CN213427095U - Diameter-variable reel of combine harvester for ratooning rice and crops in different growth states - Google Patents
Diameter-variable reel of combine harvester for ratooning rice and crops in different growth states Download PDFInfo
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- CN213427095U CN213427095U CN202020555832.0U CN202020555832U CN213427095U CN 213427095 U CN213427095 U CN 213427095U CN 202020555832 U CN202020555832 U CN 202020555832U CN 213427095 U CN213427095 U CN 213427095U
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Abstract
The utility model provides a combine variable diameter reel for ratooning rice and different growth state crops, include: a reel transmission shaft, two reel discs, a plurality of reel rods, two gear mechanisms, a driving source and a driving transmission shaft; the reel comprises a spoke plate and a plurality of spokes, wherein the spoke plate is arranged on a transmission shaft of the reel, a plurality of clamping grooves are arranged on the spoke plate, the clamping grooves correspond to the spokes one by one, and one ends of the spokes are inserted into the clamping grooves and can slide along the clamping grooves; gear mechanism includes first gear and second gear, and the reel transmission epaxial is located to the second gear cover, is equipped with a plurality of spouts on the second gear, spout and spoke one-to-one are equipped with the lug on the spoke, lug and spout sliding connection, and first gear is installed on drive transmission shaft, first gear and second gear meshing, and the driving source is connected with drive transmission shaft, the utility model discloses can carry out reel diameter in real time and adjust.
Description
Technical Field
The utility model relates to the technical field of agricultural machinery, in particular to a diameter-variable reel of a combine harvester for regenerated rice and crops with different growth states.
Background
With the improvement of social productivity and the progress of science and technology, agriculture gradually goes to modernization. In modern agriculture, harvesting machines are the devices that perform crop harvesting, one of the most important agricultural machines. The reel is an important part of the harvester, and the diameter of the reel is different according to different crop varieties and growth states and uneven field ground. The existing reel wheels are all reel wheels with fixed diameters, and the diameters of the reel wheels are already determined in the manufacturing process. Therefore, the harvester cannot adapt to crops in different growth states in real time during field work, and the harvesting efficiency and the harvesting effect during work are influenced.
SUMMERY OF THE UTILITY MODEL
To the prior art in exist not enough, the utility model provides a combine variable diameter reel for ratooning rice and different growth state crops can carry out reel diameter in real time and adjust.
The utility model discloses a realize above-mentioned technical purpose through following technological means.
A combine variable diameter reel for ratooning rice and crops of different growth states, comprising: a reel transmission shaft, two reel discs, a plurality of reel rods, two gear mechanisms, a driving source and a driving transmission shaft;
the reel wheel disc comprises a spoke disc and a plurality of spokes, the spoke disc is coaxially and fixedly arranged on the reel wheel transmission shaft, a plurality of clamping grooves are formed in the spoke disc, the clamping grooves are arranged along the radial direction of the spoke disc, the notches of the clamping grooves face outwards, the clamping grooves correspond to the spokes one by one, one ends of the spokes are inserted into the clamping grooves and can slide along the clamping grooves, the number of the spokes is the same as that of the reel wheel rods, and the reel wheel rods are connected with the corresponding spokes on the two reel wheel discs;
gear mechanism with reel wheel dish one-to-one, gear mechanism includes first gear and second gear, the second gear cover is located reel wheel transmission shaft is last, be equipped with a plurality of spouts on the second gear, the spout with the spoke one-to-one, be equipped with the lug on the spoke, the lug stretch into extremely in the spout, and with spout sliding connection, first gear install in on the final drive shaft, first gear and second gear meshing, the driving source with the final drive shaft is connected.
Furthermore, a limiting block is further arranged on the spoke, and the limiting block is located outside the side face of the second gear and connected with the protruding block.
Furthermore, the limiting block is connected with the limiting block through a countersunk screw.
Further, the lug is cylindrical, and the height of the lug is not less than the thickness of the second gear.
The utility model has the advantages that:
the utility model discloses a make and produce the difference in rotation speed between second gear and the spoke dish for the spoke slides along the draw-in groove, thereby the change of control reel diameter has avoided the problem of dialling that leaks that produces when deciding the diameter reel results, reduces and reaps the loss of process rice, improves reel work efficiency.
Drawings
Fig. 1 is a schematic structural view of a diameter-variable reel of a combine harvester for regenerating rice and crops with different growth states according to an embodiment of the utility model;
fig. 2 is a side view of fig. 1.
Reference numerals:
1. a spoke pan; 2. a reel rod; 3. spokes; 4. a reel transmission shaft; 5. a second gear; 6. a limiting block; 7. countersunk head screws; 8. a first gear; 9. the drive shaft is driven.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "axial", "radial", "vertical", "horizontal", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
The following describes a combine harvester variable diameter reel for ratooning rice and crops with different growth states according to an embodiment of the present invention with reference to the accompanying drawings.
Referring to fig. 1 and 2, a diameter-variable reel of a combine harvester for recycling rice and crops with different growth states according to an embodiment of the present invention includes a reel transmission shaft 4, two reel disks, a plurality of reel rods 2, two gear mechanisms, a driving source, and a driving transmission shaft 9.
Specifically, two reel wheel discs are located the both ends of reel transmission shaft 4 respectively, the reel wheel disc includes spoke dish 1 and a plurality of spoke 3, coaxial fixed mounting in reel transmission shaft 4 of spoke dish 1 is equipped with a plurality of draw-in grooves on the spoke dish 1, the draw-in groove sets up along the radial of spoke dish 1, and the notch of draw-in groove outwards, draw-in groove and 3 one-to-one of spoke, the one end of spoke 3 inserts to the draw-in groove in, and can slide along the draw-in groove, the number of spoke 3 is the same with the number of reel pole 2, the both ends of reel pole 2 respectively with two reel wheel disc on corresponding spoke 3 fixed connection.
The gear mechanism is in one-to-one correspondence with the reel disks, the gear mechanism comprises a first gear 8 and a second gear 5, the reel transmission shaft 4 is sleeved with the second gear 5, a plurality of sliding grooves are formed in the second gear 5, the sliding grooves are in one-to-one correspondence with the spokes 3, cylindrical bumps are arranged on the spokes 3 and extend into the sliding grooves, the heights of the bumps are not smaller than the thickness of the second gear 5, the two gears are in clearance fit, and relative sliding can be formed.
Still be equipped with stopper 6 on spoke 3, stopper 6 is located outside the side of second gear 5 to be connected with the lug through countersunk nut 7 for the axial position of restriction second gear 5, when spoke 3 slided along the draw-in groove, the lug slided in the spout on second gear 5.
The utility model discloses a theory of operation:
the rotating speed of the reel is determined by the rotating speed of the reel transmission shaft 4, the rotating speed of the second gear 5 is determined by the rotating speed of the driving gear 8, and when the reel works in a fixed diameter, the rotating speed of the reel transmission shaft 4 is the same as the rotating speed of the second gear 5, so that the reel and the driving gear are kept synchronous. When the diameter of the reel needs to be changed, the rotating speed of the first gear 8 is changed through the driving source, so that the rotating speed of the second gear 5 is changed, a rotating speed difference is generated between the second gear 5 and the reel, the spoke 3 slides along the clamping groove, the diameter change of the reel is controlled, and the stroke of the spoke 3, namely the diameter adjustable range of the reel, is determined by the length of the sliding groove on the second gear 5 and the inclination angle.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
Although embodiments of the present invention have been shown and described, it is to be understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that changes, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the principles and spirit of the present invention.
Claims (4)
1. A combine variable diameter reel for ratooning rice and crops of different growth states, comprising: a reel transmission shaft (4), two reel discs, a plurality of reel rods (2), two gear mechanisms, a driving source and a driving transmission shaft (9);
the reel wheel disc comprises a spoke disc (1) and a plurality of spokes (3), the spoke disc (1) is coaxially and fixedly installed on the reel wheel transmission shaft (4), a plurality of clamping grooves are formed in the spoke disc (1), the clamping grooves are arranged along the radial direction of the spoke disc (1), notches of the clamping grooves face outwards, the clamping grooves correspond to the spokes (3) one by one, one ends of the spokes (3) are inserted into the clamping grooves and can slide along the clamping grooves, the number of the spokes (3) is the same as that of the reel wheel rods (2), and the reel wheel rods (2) are connected with the corresponding spokes (3) on the two reel wheel discs;
gear unit with reel wheel dish one-to-one, gear unit includes first gear (8) and second gear (5), second gear (5) cover is located on reel transmission shaft (4), be equipped with a plurality of spouts on second gear (5), the spout with spoke (3) one-to-one, be equipped with the lug on spoke (3), the lug stretches into extremely in the spout, and with spout sliding connection, first gear (8) install in on drive transmission shaft (9), first gear (8) and second gear (5) meshing, the driving source with drive transmission shaft (9) are connected.
2. A reel of variable diameter for combine harvester of ratoon rice and crops with different growth states, as claimed in claim 1, characterized in that the spokes (3) are further provided with a limiting block (6), the limiting block (6) is located outside the side of the second gear (5) and is connected with the lug.
3. A combine harvester variable diameter reel for ratooning rice and crops of different growth states as claimed in claim 2, characterized in that the stopper (6) is connected with the stopper (6) by means of countersunk screws (7).
4. A combine harvester variable diameter reel for ratooning rice and crops of different growth states, as claimed in claim 1, characterized in that said projections are cylindrical, the height of said projections being not less than the thickness of said second gear (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020555832.0U CN213427095U (en) | 2020-04-15 | 2020-04-15 | Diameter-variable reel of combine harvester for ratooning rice and crops in different growth states |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020555832.0U CN213427095U (en) | 2020-04-15 | 2020-04-15 | Diameter-variable reel of combine harvester for ratooning rice and crops in different growth states |
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| CN213427095U true CN213427095U (en) | 2021-06-15 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114616986A (en) * | 2022-03-28 | 2022-06-14 | 农业农村部南京农业机械化研究所 | Speed-changing flexible reel device for rape |
-
2020
- 2020-04-15 CN CN202020555832.0U patent/CN213427095U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114616986A (en) * | 2022-03-28 | 2022-06-14 | 农业农村部南京农业机械化研究所 | Speed-changing flexible reel device for rape |
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