CN113498671A - Harvester - Google Patents

Abstract

The invention discloses a harvester which comprises a harvester body, wherein a header is arranged at the front end of the harvester body, a field returning device is arranged at the lower end of a chassis of the harvester body, the header is a header with an adjustable row spacing, the field returning device is arranged on the chassis, and the position of the field returning device on the chassis can be adjusted left and right, so that the harvesting row spacing of the header can be adjusted according to the actual condition of an operation field through the header with the adjustable row spacing, and meanwhile, the left and right positions of the field returning device are adjusted according to the change of the harvesting row spacing, so that the header and the field returning device can keep cooperative work.

Description

Harvester

Technical Field

The invention belongs to the field of agricultural machinery, and particularly relates to a harvester.

Background

With the continuous maturity of the harvesting mechanical technology, the corn harvesting gradually gets rid of the time-consuming and labor-consuming manual harvesting, but due to the differences of the sizes of the plots in different areas, the agricultural conditions and the income levels of farmers, different configured models are put in specific according to the needs of different areas to meet the needs of users. The row spacing of the main pin area planting in the current market is mainly 550mm and 600mm, the row spacing of 650mm and 700mm exists in the Shandong area, the area of one household is small, and the harvested land is 2-5 mu.

Due to the fact that differences of agricultural technologies and physical characteristics of crops of corns in different regions are large, the mechanical harvesting of the corns cannot achieve domestic cross-region harvesting by using one harvester structure like wheat and rice. Just the better harvest benefit can be brought to the tractor driver by the transregional operation, the sales volume of the wheat and rice harvester is greatly improved, and the rapid improvement of the mechanized harvest rate is naturally driven. The agricultural problem of the corn is mainly reflected in that the corn harvesting state difference in different areas is large, the water content difference in different corn varieties in different areas is large, meanwhile, the agricultural technology in each area is different, the planting row spacing of the corn is inconsistent, and the trans-regional operation is also seriously hindered.

Disclosure of Invention

In order to solve the technical problems, the invention aims to provide a harvester which has a simple structure and can adjust the harvesting row spacing.

In order to achieve the purpose, the technical scheme of the invention is as follows: the utility model provides a harvester, includes the harvester body, the front end of harvester body has the header, the lower extreme on harvester body chassis is equipped with still field ware, the header is the adjustable header of row spacing, still field ware is installed on the chassis, just still field ware is in adjustable about the position on the chassis.

The beneficial effects of the above technical scheme are that: so the harvesting row spacing of the header is adjusted according to the actual conditions of the operation field through the row spacing adjustable header, and the left and right positions of the returning device are adjusted according to the change of the harvesting row spacing, so that the header and the returning device keep cooperative work.

Among the above-mentioned technical scheme header that row spacing is adjustable includes the header body, two nearside dividers in the header body outside include divider body, extensible member and pendulum rod respectively, the pendulum rod rotates to be installed and corresponds the front end of divider body, the extensible member rotates to be installed and corresponds on the divider body, and its flexible end forward and with correspond the middle part transmission of pendulum rod is connected, two the synchronous extension of extensible member or shrink are in order to drive two the pendulum rod side to side swing is changeed to being close to each other or is kept away from each other in order to adjust row spacing when the header body reaps the crop.

The beneficial effects of the above technical scheme are that: therefore, the telescopic pieces on the two nearside dividers at the outermost side of the header body drive the swing rod to swing left and right so as to realize the adjustment of the harvesting row spacing of the harvester.

In the technical scheme, the telescopic piece is a hydraulic cylinder, a telescopic cylinder or a telescopic electric cylinder.

The beneficial effects of the above technical scheme are that: the structure is simple, and the stretching is convenient.

In the technical scheme, the front end part of the swing rod is also rotatably provided with a horizontally arranged tension wheel.

The beneficial effects of the above technical scheme are that: the tension wheel can be used for realizing rolling contact when the end part of the front end of the swing rod is in contact with an external object, so that the swing rod is prevented from sweeping down crops or being inserted into soil in a ridge releasing mode.

In the technical scheme, the swing rod comprises a sleeve, a rod body, a slide rod and an elastic piece, the sleeve is horizontally arranged along the front-back direction, the rear end of the rod body is rotationally connected with the front end of the nearside divider body, one end of the rod body extends into the sleeve through the front end of the sleeve, and can slide back and forth relative to the sleeve, the tension wheel is rotationally arranged at the front end of the rod body, the slide bar is parallel to the sleeve, a first connecting block is convexly arranged on the side wall of the front end of the rod body, the first connecting block is fixedly connected with the front end of the sliding rod, a second connecting block is convexly arranged on the side wall of the front end of the sleeve, the sliding rod is connected with the second connecting block in a sliding way, the elastic piece is arranged between the first connecting block and the second connecting block, the elastic tension of the telescopic rod tends to drive the rod body to move forwards, and the telescopic end of the telescopic piece is rotatably connected with the middle part corresponding to the length direction of the sleeve.

The beneficial effects of the above technical scheme are that: its simple structure so can make the pendulum rod have the flexible function of damping, if the pendulum rod touches collapsible in order to dodge when the barrier, avoids knocking the damage with the divider.

In the technical scheme, the second connecting block is provided with a sliding hole which penetrates through the second connecting block from front to back, the sliding rod penetrates through the sliding hole, and the end part of the rear end of the sliding rod is provided with a first limiting block which is used for preventing the sliding rod from sliding forwards to be separated from the second connecting block.

The beneficial effects of the above technical scheme are that: the separation of the rod body and the sleeve can be avoided through the first limiting block.

In the above technical scheme, the elastic member is a spring, which is sleeved on the slide bar and is located between the first connecting block and the second connecting block.

In the above technical scheme, the elastic member is a spring, which is sleeved on the slide bar and is located between the first connecting block and the second connecting block.

The beneficial effects of the above technical scheme are that: the structure is simple, the installation is convenient, and the durability is good

In the technical scheme, a second limiting block is further convexly arranged between the first connecting block and the second connecting block on the sliding rod, and the elastic piece is located between the second limiting block and the second connecting block.

The beneficial effects of the above technical scheme are that: this reduces the length of the spring.

In the technical scheme, the returning device is slidably mounted at the lower end of the base plate, a driving part is further mounted at the lower end of the base plate, and the driving end of the driving part is in transmission connection with the returning device and is used for driving the returning device to move left and right at the lower end of the base plate.

The beneficial effects of the above technical scheme are that: therefore, the driving part can be used for flexibly and conveniently adjusting the position of the returning device on the chassis.

In the technical scheme, the driving piece is a hydraulic cylinder, a telescopic cylinder or a telescopic electric cylinder.

The beneficial effects of the above technical scheme are that: the structure is simple, and the stretching is convenient.

Drawings

Fig. 1 is a top view of a crop divider according to embodiment 1 of the present invention;

FIG. 2 is a view showing the combination of the swing link, the telescopic member and the tension pulley in embodiment 1 of the present invention;

fig. 3 is a top view of the header in embodiment 2 of the present invention;

FIG. 4 is a side view of the harvester of embodiment 3 of the present invention;

FIG. 5 is a schematic view of the structure of the cabin of the harvester according to embodiment 3 of the present invention;

FIG. 6 is another schematic view of the harvester cab of embodiment 3 of the invention;

FIG. 7 is a schematic view of the construction of the joystick in embodiment 3 of the present invention;

FIG. 8 is a schematic view of the structure of a domestic water tank in embodiment 3 of the present invention;

FIG. 9 is a schematic view of the structure of a hub in the forward direction in embodiment 3 of the present invention;

FIG. 10 is a schematic view showing a structure in which the hubs of embodiment 3 of the invention are reversely mounted;

fig. 11 is a schematic structural view of the grain discharging device, the grain discharging barrel and the grain lifting device gearbox in embodiment 3 of the present invention;

fig. 12 is a plan view of a folding seat for vehicle use in embodiment 3 of the present invention;

FIG. 13 is a schematic view showing the structure of a seat plate and a back plate in a "Bridgman" arrangement in example 3 of the present invention;

fig. 14 is a schematic structural view of a seat plate and a back plate in a "one" shape distribution in embodiment 3 of the present invention.

In the figure: the cutting platform 1, the cutting platform body 10, the crop divider 11, the crop divider body 111, the telescopic part 112, the swing rod 113, the 1131 sleeve, the 11311 second connecting block, the 1132 rod body, the 11321 first connecting block, the 1133 slide bar, the 11331 first limiting block, the 11332 second limiting block, the 1134 elastic part, the 114 tensioning wheel, the 2 seat, the 21 seat plate, the 22 backup plate, the 23 strip-shaped frame, the 231 placement strip, the returning field device 3, the 4 cockpit, the 5 living water tank, the 6 tool boxes, the 7 operating handle, the 71 handle sleeve, the 72 handle body, the 73 locking bolt, the 8 grain discharging device, the 81 grain discharging barrel, the 82 grain lifting device gearbox, the 91 wheel shaft and the 92 wheel hub.

Detailed Description

The principles and features of this invention are described below in conjunction with the following drawings, which are set forth by way of illustration only and are not intended to limit the scope of the invention.

Example 1

As shown in fig. 1, the present embodiment provides a grain divider, which includes a grain divider body 111, a telescopic member 112 and a swing rod 113, wherein the swing rod 113 is rotatably installed at the front end of the grain divider body 111, the telescopic member 112 is rotatably installed on the grain divider body 111, and the telescopic end of the telescopic member is forward and is in transmission connection with the middle part of the swing rod 113, the telescopic member 112 extends or contracts to drive the swing rod 113 to swing left and right relative to the grain divider body 111, so that the telescopic member is utilized to drive the swing rod to swing left and right to realize the adjustment of the width of the swing rod.

Wherein, in the above technical solution, the telescopic part 112 is a hydraulic cylinder, a telescopic cylinder or a telescopic electric cylinder, and has a simple structure and is convenient to extend and retract.

Preferably, in the above technical solution, the front end of the swing rod 113 is further rotatably installed with a horizontally arranged tension wheel 114, so that the tension wheel can be used to realize rolling contact when the front end of the swing rod contacts with an external object, thereby preventing the swing rod from sweeping down crops or preventing the swing rod from being inserted into soil in a ridge-free manner.

As shown in fig. 2, in the above technical solution, the swing link 113 includes a sleeve 1131, a rod 1132, a sliding rod 1133 and an elastic member 1134, the sleeve 1131 is horizontally disposed in the front-back direction, a rear end of the sleeve 1131 is rotatably connected to a front end of the crop divider body 111, one end of the rod 1132 extends into the sleeve 1131 through the front end of the sleeve 1131 and can slide back and forth relative to the sleeve 1131, the tension wheel 114 is rotatably mounted at the front end of the rod 1132, the sliding rod 1133 is parallel to the sleeve 1131, a first connecting block 11321 is protruded from a front end side wall of the rod 1132, the first connecting block 11321 is fixedly connected to the front end of the sliding rod 1133, a second connecting block 11311 is protruded from a side wall of the front end of the sleeve 1131, the sliding rod 1133 is slidably connected to the second connecting block 11311, the elastic member 1134 is disposed between the first connecting block 11321 and the second connecting block 11311, its elastic tension tends to the drive the body of rod 1132 moves forward, the flexible end of extensible member 112 with the middle part that sleeve 1131 length direction corresponds rotates to be connected, its simple structure, so can make the pendulum rod have the flexible function of damping, if the pendulum rod is collapsible in order to dodge when touchhing the barrier, avoid knocking the damage with the divider.

Wherein, in the above technical scheme, the second connecting block 11311 is provided with a sliding hole penetrating through the second connecting block from front to back, the sliding rod 1133 penetrates through the sliding hole, and the end part of the rear end of the sliding rod 1133 is provided with a first limiting block 11331 for preventing the sliding rod 1133 from sliding forwards to separate from the second connecting block 11311, and the separation of the rod body and the sleeve can be avoided through the first limiting block.

Wherein, among the above-mentioned technical scheme elastic component 1134 is the spring, and its cover is established on slide bar 1133 to be located between first connecting block 11321 and the second connecting block 11311, its simple structure, and simple to operate, the durability is good simultaneously.

In the above technical solution, a second limiting block 11332 is further disposed between the first connecting block 11321 and the second connecting block 11311 on the sliding bar 1133 in a protruding manner, and the elastic member 1134 is disposed between the second limiting block 11332 and the second connecting block 11311, so that the length of the spring can be reduced.

Example 2

As shown in fig. 3, the present embodiment provides a header, which includes a header body 10, wherein the two outermost grain dividers 11 of the header body 10 are grain dividers as described in embodiment 1, and the two telescopic members 112 extend or contract synchronously to drive the two swing rods 113 to swing to the front ends thereof to be close to or away from each other to adjust the row spacing of the header body 10, so that the swing rods on the two outermost grain dividers of the header body swing outwards respectively to adjust the row spacing of the entire header.

Example 3

As shown in fig. 4, the present embodiment provides a harvester, which includes a harvester body, and the header 1 on the front side of the harvester body is the header as described in embodiment 2, and by using the header with the row spacing adjustable as above, the harvester can realize the adjustment of the row spacing.

As shown in fig. 5 and 6 and fig. 12 to 14, in the above technical solution, the seat 2 at the passenger compartment of the harvester body is a vehicle-mounted folding seat, so that the passenger seat can be unfolded into a rest bed for a driver to rest, and the passenger seat can be slidably mounted in the passenger compartment, and can slide back and forth to adjust the front and rear space of the vehicle-mounted folding seat, so as to facilitate the unfolding of the vehicle-mounted folding seat (such as a front row seat of an automobile), of course, the vehicle-mounted folding seat can also include a seat plate 21, a backrest plate 22 and two strip-shaped frames 23 arranged at intervals along the left and right direction, each strip-shaped frame 23 is horizontally arranged along the front and rear direction, a shelf 231 is arranged between the front lower ends of the two strip-shaped frames, the shelf 231 is connected and fixed with the two strip-shaped frames 23, the seat plate 21 is horizontally arranged between the two strip-shaped frames 23, the backrest plate 22 is vertically arranged between the two strip-shaped frames 23, and is located the rear of bedplate 21, this moment bedplate 21 and backup plate 22 are "+" shape and distribute (so that sit the people), just the preceding lower extreme of bedplate 21 and two the front end of bar frame 23 rotates to be connected, and rotates the junction and be located the rear of shelving strip 231, the lower rear end of backup plate 22 and two the rear end of bar frame 23 rotates to be connected, bedplate 21 rotates forward to the level, and shelve on shelving strip 231, backup plate 22 can rotate forward to the level and be located the rear of bedplate 21, and the two is "one" font and distributes (so that the workman couches).

In the technical scheme, the field returning device 3 and the driving piece are slidably mounted at the lower end of the chassis of the harvester body, the driving piece is in transmission connection with the field returning device 3, the driving piece is used for driving the field returning device 3 to move left and right at the lower end of the chassis, and therefore the field returning device on the harvester body can be adjusted in the left-right direction according to the row spacing of the cutting table.

In the above technical solution, the driving member is a hydraulic cylinder, a telescopic cylinder or a telescopic electric cylinder, and has a simple structure and is convenient to drive, the driving member is installed on the chassis along the left-right direction, and the telescopic end of the driving member faces left or right and is in transmission connection with the returning device, so that the returning device can be driven to move left and right by extending or contracting the driving member, wherein the installation manner of the driving member belongs to the common knowledge of those skilled in the art, and therefore, the details are not repeated herein.

As shown in fig. 8, in the above technical solution, a living water tank 5 and/or a tool box 6 are provided on the harvester body, so that a clean water worker can be accommodated in the living water tank for washing by a driver, and various maintenance tools can be accommodated in the tool box, wherein the living water tank and the tool box are respectively installed at the rear side of the cockpit and are respectively located at the left side and the right side of the rear side of the cockpit, and the tool box belongs to an existing conventional tool box with a cover (the cover of the tool box can be matched with a lock for theft prevention). The domestic water tank comprises a tank body 51 with a water filling port at the upper end (the tank body 51 is fixed at the rear side of the cockpit), a cover 52 capable of being opened or closed is arranged at the water filling port, a water outlet is arranged at the lower end of the tank body, and a water tap 53 is arranged at the water outlet.

As shown in fig. 7, the operating handle 7 in the cabin of the harvester body in the above technical solution is a stowable operating handle (the core is height adjustment), so that the operating handle folding chair can make up more space for the cabin at rest. The manipulation hand lever 7 comprises a vertically arranged hand lever sleeve 71 and a hand lever body 72, the lower end of the hand lever body 72 extends into the hand lever sleeve 71, the depth of the hand lever sleeve is adjustable, a locking bolt 73 is connected to the side wall of the upper end of the hand lever sleeve in a threaded mode, the threaded end of the locking bolt extends into the hand lever sleeve and is screwed down to lock the hand lever body on the hand lever sleeve or unscrew the locking bolt to enable the hand lever body to be adjusted up and down to adjust the height of the manipulation hand lever, and the lower end of the hand lever sleeve is the lower end of the manipulation hand lever.

The gearbox of the harvester body in the technical scheme is a torque-increasing type stepless gearbox, so that the harvesting speed can be matched with the walking speed of the harvester body, the gearbox belongs to the prior art, and is not described herein any more, and the gearbox can be similar in structure as disclosed in a novel harvester drive axle torque-increasing stepless speed change device with the document number of CN 204392881U.

As shown in fig. 9 and 10, the harvester body in this embodiment is a wheeled harvester, and since the row spacing of the header is adjustable, in order to optimize the performance of the harvester body, the wheel spacing can be adjusted by installing the hub 92 of each wheel of the harvester body at both ends of the wheel shaft 91 in the forward direction or the reverse direction.

In fig. 11, the grain unloading mechanism of the harvester body can adopt a grain unloading cylinder 81 or a grain lifting device 82, the grain outlet of the harvester body grain unloading device 8 is communicated with the grain inlet of the unloading mechanism in a detachable connection mode (for example, flange connection), so that the exchange of the grain unloading mechanisms of the grain unloading cylinder 81 and the grain lifting device 82 (the alternative of the grain unloading cylinder 81 and the grain lifting device 82) can be realized to meet the requirements of different regions or farmers.

The harvester provided by the embodiment is particularly applicable to corn harvesters.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims (10)

1. The utility model provides a harvester, its characterized in that, includes the harvester body, the front end of harvester body has header (1), the lower extreme on harvester body chassis is equipped with still field ware (3), header (1) is the adjustable header of line spacing, still field ware (3) are installed on the chassis, just still field ware (3) are in adjustable about the position on the chassis.

2. The harvester according to claim 1, characterized in that the header with the adjustable row spacing comprises a header body (10), two outermost dividers (11) of the header body (10) respectively comprise a divider body (111), a telescopic member (112) and a swing link (113), the swing link (113) is rotatably mounted at the front end of the divider body (111), the telescopic member (112) is rotatably mounted on the divider body (111), the telescopic end of the telescopic member is forward and is in transmission connection with the middle of the corresponding swing link (113), and the two telescopic members (112) are synchronously extended or contracted to drive the two swing links (113) to swing left and right to be close to or away from each other so as to adjust the row spacing of the header body (10) during crop harvesting.

3. A harvester according to claim 3, characterised in that the telescopic member (112) is a hydraulic cylinder, a telescopic cylinder or a telescopic electric cylinder.

4. A harvester according to claim 2 or 3, characterised in that the front end of the swing link (113) is also rotatably mounted with a horizontally disposed tension wheel (114).

5. The harvester according to claim 4, characterized in that the swing link (113) comprises a sleeve (1131), a rod body (1132), a sliding rod (1133) and an elastic member (1134), the sleeve (1131) is horizontally arranged along the front-back direction, the rear end of the sleeve (1131) is rotatably connected with the front end of the crop divider body (111), one end of the rod body (1132) extends into the sleeve (1131) through the front end of the sleeve (1131) and can slide back and forth relative to the sleeve (1131), the tension wheel (114) is rotatably mounted at the front end of the rod body (1132), the sliding rod (1133) and the sleeve (1131) are parallel to each other, a first connecting block (11321) is convexly arranged on the side wall of the front end of the rod body (1132), the first connecting block (11321) is fixedly connected with the front end of the sliding rod (1133), a second connecting block (11311) is convexly arranged on the side wall of the front end of the sleeve (1131), slide bar (1133) with second connecting block (11311) sliding connection, elastic component (1134) are arranged in between first connecting block (11321) and second connecting block (11311), and its elastic tension tends to the drive the body of rod (1132) moves forward, the flexible end of extensible member (112) with the middle part that sleeve (1131) length direction corresponds rotates the connection.

6. The harvester according to claim 5, characterized in that the second connecting block (11311) has a through hole, the slide bar (1133) passes through the through hole, and the rear end of the slide bar (1133) is provided with a first stopper (11331) for preventing the slide bar (1133) from sliding forward to disengage from the second connecting block (11311).

7. A harvester according to claim 5, characterised in that said elastic member (1134) is a spring, which is fitted over said slide bar (1133) and is located between said first connecting block (11321) and said second connecting block (11311).

8. The harvester according to claim 5, characterized in that a second stopper (11332) is further protruded from the slide bar (1133) between the first connecting block (11321) and the second connecting block (11311), and the elastic member (1134) is located between the second stopper (11332) and the second connecting block (11311).

9. A harvester according to any one of claims 1 to 3, characterised in that the returning device (3) is slidably mounted on the lower end of the chassis, and a driving member is mounted on the lower end of the chassis, and the driving end of the driving member is in transmission connection with the returning device (3) and is used for driving the returning device (3) to move left and right on the lower end of the chassis.

10. A harvester according to claim 9, in which the drive member is a hydraulic cylinder, telescopic cylinder or telescopic electric cylinder.

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