阅读说明：本技术 一种可无级调节深度的脚蹬式犁沟车 (Pedal type furrow plough capable of stepless adjusting depth ) 是由 桑明喆 于 2019-09-04 设计创作，主要内容包括：本发明涉及一种可无级调节深度的脚蹬式犁沟车,其特征是：以三轮车架和犁脚为主体；所述三轮车架前端铰接有车把；所述车把底端固定连接有车轮固定叉；所述车轮固定叉内铰接有前车轮,且前车轮两侧固定连接有脚蹬；所述三轮车架后端两侧通过铰接主轴与轴承座铰接有后车轮,中间底部焊接有固定犁腿,且其与犁脚上部铰接；所述三轮车架中部设置有座椅；所述座椅下方设置有蜗杆固定架与蜗轮固定架；所述蜗杆固定架内铰接有调节蜗杆；所述蜗轮固定架上铰接有调节蜗轮；所述调节蜗轮上铰接有活动犁腿,且活动犁腿另一端铰接在犁脚中部；本发明用于田地犁沟,通过调节蜗杆与调节蜗轮可以改变犁沟的深度,结构简单,便于操作。(The invention relates to a pedal type furrow plough capable of stepless adjusting depth, which is characterized in that: the three-wheel frame and the plough leg are taken as main bodies; the front end of the tricycle frame is hinged with a handlebar; the bottom end of the handlebar is fixedly connected with a wheel fixing fork; a front wheel is hinged in the wheel fixing fork, and pedals are fixedly connected to two sides of the front wheel; two sides of the rear end of the tricycle frame are hinged with rear wheels through a hinge main shaft and a bearing seat, and the bottom of the middle of the tricycle frame is welded with a fixed plough leg which is hinged with the upper part of a plough leg; a seat is arranged in the middle of the tricycle frame; a worm fixing frame and a worm wheel fixing frame are arranged below the seat; an adjusting worm is hinged in the worm fixing frame; an adjusting worm wheel is hinged on the worm wheel fixing frame; the adjusting worm wheel is hinged with a movable plough leg, and the other end of the movable plough leg is hinged to the middle part of the plough foot; the invention is used for field furrows, can change the depth of furrows by adjusting the worm and the worm wheel, and has simple structure and convenient operation.)

1. The utility model provides a but pedal formula furrow car of infinitely variable control degree of depth which characterized by: the three-wheel frame and the plough leg are taken as main bodies; the front end of the tricycle frame is welded with a sleeve; a handlebar coupling is hinged in the sleeve; the upper half part of the handlebar coupling is fixedly connected with a handlebar, and the lower half part of the handlebar coupling is fixedly connected with a wheel fixing fork; a front wheel is hinged in the wheel fixing fork, pedals are fixedly connected to two sides of the front wheel, and deep groove ball bearings are arranged at the hinged positions of the front wheel and the wheel fixing fork; bearing seats are fixed on two sides of the rear end of the tricycle frame through fixing bolts; a hinge main shaft is fixedly arranged in the bearing seat; the hinge main shaft can only freely rotate in the bearing seat, and the two ends of the hinge main shaft are both fixedly provided with rear wheels; a seat is arranged in the middle of the tricycle frame, and a fixed plough leg is welded at the bottom of the middle of the tricycle frame; the fixed plough leg is hinged with the upper part of the plough foot; a worm fixing frame and a worm wheel fixing frame are welded on the tricycle frame below the seat; an adjusting worm is hinged in the worm fixing frame; an adjusting worm wheel is hinged on the worm wheel fixing frame; a plough leg articulated shaft is welded on one side surface of the adjusting worm gear far away from the circle center; the articulated shaft of the plough leg is articulated with a movable plough leg, and the other end of the movable plough leg is articulated with the middle part of the plough foot.

2. A pedal-powered furrowing vehicle with infinitely adjustable depth as claimed in claim 1, wherein: the plough foot is triangular pyramid, and this shape is favorable to breaking the ground furrow, can reduce user's physical demands.

3. A pedal-powered furrowing vehicle with infinitely adjustable depth as claimed in claim 1, wherein: an adjusting handle is welded at the upper end of the adjusting worm, and a user can rotate the adjusting handle to drive the adjusting worm wheel to rotate, so that the movable plough leg drives the plough leg to rotate around the hinged position of the fixed plough leg and the plough leg, and the aim of stepless adjusting the depth of the plough ditch is fulfilled.

4. A pedal-powered furrowing vehicle with infinitely adjustable depth as claimed in claim 1, wherein: the adjusting worm and the adjusting worm wheel have a self-locking function, and the adjusting worm wheel can only be driven by the adjusting worm, so that even if the adjusting worm wheel receives a circumferential force which is generated by the movable plough leg to rotate, the adjusting worm wheel cannot rotate, namely the depth of a plough furrow cannot be changed.

5. A pedal-powered furrowing vehicle with infinitely adjustable depth as claimed in claim 1, wherein: the front wheels and the rear wheels are fixedly provided with a plurality of anti-skidding shifting pieces on the surfaces, so that the phenomenon of skidding when the device is used for plowing in a field is avoided.

6. A pedal-powered furrowing vehicle with infinitely adjustable depth as claimed in claim 1, wherein: the deep groove ball bearing and the bearing seat can effectively reduce friction resistance, prolong the service life of the device and indirectly play a role in saving labor.

7. A pedal-powered furrowing vehicle with infinitely adjustable depth as claimed in claim 1, wherein: a hinged sleeve is welded at one end of the movable plough leg hinged with the plough foot; the movable plough leg is hinged to the middle of the plough foot through the hinged sleeve, so that the force applied to the plough foot is more uniform, and the phenomenon that the hinged part is intensively abraded is avoided, so that the service life of the device is influenced.

Technical Field

The invention relates to the technical field of agricultural furrowing machinery, in particular to a pedal type furrowing vehicle capable of adjusting depth in a stepless manner.

Background

In rural areas, many people like to plant vegetables before the door, plant flowers in courtyards, and plant some fruits and vegetables on small land, but the places have a common point that all the vegetables and fruits are small land and many are slope landforms; the common furrowing mode is that the furrowing tool is installed to the tractor for furrowing work, because these places are all small land, and some have certain slope and can't come the furrowing with the help of the tractor to plant, so people mostly use the spade to dig the furrow, and this kind digs the furrow mode efficiency extremely low, and is very hard, and people also can feel tired, and the furrow is a big problem under this kind of environment.

Therefore, a small-sized, labor-saving and efficient furrow tool which can be flexibly applied to various land environments is urgently needed to assist people in furrowing; meanwhile, the depth of planting different fruits and vegetables is different, so that the tool also has the function of stepless depth adjustment, and when the device is used for plowing, a user can experience life and enjoy the pleasure of life.

Disclosure of Invention

In order to solve the problems, the invention provides a pedal type furrowing vehicle capable of adjusting the depth in a stepless manner.

The technical scheme adopted by the invention for solving the technical problems is as follows: the utility model provides a but pedal formula furrow car of infinitely variable control degree of depth which characterized by: the three-wheel frame and the plough leg are taken as main bodies; the front end of the tricycle frame is welded with a sleeve; a handlebar coupling is hinged in the sleeve; the upper half part of the handlebar coupling is fixedly connected with a handlebar, and the lower half part of the handlebar coupling is fixedly connected with a wheel fixing fork; a front wheel is hinged in the wheel fixing fork, pedals are fixedly connected to two sides of the front wheel, and deep groove ball bearings are arranged at the hinged positions of the front wheel and the wheel fixing fork; bearing seats are fixed on two sides of the rear end of the tricycle frame through fixing bolts; a hinge main shaft is fixedly arranged in the bearing seat; the hinge main shaft can only freely rotate in the bearing seat, and the two ends of the hinge main shaft are both fixedly provided with rear wheels; a seat is arranged in the middle of the tricycle frame, and a fixed plough leg is welded at the bottom of the middle of the tricycle frame; the fixed plough leg is hinged with the upper part of the plough foot; a worm fixing frame and a worm wheel fixing frame are welded on the tricycle frame below the seat; an adjusting worm is hinged in the worm fixing frame; an adjusting worm wheel is hinged on the worm wheel fixing frame; a plough leg articulated shaft is welded on one side surface of the adjusting worm gear far away from the circle center; the articulated shaft of the plough leg is articulated with a movable plough leg, and the other end of the movable plough leg is articulated with the middle part of the plough foot.

Preferably, the plough foot is in a triangular cone shape, and the shape is favorable for breaking the soil and furrowing, so that the physical consumption of a user can be reduced.

Preferably, the upper end of the adjusting worm is welded with an adjusting handle, a user can rotate the adjusting handle to drive the adjusting worm wheel to rotate, so that the movable plough leg drives the plough foot to rotate around the hinged position of the fixed plough leg and the plough foot, and the aim of stepless adjusting the depth of the plough ditch is fulfilled.

Preferably, the adjusting worm and the adjusting worm wheel have a self-locking function, and the adjusting worm wheel can only be driven by the adjusting worm, so that even if the adjusting worm wheel receives a circumferential force which is generated by the movable plough leg to rotate, the adjusting worm wheel cannot rotate, namely the depth of the furrow cannot be changed.

Preferably, a plurality of anti-skidding shifting pieces are fixedly arranged on the surfaces of the front wheel and the rear wheel, so that the phenomenon of skidding when the device is used for plowing in a field is avoided.

Preferably, the deep groove ball bearing and the bearing seat can effectively reduce friction resistance, prolong the service life of the device and indirectly play a role in saving labor.

Preferably, a hinge sleeve is welded at one end of the movable plough leg hinged with the plough foot; the movable plough leg is hinged to the middle of the plough foot through the hinged sleeve, so that the force applied to the plough foot is more uniform, and the phenomenon that the hinged part is intensively abraded is avoided, so that the service life of the device is influenced.

The invention has the beneficial effects that: a user can plough furrows without using an agricultural machine, and the depth of the furrows can be adjusted in a stepless manner by matching the adjusting worm and the adjusting worm wheel, so that the use is simple; and the plough foot is triangular cone-shaped, thereby being more beneficial to furrowing, and having scientific and ingenious design and simple structure.

Drawings

FIG. 1 is a first angular perspective view of the pedal-powered furrowing vehicle of the type described herein, with the depth being infinitely adjustable.

FIG. 2 is an enlarged view of a portion of the infinitely adjustable depth foot-pedal furrowing vehicle A shown in FIG. 1.

FIG. 3 is a second angular perspective view of the pedal-powered furrowing vehicle of the type described herein with infinitely adjustable depth.

FIG. 4 is an enlarged view of a portion of the infinitely adjustable depth foot-pedal furrowing vehicle B shown in FIG. 3.

FIG. 5 is a third angular perspective view of the pedal-powered furrowing vehicle of the type described above with infinitely adjustable depth.

In the figure: 1. a handlebar; 11. a handlebar coupling; 2. a tricycle frame; 21. a sleeve; 22. a worm fixing frame; 23. fixing the plough leg; 24. a worm wheel fixing frame; 3. a wheel securing fork; 4. a front wheel; 41. a deep groove ball bearing; 42. pedaling; 5. ploughing feet; 6. a movable plough leg; 61. a hinged sleeve; 7. a seat; 8. adjusting the worm gear; 81. adjusting the worm; 811. an adjusting handle; 82. a plough leg articulated shaft; 9. a rear wheel; 91. an anti-slip plectrum; 92. a bearing seat; 93 an articulated spindle; 94. and (5) fixing the bolt.

Detailed Description

In order to make the technical solution of the present invention more apparent, the present invention is further described with reference to the following embodiments.

As shown in figures 1-5, the invention relates to a pedal type furrowing vehicle capable of adjusting depth in a stepless manner, which is characterized in that: the tricycle frame 2 and the plough leg 5 are taken as main bodies; the front end of the tricycle frame 2 is welded with a sleeve 21; a handlebar coupling 11 is hinged in the sleeve 21; the upper half part of the handlebar coupling 11 is fixedly connected with a handlebar 1, and the lower half part of the handlebar coupling is fixedly connected with a wheel fixing fork 3; a front wheel 4 is hinged in the wheel fixing fork 3, pedals 42 are fixedly connected to two sides of the front wheel 4, and a deep groove ball bearing 41 is arranged at the hinged position of the front wheel 4 and the wheel fixing fork 3; bearing seats 92 are fixed on two sides of the rear end of the tricycle frame 2 through fixing bolts 94; a hinged main shaft 93 is fixedly arranged in the bearing seat 92; the hinge main shaft 93 can only freely rotate in the bearing seat 92, and the rear wheels 9 are fixedly arranged at the two ends of the hinge main shaft 93; a seat 7 is arranged in the middle of the tricycle frame 2, and a fixed plough leg 23 is welded at the bottom of the middle; the fixed plough leg 23 is hinged with the upper part of the plough foot 5; a worm fixing frame 22 and a worm wheel fixing frame 24 are welded on the tricycle frame 2 below the seat 7; an adjusting worm 81 is hinged in the worm fixing frame 22; the worm wheel fixing frame 24 is hinged with an adjusting worm wheel 8; a plough leg articulated shaft 82 is welded on one side surface of the adjusting worm wheel 8 far away from the circle center; the plough leg articulated shaft 82 is articulated with a movable plough leg 6, and the other end of the movable plough leg 6 is articulated with the middle part of the plough foot 5.

In the embodiment, the plough foot 5 is in a triangular pyramid shape, which is beneficial to breaking the soil furrows and can reduce the physical consumption of users.

In the embodiment, the upper end of the adjusting worm 81 is welded with an adjusting handle 811, and a user can rotate the adjusting handle 811 to drive the adjusting worm wheel 8 to rotate, so that the movable plough leg 6 drives the plough leg 5 to rotate around the hinge joint of the fixed plough leg 23 and the plough leg 5, and the purpose of stepless adjustment of the depth of the plough ditch is achieved.

In the present embodiment, the adjusting worm 81 and the adjusting worm wheel 8 have a self-locking function, and the adjusting worm 81 can only drive the adjusting worm wheel 8, so that even if the adjusting worm wheel 8 receives a circumferential force from the movable plough leg 6 to rotate the adjusting worm wheel 8, the adjusting worm wheel 8 does not rotate, that is, the depth of the furrow is not changed.

In this embodiment, the front wheels 4 and the rear wheels 9 are all fixedly provided with a plurality of anti-skidding shifting pieces 91 on the surfaces, so that the phenomenon of skidding when the device is used for plowing in a field is avoided.

In the embodiment, the deep groove ball bearing 41 and the bearing seat 92 can effectively reduce the friction resistance, increase the service life of the device, and indirectly play a role in saving power.

In the embodiment, a hinge sleeve 61 is welded at one end of the movable plough leg 6, which is hinged with the plough foot 5; the movable plough leg 6 is hinged to the middle part of the plough foot 5 through the hinged sleeve 61, so that the force applied to the plough foot 5 is more uniform, and the phenomenon that the hinged part is intensively abraded is avoided, thereby the service life of the device is influenced.

When the device is used, the device is placed on the land needing furrowing, a user sits on the seat 7 of the device and pedals the pedals 42 like riding a bicycle, and the anti-skid shifting sheets 91 are arranged on the front wheel 4 and the rear wheel 9, so that the device can slowly move forwards, and meanwhile, the plough feet 5 can slowly sink into the soil to achieve the effect of furrowing; the adjusting handle 811 is rotated, namely the adjusting worm 81 is rotated, at the moment, the worm wheel 8 enables the plough leg 5 to rotate around the hinge joint of the fixed plough leg 23 and the plough leg 5 through the movable plough leg 6, thereby achieving the purpose of stepless adjustment of the depth of the furrows; because the adjusting worm wheel 8 and the adjusting worm 81 are combined, the self-locking function is realized, and after the depth is adjusted, even if the adjusting worm wheel 8 is subjected to the circumferential force which is generated by the movable plough leg 6 to rotate the adjusting worm wheel 8, the adjusting worm wheel 8 cannot rotate in the process of ploughing, namely the depth of the ploughing cannot be changed; the vehicle can move or avoid obstacles by rotating the handlebar 1.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.