CN212812697U - Air-aspiration type precision positioning seeding device - Google Patents
Air-aspiration type precision positioning seeding device Download PDFInfo
- Publication number
- CN212812697U CN212812697U CN202020635781.2U CN202020635781U CN212812697U CN 212812697 U CN212812697 U CN 212812697U CN 202020635781 U CN202020635781 U CN 202020635781U CN 212812697 U CN212812697 U CN 212812697U
- Authority
- CN
- China
- Prior art keywords
- seed
- air
- suction
- fixedly arranged
- roller
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Sowing (AREA)
Abstract
The utility model belongs to the technical field of air-suction type precision positioning seeding, and discloses an air-suction type precision positioning seeding device; the roller is a cylinder with an opening at the left side and a closed right side, and comprises a roller body, and rolling teeth for contacting and rolling with the ground are uniformly arranged on the outer wall of the roller body in the circumferential direction; the seed blowing device is fixedly arranged at the lower part of the right side of the seed suction disc; the seed storage device is fixedly arranged at the position, close to the front side, on the left side of the seed suction disc, and is in contact with the seed suction disc in a fitting manner; the L-shaped vent pipe is fixedly arranged at the right center of the roller and fixedly connected with the right end of the main shaft, the air suction pipe is fixedly communicated with the inside of the roller, and the air blowing pipe penetrates through one side of the lower part of the L-shaped vent pipe and extends into the seed blowing device. The air-suction type precision positioning seeding device improves the precision positioning of seeds in the processes of seed suction, seed transportation and seed discharging, improves the seeding speed of the seeds and realizes the single-seed seeding of the seeds.
Description
Technical Field
The utility model belongs to the technical field of the smart volume location seeding of air-suction type, concretely relates to smart volume location seeder of air-suction type.
Background
The precision seeding technology is mainly applied to grain crops such as corn, wheat, rice, peanut, sesame, rape, soybean and the like which are widely planted in China. The precision seeding can well meet the agricultural requirements of high yield and high yield in China, and because the cultivated land areas of plain areas in northeast and northeast of China are concentrated and standardized operation and management are perfect, the popularization and the use of the precision seeding are more mature compared with other areas. The precision seeding technology is realized mainly by an advanced seeding apparatus technology, and the currently used precision seeding apparatus can be divided into a mechanical type seeding apparatus and an air-suction type seeding apparatus according to the technical principle; mechanical seed metering devices are generally applied at present, but the mechanical seed metering devices are complex in mechanical structure and easy to have mechanical faults, and meanwhile, the mechanical seed metering devices need to be cooperated and synchronized with a power system of a tractor to play the effect of precise seeding of the mechanical seed metering devices.
Most of seed metering devices of advanced precision seeding machines in the prior art adopt air-suction type seed metering devices, the air-suction type seed metering devices realize the processes of seed suction, seed transportation and seed metering of seeds by depending on the pressure of air, and the seed metering devices are continuously improved and popularized in the year because the working process of the air-suction type seed metering devices has the advantages of low requirements on the external dimension and specification of the seeds, high accuracy of seed metering during working and the like. The main technical problems of the currently used air-suction seed metering device are as follows: 1. the seeds can not be accurately positioned in the processes of seed suction, seed transportation and seed sowing by utilizing gas pressure; 2. the seed sowing speed is slow, and the seed sowing efficiency is low; 3. the existing air suction seed sowing device can not sow single seeds precisely; the inventor develops an air-aspiration type precision positioning seeding device based on the defects in the prior art, and can well solve the technical problems in the prior art.
SUMMERY OF THE UTILITY MODEL
The utility model provides an air-aspiration type precision positioning seeding device, which is simple in design structure, scientific and reasonable and convenient to operate; the utility model discloses can solve the problem that the in-process of inhaling kind, fortune kind and seed metering of seed among the prior art can not be to seed accurate positioning, it is slow to the seeding speed of seed to have solved simultaneously, and the problem of seed metering inefficiency has still solved current gas and has inhaled the seed metering ware and can not be to the problem of seed single seed precision drilling.
The utility model adopts the technical proposal that: an air-aspiration type precision positioning seeding device comprises a blanking baffle, a blanking disc and a main shaft; the blanking baffle is fixedly arranged at the bottom of the seed storage device, the blanking disc is fixedly arranged at the right side of the main shaft, the main shaft is hollow, and the main shaft is fixedly arranged at the left side and the right side of the rack through a bearing seat; the seed suction disc comprises a seed suction disc body, the seed suction disc body is circular, seed suction holes are uniformly arranged at equal intervals around the circumferential direction of the seed suction body, and the seed suction holes penetrate through holes of the seed suction body; the roller is a cylinder with an opening at the left side and a closed right side, and comprises a roller body, and rolling teeth for contacting and rolling with the ground are uniformly arranged on the outer wall of the roller body in the circumferential direction; the seed blowing device is fixedly arranged at the lower part of the right side of the seed suction disc; the seed storage device is fixedly arranged at the position, close to the front side, on the left side of the seed suction disc, and is in contact with the seed suction disc in a fitting manner; the L-shaped vent pipe is fixedly arranged at the right center of the roller and is fixedly connected with the right end of the main shaft, the air suction pipe penetrates through the upper part of the L-shaped vent pipe and extends to one side of the main shaft in the seed blowing device, and the air suction pipe is fixedly communicated with the inside of the roller; the air blowing pipe penetrates through one side of the lower part of the L-shaped vent pipe and extends into the seed blowing device.
A gap is fixedly arranged between the blanking baffle and the blanking disc to form a space for seed blanking.
The blanking disc comprises a blanking disc body, the blanking disc body is circular, the mounting hole is mounted at the right side of the main shaft, and the blanking disc body is tightly attached and fixed with the left side of the seed suction disc.
The left end of the main shaft is fixedly connected with the rack through a bearing seat, and the seed suction disc is fixedly connected with the left side of the roller through a screw; the rolling teeth uniformly arranged on the circumferential direction of the outer wall of the roller are cylinders.
The rolling teeth uniformly arranged on the circumferential direction of the outer wall of the roller are hollow triangles.
The seed blowing device comprises a connecting frame, the connecting frame is fixedly arranged at the bottom of a main shaft, a main air blowing pipe is fixedly arranged at the upper part of the connecting frame, branch pipes are uniformly arranged at the front side positions of the main air blowing pipe, the branch pipes are fixedly communicated with the main air blowing pipe, U-shaped supports are respectively and fixedly arranged at the lower parts of the branch pipes, air blowing hoses are respectively and fixedly sleeved at the front ends of the branch pipes, and each air blowing hose corresponds to one seed suction hole; the U-shaped supports are used for supporting the air blowing hose, the fixing plates are fixedly arranged at the bottom positions of the U-shaped supports, the rubber pads are fixedly arranged at the bottom positions of the fixing plates, and the U-shaped supports penetrate through the fixing plates and the rubber pads through screws and are fixedly arranged at the upper positions of the seed suction disc bodies.
The middle position of the rubber pad is provided with a through hole, the through hole on the rubber pad is correspondingly connected with a seed sucking hole on the seed sucking disc, the seed sucking hole is a conical hole, and the diameter of the seed sucking hole is smaller than the particle diameter of the seed.
The seed storage device comprises a support plate, the support plate is vertically and fixedly connected with the support shell, and the rear end of the support plate is fixedly connected with the rack through a connecting rod; the seed storage box is fixedly arranged in the supporting shell, the supporting shell is a cuboid with an opening on the right side, the seed storage box is also a cuboid with an opening on the right side, a wear-resistant sealing gasket is fixedly arranged on the periphery of the opening on the right side of the seed storage box, and the wear-resistant sealing gasket is in contact sealing with the right side surface of the seed sucking disc body; the fixed setting of seeding is in the left side bottom position of supporting the casing, and the right side of seeding passes the inside fixed intercommunication of the seed storage box and the seed storage box of supporting the casing, and the upper portion and the fixed intercommunication of seed box of seeding.
The air suction pipe is fixedly connected with an air inlet of the fan, and the air blowing pipe is fixedly connected with an air outlet of the fan.
The air blowing pipe penetrates through one side of the lower part of the L-shaped vent pipe, extends to the right end of a main air blowing pipe in the seed blowing device, and is fixedly communicated with the main air blowing pipe.
The air-aspiration type precision positioning seeding device has the use process that: firstly, fixedly connecting an air suction pipe with an air inlet of a fan, fixedly connecting an air blowing pipe with an air outlet of the fan, and starting the fan; then the seeds in the seed box fall into the seed storage box through the seed sowing pipe, at the moment, under the suction action of the air suction pipe, a negative pressure state is formed between the seed suction plate and the roller, and meanwhile, the air suction pipe respectively adsorbs the seeds in the seed storage box to the seed suction holes of the seed suction plate; meanwhile, under the driving of a tractor, the rack is driven to move forwards, the rolling teeth on the roller are in rolling contact with the ground, the rolling teeth improve the contact friction force between the roller and the ground, the seed suction disc and the roller rotate (the main shaft does not rotate) under the action of the main shaft and the bearing seat, and seeds are sucked into the seed suction holes one by one from the seed storage box along with the rotation of the seed suction disc under the suction action of the air suction pipe; along with the continuous rotation of the seed suction disc and the roller, when the seed suction disc body full of seeds is adsorbed to the position of the seed blowing device, the air blowing hose and the rubber pad correspond to the seed suction hole, the air blowing hose blows off the seeds of the seed suction disc body and falls into the bottom surface which is already ditched through the gap between the blanking baffle and the blanking disc, so that the seed suction, transportation and seed discharging processes of the seeds are completed, and the above process is the using process of the air-suction type precision positioning seeding device.
The blanking baffle is fixedly arranged at the bottom of the seed storage device, the blanking disc is fixedly arranged at the right side of the main shaft, and a gap is fixedly arranged between the blanking baffle and the blanking disc to form a space for seed blanking; the main purpose of this is to: through the arrangement of the blanking baffle and the blanking disc, on one hand, a space for falling seeds is formed, and the effect of guiding the falling seeds is mainly achieved; on the other hand, the splashing of the seeds in the falling process is prevented, so that the seeds fall to a preset place, and the emergence rate of the seeds is improved.
The main shaft is hollow and is fixedly arranged at the left side and the right side of the frame through a bearing seat; the hollow main shaft is mainly utilized, the rotation of the seed suction plate and the roller is ensured, and meanwhile, the placing space is increased for the air suction pipe and the air blowing pipe.
The seed suction disc comprises a seed suction disc body, the seed suction disc body is circular, seed suction holes are uniformly arranged at equal intervals around the circumferential direction of the seed suction body, and the seed suction holes penetrate through holes of the seed suction body; the seed sucking hole is a conical hole, and the diameter of the seed sucking hole is smaller than the grain diameter of the seeds; the main purposes of this arrangement are: on one hand, the seed suction holes are arranged under the action of strong suction force of the air suction pipe, and the seeds are adsorbed to the seed suction holes one by one along with the rotation of the seed suction plate, so that the effect of precise seed suction is achieved, and the adsorption of single seeds is realized; on the other hand, the conical seed suction holes can effectively prevent seeds from being sucked into the roller, and the effect of effective seed sowing is achieved.
The roller is a cylinder with an opening at the left side and a closed right side, and comprises a roller body, and rolling teeth for contacting and rolling with the ground are uniformly arranged on the outer wall of the roller body in the circumferential direction; the main purpose of the arrangement is to improve the contact friction force between the roller and the ground by using the rolling teeth arranged on the roller and provide rotating power for the rotation of the roller and the seed suction disc.
The seed blowing device is fixedly arranged at the lower position of the right side of the seed suction disc, the seed blowing device comprises a connecting frame, the connecting frame is fixedly arranged at the bottom position fixedly arranged on the main shaft, the main air blowing pipe is fixedly arranged at the upper position of the connecting frame, the branch pipes are uniformly arranged at the front side positions of the main air blowing pipe, the branch pipes are fixedly communicated with the main air blowing pipe, the U-shaped supports are respectively and fixedly arranged at the lower positions of the branch pipes, the air blowing hoses are respectively and fixedly sleeved at the front positions of the branch pipes, and each air blowing hose corresponds to one seed suction hole; the U-shaped supports are used for supporting the air blowing hose, the fixing plates are fixedly arranged at the bottom of each U-shaped support, the rubber pads are fixedly arranged at the bottom of the fixing plates, and the U-shaped supports penetrate through the fixing plates and the rubber pads through screws and are fixedly arranged at the upper parts of the seed suction disc bodies; the main purposes of this arrangement are: the seed adsorbed on the seed suction hole is blown off by the blowing pipe and the blowing hose by the arrangement of the seed blowing device, so that the purpose of separating the seed from the seed suction hole is mainly achieved, and the seed discharging process of the seed is finally realized.
The seed storage device is fixedly arranged at the position, close to the front side, on the left side of the seed suction disc, and is in contact with the seed suction disc in a fitting manner; the seed storage device comprises a support plate, the support plate is vertically and fixedly connected with the support shell, and the rear end of the support plate is fixedly connected with the rack through a connecting rod; the seed storage box is fixedly arranged in the supporting shell, the supporting shell is a cuboid with an opening on the right side, the seed storage box is also a cuboid with an opening on the right side, a wear-resistant sealing gasket is fixedly arranged on the periphery of the opening on the right side of the seed storage box, and the wear-resistant sealing gasket is in contact sealing with the right side surface of the seed sucking disc body; the fixed setting of seeding is in the left side bottom position of supporting the casing, and the right side of seeding passes the inside fixed intercommunication of the seed storage box and the seed storage box of supporting the casing, and the upper portion and the fixed intercommunication of seed box of seeding. Wherein the setting backup pad is mainly: on the one hand, the supporting shell provides a stable supporting effect, on the other hand, the seed storage box installed in the supporting shell is contacted with the seed suction box and keeps a certain gap, the seed suction box and the roller rotate, seeds of the seed storage box can be fully distributed with seed suction holes of the seed suction box under the suction action of the air suction pipe, and the seed suction process is realized. The right opening of the seed storage box is provided with a wear-resistant sealing gasket, so that seeds of the seed storage box can be prevented from leaking and falling; on the other hand, the seed storage box has a sealing effect, so that a sealed space is formed between the seed suction plate and the seed storage box, the adsorption force on the seeds is improved, and the seed adsorption efficiency is improved.
A gap is fixedly arranged between the blanking baffle and the blanking disc to form a space for seed blanking; the main purpose of the arrangement is to guide the seeds to fall from the space between the blanking baffle and the blanking disc, and the effect of guiding the seeds to seed is achieved.
The middle position of the rubber pad is provided with a through hole, the through hole on the rubber pad is correspondingly connected with a seed sucking hole on the seed sucking disc, the seed sucking hole is a conical hole, and the diameter of the seed sucking hole is smaller than the particle diameter of the seed. The main purposes of this arrangement are: on one hand, the middle through hole of the rubber pad corresponds to the seed suction hole, so that the effect of accurately discharging seeds in the seed suction hole is achieved; on the other hand, the seed suction holes are arranged to adsorb the single seeds into the seed suction holes, so that the precise positioning effect on the seeds is realized, and the single-seed sowing of the seeds is realized.
The utility model has the advantages that: the utility model provides an air-aspiration type precision positioning seeding device which has simple design structure, scientific and reasonable structure and convenient operation; the utility model can solve the problem that the seeds can not be accurately positioned in the processes of seed suction, transportation and seed discharging in the prior art, simultaneously solve the problems of slow seed sowing speed and low seed discharging efficiency, and also solve the problem that the existing air suction seed discharging device can not accurately sow single seeds; the precise positioning of the seeds in the processes of seed suction, seed transportation and seed arrangement is improved, the sowing speed of the seeds is improved, and the single-seed sowing of the seeds is realized.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the drum of the present invention;
FIG. 3 is a schematic structural view of the right center of the roller of the present invention;
FIG. 4 is a schematic structural view of the seed blowing device of the present invention;
FIG. 5 is a schematic view of the lower surface structure of a rubber mat of the seed blowing device of the present invention;
fig. 6 is a front view of the drum of the present invention;
the labels in the figure are: 1. blanking baffle, 2, blanking tray, 201, blanking tray body, 202, mounting hole, 3, main shaft, 4, seed suction tray, 401, seed suction tray body, 402, seed suction hole, 5, roller, 501, roller body, 502, rolling teeth, 6, seed blowing device, 601, connecting frame, 602, main gas blowing pipe, 603, branch pipe, 604, gas blowing hose, 605, U-shaped bracket, 606, fixing plate, 607, rubber pad, 7, seed storage device, 701, supporting plate, 702, supporting shell, 703, seed storage box, 704, wear-resistant sealing gasket, 705, seed discharging pipe, 8, L-shaped vent pipe, 9, gas suction pipe, 10, gas blowing pipe.
Detailed Description
The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings.
As shown in the figure, the air-aspiration type precision positioning seeding device comprises a blanking baffle plate 1, a blanking disc 2 and a main shaft 3; the blanking baffle 1 is fixedly arranged at the bottom of the seed storage device 7, the blanking disc 2 is fixedly arranged at the right side of the main shaft 3, the main shaft 3 is hollow, and the main shaft 3 is fixedly arranged at the left side and the right side of the rack through a bearing seat; the seed suction disc 4 comprises a seed suction disc body 401, the seed suction disc body 401 is circular, seed suction holes 402 are uniformly arranged at equal intervals around the circumference of the seed suction body 401, and the seed suction holes 402 penetrate through the through hole of the seed suction body 401; the roller 5 is a cylinder with an opening at the left side and a closed right side, the roller 5 comprises a roller body 501, and rolling teeth 502 for contacting and rolling with the ground are uniformly arranged on the outer wall of the roller body 501 in the circumferential direction; the seed blowing device 6 is fixedly arranged at the lower position of the right side of the seed suction disc 4; the seed storage device 7 is fixedly arranged at the position, close to the front side, on the left side of the seed suction disc 4, and the seed storage device 7 is in contact with the seed suction disc 4 in a fitting manner; the L-shaped air pipe 8 is fixedly arranged at the right center of the roller 5 and is fixedly connected with the right end of the main shaft 3, the air suction pipe 9 penetrates through the upper part of the L-shaped air pipe 8 and extends to one side position of the main shaft 3 in the seed blowing device 6, and the air suction pipe 9 is fixedly communicated with the inside of the roller 5; the blow pipe 10 passes through the lower side of the L-shaped vent pipe 8 and extends into the seed blowing device 6.
A gap is fixedly arranged between the blanking baffle 1 and the blanking disc 2 to form a space for seed blanking.
The blanking disc 2 comprises a blanking disc body 201, the blanking disc body 201 is circular, the mounting hole 202 is mounted at the right side of the spindle 3, and the blanking disc body 201 is tightly attached and fixed with the left side of the seed sucking disc 4.
The left end of the main shaft 3 is fixedly connected with the frame through a bearing seat, and the seed suction disc 4 is fixedly connected with the left side of the roller 5 through a screw; the rolling teeth 502 uniformly arranged on the circumference of the outer wall of the roller 5 are cylindrical.
The rolling teeth 502 uniformly arranged on the outer wall of the roller 5 along the circumferential direction are hollow triangles.
The seed blowing device 6 comprises a connecting frame 601, the connecting frame 601 is fixedly arranged at the bottom of the main shaft 3, a main blowing pipe 602 is fixedly arranged at the upper position of the connecting frame 601, branch pipes 603 are uniformly arranged at the front side position of the main blowing pipe 602, the branch pipes 603 are fixedly communicated with the main blowing pipe 602, U-shaped brackets 605 are respectively and fixedly arranged at the lower positions of the branch pipes 603, blowing hoses 604 are respectively fixedly sleeved at the front positions of the branch pipes 603, and each blowing hose 604 corresponds to one seed suction hole 402; the U-shaped brackets 605 are used for supporting the air blowing hose 604, the fixing plate 606 is fixedly arranged at the bottom position of each U-shaped bracket 605, the rubber pad 607 is fixedly arranged at the bottom position of the fixing plate 606, and the U-shaped brackets 605 are fixedly arranged at the upper position of the seed suction disc body 401 through the fixing plate 606 and the rubber pad 607 by screws.
The middle position of the rubber pad 607 is provided with a through hole, the through hole on the rubber pad 607 is correspondingly connected with the seed sucking hole 402 on the seed sucking disc 4, the seed sucking hole 402 is a conical hole, and the diameter of the seed sucking hole 402 is smaller than the particle diameter of the seed.
The seed storage device 7 comprises a support plate 701, the support plate 701 is vertically and fixedly connected with a support shell 702, and the rear end of the support plate 701 is fixedly connected with the rack through a connecting rod; the seed storage box 703 is fixedly arranged inside the supporting shell 702, the supporting shell 702 is a cuboid with an opening on the right side, the seed storage box 703 is also a cuboid with an opening on the right side, the periphery of the opening on the right side of the seed storage box 703 is fixedly provided with a wear-resistant sealing gasket 704, and the wear-resistant sealing gasket 704 is in contact sealing with the right side surface of the seed suction disc body 401; the seeding pipe 705 is fixedly arranged at the bottom of the left side of the supporting shell 702, the right side of the seeding pipe 705 penetrates through the seed storage box 703 of the supporting shell 702 to be fixedly communicated with the inside of the seed storage box 703, and the upper part of the seeding pipe 705 is fixedly communicated with the seed box.
The air suction pipe 9 is fixedly connected with an air inlet of the fan, and the air blowing pipe 10 is fixedly connected with an air outlet of the fan.
The air blowing pipe 10 penetrates through one side of the lower part of the L-shaped vent pipe 8, extends to the right end position of a main air blowing pipe 602 in the seed blowing device 6, and is fixedly communicated with the main air blowing pipe 602.
The air-aspiration type precision positioning seeding device has the use process that: firstly, fixedly connecting an air suction pipe 9 with an air inlet of a fan, fixedly connecting an air blowing pipe 10 with an air outlet of the fan, and starting the fan; then the seeds in the seed box fall into the seed box 703 through the seed sowing pipe 7, at this time, under the suction action of the air suction pipe 9, a negative pressure state is formed between the seed suction plate 4 and the roller 5, and simultaneously the air suction pipe 9 respectively sucks the seeds in the seed box 703 to the seed suction holes 402 of the seed suction plate 4; meanwhile, under the driving of a tractor, the rack is driven to move forwards, the rolling teeth 502 on the roller 5 are in rolling contact with the ground, the rolling teeth 502 improve the contact friction force between the roller 5 and the ground, the seed suction disc 4 and the roller 5 are rotated (the main shaft 3 does not rotate) under the action of the main shaft 3 and the bearing seat, and seeds are sucked into the seed suction holes 402 one by one from the seed storage box 703 along with the rotation of the seed suction disc 4 under the suction action of the air suction pipe 9; with the continuous rotation of the seed suction disc 4 and the roller 5, when the seed suction disc body 401 full of seeds is rotated to the position of the seed blowing device 6, the air blowing hose 604 and the rubber pad 607 correspond to the seed suction hole 402, and the air blowing hose 604 blows off the seeds of the seed suction disc body 401 and falls into the bottom surface which is already ditched through the gap between the blanking baffle plate 1 and the blanking disc 2, so that the processes of seed suction, seed transportation and seed discharging are completed, and the process is the using process of the air suction type precision positioning seeding device.
The first embodiment,
The roller 5 comprises a roller body 501, rolling teeth 502 which are used for rolling in contact with the ground are uniformly arranged on the outer wall of the roller body 501 in the circumferential direction, and the rolling teeth 502 which are uniformly arranged on the outer wall of the roller 5 in the circumferential direction are hollow triangles.
Various modifications to the above-described embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. An air-aspiration type precision positioning seeding device comprises a blanking baffle, a blanking disc and a main shaft; the fixed bottom position that sets up at seed storage device of unloading baffle, unloading dish fixed mounting is in the right side position of main shaft, its characterized in that: the main shaft is hollow and is fixedly arranged at the left side and the right side of the frame through a bearing seat; the seed suction disc comprises a seed suction disc body, the seed suction disc body is circular, seed suction holes are uniformly arranged at equal intervals around the circumferential direction of the seed suction body, and the seed suction holes penetrate through holes of the seed suction body; the roller is a cylinder with an opening at the left side and a closed right side, and comprises a roller body, and rolling teeth for contacting and rolling with the ground are uniformly arranged on the outer wall of the roller body in the circumferential direction; the seed blowing device is fixedly arranged at the lower part of the right side of the seed suction disc; the seed storage device is fixedly arranged at the position, close to the front side, on the left side of the seed suction disc, and is in contact with the seed suction disc in a fitting manner; the L-shaped vent pipe is fixedly arranged at the right center of the roller and is fixedly connected with the right end of the main shaft, the air suction pipe penetrates through the upper part of the L-shaped vent pipe and extends to one side of the main shaft in the seed blowing device, and the air suction pipe is fixedly communicated with the inside of the roller; the air blowing pipe penetrates through one side of the lower part of the L-shaped vent pipe and extends into the seed blowing device.
2. The air-aspiration type precision positioning seeding device according to claim 1, characterized in that: a gap is fixedly arranged between the blanking baffle and the blanking disc to form a space for seed blanking.
3. The air-aspiration type precision positioning seeding device according to claim 1, characterized in that: the blanking disc comprises a blanking disc body, the blanking disc body is circular, the mounting hole is mounted at the right side of the main shaft, and the blanking disc body is tightly attached and fixed with the left side of the seed suction disc.
4. The air-aspiration type precision positioning seeding device according to claim 1, characterized in that: the left end of the main shaft is fixedly connected with the rack through a bearing seat, and the seed suction disc is fixedly connected with the left side of the roller through a screw; the rolling teeth uniformly arranged on the circumferential direction of the outer wall of the roller are cylinders.
5. The air-aspiration type precision positioning seeding device according to claim 1, characterized in that: the rolling teeth uniformly arranged on the circumferential direction of the outer wall of the roller are hollow triangles.
6. The air-aspiration type precision positioning seeding device according to claim 1, characterized in that: the seed blowing device comprises a connecting frame, the connecting frame is fixedly arranged at the bottom of a main shaft, a main air blowing pipe is fixedly arranged at the upper part of the connecting frame, branch pipes are uniformly arranged at the front side positions of the main air blowing pipe, the branch pipes are fixedly communicated with the main air blowing pipe, U-shaped supports are respectively and fixedly arranged at the lower parts of the branch pipes, air blowing hoses are respectively and fixedly sleeved at the front ends of the branch pipes, and each air blowing hose corresponds to one seed suction hole; the U-shaped supports are used for supporting the air blowing hose, the fixing plates are fixedly arranged at the bottom positions of the U-shaped supports, the rubber pads are fixedly arranged at the bottom positions of the fixing plates, and the U-shaped supports penetrate through the fixing plates and the rubber pads through screws and are fixedly arranged at the upper positions of the seed suction disc bodies.
7. The air-aspiration type precision positioning seeding device according to claim 6, characterized in that: the middle position of the rubber pad is provided with a through hole, the through hole on the rubber pad is correspondingly connected with a seed sucking hole on the seed sucking disc, the seed sucking hole is a conical hole, and the diameter of the seed sucking hole is smaller than the particle diameter of the seed.
8. The air-aspiration type precision positioning seeding device according to claim 1, characterized in that: the seed storage device comprises a support plate, the support plate is vertically and fixedly connected with the support shell, and the rear end of the support plate is fixedly connected with the rack through a connecting rod; the seed storage box is fixedly arranged in the supporting shell, the supporting shell is a cuboid with an opening on the right side, the seed storage box is also a cuboid with an opening on the right side, a wear-resistant sealing gasket is fixedly arranged on the periphery of the opening on the right side of the seed storage box, and the wear-resistant sealing gasket is in contact sealing with the right side surface of the seed sucking disc body; the fixed setting of seeding is in the left side bottom position of supporting the casing, and the right side of seeding passes the inside fixed intercommunication of the seed storage box and the seed storage box of supporting the casing, and the upper portion and the fixed intercommunication of seed box of seeding.
9. The air-aspiration type precision positioning seeding device according to claim 1, characterized in that: the air suction pipe is fixedly connected with an air inlet of the fan, and the air blowing pipe is fixedly connected with an air outlet of the fan.
10. The air-aspiration type precision positioning seeding device according to claim 1, characterized in that: the air blowing pipe penetrates through one side of the lower part of the L-shaped vent pipe, extends to the right end of a main air blowing pipe in the seed blowing device, and is fixedly communicated with the main air blowing pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020635781.2U CN212812697U (en) | 2020-04-24 | 2020-04-24 | Air-aspiration type precision positioning seeding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020635781.2U CN212812697U (en) | 2020-04-24 | 2020-04-24 | Air-aspiration type precision positioning seeding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212812697U true CN212812697U (en) | 2021-03-30 |
Family
ID=75152299
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020635781.2U Active CN212812697U (en) | 2020-04-24 | 2020-04-24 | Air-aspiration type precision positioning seeding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212812697U (en) |
-
2020
- 2020-04-24 CN CN202020635781.2U patent/CN212812697U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111886970B (en) | Pneumatic type small-particle-size seed intelligent plug seedling seeder | |
| CN206442685U (en) | A kind of aspirated-air type single-kernel seed-metering device | |
| CN102668784B (en) | Roller type tray seedling planter capable of supplying seeds based on airflow suspension | |
| CN102714959B (en) | A kind of pneumatic type Wheat Precision Metering Device | |
| CN201378936Y (en) | Combined precision seeder | |
| CN200997764Y (en) | Wheat assembled sucking-hole gas-sucking type seeding apparatus | |
| CN108633410B (en) | Pneumatic bucket wheel combined seed metering device for detoxified miniature potatoes | |
| CN2922421Y (en) | Air suction-type automatic sowing device | |
| CN111448877A (en) | Air-aspiration type precision positioning seeding device | |
| CN108966761B (en) | Flexible band grounding type precision seeding device | |
| CN212812697U (en) | Air-aspiration type precision positioning seeding device | |
| CN209105612U (en) | One kind amount of broadcasting is adjustable air-suction seeding unit | |
| CN207560726U (en) | One kind sows uniform farm seeder | |
| CN201709110U (en) | Pneumatic seeding apparatus | |
| CN105340433B (en) | Mountain green soy bean at the uniform velocity seeder | |
| CN217770836U (en) | Agricultural seeder convenient to adjust seeding interval | |
| CN110583176A (en) | Suction-hole-variable double-disc air-suction type precision seed sowing device | |
| CN213662716U (en) | Roller seeder | |
| CN213343308U (en) | Rice air-suction type precision seeder | |
| CN220140132U (en) | Single corn seed sowing device | |
| CN214676515U (en) | Corn roller type seed suction and seed discharge test bed | |
| CN214482208U (en) | Electronic suction-blowing multi-row multifunctional seeder general seed sowing device | |
| CN212728000U (en) | Hydraulic drive fan system of pneumatic potato planter | |
| CN216017730U (en) | Air-suction type disc seeding device | |
| CN214902094U (en) | Air suction and air blowing type precision positioning seeder |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |