CN210352191U - A stem leaf separator for potato harvester - Google Patents
A stem leaf separator for potato harvester Download PDFInfo
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- CN210352191U CN210352191U CN201920989638.0U CN201920989638U CN210352191U CN 210352191 U CN210352191 U CN 210352191U CN 201920989638 U CN201920989638 U CN 201920989638U CN 210352191 U CN210352191 U CN 210352191U
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- stem leaf
- belt
- leaf separating
- scraping plates
- fixing frame
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Abstract
The utility model discloses a stem leaf separating device for a potato harvester, which comprises a stem leaf separating belt, wherein the stem leaf separating belt is positioned between a first conveying belt and a second conveying belt, the tail end of the stem leaf conveying belt is connected with a plurality of scraping plates, the scraping plates are positioned above the stem leaf separating belt, a gap is reserved between the bottom ends of the scraping plates and the upper surface of the stem leaf separating belt, the two sides of the top ends of the scraping plates are hinged with a scraping plate fixing frame through rotating shafts, the side walls of the scraping plates are connected with limit blocks, and the limit blocks pass through arc-shaped through grooves on the scraping plate fixing frame and are connected with rocker arms through reset springs; one end of the reset spring is connected with the limiting block, the other end of the reset spring is connected with the right end of the rocker arm through the connecting rod, the middle of the rocker arm is hinged to the main fixing frame, the left end of the rocker arm is connected with the damping block, and the damping block is located above the main fixing frame. This device can be with potato and stem leaf quickly separating to obtain clean potato, and finally improve results efficiency.
Description
Technical Field
The utility model relates to a stem leaf separator for a potato harvester.
Background
The potato cultivation method is suitable for planting potatoes in most places in China, is a main crop variety in China, and is particularly a current variety in mountainous areas and hilly areas; the potatoes are both crops and economic crops, have unique advantages in deep processing, can be processed into starch, strips, sheets, mud, dextrin, vermicelli and the like besides being eaten as vegetables, have extremely high economic value, are main economic sources of growers in the western region, but have a great problem with the enlargement of planting area, and have large labor amount, high labor intensity and long harvesting time; the labor cost rises continuously, the income of farmers is severely restricted, the planting and harvesting expenditure of potatoes accounts for the main part of the cost, particularly, the potatoes cannot be planted when the price is greatly reduced, the planting range is wide, the planting amount is large, and the harvesting of the potatoes is heavy; the potato harvester is gradually adopted in agricultural production in recent years, so that the burden of workers is greatly reduced, the existing potato harvester is produced by a plurality of planting and harvesting machines, the defects of complex structure, large power loss and low operation efficiency exist, and sometimes the separation effect of potatoes and soil is poor due to large soil viscosity or large water content.
When potatoes are harvested, the most heavy physical labor is realized, most farmers cannot harvest the potatoes in time due to the difficulty in digging, and the potatoes are frozen and rotted in the ground, so that the economic income is directly influenced; therefore, the small four-wheel potato harvester is a wish of common farmers, so far, the potato harvester with the small four-wheel is not ideal, and some potato harvesters have complex structure, inconvenient installation and large energy consumption; also, the breakage is large, and the net rate is low.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects of the prior art and providing a stem leaf separating device for a potato harvester.
A stem leaf separating device for a potato harvester comprises a stem leaf separating belt, wherein the stem leaf separating belt is positioned between a first conveying belt and a second conveying belt, the tail end of the stem leaf conveying belt is connected with a plurality of scraping plates, the scraping plates are positioned above the stem leaf separating belt, a gap is reserved between the bottom ends of the scraping plates and the upper surface of the stem leaf separating belt, two sides of the top ends of the scraping plates are hinged with a scraping plate fixing frame through rotating shafts, the side walls of the scraping plates are connected with limit blocks, and the limit blocks penetrate through arc-shaped through grooves in the scraping plate fixing frame and are connected with rocker arms through reset springs; one end of the reset spring is connected with the limiting block, the other end of the reset spring is connected with the right end of the rocker arm through the connecting rod, the middle of the rocker arm is hinged to the main fixing frame, the left end of the rocker arm is connected with the damping block, and the damping block is located above the main fixing frame.
Preferably, the number of the scraping plates is three.
Preferably, the material of snubber block is silica gel or polyurethane.
Preferably, the rocker arm is T-shaped.
Preferably, the left end of the arc-shaped through groove is a vertical section, and the right end of the arc-shaped through groove extends rightwards in a fan shape.
Has the advantages that:
separate the stem leaf and the potato on potato surface through the stem leaf median, can effectually practice thrift subsequent storage space, guarantee the full automatization of results, when the stem leaf passes through the stem leaf median and carries, in order to prevent that there is a small amount of potatoes still to connect on the stem leaf, set up the scraping plate, and through leave the clearance between scraping plate and stem leaf median, make the stem leaf can flow away through the clearance, and the great potato of granule then can be blocked, and get off by scraping plate "scraping", fall into again among the potato conveyer belt, the rate of harvest is improved.
The scraping plate adopts a fixed mode of a reset spring, is limited by the arc-shaped through groove, prevents the large-particle potatoes from flowing away by determining the motion range of the scraping plate, and prevents the scraping plate from causing large impact to the harvester main body when resetting through the buffer action of the rocker arm and the damping block, so that the service life of the potato harvester is prolonged, and the noise pollution during use is reduced.
Drawings
FIG. 1 is a schematic view of a mechanical transmission portion of a potato harvester;
FIG. 2 is a schematic structural view of a conveyor section;
FIG. 3 is a front view of a conveyor section;
FIG. 4 is a schematic view of a portion of the top scraping plate;
FIG. 5 is an enlarged view of portion A of FIG. 4;
FIG. 6 is an enlarged view of portion B of FIG. 4;
FIG. 7 is a schematic view of the mounting of the crank;
FIG. 8 is a schematic view showing the structure of an intermittent vibrating device in the second conveyor belt;
fig. 9 is an enlarged view of portion C of fig. 8;
FIG. 10 is a schematic view of the construction of the lifting mechanism;
FIG. 11 is a front view of the lift mechanism;
FIG. 12 is a schematic connection diagram of the angle adjusting cylinder;
1. the collecting device 11, the first conveyor belt 12, the second conveyor belt 13, the third conveyor belt 14, the stem and leaf separating belt 15, the scraping plate fixing frame 16, the shock absorption block 17, the rocker arm 18, the connecting rod 19, the reset spring 2, the lifting device 20, the scraping plate 21, the arc-shaped through groove 22, the connecting rod 23, the tensioning pulley 24, the incomplete gear 25, the crank 26, the rotating bucket 27, the arc-shaped plate 28, the conveying cavity 29, the driven gear 3, the blanking conveying device 30, the driving gear set 5 and the angle adjusting oil cylinder.
Detailed Description
In order to deepen the understanding of the present invention, the present invention will be further described in detail with reference to the following embodiments and the attached drawings, and the embodiments are only used for explaining the present invention, and do not constitute the limitation to the protection scope of the present invention.
As shown in figures 1-12, a material conveying device of a potato harvester comprises a collecting device 1, a lifting device 2 and a blanking conveying device 3.
The collecting device 1 comprises a first conveyor belt 11, a second conveyor belt 12 and a third conveyor belt 13 which are connected in sequence; the first conveyor belt 11, the second conveyor belt 12 and the third conveyor belt 13 are all provided with a plurality of rubber shock absorption tubes distributed in an array manner; a stem leaf separating belt 14 is further arranged between the first conveying belt 11 and the second conveying belt 12, and stem leaf winding belts distributed in a # -shape are connected to the stem leaf separating belt 14; the tail parts of the first conveyor belt 11 and the second conveyor belt 12 are inclined upwards.
The lifting device 2 comprises a rotating bucket 26 and two arc-shaped plates 27 which are symmetrically arranged; the two arc-shaped plates 27 are symmetrically positioned at two ends of the inner side of the upper inner wall of the rotating hopper 26; the inner wall of the rotating hopper 26 is connected with a plurality of baffles, and a semi-closed transportation cavity 28 is formed between each two adjacent baffles and the inner wall of the rotating hopper 26; the outer wall of the rotating bucket 26 is connected with a circular rack, the side surface of the circular rack is respectively engaged with a driving gear group 30 and a plurality of driven gears 29, and the driving gear group 30 comprises two driving gears which synchronously rotate.
The blanking conveyer 3 including the conveying conveyer belt that sets gradually, select and distinguish conveyer belt, one-level blanking conveyer belt and be located the second grade blanking conveyer belt of storage incasement, one-level blanking conveyer belt and second grade blanking conveyer belt be 8 style of calligraphy and distribute and articulated each other, be provided with angle modulation hydro-cylinder 5 between one-level blanking conveyer belt and the second grade blanking conveyer belt, 5 tail ends of angle modulation hydro-cylinder link to each other with one-level blanking conveyer belt bottom through the bottom end rail, angle modulation hydraulic cylinder's free end is articulated with second grade blanking conveyer belt bottom through the entablature.
As shown in fig. 8, a first rotating shaft is connected to the end of the third conveyor belt 13, and the first rotating shaft is obliquely positioned between the third conveyor belt 13 and the rotating bucket 26, and the turning direction of the first rotating shaft is opposite to the moving direction of the third conveyor belt 13; the beginning of the conveyor belt is connected to a second rotation axis which is obliquely arranged between the conveyor belt and the rotating bucket 26 and the direction of rotation of the second rotation axis is opposite to that of the rotating bucket 26.
The second conveyor belt 12 is also provided with an intermittent vibration device; the intermittent vibration device comprises an incomplete gear 24 and a tension pulley 23; the incomplete gear 24 is positioned inside the second conveyor belt 12, and a rack meshed with the incomplete gear 24 is connected to the inner wall of the second conveyor belt 12; the tension pulley 23 is connected with the incomplete gear 24 through a connecting rod 22, the outer wall of the tension pulley 23 presses on the inner wall of the second conveyor belt 12, and the middle part of the connecting rod 22 is connected with a crank 25 through a connecting shaft.
The stem leaf separating device is characterized by further comprising a scraping plate 20, wherein the scraping plate 20 is located above the stem leaf separating belt 14, a gap is reserved between the bottom end of the scraping plate 20 and the upper surface of the stem leaf separating belt 14, two sides of the top end of the scraping plate 20 are hinged to a scraping plate 20 fixing frame 15 through rotating shafts, a limiting block is connected to the side wall of the scraping plate 20, and the limiting block penetrates through an arc-shaped through groove 21 in the scraping plate 20 fixing frame 15 and is connected with the rocker arm 17 through a return spring 19; one end of the return spring 19 is connected with the limiting block, the other end of the return spring is connected with the right end of the rocker arm 17 through the connecting rod 18, the middle of the rocker arm 17 is hinged with the main fixing frame, the left end of the rocker arm 17 is connected with the damping block 16, and the damping block 16 is located above the main fixing frame.
And a buffer rubber curtain is arranged at the tail end of the secondary blanking conveyer belt.
The first-stage blanking conveyer belt and the second-stage blanking conveyer belt are chain type blanking conveyer belts, conveying rods of the chain type blanking conveyer belts are all coated with first buffer layers, and the upper parts of the first buffer layers at intervals of 3-10 conveying rods are connected with buffer baffle plates.
The conveying conveyer belt is a chain conveying conveyer belt and is arranged in an upward inclined mode, conveying rods of the chain conveying conveyer belt are coated with second buffer layers, and multiple rows of protrusions are arranged on the upper portions of the second buffer layers at intervals of 3-10 conveying rods along the length direction of the buffer layers.
The operation condition is as follows:
first, the collecting device 1:
the potatoes to be excavated are transported by the first conveyor belt 11, the second conveyor belt 12 and the third conveyor belt 13 in sequence, and in the transportation process, when the potatoes are conveyed to the second conveyor belt 12 from the first conveyor belt 11, stems and leaves on the surface of the potatoes are wound on the stem and leaf winding belt in a # -shape and pulled by the stem and leaf separating belt 14, so that the separation of the stems and leaves from the potatoes is realized, and clean potatoes are obtained.
When the potatoes are in the second conveyor belt 12, the second conveyor belt 12 generates vibration under the action of the intermittent meshing action of the incomplete gear 24 and the rack in the intermittent vibration device, so that soil blocks attached to the surfaces of the potatoes are shaken and raked clean.
When a small amount of potatoes still entwined by the stems and leaves pass through the scraping plate 20, the potatoes are torn off from the stems and leaves under the action of the scraping plate 20, so that clean potatoes are obtained.
II, lifting the device 2:
the clean potatoes collected by the collecting device 1 pass through the third conveyor belt 13 in turn and are knocked down by the first rotating shaft at the end of the third conveyor belt 13, fall into the rotating hopper 26, and fall in batches in turn into the respective transport chambers 28, which are transported to the top by the rotating motion of the rotating hopper 26.
Thirdly, a blanking conveying device 3:
the potato of transporting rotatory 26 tops of fighting falls into the conveying conveyer belt under the effect of self gravity to offset potato horizontal movement's inertia by the second rotation axis, thereby with the potato along the conveying conveyer belt, pass through conveying conveyer belt, select the conveyer belt, one-level blanking conveyer belt and be located the second grade blanking conveyer belt of storage incasement in proper order, wherein, select the conveyer belt with the less potato screening blanking of granule. Finally, the large potatoes meeting the requirements are transported into a storage bin.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. The stem leaf separating device for the potato harvester is characterized by comprising a stem leaf separating belt, wherein the stem leaf separating belt is positioned between a first conveying belt and a second conveying belt, the tail end of the stem leaf conveying belt is connected with a plurality of scraping plates, the scraping plates are positioned above the stem leaf separating belt, a gap is reserved between the bottom ends of the scraping plates and the upper surface of the stem leaf separating belt, the two sides of the top ends of the scraping plates are hinged with a scraping plate fixing frame through rotating shafts, the side walls of the scraping plates are connected with limiting blocks, and the limiting blocks penetrate through arc-shaped through grooves in the scraping plate fixing frame and are connected with rocker arms through reset springs; one end of the reset spring is connected with the limiting block, the other end of the reset spring is connected with the right end of the rocker arm through the connecting rod, the middle of the rocker arm is hinged to the main fixing frame, the left end of the rocker arm is connected with the damping block, and the damping block is located above the main fixing frame.
2. A stem and leaf separating device for a potato harvester as claimed in claim 1, wherein the number of the scraping plates is three.
3. The stem leaf separating device for the potato harvester as claimed in claim 1, wherein the shock absorption block is made of silica gel or polyurethane.
4. The stem leaf separating device for the potato harvester as claimed in claim 1, wherein the rocker arm is T-shaped.
5. The stem leaf separating device for the potato harvester as claimed in claim 1, wherein the left end of the arc-shaped through groove is a vertical section, and the right end of the arc-shaped through groove extends towards the right in a fan shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920989638.0U CN210352191U (en) | 2019-06-28 | 2019-06-28 | A stem leaf separator for potato harvester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920989638.0U CN210352191U (en) | 2019-06-28 | 2019-06-28 | A stem leaf separator for potato harvester |
Publications (1)
| Publication Number | Publication Date |
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| CN210352191U true CN210352191U (en) | 2020-04-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920989638.0U Active CN210352191U (en) | 2019-06-28 | 2019-06-28 | A stem leaf separator for potato harvester |
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| CN (1) | CN210352191U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110214527A (en) * | 2019-06-28 | 2019-09-10 | 丹阳荣嘉精密机械有限公司 | A kind of leaf separating device for potato picker |
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2019
- 2019-06-28 CN CN201920989638.0U patent/CN210352191U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110214527A (en) * | 2019-06-28 | 2019-09-10 | 丹阳荣嘉精密机械有限公司 | A kind of leaf separating device for potato picker |
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