CN219577786U

CN219577786U - Crop seed seeder of adjustable depth of planting

Info

Publication number: CN219577786U
Application number: CN202320796679.4U
Authority: CN
Inventors: 张璐; 孙赫
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-04-12
Filing date: 2023-04-12
Publication date: 2023-08-25
Anticipated expiration: 2033-04-12

Abstract

The utility model relates to the technical field of agricultural machinery equipment, in particular to a crop seed sowing machine with adjustable sowing depth. Comprising the following steps: the device comprises a base frame, a ditching assembly and a depth adjusting assembly; the base frame is provided with a cross rod, and a chute is arranged in the cross rod; the ditching subassembly includes: a connecting rod and a furrow opener; the depth adjustment assembly includes: a rotating rod and a locating bar; one rod end of each rotating rod is rotationally connected with one end side of the connecting rod; each positioning strip is provided with a sliding end capable of moving along the sliding groove; the other end sides of the two positioning strips extend to be detachably connected with the end sides of the cross bars in the direction away from each other; the sliding end of the locating bar is also in rotary connection with the other bar end of the rotating bar. The utility model enables the connecting rod and the furrow opener to be in a relatively movable state through the arrangement of the rotating rod and the rotating shaft, and the utility model is also used for indirectly adjusting the relative positions of the connecting rod and the furrow opener relative to the cross rod through arranging the locating bar and the fixing piece for operating the relative positions of the rotating rod in the cross rod.

Description

Crop seed seeder of adjustable depth of planting

Technical Field

The utility model relates to the technical field of agricultural machinery equipment, in particular to a crop seed sowing machine with adjustable sowing depth.

Background

According to the time and weather and the region, some crops need to adapt to different planting depths.

In the prior art, the utility model patent with the application number of CN202120669023.7 discloses a technical scheme of a wheat seeding and fertilizing integrated machine for sandstone land, wherein the relative position of a first pore plate and a first mounting sleeve is adjusted in the scheme, so that the relative height of the whole device relative to the ground is indirectly adjusted.

Although the above-mentioned device is capable of adjusting the sowing depth of crops including wheat and the like, since the height of the whole device is adjusted, the weight of the whole device needs to be overcome at the time of specific operation, so that there is a lot of inconvenience in actual operation and even a plurality of persons are required to cooperatively operate.

Disclosure of Invention

The utility model provides a crop seed sowing machine with adjustable sowing depth, which can solve the problem that the existing crop seed sowing machine with adjustable sowing depth has a relatively complex adjustment of the sowing depth.

The technical scheme of the utility model is a crop seed sowing machine with adjustable sowing depth, comprising: the device comprises a base frame, and a ditching assembly, a depth adjusting assembly and a seeding assembly which are sequentially arranged with the base frame along the advancing direction;

a transverse rod extending along the horizontal direction and perpendicular to the advancing direction is arranged at the front end of the base frame along the advancing direction, and a long strip-shaped sliding groove extending along the length extending direction of the transverse rod is formed in the transverse rod;

the ditching subassembly includes: the connecting rods are horizontally arranged below the cross bars, and the furrow openers are arranged on the rod bodies of the connecting rods in rows;

the depth adjustment assembly includes: the number of the rotating rods and the locating strips is two;

one rod end of each rotating rod is rotationally connected with one end side of the connecting rod in the length extending direction;

each positioning strip is provided with one end side arranged in the length extending direction and embedded into the sliding groove and a sliding end capable of moving along the sliding groove;

the other end sides of the two positioning strips in the length extending direction extend to be detachably connected with the end sides of the cross bars in the length extending direction in the direction away from each other;

the sliding end of the locating strip is also in rotary connection with the other rod end of the rotating rod.

Optionally, the ditching assembly further comprises: a rotating shaft;

each rotating shaft is arranged at one end side of the connecting rod in the length extending direction;

the direction of the center axis of the rotating shaft is parallel to the advancing direction;

and one rod end of the rotating rod is sleeved outside the rotating shaft and is in rotary connection with the rotating shaft.

Optionally, two side walls forming the sliding groove in the cross rod and extending along the length extending direction of the cross rod are recessed with long-strip grooves in a direction away from each other;

and two opposite horizontal end sides of the sliding end extend out of the protruding end which can be embedded into the groove.

Optionally, the positioning strip includes: an extension rod starting at the sliding end and extending in a direction away from the sliding end;

the extension rod is horizontally arranged;

the rotating rod is sleeved on the end side of the sliding end, and a through hole for the extending rod to penetrate is formed in the rotating rod;

and end holes for the extension rod to penetrate are also formed in the two end sides of the cross rod in the length direction.

Optionally, along the extending direction of the length of the extending rod, a plurality of positioning holes are formed in the extending rod at intervals;

and the top ends of the two end sides of the cross rod in the length extending direction extend out of the fixed wall in a direction away from each other;

the fixed wall is provided with a fixed hole;

and, the depth adjustment assembly further comprises: a fixing member;

the fixing piece is used for detachably fixing the relative position between the cross rod and the positioning strip through the fixing hole and the positioning hole.

Optionally, the fixing member includes: the bolt can be inserted into the fixing hole and the positioning hole, and the nut is detachably connected with the bolt.

Optionally, the seeding assembly is arranged in the base frame at the rear side of the ditching assembly and the depth adjusting assembly in the advancing direction;

the seeding assembly includes: a seeding box arranged on the base frame and a seeding pipe connected with the bottom side of the seeding box.

The beneficial effects are that:

the utility model enables the connecting rod and the furrow opener to be in a relatively movable state through the arrangement of the rotating rod and the rotating shaft, and the utility model can adjust the relative positions of the connecting rod and the furrow opener relative to the ground by arranging the locating bar and the fixing piece for operating the relative positions of the rotating rod in the transverse rod and indirectly adjusting the relative positions of the connecting rod and the furrow opener relative to the transverse rod;

the utility model only needs to adjust the position of the ditching assembly comprising the connecting rod, the rotating shaft and the ditcher relative to the cross rod, so that the whole device is not required to be adjusted, time and labor are saved, and the device has the advantage of convenient adjustment, so that the utility model can solve the problem that the existing crop seed sowing machine with adjustable sowing depth has relatively high adjustment depth.

Drawings

In order to more clearly illustrate the technical solution of the present utility model, the drawings that are needed in the embodiments will be briefly described below, and it will be obvious to those skilled in the art that other drawings can be obtained from these drawings without inventive effort.

FIG. 1 is a schematic diagram of a front view of a crop seed planter with adjustable planting depth in accordance with an embodiment of the present utility model;

FIG. 2 is a front view of a crop seed planter with adjustable planting depth in accordance with an embodiment of the present utility model;

FIG. 3 is a schematic view of a front side structure of a crop seed planter with adjustable planting depth in accordance with an embodiment of the present utility model;

FIG. 4 is a side view of a crop seed planter with adjustable planting depth in accordance with an embodiment of the present utility model;

FIG. 5 is a partial schematic view of portion A of FIG. 3;

FIG. 6 is a partial schematic view of portion B of FIG. 3;

FIG. 7 is a partial schematic view of portion C of FIG. 4;

FIG. 8 is a partial schematic view of portion D of FIG. 4;

FIG. 9 is a schematic view of a positioning strip according to an embodiment of the present utility model;

in the figure, 1-base frame; 11-a cross bar; 111-a chute; 12-a fixed wall;

2-ditching assembly; 21-a connecting rod; 22-rotating shaft; 23-furrow opener;

3-a depth adjustment assembly; 31-rotating rod; 311-through holes; 32-positioning strips; 321-a slide end; 3211-a male end; 322-extension rod; 3221-positioning holes; 33-fixing piece;

4-seeding assembly; 41-a seeding box; 42-seeding tube.

Detailed Description

Reference will now be made in detail to the embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, the same numbers in different drawings refer to the same or similar elements, unless otherwise indicated. The embodiments described in the examples below do not represent all embodiments consistent with the utility model. Merely exemplary of systems and methods consistent with aspects of the utility model as set forth in the claims.

The utility model provides a crop seed planter with adjustable planting depth, as shown in fig. 1, 2, 3 and 4, fig. 1 is a schematic front view of a crop seed planter with adjustable planting depth in an embodiment of the utility model, fig. 2 is a front view of a crop seed planter with adjustable planting depth in an embodiment of the utility model, fig. 3 is a schematic front side view of a crop seed planter with adjustable planting depth in an embodiment of the utility model, and fig. 4 is a side view of a crop seed planter with adjustable planting depth in an embodiment of the utility model, comprising: a base frame 1, and a ditching assembly 2, a depth adjusting assembly 3 and a seeding assembly 4 which are sequentially arranged with the base frame 1 along the advancing direction.

A horizontal bar 11 extending in the horizontal direction and perpendicular to the advancing direction is provided at the front end of the base frame 1 in the advancing direction, and an elongated chute 111 extending in the longitudinal extending direction of the horizontal bar 11 is provided in the horizontal bar 11.

In particular, the base frame 1 is connected to a tractor or other powered structure.

Two side walls of the cross bar 11, which form the sliding groove 111 and extend along the length extending direction of the cross bar 11, are recessed with elongated grooves in directions away from each other. The cross bar 11 is also provided with end holes for the extension bars 322 to penetrate through on both end sides in the length direction.

The tips of both end sides of the cross bar 11 in the length extending direction extend out of the fixing wall 12 in a direction away from each other. The fixing wall 12 is provided with fixing holes.

The ditching assembly 2 comprises: a connecting rod 21, a rotating shaft 22 and a furrow opener 23.

As shown in fig. 5, 6, 7 and 8, fig. 5 is a partial schematic view of a portion a in fig. 3, fig. 6 is a partial schematic view of a portion B in fig. 3, fig. 7 is a partial schematic view of a portion C in fig. 4, and fig. 8 is a partial schematic view of a portion D in fig. 4, the connecting rod 21 is horizontally disposed below the cross bar 11.

Each of the rotary shafts 22 is provided in the connecting rod 21 at one end side in the length extending direction.

The direction of the center axis of the rotating shaft 22 is parallel to the advancing direction.

A plurality of furrow openers 23 are arranged in a row on the shaft of the connecting rod 21.

Specifically, the connecting rod 21 is used for providing a connecting carrier for a plurality of openers 23, so that the openers 23 can be in the same working state.

The shaft 22 is provided for the purpose of facilitating the connection of the rotating lever 31.

The depth adjustment assembly 3 includes: the number of the rotating rods 31 and the positioning strips 32, which are two, and the fixing pieces 33 are provided.

The rotating rod 31 is sleeved on the end side of the sliding end 321 and is provided with a through hole 311 for the extending rod 322 to penetrate.

One rod end of the rotating rod 31 is sleeved outside the rotating shaft 22 and is in rotating connection with the rotating shaft 22, and the other rod end is sleeved outside the sliding end 321 and is in rotating connection with the sliding end 321.

Specifically, both end sides of the rotating lever 31 in the length extending direction are rotatably connected.

Each of the positioning bars 32 has one end side provided in the length extending direction and is fitted into the slide groove 111 and a slide end 321 movable along the slide groove 111.

The other end sides of the two positioning bars 32 in the length extending direction extend in a direction away from each other to be detachably connected with the end sides of the cross bar 11 in the length extending direction.

Specifically, the sliding end 321 is rotationally connected to the rotating rod 31 while sliding in the sliding groove 111.

As shown in fig. 9, fig. 9 is a schematic structural view of a positioning bar in the embodiment of the present utility model, and the sliding end 321 of the positioning bar 32 is further rotatably connected to the other rod end of the rotating rod 31. Two opposite horizontal ends of the sliding end 321 extend out of the protruding end 3211 which can be embedded into the groove. An extension rod 322 starting at the sliding end 321 and extending in a direction away from the sliding end 321.

The extension rod 322 is horizontally arranged, and a plurality of positioning holes 3221 are arranged at intervals along the length extension direction of the extension rod 322 on the extension rod 322.

And a fixing member 33 for detachably fixing the relative position between the cross bar 11 and the positioning bar 32 through the fixing hole and the positioning hole 3221. Wherein, mounting 33 includes: a bolt inserted into the fixing hole and the positioning hole 3221, and a nut detachably connected with the bolt.

The sowing assembly 4 is arranged in the base frame 1 at the rear side of the ditching assembly 2 and the depth adjusting assembly 3 in the advancing direction.

The sowing assembly 4 includes: a sowing box 41 provided on the base frame 1, and a sowing pipe 42 connected to the bottom side of the sowing box 41.

Working principle:

when the sowing depth needs to be adjusted, the fixing piece 33 can be released firstly to release the relative position between the positioning strip 32 and the fixed wall 12, and then the relative position of the sliding end 321 in the chute 111 can be indirectly adjusted by operating the extension rod 322 according to the adjustment requirement of the sowing depth;

when the position of the slide end 321 in the slide groove 111 is changed, since the rotating lever 31 is connected to the end side of the connecting lever 21, the inclination angle of the rotating lever 31 with respect to the connecting lever 21 and the positioning bar 32 is changed, and accordingly, the heights of the rotating shaft 22 and the furrow opener 23 with respect to the ground are also changed.

When the positions of the sliding ends 321 in the two positioning strips 32 are adjusted, the ditching depth of the ditcher 23 is adjusted, and the seeding depth is adjusted accordingly.

The embodiments of the present utility model have been described in detail, but the present utility model is merely the preferred embodiments of the present utility model and should not be construed as limiting the scope of the present utility model. All equivalent changes and modifications within the scope of the present utility model should be made within the scope of the present utility model.

Claims

1. Crop seed planter with adjustable planting depth, characterized by comprising: the device comprises a base frame, and a ditching assembly, a depth adjusting assembly and a seeding assembly which are sequentially arranged with the base frame along the advancing direction;

2. The adjustable depth crop seed planter of claim 1 wherein the ditching assembly further comprises: a rotating shaft;

3. The crop seed planter of claim 1 wherein two side walls of said cross bar forming said chute extending along a length of said cross bar are each recessed with elongated grooves in a direction away from each other;

4. The adjustable depth crop seed planter of claim 1 wherein said locating bar comprises: an extension rod starting at the sliding end and extending in a direction away from the sliding end;

the extension rod is horizontally arranged;

5. The crop seed planter with adjustable planting depth of claim 4 wherein a plurality of positioning holes are formed in the extension rod at intervals along the length extension direction of the extension rod;

the fixed wall is provided with a fixed hole;

and, the depth adjustment assembly further comprises: a fixing member;

6. The adjustable depth crop seed planter of claim 5 wherein the fixture comprises: the bolt can be inserted into the fixing hole and the positioning hole, and the nut is detachably connected with the bolt.

7. The adjustable depth crop seed planter of claim 1 wherein the planting assembly is disposed in the base frame rearward of the ditching assembly and the depth adjustment assembly in the forward direction;