CN212812687U

CN212812687U - Mung bean seeder

Info

Publication number: CN212812687U
Application number: CN202021911712.6U
Authority: CN
Inventors: 唐兴隆; 杜成章; 张涛; 龙珏臣; 张继君
Original assignee: Chongqing Academy of Agricultural Sciences
Current assignee: Chongqing Academy of Agricultural Sciences
Priority date: 2020-09-04
Filing date: 2020-09-04
Publication date: 2021-03-30
Anticipated expiration: 2030-09-04

Abstract

The utility model provides a mung bean seeder, which comprises a frame; the seeding assembly comprises a seeding disc, a first seeding chain wheel coaxially connected with the seeding disc and a second seeding chain wheel in transmission connection with the first seeding chain wheel; and the transmission assembly comprises a land wheel, a transmission chain wheel set and a seeding transmission shaft which are rotationally connected to the rack, the land wheel transmits power to the seeding transmission shaft through the transmission chain wheel set, and the second seeding chain wheel is sleeved on the seeding transmission shaft and moves together to enable the seeding disc to rotate. The utility model discloses can realize that it is shallow, the seeding interval is controllable to the mung bean seeding depth, improve the rate of emergence, practice thrift the cost, reduce intensity of labour, and can accomplish multirow seeding operation simultaneously, can reduce field management work such as follow-up thinning, final singling by a wide margin, show improvement production efficiency.

Description

Mung bean seeder

Technical Field

The utility model belongs to the technical field of agricultural machine, especially, relate to a mung bean seeder.

Background

For seeding of crops with small-particle seeds such as mung beans and red beans, seeding is mostly completed in a manual mode, seeding efficiency is low, seeding accuracy is low, germination rate of seeds is low, limited land resources cannot be better utilized, and production cost of crops is improved. If the mung bean seeder on the existing market is used, most of the mung bean seeder has complex structure, high manufacturing cost and poor maneuvering flexibility, the seeding depth and the seeding distance are difficult to control, and the seeding distance is large when the traction machine walks at a high speed; when the walking speed is slow, the seeding distance is small. The uncontrollable seeding spacing can cause irregular emergence of seedlings, the phenomena of seedling shortage and broken strip often occur, the qualified emergence rate is difficult to ensure, the follow-up manual reseeding or thinning and the like are often needed, the labor intensity and the cost are increased, and the requirement of the modern agricultural machinery market can not be met.

SUMMERY OF THE UTILITY MODEL

In view of the above shortcomings of the prior art, the present invention provides a mung bean seeder, which is used for solving the problems that the seeding depth and the spacing of the seeder in the prior art are difficult to control and the emergence rate is low.

In order to achieve the above and other related objects, the utility model provides a mung bean seeder, which comprises a frame; the seeding assembly comprises a seeding disc, a first seeding chain wheel coaxially connected with the seeding disc and a second seeding chain wheel in transmission connection with the first seeding chain wheel; and the transmission assembly is connected with a land wheel, a transmission chain wheel set and a seeding transmission shaft on the rack in a rotating mode, the land wheel transmits power to the seeding transmission shaft through the transmission chain wheel set, and the second seeding chain wheel is sleeved on the seeding transmission shaft and moves together to enable the seeding disc to rotate.

Further, the transmission chain wheel set comprises a first chain wheel, a second chain wheel, a third chain wheel and a fourth chain wheel, the first chain wheel is coaxially connected with the land wheel, the second chain wheel is in transmission connection with the first chain wheel through a first chain, the third chain wheel is coaxially connected with the second chain wheel, and the fourth chain wheel is in transmission connection with the third chain wheel through a second chain.

Further, the land wheel sets up in the both sides of frame and connects through the linking arm respectively, the both ends of linking arm rotate with frame and land wheel respectively and are connected, just the edge of land wheel is provided with a plurality of archs along circumference.

Further, still be connected with damping spring between linking arm and the frame, all fixed mounting panel that is provided with in linking arm and the frame, damping spring's both ends are articulated with the mounting panel respectively.

Further, still be provided with heavy burden structure on the linking arm, heavy burden structure includes weight bar and a plurality of weight, weight bar inserts and locates on the linking arm, it is a plurality of weight block stack cover is established on the weight bar and can dismantle with the weight bar and be connected.

Further, the seeding subassembly is still including setting up the hopper in the frame and being located the row material chamber of hopper one side, the baffle box has been seted up towards one side bottom in row material chamber to the hopper, the baffle box with arrange material chamber intercommunication, the seeding dish rotate set up in arrange the material intracavity, the bottom in row material chamber is provided with the bin outlet.

Further, the mung bean seeder still includes the ditching subassembly, the ditching subassembly is located the front side of seeding subassembly, the ditching subassembly includes the ditching shovel and connects the sleeve of ditching shovel, the sleeve with the connection can be dismantled to the frame.

Further, the mung bean seeder still includes the earthing subassembly, the earthing subassembly is located the rear side of seeding subassembly, the earthing subassembly is including the earthing dish and the connection that the slope set up the alignment jig of earthing dish, the alignment jig with the connection can be dismantled to the frame.

Furthermore, the seeding assembly, the ditching assembly and the soil covering assembly are the same in number and are in one-to-one correspondence.

Further, mung bean seeder still includes the subassembly that pulls, pull the subassembly include the organism and set up in engine on the organism, the frame set up in the rear portion of organism.

As mentioned above, the mung bean seeder of the utility model has the following beneficial effects:

the power is transmitted to the sowing transmission shaft through the connection of the land wheel and the transmission chain wheel set, and then is transmitted to the sowing disc to rotate, so that the sowing depth and the sowing distance of the mung beans can be controlled, the emergence rate is ensured, the cost is saved, and the labor intensity is reduced; and moreover, multi-row sowing operation can be completed simultaneously, subsequent field management work such as thinning and final singling can be greatly reduced, and the production efficiency is remarkably improved.

Drawings

Fig. 1 is an axonometric view of the structure of the present invention;

FIG. 2 is a front view of the structure of the present invention;

FIG. 3 is a rear view of the structure of the present invention;

FIG. 4 is a partial structural diagram of the first embodiment (excluding the discharge chamber);

FIG. 5 is a schematic view of a part of the structure of the present invention (excluding the discharging chamber);

fig. 6 is a schematic structural view of the sowing tray.

Description of reference numerals

10-a frame; 11-a linker arm; 12-a mounting plate; 13-a damping spring; 14-a load bar; 15-negative weight; 16-a containment box;

20-a seeding assembly; 21-a hopper; 22-a discharge chamber; 23-sowing tray; 231 — a first trench; 232-a second trench; 24-a first sowing sprocket; 25-a second sowing sprocket;

30-a transmission assembly; 31-a ground wheel; 311-bumps; 32-ground axle; 33-a first sprocket; 34-a second sprocket; 35-intermediate drive shaft; 36-a third sprocket; 37-a fourth sprocket; 38-sowing transmission shaft;

40-ditching assembly; 41-ditching shovel; 42-a sleeve;

50-a casing assembly; 51-a soil covering disc; 52-an adjusting bracket;

60-a traction assembly; 61-body; 62-engine.

Detailed Description

The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.

It should be understood that the structure, ratio, size and the like shown in the drawings attached to the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, so that the present invention has no technical essential meaning, and any structure modification, ratio relationship change or size adjustment should still fall within the scope that the technical content disclosed in the present invention can cover without affecting the function that the present invention can produce and the purpose that the present invention can achieve. Meanwhile, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for convenience of description, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof may be made without substantial technical changes, and the present invention is also regarded as the scope of the present invention.

Referring to fig. 1 to 5, the present invention provides a mung bean seeder, which comprises a frame 10; the seeding assembly 20 comprises a seeding disc 23, a first seeding chain wheel 24 coaxially connected with the seeding disc 23 and a second seeding chain wheel 25 in transmission connection with the first seeding chain wheel 24; and a transmission assembly 30, which comprises a land wheel 31, a transmission chain wheel set and a sowing transmission shaft 38 which are rotatably connected to the frame 10, wherein the land wheel 31 transmits power to the sowing transmission shaft 38 through the transmission chain wheel set, and the second sowing chain wheel 25 is sleeved on the sowing transmission shaft 38 and moves together to enable the sowing disc 23 to rotate.

Specifically, because the mung bean seeder uses the land wheel 31 as a power output source, the seeding condition is controlled by the movement of the land wheel 31, and finally the seeding disc 23 is driven to rotate to realize seeding, so that the seeding distance is controllable. Regardless of the walking speed of the traction assembly 60, the sowing distance can be kept constant, uniform sowing is realized, the emergence rate is ensured, and the cost is reduced. Moreover, the sowing tray 23 is used for uniformly sowing seeds, so that the sowing distance is equal, the seed quantity in each seed pit is the same, the yield of mung beans is improved, the operation quality is good, and the use is safe and reliable.

In this embodiment, the seeding assemblies 20 are arranged in four groups side by side, and during seeding, seeding can be carried out synchronously, multi-row seeding operation can be realized at one time, subsequent field management work such as thinning and final singling can be greatly reduced, and production efficiency is remarkably improved.

Wherein, the transmission sprocket group includes first sprocket 33, second sprocket 34, third sprocket 36 and fourth sprocket 37, first sprocket 33 and land wheel 31 coaxial coupling, second sprocket 34 is connected with first sprocket 33 transmission through first chain, third sprocket 36 and second sprocket 34 coaxial coupling, fourth sprocket 37 is connected with third sprocket 36 transmission through the second chain. Specifically, the first sprocket 33 is located outside the land wheel 31, when the land wheel 31 rotates, power is transmitted to the land wheel shaft 32, the first sprocket 33 coaxially arranged rotates with the land wheel 31, the second sprocket 34 rotates under the driving of the first sprocket 33, so that power is transmitted to the intermediate transmission shaft 35, the third sprocket 36 coaxially arranged rotates with the second transmission wheel, the fourth sprocket 37 rotates under the driving of the third sprocket 36, power is transmitted to the seeding transmission shaft 38, a plurality of groups of second seeding sprockets 25 are axially arranged on the seeding transmission shaft 38, in the embodiment, four groups are arranged, the seeding transmission shaft 38 rotates to enable the four groups of second seeding sprockets 25 to rotate therewith, each second seeding sprocket 25 correspondingly transmits power to the first seeding sprocket 24, and finally, each first seeding sprocket 24 transmits power to the seeding disc 23 coaxially arranged, the sowing plate 23 is rotated to realize sowing.

The land wheel 31 is arranged on two sides of the frame 10 and is respectively connected with the land wheel 31 through a connecting arm 11, two ends of the connecting arm 11 are respectively connected with the frame 10 and the land wheel 31 in a rotating manner, and a plurality of protrusions 311 are arranged on the edge of the land wheel 31 along the circumferential direction. Specifically, one end of the connecting arm 11 is hinged to a land wheel 31 through a land wheel shaft 32, the other end of the connecting arm 11 is hinged to the frame 10 through an intermediate transmission shaft 35, and the relative position of the land wheel 31 to the ground surface can be adjusted through rotating the connecting arm 11; moreover, the plurality of protrusions 311 are arranged on the edge of the land wheel 31, and in the rolling process of the land wheel 31, the protrusions 311 are embedded into soil, so that slipping between the land wheel and the ground is avoided, and the improvement of the friction force of the land wheel 31 in the soil operation process is facilitated, so that the driving force of the land wheel 31 is improved. In this embodiment, the protrusion 311 is V-shaped.

Still be connected with damping spring 13 between linking arm 11 and the frame 10, all fixed mounting panel 12 that is provided with on linking arm 11 and the frame 10, damping spring 13's both ends are articulated with mounting panel 12 respectively. In this embodiment, the mounting plates 12 are triangular and respectively disposed on the top of the connecting arm 11 and the top of the rack 10, and the two ends of the damping spring 13 are respectively rotatably connected to the two mounting plates 12 through the connecting clip. Thus, on the one hand, when the position of the land wheel 31 relative to the frame 10 is adjusted, the damping spring 13 can adapt accordingly, and on the other hand, the damping spring 13 can play a role in buffering, so that the vibration generated by the land wheel 31 in the process of traveling is reduced.

And, in order to make land wheel 31 can adjust the frictional force size with soil according to different operating modes, still be provided with heavy burden structure on the connecting arm 11, heavy burden structure includes burden pole 14 and a plurality of burden weight 15, burden pole 14 is inserted and is located on the connecting arm 11, and a plurality of the range upon range of cover of burden weight 15 is established on burden pole 14 and can dismantle with burden pole 14 and be connected. Specifically, burden weight 15 is circular structure, be equipped with the external screw thread on the burden pole 14, burden weight 15 has the hole, and the hole inner wall has the internal thread, the internal thread matches with the external screw thread, makes burden weight 15 can with the 14 threaded connection of burden pole. When the friction force between the land wheel 31 and the soil needs to be improved, the negative weight 15 can be added; on the contrary, when it is required to reduce the friction between the land wheel 31 and the soil, the weight 15 can be reduced and the extra weight 15 can be placed in the housing box 16 to be taken and placed at any time, and the housing box 16 can be installed on the machine frame 10.

The seeding assembly 20 further comprises a hopper 21 arranged on the frame 10 and a discharging cavity 22 located on one side of the hopper 21, a guide chute is formed in the bottom of one side, facing the discharging cavity 22, of the hopper 21, the guide chute is communicated with the discharging cavity 22, the seeding disc 23 is rotatably arranged in the discharging cavity 22, and a discharging opening is formed in the bottom of the discharging cavity 22. Specifically, the mung bean seeds are put into the hopper 21, enter the discharge chamber 22 from the guide chute of the hopper 21, and are discharged into the soil from the discharge opening under the action of the sowing tray 23. In this embodiment, referring to fig. 6, the seeding disc 23 is circular, the seeding disc 23 has a plurality of first grooves 231 and second grooves 232, the first grooves 231 and the second grooves 232 are uniformly distributed along the circumference of the seeding disc 23, the first grooves 231 and the second grooves 232 are adjacently arranged and extend obliquely along the rotation direction of the seeding disc 23, and the inclination angles of the first grooves 231 and the second grooves 232 are different. The bottoms of the first grooves 231 and the second grooves 232 are hemispherical, and the shape and the size of the first grooves are matched with the mung bean seeds. Two groups of grooves can discharge more mung bean seeds at the same time.

In order to carry out ditching operation of soil before sowing, the mung bean seeder still includes ditching subassembly 40, ditching subassembly 40 is located the front side of sowing subassembly 20, ditching subassembly 40 includes ditching shovel 41 and connects the sleeve 42 of ditching shovel 41, sleeve 42 with frame 10 can dismantle the connection. Specifically, the sleeve 42 is connected to the upper end of the furrowing blade 41, the sleeve 42 is connected to the frame 10 through a bolt, and the cross section of the furrowing blade 41 in the horizontal direction is triangular.

In order to complete the soil covering operation after the sowing, the mung bean sowing machine further comprises a soil covering assembly 50, the soil covering assembly 50 is positioned at the rear side of the sowing assembly 20, the soil covering assembly 50 comprises a soil covering disc 51 and an adjusting frame 52, the soil covering disc 51 is obliquely arranged, the adjusting frame 52 is connected with the frame 10 in a detachable mode. Specifically, the dorsal part of earthing dish 51 passes through bolted connection with alignment jig 52, alignment jig 52 can adopt the angle steel, and on one side of angle steel along vertically arranging a plurality of mounting holes that are used for being connected with frame 10, will alignment jig 52 passes through bolted connection with frame 10. And, according to the actual requirement, the relative height of the adjusting frame 52 and the frame 10 can be adjusted, so as to adjust the height of the soil covering tray 51. In addition, the soil covering disc 51 is obliquely arranged, so that the soil covering disc 51 cannot generate excessive resistance in the process of traveling, and the soil covering effect can be realized.

The seeding assembly 20, the ditching assembly 40 and the soil covering assembly 50 are the same in number and correspond to each other one by one. The ditching assembly 40 performs ditching operation, the seeding assembly 20 performs seeding operation, and the soil covering assembly 50 performs soil covering operation.

In addition, the mung bean seeder still includes traction assembly 60, traction assembly 60 includes organism 61 and sets up in engine 62 on the organism 61, frame 10 set up in the rear portion of organism 61. An operator can be seated on the body 61 to operate the body 61. In this embodiment, the body 61 moves in a crawler type, and the movement is stable and reliable. The frame 10 is connected to the body 61 by an air cylinder, and the land wheel 31 is used as a power source for sowing, and can be lifted up when not in use, that is, the sowing operation is stopped.

When the mung bean seeder specifically performs seeding, the traction assembly 60 advances to drag the whole machine to move forwards, the ground wheel 31 transmits power to the transmission chain wheel set in the advancing process, two groups of chain wheels are arranged in the transmission chain wheel set, the coaxial first chain wheel 33 rotates along with the ground wheel 31 through the rotation of the ground wheel 31, the first chain wheel 33 drives the second chain wheel 34 to rotate through a chain, the coaxial third chain wheel 36 rotates along with the second chain wheel 34, the third chain wheel 36 drives the fourth chain wheel 37 to rotate through a chain, the power is transmitted to the seeding transmission shaft 38, the seeding transmission shaft 38 respectively drives the four groups of second seeding chain wheels 25 to rotate, the second seeding chain wheel 25 of each group drives the corresponding first seeding chain wheel 24 to rotate through a chain, and the first seeding chain wheel 24 enables the coaxial seeding disc 23 to rotate along with the rotation of the coaxial seeding disc 23 so as to meet the requirements of the plant spacing of mung beans; the ditching assembly 40 ditches the earth surface in the advancing process; the power is finally transmitted to the seeding disc 23 through the transmission chain wheel set to drive the seeding disc 23 to work and start seeding; the seeds fall into the soil under the action of the sowing tray 23, and the sowing operation of four rows of mung bean seeds can be completed; starting a hydraulic lifting cylinder, lifting the frame 10, stopping the rotation of the land wheel 31, enabling the whole machine to advance in an idle load manner, only finishing a walking function, and stopping the seeding operation; the engine 62 in the tractor assembly 60 is turned off and the machine stops advancing.

In summary, in the mung bean seeder provided by the embodiment of the utility model, the ground wheel is connected with the transmission chain wheel set to transmit power to the seeding transmission shaft, and then the power is transmitted to the seeding disc to rotate, so that the mung bean can be sowed, the seeding depth and the seeding interval are controllable, the emergence rate is improved, the cost is saved, and the labor intensity is reduced; and moreover, multi-row sowing operation can be completed simultaneously, subsequent field management work such as thinning and final singling can be greatly reduced, and the production efficiency is remarkably improved.

The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims

1. The utility model provides a mung bean seeder which characterized in that: comprises that

A frame;

the seeding assembly comprises a seeding disc, a first seeding chain wheel coaxially connected with the seeding disc and a second seeding chain wheel in transmission connection with the first seeding chain wheel; and

the transmission assembly is connected with a land wheel, a transmission chain wheel set and a seeding transmission shaft on the rack in a rotating mode, the land wheel transmits power to the seeding transmission shaft through the transmission chain wheel set, and the second seeding chain wheel is sleeved on the seeding transmission shaft and moves together to enable the seeding disc to rotate.

2. The mung bean seeder of claim 1, wherein: the transmission chain wheel set comprises a first chain wheel, a second chain wheel, a third chain wheel and a fourth chain wheel, the first chain wheel is coaxially connected with the land wheel, the second chain wheel is connected with the first chain wheel through a first chain in a transmission mode, the third chain wheel is coaxially connected with the second chain wheel, and the fourth chain wheel is connected with the third chain wheel through a second chain in a transmission mode.

3. The mung bean seeder according to claim 1 or 2, characterized in that: the land wheel sets up in the both sides of frame and connects through the linking arm separately, the both ends of linking arm rotate with frame and land wheel respectively and are connected, just the edge of land wheel is provided with a plurality of archs along circumference.

4. The mung bean seeder of claim 3, wherein: still be connected with damping spring between linking arm and the frame, all fixedly on linking arm and the frame be provided with the mounting panel, damping spring's both ends are articulated with the mounting panel respectively.

5. The mung bean seeder of claim 3, wherein: still be provided with heavy burden structure on the linking arm, heavy burden structure includes burden pole and a plurality of burden piece, the burden pole is inserted and is located on the linking arm, it is a plurality of the overlapping cover of burden piece is established on the burden pole and can dismantle with the burden pole and be connected.

6. The mung bean seeder of claim 1, wherein: the seeding subassembly is still including setting up the hopper in the frame and being located the row material chamber of hopper one side, the baffle box has been seted up towards one side bottom in row material chamber to the hopper, the baffle box with arrange material chamber intercommunication, the seeding dish rotate set up in arrange the material intracavity, the bottom in row material chamber is provided with the bin outlet.

7. The mung bean seeder of claim 1, wherein: the mung bean seeder still includes the ditching subassembly, the ditching subassembly is located the front side of seeding subassembly, the ditching subassembly includes the ditching shovel and connects the sleeve of ditching shovel, the sleeve with the connection can be dismantled to the frame.

8. The mung bean seeder of claim 7, wherein: the mung bean seeder still includes the earthing subassembly, the earthing subassembly is located the rear side of seeding subassembly, the earthing subassembly is including the earthing dish and the connection that the slope set up the alignment jig of earthing dish, the alignment jig with the connection can be dismantled to the frame.

9. The mung bean seeder of claim 8, wherein: the seeding assembly, the ditching assembly and the soil covering assembly are the same in number and are in one-to-one correspondence.

10. The mung bean seeder of claim 1, wherein: the mung bean seeder still includes the traction assembly, the traction assembly include the organism and set up in engine on the organism, the frame set up in the rear portion of organism.