CN214316272U - Digging depth adjusting mechanism for potato harvester - Google Patents
Digging depth adjusting mechanism for potato harvester Download PDFInfo
- Publication number
- CN214316272U CN214316272U CN202120085768.9U CN202120085768U CN214316272U CN 214316272 U CN214316272 U CN 214316272U CN 202120085768 U CN202120085768 U CN 202120085768U CN 214316272 U CN214316272 U CN 214316272U
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- digging
- worm
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- sliding seat
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- 235000002595 Solanum tuberosum Nutrition 0.000 title claims abstract description 33
- 244000061456 Solanum tuberosum Species 0.000 title claims abstract description 33
- 230000007246 mechanism Effects 0.000 title claims abstract description 14
- 239000002689 soil Substances 0.000 abstract description 16
- 238000005265 energy consumption Methods 0.000 abstract description 6
- 235000012015 potatoes Nutrition 0.000 description 7
- 238000000034 method Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000003306 harvesting Methods 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 238000012271 agricultural production Methods 0.000 description 1
- 238000009412 basement excavation Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- Harvesting Machines For Root Crops (AREA)
Abstract
The utility model discloses a dig degree of depth guiding mechanism for potato harvester relates to agricultural machine technical field, which comprises a main frame, be equipped with the sliding seat in the body frame, worm wheel and the worm cooperation in the sliding seat can adjust the angle of digging cutter, be convenient for adjust the digging angle according to the soil condition of difference, self-locking nature has when worm and worm wheel mesh, no longer rotate after guaranteeing the angular determination of digging cutter, avoid rotating at the random emergence accident of digging cutter at the during operation, the height of the adjustable digging cutter of height adjusting device, avoid the too big extravagant energy consumption of degree of depth when digging cutter, or the degree of depth is too shallow and produce the phenomenon of hindering the potato, self-locking nature has between positive and negative lead screw and the slider, guarantee no longer remove after the high certainty of digging cutter, avoid dropping emergence accident at the during operation digging cutter. The utility model discloses the structure is reliable, can adjust the height and the angle of digging cutter according to the condition, and convenient operation is suitable for the popularization.
Description
Technical Field
The utility model relates to the technical field of agricultural machinery, concretely relates to excavate degree of depth guiding mechanism for potato harvester.
Background
The potato planting range is wide, the planting volume is big, is an important grain crop, and potato harvest also is kind of heavy work, adopts artifical mode to gather in the past, and intensity of labour is big, and is inefficient, and most growers can not in time gather in the ground because of digging the difficulty, freezes rotten in the ground, has directly influenced economic income, and in recent years, potato harvester is adopted gradually in agricultural production, has alleviateed labourer's burden greatly, and harvest efficiency obviously improves.
The digging depth of the existing potato harvester is generally fixed, the digging depth can not be adjusted according to different operation environments, the phenomenon that the potatoes are damaged due to large energy consumption or too shallow digging depth frequently occurs, and the harvesting effect is influenced.
Disclosure of Invention
The utility model aims at the above problem, a dig degree of depth guiding mechanism for potato harvester is provided, solves the unadjustable problem of potato harvester excavation depth.
The technical scheme of the utility model is that: a digging depth adjusting mechanism for a potato harvester comprises a main frame, a sliding seat, a rotating shaft, a digging cutter, a worm wheel, a worm and a height adjusting device;
the main frame is internally provided with a first cavity, a sliding seat matched with the first cavity is arranged in the first cavity, the sliding seat is arranged in the first cavity in a sliding connection mode, a second cavity is arranged in the sliding seat, a rotating shaft is longitudinally and rotatably connected in the second cavity, a plurality of uniformly distributed digging knives are sleeved on the rotating shaft, a gap is reserved between every two adjacent digging knives, a worm wheel is sleeved at the middle position of the rotating shaft, two ends of the rotating shaft respectively penetrate through the digging knives and the worm wheel to be rotatably connected with the inner wall of the second cavity, a worm matched with the worm wheel is transversely arranged above the worm wheel and meshed with the worm, a first end of the worm is rotatably connected with the inner wall of the second cavity, and a second end of the worm respectively penetrates through the side wall of the sliding seat and the side wall of the main frame;
a height adjusting device is arranged between the main frame and the sliding seat, and the sliding seat is arranged in the first cavity through the sliding connection of the height adjusting device.
Furthermore, a first handle is arranged outside the second end of the worm, and the second end of the worm penetrates through the side wall of the sliding seat and the side wall of the main frame respectively to be connected with the first handle.
Furthermore, the main frame side wall is vertically provided with a sliding groove matched with the first handle, and the first handle is arranged in the sliding groove in a sliding connection mode.
Furthermore, the digging cutter comprises an upper connecting rod and a lower barbed nail, the upper connecting rod is sleeved on the rotating shaft, the lower end of the upper connecting rod is connected with the lower barbed nail, and the lower barbed nail is of a triangular structure.
Further, the height adjusting device comprises a positive and negative tooth lead screw, a sliding block and a connecting rod; transversely be equipped with positive and negative tooth lead screw in the first cavity, the first end of positive and negative tooth lead screw is connected with the rotation of first cavity inner wall, body frame lateral wall is run through to positive and negative tooth lead screw second end, positive and negative tooth lead screw both ends are all overlapped and are equipped with the slider, two all be equipped with on the slider with positive and negative tooth lead screw matched with screw, two the slider is respectively through screw threaded connection on positive and negative tooth lead screw, two the slider upper end all with body frame inner wall sliding connection, the slider passes through the connecting rod and is connected with the sliding seat, connecting rod one end is articulated with the slider, the connecting rod other end is articulated with the sliding seat.
Furthermore, a second handle is arranged outside the second end of the positive and negative tooth lead screw, and the second end of the positive and negative tooth lead screw penetrates through the side wall of the main frame and is connected with the second handle.
Further, the main frame is detachably connected with an external potato harvester.
The utility model has the advantages that:
the worm wheel and the worm of the utility model can adjust the angle of the digging cutter, so that the digging angle can be conveniently adjusted according to different soil conditions; the worm and the worm wheel are self-locking when meshed, so that the digging cutter is ensured not to rotate any more after the angle of the digging cutter is determined, and accidents caused by random rotation of the digging cutter during working are avoided; the lower end of the digging cutter is of a triangular structure, so that the effect is better when hard soil is crushed; a gap is reserved between two adjacent digging cutters, so that the resistance of soil is smaller in the working process, and the energy consumption is reduced; the height adjusting device can adjust the height of the digging cutter, and avoid the phenomenon that the digging cutter wastes energy due to overlarge depth during digging or damages potatoes due to too shallow depth; the self-locking property is realized between the screw rod with the positive and negative teeth and the sliding block, so that the digging cutter is guaranteed not to move after the height of the digging cutter is determined, and accidents caused by falling of the digging cutter during working are avoided. The utility model discloses the structure is reliable, can adjust the height and the angle of digging cutter according to the condition, and convenient operation is suitable for the popularization.
In addition to the above-described objects, features and advantages, the present invention has other objects, features and advantages. The present invention will be described in further detail with reference to the drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification.
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the worm installation of the present invention;
FIG. 3 is a schematic view of the installation of the utility model;
fig. 4 is a schematic structural view of the height adjusting device of the present invention.
Reference numerals:
the main frame 1, the sliding seat 2, the rotating shaft 3, the digging cutter 4, the worm wheel 5, the worm 6, the first handle 601, the sliding groove 602, the height adjusting device 7, the positive and negative screw rods 701, the sliding block 702, the connecting rod 703 and the second handle 704.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and 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.
Referring to fig. 1 to 4, a digging depth adjusting mechanism for a potato harvester comprises a main frame 1, a sliding seat 2, a rotating shaft 3, a digging cutter 4, a worm wheel 5, a worm 6 and a height adjusting device 7;
the lower end of the main frame 1 is provided with wheels which are convenient to walk on the ground better, the main frame 1 is detachably connected with an external potato harvester, the external potato harvester provides power to drive the main frame 1 to walk to start working, manpower is saved, a first cavity is arranged in the main frame 1, a sliding seat 2 matched with the sliding seat is arranged in the first cavity, the sliding seat 2 is arranged in the first cavity in a sliding connection mode, the sliding seat 2 can move up and down in the first cavity, a second cavity is arranged in the sliding seat 2, a rotating shaft 3 is longitudinally and rotatably connected in the second cavity, a plurality of uniformly distributed digging knives 4 are sleeved on the rotating shaft 3, the digging knives 4 are used for crushing soil and digging potatoes out of the soil, the digging knives 4 are fixedly connected with the rotating shaft 3, the rotating shaft 3 drives the digging knives 4 to rotate for adjusting angles when rotating, the digging angles are convenient to be adjusted according to different soil conditions, the digging knives 4 comprise upper connecting rods and lower barbed nails, the upper connecting rod is sleeved on the rotating shaft 3, the lower end of the upper connecting rod is connected with the lower barbed nail, the lower barbed nail is of a triangular structure, the effect is better when hard soil is crushed, a gap is reserved between two adjacent digging knives 4, the resistance of the soil is smaller in the working process, and the energy consumption is reduced;
a worm wheel 5 is sleeved in the middle of the rotating shaft 3, two ends of the rotating shaft 3 respectively penetrate through the digging cutter 4 and the worm wheel 5 to be connected with the inner wall of the second cavity in a rotating manner, the worm wheel 5 is fixedly connected with the rotating shaft 3, the rotating shaft 3 is driven to rotate by the rotation of the worm wheel 5, a worm 6 matched with the worm wheel 5 is transversely arranged above the worm wheel 5, the worm wheel 5 is meshed with the worm 6, the worm 6 is meshed with the worm wheel 5 to drive the worm wheel 5 to rotate when rotating, the first end of the worm 6 is connected with the inner wall of the second cavity in a rotating manner, the second end of the worm 6 respectively penetrates through the side wall of the sliding seat 2 and the side wall of the main frame 1, a first handle 601 is arranged outside the second end of the worm 6, the second end of the worm 6 respectively penetrates through the side wall of the sliding seat 2 and the side wall of the main frame 1 to be connected with the first handle 601, the first handle 601 is convenient for better manually controlling the rotation of the worm 6, when the first handle 601 drives the worm 6 to rotate, the worm wheel 5 drives the rotating shaft 3 to rotate, the excavator blade 4 is further driven to rotate for adjusting the angle, in the angle adjusting process, the worm 6 and the worm wheel 5 are meshed and have self-locking performance, namely when the worm 6 is not rotated any more, the worm wheel 5 is clamped and does not rotate any more, the excavator blade 4 is ensured to be not rotated any more after the angle is determined, accidents caused by random rotation of the excavator blade 4 during working are avoided, a sliding groove 602 matched with a first handle 601 is vertically arranged on the side wall of the main frame 1, the first handle 601 is arranged in the sliding groove 602 in a sliding connection mode, and the sliding groove 602 can avoid the first handle 601 from colliding and interfering with the main frame 1 when the sliding seat 2 moves in a first cavity;
a height adjusting device 7 is arranged between the main frame 1 and the sliding seat 2, the sliding seat 2 is arranged in the first cavity in a sliding connection mode through the height adjusting device 7, the height adjusting device 7 is used for driving the sliding seat 2 to move up and down in the first cavity, and then the height of the digging cutter 4 is adjusted, and the phenomenon that the digging cutter 4 is too deep to waste energy consumption during digging or the depth is too shallow to damage potatoes is avoided;
the height adjusting device 7 comprises a positive and negative lead screw 701, a slide block 702 and a connecting rod 703, the positive and negative lead screw 701 is transversely arranged in a first cavity, the positive and negative lead screw 701 is a left-right screw commercially available, both ends of the positive and negative lead screw 701 are respectively symmetrically provided with a left-hand thread and a right-hand thread, a first end of the positive and negative lead screw 701 is rotatably connected with the inner wall of the first cavity, a second end of the positive and negative lead screw 701 penetrates through the side wall of the main frame 1, both ends of the positive and negative lead screw 701 are sleeved with the slide blocks 702, the two slide blocks 702 are symmetrically arranged on the left-hand thread and the right-hand thread of the positive and negative lead screw 701, both slide blocks 702 are provided with screw holes matched with the positive and negative lead screws 701, the two slide blocks 702 are respectively connected with the positive and negative lead screws 701 through the screw holes, the upper ends of the two slide blocks 702 are both slidably connected with the inner wall of the main frame 1, the main frame 1 limits the rotation of the slide blocks 702, when the positive and negative lead screws 701 rotate, the positive and negative lead screws 702 can simultaneously move oppositely, a second handle 704 is arranged outside the second end of the positive and negative tooth lead screw 701, the second end of the positive and negative tooth lead screw 701 penetrates through the side wall of the main frame 1 to be connected with the second handle 704, and the second handle 704 is convenient for manually controlling the rotation of the positive and negative tooth lead screw 701;
the sliding block 702 is connected with the sliding seat 2 through a connecting rod 703, one end of the connecting rod 703 is hinged with the sliding block 702, the other end of the connecting rod 703 is hinged with the sliding seat 2, when the two sliding blocks 702 move in opposite directions, the two connecting rods 703 on the sliding blocks 702 drive the sliding seat 2 to move upwards, and further drive the digging cutter 4 to move upwards to reduce the depth in the soil, and when the two sliding blocks 702 move oppositely, the two connecting rods 703 on the sliding blocks 702 drive the sliding seat 2 to move downwards, and further drive the digging cutter 4 to move downwards to increase the depth in the soil.
The utility model discloses a use method: when potatoes need to be excavated, the first handle 601 is rotated, the first handle 601 drives the worm 6 to rotate, the worm 6 drives the worm wheel 5 to be meshed with the worm wheel 5 to drive the worm wheel 5 to rotate, the worm wheel 5 drives the rotating shaft 3 to rotate so as to drive the excavating knife 4 to rotate for adjusting the angle, when the angle of the excavating knife 4 meets the requirement, the rotation of the first handle 601 is stopped, then the second handle 704 is rotated, the second handle 704 drives the positive and negative lead screws 701 to rotate, the positive and negative lead screws 701 drive the two sliding blocks 702 to move towards each other, the two connecting rods 703 on the sliding blocks 702 drive the sliding seat 2 to move downwards so as to drive the excavating knife 4 to move downwards to increase the depth in the soil, when the depth of the excavating knife 4 in the soil meets the requirement, the second handle 704 is stopped to rotate so as to complete the adjustment of the angle and the depth of the excavating knife 4, and finally the main frame 1 is installed on an external potato harvester, under the drive of the external potato harvester, the main frame 1 starts to move to drive the digging cutter 4 to work to dig the potatoes.
The worm wheel and the worm of the utility model can adjust the angle of the digging cutter, so that the digging angle can be conveniently adjusted according to different soil conditions; the worm and the worm wheel are self-locking when meshed, so that the digging cutter is ensured not to rotate any more after the angle of the digging cutter is determined, and accidents caused by random rotation of the digging cutter during working are avoided; the lower end of the digging cutter is of a triangular structure, so that the effect is better when hard soil is crushed; a gap is reserved between two adjacent digging cutters, so that the resistance of soil is smaller in the working process, and the energy consumption is reduced; the height adjusting device can adjust the height of the digging cutter, and avoid the phenomenon that the digging cutter wastes energy due to overlarge depth during digging or damages potatoes due to too shallow depth; the self-locking property is realized between the screw rod with the positive and negative teeth and the sliding block, so that the digging cutter is guaranteed not to move after the height of the digging cutter is determined, and accidents caused by falling of the digging cutter during working are avoided. The utility model discloses the structure is reliable, can adjust the height and the angle of digging cutter according to the condition, and convenient operation is suitable for the popularization.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (7)
1. A digging depth adjusting mechanism for a potato harvester is characterized by comprising a main frame (1), a sliding seat (2), a rotating shaft (3), a digging cutter (4), a worm wheel (5), a worm (6) and a height adjusting device (7); the main frame (1) is internally provided with a first cavity, the first cavity is internally provided with a matched sliding seat (2), the sliding seat (2) is arranged in the first cavity in a sliding way, the sliding seat (2) is internally provided with a second cavity, the second cavity is internally provided with a rotating shaft (3) in a longitudinal rotating way, the rotating shaft (3) is sleeved with a plurality of uniformly distributed digging knives (4), a gap is reserved between every two adjacent digging knives (4), the middle position of the rotating shaft (3) is sleeved with a worm wheel (5), the two ends of the rotating shaft (3) respectively penetrate through the digging knives (4) and the worm wheel (5) and are connected with the inner wall of the second cavity in a rotating way, the worm wheel (5) is transversely provided with a matched worm (6) above the worm wheel (5), the worm wheel (5) is meshed with the worm (6) and connected with the inner wall of the second cavity in a rotating way, the first end of the worm (6) is connected with the inner wall of the second cavity in a rotating way, the second end of the worm (6) penetrates through the side wall of the sliding seat (2) and the side wall of the main frame (1) respectively; a height adjusting device (7) is arranged between the main frame (1) and the sliding seat (2), and the sliding seat (2) is arranged in the first cavity through the sliding connection of the height adjusting device (7).
2. The digging depth adjustment mechanism for a potato harvester of claim 1, wherein: a first handle (601) is arranged outside the second end of the worm (6), and the second end of the worm (6) penetrates through the side wall of the sliding seat (2) and the side wall of the main frame (1) respectively to be connected with the first handle (601).
3. The digging depth adjustment mechanism for a potato harvester of claim 2, wherein: the main frame (1) is vertically provided with a sliding groove (602) matched with a first handle (601) on the side wall, and the first handle (601) is arranged in the sliding groove (602) in a sliding connection mode.
4. The digging depth adjustment mechanism for a potato harvester of claim 1, wherein: the digging cutter (4) comprises an upper connecting rod and a lower barbed nail, the upper connecting rod is sleeved on the rotating shaft (3), the lower end of the upper connecting rod is connected with the lower barbed nail, and the lower barbed nail is of a triangular structure.
5. The digging depth adjustment mechanism for a potato harvester of claim 1, wherein: the height adjusting device (7) comprises a positive and negative tooth lead screw (701), a slide block (702) and a connecting rod (703); transversely be equipped with positive and negative tooth lead screw (701) in the first cavity, positive and negative tooth lead screw (701) first end rotates with first cavity inner wall to be connected, body frame (1) lateral wall is run through to positive and negative tooth lead screw (701) second end, positive and negative tooth lead screw (701) both ends are all overlapped and are equipped with slider (702), two all be equipped with on slider (702) with positive and negative tooth lead screw (701) matched with screw, two slider (702) are respectively through screw threaded connection on positive and negative tooth lead screw (701), two slider (702) upper end all with body frame (1) inner wall sliding connection, slider (702) are connected with sliding seat (2) through connecting rod (703), connecting rod (703) one end is articulated with slider (702), the connecting rod (703) other end is articulated with sliding seat (2).
6. The digging depth adjustment mechanism for a potato harvester of claim 5, wherein: the second end of the positive and negative tooth lead screw (701) is externally provided with a second handle (704), and the second end of the positive and negative tooth lead screw (701) penetrates through the side wall of the main frame (1) to be connected with the second handle (704).
7. The digging depth adjustment mechanism for a potato harvester of claim 1, wherein: the main frame (1) is detachably connected with an external potato harvester.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120085768.9U CN214316272U (en) | 2021-01-13 | 2021-01-13 | Digging depth adjusting mechanism for potato harvester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120085768.9U CN214316272U (en) | 2021-01-13 | 2021-01-13 | Digging depth adjusting mechanism for potato harvester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214316272U true CN214316272U (en) | 2021-10-01 |
Family
ID=77910264
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120085768.9U Expired - Fee Related CN214316272U (en) | 2021-01-13 | 2021-01-13 | Digging depth adjusting mechanism for potato harvester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214316272U (en) |
-
2021
- 2021-01-13 CN CN202120085768.9U patent/CN214316272U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211001 |