CN210352131U - Driving connection structure of land wheel and sowing mechanism on sowing machine - Google Patents
Driving connection structure of land wheel and sowing mechanism on sowing machine Download PDFInfo
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- CN210352131U CN210352131U CN201921180339.9U CN201921180339U CN210352131U CN 210352131 U CN210352131 U CN 210352131U CN 201921180339 U CN201921180339 U CN 201921180339U CN 210352131 U CN210352131 U CN 210352131U
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Abstract
The utility model provides a driving connection structure of a land wheel and a seeding mechanism on a seeder, which comprises a frame, the land wheel and the seeding mechanism, wherein the seeding mechanism is provided with a seeder, a rotatable seeding disc is arranged in the seeder, the seeding disc is evenly provided with a plurality of seed suction ports along the circumferential direction, and the land wheel drives the seeding disc to rotate through a transmission mechanism; the transmission mechanism comprises a first transmission shaft, a second transmission shaft, a first chain transmission structure, a second chain transmission structure and a gearbox, wherein the first transmission shaft and the second transmission shaft are rotatably mounted on the rack along the left and right directions of the rack, the land wheel is in transmission fit with the first transmission shaft through the first chain transmission structure, the first transmission shaft is in transmission fit with the second transmission shaft through a speed changer, and the second transmission shaft is in transmission fit with the seeding disc through the second chain transmission structure. The utility model discloses power transmission is stable high-efficient, guarantees work efficiency, and energy saving, spare part are few.
Description
Technical Field
The utility model relates to the field of agricultural machinery, in particular to a driving connection structure of a land wheel and a seeding mechanism on a seeder.
Background
A seed planter (seed) is a planting machine that uses crop seeds as planting objects. According to the sowing method, the sowing machine mainly comprises a broadcast sowing type, a drill sowing type, a hole sowing type and a precision type. The sowing type is a machine which enables the sown seeds to be evenly distributed on a sowing land, and is a common machine type such as a centrifugal type sowing machine; the drill seeding type is mainly used for seeding small-sized seeds such as grains, vegetables and pasture, and is a common machine type such as a grain drill; the hole sowing type is a machine for sowing seeds in holes according to a certain row spacing and hole spacing, and is a commonly used machine type such as a disc type hole sowing machine; the precision type machine for sowing seeds with accurate sowing quantity, row spacing and depth is generally improved on the basis of various seed sowing devices of a hill planter. With the development of technology and increasing production requirements, precision-type seeders will be more widely used for corn, sugar beet, cotton, legumes and certain vegetable crops.
At present, the requirements for low carbon, environmental protection and energy conservation are higher and higher, so how to integrate and simplify structural equipment on the seeder, and ensure the technical effect simultaneously is a technical problem to be solved by technical personnel in the field.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a driving connection structure of land wheel and sowing mechanism on seeder rational in infrastructure, the stable power transmission to overcome the defect in prior art.
In order to solve the technical problem, the utility model discloses a following technical scheme: the seeder comprises a rack, wherein a land wheel and a seeding mechanism are arranged on the rack, the seeding mechanism is provided with a seeder, a rotatable seeding disc is arranged in the seeder, a plurality of seed sucking ports are uniformly formed in the seeding disc along the circumferential direction, and the land wheel drives the seeding disc to rotate through a transmission mechanism; the transmission mechanism comprises a first transmission shaft, a second transmission shaft, a first chain transmission structure, a second chain transmission structure and a gearbox, wherein the first transmission shaft and the second transmission shaft are rotatably mounted on the rack along the left and right directions of the rack, the land wheel is in transmission fit with the first transmission shaft through the first chain transmission structure, the first transmission shaft is in transmission fit with the second transmission shaft through a speed changer, and the second transmission shaft is in transmission fit with the seeding disc through the second chain transmission structure.
Preferably, the transmission case is provided with two fixed gears and a movable gear positioned between the two fixed gears, the two fixed gears and the movable gear are in transmission fit through a chain, the first transmission shaft is matched with one fixed gear, the other fixed gear is provided with an output shaft, the output shaft is provided with an output gear, the second transmission shaft is fixed with an input gear, and the output gear is in transmission fit with the input gear through a chain.
Preferably, the first chain transmission structure comprises a first gear, a second gear and a third gear with an adjustable position, the third gear is located between the first gear and the second gear, the first gear is matched with a rotating shaft of the land wheel, the second gear is matched with the first transmission shaft, the third gear is installed on a support between the land wheel and the rack, and the first gear, the second gear and the third gear are matched through chain transmission.
Further, the chain is wound around a fourth gear arranged at a position on the bracket.
Preferably, the second chain transmission structure comprises a fifth gear and a sixth gear, the fifth gear is mounted on the second transmission shaft, the sixth gear is mounted on the sowing tray, and the fifth gear and the sixth gear are in transmission fit through a chain.
Preferably, the second chain transmission structure further comprises a middle shaft arranged on the sowing mechanism, a seventh gear and an eighth gear are arranged on the middle shaft, the fifth gear and the seventh gear are in transmission fit through a chain, and the sixth gear and the eighth gear are in transmission fit through a chain.
As above, the utility model discloses the drive connection structure of land wheel and sowing mechanism on the seeder has following beneficial effect:
(1) the utility model provides a land wheel transmits the seeding dish with power through the mating reaction of first transmission shaft, second transmission shaft, first chain drive structure, second chain drive structure and gearbox to drive the seeding dish and rotate, evenly open on the seeding dish has the kind of inhaling, realizes evenly seeding when the seeding dish rotates, does not need other power take off device, and the energy saving, reduction spare part accord with the requirement of low carbon environmental protection.
(2) The utility model discloses a drive connection structure all relies on mechanical structure transmission power, and power transmission is stable high-efficient, guarantees work efficiency.
Drawings
Fig. 1 is a schematic view of the utility model on a seeding machine.
Fig. 2 is a first perspective view of the fitting relationship of the present invention.
Fig. 3 is a second perspective view of the fitting relationship of the present invention.
Fig. 4 is a perspective view of the seeder of the present invention.
Fig. 5 is an exploded view of fig. 4.
Fig. 6 is a schematic sketch of the front view of the embodiment of the present invention.
Fig. 7 is a schematic plan view of an embodiment of the present invention.
Fig. 8 is a schematic diagram of another embodiment of the present invention.
In the figure:
1 frame 11 land wheel
12 bracket 21 body
22 seeder 23 depth wheel
24 fan 221 seeding tray
2211 first transmission shaft of seed suction port 31
32 second transmission shaft 33 first chain transmission structure
34 second chain transmission structure 35 gearbox
321 input gear 331 first gear
332 second gear 333 third gear
334 fourth gear 341 fifth gear
342 intermediate shaft of sixth gear 343
344 seventh gear 345 eighth gear
351 fixed gear 352 movable gear
353 output shaft 354 output gear
Detailed Description
The drawings in the specification show the structure, ratio, size, etc. only for the purpose of matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and not for the purpose of limiting the present invention, so the present invention does not have the essential meaning in the art, and any structure modification, ratio relationship change or size adjustment should fall within the scope covered by the technical content disclosed in the present invention without affecting the function and the achievable purpose of the present invention. Meanwhile, the terms such as "upper", "lower", "left", "right", "front", "rear", "middle", and the like, referred to in the present specification are used for clarity of description only, and are not used to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof should be considered as the scope of the present invention without substantial changes in the technical content.
The utility model discloses a drive connection structure of land wheel and sowing mechanism on seeder, as shown in fig. 1-3, including frame 1, be equipped with land wheel 11 and sowing mechanism 2 in the frame 1, when using, two land wheels 11 of direction installation about generally following on the frame 1, frame 1 is connected with the tractor, and the tractor moves forward and drives the land wheel 11 and rotate, and the quantity of sowing mechanism 2 is adjusted according to the power size of tractor and the scope size that needs the seeding to plough. With reference to fig. 2-5, the sowing mechanism 2 is provided with a sowing device 22, a rotatable sowing plate 221 is arranged in the sowing device 22, a plurality of seed suction ports 2211 are uniformly arranged on the end surface (refer to fig. 5) of the sowing plate 221 along the circumferential direction, and the land wheel 11 drives the sowing plate 22 to rotate through a transmission mechanism. Combine fig. 2-fig. 7, in the utility model discloses in drive mechanism includes first transmission shaft 31, secondary drive axle 32, first chain drive structure 33, second chain drive structure 34 and gearbox 35, rotatable the installing in frame 1 of direction about first transmission shaft 31 and secondary drive axle 32 follow the frame, land wheel 11 with first transmission shaft 31 is through the cooperation of first chain drive structure 33 transmission, first transmission shaft 31 with secondary drive axle 32 realizes acceleration rate and speed reduction through the cooperation of derailleur 35 transmission, secondary drive axle 32 with seeding dish 221 passes through the cooperation of second chain drive structure 34 transmission. The utility model discloses crops such as mainly used maize, beet accomplish the precision seeding operation, when actual equipment uses, refer to fig. 1-fig. 3, fig. 6, sowing mechanism 2 still includes body 21, disseminator 22 is installed the upper portion of body 21, the lower part of body 21 are equipped with depth wheel 23, inhale kind of a mouth 2211 and produce suction through the fan 24 of installing in frame 1, disseminator 22 is scattered the seed to ground when rotating, and depth wheel 23 can not independently rotate, relies on the tractor to drive and rotates, and then drives the whole walking of sowing mechanism 2. The utility model discloses in depth wheel 23 can realize going up and down to adjust the height and the ditching degree of depth of falling kind of seeds, satisfy the use needs of different conditions. The depth wheel 23 can be lifted through an oil cylinder or a rocker structure.
The principle of the utility model is that: PTO (power take off) direct drive fan 24 of tractor, wind wheel through transmission shaft drive fan 24 rotates and forms the negative pressure promptly, the tractor advances to drive land wheel 11 and rotates, land wheel 11 passes through first chain drive structure 33 with power, second chain drive structure 34 transmits for seeding disc 221, realize the rotation seeding of seeding disc 221, whole action in-process does not need other power supplies, all rely on mechanical structure transmission power, not only can provide the stable power take off of doing, guarantee work efficiency, and the holistic structure has been simplified, and the energy is saved, accord with the requirement of low carbon environmental protection.
In a preferred embodiment, referring to fig. 6 and 7, the transmission 35 is provided with two fixed gears 351 and a movable gear 352 between the two fixed gears 351, the two fixed gears 351 and the movable gear 352 are engaged by chain drive, the first transmission shaft 31 is engaged with one fixed gear 351 (left fixed gear in fig. 6), the other fixed gear 351 (right fixed gear in fig. 6) is provided with an output shaft 353, and an output gear 354 is provided on the output shaft 353, the second transmission shaft 32 is fixed with an input gear 321, and the output gear 354 is engaged with the input gear 321 by chain drive. The movable gear 352 of the utility model is adjustable in the up-and-down position in fig. 6, so as to adjust the tightness of the chain, play a role in tensioning, and prevent the chain from coming off the fixed gear 351; in addition, the size and the number of teeth of the two fixed gears 351 are determined as needed, so that the transmission ratio is adjusted to play a role in increasing or reducing speed. In other embodiments, referring to fig. 8, the transmission 35 is a conventional speed reducer or speed increaser structure, and includes a gear set, an input shaft and an output shaft, the input shaft and the first transmission shaft 31 are cooperatively connected through a coupler, the output shaft and the second transmission shaft 32 are cooperatively connected through a coupler, and speed increase and speed reduction are realized through the transmission function of the gear set.
In a preferred embodiment, referring to fig. 2, 6 and 7, the first chain transmission structure 33 includes a first gear 331, a second gear 332 and a third gear 333 with an adjustable position, the third gear 333 is located between the first gear 331 and the second gear 332, and referring to fig. 6, by adjusting the position of the third gear 333, the tightness of the chain is adjusted to perform a tensioning function, so as to prevent the chain from falling off from the first gear 331 and the second gear 332. The first gear 331 is matched with a rotating shaft of the land wheel 11, the second gear 332 is matched with the first transmission shaft 31, the third gear 333 is installed on the bracket 12 between the land wheel 11 and the frame 1, and the first gear 331, the second gear 332 and the third gear 333 are in transmission fit through a chain. When the land wheel 11 rotates, power is transmitted to the first transmission shaft 31 through the chain. Further, the chain is wound around a fourth gear 334 arranged on the bracket 12, and referring to fig. 6, the fourth gear 334 is used for changing the direction of the chain, so that the direction of the chain meets the overall installation requirement, the space is saved, and the chain plays a role in tensioning to a certain extent. The difference in the structure of the fourth gear 334 is clear from a comparison between fig. 6 and 8.
In a preferred embodiment, in combination with fig. 3-7, the second chain transmission structure 34 comprises a fifth gear 341 and a sixth gear 342, the fifth gear 341 is mounted on the second transmission shaft 32, the sixth gear 342 is mounted on the sowing disc 221, and the fifth gear 341 and the sixth gear 342 are in chain transmission fit. Further, the second chain transmission structure 34 further includes an intermediate shaft 343 disposed on the sowing mechanism 2, the intermediate shaft 343 is provided with a seventh gear 344 and an eighth gear 345, the fifth gear 341 and the seventh gear 344 are in chain transmission engagement, and the sixth gear 342 and the eighth gear 345 are in chain transmission engagement. The function of the intermediate shaft 343, the seventh gear 344 and the eighth gear 345 is to change the orientation of the chain, so that the orientation of the chain meets the installation requirements of the whole body (compare fig. 6 and 8); meanwhile, the technical effect of speed increasing or reducing can be achieved by increasing the times of power conversion and transmission.
The utility model provides a structural style of first chain drive structure 33 and structural style of second chain drive structure 34 all can have multiple form as required, for example: the first chain drive 33 in fig. 6 comprises a chain and the second chain drive 34 comprises two chains connected in series via a countershaft and a gear.
To sum up, the utility model discloses the drive connection structure of land wheel and sowing mechanism on the seeder has effectively overcome some practical problems among the prior art thereby has very high use value and use meaning.
The above embodiments are merely illustrative of the principles and effects of the present invention, and are not intended to limit the present invention. The present invention can be modified in many ways without departing from the spirit and scope of the present invention, and those skilled in the art can modify or change the embodiments described above without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (6)
1. Land wheel and sowing mechanism's drive connection structure on seeder, including frame (1), be equipped with land wheel (11) and sowing mechanism (2) on frame (1), its characterized in that: the seeding mechanism (2) is provided with a seeder (22), a rotatable seeding disc (221) is arranged in the seeder (22), a plurality of seed suction ports (2211) are uniformly formed in the seeding disc (221) along the circumferential direction, and the land wheel (11) drives the seeder (22) to rotate through a transmission mechanism; drive mechanism includes first transmission shaft (31), second transmission shaft (32), first chain drive structure (33), second chain drive structure (34) and gearbox (35), rotatable the installing in frame (1) of direction about frame is followed in first transmission shaft (31) and second transmission shaft (32), land wheel (11) with first transmission shaft (31) are through first chain drive structure (33) transmission cooperation, first transmission shaft (31) with second transmission shaft (32) are through gearbox (35) transmission cooperation, second transmission shaft (32) with seeding dish (221) are through second chain drive structure (34) transmission cooperation.
2. The driving connection structure of the land wheel and the sowing mechanism of the sowing machine as claimed in claim 1, wherein: the transmission case (35) is internally provided with two fixed gears (351) and a movable gear (352) positioned between the two fixed gears (351), the two fixed gears (351) and the movable gear (352) are matched through chain transmission, the first transmission shaft (31) is matched with one fixed gear (351), the other fixed gear (351) is provided with an output shaft (353), the output shaft (353) is provided with an output gear (354), the second transmission shaft (32) is fixedly provided with an input gear (321), and the output gear (354) is matched with the input gear (321) through chain transmission.
3. The driving connection structure of the land wheel and the sowing mechanism of the sowing machine as claimed in claim 1, wherein: the first chain transmission structure (33) comprises a first gear (331), a second gear (332) and a third gear (333) with an adjustable position, the third gear (333) is located between the first gear (331) and the second gear (332), the first gear (331) is matched with a rotating shaft of the land wheel (11), the second gear (332) is matched with the first transmission shaft (31), the third gear (333) is installed on a support (12) between the land wheel (11) and the rack (1), and the first gear (331), the second gear (332) and the third gear (333) are matched through chain transmission.
4. The drive connection structure of the land wheel and the sowing mechanism of the sowing machine as claimed in claim 3, wherein: the chain is also wound around a fourth gear (334) mounted on the bracket (12).
5. The driving connection structure of the land wheel and the sowing mechanism of the sowing machine as claimed in claim 1, wherein: the second chain transmission structure (34) comprises a fifth gear (341) and a sixth gear (342), the fifth gear (341) is installed on the second transmission shaft (32), the sixth gear (342) is installed on the sowing tray (221), and the fifth gear (341) and the sixth gear (342) are in transmission fit through a chain.
6. The driving connection structure of the land wheel and the sowing mechanism of the sowing machine as claimed in claim 5, wherein: the second chain transmission structure (34) further comprises an intermediate shaft (343) arranged on the sowing mechanism (2), a seventh gear (344) and an eighth gear (345) are arranged on the intermediate shaft (343), the fifth gear (341) and the seventh gear (344) are in transmission fit through a chain, and the sixth gear (342) and the eighth gear (345) are in transmission fit through a chain.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921180339.9U CN210352131U (en) | 2019-07-25 | 2019-07-25 | Driving connection structure of land wheel and sowing mechanism on sowing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921180339.9U CN210352131U (en) | 2019-07-25 | 2019-07-25 | Driving connection structure of land wheel and sowing mechanism on sowing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210352131U true CN210352131U (en) | 2020-04-21 |
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ID=70246542
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921180339.9U Active CN210352131U (en) | 2019-07-25 | 2019-07-25 | Driving connection structure of land wheel and sowing mechanism on sowing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210352131U (en) |
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2019
- 2019-07-25 CN CN201921180339.9U patent/CN210352131U/en active Active
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