CN108934317B

CN108934317B - Hand-held type disseminator

Info

Publication number: CN108934317B
Application number: CN201811130286.XA
Authority: CN
Inventors: 刘江; 郭冬梅; 王生英; 刘洋
Original assignee: Ningxia Jiangyang Huiju Agriculture And Animal Husbandry Development Co ltd
Current assignee: Ningxia Jiangyang Huiju Agriculture And Animal Husbandry Development Co ltd
Priority date: 2018-09-27
Filing date: 2018-09-27
Publication date: 2022-05-06
Anticipated expiration: 2038-09-27
Also published as: CN108934317A

Abstract

The application relates to the technical field of crop seeding, in particular to a handheld seeder. The handheld seeder comprises a handle, a charging hopper, a seed storage cylinder, a seed circulation cavity, a seed discharging wheel, a transmission pin, a seeding nozzle and a positioner; the feed hopper is arranged below the handle, the seed storage cylinder is arranged below the feed hopper, and the seed circulation cavity is arranged below the seed storage cylinder; the seed discharging wheel is arranged in the seed circulation cavity, and the outer wall of the seed discharging wheel is tightly attached to the inner wall of the seed circulation cavity; the transmission pin is positioned below the seed sowing wheel and is used for controlling the rotation and the replacement of the seed sowing wheel; the seeding nozzle is positioned below the seed circulation cavity; the upper part of the positioner is positioned in the loading hopper, and the lower part of the positioner extends out of the seed circulation cavity. The application provides a hand-held type disseminator, easy operation, flexibility, the seeding depth is unanimous, and it is efficient to sow, can improve crops quality.

Description

Hand-held type disseminator

Technical Field

The application relates to the technical field of crop seeding, in particular to a handheld seeder.

Background

With the scientific progress and the social development, the agricultural mechanization is realized in plain areas with flat landforms and landforms, and the large-scale seeder is used for crop seeding operation. However, for mountainous areas with rugged and uneven terrain, large-scale seeders cannot work, and only traditional manual seeding can be adopted.

Manually sowing, namely excavating a groove with a certain depth on the surface of soil by using tools such as a hoe, a plow harrow and the like before sowing; then manually throwing the seeds into the opened grooves, and paying attention to the fact that the throwing amount is uniform every time and the intervals are consistent; after the seeds are sown, a soil layer with a certain thickness is covered on the seeds by using tools such as a shovel and the like, and finally, the covering soil is compacted.

However, the traditional manual seeding consumes a large amount of physical power and time, has high labor intensity and low operation efficiency, and causes certain damage to human bodies due to long-term stooping work; moreover, the manually excavated grooves can cause the depth of the seeds in the soil to be different, so that the survival rate of the seeds is low, and the yield of crops is relatively low; in addition, the manual seed feeding causes different seed feeding amount each time, is not beneficial to the growth and development of seeds, and influences the quality of crops.

Disclosure of Invention

The application provides a hand-held type seeder to solve the seeding operating efficiency low, unable accurate control seed buries the depth in soil, problem that the seed survival rate is low.

A hand-held seeder comprises a handle, a charging hopper, a seed storage cylinder, a seed circulation cavity, a seed discharging wheel, a transmission pin, a seeding nozzle and a positioner;

the feed hopper is arranged below the handle, the seed storage cylinder is arranged below the feed hopper, and the seed circulation cavity is arranged below the seed storage cylinder;

the seed discharging wheel is arranged in the seed circulation cavity, and the outer wall of the seed discharging wheel is tightly attached to the inner wall of the seed circulation cavity;

the transmission pin is positioned below the seed sowing wheel and is used for controlling the rotation and the replacement of the seed sowing wheel;

the seeding nozzle is positioned below the seed circulation cavity;

the upper part of the positioner is positioned in the loading hopper, and the lower part of the positioner extends out of the seed circulation cavity.

Optionally, the seed storage barrel comprises a first seed storage body and a second seed storage body, and the first seed storage body and the second seed storage body are separated by a baffle.

Optionally, the seed metering wheel is cylindrical, the wall of the tube is provided with a circular hole, and three circular holes are arranged in each row along the axial direction of the seed metering wheel.

Optionally, the seed sowing wheel cylinder wall is communicated with a circle of circular holes at one end of the lower part of the first seed storage body to form a communication hole, and the positioning rod of the transmission pin extends into the communication hole.

Optionally, the locator includes locating lever and base, be provided with the rectangular hole on the locating lever, the loading hopper inner wall is provided with the fixed block, the fixed block is located rectangular hole middle part.

Optionally, a large spring is further arranged on the inner wall of the loading hopper, one end of the large spring is connected with the upper part of the positioning rod, and the other end of the large spring is fixed on the inner wall of the loading hopper.

Optionally, a steel wire is arranged on the outer wall of the loading hopper, one end of the steel wire is fixed on the outer wall of the loading hopper, and the other end of the steel wire is connected with the seeding nozzle.

Optionally, a small spring is further arranged on the inner wall of the loading hopper, one end of the small spring is connected with the elastic column for fixing the steel wire, and the other end of the small spring is fixed on the inner wall of the loading hopper.

Optionally, the seeding nozzle is a duckbilled seeding nozzle.

The technical scheme provided by the application comprises the following beneficial technical effects:

according to the handheld seeder, operators do not need to bend down to plough, and only the handle needs to be held by hands to operate vertically, so that the labor burden is reduced; seeds enter the seed storage cylinder through the feeding hopper, the seed storage cylinder comprises two cavities, and an operator can select the cavity through which the seeds can pass and finally enter which part of the seed sowing wheel, so that the single seed sowing amount is adjusted, and the sowing precision can be improved; seeds passing through the seed discharging wheel enter the seeding nozzle, the seeding nozzle is a duckbilled sharp nozzle, pressure can be applied to enable the seeds to directly enter soil, and a groove does not need to be formed manually; after the seeding nozzle enters the soil to a certain depth, the opening and closing of the seeding nozzle can be controlled through a steel wire connected to the surface of the seeding nozzle, and the seeding nozzle is closed after accurate seeding; the height of the locator which is arranged in parallel with the seeding nozzle can be adjusted, and the locator is fixed after the height is adjusted, so that the aim of accurately controlling the seeding depth can be achieved, the depth of each seeding is consistent, and the survival rate of seeds is improved; in addition, the height of disseminator still can be adjusted according to operator's height to the hand-held type disseminator that this application provided, disseminator and operator's height suit when making the seeding. To sum up, the application provides a hand-held type disseminator, the simple operation is nimble, can reduce the intensity of labour of seeding, and the degree of depth of accurate control seeding improves the seed survival rate, and accurate control single seeding volume promotes the growth and development of seed to improve the output and the quality of crops.

Drawings

In order to more clearly explain the technical solution of the present application, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious to those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a handheld seeder provided in an embodiment of the present application.

Fig. 2 is a side view of a schematic structural diagram of a handheld seeder according to an embodiment of the present application.

Description of reference numerals: 1. a handle; 2. a hopper; 3. a seed storage cylinder; 4. a seed circulation chamber; 5. a seed sowing wheel; 6. a drive pin; 7. a seeding nozzle; 8. a positioner; 9. a large spring; 10. a steel wire; 11. a small spring; 31. a first seed reservoir; 32. a second reservoir; 81. positioning a rod; 82. a base.

Detailed Description

Referring to fig. 1 and 2, fig. 1 shows a structure of a handheld seeder provided in an embodiment of the present application, and fig. 2 is a side view of the handheld seeder.

A hand-held seeder comprises a handle 1, a charging hopper 2, a seed storage cylinder 3, a seed circulation cavity 4, a seed discharging wheel 5, a transmission pin 6, a seeding nozzle 7 and a positioner 8;

the feed hopper 2 is arranged below the handle 1, the seed storage cylinder 3 is arranged below the feed hopper 2, and the seed circulation cavity 4 is arranged below the seed storage cylinder 3;

the seed discharging wheel 5 is arranged inside the seed circulation cavity 4, and the outer wall of the seed discharging wheel 5 is tightly attached to the inner wall of the seed circulation cavity 4;

the transmission pin 6 is positioned below the seed sowing wheel 5 and is used for controlling the rotation and replacement of the seed sowing wheel 5;

the sowing nozzle 7 is positioned below the seed circulation cavity 4;

the upper part of the locator 8 is positioned in the loading hopper 2, and the lower part thereof extends out of the seed circulation cavity 4.

In some areas with rugged topography and features, a large-scale seeder cannot be used for crop seeding, the traditional manual seeding is generally adopted, the seeding efficiency is low, the labor intensity is high, the seeding is uneven, the seed survival rate is low, and the crop yield and quality are low. The embodiment of the application provides a hand-held type disseminator, both had been fit for the plain area and used, also was fit for the seed and breeds the district, more is fit for the hillside arable land and uses.

The disseminator that this application embodiment provided is fit for the seeding of bunch planting crops such as maize, soybean, can reduce intensity of labour, improves seeding efficiency and precision, and is compared with digging pit and horse drawing machine, and it is early to emerge, to emerge neat, to emerge fully, to emerge sturdily. The embodiment of the application can be used for sowing wheat, soybeans, red beans, peas, corns, cotton, watermelons, beans and other granular seeds.

Specifically, the hand-held type disseminator that this application embodiment provided, the height that adjusting device was come to the height of this device can be according to user of service personnel's height, need not operating personnel and bends squat down, can reduce intensity of labour and reduce the injury to the health. As shown in fig. 1 and 2, when sowing, an operator holds the handle 1 by hand, seeds are put into the feeding hopper 2, and the entering seeds can enter the seed storage barrel 3 along the vertical direction of the device due to the gravity; the seeds in the seed storage cylinder 3 can enter the seed circulation cavity 4, the seed discharge wheel 5 is arranged in the seed circulation cavity 4, the structure of the seed discharge wheel 5 is determined, only a fixed number of seeds pass through each time, and most of the rest seeds are left in the seed circulation cavity 4 between the seed storage cylinder 3 and the seed discharge wheel 5.

The seeds passing through the seed discharging wheel 5 enter the sowing nozzle 7 and are sent into the soil through the sowing nozzle 7. The depth of the sowing nozzle 7 which can enter the soil is controlled by a locator 8. Before seeding, according to the demand of all kinds of seeds, the height of locator 8 has been adjusted, the difference in height of control locator 8 and seeding mouth 7 makes the position of the seeding mouth 7 who gos deep into in soil accord with the seed burial depth requirement. When the seeds of the same land and the same variety are sown, the height difference between the positioner 8 and the sowing nozzle 7 is kept unchanged, so that the depth of the seeds in the soil is consistent, and the situation that some seeds cannot break the soil due to too large buried depth is avoided, and the situation that the seeds cannot obtain enough soil nutrients due to too small buried depth, so that the growth is slow and the quality is low is avoided.

In addition, before sowing, operators can preferably screen seeds in advance to remove small-particle impurities and remove mildewed damaged particles; and, a seed germination test is made in advance, and the seeding amount is determined according to the seed germination rate.

Optionally, the seed storage barrel 3 comprises a first seed storage body 31 and a second seed storage body 32, and the first seed storage body 31 and the second seed storage body 32 are separated by a baffle.

Referring to fig. 2, in the handheld seeder provided by the embodiment of the present application, seeds enter the seed circulation chamber 4 through the seed storage barrel 3, and only a fixed number of seeds in the circulation chamber 4 can enter the seeding nozzle 7 through the seed discharging wheel 5 and finally be buried in the soil. According to the structural characteristics of the seed sowing wheel 5, the seed storage barrel 3 is divided into the first seed storage body 31 and the second seed storage body 32, so that different selections of the number of seeds passing through the seed sowing wheel 5 can be realized, and different seed sowing amounts can be realized according to actual requirements.

Optionally, the seed sowing wheel 5 is cylindrical, the wall of the tube is provided with a circular hole, and three circular holes are arranged in each row along the axial direction of the seed sowing wheel 5.

As shown in figure 2, the seed sowing wheel 5 is cylindrical, circular holes are formed in the surface of the cylinder wall, the circular holes are uniformly distributed in the cylinder wall, and three circular holes are formed in each row along the axial direction. The first seed storage body 31 and the second seed storage body 32 are combined, the baffle for separating the two seed storage bodies is connected with the seed sowing wheel 5, and the three circular holes are separated into one or two by the contact surface.

That is, after the seeds enter the seed circulation chamber 4 from the first seed storage body 31, one seed enters the sowing nozzle 7 through a circular hole of the seed sowing wheel 5; after the seeds enter the seed flow-through chamber 4 from the second seed storage body 32, two seeds enter the sowing mouth 7 through the other two circular holes of the sowing wheel 5.

If the seeds are not blocked, the seeds can simultaneously pass through the first and second seed storage bodies, the seeds pass through all three circular holes, and the seeding quantity is three; if the inlet of the first seed storage body 31 is blocked, the seeds can only enter from the second seed storage body 32 and pass through the two circular holes, and the number of the seeds finally entering the sowing nozzle 7 is two, and the sowing amount is two; if the second seed storage body 32 is blocked, seeds can only enter the sowing nozzle 7 through one circular hole of the first seed storage body 31, and the sowing amount is one seed; the embodiment of the application is further provided with a blocking plate, the inlet of the first seed storage body 31 or the inlet of the second seed storage body 32 can be blocked, and the seeding amount is three, two or one by not placing the blocking plate, placing the blocking plate at the inlet of the first seed storage body 31 or placing the blocking plate at the inlet of the second seed storage body 32.

Optionally, a circle of circular holes at one end of the tube wall of the seed sowing wheel 5, which is located at the lower part of the first seed storage body 31, are communicated with each other to form a communication hole, and the positioning rod of the transmission pin 6 extends into the communication hole.

As described above, the present embodiment is also provided with the drive pin 6. As shown in fig. 2, the driving pin 6 is located at the lower portion of the seed wheel 5. The purpose of arranging the transmission pin 6 in the embodiment of the application is two, firstly, the seed discharging wheel 5 is ensured to be fixed in the seeding process, and the transmission pin 6 penetrates through the outer wall of the seed circulation cavity 4 and is fixed at the lower part of the seed discharging wheel, so that even if the seed discharging wheel 5 is subjected to pressure caused by the gravity of seeds, the position of the seed discharging wheel 5 cannot move downwards due to the supporting effect of the transmission pin 6; the driving pin 6 can facilitate the positioning and replacement of the seed discharging wheel 5, the positioning rod of the driving pin 6 can extend into the seed discharging wheel to fix the position of the seed discharging wheel without rotating the seed discharging wheel, and the positioning rod of the driving pin 6 can be rotated out of the seed discharging wheel 5 when the seed discharging wheel 5 needs to be replaced, so that the seed discharging wheel 5 can be easily assembled and disassembled.

Because the locating lever of driving pin 6 need stretch into seed metering wheel 5 inside, consequently under the prerequisite that does not hinder the seed through the circular port, the round through-hole intercommunication that this application embodiment corresponds first kind of storage body 31, the locating lever of driving pin 6 alright be located the intercommunicating pore inside, realize driving pin 6 to seed metering wheel 5's control.

Optionally, the positioner 8 includes a positioning rod 81 and a base 82, the positioning rod 81 is provided with a strip hole, the inner wall of the loading hopper 2 is provided with a fixing block, and the fixing block is located in the middle of the strip hole.

As shown in fig. 1, the positioner 8 is composed of a positioning rod 81 and a base 82, a long hole is formed on the positioning rod 81, the positioning rod 81 is tightly attached to the inner wall of the hopper 2, and a fixing block is arranged at the middle position in the long hole on the inner wall of the hopper 2. The arrangement of the strip holes and the fixing blocks can lead the positioning rod 81 to reciprocate up and down, and adjust the length of the part of the positioner 8 extending out of the seed circulation cavity 4. Through the extension length of adjusting the locating lever, just can change the difference in height of 8 bottoms of locator and seeding mouth 7, realize the regulation to seed depth of planting in proper order.

In addition, in the embodiment of the present application, the base 82 may be set to be in an open funnel shape, so that the contact area between the base 82 and the soil surface may be enlarged, and the stability of the fixer 8 may be improved; the setting of open form has avoided the base to be solid shape, is useful for reducing 8 dead weights of locator, can reduce operator's intensity of labour.

Optionally, a large spring 9 is further arranged on the inner wall of the feeding hopper 2, one end of the large spring 9 is connected with the upper part of the positioning rod 81, and the other end of the large spring is fixed on the inner wall of the feeding hopper 2.

As shown in fig. 1, the positioning rod 81 can reciprocate up and down, so that the position of the positioning rod 81 is relatively not fixed, the stability of the seeder is improved in order to fix the position of the positioning rod 81 when the seeder is not sown, the long-term sliding friction between the positioning rod 81 and the inner wall of the hopper 2 is avoided, the appearance quality of the positioning rod and the inner wall of the hopper is prevented from being damaged, and the service life of the seeder is prolonged. The embodiment of the present application is provided with the large spring 9, and the position of the positioning rod 81 is fixed by the resilience force of the spring in the stretching or compressing state.

Because the positioning rod 81 is connected with the large spring 9, when the extension length of the positioning rod 81 is adjusted, the spring is necessarily deformed, so that the positioning rod 81 is stressed. The disseminator that this application embodiment provided has still set up locking device, and locking device is located the locating lever 81 and with 4 fixed connection of seed circulation chamber. After the extension length of the positioning rod 81 is adjusted, the locking device is locked to fix the positioning rod 81; after the seeding is finished, the locking device is loosened, and the positioning rod 81 returns to the initial position under the elastic force action of the large spring 9.

Optionally, a steel wire 10 is arranged on the outer wall of the loading hopper 2, one end of the steel wire 10 is fixed on the outer wall of the loading hopper 2, and the other end of the steel wire is connected with the seeding nozzle 7.

The seeds enter the sowing mouth 7, and after the sowing mouth 7 extends into the soil, the steel wire 10 is lifted, so that the sowing mouth 7 is opened, and the seeds enter the soil; after each sowing, the sowing nozzle 7 leaves the soil and is closed, so that the seeds can not be sprinkled on the surface of the soil, and unnecessary waste of the seeds is avoided.

Optionally, a small spring 11 is further arranged on the inner wall of the feeding hopper 2, one end of the small spring 11 is connected with the elastic column for fixing the steel wire 10, and the other end of the small spring is fixed on the inner wall of the feeding hopper 2.

The purpose of setting up little spring 11 is after the seeding, and when seeding mouth 7 left soil, little spring 11's elasticity can make seeding mouth 7 automatic closure, avoids the trouble that manual operation brought. If the seeding nozzle 7 is closed by manual operation, the situation that the seeding nozzle 7 is forgotten to be closed to scatter the seeds on the soil surface can be caused because of a large number of times of repetition, and if the seeding nozzle 7 cannot be completely closed by the manual force, the seeds can still be wasted. And the spring force of the small spring 11 can automatically close the sowing nozzle 7, and the sowing nozzle can be completely closed without leaving gaps, so that the seeds are not wasted.

Optionally, the seeding nozzle 7 is a duckbill seeding nozzle.

As shown in fig. 1 or fig. 2, in the embodiment of the present application, the sowing nozzle 7 is a duckbilled sowing nozzle, and the tip portion thereof is in a pointed shape, so that the sowing nozzle is easy to insert into soil and easy to operate; meanwhile, the duckbilled cavity has relatively large space, can easily contain one, two or even three seeds to be extruded, cannot cause the outer surfaces of the seeds to be damaged by compression, and cannot cause the surface deformation of the seeding nozzle 7.

It is noted that relational terms such as "first" and "second," and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that an article or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The above description is merely exemplary of the present application and is presented to enable those skilled in the art to understand and practice the present application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

It should be understood that the present application is not limited to what has been described above and shown in the accompanying drawings, and that various modifications and changes can be made without departing from the scope thereof. The scope of the application is limited only by the appended claims.

Claims

1. A hand-held seeder is characterized by comprising a handle (1), a loading hopper (2), a seed storage cylinder (3), a seed circulation cavity (4), a seed sowing wheel (5), a transmission pin (6), a seeding nozzle (7) and a positioner (8);

the feed hopper (2) is arranged below the handle (1), the seed storage barrel (3) is arranged below the feed hopper (2), and the seed circulation cavity (4) is arranged below the seed storage barrel (3); wherein the seed storage barrel (3) comprises a first seed storage body (31) and a second seed storage body (32), and the first seed storage body (31) and the second seed storage body (32) are separated by a baffle;

the seed discharging wheel (5) is arranged inside the seed circulation cavity (4), and the outer wall of the seed discharging wheel (5) is tightly attached to the inner wall of the seed circulation cavity (4); the seed sowing wheel (5) is cylindrical, circular holes are formed in the wall of the seed sowing wheel, and three circular holes are formed in each row along the axial direction of the seed sowing wheel (5); a circle of circular holes in the cylinder wall of the seed sowing wheel (5) at one end of the lower part of the first seed storage body (31) are communicated with each other to form a communication hole, and a positioning rod of the transmission pin (6) extends into the communication hole;

the transmission pin (6) is positioned below the seed sowing wheel (5) and is used for controlling the rotation and the replacement of the seed sowing wheel (5);

the seeding nozzle (7) is positioned below the seed circulation cavity (4);

the upper part of the positioner (8) is positioned in the loading hopper (2), and the lower part of the positioner extends out of the seed circulation cavity (4).

2. A hand-held seeder according to claim 1, characterized in that the positioner (8) comprises a positioning rod (81) and a base (82), the positioning rod (81) is provided with a slot, the inner wall of the hopper (2) is provided with a fixed block, and the fixed block is located in the middle of the slot.

3. The hand-held seeder according to claim 2, wherein the inner wall of the hopper (2) is further provided with a large spring (9), one end of the large spring (9) is connected with the upper part of the positioning rod (81), and the other end is fixed on the inner wall of the hopper (2).

4. A hand-held seeder according to claim 2, characterized in that the outer wall of the hopper (2) is provided with a steel wire (10), one end of the steel wire (10) is fixed on the outer wall of the hopper (2), and the other end is connected with the seeding nozzle (7).

5. A hand-held seeder according to claim 4, characterized in that the inner wall of the hopper (2) is further provided with a small spring (11), one end of the small spring (11) is connected with an elastic column for fixing the steel wire (10), and the other end is fixed on the inner wall of the hopper (2).

6. A hand-held disseminator according to claim 1, characterised in that the nozzle (7) is a duckbill nozzle.