CN203814224U - Cassava stem smashing and field returning machine - Google Patents
Cassava stem smashing and field returning machine Download PDFInfo
- Publication number
- CN203814224U CN203814224U CN201420229952.6U CN201420229952U CN203814224U CN 203814224 U CN203814224 U CN 203814224U CN 201420229952 U CN201420229952 U CN 201420229952U CN 203814224 U CN203814224 U CN 203814224U
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- crushing
- feeding roller
- returning
- hydraulic
- cassava stalk
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Abstract
The utility model provides a cassava stem smashing and field returning machine which comprises a tractor, a hydraulic system, a machine frame, a cutting system, a conveying system, a smashing system and a righting system. The machine frame is installed at the front end of the tractor. The righting system, the cutting system, the conveying system and the smashing system are sequentially assembled on the machine frame from front to back. The hydraulic system is arranged at the rear end of the tractor, is connected with a power output shaft on the tractor and supplies hydraulic power to the smashing system, the conveying system and the cutting system. The righting system is symmetrically installed on the two sides of the front end of the machine frame and comprises righting separation boards inclined in the backwards-upward direction. The upper ends of the righting separation boards correspond to an inlet of the conveying system. The cassava stem smashing and field returning machine has the advantages of being high in felling capacity, conveying capacity and smashing capacity, stable in operation, high in working efficiency and the like.
Description
Technical field
The utility model relates to agricultural mechanical field, is specifically related to a kind of Cassava stalk crushing and returning to field machine.
Background technology
Cassava is one of the world's three yampi classes (cassava, sweet potato, potato), extensively cultivates in the torrid zone and part subtropical zone, is mainly distributed in the states such as Brazil, Mexico, Nigeria, Thailand, Colombia, Indonesia.China, in the introducing and planting twenties in 19th century, has now been distributed widely in South China.It has very strong drought resistance, almost can adapt to all soil.Cassava is important cereal crops and economic crops, and therefore, each cassava producing country carries out cassava industrial research one after another, improves cassava production, expands cassava cultivated area, improves cassava process technology.Tradition cassava produces as labour-intensive, needs a large amount of labours, and especially plantation and results link, account for respectively 12% and 61% of whole cassava production operation.The development that cassava production mechanization level is lower, present situation that production cost is high has limited cassava industry at present.In cassava planting machinery, cassava harvester and cassava sower have had preliminary development at present, and all the other are ripe supporting machinery without comparison also.In the time that cassava is gathered in the crops, the felling of Cassava stalk, to collect and need a large amount of labours, the particle that also needs to be ground into suitable size after collecting could spray go back to field and work as fertilizer fertilizer; Process at Cassava stalk that this process is consuming time, consumption power, increase the planting cost of cassava, therefore replace the manual work of this process in the urgent need to a machinery.
Traditional Cassava stalk crushing and returning to field machine is difficult to be broken apart by chopping in the time running into the Cassava stalk of lodging, when the Cassava stalk of adjacent two row is mixed in together, is also unfavorable for Cassava stalk crushing and returning to field machine cutting Cassava stalk; Meanwhile, diced system, transmission system and the crushing system of traditional Cassava stalk crushing and returning to field machine share a set of power input, and the operation between each subsystem influences each other and reduced operation stability, thereby have affected effect and efficiency that Cassava stalk is pulverized.Therefore, in Cassava stalk crushing and returning to field machine operation, how promoting felling ability, conveying capacity and the grindability of Cassava stalk crushing and returning to field machine, is those skilled in the art's technical problems urgently to be resolved hurrily.
Summary of the invention
The utility model aims to provide a kind of Cassava stalk crushing and returning to field machine, it is strong that this Cassava stalk crushing and returning to field machine has felling ability, conveying capacity and grindability, stable and operating efficiency high, for achieving the above object, the utility model provides following technical scheme:
A kind of Cassava stalk crushing and returning to field machine, comprise tractor, hydraulic system, frame, diced system, induction system, crushing system and centralizing system, frame is installed on tractor front end, and centralizing system, diced system, induction system and crushing system are assemblied in frame successively according to the order by after forward direction; Described hydraulic system is located at the rear end of tractor, and hydraulic system is connected with the power take-off on tractor, provides hydraulic power respectively to crushing system, induction system, diced system; Described centralizing system symmetry is installed on the both sides of front end of frame, comprises the righting separating plate tilting to back upper place, the entrance of the corresponding induction system in upper end of righting separating plate.
Preferably, in above-mentioned Cassava stalk crushing and returning to field machine, described righting separating plate is that cross section is leg-of-mutton bending plate, and the tip at its bending angle is towards the front of frame.
Preferably, in above-mentioned Cassava stalk crushing and returning to field machine, described centralizing system also comprises straightening support, and bending part is connected inside the bending angle of one end of described straightening support and righting separating plate, and the other end is installed on the front end of frame.
Preferably, described hydraulic system comprises fuel tank, hydraulic oil pump, reversal valve group; Described hydraulic oil pump is connected with the power take-off of tractor after acquisition power, is three oil circuit pressure oil output, respectively to diced system, induction system, crushing system transmitting power through reversal valve component; Described hydraulic oil pump is combination triple gear pump.
Preferably, in above-mentioned Cassava stalk crushing and returning to field machine, described hydraulic system also comprises radiator fan, and described radiator fan is by fluid motor-driven, and the Article 4 oil circuit that described hydraulic motor is gone out by reversal valve component obtains hydraulic power.
Preferably, in above-mentioned Cassava stalk crushing and returning to field machine, described diced system comprises hydraulic motor and the circular beater plate by fluid motor-driven, and described hydraulic motor and circular beater plate are provided with two groups, and the edge of described circular beater plate is evenly distributed with some cutteves.
Preferably, in above-mentioned Cassava stalk crushing and returning to field machine, described induction system comprises conveying casing, lifts conveying roller, carries feeding roller, holds up down feeding roller and hydraulic motor, described conveying feeding roller, lift conveying roller and hold up down feeding roller to be all installed on and carry casing within, carry feeding roller, lift conveying roller and hold up down and on feeding roller, be provided with jagged sheet rubber; Described conveying feeding roller is in contact with one another formation interlock with the sheet rubber that lifts conveying roller; One end of described conveying feeding roller passes conveying casing, is connected with hydraulic motor; Described hold up down feeding roller to be positioned to carry feeding roller and the top of lifting in the middle of conveying roller, hold up down sheet rubber and the conveying feeding roller on feeding roller or lift between the sheet rubber of conveying roller and leave space.
Preferably, in above-mentioned Cassava stalk crushing and returning to field machine, described crushing system is the beater disintegrating machine by fluid motor-driven.
Preferably, in above-mentioned Cassava stalk crushing and returning to field machine, described frame comprises installing rack, oil cylinder, bearing pin and frame main body, and described installing rack one end is connected with tractor, and the other end is connected with frame main body with bearing pin by oil cylinder.
Can find out from technique scheme, a kind of Cassava stalk crushing and returning to field machine that the utility model embodiment provides, there is felling ability, conveying capacity and grindability strong, stable and operating efficiency high: pass through centralizing system, the Cassava stalk of lodging is propped up to be beneficial to and break apart by chopping and the Cassava stalk of adjacent two row is separated, promoted ability and the efficiency of cutting Cassava stalk; Hydraulic system is connected with the power take-off on tractor, provides hydraulic power respectively to crushing system, induction system, diced system, promotes the operation stability of Cassava stalk crushing and returning to field machine; The feeding roller that lifts conveying roller, holds up down feeding roller, carries by induction system is arranged, has promoted ability and the efficiency of carrying Cassava stalk; By beater disintegrating machine, ability and the efficiency of pulverizing Cassava stalk are promoted.
Brief description of the drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skill in the art, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the complete machine structure schematic diagram of the utility model Cassava stalk crushing and returning to field machine;
Fig. 2 is the utility model centralizing system structural representation;
Fig. 3 is the utility model hydraulic system structure schematic diagram;
Fig. 4 is the utility model diced system structural representation;
Fig. 5 is the utility model induction system structural representation;
Fig. 6 is the utility model crushing system structural representation;
Fig. 7 is the utility model rack construction schematic diagram.
Sequence number in Fig. 1-7 and each several part structure and title are as follows:
1, hydraulic system; 2, tractor; 3, frame; 4, crushing system; 5, induction system; 6, centralizing system; 7, diced system; 11, fuel tank; 12, hydraulic oil pump; 13, reversal valve group; 14, radiator fan; 15, connector block; 31, installing rack; 32, oil cylinder; 33, bearing pin; 34, frame main body; 41, hydraulic motor; 42, beater disintegrating machine; 43, screen cloth; 51, carry casing; 52, lift conveying roller; 53, carry feeding roller; 54, hold up down feeding roller; 55, hydraulic motor; 61, righting separating plate; 62, straightening support; 71, hydraulic motor; 72, circular beater plate; 73, cutter.
Embodiment
The utility model discloses a kind of Cassava stalk crushing and returning to field machine, there is felling ability, conveying capacity and grindability by force and operating efficiency high.
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtaining under creative work prerequisite, all belong to the scope of the utility model protection.
Refer to Fig. 1-Fig. 7, Fig. 1 is the complete machine structure schematic diagram of Cassava stalk crushing and returning to field machine, Fig. 2 is centralizing system structural representation, Fig. 3 is hydraulic system structure schematic diagram, Fig. 4 is diced system structural representation, Fig. 5 is induction system structural representation, and Fig. 6 is crushing system structural representation, and Fig. 7 is rack construction schematic diagram.
A kind of Cassava stalk crushing and returning to field machine that the utility model embodiment provides, comprise tractor 2, hydraulic system 1, frame 3, diced system 7, induction system 5, crushing system 4 and centralizing system 6, frame 3 is installed on tractor 2 front ends, and centralizing system 6, diced system 7, induction system 5 and crushing system 4 are assemblied in frame 3 successively according to the order by after forward direction; Described hydraulic system 1 is located at the rear end of tractor 2, and hydraulic system 1 is connected with the power take-off on tractor 2, provides hydraulic power respectively to crushing system 4, induction system 5, diced system 7; Described centralizing system 6 symmetries are installed on the both sides of front end of frame 3, comprise the righting separating plate 61 tilting to back upper place, the entrance of the corresponding induction system 5 in upper end of righting separating plate 61.
When the Cassava stalk crushing and returning to field machine that the utility model embodiment provides is worked, the hydraulic power that is offered diced system 7 by hydraulic system 1 drives rotary cutting system 7 that Cassava stalk height is on demand cut down, and Cassava stalk bottom is thrown near induction system 5 backward, induction system 5 is carried backward Cassava stalk and Cassava stalk is fed into 4 li of crushing systems, the hydraulic power that crushing system 4 offers crushing system 4 by hydraulic system 1 drives, High Rotation Speed is pulverized being rapidly input into the Cassava stalk coming, directly dropped to from crushing system 4 bottoms ground and field loam by the Cassava stalk particle after pulverizing.Complete felling, collection, the chopping and returning to Cassava stalk by said process, realize machinery and replace manual work.
Can find out from technique scheme, as shown in Figure 2, the Cassava stalk crushing and returning to field machine that the utility model embodiment provides, the righting separating plate 61 tilting to back upper place is towards Cassava stalk, thereby the Cassava stalk of lodging can be propped up and be conducive to diced system 7 and break apart by chopping Cassava stalk, promote ability and efficiency that diced system 7 cuts Cassava stalk, thereby the entrance of the corresponding induction system 5 in the upper end of righting separating plate 61 is connected mutually with induction system 5, make the Cassava stalk after separating, cutting enter smoothly induction system 5; The power of the power take-off output on tractor 2, carry out providing of hydraulic power to crushing system 4, induction system 5, diced system 7 respectively by hydraulic system 1, make, avoid the operation of each subsystem to interact because oil pressure changes, promoted the operation stability of Cassava stalk crushing and returning to field machine.
Particularly, as shown in Figure 2, in above-mentioned Cassava stalk crushing and returning to field machine, described righting separating plate 61 for cross section be leg-of-mutton bending plate, the tip at its bending angle is towards the front of frame 3.The tip at bending angle is separated the Cassava stalk of adjacent two row by middle mind-set two sides, and two sides of leg-of-mutton bending plate are more conducive to prop up lodging Cassava stalk, cutting power and the efficiency of lifting diced system 7 to Cassava stalk.
Meanwhile, described centralizing system 6 also comprises straightening support 62, and one end of described straightening support 62 is connected with bending part inside the bending angle of righting separating plate 61, and the other end is installed on the front end of frame 3.On the base plate of centralizing system 6, be provided with multiple installing holes, described straightening support 62 is by connecting the installation site that can regulate righting separating plate 61 from different installing holes, by regulating the installation site of centralizing system 6 to adapt to better the cutting of Cassava stalk.The pillar that described straightening support 62 can be set to be parallel to each other, strengthen better righting separating plate 61 righting, separate steadiness when Cassava stalk.
In order further to optimize technique scheme, as shown in Figure 3, in the Cassava stalk crushing and returning to field machine providing at the utility model embodiment, described hydraulic system 1 comprises fuel tank 11, hydraulic oil pump 12, reversal valve group 13; Described hydraulic oil pump 12 is connected with the power take-off of tractor 2 after acquisition power, is divided into three oil circuit pressure oil output, respectively to diced system 7, induction system 5, crushing system 4 transmitting powers through reversal valve group 13; Described hydraulic oil pump 12 is combination triple gear pump.Pass through combination triple gear pump, the power that tractor 2 power take-offs pass out provides pressure oil to crushing system 4, induction system 5, diced system 7 respectively, fuel feeding can be avoided each equipment oil pressure to change and interact so respectively, improves the operation stability of Cassava stalk crushing and returning to field machine.The hoist cylinder of main frame carries oil pump by tractor 2 pressure oil is provided, lifting or declining by the extension and contraction control host machine part of oil cylinder.
Further, as shown in Figure 2, hydraulic system 1 in the Cassava stalk crushing and returning to field machine providing at the utility model embodiment also comprises radiator fan 14, described radiator fan 14 is by fluid motor-driven, and the Article 4 oil circuit that described hydraulic motor is separated by reversal valve group 13 obtains hydraulic power.Radiator can adopt fluid motor-driven fan, also can adopt electrical motor driven fan, can automatically control hydraulic fluid temperature, the normal work that system can be continued for a long time.Hydraulic system 1 pipeline can be installed by connector block 15, adopts in a large number connector block 15, facilitates the installation and removal of machine.
In order to improve ability and the efficiency of Cassava stalk crushing and returning to field machine cutting Cassava stalk, as shown in Figure 4, the circular beater plate 72 that described diced system 7 in this Cassava stalk crushing and returning to field machine provided by the utility model comprises hydraulic motor 71 and driven by hydraulic motor 71, described hydraulic motor 71 and circular beater plate 72 are provided with two groups, and the edge of described circular beater plate 72 is evenly distributed with some cutteves 73.Drive circular beater plate 72 and cutter 73 High Rotation Speeds by hydraulic motor 71, when tractor 2 advances, Cassava stalk is broken apart by chopping and it is thrown near induction system 5 inward, such cutterhead cutting power is stronger.
Further, as shown in Figure 5, induction system 5 in this Cassava stalk crushing and returning to field machine provided by the utility model comprises carries casing 51, lift conveying roller 52, carry feeding roller 53, hold up down feeding roller 54 and hydraulic motor 55, described conveying feeding roller 53, lift conveying roller 52 and hold up down within feeding roller 54 is all installed on conveying casing 51, induction system 5 possesses collection and the conveying function of Cassava stalk, roller is driven by hydraulic motor 55, Cassava stalk is cut down while being thrown near induction system 5, lifting conveying roller 52 first lifts Cassava stalk clamping carry inward, carry feeding roller 53 to continue carry inward and Cassava stalk is fed to cracker.Carry feeding roller 53, lift conveying roller 52 and hold up down and on feeding roller 54, be provided with jagged sheet rubber, these jagged sheet rubbers, the ability of can runner collet chuck holding Cassava stalk, and carry feeding roller 53 and the sheet rubber that lifts conveying roller 52 to be in contact with one another formation interlock, thereby promote the transmission of Cassava stalk.One end of described conveying feeding roller 53 passes carries casing 51, is connected with hydraulic motor 55.The described feeding roller 54 of holding up is down positioned at conveying feeding roller 53 and the top of lifting in the middle of conveying roller 52, hold up down feeding roller 54 to install for floating, for the Cassava stalk of perk being held up down and to cracker feeding, hold up down sheet rubber and the conveying feeding roller 53 on feeding roller 54 or lift between the sheet rubber of conveying roller 52 and leave space.
As shown in Figure 6, pulverize ability and the efficiency of Cassava stalk in order to improve Cassava stalk crushing and returning to field machine, the beater disintegrating machine 42 of the crushing system 4 in Cassava stalk crushing and returning to field machine provided by the utility model for being driven by hydraulic motor 41.Owing to having axillalry bud on Cassava stalk joint, fall can grow in the ground seedling, therefore must be crushed to a certain size particle, destroy its axillalry bud and could go back field, no side in full ground by the irregular cassava seedling that grows everywhere, cassava ground cannot normally be planted, and through verification experimental verification, the particle size that Cassava stalk is pulverized should be less than 20 × 20mm and just can meet the demands; Another feature of Cassava stalk is hard and crisp, through repeatedly proving and draw, so crushing system 4 makes the grindability of beater disintegrating machine 42 meet by force the requirement of this crushing effect.Beater disintegrating machine 42 belows can also arrange screen cloth 43, further the particle of pulverizing are screened, and guarantee that the particle that Cassava stalk is pulverized is less than 20 × 20mm.
Further, as shown in Figure 7, the frame 3 of Cassava stalk crushing and returning to field machine provided by the utility model comprises installing rack 31, oil cylinder 32, bearing pin 33 and frame main body 34, and described installing rack 31 one end are connected with tractor 2, and the other end is connected with frame main body 34 with bearing pin 33 by oil cylinder 32.Rotate the adjusting that can realize Cassava stalk cutting-height by bearing pin 33.
When the Cassava stalk crushing and returning to field machine that the utility model embodiment provides is worked, hydraulic system 1 is connected with the power take-off on tractor 2, provides hydraulic power respectively to crushing system 4, induction system 5, diced system 7; Tractor 2 enters along cassava every trade, and diced system 7 is circular beater plates 72 of a pair of inside rotation, by fluid motor-driven rotation, Cassava stalk height is on demand cut down, and Cassava stalk bottom is thrown near induction system 5 backward; Induction system 5 be provided with jagged sheet rubber lift conveying roller 52, carry feeding roller 53, rotated by fluid motor-driven, the conveying roller 52 that lifts near diced system 7 lifts the Cassava stalk cutting down be transported to backward conveying feeding roller 53, by carrying feeding roller 53 continue to carry backward Cassava stalk and Cassava stalk is fed in cracker; Rotor mill is driven by high power hydraulic motor 41, pulverizes being rapidly input into the Cassava stalk coming with the rotor high-speed rotation of hammer leaf, is directly dropped to and ground, goes back field loam from the screen cloth 43 of cracker bottom by the Cassava stalk particle after pulverizing.Complete felling, collection, the chopping and returning to Cassava stalk by said process, realize machinery and replace manual work.
Claims (9)
1. a Cassava stalk crushing and returning to field machine, comprise tractor (2), hydraulic system (1), frame (3), diced system (7), induction system (5), crushing system (4) and centralizing system (6), frame (3) is installed on tractor (2) front end, it is upper that centralizing system (6), diced system (7), induction system (5) and crushing system (4) are assemblied in frame (3) successively according to the order by after forward direction, it is characterized in that:
Described hydraulic system (1) is located at the rear end of tractor (2), and hydraulic system (1) is connected with the power take-off on tractor (2), provides hydraulic power respectively to crushing system (4), induction system (5), diced system (7);
Described centralizing system (6) symmetry is installed on the both sides of front end of frame (3), comprises the righting separating plate (61) tilting to back upper place, the entrance of the corresponding induction system in upper end (5) of righting separating plate (61).
2. Cassava stalk crushing and returning to field machine according to claim 1, is characterized in that: described righting separating plate (61) for cross section be leg-of-mutton bending plate, the tip at its bending angle is towards the front of frame (3).
3. Cassava stalk crushing and returning to field machine according to claim 2, it is characterized in that, described centralizing system (6) also comprises straightening support (62), one end of described straightening support (62) is connected with bending part inside the bending angle of righting separating plate (61), and the other end is installed on the front end of frame.
4. Cassava stalk crushing and returning to field machine according to claim 1, is characterized in that:
Described hydraulic system (1) comprises fuel tank (11), hydraulic oil pump (12), reversal valve group (13); Described hydraulic oil pump (12) is connected with the power take-off of tractor (2) after acquisition power, be divided into three oil circuit pressure oil output through reversal valve group (13), respectively to diced system (7), induction system (5), crushing system (4) transmitting power;
Described hydraulic oil pump (12) is combination triple gear pump.
5. Cassava stalk crushing and returning to field machine according to claim 4, it is characterized in that: described hydraulic system (1) also comprises radiator fan (14), described radiator fan (14) is by fluid motor-driven, and the Article 4 oil circuit that described hydraulic motor is separated by reversal valve group (13) obtains hydraulic power.
6. Cassava stalk crushing and returning to field machine according to claim 1, it is characterized in that: the circular beater plate (72) that described diced system (7) comprises hydraulic motor (71) and driven by hydraulic motor (71), described hydraulic motor (71) and circular beater plate (72) are provided with two groups, and the edge of described circular beater plate (72) is evenly distributed with some cutteves (73).
7. Cassava stalk crushing and returning to field machine according to claim 1, it is characterized in that: described induction system (5) comprises conveying casing (51), lifts conveying roller (52), carries feeding roller (53), holds up down feeding roller (54) and hydraulic motor (55), described conveying feeding roller (53), lift conveying roller (52) and hold up down feeding roller (54) to be all installed on and carry casing (51) within, carry feeding roller (53), lift conveying roller (52) and hold up down on feeding roller (54) and be provided with jagged sheet rubber; Described conveying feeding roller (53) is in contact with one another formation interlock with the sheet rubber that lifts conveying roller (52); One end of described conveying feeding roller (53) passes carries casing (51), is connected with hydraulic motor (55); Described hold up down feeding roller (54) to be positioned to carry feeding roller (53) and the top of lifting in the middle of conveying roller (52), hold up down sheet rubber and the conveying feeding roller (53) of (54) on feeding roller or lift between the sheet rubber of conveying roller (52) and leave space.
8. Cassava stalk crushing and returning to field machine according to claim 1, is characterized in that: the beater disintegrating machine (42) of described crushing system (4) for being driven by hydraulic motor (41).
9. Cassava stalk crushing and returning to field machine according to claim 1, it is characterized in that: described frame (3) comprises installing rack (31), oil cylinder (32), bearing pin (33) and frame main body (34), described installing rack (31) one end is connected with tractor (2), and the other end is connected with frame main body (34) with bearing pin (33) by oil cylinder (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420229952.6U CN203814224U (en) | 2014-05-07 | 2014-05-07 | Cassava stem smashing and field returning machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420229952.6U CN203814224U (en) | 2014-05-07 | 2014-05-07 | Cassava stem smashing and field returning machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203814224U true CN203814224U (en) | 2014-09-10 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420229952.6U Withdrawn - After Issue CN203814224U (en) | 2014-05-07 | 2014-05-07 | Cassava stem smashing and field returning machine |
Country Status (1)
| Country | Link |
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| CN (1) | CN203814224U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104012250A (en) * | 2014-05-07 | 2014-09-03 | 广西壮族自治区水力机械研究所 | Cassava straw smashing and returning machine |
-
2014
- 2014-05-07 CN CN201420229952.6U patent/CN203814224U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104012250A (en) * | 2014-05-07 | 2014-09-03 | 广西壮族自治区水力机械研究所 | Cassava straw smashing and returning machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140910 Effective date of abandoning: 20171114 |