CN220274242U - Stalk throwing device for cassava planting - Google Patents

Abstract

The utility model relates to a stalk throwing device for cassava planting, which comprises a frame, travelling wheels, a transmission assembly and a crank throwing assembly, wherein the travelling wheels are arranged on the frame; the rack is used for bearing the whole device; the travelling wheel is positioned below the frame; the crank throwing component is arranged above the frame; one end of the transmission component is connected with the travelling wheel, the other end of the transmission component is connected with the crank throwing component and is used for synchronously transmitting torsion generated when the travelling wheel walks and driving the crank throwing component to move so as to throw the cassava stalks into the planting area; secondly, as the crank throwing component is adopted as the throwing mechanism, the structure of the cassava stalk throwing mechanism has high coordination degree, and the cassava stalk can be stably thrown to a preset planting position.

Description

Stalk throwing device for cassava planting

Technical Field

The utility model relates to the field of cassava planting equipment, in particular to a stalk throwing device for cassava planting.

Background

Cassava, dicotyledonous Euphorbiaceae, shrub-shaped perennial economic crops which are happy, drought-enduring and barren-enduring are propagated by taking stems as seeds. The method has strong adaptability, is widely planted in the tropical and subtropical areas, is used as grains and crops with excessive novel energy source output, and has high economic value.

The existing cassava industry equipment is relatively mature, but certain defects still exist in actual use, such as in the existing cassava planting operation, due to the lack of a mature cassava planting equipment, seedling transplants of other crops are used for planting, and the seedling transplants are mostly pulled and driven by a tractor, but the pulling travelling speed and the running speed of a throwing device on the seedling transplants are required to be controlled by a driver, when the speeds of the seedling transplants are not matched, the cassava stalks are difficult to throw into a preset planting position, the phenomena of seed leakage, uneven planting and the like are caused, and after the cassava planting device is used, the artificial reseeding is required, so that the cassava planting efficiency is too low, the labor intensity is too high, and the development of the cassava industry is seriously influenced.

Therefore, how to design a cassava stalk throwing component capable of accurately throwing the cassava stalks to the preset planting positions is a technical problem to be solved in the field.

Disclosure of Invention

In order to solve at least one technical problem, the utility model provides a stalk throwing device for cassava planting.

The utility model is realized in such a way that the stalk throwing device for cassava planting comprises a frame, travelling wheels, a transmission assembly and a crank throwing assembly; the frame is used for bearing the whole device; the travelling wheel is positioned below the frame; the crank throwing component is arranged above the frame; one end of the transmission assembly is connected with the travelling wheel, the other end of the transmission assembly is connected with the crank throwing assembly, and the transmission assembly is used for synchronously transmitting torsion generated during travelling of the travelling wheel and driving the crank throwing assembly to move so as to throw the cassava stalks into the planting area.

Optionally, the frame comprises a bearing plane for bearing the crank throw assembly and a plurality of lifting arms for lifting the height of the bearing plane.

Optionally, a traveling wheel connecting disc matched with the transmission assembly is arranged on the inner side of the traveling wheel.

Optionally, the crank is put in the subassembly and is put in the case including being located on the loading plane, setting up put in the stalk through hole of case one end, set up put in the case other end and be located the accuse apart from a set support of loading plane top, rotate connect in accuse apart from a set on the set support, with accuse apart from a set crank that is connected, with crank rotation connecting rod and the push rod of being connected and putting in the incasement portion motion with the connecting rod rotation for put in the one end entering of case, will be located put in the cassava stalk and release from the other end, and throw in planting area through the stalk through hole.

Optionally, put in case and put in case front end including being located and be used for the discharge hole of ejection of compact, be located the rear end and be in the push rod hole on the same axis with the discharge hole and be located the activity pick-up plate of putting in case one side.

Optionally, the end part of the push rod is provided with a cake pushing device matched with the discharging hole and the push rod hole.

Optionally, the transmission assembly includes a steering cross bar located at the bottom surface of the bearing plane, a first force transmission member located between the road wheel and the steering cross bar, and a second force transmission member located between the steering cross bar and the steering wheel.

Optionally, a feeding component for storing cassava stalks to be put in is movably connected above the crank putting component.

Optionally, the front end of the crank throwing component is provided with an anti-splashing device for ensuring the falling point of the cassava stalks.

Optionally, a dust cover is movably installed above the crank throwing component.

The beneficial technical effects of implementing the utility model are as follows: firstly, the driving wheel is adopted as a power source, so that the power transmission is gentle, the shaking is small, and the shaking generated during the throwing of the cassava stalks is reduced; secondly, as the crank throwing component is adopted as the throwing mechanism, the structure of the cassava stalk throwing mechanism has high coordination degree, and the cassava stalk can be stably thrown to a preset planting position.

Drawings

FIG. 1 is a schematic view of the installation of the present utility model;

FIG. 2 is a schematic diagram of the mating of the crank throw assembly with the drive wheel of the present utility model;

FIG. 3 is a schematic view of the engagement of the drop box with the linear bearing of the present utility model;

FIG. 4 is a schematic diagram of a bin of the utility model;

FIG. 5 is a schematic view of a dust cap of the present utility model;

FIG. 6 is a schematic view of a flexible splash guard of the present utility model;

FIG. 7 is a schematic view of a rigid splash guard of the present utility model;

fig. 8 is a schematic illustration of a putter in accordance with the present utility model.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that, in the embodiment of the present utility model, directional indications such as up, down, left, right, front, and rear … … are referred to, and the directional indications are merely used to explain the relative positional relationship, movement conditions, and the like between the components in a specific posture, and if the specific posture is changed, the directional indications are correspondingly changed. In addition, if there are descriptions of "first, second", "S1, S2", "step one, step two", etc. in the embodiments of the present utility model, the descriptions are only for descriptive purposes, and are not to be construed as indicating or implying relative importance or implying that the number of technical features indicated or indicating the execution sequence of the method, etc. it will be understood by those skilled in the art that all matters in the technical concept of the present utility model are included in the scope of this utility model without departing from the gist of the present utility model.

The utility model will be described in detail below with reference to the drawings in connection with embodiments.

As shown in fig. 1-8, the utility model provides a stalk throwing device for cassava planting, which optionally comprises a frame 1, a travelling wheel 3, a transmission assembly and a crank throwing assembly; the frame 1 is used for bearing the whole device; the travelling wheel 3 is positioned below the frame 1; the crank throwing component is arranged above the frame 1; one end of the transmission component is connected with the travelling wheel 3, the other end of the transmission component is connected with the crank throwing component and is used for synchronously transmitting torsion generated when the travelling wheel 3 walks and driving the crank throwing component to move so as to throw the cassava stalks into the planting area.

In the embodiment, a preferred embodiment of the stalk throwing device for cassava planting is provided, first, the cassava stalks are precut, namely, longer cassava stalks are cut into short stalks with a certain length, then the precut cassava stalks are placed into a crank throwing assembly, then the stalk throwing device for cassava planting is started, and the frame 1 is directly pushed to walk along a path where cassava is required to be planted by a person or a tractor or the like, at the moment, the travelling wheel 3 rotates to generate torsion in the motion process, and the transmission assembly connected with the torsion is driven to synchronously transmit the torsion generated by the rotation of the travelling wheel 3 to the crank throwing assembly, so that synchronous motion of the crank throwing assembly is realized.

The crank throwing assembly moves synchronously with the travelling wheel 3 under the drive of the transmission assembly, so that the crank throwing assembly finishes throwing once, namely, the time interval spent by throwing and resetting the cassava stalk once is finished, the distance between the crank throwing assembly and the travelling wheel 3 in the time interval is fixedly matched, and the control of an operator is not needed. When the cassava stalk throwing component is used, the throwing position of the cassava stalk can be determined as long as the starting position is determined and then the running speed is controlled so that the crank throwing component can normally operate, so that the cassava stalk throwing to a preset planting position is ensured, the same planting interval of the cassava stalk can be ensured during uniform running, and the phenomena of seed leakage, uneven planting and the like are avoided. Therefore, the cassava stalk planting device can provide power through the travelling wheel 3 on one hand, does not need to provide power additionally, and reduces the production and use cost; on the other hand, more importantly, the operation of the crank throwing assembly is fixedly matched and synchronous with the movement of the travelling wheel 3, so that the operation difficulty of a user is reduced, and the situation that the cassava stalks are thrown to the preset planting position is further ensured, so that the cassava stalk throwing assembly is efficient and accurate.

It should be noted that the number of the travelling wheels 3 connected with the transmission assembly can be set arbitrarily by those skilled in the art according to the actual situation, for example, when the device runs in the soil with high friction, the transmission assembly can be connected with 1 travelling wheel 3, so that enough power can be provided for the crank throwing assembly under the condition of ensuring stable running; for example, when the device runs in the soil with small friction, a transmission assembly can be used to connect with two or more travelling wheels 3 so as to increase the torsion provided by the travelling wheels 3 and realize the stable running of the crank throwing assembly.

More preferably, the length of the cassava stalks after the precut is 20-25CM.

More preferably, a counterweight device is movably arranged at the open position above the frame 1. More specifically, when running in the soil with smaller friction force, increasing the number of the travelling wheels 3 connected with the transmission assembly still can not provide enough power for the crank throwing assembly, a counterweight device can be installed in an open area above the frame 1 to increase the positive pressure between the travelling wheels 3 and the ground, and further increase the friction force and the torsion generated by the travelling wheels 3, so as to provide larger driving force for the crank throwing assembly.

Preferably, the frame 1 optionally but not limited to the frame 1 comprises a carrying plane 101 for carrying the crank throw assembly and several lifting arms 102 for lifting the height of the carrying plane 101.

In particular, as shown in FIG. 1, the load bearing plane 101 is used to provide mounting locations for facilitating the mounting of other components; the lifting arm 102 is used to raise the ground clearance of the carrying plane 101 to improve the trafficability of the frame 1 in the field.

More preferably, the frame 1 optionally but not limited to further comprises several traction connection holes 104 for connecting traction devices at the front edge of the carrying plane 101.

More specifically, in order to facilitate the user to drive the frame 1 better, a plurality of traction connection holes 104 for connecting traction devices are provided at the front edge of the frame 1.

In this embodiment, as shown in fig. 1, taking a tractor as a traction device as an example, a preferred embodiment of the frame 1 is given, before use, the frame 1 is pushed to the vicinity of a tail connection structure of the tractor, then the tail connection structure of the tractor is matched with the traction connection hole 104 by using a connecting piece such as a bolt, a pin shaft, and the like, so as to realize connection of the frame 1 and the tractor, to realize traction of the frame 1 by using the tractor, to improve the travelling speed of the frame 1, and to reduce the working strength of a user.

It should be noted that, in the present embodiment, the tractor tail connection structure is used to connect with the traction connection hole 104, but the specific structure of the traction connection hole 104 is not limited, that is, the specific structure and number of the traction connection holes 104 may be arbitrarily set by those skilled in the art according to the connection structure of the traction device.

Preferably, as shown in fig. 2, the inner side of the travelling wheel 3 is provided with a travelling wheel connecting disc 301 for being matched with a transmission assembly.

Specifically, the travelling wheel connecting disc 301 is used for connecting with a transmission assembly, so as to transfer torsion generated by the travelling wheel 3 to the crank throwing assembly through the transmission assembly.

In this embodiment, as shown in fig. 1-2, a preferred embodiment of the travelling wheel 3 is provided, one end of the transmission component is connected with the travelling wheel connecting disc 301, the other end is connected with the crank throwing component, and when the travelling wheel 3 rotates, the transmission component moves synchronously, so that the crank throwing component at the other end of the transmission component is driven to move, and further synchronous movement of the crank throwing component and the travelling wheel 3 is realized.

Preferably, the crank throwing assembly optionally but not limited to comprises a throwing box 2 positioned on a bearing plane 101, a stalk passing hole 103 arranged at one end of the throwing box 2, a distance control disc support 8 arranged at the other end of the throwing box 2 and positioned above the bearing plane 101, a distance control disc 9 rotatably connected to the distance control disc support 8, a crank 10 connected with the distance control disc 9, a connecting rod 11 rotatably connected with the crank 10 and a push rod 12 rotatably connected with the connecting rod 11 and moving inside the throwing box 2, and is used for entering from one end of the throwing box 2, pushing cassava stalks positioned in the throwing box 2 from the other end and throwing the cassava stalks into a planting area through the stalk passing hole 103.

Specifically, the throwing box 2 is preferably positioned in the middle of the upper end surface of the bearing plane 101 and is used for storing pre-thrown cassava stalks; the distance control disc bracket 8 is used for supporting the distance control disc 9; the distance control disc 9 is used for driving the crank 10 to do circular motion, and simultaneously controlling the crank 10 to rotate for a circle to be in a relation with the travelling distance of the travelling wheel 3, so as to control the distance between the throwing positions of the cassava stalks; the second force transmission piece 5 is used for connecting the steering cross rod 7 and the distance control disc 9 to enable the steering cross rod 7 and the distance control disc 9 to synchronously rotate; the crank 10 is used for performing circular motion; the connecting rod 11 is used for connecting the crank 10 and the push rod 12; the push rod 12 is used for contacting with the cassava stalks in the throwing box 2; the stalk passing holes 103 are for passing cassava stalks.

In this embodiment, as shown in fig. 1-2, a preferred embodiment of a crank throwing assembly is provided, firstly, a pre-cut cassava stalk is placed in a throwing box 2, then a frame 1 starts to move along a preset planting route, a travelling wheel 3 starts to rotate and generate torsion, a distance control disc 9 starts to rotate around an axle center after receiving the torsion transmitted by a transmission assembly, then the distance control disc 9 drives a crank 10 to do circular motion, then the crank 10 drives a connecting rod 11 to do circular motion, then a push rod 12 makes back-and-forth reciprocating motion in the throwing box 2, and the cassava stalk is pushed out of the throwing box 2 by the contact of the push rod 12 and falls into a preset planting position through a stalk passing hole 103 under the action of gravity.

Because the crank is put in the subassembly and is reciprocating motion structure, when walking wheel 3 continuously provides torsion and puts in the subassembly and drive the crank, the crank is put in the subassembly and is continuously reciprocating motion, realizes that the cassava stalk that is arranged in putting in case 2 is continuously released.

It should be noted that, although the distance-controlling disc 9 and the travelling wheel 3 rotate synchronously, the ratio of the circumferences of the two is not limited, that is, the distance-controlling disc 9 and the travelling wheel 3 can be set arbitrarily by those skilled in the art according to the actual planting requirements and working environments.

Preferably, the dispensing box 2 optionally includes, but is not limited to, a discharge hole 201 at the front end of the dispensing box 2 for discharging, a push rod hole 202 at the rear end and on the same axis as the discharge hole 201, and a movable detection plate 203 at one side of the dispensing box 2.

Specifically, the discharging hole 201 is used for allowing the cassava stalks to leave the interior of the throwing box 2; the pushrod holes 202 are used to ensure that the pushrod 12 can move along a predetermined path; the movable detection plate 203 is used for overhauling and maintaining the delivery box 2 at the later stage of use.

In this embodiment, as shown in fig. 2-3, a preferred embodiment of the throwing box 2 is presented, when throwing the cassava stalks using the throwing box 2, the cassava stalks are first placed inside the throwing box 2, then the push rod 12 enters the throwing box 2 from the push rod hole 202, the cassava stalks placed in the throwing box 2 are pushed out from the discharging hole 201 along with the movement of the push rod 12, and then the cassava stalks fall into a predetermined planting position under the action of gravity.

More preferably, as shown in fig. 3, a circular groove 204 is communicated between the discharging hole 201 and the push rod hole 202.

More specifically, the circular groove 204 is arranged on the bottom surface of the inner side of the throwing box 2 and between the discharging hole 201 and the push rod hole 202, and is used for transversely limiting the cassava stalks placed in the throwing box 2 so as to ensure that the crank throwing assembly is in a stable state when pushing the crank throwing assembly.

In this embodiment, as shown in fig. 2-3, a preferred embodiment of the launch box 2 is presented, wherein when the cassava stalks are put into the launch box 2, the cassava stalks fall into the circular groove 204 under the action of gravity and are placed in a straight line in the launch box 2, so that the subsequent crank launch assembly pushes them out of the launch box 2.

More preferably, as shown in fig. 3, the diameter of the discharge hole 201 is 1.5 times the diameter of the cassava stalks, i.e. 35-40MM, for allowing only one cassava stalk at a time to be pushed out of the discharge hole 201 when the cassava stalks are put in.

More preferably, as shown in FIG. 3, a linear bearing 16 is disposed within the pushrod bore 202 for further stabilizing the pushrod 12 along a predetermined path of movement.

More preferably, as shown in fig. 3, the throwing box 2 further comprises a box fixing hole 205 positioned at the front edge position of the upper end surface of the throwing box 2 for fixing the box 6, and a dust cover first connecting seat 206 positioned at the rear edge position of the upper end surface of the throwing box 2 for fixing the dust cover 15.

Preferably, the end of the push rod 12 is provided with a push cake 1201 which cooperates with the discharge hole 201 and the push rod hole 202.

Specifically, the cake 1201 is located at the end of the push rod 12 and is used for contacting with the cassava stalks, so as to push the cassava stalks out of the delivery box 2.

In this embodiment, as shown in fig. 2 and 8, a preferred embodiment of a push rod 12 is presented, the push rod 12 being driven by a connecting rod 11 to reciprocate back and forth in the drop box 2 to effect pushing of the cassava stalks out of the drop box 2 while allowing new cassava stalks to fall into the drop box 2.

More preferably, an inclined surface is arranged at the upper edge position of the front end of the push cake 1201. More specifically, the inclined surface at the upper edge position of the front end of the pancake 1201 is used for controlling the amount of cassava stalks of the pancake 1201.

In this embodiment, as shown in fig. 8, a preferred embodiment of the push cake 1201 is given, when the number of cassava stalks at the front end of the push cake 1201 is greater than 1, the cassava stalks will be stacked in front of the push cake 1201 in a stacked manner, when the push cake 1201 advances, the cassava stalks located above will be propped against the inner wall of the discharge hole 201, and then under the continued movement of the push cake 1201, the cassava stalks located above will move upwards under the action of the inclined surface, so that the push rod 12 pushes out only one cassava stalk at a time.

More preferably, a bellows is arranged between the back of the push cake 1201 and the inside of the push rod hole 202 of the delivery box 2. More specifically, the bellows is used to prevent the cassava stalks from falling between the back of the push cake 1201 and the delivery box 2, pushing the push rod 12 against, making it difficult for the push rod to perform a reciprocating motion.

Preferably, the transmission assembly comprises a steering rail 7 located at the bottom surface of the load plane 101, a first force transmitter 4 located between the road wheel 3 and the steering rail 7, and a second force transmitter 5 located between the steering rail 7 and the steering wheel 9.

Specifically, the steering cross bar 7 is used for changing the direction of torsion generated by rotation of the travelling wheel 3 so as to provide power for operation of subsequent parts; the first force transmission piece 4 is used for transmitting torsion generated by the travelling wheel 3 to the steering cross bar 7; the second force transmitter 5 is used to transmit torque to the steering wheel 9.

In this embodiment, as shown in fig. 2, a preferred embodiment of the transmission assembly is given, firstly the travelling wheel 3 starts to rotate and generates torsion, then the torsion is transmitted to the steering cross rod 7 through the first force transmitting member 4, then the steering cross rod 7 starts to rotate as a whole, further the second force transmitting member 5 is driven to move, then the torsion is transmitted to the distance control disc 9 through the second force transmitting member 5, and the subsequent equipment is driven to move through the distance control disc 9.

It should be noted that the first force transmitting member 4 and the second force transmitting member 5 may be synchronous force transmitting assembly devices such as belts, T-belts, chains, etc., and the specific kinds thereof may be arbitrarily set by those skilled in the art according to the actual circumstances.

More preferably, the steering cross bar 7 optionally, but not limited to, includes a first coupling disc 701 at the end for mating with the road wheel coupling disc 301 and a second coupling disc 702 at the intermediate position for mating with the pitch control disc 9.

More specifically, the first connecting disc 701 is used to secure the first force transmitting member 401 and cooperate with the road wheel connecting disc 301; the second connecting disc 702 is used to secure the second first force transmitting member 402 and cooperate with the pitch control disc 9.

More preferably, the steering cross bar 7 is provided with a first connecting disc 701 at both ends. More specifically, the first connecting discs 701 are arranged at two ends of the steering cross rod 7, so that the torque transmission assembly of the traveling wheel 3 can still be guaranteed to the steering cross rod 7 when the traveling wheel 3 at one side idles, and the stable operation of the crank throwing assembly can be guaranteed.

Preferably, a feeding component for storing cassava stalks to be put in is movably connected above the crank putting component.

More preferably, the feed assembly is a bin 6. More specifically, the feed box 6 is located above the delivery box 2 of the crank delivery assembly, and the structure of the feed box 6 is a hollow bucket-shaped structure so as to store a large number of cassava stalks, and meanwhile, the cassava stalks are guided to the delivery box 2 under the action of gravity.

In this embodiment, as shown in fig. 1 and 4, a preferred embodiment of the bin 6 is given, when the bin 6 is required to store the cassava stalks, firstly, the inserting plate 602 is inserted into the inserting plate groove 601, then a certain amount of the cassava stalks which have been pre-cut are placed into the bin 6, then the bin 6 is fixed above the throwing box 2 by utilizing the cooperation of the fixing posts 603 and the bin fixing holes 205, then the inserting plate 602 is pulled out, and then the cassava stalks slide into the throwing box 2 under the action of gravity, so that the cassava stalks are continuously input into the throwing box 2, and the planting efficiency of the cassava is further improved.

More preferably, the bin 6 optionally includes, but is not limited to, a card slot 601, a card 602 movably coupled within the card slot 601, and a fixing post 603 for fixing the bin 6.

More preferably, the bin 6 further comprises a dust cover second connection seat 604 located at the rear edge of the lower end face for connecting the dust cover 15.

Preferably, the front end of the crank throwing component is provided with an anti-splashing device for ensuring the falling point of the cassava stalks.

Specifically, the anti-splashing device is located at the front end of the discharging hole 201 of the delivery box 2, and the anti-splashing device comprises a flexible anti-splashing device 13 and a rigid anti-splashing device 14.

More specifically, as shown in fig. 1 and 6, the flexible anti-splash device 13 includes a first connection plate 1301 for connecting with the delivery tank 2 and a rubber strip mounting groove 1302 for mounting a rubber strip.

More specifically, as shown in fig. 7, the rigid anti-splash device 14 comprises a second connection plate 1401 for connection to the launch box 2 and a hollow strip-shaped passing barrel 1402 for passing the cassava stalks.

In this embodiment, as shown in fig. 1 and 6, a preferred embodiment of the anti-splashing device is given by taking the flexible anti-splashing device 13 as an example, in order to reduce the probability that the cassava stalks cannot fall to the preset planting position due to splashing after being pushed out from the throwing box 2, the flexible anti-splashing device 13 is mounted at the front end of the discharging hole 201 of the throwing box 2 by using the first connecting plate 1301 before throwing, then rubber strips with proper lengths are cut according to the relative height difference between the preset planting position and the discharging hole 201 and are mounted in the rubber strip mounting groove 1302, and the probability that the cassava stalks splash can be effectively reduced due to the blocking of the rubber strips in the subsequent cassava stalk throwing process, so that the cassava stalks can fall to the preset planting position more accurately.

Preferably, a dust cover 15 is movably arranged above the crank throwing component.

Specifically, the dust cover 15 is located above the crank throw assembly to protect the crank throw assembly. More specifically, the dust cap 15 may optionally include, but is not limited to, a dust cap connection block 1501 mated with the dust cap first connection block 206 and the dust cap second connection block 604, and a plurality of dust cap fixing blocks 1502 located on either side of the dust cap 15.

In this embodiment, as shown in fig. 1 and 5, a preferred embodiment of the dust cover 15 is shown, and when protection of the crank throw assembly is required, the dust cover 15 is first attached to the frame 1 by using the dust cover connection block 1501 in cooperation with the dust cover first connection base 206 and the dust cover second connection base 604, and then the dust cover 15 is fixed to the frame 1 by using the bolts, screws, or other fixing members in cooperation with the dust cover fixing block 1502.

It should be noted that the dust cover 15 may be made of transparent or opaque plastic material, and the specific material may be set by those skilled in the art according to actual requirements.

The above examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

Claims (10)

1. The stalk throwing device for cassava planting is characterized by comprising a frame (1), travelling wheels (3), a transmission assembly and a crank throwing assembly;

the frame (1) is used for bearing the whole device; the travelling wheel (3) is positioned below the frame (1); the crank throwing component is arranged above the frame (1); one end of the transmission assembly is connected with the travelling wheel (3), and the other end of the transmission assembly is connected with the crank throwing assembly and is used for synchronously transmitting torsion generated when the travelling wheel (3) walks and driving the crank throwing assembly to move so as to throw the cassava stalks into the planting area.

2. The stalk throwing device for cassava planting according to claim 1, in which the frame (1) comprises a carrying plane (101) for carrying the crank throwing assembly and several lifting arms (102) for lifting the height of the carrying plane (101).

3. The stalk throwing device for cassava planting according to claim 2, wherein a walking wheel connecting disc (301) matched with the transmission assembly is arranged on the inner side of the walking wheel (3).

4. A stalk throwing device for cassava planting according to claim 3, characterized in that the crank throwing component comprises a throwing box (2) located on a bearing plane (101), a stalk passing hole (103) arranged at one end of the throwing box (2), a distance-control disk support (8) arranged at the other end of the throwing box (2) and located above the bearing plane (101), a distance-control disk (9) rotatably connected to the distance-control disk support (8), a crank (10) connected with the distance-control disk (9), a connecting rod (11) rotatably connected with the crank (10) and a push rod (12) rotatably connected with the connecting rod (11) and moving inside the throwing box (2) and used for entering from one end of the throwing box (2), pushing out the cassava stalks located in the throwing box (2) from the other end and throwing the cassava stalks into a planting area through the stalk passing hole (103).

5. The stalk throwing device for cassava planting according to claim 4, wherein the throwing box (2) comprises a discharging hole (201) positioned at the front end of the throwing box (2) and used for discharging, a push rod hole (202) positioned at the rear end and positioned on the same axis with the discharging hole (201), and a movable detection plate (203) positioned at one side of the throwing box (2).

6. The stalk throwing device for cassava planting according to claim 5, wherein a cake (1201) matched with the discharging hole (201) and the pushing rod hole (202) is arranged at the end part of the pushing rod (12).

7. The stalk throwing device for cassava planting according to claim 4, in which the transmission assembly comprises a steering cross bar (7) located at the bottom of the bearing plane (101), a first force transfer member (4) located between the travelling wheel (3) and the steering cross bar (7) and a second force transfer member (5) located between the steering cross bar (7) and the distance control disc (9).

8. The stalk throwing device for cassava planting according to claim 1, wherein a feeding component for storing the cassava stalks to be thrown is movably connected above the crank throwing component.

9. The stalk throwing device for cassava planting according to claim 8, wherein the front end of the crank throwing component is provided with an anti-splashing device for ensuring a falling point of the cassava stalk.

10. The stalk throwing device for cassava planting according to claim 9, wherein a dust cover (15) is movably arranged above the crank throwing component.