CN1330229C

CN1330229C - Spring tine tyne rice weeder

Info

Publication number: CN1330229C
Application number: CNB200410070636XA
Authority: CN
Inventors: 张德福; 翟书良
Original assignee: Individual
Current assignee: Individual
Priority date: 2004-07-26
Filing date: 2004-07-26
Publication date: 2007-08-08
Anticipated expiration: 2024-07-26
Also published as: CN1586100A

Abstract

The present invention belongs to the field of agricultural machines, particularly to a spring tine type rice weeder which rotatablely weeds in rice fields by adopting spring tines. The spring tine type rice weeder comprises walking wheels and a nearside divider at the bottom of a protecting cover. Motive power is output by an engine of a rice transplanter; a power-transmitting device and a weeding device are fixedly connected to wheel shafts of the walking wheels of the spring tine type rice weeder; the power-transmitting device transmits and connects the weeding device by chains, and a lifting adjustment device is installed on the walking wheels and is connected with the weeding device. The spring tine type rice weeder adopts the mechanized weeding of rotatablely ejecting weeds with a rotary wheel of the spring tine; manual weeding expense for rice fields can be reduced, and the spring tine type rice weeder has the advantages of labor saving, rapid performance, high efficiency and convenience; the elastic force of the rotary spring tine makes mud, water and weeds hard to stick to the spring tine; weeding clean rate is high; weed killing does not use pesticide; nuisanceless and pure green paddy rice conforming to the international standard is favorable to be planted; the spring tine type rice weeder has the advantages of simple structure and little malfunction; the spring tine is convenient to adjust the depth to the rice field ground, and the spring tine type rice weeder is convenient in use by extensive rice field planters. The spring tine type rice weeder can be widely suitable for being hinged and matched with various models of 3 to 4 horsepower rice transplanters.

Description

Spring tine tyne rice weeder

Technical field

The invention belongs to agricultural mechanical field, relate to a kind of spring tine tyne rice weeder that adopts the elastic claw rotation that paddy rice field weeds are carried out weeding.

Background technology

In China, agricultural chemicals weed eradication or artificial weeding are generally adopted in the weeding in paddy rice field, and the agricultural chemicals weed eradication is easily caused paddy rice remains of pesticide toxin, produce public hazards, cause side effect, and influence the availability of fertilizer; Artificial weeding is wasted time and energy, and work efficiency is low, the cost height.In recent years, China advocates green agriculture, and nuisance free crops is advocated plantation and met the pure green rice of international standard, thereby adopts nuisanceless mechanization weeding to research and develop.

Chinese patent discloses " a kind of paddy field power weeder ", Granted publication number is CN2472465Y, the structure of this weeder is: vehicle frame is provided with perpendicular frame, perpendicular frame one side is provided with gearbox, opposite side be provided with the reverse wheel fixed mount and on, lower fixed frame, lower fixed frame was gone here and there by axle in the disk top that bottom of frame is provided with, and connect reverse wheel with bevel gear, the disk bottom is provided with the disk post, before being provided with, the bottom of frame front end adjusts the slide plate frame, the vehicle frame rear portion is provided with the back and adjusts the slide plate frame, and the vehicle frame front end is provided with directive wheel, and the driving wheel on the guide wheel shaft connects reverse wheel by chain, gearbox output wheel and adjustment wheel.

Above-mentioned weeder complex structure causes fault to increase, and affects the weeding work efficiency adversely; Because this weeder adopts the rotation of disk to make the direct uproot weeds of disk post, can cause mud and water and weeds to adhere to and be wrapped on the disk post, influence the clean rate of weeding; And can not adjust the depth on disk post and paddy field ground, the scope of application is limited.

Summary of the invention

The object of the present invention is to provide a kind of elastic claw swiveling wheel rotating missile that adopts to go out the rice weeder of weeds, make muddy water and weeds be difficult for being bonded on the elastic claw, the clean rate height of weeding, nuisanceless mechanization weeding can reduce paddy field artificial weeding expense, laborsaving quick, efficient convenient.

The technical solution used in the present invention: a kind of spring tine tyne rice weeder, comprise road wheel and be installed in the nearside divider of guard shield bottom, by the rice transplanter engine output power, be fixedly connected with the weeder of actuating unit on the wheel shaft of its road wheel, actuating unit connects weeder by chain drive, the adjusting device that rises and falls is installed on the road wheel and links with weeder, the wheel shaft of described weeder and bearing block are installed on the two stands, at least one elastic claw wheel hub is installed on the wheel shaft, be fixedly connected with the elastic claw seat on each elastic claw wheel hub, several elastic claws are installed on the elastic claw seat, and elastic claw is spring-like, and an end is hooked on the wheel shaft of elastic claw seat.

The wheel shaft of described actuating unit, bearing block are installed on the two stands, be equipped with on the wheel shaft and connect rice transplanter gap bridge and bevel gear, another bevel gear that is engaged with is installed on the universal joint line shaft, and upper sprocket wheel is installed on the wheel shaft, by chain interlock lower sprocket.

The limiting plate of the described adjusting device that rises and falls, bearing block are installed on the wheel shaft of road wheel, adjusting axle is arranged in the bearing block, one end is in conjunction with limiting plate, support is installed in to be adjusted on the axle, handle is installed on the support, steel wire rope one end is connected on the support, and the other end is connected on the elastic claw axle of weeder.

The connection rice transplanter of described actuating unit is passed a bridge and is linked the connection mutually of waist joint with rice transplanter.

Described guard shield comprises front protection cover, rear shield, is installed on the shield stand.

The present invention has positive beneficial effect is arranged:

1. without the agricultural chemicals weed eradication, help planting the nuisanceless pure green rice that meets international standard;

2. the fertilizer that helps shedding is stirred in the soil, improves the availability of fertilizer, delays soil compaction, improves ground temperature;

3. adopt elastic claw swiveling wheel rotating missile to go out the mechanization weeding of weeds, can reduce paddy field artificial weeding expense, laborsaving quick, efficient convenient;

4. elastic claw is little to ground drag, and the elastic claw elastic force of rotation makes mud and water and weeds be difficult for being bonded on the elastic claw, the clean rate height of weeding;

5. be provided with the adjusting device that rises and falls, be convenient to adjust the depth of elastic claw to paddy field ground, use at plantation family, convenient vast water flood field;

6. simple in structure, fault is few, and the scope of application is extensive, can with the hinged supporting use of the various model rice transplanters of 3-4 horsepower.

Description of drawings

Fig. 1 is the front view of structural representation of the present invention;

Fig. 2 is a structure diagram of the present invention;

Fig. 3 is an elastic claw structural representation of the present invention.

Embodiment

Consult Fig. 1, shown in Figure 2, a kind of spring tine tyne rice weeder mainly is made of parts such as road wheel 1, actuating unit 2, weeder 3, the adjusting device 4 that rises and falls, guard shield 5, nearside dividers 6; On the wheel shaft 101 of two road wheels 1, be fixedly connected with the actuating unit 2 and the weeder 3 that produce shown in the double dot dash line among the figure, the power output that moves ahead away of actuating unit 2 and existing rice transplanter connects mutually, and by chain drive connection weeder 3, weeder 3 is an elastic claw type swiveling wheel structure, by actuating unit 2 transmission elastic claws weeding is ejected in the rotation of paddy rice field weeds, because elastic claw has elastic force, the elastic claw that rotates makes muddy water and weeds can not be bonded on the elastic claw, be beneficial to and improve the clean rate of weeding, weeder 3 is provided with guard shield 5; The adjusting device 4 that rises and falls among Fig. 2 shown in the double dot dash line links with transmission device 2 and weeder 3, can adjust the depth of elastic claw to ground, paddy field; Described guard shield 5 comprises front protection cover 501, rear shield 502, is installed on the shield stand 503; Nearside divider 6 is a prior art, is installed in front protection cover 501 bottoms, is used for the paddy rice leaf after tillering is separated to both sides.

Described actuating unit 2 comprises axle bracket 201, bevel gear 202, connection rice transplanter gap bridge 203, universal joint line shaft 204, wheel shaft 205, bearing block 206, upper sprocket wheel 207, chain 208, lotus takes turns 209 down; Two stands 201 is welded on the wheel shaft 101 of road wheel 1, wheel shaft 205, bearing block 206 are installed on the two stands 201, gap bridge 203 and a bevel gear 202 of connecting rice transplanter are installed on the wheel shaft 205, be installed on the universal joint line shaft 204 with another bevel gear 202 of bevel gear 202 engagements, one end of wheel shaft 205 is equipped with upper sprocket wheel 207, by chain 208 interlock lower sprockets 209.

Described weeder 3 comprises elastic claw seat 301, elastic claw 302, elastic claw wheel hub 303, wheel shaft 304, support 305, bearing block 306; Two stands 305 is welded on the wheel shaft 101 of road wheel 1, wheel shaft 304 and bearing block 306 are installed on the two stands 305, one to three elastic claw wheel hub 303 is installed on the wheel shaft 304, is welded with elastic claw seat 301 on each elastic claw wheel hub 303, several elastic claws 302 are installed on the elastic claw seat 301.

Consult simultaneously shown in Fig. 3 (a) and (b), elastic claw 302 is spring-like, and an end is hooked on the wheel shaft of elastic claw seat 301.

The described adjusting device 4 that rises and falls comprises handle 401, limiting plate 402, adjusts axle 403, bearing block 404, support 405, steel wire rope 406; Its limiting plate 402, bearing block 404 is installed on the wheel shaft 101 of road wheel 1, adjusting axle 403 is arranged in the bearing block 404, one end is in conjunction with limiting plate 402, support 405 is installed in to be adjusted on the axle 403, be installed in handle 401 on the support 405, steel wire rope 406 1 ends are connected on the support 405 by pulley, the other end is connected on 302 of the elastic claws of weeder 3, pulling handle 401 can rise and fall by steel wire rope 406 and adjust axle 403, adjust axle 403 and realize the height that the wheel shaft 101 of road wheel 1 rotates by limiting plate 402, drive elastic claw 302 and rise and fall up and down, can adjust the depth on ground, 302 pairs of paddy fields of elastic claw.

Operation principle of the present utility model: will connect rice transplanter gap bridge 203 and link waist joint 7 connection mutually with domestic existing rice transplanter, by rice transplanter engine 8 outputting powers, drive actuating unit 2 universal joint line shaft 204 and on bevel gear 202 rotate, bevel gear 202 drive wheel shafts 205 and on upper sprocket wheel 207 rotate, upper sprocket wheel 207 is by chain 208 interlock lower sprockets 209; Lower sprocket 209 drive weeders 3 wheel shaft 304 and on elastic claw wheel hub 303 rotate, by rotation weeding of 302 pairs of paddy rice fields of the elastic claw on it, nearside divider 6 can separate the paddy rice leaf after tillering to both sides, handle 401 rises and falls, can rise and fall by steel wire rope 406 and adjust axle 403, adjust axle 403 and realize the height adjustment that the wheel shaft 101 of road wheel 1 rotates, drive elastic claw 302 and rise and fall up and down, reach the purpose of the depth of adjusting 302 pairs of paddy field ground of elastic claw by limiting plate 402.

The utility model can with the hinged supporting use of the various model rice transplanters of 3-4 horsepower.

Claims

1. spring tine tyne rice weeder, comprise road wheel and be installed in the nearside divider of guard shield bottom, by the rice transplanter engine output power, it is characterized in that being fixedly connected with actuating unit (2) and weeder (3) on the wheel shaft (101) of road wheel (1), actuating unit (2) connects weeder (3) by chain drive, the adjusting device (4) that rises and falls is installed on the road wheel (1) and weeder (3) links, the wheel shaft (304) of described weeder (3) and bearing block are installed on the two stands (305), at least one elastic claw wheel hub (303) is installed on the wheel shaft (304), be fixedly connected with elastic claw seat (301) on each elastic claw wheel hub (303), several elastic claws (302) are installed on the elastic claw seat (301), elastic claw (302) is spring-like, and an end is hooked on the wheel shaft of elastic claw seat (301).

2. spring tine tyne rice weeder according to claim 1, the wheel shaft (205), the bearing block (206) that it is characterized in that described actuating unit (2) are installed on the two stands (201), be equipped with on the wheel shaft (205) and connect rice transplanter gap bridge (203) and bevel gear (202), another bevel gear (202) that is engaged with is installed on the universal joint line shaft (204), upper sprocket wheel (207) is installed, by chain (208) interlock lower sprocket (209) on the wheel shaft (205).

3. spring tine tyne rice weeder according to claim 1, it is characterized in that on the limiting plate (402) of the described adjusting device that rises and falls (4), the wheel shaft (101) that bearing block (404) is installed in road wheel (1), adjusting axle (403) is arranged in the bearing block (404), one end is in conjunction with limiting plate (402), support (405) is installed in to be adjusted on the axle (403), handle (401) is installed on the support (405), steel wire rope (406) one ends are connected on the support (405), and the other end is connected on elastic claw (302) axle of weeder (3).

4. pass a bridge (203) and rice transplanter of spring tine tyne rice weeder according to claim 2, the connection rice transplanter that it is characterized in that described actuating unit (2) links waist and saves (7) and connect mutually.

5. spring tine tyne rice weeder according to claim 1 is characterized in that described guard shield (5) comprises front protection cover (501), rear shield (502), is installed on the shield stand (503).