CN103999574B - High-speed and high-efficiency paddy field harrow - Google Patents
High-speed and high-efficiency paddy field harrow Download PDFInfo
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- CN103999574B CN103999574B CN201410260208.7A CN201410260208A CN103999574B CN 103999574 B CN103999574 B CN 103999574B CN 201410260208 A CN201410260208 A CN 201410260208A CN 103999574 B CN103999574 B CN 103999574B
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Abstract
The invention discloses a kind of high-speed and high-efficiency paddy field harrow, there is suspension plate its mainframe both sides, the dynamic delivery casing in middle part, power output box is provided with power transmission shaft I, power transmission shaft II and power transmission shaft III, power transmission shaft I is provided with gear I and driven bevel pinion, power transmission shaft II is provided with gear II, power transmission shaft III is provided with gear III, spline coupling is equipped with in power input shaft one end, the other end is equipped with the driving bevel gear be meshed with driven bevel pinion, gear II is meshed with gear I and gear III simultaneously, power transmission shaft III is as power take-off, its two ends are stretched out casing and spline flange are housed respectively, two spline flange are harrowed joint with the driving of rolling rake respectively and are connected, the rake back shaft one end of rolling of rolling rake connects driving rake joint, the other end is arranged on bearing block by bearing, bearing block is fixed in suspension plate.Paddy field harrow of the present invention cultivate that efficiency is high, convenient operation, C&M, various paddy field can be met and cultivate environment and can meet again the crop such as water chestnut, arrowhead farming demand.
Description
Technical field
The invention belongs to agricultural machinery technological field, specifically a kind of high-speed and high-efficiency paddy field harrow.
Background technology
Today of agriculture machinery industry progressively specification, seek a kind ofly to cultivate that efficiency is high, energy-saving and environmental protecting, safe and reliable cultivation mode become current problem demanding prompt solution.An excellent paddy field harrow dynamical system can solve paddy-field-working efficiency, reliability, safety, stability, the problems such as oil consumption, again can convenient operation, C&M, various paddy field can be met and cultivate environment, meet the crop farming demands such as paddy rice, water chestnut, arrowhead.
But not yet there is the relevant report of the paddy field harrow realizing high-efficient homework at present.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of new paddy field harrow, with handled easily, maintenance and maintenance, can meet various paddy field and cultivate environment use, meet the various crops high efficiency farming such as paddy rice, water chestnut, stone mushroom, and safe and reliable.
The present invention solves the problems of the technologies described above with following technical scheme:
Efficient high-speed paddy field harrow of the present invention, comprise mainframe 1, roll rake 2, suspension plate 3, power transmission box 15, scraper plate 16, telescopic connecting axle 30, trifilar suspension bracing frame 31, mainframe 1 both sides connect suspension plate 3 respectively, the middle part of mainframe 1 connects power transmission box 15, trifilar suspension bracing frame 31 is arranged on mainframe 1 and power transmission box 15, can be formed with tractor I class standard trifilar suspension by trifilar suspension bracing frame 31 and be connected, the power transmission shaft I17 of three parallel arrangements is installed in power transmission box 15, power transmission shaft II20 and power transmission shaft III23, power transmission shaft I17 is provided with gear I19 and driven bevel pinion 18, power transmission shaft II20 is provided with gear II21, the middle part of power transmission shaft III23 is provided with gear III22, power input shaft 34 stretches in casing, spline coupling 25 is equipped with in its one end outside casing, the driving bevel gear 26 be meshed with driven bevel pinion 18 is equipped with in the one end stretched in casing, gear II21 is meshed with gear I19 and gear III22 simultaneously, power transmission shaft III23 is as power take-off, its two ends are stretched out casing and spline flange 14 are housed respectively, two spline flange 14 are harrowed joint 12 with the driving of rolling rake 2 of both sides respectively and are connected, rake back shaft 9 one end of rolling of rolling rake 2 connects driving rake joint 12, the other end is arranged on bearing block 5 by bearing 6, bearing block 5 is fixed in suspension plate 3.
Described spline coupling 25 is connected with telescopic connecting axle 30, and the other end of telescopic connecting axle 30 connects power source.
The described rake middle part of back shaft 9 and the both sides of rolling respectively are installed one block of annular side plate, 10,6 board-like cutting knifes 11 and to be evenly arranged on side plate 10 and perpendicular to side plate 10.
Be provided with dust cap 4 outside described bearing 6, inner side is provided with lip-type packing 8, enters bearing for preventing dust and muddy water.
Scraper plate 16 is provided with at the rear of board-like cutting knife 11, scraper plate 16 front is hinged by bearing pin 38 and adjusting lever 17 lower end, adjusting lever 7 upper end is through opening axis 37, opening axis 37 is hinged with mainframe 1, the two ends of adjusting lever 7 are placed with the pin-and-hole of two to three of certain spaced position respectively, adjustment spring 13 is enclosed between the pin joint of adjusting lever 7 two ends, and two ends are furnished with back-up ring 36 and latch 35, by adjusting the operation suspension height of the flexible adjustable scraper plate 16 of spring 13.
Described scraper plate 16 is provided with the straight long stiffener 33 identical with scraper plate 16 length direction and two symmetrically arranged short oblique stiffeners 32.
Efficient high-speed paddy field harrow tool of the present invention has the following advantages:
1, the transmission system of unique texture is adopted, there is higher rotating speed, 430r/min ~ 480r/min can be reached, and the crushing function strengthened soil, good crushing effect is had to decrease winding to paddy field harrow to all kinds of plant stems, and the direction of rotation of paddy field harrow can be adjusted as required, play to tractor and help impetus.
2,6 board-like cutting knifes are evenly equipped with, and by three blocks of side plates fixing with support, rational spacing is conducive to the stem of each Plants after to chopping and soil carries out extrude and crumples, the fragmentation of acceleration plant stem, be conducive to rotting of plant stem, increase the fertility in paddy field; And the side plate at middle part makes the rigidity of whole paddy field harrow longitudinal direction and intensity have great enhancing.Can protect paddy field harrow under the impact of clashing into rock and brick, reduce infringement to paddy field harrow, thus improve the functional reliability of paddy field harrow.
3, the blade structure improved, is provided with adjustment spring 13 and adjusting lever 7, makes paddy field harrow have good rigidity and elasticity, play efficient smooth effect to paddy-field flattening.The damage of masonry to paddy field harrow of Tanaka can be prevented simultaneously, add reliability and the life-span of paddy field harrow.
Accompanying drawing explanation
Fig. 1 is the facade structures schematic diagram of paddy field harrow of the present invention.
Fig. 2 is that schematic diagram is looked on a left side of Fig. 1.
Fig. 3 is the schematic rear view of Fig. 1.
Fig. 4 is A portion enlarged diagram in Fig. 3.
Fig. 5 is the structural representation of the transmission system that paddy field harrow of the present invention adopts.
Fig. 6 be in Fig. 5 B-B to cross-sectional schematic.
Fig. 7 is the structural representation of the scraper plate that the present invention adopts.
In figure: 1-mainframe, 2-rolls rake, 3-suspension plate, 4-dust cap, 5-bearing block, 6-bearing, 7-adjusting lever, 8-lip-type packing, 9-rolls rake back shaft, 10-side plate, the board-like cutting knife of 11-, 12-drives rake joint, 13-adjusts spring, 14-spline flange, 15-power transmission box, 16-scraper plate, 17-power transmission shaft I, 18-driven bevel pinion, 19-gear I, 20-power transmission shaft II, 21-gear II, 22-gear III, 23-power transmission shaft III, 24-bearing I I, 25-spline coupling, 26-driving bevel gear, 27-bearing I II, 28-bearing I, 29-bearing IV, 30-telescopic connecting axle, 31-trifilar suspension bracing frame, 32-straight long stiffener, 33-short oblique stiffener, 34-power input shaft, 35-latch, 36-back-up ring, 37-opening axis, 38-bearing pin.
Embodiment
Below in conjunction with accompanying drawing, the invention will be further described.
As Fig. 1, Fig. 2, shown in Fig. 3, paddy field harrow of the present invention is primarily of mainframe 1, two are rolled rake 2 and power transmission box 15 is formed, the both sides of mainframe 1 connect suspension plate 3 respectively, the middle part of mainframe 1 connects power transmission box 15, trifilar suspension bracing frame 31 is arranged on mainframe 1 and power transmission box 15, by trifilar suspension bracing frame 31, paddy field harrow is formed to be connected with tractor I class standard trifilar suspension, respectively by bearing IV 29 in power transmission box 15, bearing I 28, bearing I I24 installs the power transmission shaft I17 of three parallel arrangements, power transmission shaft II20 and power transmission shaft III23, power transmission shaft I17 is provided with gear I19 and driven bevel pinion 18, power transmission shaft II20 is provided with gear II21, the middle part of power transmission shaft III23 is provided with gear III22, power input shaft 34 is arranged on power transmission box 15 through bearing III27, spline coupling 25 is equipped with in power input shaft 34 one end outside casing, spline coupling 25 is connected with telescopic connecting axle 30, the other end of telescopic connecting axle 30 connects the power source of all kinds of tractor, the driving bevel gear 26 be meshed with driven bevel pinion 18 is equipped with in power input shaft 34 one end stretched in casing, gear II21 is meshed with gear I19 and gear III22 simultaneously, power transmission shaft III23 is as power take-off, its two ends are stretched out casing and spline flange 14 are housed respectively, two are rolled the both sides that rake 2 lays respectively at power transmission box 15, each roll rake by roll rake the board-like cutting knife 11 of back shaft 9,6 and 3 blocks of side plates 10 form, roll rake back shaft 9 to pass through to drive rake joint 12 to be connected with spline flange 14 by the side of power transmission box 15, the other end rolling rake back shaft 9 is arranged on bearing block 5 by bearing 6, bearing block 5 is fixed in suspension plate 3, the bearing block 5 of both sides plays balance support paddy field harrow, the effect of improving work efficiency and increasing the service life, roll the rake middle part of back shaft 9 and both sides one block of annular side plate, 10,6 board-like cutting knifes 11 are respectively installed evenly are arranged on side plate 10 and perpendicular to side plate 10.Be provided with dust cap 4 outside bearing 6, inner side is provided with lip-type packing 8, enters bearing for preventing dust and muddy water.Scraper plate 16 is provided with at the rear of board-like cutting knife 11, scraper plate 16 front is hinged by bearing pin 38 and adjusting lever 17 lower end, adjusting lever 7 upper end is through opening axis 37, opening axis 37 is hinged with mainframe 1, the two ends of adjusting lever 7 are placed with the pin-and-hole of two to three of certain spaced position respectively, adjustment spring 13 is enclosed between the pin joint of adjusting lever 7 two ends, two ends are furnished with back-up ring 36 and latch 35 respectively, by the pin-and-hole position that the latch 35 at mobile adjustment spring 13 two ends is different on adjusting lever 7, thus adjustment spring 13 is stretched, regulate the operation suspension height of scraper plate 16.
Scraper plate 16 back is provided with the straight long stiffener 33 identical with scraper plate 16 length direction and two symmetrically arranged short oblique stiffeners 32, is arranged to the stiffener of triangular structure, as shown in Figure 7.
The legacy system of the power transmission box 15 that paddy field harrow of the present invention adopts as shown in Figure 5 and Figure 6, power is reached power input shaft 34 by spline coupling 25 by the telescopic connecting axle 30 driven by power source, power is changed direction by the driven bevel pinion 18 be engaged with by the driving bevel gear 26 on power input shaft 34, driven bevel pinion 18 drives power transmission shaft I17 to rotate, power is reached power transmission shaft II20 by the gear I19 coaxial with driven bevel pinion 18, power is passed to power take-off drive shaft III23 by the gear II21 that process is meshed and gear III22, power transmission shaft about III23 two ends are harrowed joint 12 with spline flange 14 with driving respectively and are connected, thus drive two roll rake back shaft 9 rotate, 6 board-like cutting knifes 11 are driven to operate, now harrow a field function.
Adopt transmission system of the present invention, there is higher rotating speed, 430r/min ~ 480r/min can be reached, not only can improve paddy-field-working efficiency, handled easily, C&M again, and various paddy field can be met cultivate environment, also the various crop farming demands such as paddy rice, water chestnut, stone mushroom can be met, and the crushing function strengthened soil, good crushing effect is had to all kinds of plant stems, decrease the winding to paddy field harrow, and the direction of rotation of paddy field harrow can be adjusted as required, rise to tractor thrust and help impetus.
Efficient high-speed paddy field harrow of the present invention utilizes spline shaft joint 25 to be conveniently connected with the power of all kinds of tractor.
Paddy field harrow of the present invention adopts 6 board-like cutting knifes 11; connected by 3 blocks of annular side plates between cutting knife; play fixing and supporting role, can protect paddy field harrow under the impact of clashing into rock and brick, reduce infringement to paddy field harrow, thus improve the functional reliability of paddy field harrow.Simultaneously reasonably spacing is conducive to the stem of each Plants after to chopping and soil carries out extrude and crumple, accelerates the fragmentation of plant stem, is conducive to the rotten of plant stem, the fertility in increase paddy field.
Be provided with dust cap 4 outside the bearing 6 of efficient high-speed paddy field harrow of the present invention, inner side is provided with lip-type packing 8, for preventing dust and muddy water from entering bearing, improve bearing service life and functional reliability.And features simple structure is practical, easy to operate, be conducive to maintenance.
The scraper plate 16 of efficient high-speed paddy field harrow of the present invention is provided with adjustment spring 13 and adjusting lever 7, can regulate the operation suspension height arranging scraper plate 16, play efficient smooth effect to paddy-field flattening; Scraper plate 16 back installs the stiffener of triangularity structure, makes paddy field harrow have good rigidity and elasticity, can prevent the damage of masonry to paddy field harrow of Tanaka, adds the reliability of paddy field harrow with the life-span.
Spline flange 14 is equipped with at the output shaft two ends of the power transmission box 15 that the present invention adopts, and harrow joint 12 by spline flange 14 with the driving of rolling rake 2 and be connected, reached by power and roll rake 2, this connected mode is simple and practical, easy to operate, and is convenient to maintaining.
Claims (6)
1. efficient high-speed paddy field harrow, comprise mainframe (1), roll rake (2), suspension plate (3), power transmission box (15), scraper plate (16), telescopic connecting axle (30), trifilar suspension bracing frame (31), mainframe (1) both sides are connected to suspension plate (3), the middle part of mainframe (1) connects power transmission box (15), trifilar suspension bracing frame (31) is arranged on mainframe (1) and power transmission box (15), can be formed with tractor I class standard trifilar suspension by trifilar suspension bracing frame (31) and be connected, it is characterized in that, the power transmission shaft I (17) of three parallel arrangements is installed in described power transmission box (15), power transmission shaft II (20) and power transmission shaft III (23), power transmission shaft I (17) is provided with gear I (19) and driven bevel pinion (18), power transmission shaft II (20) is provided with gear II (21), the middle part of power transmission shaft III (23) is provided with gear III (22), power input shaft (34) stretches in casing, spline coupling (25) is equipped with in its one end outside casing, the driving bevel gear (26) be meshed with driven bevel pinion (18) is equipped with in the one end stretched in casing, gear II (21) is meshed with gear I (19) and gear III (22) simultaneously, power transmission shaft III (23) is as power take-off, its two ends are stretched out casing and spline flange (14) are housed respectively, two spline flange (14) are harrowed joint (12) be connected with the drivings of harrowing (2) of rolling of both sides respectively, rake back shaft (9) one end of rolling of rolling rake (2) connects driving rake joint (12), the other end is arranged on bearing block (5) by bearing (6), bearing block (5) is fixed in suspension plate (3).
2. efficient high-speed paddy field harrow according to claim 1, it is characterized in that, described spline coupling 25 is connected with telescopic connecting axle (30), and the other end of telescopic connecting axle (30) connects power source.
3. efficient high-speed paddy field harrow according to claim 1, it is characterized in that, described roll rake back shaft (9) middle part and both sides one piece of annular side plate (10) is respectively installed, it is upper and perpendicular to side plate (10) that 6 board-like cutting knifes (11) are evenly arranged on side plate (10).
4. efficient high-speed paddy field harrow according to claim 1, is characterized in that, described bearing (6) outside is provided with dust cap (4), and inner side is provided with lip-type packing (8), enters bearing for preventing dust and muddy water.
5. efficient high-speed paddy field harrow according to claim 1, it is characterized in that, the front of described scraper plate (16) is hinged by bearing pin (38) and adjusting lever (17) lower end, adjusting lever (7) upper end is through opening axis (37), opening axis (37) is hinged with mainframe (1), the two ends of adjusting lever (7) are placed with the pin-and-hole of two to three respectively, adjustment spring (13) is enclosed between the pin joint of adjusting lever (7) two ends, two ends are furnished with back-up ring (36) and latch (35) respectively, by the operation suspension height of the flexible adjustable scraper plate (16) of adjustment spring (13).
6. efficient high-speed paddy field harrow according to claim 5, it is characterized in that, described scraper plate (16) back side is provided with the straight long stiffener (33) identical with scraper plate (16) length direction and two symmetrically arranged short oblique stiffeners (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410260208.7A CN103999574B (en) | 2014-06-12 | 2014-06-12 | High-speed and high-efficiency paddy field harrow |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410260208.7A CN103999574B (en) | 2014-06-12 | 2014-06-12 | High-speed and high-efficiency paddy field harrow |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103999574A CN103999574A (en) | 2014-08-27 |
| CN103999574B true CN103999574B (en) | 2016-03-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410260208.7A Active CN103999574B (en) | 2014-06-12 | 2014-06-12 | High-speed and high-efficiency paddy field harrow |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110679214B (en) * | 2019-09-27 | 2022-06-10 | 湖南农业大学 | Light rotary cultivator |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2776003Y (en) * | 2005-03-14 | 2006-05-03 | 朱宝林 | Middle gear wheel driven rotary cultivator |
| CN2888184Y (en) * | 2006-02-15 | 2007-04-11 | 史孝华 | Transmission case assembly |
| CN201393362Y (en) * | 2009-05-20 | 2010-02-03 | 葛玉明 | Multifunctional rotary cultivator as well as extending shaft and speed change gear box convenient for reversal thereof |
| CN203884148U (en) * | 2014-06-12 | 2014-10-22 | 广西澜光科技有限公司 | High-speed and efficient paddy field harrow |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10234361A1 (en) * | 2002-07-27 | 2004-02-05 | Andreas Stihl Ag & Co. | Gearbox especially for motorized choppers has winding protection device extending radially outside shaft section of drive shaft between two side parts and rotatable about shaft section |
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2014
- 2014-06-12 CN CN201410260208.7A patent/CN103999574B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2776003Y (en) * | 2005-03-14 | 2006-05-03 | 朱宝林 | Middle gear wheel driven rotary cultivator |
| CN2888184Y (en) * | 2006-02-15 | 2007-04-11 | 史孝华 | Transmission case assembly |
| CN201393362Y (en) * | 2009-05-20 | 2010-02-03 | 葛玉明 | Multifunctional rotary cultivator as well as extending shaft and speed change gear box convenient for reversal thereof |
| CN203884148U (en) * | 2014-06-12 | 2014-10-22 | 广西澜光科技有限公司 | High-speed and efficient paddy field harrow |
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| CN103999574A (en) | 2014-08-27 |
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