Line-spacing-adjustable hand-push type small seed sowing machine

Abstract

The utility model discloses a row-spacing-adjustable hand-push type small seed sowing machine, and belongs to the technical field of agricultural tools. The row-spacing-adjustable hand-push type small-seed sowing machine comprises a fixed rod, a sowing wheel is arranged on the fixed rod, two groups of sliding seats are arranged on the fixed rod in a sliding manner, a push rod is arranged on the fixed rod, the two groups of sliding seats are respectively positioned on two sides of the push rod, and the two groups of sliding seats are arranged on the push rod. A limiting assembly used for limiting sliding of the sliding base is arranged on the fixing rod. A connecting rod is fixedly arranged on the sliding seat, and the seeding wheel is rotationally arranged on the connecting rod; the two groups of sliding seats are respectively arranged on the fixed rod in a sliding manner, and the seeding wheels are arranged on the sliding seats, so that the distance between the two groups of sliding seats can be conveniently adjusted, the seeding line spacing can be further adjusted, and the application range is widened.

Description

TECHNICAL FIELD

[0001] The utility model relates to agricultural implement technical field especially, relates to a kind of adjustable row spacing hand-propelled small-grain seed sowing machine. BACKGROUND

[0002] Traditional agricultural production mode is with pick, artificial point seed, with foot soil covering. Sowing speed is extremely slow, efficiency is extremely low. Sowing depth is inconsistent, and emergence is not neat. Later, farmers use sowing machine to sow, and sowing machine is divided into automatic and manual two categories, and automatic sowing machine is suitable for large area flat land or large farm use;Hand-propelled sowing machine solves the sowing problem of small area planting land. Hand-propelled sowing machine is applicable in many areas of our country, especially in some small planting land such as test land, seedling raising land, small plot and the like.

[0003] The application of hand-propelled sowing machine can greatly reduce the labor intensity of people and improve sowing efficiency, but the existing hand-propelled sowing machine has relatively single function, and cannot be well adjusted according to the row spacing of sowing land. UTILITY MODEL CONTENT

[0004] The utility model aims at solving the problem of inconvenient adjustment according to the row spacing of sowing land in prior art, and provides a kind of adjustable row spacing hand-propelled small-grain seed sowing machine.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0006] An adjustable row spacing hand-propelled small-grain seed sowing machine, comprising a fixed rod, the fixed rod is provided with a sowing wheel, further comprising: a sliding seat slidingly arranged on the fixed rod, wherein the fixed rod is provided with a push rod, the sliding seat is provided with two groups, two groups of the sliding seat are located on the two sides of push rod respectively, and the fixed rod is provided with a limiting assembly for limiting the sliding of sliding seat;The connecting rod is fixedly arranged on the sliding seat, and the sowing wheel is rotatably arranged on the connecting rod.

[0007] In order to facilitate the fixation of the rotating shaft, preferably, the end of the connecting rod away from the sliding seat is fixedly provided with a rotating seat, the rotating shaft is rotatably arranged on the sowing wheel, the clamping seat is connected to the rotating seat through bolts on the rotating seat, and the rotating shaft is fixedly arranged between the rotating seat and the clamping seat.

[0008] In order to ensure that the position of the sowing wheel is reliable, further, two groups of limiting plates are fixedly arranged on the rotating shaft, and the inner walls of two groups of the limiting plates are respectively abutted with the outer walls on both sides of the rotating seat.

[0009] In order to adjust the distance between the handle and the fixed rod, preferably, a telescopic cylinder is fixedly arranged on the fixed rod, one end of the push rod is slidingly arranged in the telescopic cylinder, the other end of the push rod is fixedly arranged with a handle, and a pin rod for limiting the sliding of the push rod is threadedly connected to the telescopic cylinder.

[0010] Preferably, the limiting assembly comprises a limiting screw rod threadedly connected to the sliding seat, one end of the limiting screw rod abuts against the fixed rod, and the other end of the limiting screw rod is fixedly arranged with a knob, and the inner wall of the knob abuts against the outer wall of the sliding seat.

[0011] Further, a sliding groove is formed in the fixed rod, a bidirectional screw rod is rotatably arranged in the sliding groove, two groups of the sliding seats are fixedly arranged with connecting blocks, and the two groups of connecting blocks are threadedly connected to the two ends of the bidirectional screw rod, respectively.

[0012] Preferably, the limiting assembly comprises a tooth plate fixedly arranged on the fixed rod, an adjusting seat fixedly arranged on the sliding seat, a hook plate rotatably arranged on the adjusting seat, one end of the hook plate away from the adjusting seat being clamped and connected with the tooth plate, and a torsional spring arranged on the adjusting seat for driving the hook plate to rotate.

[0013] Preferably, the device further comprises a bin door, the seeding wheel is provided with a feeding port, one end of the bin door is rotatably arranged in the feeding port, the other end of the bin door is connected with the feeding port through buckling, side plates are fixedly arranged on both sides of the bin door, sliding rods are fixedly arranged on the side plates, and a limiting groove is formed in the inner wall of the feeding port, and the sliding rods are slidingly arranged in the limiting groove.

[0014] Compared with the prior art, the adjustable row spacing hand-push type small-grain seed sowing machine has the following beneficial effects:

[0015] 1. The adjustable row spacing hand-push type small-grain seed sowing machine, by slidingly arranging two groups of sliding seats on the fixed rod, and arranging a seeding wheel on each sliding seat, the distance between the two groups of sliding seats can be conveniently adjusted, thereby the sowing row spacing can be adjusted, the use range is improved, and the sliding seat can be reliably fixed at the current position after adjustment, so that sliding during use is prevented, and the use effect is affected.

[0016] 2. The adjustable row spacing hand-push type small-grain seed sowing machine, by slidingly arranging the push rod in the telescopic cylinder, different height personnel can use it conveniently, and the use experience is improved.

[0017] The parts not involved in the device are the same as or can be realized by the prior art, and the adjustable row spacing hand-push type small-grain seed sowing machine has the following beneficial effects: by slidingly arranging two groups of sliding seats on the fixed rod, and arranging a seeding wheel on each sliding seat, the distance between the two groups of sliding seats can be conveniently adjusted, thereby the sowing row spacing can be adjusted, and the use range is improved. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 Structure diagram of the adjustable row spacing hand-pushed small-grain seed sowing machine Figure 1

[0019] Figure 2 Structure diagram of the adjustable row spacing hand-pushed small-grain seed sowing machine Figure 2

[0020] Figure 3 Structure diagram of the sowing wheel of the adjustable row spacing hand-pushed small-grain seed sowing machine

[0021] Figure 4 Structure diagram of the hook plate of the adjustable row spacing hand-pushed small-grain seed sowing machine

[0022] In the figure: 1, fixed rod; 101, telescopic cylinder; 102, push rod; 103, handle; 104, pin rod; 105, sliding groove; 106, bidirectional screw rod; 107, toothed plate; 2, sliding seat; 201, connecting rod; 202, rotating seat; 203, clamping seat; 204, connecting block; 3, sowing wheel; 301, rotating shaft; 302, limiting plate; 303, feeding port; 4, bin door; 401, side plate; 5, adjusting seat; 501, hook plate; 6, knob. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all the embodiments.

[0024] In the description of the present application, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, therefore it cannot be understood as a limitation of the present application.

[0025] Embodiment one:

[0026] Reference Figures 1-3 ​​The utility model provides an adjustable row spacing hand -propelled small particle seed sowing machine, including fixed rod 1, the section of fixed rod 1 is round or rectangular or hexagonal, preferably rectangular, be provided with sowing wheel 3 on fixed rod 1, sowing wheel 3 is prior art, in use, can be used as walking wheel simultaneously, can also carry out sowing, still include: sliding seat 2 slidingly arranged on fixed rod 1, wherein, push rod 102 is arranged on fixed rod 1, and push rod 102 is arranged in the middle position of fixed rod 1, and the axis of push rod 102 is inclined to the axis of fixed rod 1 a certain angle, and the angle range is 20 degrees to 50 degrees, preferably 35 degrees, can advance by push rod 102 push fixed rod 1 and sowing wheel 3, improve the function effect of use, wherein, sliding seat 2 is provided with two groups, and two groups of sliding seat 2 are located on the both sides of push rod 102 respectively, and limiting assembly for limiting the sliding of sliding seat 2 is arranged on fixed rod 1, in use, by the control of limiting assembly, the limitation of sliding seat 2 is cancelled, and sliding seat 2 can slide on fixed rod 1, the distance between two groups of sliding seat 2 can be conveniently adjusted, can be adjusted according to actual sowing row spacing, improve the use range, and in order to improve the adjustment accuracy, scale line is fixedly arranged on fixed rod 1, can improve the adjustment speed, further, telescopic rod is connected on both ends of fixed rod 1 by bolt here, in use, by adjusting the length of telescopic rod, the end of telescopic rod away from fixed rod 1 is in contact with the vertical plane where last sowing track is located and keeps vertical, has reference effect, can guarantee the distance between adjacent two times of sowing, connecting rod 201 is fixedly arranged on sliding seat 2, and sowing wheel 3 is rotatably arranged on connecting rod 201, in use, it is convenient to drive sowing wheel 3 to advance.

[0027] In use, by sliding two groups of sliding seat 2 on fixed rod 1 respectively, sowing wheel 3 is arranged on sliding seat 2, the distance between two groups of sliding seat 2 is conveniently adjusted, and then sowing row spacing can be adjusted, the use range is improved, and the sliding seat 2 is limited by the limiting assembly, after adjustment is completed, it can be guaranteed that the sliding seat 2 is fixed reliably at the current position, prevents sliding during use, and influences use effect, push rod 102 is slidably arranged in telescopic cylinder 101, which is convenient for people of different heights to use, and improves the use experience.

[0028] Refer to Figures 1-3The rotating base 202 is fixedly arranged at one end of the connecting rod 201 away from the sliding base 2, the rotating shaft 301 is rotatably arranged on the seeding wheel 3, the clamping base 203 is connected to the rotating base 202 through bolts, the corresponding semicircular grooves are respectively arranged at the connecting positions of the rotating base 202 and the clamping base 203, the rotating shaft 301 is fixedly arranged between the rotating base 202 and the clamping base 203, that is, in the two semicircular grooves, and the rubber pads are fixedly arranged in the two semicircular grooves, so that the fixing effect of the rotating shaft 301 is improved. In use, the rotating base 202 is fixedly arranged on the connecting rod 201, and the clamping base 203 is fixedly arranged on the rotating base 202 through bolts. On the one hand, the rotating shaft 301 of the seeding wheel 3 can be reliably fixed, the use effect is improved, and on the other hand, the seeding wheel 3 can be conveniently replaced, and the seeding wheel 3 for other crops or pasture can be replaced, so that the use range is improved.

[0029] With reference to Figure 3 The limiting plates 302 are fixedly arranged on the rotating shaft 301, and the inner walls of the two limiting plates 302 are respectively abutted against the outer walls of the two sides of the rotating base 202. In use, the limiting plates 302 are fixedly arranged on the rotating shaft 301, so that the position of the rotating base 202 installed on the rotating shaft 301 is relatively fixed. On the one hand, the installation speed is improved, and on the other hand, the distance between the seeding wheel 3 and the connecting rod 201 is relatively fixed, which is helpful to improve the adjustment accuracy of the row spacing.

[0030] With reference to Figures 1-2 The telescopic barrel 101 is fixedly arranged on the fixing rod 1, the cross section of the telescopic barrel 101 is circular or rectangular, and the cross section of the telescopic barrel 101 is preferably rectangular. The guide groove in the shape of a rectangle is arranged in the telescopic barrel 101. The cross section of the push rod 102 is also preferably rectangular. One end of the push rod 102 is slidably arranged in the telescopic barrel 101, that is, slidably arranged in the guide groove. The handle 103 is fixedly arranged at the other end of the push rod 102. The pin 104 for limiting the sliding of the push rod 102 is threadedly connected to the telescopic barrel 101. In use, the pin 104 is removed, the extension length of the push rod 102 is adjusted, different height personnel can use it conveniently, and after the adjustment is completed, the pin 104 is screwed on the telescopic barrel 101 again. The through hole is equidistantly arranged on the push rod 102, and the pin 104 passes through the through hole from the current position.

[0031] With reference to Figure 3The adjustable row spacing hand-push small particle seed sowing machine further comprises a bin door 4, an inlet 303 is formed on the sowing wheel 3, one end of the bin door 4 is rotationally arranged in the inlet 303, the other end of the bin door 4 is connected with the inlet 303 through buckling, an elastic clamping plate is fixedly arranged in the inlet 303, a connecting column is fixedly arranged on the inner wall of the bin door 4, the elastic clamping plate is clamped and connected with the connecting column, the reliable closing of the bin door 4 can be ensured, opening during use is prevented, side plates 401 are fixedly arranged on the two sides of the bin door 4, sliding rods are fixedly arranged on the outer walls of the side plates 401, limiting grooves are formed in the inner walls of the inlet 303, the sliding rods are slidingly arranged in the limiting grooves, when the bin door 4 is opened during use, the sliding rods slide to one end of the limiting grooves, the bin door 4 is inclined at a certain angle, at this time, the bin door 4 and the side plates 401 are similar to the structure of the feeding groove, the material can be conveniently added into the sowing wheel 3, after the addition of the material is completed, the bin door 4 is closed, on the one hand, the material can be prevented from leaking from the inlet 303 during the rotation of the sowing wheel 3, on the other hand, the soil can be prevented from entering the inlet 303, and the use effect is affected, here, cloth or rubber skin can also be arranged at the inlet 303, for blocking the inlet 303, when the material needs to be added, the cloth or the rubber skin is opened, after the addition is completed, the cloth or the rubber skin is resealed.

[0032] With reference to Figure 1 Here, the limiting assembly is designed as follows: a limiting screw rod is threadedly connected to the sliding seat 2, one end of the limiting screw rod abuts against the outer wall of the fixed rod 1, a knob 6 is fixedly arranged at the other end of the limiting screw rod, and the inner wall of the knob 6 abuts against the outer wall of the sliding seat 2, in use, the limiting screw rod is driven to rotate away from the fixed rod 1 through the knob 6, at this time, the sliding seat 2 can be pushed to slide, after the row spacing adjustment is completed, the limiting screw rod is reversely driven to rotate to abut against the fixed rod 1, the sliding seat 2 can be fixed at the current position, movement during use is prevented, and normal use is affected.

[0033] With reference to Figure 2 A sliding groove 105 is formed in the fixed rod 1, a bidirectional screw rod 106 is rotationally arranged in the sliding groove 105, a connecting block 204 is fixedly arranged on each of the two groups of sliding seats 2, and the two groups of connecting blocks 204 are threadedly connected with the two ends of the bidirectional screw rod 106, at this time, the two groups of sliding seats 2 are symmetrically arranged on the fixed rod 1, in use, after the two groups of limiting screw rods are respectively loosened, one group of sliding seats 2 is pushed to move, at this time, the bidirectional screw rod 106 is driven to rotate under the drive of the connecting block 204, the other group of sliding seats 2 can be simultaneously driven to move, the two groups of sliding seats 2 realize mutual approaching or moving away, the row spacing can be conveniently adjusted, and the adjustment efficiency can be improved.

[0034] Embodiment two

[0035] With reference to Figure 4The same as example one, on the basis of example one, we expand the limiting assembly, here, the limiting assembly is designed as: the fixed rod 1 is fixedly provided with a tooth plate 107, the long side of the tooth plate 107 is parallel to the long side of the fixed rod 1, the sliding seat 2 is fixedly provided with an adjusting seat 5, the adjusting seat 5 is rotatably provided with a hook plate 501, the end of the hook plate 501 away from the adjusting seat 5 is connected with the tooth plate 107 in a clamping mode, and the adjusting seat 5 is provided with a torsional spring for driving the hook plate 501 to rotate, in use, when the position of the sliding seat 2 needs to be adjusted, the end of the hook plate 501 away from the adjusting seat 5 is lifted to make the hook plate 501 disengage from the tooth plate 107, then the sliding seat 2 can be driven to slide, when the position of the sliding seat 2 is adjusted, the lifting of the hook plate 501 is released, the hook plate 501 is connected with the tooth plate 107 in a clamping mode under the elastic force of the torsional spring, the sliding seat 2 is fixed on the fixed rod 1, the adjustment is convenient, and the fixation is reliable.

[0036] The above is only the preferred specific implementation of the present application, but the protection scope of the present application is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. An adjustable row spacing hand-propelled small-grain seed drill comprising a stationary bar (1) on which a seeding wheel (3) is arranged, characterized in that, Also include: Sliding seat (2) slidingly arranged on the fixed rod (1), Wherein, the fixed rod (1) is provided with a push rod (102), the sliding seat (2) is provided with two groups, two groups of the sliding seat (2) are respectively located on both sides of the push rod (102), and the fixed rod (1) is provided with a limiting assembly for limiting the sliding of the sliding seat (2); The connecting rod (201) is fixedly arranged on the sliding seat (2), and the seeding wheel (3) is rotatably arranged on the connecting rod (201).

2. The adjustable row-spacing hand-propelled small-grain seeder of claim 1, wherein, The end of the connecting rod (201) away from the sliding seat (2) is fixedly provided with a rotating seat (202), the seeding wheel (3) is rotatably provided with a rotating shaft (301), the rotating seat (202) is connected with a clamping seat (203) through bolts, and the rotating shaft (301) is fixedly arranged between the rotating seat (202) and the clamping seat (203).

3. An adjustable row-spacing hand-propelled small-grain seeder according to claim 2, characterized in that, The rotating shaft (301) is fixedly provided with two groups of limiting plates (302), and the inner walls of the two groups of limiting plates (302) respectively abut against the outer walls on both sides of the rotating seat (202).

4. The adjustable row-spacing hand-propelled small-grain seeder of claim 1, wherein, The fixed rod (1) is fixedly provided with a telescopic cylinder (101), one end of the push rod (102) is slidingly arranged in the telescopic cylinder (101), the other end of the push rod (102) is fixedly provided with a handle (103), and the telescopic cylinder (101) is threadedly connected with a pin rod (104) for limiting the sliding of the push rod (102).

5. The adjustable row-spacing hand-propelled small-grain seeder of claim 1, wherein, The limiting assembly comprises a limiting screw threadedly connected to the sliding seat (2), one end of the limiting screw abuts against the fixed rod (1), the other end of the limiting screw is fixedly provided with a knob (6), and the inner wall of the knob (6) abuts against the outer wall of the sliding seat (2).

6. An adjustable row-spacing hand-propelled small-grain seeder according to claim 5, wherein, The fixed rod (1) is provided with a sliding groove (105), the sliding groove (105) is rotatably provided with a bidirectional screw (106), two groups of the sliding seat (2) are fixedly provided with a connecting block (204), and two groups of the connecting block (204) are respectively threadedly connected with both ends of the bidirectional screw (106).

7. The adjustable row-spacing hand-propelled small-grain seeder of claim 1, wherein, The limiting assembly comprises a tooth plate (107) fixedly arranged on the fixed rod (1), the sliding seat (2) is fixedly provided with an adjusting seat (5), the adjusting seat (5) is rotatably provided with a hook plate (501), one end of the hook plate (501) away from the adjusting seat (5) is connected with the tooth plate (107) in a clamping manner, and the adjusting seat (5) is provided with a torsional spring for driving the hook plate (501) to rotate.

8. The adjustable row-spacing hand-propelled small-grain seeder of claim 1, wherein, It also includes a warehouse door (4), the seeding wheel (3) is provided with a feeding port (303), one end of the warehouse door (4) is rotatably arranged in the feeding port (303), the other end of the warehouse door (4) is connected with the feeding port (303) through buckles, and the two sides of the warehouse door (4) are fixedly provided with side plates (401), the side plates (401) are fixedly provided with sliding rods, and the inner wall of the feeding port (303) is provided with a limiting groove, and the sliding rods are slidingly arranged in the limiting groove.

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