus in the suction kind type hole 41 close to the one of flabellum group 3
Side forms negative pressure, and seed is adsorbed on the discharge plate 4 and is rotated with discharge plate 4.Specifically, pass through the feed mechanism for seed in the application
In add flabellum group 3, and driving motor 5 is made to sequentially pass through the back casing 1 and the discharge plate 4, passes through the defeated of the driving motor 5
The rotation of shaft 51, drives the rotation of the flabellum group 3 and the discharge plate 4 respectively, and flabellum group 3 can generate biggish negative in rotation
Pressure, negative pressure pass through air chamber sealing pad 2 and penetrate into the suction kind type hole 41 on discharge plate 4, to make to inhale kind of type hole 41 close to fan
The side of leaf group 3 generates negative pressure, by the rotation of the output shaft 51 of driving motor 5, rotation, seed quilt under the action of negative pressure
It is adsorbed on discharge plate 4 and is rotated with discharge plate 4.It can be seen that flabellum group 3 is applied in feed mechanism for seed by the feed mechanism for seed of the application
And be the integrated design with feed mechanism for seed, achieve the effect that each single seed sowing mechanism wind pressure is self-supporting, reduces the edge of wind pressure in transmission process
Journey loss, and the independent blower on seeder and the blowers accessory such as wind pressure distribution pipe and tracheae are saved, installation space is saved, together
When, also save economic cost.
As shown in figures 1 and 3, in the preferred embodiment of the application, which includes annular solid 31, is in
Compartment is arranged in the blade 32 of the periphery of the annular solid 31 and the bottom plate 33 of the wherein side of the annular solid 31 is arranged in,
In, D type hole 331 is configured on the bottom plate 33.It should be noted that so-called " bottom plate 33 " is to be respectively shown in Fig. 1
Left plate, right side plate shown in Fig. 3.
The mode that welding can be used in blade 32 is fixed on the periphery of the annular solid 31, the quantity of blade 32 not merely office
Be limited to quantity shown in figure, can also wind pressure size according to actual needs be momentarily increased and decreased setting.
It should also be noted that, the setting purpose of D type hole 331 be it is outer with the section of the output shaft 51 of driving motor 5
Chamfered shape matches, thus realize output shaft 51 with flabellum group 3 being fixedly connected in the circumferential.Further, output is realized
The rotation of axis 51 drives the rotation of the blade 32 in the flabellum group 3, successfully to generate wind pressure.
As shown in Figure 1, in another preferred embodiment, demarcation plate 13, the demarcation plate 13 are equipped in the back casing 1
The inside of the back casing 1 is divided into left chamber and right chamber, is embedded with axle sleeve 11 on the demarcation plate 13, the two of the axle sleeve 11
Except the surface for holding the corresponding side for protruding from the demarcation plate 13, the self contained feed mechanism for seed of the wind pressure further includes being embedded in the annular solid
Bearing 7 in 31, the bearing 7 are set in the periphery of the axle sleeve 11.In this way, being achieved that the installation and fixation to flabellum group 3.
As shown in Figure 1, the self contained feed mechanism for seed of the wind pressure further includes setting in another preferred embodiment of the application
The back side in the back casing 1 and the cover board 6 that is fixedly connected with the back casing 1, wherein the flabellum group 3 is located in the back casing 1
In the space that left chamber and cover board 6 are collectively formed.Specifically, the outer edge of the cover board 6 be circumferentially in compartment be configured with it is more
A first bolt hole (not shown) is circumferentially in that compartment is configured with multiple second bolts in the outer edge of the back casing 1
Hole (not shown), wherein, can after the first bolt hole and the second bolt hole that are correspondingly arranged by screw bolt passes
Realize being fixedly connected for the cover board 6 and back casing 1.
It should also be noted that, the internal structure in the back casing 1 has the space that can accommodate flabellum group 3, thus, it will cover
After plate 6 fastens to the back side of back casing 1, a relatively independent installation space will be formed, that is, the installation space is for receiving
The flabellum group 3 can provide enough wind pressure in this way, the feed mechanism for seed of the application has both introduced flabellum group 3 for the feed mechanism for seed, and
And wind pressure pipeline is also eliminated, reduce the loss of wind pressure, meanwhile, the installation space of flabellum group 3 is also saved, thus effectively
Reduce the structure size of feed mechanism for seed entirety.
As shown in Figure 1, in a preferred embodiment, it is configured with motor through-hole 61 in the central area of the cover board 6,
There are multiple ventholes 62 on the cover board 6 and positioned at the peripheral configuration of the motor through-hole 61.It should be noted that the motor through-hole 61
Setting, can be convenient can successfully pass through for the output shaft 51 in driving motor 5, with the D type hole 331 in flabellum group 3
Match, further, by the rotation of output shaft 51, drives the rotation of the blade 32 in flabellum group 3.
In addition, the setting of the venthole 62, makes 3 two sides of flabellum group form unimpeded air flow passage, furthermore it is possible to play
The effect radiated to outside avoids flabellum group 3 from being chronically at the state of work, causes the temperature of its own excessively high, into one
The case where walking ground, flabellum group 3 avoided to be damaged.
As shown in Figure 1, to advanced optimize the self contained feed mechanism for seed of wind pressure in above-mentioned technical proposal, in above-mentioned technical proposal
On the basis of, the self contained feed mechanism for seed of the wind pressure further includes discharge plate rotating assembly 8, which includes turntable 81
With the shaft 82 being arranged on the turntable 81.It should be noted that the shaft 82 can be fixed on the turntable by welding
On 81, shaft 82 passes through positioning through hole 42, and discharge plate rotating assembly 8 is mainly used for fixed discharge plate 4.
The self contained feed mechanism for seed of the wind pressure further includes the gearbox group 9 being embedded in the inside of the axle sleeve 11.
The driving motor 5 is arranged on the cover board 6.It is in compartment in the cover board 6 and positioned at the periphery of the motor through-hole 61
Multiple first mounting holes are configured with, in driving motor 5 towards being circumferentially configured with multiple second in compartment on the end face of cover board 6
Mounting hole, wherein each first mounting hole is connected to the second mounting hole being correspondingly arranged, and sequentially passes through the first peace using screw
After filling hole and the second mounting hole, the installation and fixation to driving motor 5 are just realized.
The output shaft 51 of the driving motor 5 sequentially pass through after the motor through-hole 61 and the D type hole 331 from left to right and with
The input terminal of the gearbox group 9 is fixedly connected, and the output end of the gearbox group 9 is fixedly connected with the shaft 51.In this way, driving electricity
The output shaft 51 of machine 5 rotates, and the power of rotation is passed to gearbox group 9, after the deceleration of gearbox group 9, passes through speed change
The power of rotation is passed to shaft 82 by the output end of case group 9, and shaft 82 is rotated with dynamic metering plate 4, and seed is in negative pressure
It is adsorbed under effect on discharge plate 4 and is rotated with discharge plate 4, by Seed-cleaning tool 202 as described below by extra seed quilt
Fall clearly, discharge plate 4 continue to rotate and by it is as described below unload kind of toothing 10 after, the negative pressure of seed is blocked, and is pushed out
Discharge plate 4, completes seeding, and discharge plate 4 continues to rotate and enters next duty cycle.
It can be seen that the gearbox group 9 is added, certain adjustment effect can be played to the revolving speed of shaft 82, in addition,
Discharge plate 4 and flabellum group 3 share same power resources, that is, driving motor 5, thus, with controllability is good and stable drive it is excellent
Point.
As shown in Figure 1, also schematically showing the discharge plate in figure in the preferred embodiment of the application and turning
Shaft assembly 8 further includes the positioning pin 83 being arranged on the turntable 81.The positioning pin 83 is located at the outside of shaft 82, the positioning pin 83
It can be fixed on by welding on the turntable 81.
It is configured with positioning through hole 42 on the discharge plate 4, has secondary location hole 43 in the peripheral configuration of the positioning through hole 42,
In, which passes through the pair location hole 43, which passes through the positioning through hole 42.It should be noted that shaft 82 is worn
After crossing the positioning through hole 42 on discharge plate 4, then positioning pin 83 (preferably 2) is made to pass through the pair location hole 43 (preferably 2
It is a) after, it can further enhance the rigid connection intensity between the shaft 82 and discharge plate 4, and guarantee discharge plate shaft
The synchronous rotation of component 8 and discharge plate 4.
It is readily appreciated that, the number of the secondary location hole 43 on the positioning pin 83 and discharge plate 4 can be according to discharge plate 4 and shaft
Rigidly connected strength demand between 82, Lai Jinhang are reasonably added.
As shown in Figure 1, the self contained feed mechanism for seed of the wind pressure further includes unloading kind in another preferred embodiment of the application
Toothing 10, this unloads kind of toothing 10 and includes the fixed link 101 being arranged on the bottom wall of the back casing 1 and be arranged in the fixed link
On 101 and can be carried out circumferentially rotate unload kind of gear 102, wherein this is unloaded on the gear teeth on kind of gear 102 and the discharge plate 4
Inhaling kind of type hole 41 is engaged transmission.The fixed link 101 can be fixed on by welding on the bottom wall of the back casing 1, adjoint
Unload the engaged transmission of kind of gear 102 Yu discharge plate 4, this unloads the phase that the gear teeth on kind of gear 102 will be inserted on discharge plate 4
In the suction kind type hole 41 answered.
As shown in Figure 1, schematically showing in figure has mounting groove 12 in the internal structure of the back casing 1, the mounting groove
12 are arranged in the periphery of the demarcation plate 13, which is embedded in the mounting groove 12.The setting of the mounting groove 12 is
The installation of air chamber sealing pad 2 provides installation space.
In another preferred embodiment, which is fabricated by flexible material, the air chamber sealing pad 2
The Internal periphery shape of outer contour shape and the mounting groove 12 match, wherein the shape of the air chamber sealing pad is arc or C
Type.It should be noted that the air chamber sealing pad 2 is fabricated by flexible material, thus, directly the air chamber sealing pad 2 is embedded
In the mounting groove 12, the installation and fixation to the air chamber sealing pad 2 can be realized.
In addition, under the suction of negative pressure, discharge plate 4 can be leaned on along axial direction when the blade 32 in flabellum group 3 is rotated
Nearly air chamber sealing pad 2, causes the air chamber sealing pad 2 that dilatation occurs along left and right directions shown in figure, thus, it is close in gas chamber
Packing 2 carries out during stretching, and constantly will certainly generate contact-type frictional with discharge plate 4, to avoid air chamber sealing pad 2 from sending out
Raw damage, then the air chamber sealing pad 2 should also have preferable wearability, should based on the considerations of flexible and this two o'clock of wearability
Air chamber sealing pad 2 can be fabricated by rubber, silica gel or other flexible materials with same wear-resisting property.
As shown in Fig. 2, also schematically showing the self contained feed mechanism for seed of the wind pressure in figure further includes procapsid 20, the front housing
The outside of the discharge plate 4 is arranged in body 20.
In another preferred embodiment, which includes seed transport tube 201, Seed-cleaning tool 202 and outer cover
Body 203, the infrastructure of the outer outlet body 203 have seed inlet 204, which is arranged in the back side of the outer outlet body 203
And be connected to the seed inlet 204, which is arranged in the upper end inside the outer outlet body 203.It should be noted that this kind
Sub- delivery pipe 201 can be welded as a whole with the back side of the outer outlet body 203, by conveying seed into seed transport tube 201,
Seed will be gathered in the lower part of outer outlet body 203 through seed inlet 204, with etc. stay under the action of negative pressure and inhale corresponding seed
It is attached on discharge plate 4.
Wherein, which can be fallen clearly extra seed, in the suction kind type hole 41 to ensure discharge plate 4 only
A seed is adsorbed, further, it is ensured that a seed is also accordingly discharged from discharge plate 4.
It should also be noted that, the planform of Seed-cleaning tool 202 and the mode of setting are that those skilled in the art institute is ripe
Know, for the sake of saving length, is not detailed herein.
In conclusion by adding flabellum group 3 in the feed mechanism for seed of the application, and driving motor 5 is made to sequentially pass through this
Back casing 1 and the discharge plate 4 drive the flabellum group 3 by the rotation of the output shaft 51 of the driving motor 5 respectively, drive indirectly
The rotation of discharge plate 4, flabellum group 3 can generate biggish negative pressure in rotation, and negative pressure passes through air chamber sealing pad 2 and penetrates into seeding
In suction kind type hole 41 on disk 4, to make to inhale kind of type hole 41 close to the side of flabellum group 3 generation negative pressure, negative pressure is by inhaling kind of a type
The other side is transmitted in hole 41, by the rotation of the output shaft 51 of driving motor 5, the rotation with dynamic metering plate 4, and work of the seed in negative pressure
It is adsorbed under on discharge plate 4 and is rotated with discharge plate 4.It can be seen that the feed mechanism for seed of the application is by 3 row of being applied to of flabellum group
It is the integrated design in kind device and with feed mechanism for seed, achievees the effect that each single seed sowing mechanism wind pressure is self-supporting, reduce transmission process apoplexy
The linear loss of pressure, and the independent blower on seeder is saved, installation space is saved, meanwhile, also save economic cost.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Within mind and principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (12)
1. a kind of self contained feed mechanism for seed of wind pressure characterized by comprising
Back casing；
Air chamber sealing pad is arranged in the front end of the inside of the back casing, is used to form closed air chamber；
The rear end of the inside of the back casing is arranged in flabellum group；
Discharge plate is arranged in the back casing and is located at the outside of the air chamber sealing pad, is configured on the discharge plate
Inhale kind of a type hole；And
Driving motor, the output shaft of the driving motor reach in the back casing after passing through cover board, pass through the driving motor
Output shaft rotation, the rotation of the flabellum group and the discharge plate is driven respectively, thus in the suction kind of type hole close to institute
The side for stating flabellum group forms negative pressure, and seed is adsorbed on the discharge plate and is rotated with the discharge plate.
2. the self contained feed mechanism for seed of wind pressure according to claim 1, which is characterized in that the flabellum group includes annular solid, is in
Compartment is arranged in the blade of the periphery of the annular solid and the bottom plate of the wherein side of the annular solid is arranged in, wherein
D type hole is configured on the bottom plate.
3. the self contained feed mechanism for seed of wind pressure according to claim 2, which is characterized in that be equipped with and separate in the back casing
The inside of the back casing is divided into left chamber and right chamber by plate, the demarcation plate, is embedded with axle sleeve on the demarcation plate,
The both ends of the axle sleeve protrude from except the surface of the corresponding side of the demarcation plate；The self contained feed mechanism for seed of wind pressure further includes
It is embedded in the intracorporal bearing of annular, the bearing is set in the periphery of the axle sleeve.
4. the self contained feed mechanism for seed of wind pressure according to claim 3, which is characterized in that the self contained feed mechanism for seed of wind pressure also wraps
The cover board for including the back side that the back casing is set and being fixedly connected with the back casing, wherein the flabellum group is located at
In the space that the intracorporal left chamber of rear shell and the cover board are collectively formed.
5. the self contained feed mechanism for seed of wind pressure according to claim 4, which is characterized in that constructed in the central area of the cover board
There is motor through-hole, there are multiple ventholes on the cover board and positioned at the peripheral configuration of the motor through-hole.
6. the self contained feed mechanism for seed of wind pressure according to claim 3, which is characterized in that the self contained feed mechanism for seed of wind pressure also wraps
Include discharge plate rotating assembly, the discharge plate rotating assembly includes turntable and the shaft that is arranged on the turntable；
The self contained feed mechanism for seed of wind pressure further includes the gearbox group being embedded in the inside of the axle sleeve；
The driving motor is arranged on the cover board, and the output shaft of the driving motor sequentially passes through the motor from left to right
It is fixedly connected after through-hole and the D type hole and with the input terminal of the gearbox group, the output end of the gearbox group and institute
Shaft is stated to be fixedly connected.
7. the self contained feed mechanism for seed of wind pressure according to claim 6, which is characterized in that the discharge plate rotating assembly further includes
Positioning pin on the turntable is set, is configured with positioning through hole on the discharge plate, in the peripheral structure of the positioning through hole
Secondary location hole is made, wherein the positioning pin passes through the secondary location hole, and the shaft passes through the positioning through hole.
8. the self contained feed mechanism for seed of wind pressure according to claim 1, which is characterized in that the self contained feed mechanism for seed of wind pressure also wraps
It includes and unloads kind of a toothing, kind of the toothing that unloads includes the fixed link being arranged on the bottom wall of the back casing and is arranged described solid
In fixed pole and can be carried out circumferentially rotate unload kind of a gear, wherein the suction on the gear teeth unloaded on kind of gear and the discharge plate
Kind type hole is engaged transmission.
9. the self contained feed mechanism for seed of wind pressure according to claim 3, which is characterized in that have in the internal structure of the back casing
The right side of the demarcation plate is arranged in mounting groove, the mounting groove, and the air chamber sealing pad is embedded in the mounting groove.
10. the self contained feed mechanism for seed of wind pressure according to claim 9, which is characterized in that the air chamber sealing pad is by flexible material
Material is fabricated, and the outer contour shape of the air chamber sealing pad matches with the Internal periphery shape of the mounting groove, wherein described
The shape of air chamber sealing pad is arc or c-type.
11. the self contained feed mechanism for seed of wind pressure according to claim 1, which is characterized in that the self contained feed mechanism for seed of wind pressure is also
Including procapsid, the outside of the discharge plate is arranged in the procapsid.
12. the self contained feed mechanism for seed of wind pressure according to claim 11, which is characterized in that the procapsid includes seed conveying
Pipe, Seed-cleaning tool and outer outlet body, the infrastructure of the outer outlet body have seed inlet, and the seed transport tube is arranged in the outer cover
The back side of body is simultaneously connected to the seed inlet, and the upper end inside the outer outlet body is arranged in the Seed-cleaning tool.
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| CN112913391A (en) * | 2021-04-16 | 2021-06-08 | 吉林省农业机械研究院 | Seeding device |
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| CN114600595A (en) * | 2022-03-23 | 2022-06-10 | 华中农业大学 | Integrated pneumatic seed discharging unit with built-in fan |
| CN114642107A (en) * | 2022-02-28 | 2022-06-21 | 云南农业大学 | Axial flow air-suction type seed metering device |
| CN118020444A (en) * | 2024-04-11 | 2024-05-14 | 中国农业科学院草原研究所 | Precise hill-drop method and system based on mechanical type small particle seeds |
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