CN213426966U

CN213426966U - Backpack fertilizer applicator

Info

Publication number: CN213426966U
Application number: CN202021842575.5U
Authority: CN
Inventors: 高志英; 董丽会
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-08-28
Filing date: 2020-08-28
Publication date: 2021-06-15
Anticipated expiration: 2030-08-28

Abstract

The utility model relates to a backpack fertilizer applicator, including the storage vat and the row's material pipe of depositing fertilizer, be provided with braces, feed inlet and discharging pipe on the storage vat, it is provided with the mouth of fertilizing on the material pipe to arrange, the discharging pipe with it passes through the hose connection to arrange the material pipe, its characterized in that, the discharging pipe of storage vat with the bottom surface of storage vat is tangent, be provided with in the storage vat and arrange the material screw rod, the one end of arranging the material screw rod extends to the exit end of discharging pipe, arrange the other end of material screw rod with storage vat barrel wall rotates and connects, it keeps away from to arrange the material screw rod the one end of discharging pipe is extended be provided with the drive behind the storage vat arrange material screw rod. The utility model solves the problem of unsmooth discharge of the fertilizer due to blockage of the fertilizer at the discharge pipe of the storage barrel; also solved fertilizer and piled up in the hose, the problem that the handheld degree of difficulty that arranges the material fertilization of staff that causes increases.

Description

Backpack fertilizer applicator

Technical Field

The utility model relates to a fertilizer applicator, concretely relates to backpack fertilizer applicator.

Background

In the process of agricultural production, crops need to be fertilized at different stages of their growth. In the prior art, fertilization often depends on a manual fertilizer losing mode, so that the operation mode not only increases the labor cost of fertilization and the labor intensity of workers, but also has lower fertilization efficiency. Therefore, in order to meet the need of fertilization in crop growth, the backpack fertilizer applicator is produced, but the current fertilizer applying valve for controlling fertilizer output of the backpack fertilizer applicator in the market is usually arranged at the end of a material discharging pipe, and no material discharging control structure of the material storage barrel 1 is usually arranged on the material storage barrel 1, so that the following problems are easy to occur in the fertilizer applying process: for example, 1), when arranging the material not smooth, fertilizer blocks up in storage vat 1's discharge gate department, need continuous knocking storage vat 1 in the use, just enables fertilizer and gets into hose 7, then gets into row material pipe 2, and this has undoubtedly caused very big inconvenience to the staff who bears the heavier fertilizer. 2) When arranging the material unobstructed, all can deposit a large amount of fertilizers in the upper portion of arranging the material pipe 2 internal fertilization valve and hose 7 to increased hose 7 and arranged the whole weight of material pipe 2 parts, this just leads to the handheld material pipe 2 of arranging of staff's fertilization time more hard, has improved the requirement to staff's arm power, has reduced staff's continuous operation's bearing time.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects of the prior art and provides a backpack fertilizer applicator.

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

the utility model provides a backpack fertilizer applicator, is including the storage vat and the row's material pipe of depositing fertilizer, be provided with braces, feed inlet and discharging pipe on the storage vat, it is provided with the mouth of fertilizing on the row's material pipe, the discharging pipe with it passes through the hose connection to arrange the material pipe, set up in one side of storage vat, be provided with row's material screw rod in the storage vat, the one end of arranging the material screw rod extends to the exit end of discharging pipe, arrange the other end of material screw rod with storage vat barrel wall rotates to be connected, it keeps away from to arrange the material screw rod the one end of discharging pipe extends be provided with the drive behind the storage vat arrange.

Further, arrange the material screw rod including arranging the material axle, set up in arrange epaxial row of material spiral, arrange the outer edge of material spiral with the diapire butt of discharge tube inner wall and storage vat.

Furthermore, the bottom wall of the 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 material discharging screw rod is arranged on one side of the storage barrel close to the straps, and one side of the storage barrel close to the straps is provided with an arc-shaped chamfer matched with the outer edge of the material discharging spiral.

Furthermore, the bottom wall of the storage barrel is obliquely arranged in the left-right direction, so that the discharging screw rod is obliquely arranged, one end, close to the discharging pipe, of the discharging screw rod is high, and one end, far away from the discharging pipe, of the discharging screw rod is low.

Furthermore, actuating mechanism including fixed set up in arrange epaxial ratchet, rotate set up in arrange epaxial rocker, set up in arrange initiative pawl on the rocker to and through round pin axle rotation set up in non return pawl on the storage vat, initiative pawl with non return pawl's work end all set up in the corresponding tooth's socket of ratchet.

Furthermore, the rocker is provided with a mounting plate, the mounting plate is provided with a sliding hole, the active pawl penetrates through the sliding hole and slides along the sliding hole, a fixing ring is arranged below the mounting plate on the active pawl, a first reset spring is arranged between the fixing ring and the mounting plate, and the active pawl is sleeved with the first reset spring.

Furthermore, the non-return pawl is obliquely arranged, and an included angle between the non-return pawl and the vertical direction is 45-135 degrees.

Furthermore, a limiting plate is further arranged above the check pawl, and a yielding space for allowing the check pawl to rotate is arranged between the check pawl and the limiting plate.

Furthermore, a second reset spring is further arranged on the rocker, one end of the second reset spring is fixedly arranged in the middle of the rocker, and the other end of the second reset spring is fixedly arranged in the middle or the upper part of the storage vat.

Furthermore, an upper limit block and a lower limit block are further arranged in the rotating range of the rocker on the storage barrel.

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

the utility model arranges the discharge screw on the storage vat, and pushes the fertilizer in the storage vat into the hose through the discharge screw, thereby avoiding the blockage of the fertilizer at the discharge pipe of the storage vat and the unsmooth discharge; the utility model discloses arrange the material screw rod and extend to in the discharge tube, make its effect that can play the valve, only arrange the material screw rod when rotating, just can the ejection of compact, arrange the material screw rod and can not the ejection of compact when not changeing to avoided fertilizer to pile up in the hose, reduced the handheld degree of difficulty of arranging the material fertilization of staff.

Drawings

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

fig. 2 is a front view of an embodiment of the present invention;

FIG. 3 is a cross-sectional view (partially schematic) taken along A-A of FIG. 2;

fig. 4 is a top view of an embodiment of the present invention;

in the figure: 1. the device comprises a storage barrel, 2, a discharge pipe, 3, a strap, 4, a feed inlet, 5, a discharge pipe, 6, a fertilizer application port, 7, a hose, 8, a discharge screw, 9, a discharge shaft, 10, a discharge spiral, 11, a pin shaft, 12, a ratchet wheel, 13, a rocker, 14, a driving pawl, 15, a non-return pawl, 16, a tooth groove, 17, a mounting plate, 18, a fixing ring, 19, a first return spring, 20, a limiting plate, 21 and a yielding space; 22. the second reset spring 23, the limiting block 24, the limiting groove 25 and the limiting bulge; 26. inclined working face, 27, straight working face, 28, straight face, 29, inclined face.

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.

As shown in fig. 1-4 the utility model relates to a backpack fertilizer applicator, including storage vat 1 and the row of depositing fertilizer pipe 2 of depositing fertilizer, be provided with braces 3 on the storage vat 1, feed inlet 4 and discharging pipe 5, it is provided with fertilization mouth 6 on the pipe 2 to arrange, the discharging pipe with it passes through hose 7 to arrange the pipe 2 and connects, set up in one side of storage vat 1, be provided with in the storage vat 1 and arrange material screw rod 8, the one end of arranging material screw rod 8 extends to the exit end of discharging pipe 5, arrange the other end of material screw rod 8 with 1 bucket wall of storage vat rotates and connects, it keeps away from to arrange material screw rod 8 the one end of discharging pipe 5 is extended be provided with the drive behind the storage vat 1 arrange material screw rod 8 pivoted actuating mechanism.

Further, arrange material screw rod 8 including arranging material axle 9, set up in arrange material spiral 10 on the material axle 9, arrange the outer edge of material spiral 10 with the diapire butt of 5 inner walls of discharging pipe and storage vat 1. The utility model arranges the material discharge screw 10 on the material storage barrel 1, and pushes the fertilizer in the material storage barrel 1 into the hose 7 through the material discharge screw 10, thereby avoiding the blockage of the fertilizer at the material discharge pipe 5 of the material storage barrel 1 and the unsmooth material discharge; the utility model discloses arrange in material spiral 10 extends to discharging pipe 5, make its effect that can play the valve, only arrange material spiral 10 when rotating, just can the ejection of compact, arrange material spiral 10 and can not the ejection of compact when not changeing to avoided fertilizer to pile up in hose 7, reduced the handheld degree of difficulty of arranging the material fertilization of staff.

As an embodiment of the utility model relates to a backpack fertilizer applicator, the diapire of storage vat 1 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 one side high, arrange material screw rod 8 set up in storage vat 1 is close to one side of braces 3, one side that storage vat 1 is close to braces 3 be provided with arrange material spiral 10 outer edge matched with arc chamfer.

As an embodiment of the utility model relates to a backpack fertilizer applicator, the diapire left and right sides direction slope of storage vat 1 sets up, thereby makes it sets up to arrange the slope of material screw rod 8, it is close to arrange material screw rod 8 the one end of discharging pipe 5 is high, keeps away from the one end of discharging pipe 5 is low. The utility model discloses arrange material screw rod 8 slope setting, avoided in the staff walking process fertilizer to take place the part because of jolting from arranging material screw rod 8's export one end and drop.

As an embodiment of the utility model relates to a backpack fertilizer applicator, actuating mechanism including fixed set up in arrange the epaxial ratchet 12 of material 9, rotate set up in arrange the epaxial rocker 13 of material 9, set up in initiative pawl 14 on the rocker 13, and rotate set up in non return pawl 15 on the storage vat 1, initiative pawl 14 with non return pawl 15's working end all set up in the corresponding tooth's socket 16 of ratchet 12. The utility model discloses initiative pawl 14 is used for promoting ratchet 12 and rotates, and non return pawl 15 is used for preventing ratchet 12 reversal.

Further, a mounting plate 17 is arranged on the rocker 13, a sliding hole is formed in the mounting plate 17, the active pawl 14 penetrates through the sliding hole and slides along the sliding hole, a fixing ring 18 is arranged on the active pawl 14 below the mounting plate 17, a first return spring 19 is arranged between the fixing ring 18 and the mounting plate 17, and the active pawl 14 is sleeved with the first return spring 19. The utility model discloses tooth's socket 16 is provided with a straight face 28 and an inclined plane 29, according to the direction of rotation of ratchet 12, straight face 28 sets up in the place ahead of inclined plane 29, the working end of initiative pawl 14 is provided with straight working face 27 and oblique working face 26, straight working face 27 on the initiative pawl 14 and the straight face 28 butt of tooth's socket 16, oblique working face 26 on the initiative pawl 14 and the inclined plane 29 cooperation of tooth's socket 16, in this embodiment, the spiral direction of row material spiral selection is anticlockwise, therefore, when arranging the anticlockwise rotation of axle 9, arrange material spiral 10 row material, when pushing down rocker 13, because straight working face 27 on the initiative pawl 14 and the straight face butt of tooth's socket 16 to make initiative pawl 14 can promote ratchet 12 anticlockwise rotation, when rocker 13 upwards resets, because when the oblique working face 26 of initiative pawl 14 and the inclined plane cooperation of tooth's socket 16, consequently, the rocker 13 can be reset smoothly.

As an embodiment of the utility model relates to a backpack fertilizer applicator, the pawl slope sets up, the contained angle of non return pawl 15 and vertical direction is 45 ~ 135 degrees to make non return pawl 15 can be in under the action of gravity in the tooth's socket 16 of ratchet 12 all the time. The utility model discloses the setting up of initiative pawl 14 and non return pawl 15 makes ratchet 12's rotation rotate for intermittent type formula to form the row's of intermittent type formula row material mode, when only rocker 13 pushes down, ratchet 12 just can rotate, just can drive row material spiral 10 and arrange the material, consequently, its cave fertilization mode that more is applicable to fertilizer.

Further, the top of non return pawl 15 still is provided with limiting plate 20, non return pawl 15 with be provided with between the limiting plate 20 and be used for supplying non return pawl 15 pivoted space of stepping down 21. When the ratchet wheel 12 rotates anticlockwise under the pushing of the driving pawl 14, the non-return pawl 15 slightly rotates upwards under the action of the inclined plane of the tooth groove 16, and the arrangement of the abdicating space 21 realizes the micro-motion of the non-return pawl 15; in addition, since the check pawl 15 is easily rotated excessively upward due to collision and hooking of large crops such as branches and the like during field operation, the rotation range of the check pawl 15 is limited by the limiting plate 20, and check failure caused by excessive rotation is avoided.

As an embodiment of the backpack fertilizer applicator of the present invention, the rocking bar 13 is further provided with a second return spring 22, one end of the second return spring 22 is fixedly disposed in the middle of the rocking bar 13, and the other end is fixedly disposed in the middle or upper portion of the storage barrel 1; the utility model discloses the setting of spring can be so that rocker 13 is in ascending position when not receiving the effect of holding down force.

As an embodiment of the utility model, the storage barrel 1 is provided with an upper stopper 23 and a lower stopper 23 in the rotation range of the rocker 13. The upper and lower limiting blocks 23 are arranged to limit the pressing and resetting degree of the rocker 13.

The utility model discloses a use method:

the utility model discloses during the use, rocker 13 up-and-down motion is held to one hand, and when rocker 13 downstream, can drive row material pole and rotate to release fertilizer from storage vat 1, and another hand grips row material pipe 2, is executed fertilizer in the assigned position.

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

1. A backpack fertilizer applicator, which comprises a storage barrel (1) for storing fertilizer and a discharge pipe (2), the material storage barrel (1) is provided with a strap (3), a feeding hole (4) and a discharging pipe (5), the discharging pipe (2) is provided with a fertilizing opening (6), the discharging pipe (5) is connected with the discharging pipe (2) through a hose (7), it is characterized in that the discharge pipe (5) of the storage barrel (1) is arranged at one side of the storage barrel (1), a material discharging screw rod (8) is arranged in the material storage barrel (1), one end of the material discharging screw rod (8) extends to the outlet end of the material discharging pipe (5), the other end of the discharging screw rod (8) is rotationally connected with the wall of the material storage barrel (1), one end of the discharging screw rod (8) far away from the discharging pipe (5) extends out of the material storage barrel (1) and then is provided with a driving mechanism for driving the discharging screw rod (8) to rotate.

2. The backpack fertilizer applicator as claimed in claim 1, wherein the discharge screw (8) comprises a discharge shaft (9), a discharge screw (10) disposed on the discharge shaft (9), and the outer edge of the discharge screw (10) abuts against the inner wall of the discharge pipe (5) and the bottom wall of the storage barrel (1).

3. The backpack fertilizer applicator as claimed in claim 2, wherein the bottom wall of the storage barrel (1) is inclined in the front and rear direction, the side close to the strap (3) is lower, and the side far from the strap (3) is higher, the discharging screw (8) is arranged on the side of the storage barrel (1) close to the strap (3), and the side of the storage barrel (1) close to the strap (3) is provided with an arc-shaped chamfer matching with the outer edge of the discharging screw (10).

4. The backpack fertilizer applicator as claimed in claim 1, wherein the bottom wall of the storage barrel (1) is inclined in the left-right direction, so that the discharge screw (8) is inclined, and the end of the discharge screw (8) close to the discharge pipe (5) is higher and the end far from the discharge pipe (5) is lower.

5. The backpack fertilizer applicator as claimed in claim 2, wherein the driving mechanism comprises a ratchet wheel (12) fixedly arranged on the discharging shaft (9), a rocker (13) rotatably arranged on the discharging shaft (9), a driving pawl (14) arranged on the rocker (13), and a non-return pawl (15) rotatably arranged on the storage bucket (1) through a pin shaft (11), and the working ends of the driving pawl (14) and the non-return pawl (15) are both arranged in a tooth socket (16) corresponding to the ratchet wheel (12).

6. The backpack fertilizer applicator as claimed in claim 5, characterized in that a mounting plate (17) is provided on the rocker (13), a sliding hole is provided on the mounting plate (17), the active pawl (14) penetrates through the sliding hole and slides along the sliding hole, a fixing ring (18) is provided on the active pawl (14) below the mounting plate (17), a first return spring (19) is provided between the fixing ring (18) and the mounting plate (17), and the first return spring (19) is sleeved on the active pawl (14).

7. The backpack fertilizer applicator as claimed in claim 5, wherein the non-return pawl (15) is arranged obliquely, and the included angle between the non-return pawl (15) and the vertical direction is 45-135 degrees.

8. The backpack fertilizer applicator as claimed in claim 7, wherein a limiting plate (20) is further disposed above the non-return pawl (15), and a space (21) for avoiding the rotation of the non-return pawl (15) is disposed between the non-return pawl (15) and the limiting plate (20).

9. The backpack fertilizer applicator as claimed in claim 5, wherein the rocking bar (13) is further provided with a second return spring (22), one end of the second return spring (22) is fixedly arranged in the middle of the rocking bar (13), and the other end is fixedly arranged in the middle or upper part of the storage barrel (1).

10. The backpack fertilizer applicator as claimed in claim 5, wherein the storage barrel (1) is further provided with an upper and a lower limit blocks (23) within the rotation range of the rocker (13).