CN218634739U

CN218634739U - Trench wall seeder

Info

Publication number: CN218634739U
Application number: CN202222927861.7U
Authority: CN
Inventors: 张荣成; 陈士浩; 黄加青; 王辉; 陈华; 蔡炎伟; 王�华; 陆建国
Original assignee: Jiangsu Provincial Agricultural Reclamation And Development Corp
Current assignee: Jiangsu Provincial Agricultural Reclamation And Development Corp
Priority date: 2022-11-03
Filing date: 2022-11-03
Publication date: 2023-03-17
Anticipated expiration: 2032-11-03

Abstract

The utility model relates to a trench wall seeder, including being connected with the ploughshare that the drive unit and the outer inclined plane of seed case, hose, the drive seed metering box seed metering of seed metering box offered the furrow opener, its characterized in that still includes a initiative seed conveying unit, seed case is installed in the frame of seeder, and the seed metering box passes through the hose and initiatively seeds conveying unit connection, initiatively seeds conveying unit rigid coupling in ploughshare and ploughshare seed metering mouth intercommunication. Has the advantages that: the active seed conveying unit is additionally arranged between the hose and the plowshare seed metering opening, so that the active thrust of seeds at the seed metering opening is increased, and the seed metering efficiency and the reliability of the whole machine are improved.

Description

Trench wall seeder

Technical Field

The invention belongs to the technical field of agricultural machinery, and particularly relates to a trench wall seeding device.

Background

The existing furrow wall seeder for sowing in dead furrows is easy to be blocked by soil adhered on the plowshare at the joint of the hose and the seeding opening of the plowshare and the seeding opening along with the increase of the use frequency in practical application, thereby causing unsmooth seed conveying, influencing the sowing efficiency and the sowing density and further influencing the crop yield.

Disclosure of Invention

In order to solve the problems in the prior art, the invention provides a trench wall seeding device which can improve the seeding efficiency, and in order to achieve the purpose, the invention provides the following technical scheme:

the furrow wall seeding device comprises a seed box, a hose, a transmission unit for driving the seed discharging box to discharge seeds, and a plowshare, wherein the plowshare is provided with a furrow opener on the outer inclined plane, the seed box is arranged on the frame of the seeder, the seed discharging box is connected with an active seed conveying unit through the hose, and the active seed conveying unit is fixedly connected with the plowshare and is communicated with a plowshare seed discharging opening.

The trench wall seeding apparatus is further designed such that the active seed delivery unit comprises: motor, diversion gear train, driven spindle, defeated kind of pipe and auger blade, driven spindle passes through diversion gear train and is connected with motor output shaft transmission, and the auger blade is connected on driven spindle, and defeated kind of pipe cup joints in driven spindle and with the ploughshare rigid coupling, and defeated kind of pipe links to each other with the hose.

The groove wall seeding device is further designed in that a through hole is formed in the radial direction of the driven rotating shaft, and the auger blade is connected with the driven rotating shaft through a pin shaft which is connected in the through hole in a penetrating manner.

The furrow wall seeding device is further designed in that the turning gear set comprises a driving bevel gear arranged on the output shaft of the motor and a driven bevel gear arranged on the driven rotating shaft, and the driving bevel gear is meshed with the driven bevel gear.

The furrow wall seeding device is further designed in that the turning gear set is packaged in a gear box, the outer end face of the gear box is provided with a positioning step matched with the seed conveying pipe, and one end of the seed conveying pipe is sleeved with the positioning step and the other end is fixedly connected with the plowshare.

The furrow wall seeding apparatus is further designed to further comprise a bracket for supporting the motor, the bracket being mounted on the frame of the seeding machine.

The trench wall seeding device is further designed in such a way that the transmission unit is a chain wheel and chain wheel set which are matched with each other, and the seeding shaft of the seeding box is driven to rotate by the chain wheel and the chain wheel set.

The beneficial effects of the invention are as follows:

the utility model discloses a trench wall seeder is through set up initiative seed conveying unit between hose and ploughshare seed metering mouth to increase the initiative thrust of seed in seed metering mouth department, improve the reliability of seed metering efficiency and complete machine.

Furthermore, the stability of the auger blade relative to the driven rotating shaft is improved by adopting a pin joint mode between the driven rotating shaft and the auger blade.

Furthermore, the step for positioning the seed conveying pipe is additionally arranged on the shell after the reversing gear set is packaged, so that the concentricity of the driven rotating shaft relative to the seed conveying pipe is ensured, the auger blade and the inner wall of the seed conveying pipe are prevented from being rubbed, and the fast positioning and installation of the seed conveying pipe are facilitated.

Drawings

FIG. 1 is a schematic three-dimensional view of a trench wall seeding apparatus.

Fig. 2 is a schematic structural diagram of the plowshare.

Fig. 3 is an enlarged view at a point a (the outer shell of the change gear set is hidden) of the structural schematic diagram of the plowshare shown in fig. 2.

Detailed Description

The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.

As shown in fig. 1, the furrow wall seeding apparatus of the present embodiment mainly comprises a seed box 1 connected with a seed box 2, a hose 3, a transmission unit 23 for driving the seed box to seed, and a plowshare 5 with an outer slope provided with a furrow opener 51, and particularly comprises an active seed feeding unit 6. The seed box 1 is arranged on a frame of the seeder, the seed discharging box is connected with the active seed conveying unit 6 through the hose 3, the active seed conveying unit 6 is fixedly connected with the plowshare 5 and is communicated with the plowshare seed discharging port 51, so that the active thrust of the seeds at the seed discharging port is increased to smoothly discharge the seeds from the seed discharging port 51, and the seed discharging efficiency and the reliability of the whole seeder are improved.

The active seed transport unit 6 of the present embodiment mainly consists of: the motor 41, the change gear group 64, the driven rotating shaft 61, the seed conveying pipe 63 and the auger blade 62. The driven rotating shaft is in transmission connection with the motor output shaft 42 through a direction change gear set 64 through a 61. The auger blade 62 is connected to the driven rotating shaft 61, the seed conveying pipe 63 is sleeved on the driven rotating shaft 61 and fixedly connected with the plowshare 5, and the seed conveying pipe 63 is connected with the hose 3.

The driven rotating shaft 61 of the embodiment is provided with a through hole 611 in the radial direction, and the auger blade 62 is connected with the driven rotating shaft 61 by penetrating and connecting a pin shaft in the through hole 611, so that the stability of the auger blade 62 relative to the driven rotating shaft 61 is improved.

The direction changing gear set 64 is a driving bevel gear arranged on the motor output shaft 42 and a driven bevel gear arranged on the driven rotating shaft, and the driving bevel gear is meshed with the driven bevel gear.

The direction changing gear set is packaged in a gear box (not shown in the figure), the outer end face of the gear box is provided with a positioning step matched with a corresponding port of the seed conveying pipe, one end of the seed conveying pipe 63 is sleeved with the positioning step, the other end of the seed conveying pipe is fixedly connected with the plough head, the concentricity of the driven rotating shaft relative to the seed conveying pipe is guaranteed, the auger blade and the inner wall of the seed conveying pipe are prevented from being rubbed, the integral reliability of the device is guaranteed, and the fast positioning and installation of the seed conveying pipe are facilitated.

The furrow wall planting apparatus of this embodiment further includes a bracket 4 for supporting the motor 41, the bracket 4 being mounted on the frame of the planter.

The transmission unit 2 of the embodiment is a chain wheel and chain wheel set which are matched, and the seeding shaft of the seeding box is driven to rotate by the chain wheel and the chain wheel set. The transmission unit can be replaced by a pulley set or a gear set, which is a conventional technical means for those skilled in the art and will not be described herein.

According to the furrow wall seeding device, the active seed conveying unit is additionally arranged between the hose and the plowshare seed metering opening, so that the active thrust of seeds at the seed metering opening is increased, and the seed metering efficiency and the reliability of the whole machine are improved. Furthermore, the stability of the auger blade relative to the driven rotating shaft is improved by adopting a pin joint mode between the driven rotating shaft and the auger blade. Furthermore, the step for positioning the seed conveying pipe is additionally arranged on the shell after the turning gear set is packaged, so that the concentricity of the driven rotating shaft relative to the seed conveying pipe is ensured, the auger blade and the inner wall of the seed conveying pipe are prevented from being rubbed, and the rapid positioning and installation of the seed conveying pipe are facilitated.

The technical solutions of the present invention are not limited to the above embodiments, and all technical solutions obtained by using equivalent substitution modes fall within the scope of the present invention.

Claims

1. The utility model provides a trench wall seeder, includes seed case, hose, the drive unit and the outer inclined plane that are connected with the seed metering box and set up the ploughshare of furrow opener, its characterized in that still includes a initiative seed conveying unit, the seed case is installed in the frame of seeder, and the seed metering box passes through the hose and is connected with initiative seed conveying unit, and initiative seed conveying unit rigid coupling communicates in ploughshare and ploughshare seed metering mouth.

2. A trench wall seeding apparatus as claimed in claim 1, wherein the active seed delivery unit comprises: motor, diversion gear train, driven spindle, defeated kind of pipe and auger blade, driven spindle passes through diversion gear train and is connected with motor output shaft transmission, and the auger blade is connected on driven spindle, and defeated kind of pipe cup joints in driven spindle and with the ploughshare rigid coupling, and defeated kind of pipe links to each other with the hose.

3. The trench wall seeding apparatus of claim 2, wherein the driven shaft is provided with a through hole in the radial direction, and the connection of the auger blade and the driven shaft is realized by inserting a pin shaft in the through hole.

4. The trench wall seeding apparatus of claim 2, wherein the direction changing gear set is a drive bevel gear provided on the output shaft of the motor and a driven bevel gear provided on the driven shaft, the drive bevel gear meshing with the driven bevel gear.

5. The trench wall seeding apparatus according to claim 2, wherein the reversing gear set is packaged in a gear box, the outer end surface of the gear box is provided with a positioning step matched with the seed conveying pipe, one end of the seed conveying pipe is sleeved with the positioning step, and the other end is fixedly connected with the plough head.

6. A trench wall seeding apparatus as claimed in claim 2, further comprising a support for supporting the motor, the support being mounted to the frame of the seeding machine.

7. The trench wall seeding apparatus of claim 1, wherein the drive unit is a matched sprocket and sprocket set, and the seed shaft of the seed box is driven to rotate by the sprocket and sprocket set.