CN212211964U

CN212211964U - Weeding device for rice planting

Info

Publication number: CN212211964U
Application number: CN202020703983.6U
Authority: CN
Inventors: 马静; 王劲松; 孙建昌; 吴瑞
Original assignee: CROP Research Institute of Ningxia Academy of Agriculture and Forestry Sciences
Current assignee: CROP Research Institute of Ningxia Academy of Agriculture and Forestry Sciences
Priority date: 2020-04-30
Filing date: 2020-04-30
Publication date: 2020-12-25
Anticipated expiration: 2030-04-30

Abstract

The utility model belongs to the technical field of the rice planting technique and specifically relates to a weeding device for rice planting, including first pivot, be connected with first gear on the power unit, power unit's bottom is connected with first weeding sword, the inside upper end both sides of box all are connected with the third pivot through the bearing frame, all be connected with the second gear in every third pivot, the bottom of every third pivot all is connected with the second through the second adapter sleeve and weeds the sword, the inside both sides of box all are connected with the fourth pivot, the one end that every fourth pivot is located the box all is connected with the third gear, the one end that every fourth pivot is located the box outside all is connected with the third adapter sleeve, all be connected with the third weeding sword on every third adapter sleeve. The utility model discloses a first weeding sword and second weeding sword become straight line and distribute, increase the cutting area of sword of mowing, and the fourth pivot drives the rotation of third weeding sword, and the third weeding sword cuts the weeds on the side wall of field dam.

Description

Weeding device for rice planting

Technical Field

The utility model relates to a rice planting technical field especially relates to a rice planting is with weeding device.

Background

Rice is the main economic crop in China. The rice planting is not only one of the main grain crops in China, but also is an important guarantee for the life and development of the masses in China. The planting of rice and the technical development and application thereof greatly promote the genetic breeding process of crops. In rice planting, the control of weeds in the field is the key point for obtaining high yield and high quality in rice planting. The weeds in the field have multiple harmfulness to rice, key weeding factors are not mastered in place, and a series of problems can be caused if the weeds cannot be protected and prevented in time, so that the yield of the rice is reduced, and the weeds stretch. When the weeds in the paddy field are not weeding in time, the weeds can grow too vigorously to compete for fertilizer and water with seedlings, so that the yield and the quality of the paddy rice are reduced. Most of the existing rice weeding technologies adopt pesticides to remove weeds, the pesticides have toxicity and residue in different degrees, part of pesticide residues can be accumulated in rice grains, and the pesticides can be remained and accumulated in soil to cause damage and pollution to human bodies and soil. In order to ensure the safety of food and land, people should encourage manual or mechanical weeding and use less pesticide, but because labor is reduced, labor cost is increased, and the operation of a tool is simple or difficult during mechanical weeding, weeds on the side wall of the field cannot be cut off in the mowing process, so that the enthusiasm of people for using the tool is restricted.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the single mowing knife slow grass cutting speed exists in the prior art, and the shortcoming that weeds on the side wall of the field can not be cut off is overcome, and the weeding device for rice planting is provided.

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

a weeding device for rice planting is designed, and comprises a first rotating shaft, wherein two ends of the first rotating shaft are connected with moving wheels, the first rotating shaft is connected with a fixed sleeve, the fixed sleeve is fixedly connected with a push rod frame, the fixed sleeve is connected with a fixed block, the fixed block is fixedly connected with a box body, the upper end of the box body is fixedly connected with a power supply mechanism, the inner upper end of the box body is fixedly connected with a power mechanism, the power mechanism is connected with the power supply mechanism through a conducting wire, the power mechanism is connected with a first gear, the bottom end of the power mechanism is connected with a first weeding knife, two sides of the inner upper end of the box body are connected with third rotating shafts through bearing seats, the power mechanism is positioned between the two third rotating shafts, each third rotating shaft is connected with a second gear, and each second gear is meshed with the first, every the bottom of third pivot all is connected with the second through the second adapter sleeve and weeds the sword, the inside both sides of box all are connected with the fourth pivot, every the one end of fourth pivot all extends to the outside of box, every the fourth pivot is located one end in the box all is connected with the third gear, every the equal meshing of third gear is connected the second gear, every the fourth pivot is located the outer one end of box all is connected with the third adapter sleeve, every all be connected with the third on the third adapter sleeve and weed the sword, the third is weeded the sword and is located remove the outside of wheel.

Preferably, the fixing sleeve, the fixing block and the box body are of an integral structure.

Preferably, the push rod frame includes the connecting rod, the one end fixed connection of connecting rod fixed cover, the connecting rod slope is fixed, the other end fixedly connected with push rod of connecting rod.

Preferably, the two ends of the push rod are sleeved with anti-slip sleeves.

Preferably, the power supply mechanism comprises a battery box, the battery box is connected with the box body, a battery block is connected in the box body, a switch is fixedly connected to the box body, and the switch is connected with the battery block through a wire.

Preferably, the power mechanism comprises a motor, the motor is connected with the box body, the motor is connected with the power supply mechanism through a wire, the bottom end of the motor is connected with a second rotating shaft in a driving mode, the bottom end of the second rotating shaft is connected with a first connecting sleeve, and the first connecting sleeve is connected with the first weeding cutter.

Preferably, the bottom ends of the first weeding knife and the second weeding knife are in the same straight line.

Preferably, a toothed plate is fixedly connected to the bottom end of the box body, the toothed plate is located on the outer side of the first weeding cutter, and the bottom end of the toothed plate is lower than the bottom end of the first weeding cutter.

The utility model provides a pair of weeding device for rice planting, beneficial effect lies in:

drive the rotation of third pivot through first gear, the third pivot drives the rotation of second weeding sword, cuts off the weeds on ground, and first weeding sword and second weeding sword become sharp distribution, and the increase is mowed the cutting area of sword, and the third gear drives the rotation of fourth pivot, and the rotation of third weeding sword is driven in the fourth pivot, and the third weeding sword cuts the weeds on the side wall of field dam.

Drawings

Fig. 1 is a schematic structural diagram of a weeding device for rice planting according to the present invention;

fig. 2 is a schematic structural view of a weeding device for rice planting according to the present invention;

fig. 3 is a schematic view of a connection structure of a first gear and a second gear in the weeding device for rice planting according to the present invention;

fig. 4 is a schematic view of a connection structure between the second gear and the third gear in the weeding device for rice planting according to the present invention.

In the figure: the weeding machine comprises a first rotating shaft 1, a moving wheel 2, a fixing sleeve 3, a connecting rod 4, a push rod 5, an anti-skidding sleeve 6, a fixing block 7, a box body 8, a battery box 9, a switch 10, a motor 11, a second rotating shaft 12, a first connecting sleeve 13, a first weeding cutter 14, a first gear 15, a third rotating shaft 16, a second gear 17, a second connecting sleeve 18, a second weeding cutter 19, a toothed plate 20, a third gear 21, a fourth rotating shaft 22, a third connecting sleeve 23 and a third weeding cutter 24.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Example 1

Referring to fig. 1-4, a weeding device for rice planting, including first pivot 1, the both ends of first pivot 1 all are connected with removes wheel 2, be connected with fixed cover 3 in the first pivot 1, fixedly connected with push rod frame on the fixed cover 3, push rod frame's effect is convenient for promote weeding device, be connected with fixed block 7 on the fixed cover 3, fixedly connected with box 8 on the fixed block 7, box 8's effect is fixed power unit, fixed cover 3, fixed block 7 and box 8 structure as an organic whole, box 8's upper end fixedly connected with power supply mechanism, power supply mechanism's effect is for power unit provides the electric energy.

The power mechanism is fixedly connected with the upper end inside the box body 8, the power mechanism is connected with the power supply mechanism through a lead, a first gear 15 is connected onto the power mechanism, a first weeding cutter 14 is connected onto the bottom end of the power mechanism, the first weeding cutter 14 is driven to rotate after the power mechanism is started up through electrification, weeds on the ground are cut off by the first weeding cutter 14, third rotating shafts 16 are connected onto two sides of the upper end inside the box body 8 through bearing seats, the power mechanism is positioned between the two third rotating shafts 16, a second gear 17 is connected onto each third rotating shaft 16, each second gear 17 is meshed with the first gear 15, the bottom end of each third rotating shaft 16 is connected with a second weeding cutter 19 through a second connecting sleeve 18, the bottom ends of the first weeding cutter 14 and the second weeding cutter 19 are positioned on the same straight line, the second gear 17 is meshed with the first gear 15, and the first gear 15 rotates under the driving of the power mechanism, the first gear 15 drives the third rotating shaft 16 to rotate, the third rotating shaft 16 drives the second weeding cutter 19 to rotate, weeds on the ground are cut, the first weeding cutter 14 and the second weeding cutter 19 are distributed in a straight line, the cutting area of the mowing cutter is increased, and the cutting speed is increased.

The two sides in the box body 8 are connected with fourth rotating shafts 22, the fourth rotating shafts 22 are used for driving third weeding knives 24 to rotate, one end of each fourth rotating shaft 22 extends to the outer side of the box body 8, one end of each fourth rotating shaft 22, which is positioned in the box body 8, is connected with a third gear 21, the third gears 21 are used for driving the fourth rotating shafts 22 to rotate, each third gear 21 is meshed with a second gear 17, one end of each fourth rotating shaft 22, which is positioned outside the box body 8, is connected with a third connecting sleeve 23, each third connecting sleeve 23 is connected with a third weeding knife 24, and the third weeding knives 24 are positioned on the outer sides of the moving wheels 2, drive fourth pivot 22 through third gear 21 and rotate, fourth pivot 22 drives third weeding sword 24 and rotates, and third weeding sword 24 cuts the weeds on the field dam lateral wall, and after the cutting was accomplished, can take off third weeding sword 24.

Example 2

Referring to fig. 1-4, as another preferred embodiment of the present invention, the difference from embodiment 1 lies in that the push rod frame includes a connecting rod 4, a fixed cover 3 of one end fixed connection of the connecting rod 4, the connecting rod 4 is inclined and fixed, a push rod 5 of the other end fixed connection of the connecting rod 4, the push rod 5 is used for pushing the weeding device to move, anti-slip covers 6 are all sleeved at both ends of the push rod 5, the anti-slip covers 6 are used for increasing the friction between the push rod 5 and the hand, and the occurrence of slipping is avoided.

Example 3

Referring to fig. 1-4, as another preferred embodiment of the present invention, the difference from embodiment 1 is that the power supply mechanism includes a battery box 9, the battery box 9 is connected to the box 8, a battery block is connected to the box 8, a switch 10 is fixedly connected to the box 8, the switch 10 is connected to the battery block through a wire, and the switch 10 controls the start of the battery block to supply power to the power mechanism.

Example 4

Referring to fig. 1-4, as another preferred embodiment of the present invention, the difference from embodiment 1 lies in that the power mechanism includes a motor 11, the motor 11 is connected to the box 8, the motor 11 is connected to the power supply mechanism through a wire, the bottom drive of the motor 11 is connected to a second rotating shaft 12, the bottom of the second rotating shaft 12 is connected to a first connecting sleeve 13, the first connecting sleeve 13 is connected to a first weeding knife 14, the motor 11 is powered on and then drives the second rotating shaft 12 to rotate, the second rotating shaft 12 drives the first weeding knife 14 to rotate, and weeds in the field are cut off.

Example 5

Referring to fig. 1-4, as another preferred embodiment of the present invention, the difference from embodiment 1 lies in that a toothed plate 20 is fixedly connected to the bottom end of the box 8, the toothed plate 20 is used for bending the weeds so as to cut off the weeds by the mowing knife, the toothed plate 20 is located outside the first weeding knife 14, and the bottom end of the toothed plate 20 is lower than the bottom end of the first weeding knife 14.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a weeding device for rice planting, includes first pivot (1), the both ends of first pivot (1) all are connected with removes wheel (2), be connected with fixed cover (3) on first pivot (1), fixedly connected with push rod frame on fixed cover (3), be connected with fixed block (7) on fixed cover (3), fixedly connected with box (8) on fixed block (7), the upper end fixedly connected with power supply mechanism of box (8), its characterized in that, the inside upper end fixedly connected with power unit of box (8), power unit passes through the wire and connects power supply mechanism, the last first gear (15) that is connected with of power unit, power unit's bottom is connected with first weeding sword (14), the inside upper end both sides of box (8) all are connected with third pivot (16) through the bearing frame, the power mechanism is positioned between the two third rotating shafts (16), each third rotating shaft (16) is connected with a second gear (17), each second gear (17) is meshed with the first gear (15), the bottom end of each third rotating shaft (16) is connected with a second weeding cutter (19) through a second connecting sleeve (18), the two sides of the inside of the box body (8) are connected with fourth rotating shafts (22), one end of each fourth rotating shaft (22) extends to the outer side of the box body (8), one end of each fourth rotating shaft (22) positioned in the box body (8) is connected with a third gear (21), each third gear (21) is meshed with the second gear (17), and one end of each fourth rotating shaft (22) positioned outside the box body (8) is connected with a third connecting sleeve (23), each third connecting sleeve (23) is connected with a third weeding knife (24), and the third weeding knives (24) are positioned on the outer side of the movable wheel (2).

2. The weeding device for rice planting according to claim 1, wherein the fixing sleeve (3), the fixing block (7) and the box body (8) are of an integral structure.

3. The weeding device for rice planting according to claim 1, wherein the push rod frame comprises a connecting rod (4), one end of the connecting rod (4) is fixedly connected with the fixed sleeve (3), the connecting rod (4) is fixed in an inclined manner, and the other end of the connecting rod (4) is fixedly connected with the push rod (5).

4. The weeding device for rice planting according to claim 2, wherein anti-slip sleeves (6) are sleeved at both ends of the push rod (5).

5. The weeding device for rice planting according to claim 1, wherein the power supply mechanism comprises a battery box (9), the battery box (9) is connected with the box body (8), a battery block is connected in the box body (8), a switch (10) is fixedly connected to the box body (8), and the switch (10) is connected with the battery block through a wire.

6. The weeding device for rice planting according to claim 1, wherein the power mechanism comprises a motor (11), the motor (11) is connected with the box body (8), the motor (11) is connected with the power supply mechanism through a wire, the bottom end of the motor (11) is connected with a second rotating shaft (12) in a driving manner, the bottom end of the second rotating shaft (12) is connected with a first connecting sleeve (13), and the first connecting sleeve (13) is connected with the first weeding cutter (14).

7. The weeding device for planting rice as claimed in claim 1, wherein the bottom ends of the first weeding blade (14) and the second weeding blade (19) are in the same line.

8. The weeding device for rice planting according to claim 1, wherein a toothed plate (20) is fixedly connected to the bottom end of the box body (8), the toothed plate (20) is located outside the first weeding cutter (14), and the bottom end of the toothed plate (20) is lower than the bottom end of the first weeding cutter (14).