CN218789132U

CN218789132U - Weeder is planted to medicinal material

Info

Publication number: CN218789132U
Application number: CN202223242768.9U
Authority: CN
Inventors: 王新强; 林志峰; 王琪; 赵智勇; 岳崇军; 乔宏岳
Original assignee: FUPING YUEDA MACHINERY MANUFACTURING CO LTD
Current assignee: FUPING YUEDA MACHINERY MANUFACTURING CO LTD
Priority date: 2022-12-05
Filing date: 2022-12-05
Publication date: 2023-04-07
Anticipated expiration: 2032-12-05

Abstract

The utility model belongs to the technical field of agricultural machine, concretely relates to weeder is planted to medicinal material, it includes: the gasoline engine is arranged at the upper end of the frame, the handrail is arranged at the rear end of the frame, the backward speed reduction gear box assembly is arranged at the front end of the frame, a belt pulley of the backward speed reduction gear box assembly is in transmission connection with a centrifugal wheel of the gasoline engine through a triangular belt, and a driving chain wheel of the backward speed reduction gear box assembly is in transmission connection with a bicycle flywheel of the walking transmission system through a chain; the cutter head assembly and the fixed cutter are arranged below the backward speed reduction gear box assembly. The weeding machine has the characteristics of small volume, light weight, capability of driving to walk by hands without labor, capability of rotating under rhubarb leaves by a cutter head assembly and capability of removing grass under the rhubarb leaves.

Description

Weeder is planted to medicinal material

Technical Field

The utility model relates to a weeder, concretely relates to weeder is planted to medicinal material. Belongs to the technical field of agricultural machinery.

Background

The rhubarb which is the medicinal material planted at present is mostly planted in a hillside or a small land, the row spacing is 40-50 cm, the leaves are large, the lower part of the rhubarb is close to the ground, the space of a machine for weeding is narrow, the weeding in the first two years of the rhubarb cultivation at present is totally manual, the weeding efficiency is low, and the labor and the time are wasted.

Meanwhile, because many rural young and old people enter the city to work and the rural area is extremely lack of labor force, a miniature weeding machine which is small in size, light in weight, convenient to operate and capable of walking in a narrow space to perform weeding operation is urgently needed in a planting area of a planted rhubarb serving as a medicinal material.

The prior publication No. CN115067066A discloses a patent of a hand-push type quick weeding machine, which is relatively complex in structure, large in occupied area and heavy in weight and is not suitable for being pushed and supported by the old.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a solve the problem that above-mentioned prior art exists, the utility model discloses a purpose is: the weeding machine for medicinal material planting has the characteristics of small volume, light weight, capability of driving to walk by hands without effort, capability of rotating a cutter head assembly below rhubarb leaves and capability of removing grass below the rhubarb leaves.

In order to achieve the technical purpose, the utility model adopts the following technical scheme to realize:

the utility model discloses the technical scheme who adopts as follows:

the utility model discloses a weeder is planted to medicinal material, include: the gasoline engine is arranged at the upper end of the frame, the handrail is arranged at the rear end of the frame, the backward speed reduction gear box assembly is arranged at the front end of the frame, a belt pulley of the backward speed reduction gear box assembly is in transmission connection with a centrifugal wheel of the gasoline engine through a triangular belt, and a driving chain wheel of the backward speed reduction gear box assembly is in transmission connection with a bicycle flywheel of the walking transmission system through a chain; the cutter head assembly and the fixed cutter are arranged below the backward speed reduction gear box assembly.

Furthermore, the walking transmission system comprises a driving shaft, two driving wheels and a bicycle flywheel, wherein a bearing I is sleeved on the driving shaft and is arranged at the lower end of the rack through the bearing I, the two driving wheels are respectively and fixedly arranged at two ends of the driving shaft, the bicycle flywheel is arranged on the driving shaft at the outer side of one of the driving wheels, and the bicycle flywheel is in transmission connection with a driving chain wheel of the backward reduction gear box assembly through a chain; the bearing I is a self-aligning bearing.

Furthermore, the backward reduction gear box assembly comprises a backward reduction gear box, a power input shaft, a driving chain wheel, a walking power output shaft and a cutter head power output shaft;

the input end and the output end of the backward reduction gear box are respectively provided with a bearing II, and the input end and the output end are respectively in rotary connection with the power input shaft and the walking power output shaft through the bearings II; the driving chain wheel is fixedly arranged on the walking power output shaft;

the reverse reduction gear box is internally provided with a power input bevel gear, a power output bevel gear and a reduction mechanism;

one end of the power input shaft is provided with a belt pulley, and the other end of the power input shaft is provided with a speed reducing mechanism; the power input bevel gear is arranged on the power input shaft between the belt pulley and the speed reducing mechanism and is meshed with the power output bevel gear arranged at one end of the cutter head power output shaft, and the other end of the cutter head power output shaft is fixedly connected with the cutter head assembly.

Furthermore, the reverse reduction gear box assembly is of a T-shaped structure and is used for regulating the reverse and two-way rotating speed; the two paths of rotating speeds are regulated as follows: one path is used for the high rotating speed of the cutter head power output shaft to meet the requirement of the operating rotating speed; the other path is used for the low rotating speed of the walking power output shaft to meet the walking rotating speed requirement.

Further, the speed reducing mechanism is a two-stage planetary speed reducing mechanism.

Further, blade disc power output shaft pass through bearing II and install in preventing twining the grass central siphon, prevent twining grass central siphon one end fixed connection on reversing reduction gear box.

Furthermore, the cutter head assembly comprises a plurality of harvester blades and a cutter head, wherein the spline sleeve is welded in the middle of the cutter head, and the plurality of harvester blades are uniformly fixed on the cutter head along the circumference; the cutter head power output shaft is fixedly arranged in a spline sleeve of the cutter head through a spline.

Furthermore, the fixed knife is fixedly arranged on the anti-winding shaft tube, and the adjusting clearance between the downward edge of the fixed knife and the harvester blade on the cutter head assembly is 1-2 mm.

The utility model discloses beneficial effect is: the utility model discloses a weeder is planted to medicinal material is a little weeder of super little, and the size of this weeder is little, light in weight, the manipulation is convenient, can walk in narrow and small space, can carry out the weeding operation under the rhubarb leaf, prevents twining and install the stationary knife on the grass central siphon, can cut off the grass that twines on the blade disc assembly through the stationary knife, has avoided twining the grass on the grass central siphon. The driving wheel is provided with a bicycle flywheel, so that the walking requirement is conveniently pushed on the road when the bicycle is not in operation. By adopting planetary reduction, the speed reducer has small volume and large speed ratio, can quickly reduce the rotating speed of the gasoline engine and meet the walking requirement; the cutter head assembly is formed by welding a spline sleeve in the middle of the cutter head, and the harvester blades are uniformly distributed outside the cutter head and fixed by rivets, and are wheat harvester blades. The utility model solves the problem of labor shortage and improves the working efficiency; meanwhile, the agricultural machine is suitable for the old to operate conveniently, and has the characteristics of safety and physical strength saving.

The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood and to be implemented according to the content of the description, the following detailed description is given with reference to the preferred embodiments of the present invention and the accompanying drawings.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic structural view of the reversing reduction gear box assembly of the present invention;

fig. 3 is a schematic structural diagram of the cutter head assembly of the present invention.

In the figure: 1. a handrail; 2. a gasoline engine; 3. a frame; 4. a drive wheel; 5. a V-belt; 6. a chain; 7. a reverse reduction gearbox assembly; 7-1, a belt pulley; 7-2, reversing reduction gear boxes; 7-3, power input bevel gear; 7-4, a power input shaft; 7-5, a first stage sun gear; 7-6, a first stage planet wheel; 7-7, a first-stage annular gear; 7-8, a driving chain wheel; 7-9, preventing winding the straw shaft tube; 7-10, a walking power output shaft; 7-11 and a bearing II; 7-12, a cutter head power output shaft; 7-13, power output bevel gear; 8. a bicycle flywheel; 9. fixing a cutter; 10. a cutter head assembly; 10-1, a harvester blade; 10-2 and a cutter head.

Detailed Description

The following description is given for illustrative embodiments of the invention, and other advantages and effects of the invention will be apparent to those skilled in the art from the disclosure of the present invention.

The exemplary embodiments of the present invention will now be described with reference to the accompanying drawings, which, however, may be embodied in many different forms and are not limited to the embodiments described herein, which are provided for complete and complete disclosure of the present invention and to fully convey the scope of the invention to those skilled in the art. The terms used in the exemplary embodiments shown in the drawings are not intended to limit the present invention. In the drawings, the same units/elements are denoted by the same reference numerals.

Unless otherwise defined, terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. Further, it will be understood that terms, such as those defined in commonly used dictionaries, should be interpreted as having a meaning that is consistent with their meaning in the context of the relevant art and will not be interpreted in an idealized or overly formal sense.

Example 1

As shown in fig. 1, the utility model provides a weeder is planted to medicinal material, include: the automatic cutter feeding device comprises a gasoline engine 2, a rack 3, a handrail 1, a reversing reduction gear box assembly 7, a cutter head assembly 10, a fixed cutter 9 and a walking transmission system, wherein the gasoline engine 2 is arranged at the upper end of the rack 3, the handrail 1 is arranged at the rear end of the rack 3, the reversing reduction gear box assembly 7 is arranged at the front end of the rack 3, a belt pulley 7-1 of the reversing reduction gear box assembly 7 is in transmission connection with a centrifugal wheel of the gasoline engine 2 through a triangular belt 5, and a driving chain wheel 7-8 of the reversing reduction gear box assembly 7 is in transmission connection with a bicycle flywheel 8 of the walking transmission system through a chain 6; the cutter head assembly 10 and the fixed cutter 9 are arranged below the reversing reduction gear box assembly 7.

Wherein, the gasoline engine 2 is a gasoline engine, which is the prior art.

The structure has small size, light weight and convenient operation, can walk in narrow space, can carry out weeding operation under rhubarb leaves, and is convenient for pushing the walking requirement on the road when not in operation.

Example 2

On the basis of the embodiment 1, the walking transmission system comprises a driving shaft, two driving wheels 4 and two bicycle flywheels 8, wherein a bearing I (not marked) is sleeved on the driving shaft and is installed at the lower end of the rack 3 through the bearing I, the two driving wheels 4 are respectively and fixedly installed at two ends of the driving shaft, the bicycle flywheels 8 are installed on the driving shaft outside one of the driving wheels 4, and the bicycle flywheels 8 are in transmission connection with driving chain wheels 7-8 of a backward reduction gearbox assembly 7 through a chain 6; the bearing I is a self-aligning bearing. The driving wheel is provided with a bicycle flywheel, so that the walking requirement is conveniently pushed on the road when the bicycle is not in operation.

Further, the backward speed reduction gearbox assembly 7 comprises a backward speed reduction gearbox 7-2, a power input shaft 7-4, a driving chain wheel 7-8, a walking power output shaft 7-10 and a cutter head power output shaft 7-12;

the input end and the output end of the backward reduction gear box 7-2 are both provided with bearings II 7-11, and the input end is rotationally connected with the power input shaft 7-4 through one bearing II 7-11; the other bearing II 7-11 at the output end is rotationally connected with the walking power output shaft 7-10; the driving chain wheel 7-8 is fixedly arranged on the walking power output shaft 7-10;

the reverse reduction gear box 7-2 is internally provided with a power input bevel gear 7-3, a power output bevel gear 7-13 and a reduction mechanism;

one end of the power input shaft 7-4 is provided with a belt pulley 7-1, and the other end is provided with a speed reducing mechanism; the power input bevel gear 7-3 is arranged on the power input shaft 7-4 between the belt pulley 7-1 and the speed reducing mechanism and is meshed with the power output bevel gear 7-13 arranged at one end of the cutter head power output shaft 7-12, and the other end of the cutter head power output shaft 7-12 is fixedly connected with the cutter head assembly 10. And the guide transmission is realized by matching the power input bevel gear 7-3 with the power output bevel gear 7-13.

Furthermore, the speed reducing mechanism is a two-stage planetary speed reducing mechanism, so that the structure is compact and the speed is reduced quickly.

Furthermore, the reverse reduction gear box assembly 7 is of a T-shaped structure and is used for regulating the reverse and two-way rotating speed; the two paths of rotating speeds are regulated as follows: one path is used for meeting the requirement of the operation rotating speed by the high rotating speed of the cutter head power output shaft 7-12; the other path is used for the low rotating speed of the walking power output shaft 7-10 to meet the walking rotating speed requirement.

The specific process is that one path inputs power through a belt pulley 7-1 and a power input shaft 7-4, the power is inverted through a power input bevel gear 7-3 and a power output bevel gear 7-13 and then output through a cutter head power output shaft 7-12 to meet the requirements of structural direction and operation rotating speed, and the other path inputs power through a first-stage sun gear 7-5 of a planetary speed reducing mechanism fixedly installed on the power input shaft 7-4, and after the power is reduced through a two-stage planetary speed reducing mechanism, a traveling power output shaft 7-10 is fixedly installed on a planet carrier to output the power to meet the requirements of traveling rotating speed.

Further, as shown in fig. 2, the two-stage planetary reduction mechanism includes: a primary sun gear 7-5, three primary planet gears 7-6, a primary inner gear ring 7-7, a secondary sun gear (not labeled), three secondary planet gears (not labeled) and a secondary inner gear ring (not labeled); wherein, the first-stage inner gear ring 7-7 and the second-stage inner gear ring are sequentially fixed in the reversing reduction gear box 7-2;

the first-stage sun gear 7-5 is fixedly arranged on the power input shaft 7-4; the three first-stage planet gears 7-6 are uniformly distributed between the first-stage inner gear ring 7-7 and the first-stage sun gear 7-5 and are mutually meshed with the first-stage inner gear ring 7-7 and the first-stage sun gear 7-5 respectively; a first-stage planet gear carrier (not labeled) is rotatably arranged on the three first-stage planet gears 7-6, a transmission shaft is fixed at the center of the first-stage planet gear carrier, a second-stage sun gear is fixedly arranged on the transmission shaft, and the three second-stage planet gears are uniformly distributed between the second-stage inner gear ring and the second-stage sun gear and are respectively meshed with the second-stage inner gear ring and the second-stage sun gear; and a second-stage planet gear carrier (not labeled) is rotatably arranged on the three second-stage planet gears, a walking power output shaft 7-10 is fixedly arranged on the second-stage planet gear carrier, and a driving chain wheel 7-8 is fixedly arranged on the walking power output shaft 7-10. The speed reducing mechanism has compact structure, effectively reduced size, and high speed ratio, and can reduce the rotation speed of gasoline engine fast and meet the requirement of walking.

Furthermore, the cutter head power output shaft 7-12 is installed in the anti-winding straw shaft tube 7-9 through a bearing II, and one end of the anti-winding straw shaft tube 7-9 is fixedly connected to the reversing reduction gear box 7-2.

The preferred bearing II is a rolling bearing.

Further, as shown in fig. 3, the cutter head assembly 10 comprises a plurality of harvester blades 10-1 and a cutter head 10-2, wherein the spline housing is welded in the middle of the cutter head 10-2, and the plurality of harvester blades 10-1 are uniformly fixed on the cutter head 10-2 along the circumference; the cutter head power output shaft 7-12 is fixedly arranged in a spline sleeve of the cutter head 10-2 through a spline.

Preferably, the harvester blade 10-1 is a wheat harvester blade that is light, durable, inexpensive, and easily replaceable.

Preferably, the plurality of harvester blades 10-1 are fixedly connected by means of rivets.

Further, as shown in fig. 2, the fixed knife 9 is fixedly installed on the anti-winding straw shaft tube 7-9, and the adjustment gap between the downward edge of the fixed knife 9 and the harvester blade 10-1 on the cutterhead assembly 10 is 1-2 mm. The grass winding prevention shaft tube 7-9 is prevented from winding grass by arranging the fixed knife 9.

The utility model discloses a theory of operation is:

when the speed-reducing type gasoline engine is used, the gasoline engine 2 drives the belt pulley 7-1 through the V-belt 5 to enable the power input shaft 7-4 to rotate, further drives the two-stage planetary speed reducing mechanism in the reversing speed reducing gear box to reduce the speed, the reduced traveling power output shaft 7-10 drives the driving chain wheel 7-8 to drive the bicycle flywheel 8, and the driving wheel 4 drives the rack to travel in a speed reducing state; when the power input shaft 7-4 rotates, the power input bevel gear 7-3 and the power output bevel gear 7-13 are driven to rotate, so that the cutter head power output shaft drives the cutter head assembly to cut at a higher rotating speed.

The utility model discloses a structure has realized under a gasoline engine 2 drives, can slowly walk, the function of cutting at a high speed again. The weeding machine has the characteristics of small volume, light weight, capability of driving to walk by hands without consuming effort, capability of rotating under rhubarb leaves by the cutter head assembly and capability of removing grass under the rhubarb leaves. Is suitable for weeding in medicinal material planting areas with small row spacing and narrow space.

It will be understood by those skilled in the art that the foregoing embodiments are specific examples of the invention, and that various changes in form and details may be made therein without departing from the spirit and scope of the invention in its practical application. The components and structures of the present embodiments that are not described in detail are well known in the art and do not constitute essential structural elements or elements.

Claims

1. The utility model provides a weeder is planted to medicinal material which characterized in that: the method comprises the following steps: the automatic cutter feeding device comprises a gasoline engine (2), a rack (3), a handrail (1), a reversing reduction gear box assembly (7), a cutter head assembly (10), a fixed cutter (9) and a walking transmission system, wherein the gasoline engine (2) is installed at the upper end of the rack (3), the handrail (1) is installed at the rear end of the rack (3), the reversing reduction gear box assembly (7) is installed at the front end of the rack (3), a belt pulley (7-1) of the reversing reduction gear box assembly (7) is in transmission connection with a centrifugal wheel of the gasoline engine (2) through a triangular belt (5), and a driving chain wheel (7-8) of the reversing reduction gear box assembly (7) is in transmission connection with a bicycle flywheel (8) of the walking transmission system through a chain (6); the cutter head assembly (10) and the fixed cutter (9) are arranged below the reversing reduction gear box assembly (7).

2. The herbal medicine planting weeder of claim 1, characterized in that: the traveling transmission system comprises a driving shaft, two driving wheels (4) and two bicycle flywheels (8), wherein a bearing I is sleeved on the driving shaft and is installed at the lower end of the rack (3) through the bearing I, the two driving wheels (4) are respectively and fixedly installed at the two ends of the driving shaft, the bicycle flywheels (8) are installed on the driving shaft at the outer side of one driving wheel (4), and the bicycle flywheels (8) are in transmission connection with driving chain wheels (7-8) of a backward reduction gear box assembly (7) through chains (6); the bearing I is a self-aligning bearing.

3. The herbal medicine planting weeder of claim 1, characterized in that: the backward reduction gearbox assembly (7) comprises a backward reduction gearbox (7-2), a power input shaft (7-4), a driving chain wheel (7-8), a walking power output shaft (7-10) and a cutter head power output shaft (7-12);

the input end and the output end of the backward reduction gear box (7-2) are respectively provided with a bearing II (7-11), and the input end and the output end are respectively in rotary connection with the power input shaft (7-4) and the walking power output shaft (7-10) through the bearings II (7-11); the driving chain wheels (7-8) are fixedly arranged on the walking power output shafts (7-10);

the reverse reduction gear box (7-2) is internally provided with a power input bevel gear (7-3), a power output bevel gear (7-13) and a reduction mechanism;

one end of the power input shaft (7-4) is provided with a belt pulley (7-1), and the other end is provided with a speed reducing mechanism; the power input bevel gear (7-3) is arranged on the power input shaft (7-4) between the belt pulley (7-1) and the speed reducing mechanism and is meshed with the power output bevel gear (7-13) arranged at one end of the cutter head power output shaft (7-12), and the other end of the cutter head power output shaft (7-12) is fixedly connected with the cutter head assembly (10).

4. The herbal medicine planting weeding machine of claim 1 or 3, wherein: the reverse reduction gear box assembly (7) is of a T-shaped structure and is used for regulating the reverse and two-way rotating speed; the two paths of rotating speeds are regulated as follows: one path is used for meeting the requirement of the operation rotating speed by the high rotating speed of a cutter head power output shaft (7-12); the other path is used for meeting the requirement of the walking rotating speed by the low rotating speed of the walking power output shaft (7-10).

5. The herbal medicine planting weeding machine of claim 3, wherein: the speed reducing mechanism is a two-stage planetary speed reducing mechanism.

6. The herbal medicine planting weeding machine according to claim 3, wherein: the cutter head power output shaft (7-12) is installed in the anti-winding straw shaft tube (7-9) through a bearing II (7-11), and one end of the anti-winding straw shaft tube (7-9) is fixedly connected to the reversing reduction gear box (7-2).

7. The herbal medicine planting weeding machine according to claim 6, wherein: the cutter head assembly (10) comprises a plurality of harvester blades (10-1) and a cutter head (10-2), wherein a spline sleeve is welded in the middle of the cutter head (10-2), and the plurality of harvester blades (10-1) are uniformly fixed on the cutter head (10-2) along the circumference; the cutter head power output shaft (7-12) is fixedly arranged in a spline sleeve of the cutter head (10-2) through a spline.

8. The weeder for planting medicinal materials as claimed in claim 7, wherein: the fixed knife (9) is fixedly arranged on the anti-winding straw shaft tube (7-9), and the adjusting clearance between the downward edge of the fixed knife (9) and the harvester blade (10-1) on the cutter head assembly (10) is 1-2 mm.