Straw harvester

Abstract

The utility model belongs to the technical field of straw harvesters, and provides a straw harvester which comprises a tripod, one side of the tripod is fixedly connected with a push rod and an installation support, the bottoms of the tripod and the installation support are fixedly connected with a moving assembly, one end of the push rod is fixedly connected with a push handle, and the outer side of the push handle is fixedly connected with a control assembly. A straw pushing frame is welded to one side of the adjusting sleeve, the other side of the adjusting sleeve is in threaded connection with an adjusting screw, a diesel engine is fixedly connected to the front face of the mounting support, and a driving switch is fixedly connected to the front face of the diesel engine; the interior of the diesel engine is fixedly connected with the oil tank and the driving mechanism, one side of the diesel engine is fixedly connected with the harvesting arm, through the arrangement of the mounting frame, the adjusting sleeve, the adjusting screw and the straw pushing frame, it is avoided that after being cut off, straw topples to the position of a worker to hinder work of the worker, and therefore the harvesting efficiency of the worker is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of straw harvesters, in particular to a straw harvester. Background Art

[0002] Straw is the general term for the stems and leaves (ears) of mature crops. "Burning it" is labor-saving and can improve soil fertility. It is the most convenient and profitable way of processing. When harvesting straw, a straw harvester is needed. The harvester is an integrated machine for harvesting crops. It completes harvesting and threshing at one time, and concentrates the grains in the storage bin, and then transports the grains to the transport vehicle through a conveyor belt. It can also be harvested manually, and the straw of crops such as rice and wheat is spread in the field, and then picked up and threshed with grain harvesting machinery. Crop harvesting machinery for harvesting grains and straw of cereal crops such as rice and wheat includes harvesters, reapers, balers, grain combine harvesters and grain threshers. Grain harvesting machinery is developed on the basis of various harvesting and threshing tools.

[0003] The prior art patent document with publication number CN107079661A provides a straw harvester, which relates to the technical field of agricultural machinery, including a frame, a threshing device at the rear of the frame, and a straw separation device arranged below the separation device, wherein the straw separation device includes a straw conveying mechanism and a beating mechanism; the invention has a simple structure, is reliable and durable, and can solve the technical problems of separating grains entrained in straw, reducing grain waste, and increasing the yield of the harvester.

[0004] However, in the use of the existing straw harvester, the root of the straw is cut by the harvesting knife, and the straw will be pushed to one side by the tripod after being cut. However, some tall straws will fall to the position of the staff after being cut due to the center of gravity and the inability of the harvester to push the upper part of the straw, thereby affecting the harvesting efficiency.

[0005] Therefore, those skilled in the art have proposed a straw harvester to solve the problems raised in the background art. Utility Model Content

[0006] In order to solve the above technical problems, the utility model provides a straw harvester to solve the problem in the prior art that the straw harvester will tip over to the position of the staff after cutting, thereby affecting the efficiency of harvesting the straw.

[0007] A straw harvester comprises a tripod, one side of the tripod is respectively fixedly connected with a push rod and a mounting bracket, the bottoms of the tripod and the mounting bracket are fixedly connected with a moving assembly, one end of the push rod is fixedly connected with a push handle, the outer side of the push handle is fixedly connected with a control assembly, the outer side of the push rod is fixedly connected with a mounting frame, the outer side of the mounting frame is fixedly connected with an adjustment sleeve, one side of the adjustment sleeve is welded with a straw push frame, and the other side of the adjustment sleeve is threadedly connected with an adjustment screw;

[0008] A diesel engine is fixedly connected to the front of the mounting bracket, a driving switch is fixedly connected to the front of the diesel engine, a fuel tank and a driving mechanism are fixedly connected inside the diesel engine respectively, a harvesting arm is fixedly connected to one side of the diesel engine, and a transmission assembly is movably connected inside the harvesting arm.

[0009] Preferably, the control component includes a throttle tube, a throttle handle and a throttle switch, the throttle handle is fixedly connected to the outside of the push handle, the bottom of the throttle handle is fixedly connected to the throttle tube, the throttle tube is fixedly connected to the diesel engine, and the top of the throttle handle is fixedly connected to the throttle switch.

[0010] Preferably, the driving mechanism comprises a driver and a driving parachute wheel, the driver is fixedly connected to the interior of the diesel engine, and the driving end of the driver is fixedly connected to the driving parachute wheel.

[0011] Preferably, the transmission assembly includes a transmission shaft and a transmission umbrella wheel, the transmission shaft is movably connected to the inside of the harvesting arm, both ends of the transmission shaft are fixedly connected with the transmission umbrella wheel, and the transmission umbrella wheel is meshingly connected with the driving umbrella wheel.

[0012] Preferably, one end of the harvesting arm is movably connected with a rotating shaft, one end of the rotating shaft is fixedly connected with a connecting umbrella wheel, the connecting umbrella wheel is meshingly connected with the transmission umbrella wheel, and the other end of the rotating shaft is fixedly connected with a harvesting blade via a nut.

[0013] Preferably, the moving assembly includes a moving bracket and moving wheels, the moving bracket is fixedly connected to the bottom of the tripod and the mounting bracket respectively, and the inner side of the moving bracket is movably connected to the moving wheel via a latch.

[0014] Compared with the prior art, the utility model has the following beneficial effects:

[0015] 1. The utility model is provided with a mounting frame, an adjusting sleeve, an adjusting screw and a straw pushing frame. When the straw harvester is used, the staff loosens the adjusting screw according to the type of straw to be harvested, and the adjusting screw will be separated from the mounting frame. Then the staff can rotate the adjusting sleeve, and the adjusting sleeve drives the straw pushing frame to move up and down, so as to adjust the position of the straw pushing frame to push the straw. After the adjustment is completed, the adjusting screw can be tightened to fix the adjusting sleeve. Then the staff starts the driver of the diesel engine through the driving switch, and supplies oil to the driver through the throttle switch for operation, and the driver passes The overdriven umbrella wheel drives the transmission umbrella wheel to rotate, and the transmission umbrella wheel drives the transmission shaft to rotate. At this time, the transmission umbrella wheel at the other end of the transmission shaft drives the rotating shaft to rotate by connecting the umbrella wheel, and the harvesting knife disc will rotate at high speed to cut the straw. After the straw is cut, the harvester moves by pushing the harvester, and the harvester uses the straw pushing frame to push the straw forward. At the same time, the tripod is used to push the straw to one side, so that the straw will only fall to the front position of one side, avoiding the straw from falling to the position of the staff after being cut and hindering the staff's work, thereby improving the harvesting efficiency of the staff. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 It is a partial structural schematic diagram of the tripod of the utility model;

[0018] Figure 3 It is a partial structural schematic diagram of the mounting frame of the utility model;

[0019] Figure 4 It is a sectional view of a diesel engine of the present utility model.

[0020] In the figure:

[0021] 1. Tripod; 2. Mobile bracket; 3. Mobile wheel; 4. Push rod; 5. Mounting bracket; 6. Diesel engine; 601. Fuel tank; 602. Driver; 603. Driving umbrella wheel; 7. Driving switch; 8. Harvesting arm; 801. Transmission shaft; 802. Transmission umbrella wheel; 803. Rotating shaft; 804. Connecting umbrella wheel; 9. Harvesting knife disc; 10. Throttle tube; 11. Throttle handle; 12. Throttle switch; 13. Push handle; 14. Mounting bracket; 15. Adjustment sleeve; 16. Adjustment screw; 17. Straw pushing rack. DETAILED DESCRIPTION

[0022] The following is a further detailed description of the implementation of the present invention in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present invention, but cannot be used to limit the scope of the present invention.

[0023] In the description of this patent, it should be understood that the terms "center", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the drawings, and are only for the convenience of describing this patent and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on this patent.

[0024] As attached Figure 1 To Attachment Figure 4 As shown:

[0025] Embodiment 1: A straw harvester comprises a tripod 1, a push rod 4 and a mounting bracket 5 are fixedly connected to one side of the tripod 1, a moving assembly is fixedly connected to the bottom of the tripod 1 and the mounting bracket 5, a push handle 13 is fixedly connected to one end of the push rod 4, a control assembly is fixedly connected to the outside of the push handle 13, a mounting frame 14 is fixedly connected to the outside of the push rod 4, an adjusting sleeve 15 is fixedly connected to the outside of the mounting frame 14, a straw pushing frame 17 is welded to one side of the adjusting sleeve 15, and an adjusting screw 16 is threadedly connected to the other side of the adjusting sleeve 15;

[0026] A diesel engine 6 is fixedly connected to the front of the mounting bracket 5, a driving switch 7 is fixedly connected to the front of the diesel engine 6, a fuel tank 601 and a driving mechanism are fixedly connected to the inside of the diesel engine 6, a harvesting arm 8 is fixedly connected to one side of the diesel engine 6, and a transmission assembly is movably connected to the inside of the harvesting arm 8.

[0027] As can be seen from the above, by loosening the adjusting screw 16, the adjusting screw 16 will be separated from the mounting frame 14, and then the staff can rotate the adjusting sleeve 15, and the adjusting sleeve 15 will drive the straw pushing frame 17 to move up and down, thereby adjusting the position of the straw pushing frame 17 to push the straw. After the adjustment, the adjusting screw 16 can be tightened to fix the adjusting sleeve 15.

[0028] Embodiment 2: The control component includes a throttle tube 10, a throttle handle 11 and a throttle switch 12. The throttle handle 11 is fixedly connected to the outside of the push handle 13. The bottom of the throttle handle 11 is fixedly connected to the throttle tube 10. The throttle tube 10 is fixedly connected to the diesel engine 6. The top of the throttle handle 11 is fixedly connected to the throttle switch 12.

[0029] As can be seen from the above, the driver 602 of the diesel engine 6 is started by the driving switch 7, and oil is supplied to the driver 602 through the throttle switch 12 to operate, which is convenient for the staff to control.

[0030] Embodiment 3: The driving mechanism includes a driver 602 and a driving bevel wheel 603 . The driver 602 is fixedly connected to the inside of the diesel engine 6 , and the driving end of the driver 602 is fixedly connected to the driving bevel wheel 603 .

[0031] As can be seen from the above, the oil supplied to the driver 602 through the throttle switch 12 is used to operate, and the driver 602 drives the transmission umbrella wheel 802 to operate through the driving umbrella wheel 603, and the transmission umbrella wheel 802 drives the transmission shaft 801 to rotate.

[0032] Embodiment 4: The transmission assembly includes a transmission shaft 801 and a transmission umbrella wheel 802 . The transmission shaft 801 is movably connected inside the harvesting arm 8 . Both ends of the transmission shaft 801 are fixedly connected with the transmission umbrella wheel 802 . The transmission umbrella wheel 802 is meshedly connected with the driving umbrella wheel 603 .

[0033] As can be seen from the above, the driving umbrella wheel 603 drives the transmission umbrella wheel 802 to rotate, and at the same time, the transmission umbrella wheel 802 drives the transmission shaft 801 to rotate. At this time, the transmission umbrella wheel 802 at the other end of the transmission shaft 801 drives the rotating shaft 803 to rotate through the connecting umbrella wheel 804.

[0034] Embodiment 5: One end of the harvesting arm 8 is movably connected with a rotating shaft 803, one end of the rotating shaft 803 is fixedly connected with a connecting umbrella wheel 804, the connecting umbrella wheel 804 is meshedly connected with the transmission umbrella wheel 802, and the other end of the rotating shaft 803 is fixedly connected with a harvesting blade 9 through a nut.

[0035] As can be seen from the above, the transmission umbrella wheel 802 of the transmission shaft 801 drives the rotating shaft 803 to rotate through the connecting umbrella wheel 804, and the harvesting blade 9 will rotate at a high speed to cut the straw.

[0036] Embodiment 6: The moving assembly includes a moving bracket 2 and a moving wheel 3. The moving bracket 2 is fixedly connected to the bottom of the tripod 1 and the mounting bracket 5 respectively, and the inner side of the moving bracket 2 is movably connected to the moving wheel 3 via a latch.

[0037] As can be seen from the above, when the straw harvester is pushed, the moving wheel 3 can be rotated by using the latch and the moving bracket 2, so that the straw harvester is easy to move.

[0038] Working principle: When using the straw harvester, the staff loosens the adjusting screw 16 according to the type of straw to be harvested, and the adjusting screw 16 will be separated from the mounting frame 14, and then the staff can rotate the adjusting sleeve 15, and the adjusting sleeve 15 drives the straw pushing frame 17 to move up and down, thereby adjusting the position of the straw pushing frame 17 to push the straw. After the adjustment, the adjusting screw 16 can be tightened to fix the adjusting sleeve 15, and then the staff starts the driver 602 of the diesel engine 6 through the driving switch 7, and supplies oil to the driver 602 through the throttle switch 12 for operation, and the driver 602 drives the umbrella wheel 60 3 drives the transmission umbrella wheel 802 to operate, and the transmission umbrella wheel 802 drives the transmission shaft 801 to rotate. At this time, the transmission umbrella wheel 802 at the other end of the transmission shaft 801 drives the rotating shaft 803 to rotate through the connecting umbrella wheel 804, and the harvesting knife disc 9 will rotate at a high speed to cut the straw. After the straw is cut, the harvester moves because the staff pushes the harvester to move. The harvester uses the straw pushing frame 17 to push the straw forward, and uses the tripod 1 to push the straw to one side, so that the straw will only fall to the front position of one side. In this way, the use process of the utility model is completed. The utility model has a simple structure and is safe and convenient to use.

[0039] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral one; it can be a mechanical connection, an electrical connection, or communication with each other; it can be a direct connection, or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0040] Obviously, the embodiments described above are only some embodiments of the utility model, rather than all embodiments. The preferred embodiments of the utility model are given in the accompanying drawings, but they do not limit the patent scope of the utility model. The utility model can be implemented in many different forms. On the contrary, the purpose of providing these embodiments is to make the understanding of the disclosure of the utility model more thorough and comprehensive. Although the utility model is described in detail with reference to the aforementioned embodiments, for those skilled in the art, it is still possible to modify the technical solutions recorded in the aforementioned specific implementation methods, or to replace some of the technical features therein with equivalents. Any equivalent structure made using the contents of the utility model specification and the accompanying drawings, directly or indirectly used in other related technical fields, is also within the scope of patent protection of the utility model.

[0041] The embodiments of the present invention are provided for the purpose of illustration and description. Although the embodiments of the present invention have been shown and described above, it can be understood that the above embodiments are exemplary and cannot be understood as limitations on the present invention. Ordinary technicians in this field can change, modify, replace and deform the above embodiments within the scope of the present invention.

Claims

1. A straw harvester, characterized in that: The invention comprises a tripod (1), one side of the tripod (1) is respectively fixedly connected with a push rod (4) and a mounting bracket (5), the bottom of the tripod (1) and the mounting bracket (5) are fixedly connected with a moving component, one end of the push rod (4) is fixedly connected with a push handle (13), the outer side of the push handle (13) is fixedly connected with a control component, the outer side of the push rod (4) is fixedly connected with a mounting frame (14), the outer side of the mounting frame (14) is fixedly connected with an adjustment sleeve (15), one side of the adjustment sleeve (15) is welded with a straw push frame (17), and the other side of the adjustment sleeve (15) is threadedly connected with an adjustment screw (16); The front of the mounting bracket (5) is fixedly connected to a diesel engine (6), the front of the diesel engine (6) is fixedly connected to a drive switch (7), the interior of the diesel engine (6) is respectively fixedly connected to a fuel tank (601) and a drive mechanism, one side of the diesel engine (6) is fixedly connected to a harvesting arm (8), and the interior of the harvesting arm (8) is movably connected to a transmission assembly.

2. A straw harvester as claimed in claim 1, characterized in that: The control component comprises a throttle tube (10), a throttle handle (11) and a throttle switch (12); the throttle handle (11) is fixedly connected to the outside of a push handle (13); the bottom of the throttle handle (11) is fixedly connected to the throttle tube (10); the throttle tube (10) is fixedly connected to a diesel engine (6); and the top of the throttle handle (11) is fixedly connected to the throttle switch (12).

3. A straw harvester as claimed in claim 1, characterized in that: The driving mechanism comprises a driver (602) and a driving bevel wheel (603); the driver (602) is fixedly connected to the inside of the diesel engine (6); and the driving end of the driver (602) is fixedly connected to the driving bevel wheel (603).

4. A straw harvester as claimed in claim 1, characterized in that: The transmission assembly comprises a transmission shaft (801) and a transmission umbrella wheel (802); the transmission shaft (801) is movably connected inside the harvesting arm (8); both ends of the transmission shaft (801) are fixedly connected with the transmission umbrella wheel (802); the transmission umbrella wheel (802) is meshingly connected with the driving umbrella wheel (603).

5. A straw harvester as claimed in claim 1, characterized in that: One end of the harvesting arm (8) is movably connected with a rotating shaft (803), one end of the rotating shaft (803) is fixedly connected with a connecting umbrella wheel (804), the connecting umbrella wheel (804) is meshingly connected with the transmission umbrella wheel (802), and the other end of the rotating shaft (803) is fixedly connected with a harvesting blade (9) via a nut.

6. A straw harvester as claimed in claim 1, characterized in that: The moving assembly comprises a moving bracket (2) and a moving wheel (3); the moving bracket (2) is fixedly connected to the bottom of a tripod (1) and a mounting bracket (5), respectively; and the inner side of the moving bracket (2) is movably connected to the moving wheel (3) via a latch.

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