CN213280625U - Backpack type seeder - Google Patents

Abstract

The utility model relates to a backpack seeder, which comprises a large storage barrel for storing seeds and a seed sowing device, wherein the large storage barrel is provided with a strap, a feed inlet and a discharge pipe I, and the discharge pipe I is communicated with a seed inlet of the seed sowing device through a hose; the seed sowing device comprises a spade handle, a spade head fixedly arranged at the bottom of the spade handle, a seed sowing outlet pipe fixedly arranged at the rear of the spade head, a small storage barrel fixedly arranged at the upper part of the spade handle, a discharge pipe II arranged at the bottom of the small storage barrel, a first grab handle and a second grab handle arranged at two ends of the discharge pipe II, and a communicating pipe for communicating the discharge pipe II and the seed sowing outlet pipe; the discharging device is characterized in that a discharging screw rod is arranged in the large storage barrel in a rotating mode, one end of the discharging screw rod extends into the discharging pipe I, and a driving mechanism for driving the discharging screw rod to rotate is arranged behind the discharging screw rod extending out of the large storage barrel. The utility model provides high seeding efficiency when manual seeding.

Description

Backpack type seeder

Technical Field

The utility model relates to a disseminator, concretely relates to backpack disseminator.

Background

In the in-process of agricultural production, the condition of lacking the seedling and replanting the seedling often can appear, in addition, some lands, woodland intercropping plots, because the seeder can't get into, also often adopt artificial planting's mode to sow, adopt hoe or spade to dig the hole earlier, put the seed again, then the earthing, such operational mode has not only increased the human cost of seeding, has increased staff's intensity of labour, and the efficiency of sowing is lower moreover. Therefore, in order to meet the needs of small-area plots and seedling shortage and seedling supplement, the backpack type seeder is produced, but the seed discharging valve for controlling seed discharging of the backpack type seeder in the current market is usually arranged at the middle lower part of the seed discharging device, and the discharging control structure of the storage box is not arranged on the storage box, so that the following problems are easy to occur in the seeding process: for example, 1), when arranging the material not smooth, the seed blocks up in the discharge gate department of storage case, need continuous big storage vat of strikeing in the use, just enables the seed and gets into the hose, then gets into row material pipe, this has undoubtedly caused very big inconvenience to the staff who bears the heavier seed. 2) When the discharging is smooth, a large number of seeds are stored on the upper part of a seed discharging valve in the seed sowing device and in the hose, so that the overall weight of the hose and the seed sowing device is increased, the labor is more consumed when workers hold the seed sowing device for sowing, the requirement on the arm strength of the workers is improved, and the bearing time of continuous operation of the workers is shortened; 3) the existing backpack seeder only can feed seeds and dig pits, and the digging pit also needs to be carried out independently, so that the seeding efficiency is low.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome the defects of the prior art and provide a backpack type seeder.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

a backpack seeder comprises a large storage barrel for storing seeds and a seed sowing device, wherein the large storage barrel is provided with straps, a feed inlet and a first discharge pipe, and the first discharge pipe is communicated with a seed inlet of the seed sowing device through a hose; the seed sowing device comprises a spade handle, a spade head fixedly arranged at the bottom of the spade handle, a seed sowing outlet pipe fixedly arranged at the rear of the spade head, a small storage barrel fixedly arranged at the upper part of the spade handle, a discharge pipe II arranged at the bottom of the small storage barrel, a first grab handle and a second grab handle arranged at two ends of the discharge pipe II, and a communicating pipe for communicating the discharge pipe II and the seed sowing outlet pipe; the discharging device is characterized in that a discharging screw rod is arranged in the large storage barrel in a rotating mode, one end of the discharging screw rod extends into the discharging pipe I, and a driving mechanism for driving the discharging screw rod to rotate is arranged behind the discharging screw rod, wherein one end of the discharging screw rod, which is far away from the discharging pipe I, extends out of the large storage barrel.

Furthermore, the discharge screw rod comprises a discharge shaft and a discharge spiral arranged on the discharge shaft.

Furthermore, the bottom wall of the large storage barrel is obliquely arranged in the front and back direction, one side close to the straps is low, and one side far away from the straps is high, the discharge screw is arranged on one side of the large storage barrel close to the straps, and one side of the large storage barrel close to the straps is provided with arc-shaped chamfers matched with the outer edges of the discharge screws.

Furthermore, the driving mechanism comprises a shaft sleeve fixedly arranged on the spade handle, and a rotating shaft rotatably arranged in the shaft sleeve, wherein one end of the rotating shaft extends out of the shaft sleeve and is provided with a rotating handle, and the other end of the rotating shaft is connected with the discharging shaft through a flexible shaft in a transmission manner.

Further, discharging pipe one includes that the ejection of compact is violently managed, set up in the ejection of compact is violently managed and is kept away from the bottom opening of big storage vat one end, set up in the ejection of compact standpipe of bottom opening part.

Further, discharging pipe two is square pipe, it is provided with quantitative seed metering axle to rotate on the discharging pipe two, quantitative seed metering axle with the inner wall is tangent to be set up around discharging pipe two, the epaxial a plurality of seed grooves that are provided with of quantitative seed metering along the circumference, the one end of quantitative seed metering axle is extended set up the turn button behind discharging pipe two and the grab handle one, the other end of quantitative seed metering axle is extended set up the limiting plate behind discharging pipe two and the grab handle two.

Further, the tip of grab handle two is provided with a plurality of hemisphere positioning groove along the circumference, be provided with the breach on the limiting plate, be provided with the lug in the breach, it is protruding to be provided with the hemisphere location on the lug, the hemisphere location protruding set up in the hemisphere positioning groove.

Compared with the prior art, the beneficial effects of the utility model reside in that:

the utility model arranges the discharging screw on the large storage vat, and pushes the seeds in the large storage vat into the hose through the discharging screw, thereby avoiding the blockage of the seeds at the discharging pipe of the large storage vat and the unsmooth seed discharging; the utility model discloses arrange the material screw rod and extend to discharging pipe one in, make its effect that can play the valve, only when arranging the material screw rod and rotate, just can the ejection of compact, arrange the material screw rod and can not the ejection of compact when not changeing to avoided the seed to pile up in the hose, reduced the degree of difficulty that the handheld disseminator of staff was sowed. The utility model discloses will set up spade handle and spade head on disseminator to will arrange the material pipe and set up in the rear of spade head, during the use, press the spade head into the ground, pry forward, can form the pit in the rear side of spade head, can directly arrange the seed to the pit this moment, extract the spade head, can fold the pit, thereby realize digging the pit, put kind, earthing operation, its more traditional backpack disseminator seeding efficiency is higher.

Drawings

Fig. 1 is a perspective view of an embodiment of the present invention;

FIG. 2 is an enlarged view of FIG. 1 at A;

fig. 3 is a top view of an embodiment of the present invention;

FIG. 4 is a cross-sectional view taken along line B-B of FIG. 3;

FIG. 5 is a cross-sectional view (partially schematic) taken along the direction C-C of FIG. 3;

FIG. 6 is a perspective view of a second handle in an embodiment of the present invention;

fig. 7 is a perspective view of a quantitative seed shaft according to an embodiment of the present invention.

In the figure: 1. the seed sowing device comprises a large storage barrel, 2, a seed sowing device, 3, straps, 4, a feeding port, 5, a first discharging pipe, 6, a hose, 7, a spade handle, 8, a spade head, 9, a seed sowing outlet pipe, 10, a small storage barrel, 11, a second discharging pipe, 12, a first handle, 13, a second handle, 14 and a communicating pipe; 15. a discharge screw 16, a discharge shaft 17, a discharge screw 18 and a knob; 19. the device comprises an installation rod 20, a shaft sleeve 21, a rotating shaft 22, a rotating handle 23, a flexible shaft 25, a horizontal discharging pipe 26, a vertical discharging pipe 27, a quantitative seed discharging shaft 28, a seed groove 29, a limiting plate 30, a positioning groove 31, a notch 32, a lug 33, a positioning protrusion 34 and a protection pipe.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The present invention will be described in further detail with reference to the accompanying drawings.

The embodiment of the present invention shown in fig. 1 to 7 is an embodiment of a backpack seeder, comprising a large storage barrel 1 for storing seeds and a seed sowing device 2, wherein the large storage barrel 1 is provided with a strap 3, a feeding port 4 and a discharging pipe one 5, and the discharging pipe one 5 is communicated with a seed inlet of the seed sowing device 2 through a hose 6; the seed sowing device 2 is characterized by comprising a spade handle 7, a spade head 8 fixedly arranged at the bottom of the spade handle 7, a seed sowing outlet pipe 9 fixedly arranged behind the spade head 8, a small storage barrel 10 fixedly arranged at the upper part of the spade handle 7, a discharge pipe II 11 arranged at the bottom of the small storage barrel 10, a first grab handle 12 and a second grab handle 13 arranged at two ends of the discharge pipe II 11, and a communicating pipe 14 communicating the discharge pipe II 11 with the seed sowing outlet pipe 9; the discharging pipe I5 is arranged on one side of the large storage barrel 1, a discharging screw rod 15 is arranged in the large storage barrel 1 in a rotating mode, one end of the discharging screw rod 15 extends into the discharging pipe I5, and one end, far away from the discharging pipe I5, of the discharging screw rod 15 extends out of the large storage barrel 1 and then is provided with a driving mechanism for driving the discharging screw rod 15 to rotate.

Further, the discharge screw 15 includes a discharge shaft 16, and a discharge screw 17 disposed on the discharge shaft 16.

Further, the outer edge of the discharge spiral 17 is abutted against the inner wall of the discharge transverse pipe and the bottom wall of the large storage barrel 1. The utility model arranges the discharging screw 17 on the large storage barrel 1, and pushes the seeds in the large storage barrel 1 into the hose 6 through the discharging screw 17, thereby avoiding the blockage of the seeds at 5 parts of the discharging pipe of the large storage barrel 1 and the unsmooth seed discharging; the utility model discloses arrange material spiral 17 and extend to discharging pipe 5 in, make its effect that can play the valve, only arrange material spiral 17 when rotating, just can the ejection of compact, arrange the material spiral 17 and can not ejection of compact when not changeing to avoided the seed to pile up in hose 6, reduced the degree of difficulty that the handheld disseminator of staff was sowed. The utility model discloses will set up spade handle 7 and spade head 8 on the seed metering ware to arranging the material pipe and setting up in spade head 8's rear, during the use, in pressing spade head 8 into the soil, pry forward, can form the pit in spade head 8's rear side, can directly arrange the seed to the pit this moment, extract spade head 8, can fold the pit, thereby realize digging the pit, put kind, earthing operation, its more traditional backpack disseminator seeding efficiency is higher.

As an embodiment of the utility model relates to a backpack disseminator, big storage vat 1's diapire sets up in the slope of front and back direction, and one side that is close to braces 3 is low, keeps away from braces 3 and inclines highly, arrange material screw rod 15 set up in big storage vat 1 is close to one side of braces 3, big storage vat 1 be close to braces 3 one side be provided with arrange material spiral 17 outer edge matched with arc chamfer.

As an embodiment of the utility model relates to a backpack disseminator, actuating mechanism including fixed set up in arrange the epaxial turning handle of material, during the use, only need hold the turning handle and rotate, can drive row's material screw rod and rotate, make the seed follow discharge entering little storage vat in the big storage vat.

As another embodiment of the utility model relates to a backpack disseminator, actuating mechanism including fixed set up in axle sleeve 20 on the spade handle 7, rotate set up in pivot 21 in the axle sleeve 20, the one end of pivot 21 is extended set up twist grip 22 behind the axle sleeve 20, the other end of pivot 21 with it connects to arrange material axle 16 through flexible axle 23 transmission. The flexible shaft 23 of the present invention is a shaft with very small rigidity, elasticity and free bending transmission, and is used for connecting two shafts which are not in the same axis and in the same direction or have relative motion so as to transmit rotary motion and torque. The rotary motion and the torque can be flexibly transmitted to any position. Since the transmission of the flexible shaft 23 belongs to the prior art, the specific structure of the flexible shaft 23 is not described in detail herein.

Further, still be provided with the protection tube 34 that is formed by hard material such as hard plastics or metal iron preparation between axle sleeve 20 and the big storage vat, flexible axle 21 set up in the protection tube 34, the setting of protection tube 34 avoids flexible axle 21 to rotate the in-process because of wrench movement touching people's health.

As an embodiment of the utility model relates to a backpack disseminator, discharging pipe 5 violently manages 25 including the ejection of compact, set up in the ejection of compact is violently managed 25 and is kept away from the bottom opening of 1 one end of big storage vat set up in the ejection of compact standpipe 26 of bottom opening part.

As an embodiment of the utility model relates to a backpack disseminator, two 11 of discharging pipes are square pipe, it is provided with quantitative seed metering axle 27 to rotate on two 11 of discharging pipes, quantitative seed metering axle 27 with the tangent setting of inner wall around two 11 of discharging pipes, be provided with a plurality of seed tanks 28 along the circumference on the quantitative seed metering axle 27, the one end of quantitative seed metering axle 27 is extended set up knob 18 behind two 11 of discharging pipes and the grab handle 12, the other end of quantitative seed metering axle 27 extends set up limiting plate 29 behind two 11 of discharging pipes and the grab handle 13. The utility model discloses a set up kind of seed groove 28 on quantitative discharging shaft 16, through the volume size of kind of seed groove 28, come to carry out the ration to the seeding volume and prescribe a limit to.

Further, the tip of grab handle two 13 is provided with a plurality of hemisphere positioning grooves 30 along the circumference, be provided with breach 31 on the limiting plate 29, be provided with lug 32 in the breach 31, be provided with hemisphere location arch 33 on the lug 32, hemisphere location arch 33 set up in hemisphere positioning grooves 30.

Further, the number of the positioning grooves 30 is equal to the number of the seed grooves 28. The hemispherical positioning bulge 33 rotates from one positioning groove to the next positioning groove along with the rotation of the seeding shaft 27, and then primary seeding can be completed.

The utility model discloses a use method:

when the utility model is used, firstly, the rotating handle 22 is held by hand to rotate, the rotating shaft 21 transmits the rotation to the discharging shaft 16 through the flexible shaft 23, thereby driving the discharging shaft 16 to rotate, the seeds in the big storage bucket are properly discharged to the small storage bucket 10 through the hose 6, then, two handles are respectively held by two hands, one foot is placed at the top of the spade head 8, the spade head 8 is pressed downwards by the foot, the spade head 8 is pressed into the soil, then the two hands move forwards, the spade head 8 is pried forwards, thereby a seed pit is formed at the rear side of the spade head 8, at the moment, one hand rotates the rotating button 18 to seed, the seeds can be discharged into the seed pit, then the spade head 8 is extracted, the pried supporting of the spade head 8 is lost, the soil is pressed downwards under the action of gravity, the soil covering is realized, namely, one-time sowing is completed, when the seeds in the small storage bucket 10 are used up or the amount is too small, the rotating shaft 21 is rotated again, discharging the seeds in the large storage barrel 1 to the small storage barrel 10.

The above-described embodiments are merely preferred examples of the present invention and are not exhaustive of the possible implementations of the present invention. Any obvious modifications to the above would be obvious to those of ordinary skill in the art, but would not bring the invention so modified beyond the spirit and scope of the present invention.

Claims (7)

1. A backpack seeder comprises a large storage barrel (1) for storing seeds and a seeding apparatus (2), wherein the large storage barrel (1) is provided with a strap (3), a feeding hole (4) and a discharging pipe I (5), and the discharging pipe I (5) is communicated with a seed inlet of the seeding apparatus (2) through a hose (6); the seed metering device is characterized in that the seed metering device (2) comprises a spade handle (7), a spade head (8) fixedly arranged at the bottom of the spade handle (7), a seed metering outlet pipe (9) fixedly arranged at the rear of the spade head (8), a small storage barrel (10) fixedly arranged at the upper part of the spade handle (7), a second discharging pipe (11) arranged at the bottom of the small storage barrel (10), a first grab handle (12) and a second grab handle (13) arranged at two ends of the second discharging pipe (11), and a communicating pipe (14) communicating the second discharging pipe (11) with the seed metering outlet pipe (9); the discharging device is characterized in that a discharging screw rod (15) is arranged in the large storage barrel (1) in a rotating mode, one end of the discharging screw rod (15) extends into the discharging pipe I (5), and one end, far away from the discharging pipe I (5), of the discharging screw rod (15) extends out of the large storage barrel (1) and then is provided with a driving mechanism for driving the discharging screw rod (15) to rotate.

2. A backpack seed drill according to claim 1, characterized in that the discharge screw (15) comprises a discharge shaft (16), a discharge screw (17) being arranged on the discharge shaft (16).

3. The backpack seeder according to claim 2, wherein the bottom wall of the large storage barrel (1) is inclined in the front-back direction, the side close to the belt (3) is low, and the side far away from the belt (3) is high, the discharging screw (15) is arranged on the side of the large storage barrel (1) close to the belt (3), and the side of the large storage barrel (1) close to the belt (3) is provided with an arc-shaped chamfer matched with the outer edge of the discharging spiral (17).

4. The backpack seeder of claim 2, wherein the driving mechanism comprises a shaft sleeve (20) fixedly disposed on the shovel shaft (7), a rotating shaft (21) rotatably disposed in the shaft sleeve (20), one end of the rotating shaft (21) extends out of the shaft sleeve (20) and is provided with a rotating handle (22), and the other end of the rotating shaft (21) is in transmission connection with the discharging shaft (16) through a flexible shaft (23).

5. The backpack seeder of claim 1, wherein the first discharging pipe (5) comprises a horizontal discharging pipe (25), a bottom opening arranged at one end of the horizontal discharging pipe (25) far away from the large storage barrel (1), and a vertical discharging pipe (26) arranged at the bottom opening.

6. The backpack type seeder according to claim 1, wherein the second discharging pipe (11) is a square pipe, a quantitative seeding shaft (27) is rotatably arranged on the second discharging pipe (11), the quantitative seeding shaft (27) is tangentially arranged on the front and rear inner walls of the second discharging pipe (11), a plurality of seed grooves (28) are arranged on the quantitative seeding shaft (27) along the circumference, a rotating button (18) is arranged after one end of the quantitative seeding shaft (27) extends out of the second discharging pipe (11) and the first grab handle (12), and a limiting plate (29) is arranged after the other end of the quantitative seeding shaft (27) extends out of the second discharging pipe (11) and the second grab handle (13).

7. The backpack seeder of claim 6, wherein the end of the second handle (13) is circumferentially provided with a plurality of hemispherical positioning grooves (30), the limiting plate (29) is provided with a notch (31), the notch (31) is internally provided with a protruding piece (32), the protruding piece (32) is provided with a hemispherical positioning protrusion (33), and the hemispherical positioning protrusion (33) is arranged in the hemispherical positioning groove (30).

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