CN203723035U - Multifunctional paddy rice seedling raising planter - Google Patents
Multifunctional paddy rice seedling raising planter Download PDFInfo
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- CN203723035U CN203723035U CN201420120495.7U CN201420120495U CN203723035U CN 203723035 U CN203723035 U CN 203723035U CN 201420120495 U CN201420120495 U CN 201420120495U CN 203723035 U CN203723035 U CN 203723035U
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Abstract
The utility model relates to a multifunctional paddy rice seedling raising planter. The paddy rice seedling raising planter comprises a seedling tray transmission device, wherein the seedling tray transmission device comprises a main support, a seedling inlet frame and a seedling outlet frame; the main support sequentially comprises a soil spreading device, a soil flattening device, a watering device, a sowing device and a soil covering device from the front end to the back end; soil width regulating mechanisms are mounted on the soil spreading device and the soil covering device; the soil width regulating mechanisms comprise locking board components and baffles; the locking board components are used for locking the baffles and regulating the length of the baffles; a seeding strobe is arranged on the sowing device; the seeding strobe is connected with an adjusting handle used for adjusting the height of the seeding strobe; side strobes are further arranged on the two sides of the seeding strobe; a movable connection piece is arranged between the side strobes and the seeding strobe; since the soil width regulating mechanisms and a seed case strobe are regulated, the seedling raising planter is suitable for sowing operations of various seeding trays. The seeding raising planter provided by the utility model is simultaneously suitable for a mechanized transplanting tray and a seedling throwing tray; the seedling raising planter has the advantages of uniform soil covering and convenient storage and transportation.
Description
Technical field
The utility model relates to agricultural production mechanical field, particularly relates to a kind of multifunctional paddy Sprout cultivation seeder.
Background technology
In rice mechanization rice transplanting technical system, seedling planting is the prerequisite basis of whole mechanization seedling, and the engineering goods of rice nursing seedlings seeding are also along with technical development is constantly upgraded.Traditional, there are hand-pushing seeder, electric walking sower for the machinery of seedling planting, this two sower is only realized sowing function.
In industry, possess multi-functional full-automatic assembly line formula sower and progressively replace traditional sower now.Publication number is that CN202587815U patent document discloses a kind of Sprout cultivation seeder, and it comprises seedling dish conveyer belt, and this seedling dish conveyer belt is had by entrance point to the port of export successively order: spread native unit, water spray unit, sowing unit and earthing unit; It possesses sowing, paving soil, earthing and the several functions such as water.As Japanese Jing Guan, Kubo field, the pipeline system sower of the domestic manufacturer production such as cloud horse, a ring, had sowing, paving soil, earthing and the Sprout cultivation seeder multi-functional and that automaticity is high such as water, but it is expensive, and in the time that reality is used, has following some shortcomings:
1, above-mentioned Sprout cultivation seeder is only applicable to the machine transplanting of rice dish that disk body width is less, and can not be used for the transplanting machine for seedlings that disk body width is larger;
2, soil moisture in spring is larger, and easily caking, spreads earthing inhomogeneous while causing seeding operation;
3, traditional rice raise rice seedlings sower main body is grown (approximately 3～6 meters), and keeping, transport take up space.
As can be seen here, above-mentioned existing Sprout cultivation seeder, in structure and use, obviously still has inconvenience and defect, and is urgently further improved.How to found and be a kind ofly applicable to machine transplanting of rice dish and transplanting machine for seedlings, paving earthing evenly and the new Sprout cultivation seeder of keeping convenient transportation simultaneously, become current industry and be badly in need of improved target.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of multifunctional paddy Sprout cultivation seeder, makes it be applicable to machine transplanting of rice dish and transplanting machine for seedlings, paving earthing evenly and keeping convenient transportation.
For solving the problems of the technologies described above, the utility model provides a kind of multifunctional paddy Sprout cultivation seeder, comprise seedling disk transfer device and dynamical system, seedling disk transfer device comprises main support, be connected to entering plate rail and being connected to the plate rail that of main support rear end of main support front end, and dynamical system comprises that promising main support provides the main motor of power.Main support by front end to rear end successively order include: spread native device, soil-finishing device, watering apparatus, seeding apparatus and covering device, spread soil conveyer belt, the discharge gate of being located at blanking support front end, native case that native device and covering device include soil blanking support, are located at soil blanking support inner side, seeding apparatus includes sowing support, sowing roller, seeds protecting plate, spring brush roll, plants case and be located at kind of a discharging opening for case lower end.
Spread the blanking support inner side of native device and covering device and press close to soil conveyer belt place native wide governor motion is installed, the wide governor motion of this soil includes jam plate parts and baffle plate, and jam plate parts are for locked flapper and controllable register length.
In the middle of the discharging opening of seeding apparatus, be provided with a seeding gate, described seeding gate is connected with the regulating handle for regulating gate height, and described seeding gate both sides are also provided with side gate, between this side gate and seeding gate, are provided with Moveable connecting member.
By the adjusting to the baffle plate of the wide governor motion of soil and kind case gate, be adapted to the seeding operation of different seedling dishes.
Further, the Moveable connecting member between side gate and seeding gate is screw arbor assembly.
Further, the dual-side of sowing support front end is connected with kind of a wide adjustable plate by retractable member, plants wide adjustable plate and is close to all the time seeding gate or side gate side through telescopic adjustment.
Further, the baffle plate of native wide governor motion is plastic skin, and jam plate parts comprise pressing plate and screw assembly, and pressing plate is used for compressing plastic skin, and screw assembly is used for being fixed in blanking support.
Further, dynamical system also includes and is connected with seeding apparatus and the sowing motor for lasting adjusting seeding quantity size, and this sowing motor is located at sowing support below.
Further, main motor is installed on sowing support below, and sowing motor and main motor are connected in control panel by electric wire, and described control panel is located at sowing support rear.
Further, spread on the blanking support of native device and covering device and be also provided with rabbling mechanism, this rabbling mechanism is installed on the top of soil conveyer belt.
Further, soil-finishing device includes brush roll and scrapes brush board, and brush roll is fixed on height adjustment mechanism with the two ends of scraping brush board by attaching parts, and the height that height adjustment mechanism is used for regulating brush roll continuously and scraping brush board is to adapt to the soil of different-thickness on seedling dish.
Further, go out plate rail and be removably connected to main support rear end, described in go out plate rail and be also provided with folding foot rest, main support below is also provided with Collapsible rack pin.Enter plate rail and main support front end and connect into the structure that can carry out 90 ° of rotations by hinge means.
Further, watering apparatus includes water valve and watering tube, the described valve that waters includes main valve and impurity removing valve, and described main valve is located at one end of watering tube and for regulating the size of watering the water yield, and described impurity removing valve is located at the other end of watering tube and for discharging foreign material.
Adopt after such design, the utility model at least has the following advantages:
1, be applicable to machine transplanting of rice dish and transplanting machine for seedlings simultaneously: spread native device, covering device is provided with native wide governor motion, wide by regulating the length of its baffle plate to limit the soil of whole paving earthing, applicable to the less machine transplanting of rice dish of width or the larger transplanting machine for seedlings of width; Kind case lower end at seeding apparatus arranges seeding gate and side gate, only open seeding gate and be adapted to the operation of machine transplanting of rice dish, and seeding gate is fixedly connected with the large gate of rear formation with side gate, be applicable to transplanting machine for seedlings operation, therefore, seeding apparatus also adapts to the seedling dish of different in width.In seeding process, only need simultaneously the wide governor motion of soil and plant case gate to regulate, just applicable to machine transplanting of rice dish and the transplanting machine for seedlings of different size.
2, operation is reliably convenient: operating rate can, by regulating motor speed to set, be used a motor that power is provided and seeding apparatus is independent, can independently regulate motor speed to regulate continuously seeding quantity; In soil-finishing device, setting height(from bottom) adjustment member has been realized synchronous and continuous brush roll and wiper plate height are regulated, and operating process is easier.
3, paving earthing is effective: spread native device and covering device and be provided with rabbling mechanism, soil is stirred, avoid soil block, make to spread earthing even.
4, save space, be convenient to keeping, transport: this product is not in the time using, and below main support, stent foot is collapsible packs up, and goes out plate rail collapsible suspension below main support, enters plate rail and can upwards roll over 90 °, " base " during as vertical putting; In addition, motor is arranged between sowing support, makes full use of the useful space, shorten complete machine length.
Brief description of the drawings
Above-mentioned is only the general introduction of technical solution of the present invention, and in order to better understand technological means of the present invention, below in conjunction with accompanying drawing and embodiment, the present invention is described in further detail.
Fig. 1 is the structural representation that the utility model multifunctional paddy Sprout cultivation seeder uses state;
Fig. 2 is the perspective view of the seeding apparatus of the utility model multifunctional paddy Sprout cultivation seeder;
Fig. 3 is the section I-I mark schematic diagram of the seeding apparatus of the utility model multifunctional paddy Sprout cultivation seeder;
Fig. 4 is the section I-I structural representation that the seeding apparatus of the utility model multifunctional paddy Sprout cultivation seeder is corresponding with Fig. 3;
Fig. 5 is the paving soil device of the utility model multifunctional paddy Sprout cultivation seeder or the perspective view of covering device;
Fig. 6 is the paving soil device of the utility model multifunctional paddy Sprout cultivation seeder or the soil blanking internal stent structural representation of covering device;
Fig. 7 is the paving soil device of the utility model multifunctional paddy Sprout cultivation seeder or the cross section A-A mark schematic diagram of covering device;
Fig. 8 is paving soil device or the covering device cross section A-A structural representation corresponding with Fig. 7 of the utility model multifunctional paddy Sprout cultivation seeder;
Fig. 9 is the folding rear vertical type placement state schematic diagram of the utility model multifunctional paddy Sprout cultivation seeder.
Embodiment
Multifunctional paddy Sprout cultivation seeder of the present utility model, as shown in Figure 1, comprise seedling disk transfer device and dynamical system, this conveyer by main support 1, enter plate rail 2 and go out plate rail 3 to form, main support 1 is equipped with transmission support roller, and below is also provided with Collapsible rack pin 11.On main support 1 by front end to rear end successively order be provided with paving native device 4, soil-finishing device 8, watering apparatus 5, seeding apparatus 6 and covering device 7.
As shown in Fig. 2-Fig. 4, seeding apparatus 6 is mainly made up of sowing support 62, spring brush roll 69, sowing roller 60, seeds protecting plate 68, kind case 61.Plant case 61 and be located at sowing support 62 tops, sowing roller 60 is provided with some grooves, spring brush roll 69 is arranged on the front upper place of sowing roller 60 and adjustable with the spacing of sowing roller 60,68 of seeds protecting plates are close to sowing roller 60, and these seeds protecting plate 68 inner sides are provided with sponge and nylon skin, to avoid seed to cause damage because of extruding, the friction of sowing roller 60 and seeds protecting plate 68.Plant case 61 and be provided with discharging opening 67, these discharging opening 67 places are provided with a seeding gate 63, and seeding gate 63 is connected with regulating handle 66, and it can highly regulate seeding gate 63, to ensure providing current seeding quantity required seed to sowing roller 60.Seeding gate 63 both sides are also provided with side gate 64, this side gate 64 is provided with corresponding connecting portion with seeding gate 63, as screw, then with screw and nut, it is relatively fixing between two, form a large gate, this large gate is applicable to the larger transplanting machine for seedlings seeding operation of width.
The dual-side of sowing support 62 front ends is connected with kind of a wide adjustable plate 65 by retractable member, plants wide adjustable plate 65 and is close to all the time seeding gate 63 or side gate 64 sides through telescopic adjustment; When the machine transplanting of rice dish, plant wide adjustable plate 65 and be close to seeding gate 63 sides, and during for transplanting machine for seedlings, it is close to side gate 64 sides, so that guiding seed disseminates.
Spread native device 4 and covering device 7 structures basic identical, as shown in Figure 5-Figure 8, formed by soil blanking support 42, the native case 41 being located at the soil conveyer belt 47 of soil blanking support 42 belows and being located at blanking support 42 tops, 42 liang of inner sides of soil blanking support are also pressed close to discharge gate 45 places native wide governor motion are installed, the wide governor motion of this soil includes jam plate parts 43 and baffle plate 44, and jam plate parts 43 are for locked flapper 44 and controllable register 44 length.The baffle plate 44 of the wide governor motion of soil can be plastic skin, Mao Ge etc., and jam plate parts 43 comprise pressing plate and screw assembly, and pressing plate is used for pushing down plastic skin, and screw assembly is used for being fixed in soil blanking support.The rear side of soil conveyer belt 47 is also equipped with scrubbing brush 46, for wiping the soil of soil conveyer belt 47 surface bondings off.
Spread on the soil blanking support 41 of native device 4 and covering device 7 and be also provided with rabbling mechanism 48, this rabbling mechanism 48 is installed on the top of soil conveyer belt 47, and rabbling mechanism 48 comprises agitating roller and is arranged on the stirring rod on agitating roller surface, for fully stirring soil.
The soil-finishing device 8 of this sower is arranged between paving native device 4 and watering apparatus 5, main by grading support, height adjustment mechanism, be located at the brush roll on grading support and scrape brush board and form, brush roll can use V-type brush or other brush rolls.Brush roll is fixed on height adjustment mechanism with the two ends of scraping brush board by attaching parts, this height adjustment mechanism uses the assembling of screw, nut, pad and extension spring as flexible adjustment device, and realize adjusting by handle and screw rod, for the height that continuously regulates brush roll and scrape brush board to adapt to the soil of different-thickness on seedling dish.
The dynamical system of Sprout cultivation seeder is mainly made up of two motors and control panel.Wherein a motor is separately for seeding apparatus 6 provides power, and another provides power for main support 1, and main support 1 is transferred to paving native device 4, soil-finishing device 5 and covering device 7 by power by sprocket wheel, chain, gear etc. again.Control panel comprise as the earth leakage protective device of master switch and with two two speed regulators that motor is corresponding.Two motors are arranged on sowing support 62 belows, and control panel is located at sowing support 62 rears.
As shown in Figure 9, enter plate rail 2 and be connected in by hinge means 22 front end of main support 1, enter plate rail 2 can upwards rotate 90 ° vertical with main support 1, and will enter plate rail 2 by connector and be fixedly connected with main support 1, form vertical placement state.Main support 1 is in transmission connection with entering plate rail 2 formation by V-belt, and this enters plate rail 2 is also furnished with into dish guide plate 21, and bootable seedling is checked and regulated the transport tape that enters together main support 1.
Go out the dismountable rear end that is connected in main support 1 of plate rail 3, and below it, folding foot rest 31 is installed, in use foot rest 31 is launched; And while not using, foot rest 31 is folding, and disassemble by going out plate rail 3 below that is suspended on main support 1.Go out on plate rail 3 and be equipped with no-power drum, as unpowered nylon wheel, can be by seedling dish output complete sowing.
When multifunctional paddy Sprout cultivation seeder of the present utility model uses, as Fig. 1, enter plate rail 2 and launch parallelly with main support 1, now seedling dish, from entering plate rail 2, passes through to enter to coil guide plate 21 and guide and enter smoothly main support 1.In the time of the operation of machine transplanting of rice dish, unclamp the nut of the wide governor motion of soil of the native device 4 of paving and covering device 7, plastic skin baffle plate is adjusted to the width of machine transplanting of rice dish, then makes pressing plate compress locking plastic skin baffle plate by fastening nut, then regulate the height of the seeding gate 63 of seeding apparatus 6.Main motor and sowing motor are opened, conveying mechanism normal operation, seedling dish on the transport tape of main support 1 successively order spread soil, grading, water, sowing and earthing operation.Spread in native earthing operation, soil conveyer belt coordinates paving earthing with stirring rod, in falling to adding to seedling tray after soil is stirred.Finally, the seedling dish after earthing transfers to out plate rail 3, then is exported by unpowered nylon wheel.
In the time of transplanting machine for seedlings operation, it is wide that the wide governor motion of soil that spreads native device 4 and covering device 7 by adjusting is set suitable soil, the seeding gate 63 of seeding apparatus 6 is fixedly connected with by screw and nut with two side gates 64 simultaneously, form a large gate, the width of this large gate is identical with the width of transplanting machine for seedlings.So, transplanting machine for seedlings spread smoothly successively soil, grading, water, sowing and earthing operation.
As shown in Figure 9, after finishing using, will enter upwards folding 90 ° of plate rails 2, and it is fixing with main support 1 to use screw will enter plate rail 2, and machine is uprightly put; Go out 3 of plate rails and disassemble, be suspended on main support 1 below, to save space.
Multifunctional paddy Sprout cultivation seeder of the present utility model is applicable to machine transplanting of rice dish and transplanting machine for seedlings, use separately a motor to provide sowing power that the adjusting of seeding quantity size is not affected by other factors, and synchronous and continuous brush roll and wiper plate height are regulated of setting height(from bottom) adjustment member in soil-finishing device, its operating process is easy.Its keeping, convenient transportation, need not instrument be the length of adjustable complete machine, under duty, long 3.9 meters of fuselage, under off working state, fuselage is by the folding and dismounting that enters plate rail and go out plate rail, fuselage is shortened to 2.5 meters, and it can horizontally put, also can vertically put, when vertical putting, only 0.5 square meter of floor space, saves parking space greatly.In addition, the agitating function that bedding soil deviced is furnished with, can effectively prevent the phenomenon because of the paving earthing inequality that soil moisture is excessive, caking causes.Ensureing under the prerequisite of unfailing performance of sowing, it is all common common materials on the market that the utility model produces sheet material therefor, and its cost is lower, and the height adjustment mechanism of such as soil-finishing device uses the compositions such as handle, screw, nut, pad and extension spring.
The above embodiment is only that preferred embodiment of the present utility model is described; not scope of the present utility model is limited; do not departing under the prerequisite of the utility model design spirit; various distortion and improvement that those of ordinary skill in the art make the technical solution of the utility model, all should fall in the definite protection domain of claims of the present utility model.
Claims (10)
1. a multifunctional paddy Sprout cultivation seeder, comprise seedling disk transfer device and dynamical system, described seedling disk transfer device comprises main support (1), be connected to main support (1) front end enter plate rail (2) and be connected to main support (1) rear end go out plate rail (3), described dynamical system comprises that promising main support (1) provides the main motor of power, described main support (1) by front end to rear end successively order include: spread native device (4), soil-finishing device (8), watering apparatus (5), seeding apparatus (6) and covering device (7), the native device of described paving (4) and covering device (7) have included soil blanking support (42), be located at the discharge gate (45) of soil blanking support (42) front end and be located at the soil conveyer belt (47) of soil blanking support (42) inner side, described seeding apparatus (6) includes sowing support (62), spring brush roll (69), sowing roller (60), seeds protecting plate (68), plant case (61) and be located at the discharging opening (67) of kind of a case (61) lower end,
It is characterized in that, soil blanking support (41) two inner sides of the native device of described paving (4) and covering device (7) are also pressed close to discharge gate (45) and are located to be provided with native wide governor motion, the wide governor motion of this soil includes jam plate parts (43) and baffle plate (44), and jam plate parts (43) are for locked flapper (44) and controllable register (44) length;
In the middle of the discharging opening (67) of described seeding apparatus (6), be provided with a seeding gate (63), described seeding gate (63) is connected with the regulating handle (66) for regulating gate height, described seeding gate (63) both sides are also provided with side gate (64), between this side gate (64) and seeding gate (63), are provided with Moveable connecting member;
By the adjusting to the baffle plate of the wide governor motion of soil and kind case gate, be adapted to the seeding operation of different seedling dishes.
2. multifunctional paddy Sprout cultivation seeder according to claim 1, is characterized in that, the Moveable connecting member between described side gate (64) and seeding gate (63) is screw arbor assembly.
3. multifunctional paddy Sprout cultivation seeder according to claim 2, it is characterized in that, the dual-side of described sowing support (62) front end is connected with kind of a wide adjustable plate (65) by retractable member, and the wide adjustable plate of described kind (65) is close to seeding gate (63) or side gate (64) side all the time through telescopic adjustment.
4. multifunctional paddy Sprout cultivation seeder according to claim 3, it is characterized in that, the baffle plate (44) of the wide governor motion of described soil is plastic skin, the wear-resisting soft material of hair leather, described jam plate parts (43) comprise pressing plate and screw assembly, pressing plate is used for compressing plastic skin, and screw assembly is used for being fixed in soil blanking support (42).
5. multifunctional paddy Sprout cultivation seeder according to claim 4, it is characterized in that, described dynamical system also includes and is connected in seeding apparatus (6) and the sowing motor for continuous adjusting seeding quantity size, and this sowing motor is located at sowing support (62) below.
6. according to the multifunctional paddy Sprout cultivation seeder described in claim 5, it is characterized in that, described main motor is installed on sowing support (62) below, and described sowing motor and main motor are connected in control panel by electric wire, and described control panel is located at sowing support (62) rear.
7. according to the multifunctional paddy Sprout cultivation seeder described in any one in claim 1-6, it is characterized in that, on the soil blanking support (41) of the native device of described paving (4) and covering device (7), be also provided with rabbling mechanism (48), this rabbling mechanism (48) is installed on the top of soil conveyer belt (47).
8. according to the multifunctional paddy Sprout cultivation seeder described in any one in claim 1-6, it is characterized in that, described soil-finishing device (8) includes brush roll and scrapes brush board, described brush roll is fixed on height adjustment mechanism with the two ends of scraping brush board by attaching parts, and the height that described height adjustment mechanism is used for regulating brush roll continuously and scraping brush board is to adapt to the soil of different-thickness on seedling dish.
9. according to the multifunctional paddy Sprout cultivation seeder described in any one in claim 1-6, it is characterized in that, described go out plate rail (3) be removably connected to main support (1) rear end, described go out plate rail (3) be also provided with folding foot rest (31), described in enter plate rail (2) and main support (1) front end and connect into the structure that can carry out 90 ° of rotations by hinge means (22).
10. according to the multifunctional paddy Sprout cultivation seeder described in any one in claim 1-6, it is characterized in that, described watering apparatus (5) includes water valve and watering tube, the described valve that waters includes main valve and impurity removing valve, described main valve is located at one end of watering tube and for regulating the size of watering the water yield, and described impurity removing valve is located at the other end of watering tube and for discharging foreign material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420120495.7U CN203723035U (en) | 2014-03-18 | 2014-03-18 | Multifunctional paddy rice seedling raising planter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420120495.7U CN203723035U (en) | 2014-03-18 | 2014-03-18 | Multifunctional paddy rice seedling raising planter |
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| CN203723035U true CN203723035U (en) | 2014-07-23 |
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| CN201420120495.7U Expired - Fee Related CN203723035U (en) | 2014-03-18 | 2014-03-18 | Multifunctional paddy rice seedling raising planter |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105941000A (en) * | 2015-11-18 | 2016-09-21 | 仲恺农业工程学院 | Automatic rice seedling raising device |
| CN107996087A (en) * | 2017-10-30 | 2018-05-08 | 昆明理工大学 | A kind of pseudo-ginseng seeder with flexible shield kind device |
| CN109328747A (en) * | 2018-09-20 | 2019-02-15 | 宜兴市金裕穗农业产业发展有限公司 | Bud streamline equipment on a kind of rice bud disk |
| CN109349064A (en) * | 2018-10-12 | 2019-02-19 | 桂平市南木镇天天农机专业合作社 | Mobile seedling vehicle |
| CN113348818A (en) * | 2021-06-08 | 2021-09-07 | 重庆市农业科学院 | Rape seedling-raising seeder with feeding function |
-
2014
- 2014-03-18 CN CN201420120495.7U patent/CN203723035U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105941000A (en) * | 2015-11-18 | 2016-09-21 | 仲恺农业工程学院 | Automatic rice seedling raising device |
| CN105941000B (en) * | 2015-11-18 | 2019-07-16 | 仲恺农业工程学院 | Automate seedling equipment |
| CN107996087A (en) * | 2017-10-30 | 2018-05-08 | 昆明理工大学 | A kind of pseudo-ginseng seeder with flexible shield kind device |
| CN109328747A (en) * | 2018-09-20 | 2019-02-15 | 宜兴市金裕穗农业产业发展有限公司 | Bud streamline equipment on a kind of rice bud disk |
| CN109349064A (en) * | 2018-10-12 | 2019-02-19 | 桂平市南木镇天天农机专业合作社 | Mobile seedling vehicle |
| CN113348818A (en) * | 2021-06-08 | 2021-09-07 | 重庆市农业科学院 | Rape seedling-raising seeder with feeding function |
| CN113348818B (en) * | 2021-06-08 | 2022-06-03 | 重庆市农业科学院 | Rape seedling-raising seeder with feeding function |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140723 Termination date: 20200318 |
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| CF01 | Termination of patent right due to non-payment of annual fee |