CN114303541A - Agricultural seeder linkage - Google Patents
Agricultural seeder linkage Download PDFInfo
- Publication number
- CN114303541A CN114303541A CN202111488419.2A CN202111488419A CN114303541A CN 114303541 A CN114303541 A CN 114303541A CN 202111488419 A CN202111488419 A CN 202111488419A CN 114303541 A CN114303541 A CN 114303541A
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- fixedly connected
- suspension
- mounting
- block
- erection column
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- 239000000725 suspension Substances 0.000 claims abstract description 33
- 230000008093 supporting effect Effects 0.000 claims abstract description 22
- 238000009434 installation Methods 0.000 claims abstract description 20
- 238000010899 nucleation Methods 0.000 claims description 24
- 230000000694 effects Effects 0.000 claims description 10
- 238000009331 sowing Methods 0.000 claims 1
- 230000001681 protective effect Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 4
- 238000006073 displacement reaction Methods 0.000 description 3
- 238000009313 farming Methods 0.000 description 3
- 238000000926 separation method Methods 0.000 description 2
- 244000068988 Glycine max Species 0.000 description 1
- 235000010469 Glycine max Nutrition 0.000 description 1
- 241000209140 Triticum Species 0.000 description 1
- 235000021307 Triticum Nutrition 0.000 description 1
- 240000008042 Zea mays Species 0.000 description 1
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 description 1
- 235000002017 Zea mays subsp mays Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 235000005822 corn Nutrition 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000002633 protecting effect Effects 0.000 description 1
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- Sowing (AREA)
Abstract
The invention discloses an agricultural seeder suspension device, which relates to the technical field of seeders and comprises a seeder body, wherein a suspension bracket is fixedly connected to the side surface of the seeder body, an installation column is arranged on one side of the suspension bracket, which is far away from the seeder body, a connecting seat is arranged on the surface of one side of the installation column, two connecting blocks are respectively and fixedly connected to the surface of the upper side of the suspension bracket, a connecting slide bar is fixedly connected between the two connecting blocks, a connecting slide block is movably sleeved on the connecting slide bar, a connecting push plate is rotatably connected to the upper side of the connecting slide block, and a supporting spring is fixedly connected to the surface of one side of the connecting slide block. This agricultural seeder linkage through being provided with connecting block, connecting slide bar, link block, supporting spring, connection push pedal isotructure, has avoided hand tractor or tractor sudden braking to lead to the connecting seat damaged condition of rupture even to appear, further forms the protective effect to tractor or seeder, has ensured the stability of this seeder in the use like this.
Description
Technical Field
The invention relates to the technical field of seeders, in particular to a suspension device of an agricultural seeder.
Background
With the increasing of the world population and the living standard of people, the continuous development of farming and pasturing mechanization at a higher level is a necessary trend, so that the research and application of farming and pasturing machinery are continuously carried out at home and abroad to gradually realize the high efficiency, high quality and low cost of the farming and pasturing machinery operation, so that the seeder is rapidly developed, for example, the types are as follows: an XLH seeder, which is suitable for seeding wheat, corn, soybean and the like;
in order to improve the seeding efficiency, the seeding machine of the type is mostly combined with a tractor and the like at present, and the tractor is utilized to drive the seeding machine to move and seed;
but adopt rigid connection more between the seeder linkage of this model and the tractor traction frame, like this when the tractor is at the abrupt brake of removal in-process, the seeding opportunity can carry out the one side direction removal to the tractor under inertial effect, the seeder can make linkage form the extrusion to the traction frame like this, long time like this can nevertheless lead to the condition of wearing and tearing to appear between traction frame and the linkage under the in service behavior, when the tractor is removing too fast brake, can cause traction frame and linkage cracked condition to appear even, cause the condition that striking appears in seeder and tractor, cause the condition that seeder or tractor appear damaging.
Disclosure of Invention
The invention aims to solve at least one of the technical problems in the prior art, and provides an agricultural seeder suspension device which can solve the problems that rigid connection is adopted between the suspension device and a tractor traction frame, so that when a tractor brakes suddenly in the moving process, a seeder can move towards one side of the tractor under the action of inertia, the seeder can extrude the traction frame by the suspension device, the traction frame and the suspension device are abraded when the tractor brakes too fast for a long time, and even the traction frame and the suspension device are broken when the tractor brakes too fast, the seeder and the tractor impact, and the seeder or the tractor is damaged.
In order to achieve the purpose, the invention provides the following technical scheme: an agricultural seeder suspension device comprises a seeding machine body, wherein a suspension bracket is fixedly connected to the side surface of the seeding machine body, a mounting column is arranged on one side of the suspension bracket, which is far away from the seeding machine body, and a connecting seat is arranged on the surface of one side, back to the suspension bracket, of the mounting column;
the hanging bracket is close to two connecting blocks of upside surface difference fixedly connected with of erection column, fixedly connected with connects the slide bar between two connecting blocks, the link block has been cup jointed in the activity on the link bar, link block's inner circle and the outer surface sliding connection of link bar, link block's upside rotates and is connected with the connection push pedal, one side that link block was kept away from to the connection push pedal is rotated and is connected on the cylinder of erection to one side of connecting block on the surface, link block cup joints on connecting the slide bar and other end fixedly connected with activity is facing to link block one side support spring on the surface on the link block side back to one side of erection column.
Preferably, one side of the suspension bracket, which is far away from the seeding machine body, is provided with a rotating groove which extends out of the surfaces of the upper side and the lower side of the suspension bracket respectively, a rotating shaft is rotatably connected between the inner walls of the two opposite sides of the rotating groove, and the lower side of the connecting seat extends into the rotating groove and is fixedly sleeved on the rotating shaft.
Preferably, the rotating shaft is fixedly sleeved with a ratchet wheel, a supporting block is fixedly connected to the inner wall of one side of the rotating groove facing the ratchet wheel, and a pawl matched with the ratchet wheel is arranged on one side of the supporting block facing the ratchet wheel.
Preferably, one side surface of the connecting seat facing the mounting column is fixedly connected with a mounting sliding block, one side surface of the mounting column facing the connecting seat is provided with a mounting sliding groove communicated with the inside of the mounting column, one side of the mounting sliding block back to the connecting seat extends into the mounting column through the mounting sliding groove and is in sliding connection with the inner wall of the mounting sliding groove, one end of the mounting sliding block located in the mounting column is fixedly connected with a control rack, one side surface of the control rack facing the mounting sliding block is in sliding connection with the inner wall of the mounting column, and a control gear meshed with the control rack is rotationally connected in the mounting column.
Preferably, a built-in cavity is formed in the top wall of the mounting column, a sliding rod is connected in the built-in cavity in a sliding mode, the lower end of the sliding rod penetrates through the mounting column and is connected with the inner wall of the mounting column in a sliding mode, and the lower end of the sliding rod is fixedly connected with a limiting block clamped with the control gear.
Preferably, one end of the sliding rod, which is positioned in the built-in cavity, is fixedly connected with a limiting plate, and one side surface of the limiting plate, which faces the sliding rod, is fixedly connected with a tension spring, which is movably sleeved on the sliding rod and the other end of the tension spring is fixedly connected to the inner wall of the built-in cavity.
Preferably, the upper side surface of the limiting plate is fixedly connected with a pull rod, the upper end of the pull rod penetrates through the upper side surface of the mounting column and is in sliding connection with the inner wall of the mounting column, and one end of the pull rod, which is located outside the mounting column, is fixedly connected with a pull block.
Preferably, the seeding machine body is fixedly connected with an installation frame on the surface of one side provided with the suspension frame, and the surfaces of two opposite sides of the installation frame are provided with movable supporting wheels.
Compared with the prior art, the invention has the beneficial effects that:
(1) this agricultural seeder linkage, through being provided with the connecting block, connect the slide bar, link block, supporting spring, connect push pedal isotructure, thereby when hand tractor or tractor sudden braking, make the erection column rotate with the axis of rotation, thereby make the erection column to connect the push pedal and form thrust, make link block slide on connecting the slide bar like this, thereby the supporting spring atress contracts, avoided hand tractor or tractor sudden braking to lead to the connecting seat damaged cracked condition even to appear, further to tractor or seeder formation protecting effect, the stability of this seeder in the use has been ensured like this.
(2) This agricultural seeder linkage, the width through with the control rack is greater than the width of installation spout, makes the control rack form spacing effect to the installation slider through this kind of mode, has avoided the condition of separation to appear between installation slider and the installation spout, has further ensured the fastness of connecting seat when using.
(3) This agricultural seeder linkage through being provided with control gear and control rack, control gear can drive control rack and make progress or the lapse like this to reach the position of adjusting the connecting seat, thereby make this connecting seat be applicable to the tractor of different models or the traction frame on the tractor connect, further improved the device's result of use, ensured the device's practicality.
(4) This agricultural seeder linkage through being provided with the restriction piece, restriction piece forms the restriction effect to control gear when restriction piece and control gear joint like this, has avoided control gear the pivoted condition to appear, has prevented that not hard up condition from appearing in the connecting seat, has further ensured stability and fastness after the connecting seat has adjusted the position.
(5) This agricultural seeder linkage through being provided with ratchet and pawl for the erection column can only rotate towards one side direction of connecting block with the axis of rotation, has prevented hand tractor or tractor like this and has appeared rotating to the direction of tractor to the erection column of seeding organism pulling in-process, has further ensured the stability of the device when using like this.
Drawings
The invention is further illustrated with reference to the following figures and examples:
FIG. 1 is a schematic structural view of a suspension device of an agricultural seeding machine according to the present invention;
FIG. 2 is an enlarged view of FIG. 1 at A;
FIG. 3 is a side plan view of the mount of the present invention;
FIG. 4 is a cross-sectional schematic view of the mounting post of the present invention;
fig. 5 is an enlarged view of fig. 4 at B.
Reference numerals: the seeding machine comprises a seeding machine body 1, a suspension bracket 2, a mounting bracket 3, a movable supporting wheel 4, a mounting column 5, a rotating groove 6, a connecting seat 7, a mounting sliding block 71, a mounting sliding groove 72, a control rack 73, a control gear 74, a built-in cavity 75, a slide rod 76, a limiting block 77, a limiting plate 78, a tension spring 79, a pull rod 710, a connecting block 8, a connecting slide rod 9, a connecting sliding block 10, a supporting spring 11, a connecting push plate 12, a rotating shaft 13, a ratchet wheel 14, a supporting block 15 and a pawl 16.
Detailed Description
Reference will now be made in detail to the present preferred embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to like elements throughout.
In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as the upper, lower, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, greater than, less than, exceeding, etc. are understood as excluding the present numbers, and the above, below, inside, etc. are understood as including the present numbers. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, unless otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.
The first embodiment is as follows:
referring to fig. 1-3, the present invention provides a technical solution: the utility model provides an agricultural seeder linkage, including seeding organism 1, the side fixedly connected with mounted frame 2 of seeding organism 1, one side fixed surface who the mounted frame 2 was installed to seeding organism 1 is connected with mounting bracket 3, all be provided with on the surface of the both sides that mounting bracket 3 is relative and remove supporting wheel 4, one side that the seeding organism 1 was kept away from to mounted frame 2 is provided with erection column 5, one side of erection column 5 back to mounted frame 2 is provided with connecting seat 7 on the surface, the rotation groove 6 that extends the both sides surface about the mounted frame 2 respectively is seted up to one side that the seeding organism 1 was kept away from to mounted frame 2, it is connected with axis of rotation 13 to rotate between the relative both sides inner wall of rotation groove 6, the downside of connecting seat 7 extends into and rotates inslot 6 and fixed cover is in axis of rotation 13, thereby erection column 5 uses axis of rotation 13 to rotate as the rotation point.
In this embodiment, the connecting base 7 is hinged to a traction frame of a walking tractor or a tractor, and the connecting base 7 is a standard component having a structure and a shape specified by the country and will not be described in detail herein.
Furthermore, the upper side surface of the suspension bracket 2 close to the mounting post 5 is respectively fixedly connected with two connecting blocks 8, a connecting slide rod 9 is fixedly connected between the two connecting blocks 8, a connecting slide block 10 is movably sleeved on the connecting slide rod 9, the inner ring of the connecting slide block 10 is connected with the outer surface of the connecting slide rod 9 in a sliding manner, the upper side of the connecting slide block 10 is rotatably connected with a connecting push plate 12, one side of the connecting push plate 12 far away from the connecting slide block 10 is rotatably connected on one side surface of the mounting post 5 facing the connecting blocks 8, one side surface of the connecting slide block 10 back to the mounting post 5 is fixedly connected with a supporting spring 11 which is movably sleeved on the connecting slide rod 9 and the other end of the connecting slide block 8 facing the connecting slide block 10, so that the connecting push plate 12 forms a supporting effect on the mounting post 5 through the supporting spring 11, make to be ninety degrees between erection column 5 and the mounted frame 2, when hand tractor or tractor sudden braking, seeding organism 1 can carry out the one side direction displacement to hand tractor or tractor under inertial effect, make erection column 5 rotate with axis of rotation 13 like this, thereby make erection column 5 to connecting push pedal 12 and form thrust, make link block 10 slide on connecting slide bar 9 like this, thereby supporting spring 11 atress contracts, avoided hand tractor or tractor sudden braking to lead to connecting seat 7 to appear the condition damaged or even fracture, the high stability of this seeder in the use has been ensured like this.
The scheme also provides an embodiment II;
referring to fig. 3, the second embodiment is a corresponding improvement on the first embodiment, and further, a ratchet 14 is fixedly sleeved on the rotating shaft 13, a supporting block 15 is fixedly connected to an inner wall of one side of the rotating groove 6 facing the ratchet 14, and a pawl 16 adapted to the ratchet 14 is arranged on one side of the supporting block 15 facing the ratchet 14, so that the mounting post 5 can only rotate towards one side of the connecting block 8 by the rotating shaft 13, thereby preventing the mounting post 5 from rotating towards the tractor in the process of pulling the seeding machine body 1 by a walking tractor or a tractor, and further ensuring the stability of the device in use.
The scheme also provides a third embodiment;
referring to fig. 4-5, a third embodiment is an improvement corresponding to the first and second embodiments, further, a mounting slider 71 is fixedly connected to a side surface of the connecting base 7 facing the mounting post 5, a mounting chute 72 communicating with the inside of the mounting post 5 is formed on a side surface of the mounting post 5 facing the connecting base 7, a side of the mounting slider 71 facing away from the connecting base 7 extends into the mounting post 5 through the mounting chute 72 and is slidably connected to an inner wall of the mounting chute 72, a control rack 73 is fixedly connected to an end of the mounting slider 71 located in the mounting post 5, a side surface of the control rack 73 facing the mounting slider 71 is slidably connected to an inner wall of the mounting post 5, and a control gear 74 engaged with the control rack 73 is rotatably connected to the mounting post 5, so that the control rack 73 can be driven to slide upward or downward by the control gear 74, thereby reach the position of adjusting connecting seat 7 to make this connecting seat 7 be applicable to the tractor of different models or the traction frame on the tractor connect, further improved the device's result of use, ensured the device's practicality.
The width of control rack 73 is greater than the width of installation spout 72 in this embodiment, makes control rack 73 form spacing effect to installation slider 71 through this kind of mode, has avoided the condition of separation to appear between installation slider 71 and the installation spout 72, has further ensured the fastness of connecting seat 7 when using.
Further set up built-in chamber 75 in the roof of erection column 5, sliding connection has the lower extreme to run through in the erection column 5 and with erection column 5 inner wall sliding connection's slide bar 76 in built-in chamber 75, the lower extreme fixedly connected with of slide bar 76 and the restriction piece 77 of control gear 74 joint, consequently restriction piece 77 forms the restriction effect to control gear 74 when restriction piece 77 and control gear 74 joint, the pivoted condition has been avoided appearing in control gear 74, the not hard up condition has been prevented from appearing in connecting seat 7, stability and the fastness after further having ensured connecting seat 7 and adjusted the position.
Further, a limit plate 78 is fixedly connected to one end of the slide bar 76 located in the built-in chamber 75, and a tension spring 79 movably sleeved on the slide bar 76 and having the other end fixedly connected to an inner wall of the built-in chamber 75 is fixedly connected to one side surface of the limit plate 78 facing the slide bar 76, so that the tension spring 79 causes an initial position of the limit block 77 to be in a state of being engaged with the control gear 74.
Furtherly runs through erection column 5 upside surface and with erection column 5 inner wall sliding connection's pull rod 710 at the upside surface fixedly connected with upper end of limiting plate 78, pull rod 710 is located one of erection column 5 outer fixedly connected with and draws the piece, draw the piece so and make pull rod 710 drive slide bar 76 upward displacement in step through the pulling, extension spring 79 atress is stretched simultaneously, make restriction piece 77 not with control gear joint, just so can adjust the position of connecting seat 7, only need loosen after 7 position control of connecting seat finishes and draw the piece, restrict 77 like this and resume to initial position under the pulling of extension spring 79.
The working principle is as follows: when the agricultural seeder suspension device is used, when a walking tractor or a tractor brakes suddenly, the seeder body 1 can move towards one side of the walking tractor or the tractor under the action of inertia, so that the mounting column 5 rotates around the rotating shaft 13, the mounting column 5 forms thrust on the connecting push plate 12, the connecting slide block 10 slides on the connecting slide rod 9, and the supporting spring 11 is stressed to contract, so that the buffering effect is achieved;
when connecting seat 7 position needs to be adjusted, draw the piece through the pulling and make pull rod 710 drive slide bar 76 upward displacement in step, simultaneously the extension spring 79 atress is stretched for restriction piece 77 is not with control gear joint, just so can adjust the position of connecting seat 7, only need loosen after connecting seat 7 position control is accomplished and draw the piece, restriction piece 77 resumes to initial position under the pulling of extension spring 79 like this.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention.
Claims (8)
1. The utility model provides an agricultural seeder linkage, includes seeding organism (1), the side fixedly connected with mounted frame (2) of seeding organism (1), its characterized in that: a mounting column (5) is arranged on one side of the suspension frame (2) far away from the sowing machine body (1), and a connecting seat (7) is arranged on the surface of one side of the mounting column (5) back to the suspension frame (2);
the upside surface that mounted frame (2) are close to erection column (5) is two connecting blocks (8) of fixedly connected with respectively, fixedly connected with connects slide bar (9) between two connecting blocks (8), link block (10) have been cup jointed in the activity on slide bar (9), the inner circle and the outer surface sliding connection of link block (10) connect slide bar (9), the upside of link block (10) is rotated and is connected with connection push pedal (12), one side that link block (10) were kept away from in connection push pedal (12) is rotated and is connected on erection column (5) one side surface towards connecting block (8), link block (10) are fixed connection on one side surface of erection column (5) back to the activity cup joint on connecting slide bar (9) and other end fixed connection is supporting spring (11) on connecting block (8) one side surface towards link block (10).
2. The agricultural planter suspension of claim 1, wherein: one side of the suspension frame (2) far away from the seeding machine body (1) is provided with a rotating groove (6) which extends out of the upper surface and the lower surface of the suspension frame (2), a rotating shaft (13) is rotatably connected between the inner walls of two opposite sides of the rotating groove (6), and the lower side of the connecting seat (7) extends into the rotating groove (6) and is fixedly sleeved on the rotating shaft (13).
3. An agricultural planter suspension as claimed in claim 2 wherein: the rotating shaft (13) is fixedly sleeved with a ratchet wheel (14), the inner wall of one side, facing the ratchet wheel (14), of the rotating groove (6) is fixedly connected with a supporting block (15), and a pawl (16) matched with the ratchet wheel (14) is arranged on one side, facing the ratchet wheel (14), of the supporting block (15).
4. The agricultural planter suspension of claim 1, wherein: the utility model discloses a mounting structure, including connecting seat (7), erection column (5), one side surface of connecting seat (7) towards erection column (5) on fixedly connected with installation slider (71), erection column (5) towards one side surface of connecting seat (7) seted up with the communicating installation spout (72) of erection column (5) inside, one side of installation slider (71) back to connecting seat (7) is extended into in erection column (5) and with installation spout (72) inner wall sliding connection through installation spout (72), one of installation slider (71) lie in erection column (5) serves fixedly connected with control rack (73), control rack (73) are towards one side surface and erection column (5) inner wall sliding connection of installation slider (71), the internal rotation of erection column (5) is connected with control gear (74) of being connected with control rack (73) meshing.
5. An agricultural planter suspension as claimed in claim 4 wherein: the mounting structure is characterized in that a built-in cavity (75) is formed in the top wall of the mounting column (5), a sliding rod (76) is slidably connected in the built-in cavity (75), the lower end of the sliding rod penetrates into the mounting column (5) and is slidably connected with the inner wall of the mounting column (5), and a limiting block (77) is fixedly connected at the lower end of the sliding rod (76) and is connected with the control gear (74) in a clamping mode.
6. An agricultural planter suspension as claimed in claim 5 wherein: the sliding rod (76) is located at one end of the built-in cavity (75) and is fixedly connected with a limiting plate (78), and one side surface, facing the sliding rod (76), of the limiting plate (78) is fixedly connected with a tension spring (79) which is movably sleeved on the sliding rod (76) and is fixedly connected to the inner wall of the built-in cavity (75) at the other end.
7. An agricultural planter suspension as claimed in claim 6 wherein: the upper side surface of the limiting plate (78) is fixedly connected with a pull rod (710) of which the upper end penetrates through the upper side surface of the mounting column (5) and is in sliding connection with the inner wall of the mounting column (5), and one end of the pull rod (710) positioned outside the mounting column (5) is fixedly connected with a pull block.
8. The agricultural planter suspension of claim 1, wherein: the seeder body (1) is provided with a mounting rack (3) fixedly connected with the surface of one side of the suspension rack (2), and two opposite side surfaces of the mounting rack (3) are provided with movable supporting wheels (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111488419.2A CN114303541B (en) | 2021-12-07 | 2021-12-07 | Agricultural seeder linkage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111488419.2A CN114303541B (en) | 2021-12-07 | 2021-12-07 | Agricultural seeder linkage |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114303541A true CN114303541A (en) | 2022-04-12 |
| CN114303541B CN114303541B (en) | 2023-01-17 |
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ID=81048686
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111488419.2A Active CN114303541B (en) | 2021-12-07 | 2021-12-07 | Agricultural seeder linkage |
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| Country | Link |
|---|---|
| CN (1) | CN114303541B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2530605A1 (en) * | 1982-07-22 | 1984-01-27 | Laigneau Andre | Variable position driver's cab for equipping an agricultural tractor. |
| CN2108410U (en) * | 1991-12-25 | 1992-07-01 | 冯友芳 | Manual oil pressure semi-suspension universal frame |
| EP1060649A2 (en) * | 1999-06-15 | 2000-12-20 | Horsch Maschinen GmbH | Tractor-driven sowing machine with seed drill coulter and three point linkage |
| CN204707434U (en) * | 2015-05-29 | 2015-10-21 | 霍成良 | For the suspension arrangement of sower |
| CN210444800U (en) * | 2019-08-06 | 2020-05-05 | 山东东皓机械科技有限公司 | Force transmission device for tractor suspension upper pull rod |
| CN111357400A (en) * | 2020-04-23 | 2020-07-03 | 永康龙飘传感科技有限公司 | Subsoiling land preparation machine with adjustable depth |
| CN211931239U (en) * | 2020-03-19 | 2020-11-17 | 山东弘宇农机股份有限公司 | Suspension device for electric control hydraulic lifter of tractor |
-
2021
- 2021-12-07 CN CN202111488419.2A patent/CN114303541B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2530605A1 (en) * | 1982-07-22 | 1984-01-27 | Laigneau Andre | Variable position driver's cab for equipping an agricultural tractor. |
| CN2108410U (en) * | 1991-12-25 | 1992-07-01 | 冯友芳 | Manual oil pressure semi-suspension universal frame |
| EP1060649A2 (en) * | 1999-06-15 | 2000-12-20 | Horsch Maschinen GmbH | Tractor-driven sowing machine with seed drill coulter and three point linkage |
| CN204707434U (en) * | 2015-05-29 | 2015-10-21 | 霍成良 | For the suspension arrangement of sower |
| CN210444800U (en) * | 2019-08-06 | 2020-05-05 | 山东东皓机械科技有限公司 | Force transmission device for tractor suspension upper pull rod |
| CN211931239U (en) * | 2020-03-19 | 2020-11-17 | 山东弘宇农机股份有限公司 | Suspension device for electric control hydraulic lifter of tractor |
| CN111357400A (en) * | 2020-04-23 | 2020-07-03 | 永康龙飘传感科技有限公司 | Subsoiling land preparation machine with adjustable depth |
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| Publication number | Publication date |
|---|---|
| CN114303541B (en) | 2023-01-17 |
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Denomination of invention: A suspension device for agricultural seeders Effective date of registration: 20231115 Granted publication date: 20230117 Pledgee: Bank of China Limited by Share Ltd. Puyang branch Pledgor: TAIQIAN JINYUAN AGRICULTURAL MACHINERY Co.,Ltd. Registration number: Y2023980065398 |
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