Seeder for corn and soybean test plots

Abstract

The utility model relates to the technical field of corn and soybean tests, in particular to a corn and soybean test plot seeder which comprises a support, a seeding wheel, an adjusting structure and a seed containing box, the seeding wheel is arranged on one side of the adjusting structure and used for adjusting seeding spacing, the middle of the seeding wheel is rotatably connected with the support, and the seed containing box is arranged on the support. A worker pushes the support to enable the seeding wheel to rotate for seeding, and a seed containing box is arranged on one side of the support and used for containing corn and / or soybean seeds. A worker adjusts a second adjusting disc or a first adjusting disc, the second adjusting disc or the first adjusting disc drives a plugging plate to move through a corresponding pressing block, so that the plugging plate is plugged with a corresponding sowing hole, seeds are sown through the remaining sowing holes, and the sowing interval of the seeder is adjusted.

Description

Technical Field

[0001] The utility model relates to the technical field of corn and soybean experiments, in particular to a corn and soybean experimental plot seeder. Background Art

[0002] In the experimental fields where corn and soybeans are grown, people usually use seeders to sow the experimental corn and soybeans.

[0003] For example, a corn breeding seeder with the authorization announcement number CN216017739U includes a support frame, a conveying pipe and a seeding plate, a support frame is rotatably connected to the seeding plate, the top of the support frame is fixedly connected and connected to the conveying pipe, a plurality of guide grooves are provided on the seeding plate, and the bottom end of each guide groove is provided with a filter hole, including a collecting box, a collecting box is fixedly connected to the support frame, including a frame and a moving wheel, a support frame is fixedly connected to the frame, and a moving wheel is rotatably connected to the frame, which can screen the size of the seeds. However, during use of the seeder in the above document, the spacing between the seeding holes is relatively single, so that the seeding spacing is relatively fixed and cannot be adjusted, resulting in the test plot planting corn or soybeans, and a spacing that is too small will affect the healthy growth of the corn plant group, and a spacing that is too large will affect the corn yield, thereby affecting the corn and soybean planting experiments. Utility Model Content

[0004] The utility model aims to solve the problem that the existing seeder cannot adjust the sowing distance, and proposes a corn and soybean test plot seeder.

[0005] To achieve the above objectives, the present invention provides the following technical solutions:

[0006] A corn and soybean test plot seeder is designed, comprising a bracket, a seeding wheel, an adjustment structure, and a seed box. The seeding wheel is arranged on one side of the adjustment structure for adjusting the seeding spacing.

[0007] The middle part of the seeding wheel is rotatably connected to the bracket, and a person pushes the bracket to rotate the seeding wheel for seeding;

[0008] A seed box is provided on one side of the support for containing corn and / or soybean seeds.

[0009] Preferably, a plurality of positioning strips are provided on the outside of the side ends of the seeding wheel, and the positioning strips on both sides are distributed in a mirror image manner;

[0010] The end of the positioning bar is provided with a plurality of connection holes for connecting to the limiting adjustment structure;

[0011] The outer ring surface of the seeding wheel is fixed with a plurality of seeding blocks at equal angles and circumferences, and the seeding blocks can follow the circumferential movement of the seeding wheel and can be embedded in the soil;

[0012] The inner annular surface of the seeding wheel is provided with seeding holes distributed at equal angles around the circumference, the seeding holes corresponding to the seeding blocks, and the seeds can pass through the seeding holes and the seeding blocks into the soil;

[0013] A plurality of rectangular grooves are respectively provided on both sides of the end of the seeding wheel, and the rectangular grooves are on the same axis as the seeding holes, for connecting the adjustment structure;

[0014] Guide holes are distributed in a mirror-image manner on both sides of the rectangular groove, and a plurality of guide holes are arranged on the circumference of the seeding wheel.

[0015] Preferably, the adjustment structure includes a blocking component, a first adjustment disk and a second adjustment disk;

[0016] The blocking component is arranged inside the rectangular groove and is used to block the seeding hole;

[0017] The outer end of the first adjusting disk is in contact with the surrounding blocking components, and the surrounding blocking components can be pushed to move simultaneously by the first adjusting disk;

[0018] The outer end of the second adjusting disk is in contact with the surrounding blocking components, and the outer end of the second adjusting disk can push the surrounding blocking components to move;

[0019] The first adjusting disk and the second adjusting disk are arranged on one side outer wall of the seeding wheel, and the first adjusting disk and the second adjusting disk can move along the seeding wheel.

[0020] Preferably, the blocking assembly includes a blocking plate, a pressure block, a guide rod and a spring;

[0021] The shape of the blocking plate is the same as that of the rectangular groove, the blocking plate matches the rectangular groove, and the blocking plate can move along the rectangular groove;

[0022] The end of the blocking plate is fixedly connected to the pressing block, and the pressing block can drive the blocking plate to move;

[0023] Both sides of the blocking plate are fixedly connected to the guide rods, the cross-sectional dimensions of the guide rods are the same as the dimensions of the guide holes, the guide rods match the guide holes, and the guide rods can move along the guide holes;

[0024] The outer wall of the guide rod is sleeved with a spring, and both ends of the spring are fixedly connected to the pressure block and the seeding wheel respectively, so as to support and limit the movement of the blocking plate.

[0025] Preferably, a seed guide notch is provided on one side of the sealing plate, and the diameter of one side of the seed guide notch is the same as the size of the sowing hole. When the size of the seed guide notch corresponds to the size of the sowing hole, the seeds are sown through the sowing hole and the seed guide notch. When the other side of the sealing plate moves to the sowing hole to correspond, the sealing plate blocks the sowing hole.

[0026] Preferably, first guide grooves are respectively provided on both sides of the middle portion of the first adjustment disk, and the first guide grooves match the positioning strips. The first adjustment disk is restricted by the cooperation between the positioning strips and the guide grooves to prevent the first adjustment disk from deflecting.

[0027] The first adjusting disk is fixedly connected with a first connecting block provided on both sides of one end thereof, the middle portion of the first connecting block is threadedly connected to a first bolt, and the first bolt is threadedly connected to a connecting hole on one side thereof, for limiting the movement of the first adjusting disk;

[0028] First pressure rods are respectively provided on both sides of the other end of the first adjustment disk, and the first pressure rods can push the first adjustment disk to move;

[0029] The outer end of the first adjusting disk is in contact with the surrounding pressing blocks, and the first adjusting disk can simultaneously drive the surrounding pressing blocks to move.

[0030] Preferably, second guide grooves are respectively provided on both sides of the middle portion of the second adjustment disk, and the second guide grooves match the positioning strips. The second adjustment disk is restricted by the cooperation between the positioning strips and the guide grooves to prevent the second adjustment disk from deflecting.

[0031] A second connecting block is fixedly connected to one end of each of the second adjusting disks, a second bolt is threadedly connected to the middle of the second connecting block, and the second bolt is threadedly connected to the connecting hole on the other side to limit the movement of the second adjusting disk;

[0032] A second pressure rod is provided on the other side of the end of the second adjustment disk, and the second pressure rod can push the second adjustment disk to move;

[0033] The outer end of the second adjusting disk is in contact with the surrounding pressure blocks, and the second adjusting disk can simultaneously drive the surrounding pressure blocks to move;

[0034] A plurality of sliding holes are provided on the outer side of the second adjustment disk. The size of the sliding holes is the same as the cross-sectional size of the first pressure rod. The sliding holes match the first pressure rod, and the first pressure rod can move along the sliding holes.

[0035] Preferably, a seed guide tube is provided at the side end of the seed box, the end of the seed guide tube is an arc surface, and the seed guide tube fits the inner annular surface of the sowing wheel to ensure that the seeds in the seed guide tube can only pass through the sowing hole and fall into the soil during the rolling movement of the sowing wheel.

[0036] The utility model proposes a corn and soybean test plot seeder, which has the beneficial effect that: personnel adjust the second adjusting disk or the first adjusting disk, and the second adjusting disk or the first adjusting disk drives the sealing plate to move through the corresponding pressure block, so that the sealing plate and the corresponding sowing hole are blocked, and the seeds are sown through the remaining sowing holes, thereby realizing the adjustment of the sowing interval of the seeder. BRIEF DESCRIPTION OF THE DRAWINGS

[0037] Figure 1 This is a schematic diagram of the structure of the utility model;

[0038] Figure 2 This is a side structural diagram of the present utility model;

[0039] Figure 3 for Figure 2 Schematic diagram of the structure of A;

[0040] Figure 4 for Figure 2 Exploded diagram of the structure;

[0041] Figure 5 for Figure 2 A schematic structural diagram of the first adjustment disk in FIG.

[0042] Figure 6 for Figure 2 Schematic diagram of the structure of the second adjustment disk.

[0043] In the figure: 1. bracket, 2. seeding wheel, 201. seeding hole, 202. seeding block, 203. positioning strip, 204. connecting hole, 205. guide hole, 206. rectangular groove, 3. adjusting structure, 301. blocking assembly, 3011. blocking plate, 3012. pressure block, 3013. guide rod, 3014. spring, 3015. seed guide notch, 302. first adjusting disk, 3021. first pressure rod, 3022. first guide groove, 3023. first connecting block, 3024. first bolt, 303. second adjusting disk, 3031. second pressure rod, 3032. second guide groove, 3033. second connecting block, 3034. second bolt, 3035. sliding hole, 4. seed box, 401. seed guide tube. DETAILED DESCRIPTION

[0044] The present invention will be further described below with reference to the accompanying drawings:

[0045] Refer to the attached Figure 1-6: A corn and soybean experimental plot seeder, comprising a bracket 1, a seeding wheel 2, an adjusting structure 3 and a seed box 4. The seeding wheel 2 is arranged on one side of the adjusting structure 3 and is used to adjust the seeding spacing. The middle part of the seeding wheel 2 is rotatably connected to the bracket 1. A bearing is provided between the seeding wheel 2 and the bracket 1. A push handle is provided at the top of the bracket 1. A person pushes the push handle to make the bracket 1 drive the seeding wheel 2 to roll along the ground for sowing. A seed box 4 is provided on one side of the bracket 1 for containing corn and / or soybean seeds.

[0046] A plurality of positioning bars 203 are provided on the outside of the side end of the seeding wheel 2, and the positioning bars 203 on both sides are distributed in a mirror image. The ends of the positioning bars 203 are provided with a plurality of connecting holes 204 for connecting to the limiting adjustment structure 3. A plurality of seeding blocks 202 are fixedly provided on the outer annular surface of the seeding wheel 2 at equal angles. The seeding blocks 202 can follow the circumferential movement of the seeding wheel 2 and the seeding blocks 202 can be embedded in the soil. The inner annular surface of the seeding wheel 2 is provided with seeding holes 201 at equal angles. The seeding holes 201 correspond to the seeding blocks 202. The seeds can pass through the seeding holes 201 and enter the soil through the seeding blocks 202. A plurality of rectangular grooves 206 are provided on both sides of the end of the seeding wheel 2, and the rectangular grooves 206 are on the same axis as the seeding holes 201 for connecting to the adjustment structure 3. Guide holes 205 are distributed in a mirror image on both sides of the rectangular grooves 206. A plurality of guide holes 205 are circumferentially arranged on the seeding wheel 2.

[0047] The adjustment structure 3 includes a blocking component 301, a first adjustment disk 302 and a second adjustment disk 303. The blocking component 301 is arranged inside the rectangular groove 206 and is used to block the sowing hole 201. The outer end of the first adjustment disk 302 is in contact with the blocking components 301 on all sides. The first adjustment disk 302 can simultaneously push the blocking components 301 on all sides to move. The outer end of the second adjustment disk 303 is in contact with the blocking components 301 on all sides. The outer end of the second adjustment disk 303 can push the blocking components 301 on all sides to move. The first adjustment disk 302 and the second adjustment disk 303 are arranged on one side outer wall of the sowing wheel 2. The first adjustment disk 302 and the second adjustment disk 303 can move along the sowing wheel 2.

[0048] The blocking assembly 301 includes a blocking plate 3011, a pressure block 3012, a guide rod 3013 and a spring 3014. The blocking plate 3011 has the same shape as the rectangular groove 206, and the blocking plate 3011 matches the rectangular groove 206. The blocking plate 3011 can move along the rectangular groove 206. The end of the blocking plate 3011 is fixedly connected to the pressure block 3012. The pressure block 3012 can drive the blocking plate 3011 to move. The two sides of the blocking plate 3011 are respectively fixedly connected to the guide rod 3013. The cross-sectional size of the guide rod 3013 is the same as the size of the guide hole 205. The guide rod 3013 matches the guide hole 205 and can move along the guide hole 205. The outer wall of the guide rod 3013 is sleeved. A spring 3014 is provided, and both ends of the spring 3014 are fixedly connected to the pressure block 3012 and the seeding wheel 2 respectively, for supporting and limiting the movement of the blocking plate 3011, and the pressure block 3012 can drive the guide rod 3013 to move, and at the same time, the pressure block 3012 can drive the spring 3014 to compress. A seed guide notch 3015 is provided on one side of the blocking plate 3011, and the diameter of one side of the seed guide notch 3015 is the same as the size of the sowing hole 201. When the seed guide notch 3015 corresponds to the size of the sowing hole 201, the seeds are sown through the sowing hole 201 and the seed guide notch 3015. When the other side of the blocking plate 3011 moves to correspond to the sowing hole 201, the blocking plate 3011 blocks the sowing hole 201.

[0049] The first guide groove 3022 is provided on both sides of the middle portion of the first adjusting disk 302, and the first guide groove 3022 matches the positioning bar 203. The first adjusting disk 302 is restricted by the cooperation of the positioning bar 203 and the guide groove to prevent the first adjusting disk 302 from deflecting. A first connecting block 3023 is provided on both sides of one end of the first adjusting disk 302 for fixed connection. The middle portion of the first connecting block 3023 is threadedly connected to the first bolt 3024, and the first bolt 3024 is threadedly connected to the connecting hole 204 on one side, for limiting the movement of the first adjusting disk 302. A first pressure rod 3021 is provided on both sides of the other end of the first adjusting disk 302, and the first pressure rod 3021 can push the first adjusting disk 302 to move. The outer end of the first adjusting disk 302 is fitted with the pressure blocks 3012 on all sides, and the first adjusting disk 302 can simultaneously drive the pressure blocks 3012 on all sides to move. The first adjusting plate 302 is fixed with the six pushing claws on the outside of the first adjusting plate 302, and the six pushing claws are arranged in a ring shape with equal angles. The first adjusting plate 302 can simultaneously push the six sowing holes 201 corresponding to the six sowing holes 201 to be blocked, and the remaining sowing holes 201 are spaced at the same angle to adjust the sowing interval.

[0050] When the second stop plate 303 is unlocked, the locking plate 3032 is unlocked and the lock plate 303 is unlocked, so that the second stop plate 3032 can be unlocked. When the second adjusting plate 303 is in the state of being cut off, the second adjusting plate 303 is in the state of being cut off, and the second adjusting plate 303 is in the state of being cut off, and the second adjusting plate 303 is in the state of being cut off, and the second adjusting plate 303 is in the state of being cut off, and the second adjusting plate 303 is in the state of being cut off, and the second adjusting plate 303 is in the state of being cut off, and the second adjusting plate 303 is in the state of being cut off, and the second adjusting plate 303 is in the state of being cut off, and the second adjusting plate 303 is in the state of being cut off, and the second adjusting plate 303 is in the state of being cut off, and the

[0051] A seed guide tube 401 is provided at the side end of the seed box 4. The end of the seed guide tube 401 is an arc surface, and the seed guide tube 401 fits the inner annular surface of the sowing wheel 2 to ensure that the seeds in the seed guide tube 401 can only pass through the sowing hole 201 and fall into the soil during the rolling movement of the sowing wheel 2.

[0052] Specifically, when planting corn or soybeans in the experimental plot, the personnel put the corn or soybean seeds into the interior of the seed box 4, and then push the push rod, which drives the sowing wheel 2 to rotate through the bracket, and the soybean or corn seeds in the seed box 4 are drawn into the interior of the seed guide tube 401, and the sowing wheel 2 rotates the sowing hole 201 and the sowing block 202 to sow the seeds;

[0053] When the sowing interval needs to be adjusted, according to the sowing spacing, the personnel push the second adjusting disk 303 to move through the second pressure rods 3031 on both sides, and the second adjusting disk 303 drives the pressure blocks 3012 on all sides to move, and the pressure blocks 3012 drive the guide rods 3013 and the blocking plates 3011 on both sides to move, so that the blocking plates 3011 and the sowing holes 201 are blocked, and the second bolts 3034 are turned to fix the second adjusting disk 303. There are 8 push claws on the outside of the second adjusting disk 303. The second adjusting disk 303 can simultaneously push the sowing holes 201 corresponding to the 8 blocking plates 3011 to block, and the seeds are sown through the remaining sowing holes 201.

[0054] The personnel push the first adjustment disk 302 to move through the first pressure rods 3021 on both sides, and the first adjustment disk 302 drives the surrounding pressure blocks 3012 to move, so that the blocking plate 3011 and the sowing hole 201 are blocked, thereby fixing the first adjustment disk 302. The outside of the first adjustment disk 302 is six push claws, which are distributed in a ring with multiple push claws at equal angles. The first adjustment disk 302 can simultaneously push the six blocking plates 3011 to block the sowing holes 201 corresponding to the sowing holes 201, and the seeds are sown through the remaining sowing holes 201.

[0055] Personnel push the first adjusting disk 302 and the second adjusting disk 303 to drive the corresponding blocking plate 3011 to block the sowing hole 201, thereby fixing the first adjusting disk 302 and the second adjusting disk 303, and seeds are sown through the remaining sowing holes 201, thereby adjusting the sowing interval of the seeder.

[0056] While the present invention has been shown and described with reference to preferred embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein within the scope of the claims.

Claims

1. A corn and soybean test plot seeder, characterized by: It includes a bracket, a seeding wheel, an adjustment structure and a seed box, wherein the seeding wheel is arranged on one side of the adjustment structure and is used to adjust the seeding spacing; The middle part of the seeding wheel is rotatably connected to the bracket, and a person pushes the bracket to rotate the seeding wheel for seeding; A seed box is provided on one side of the support for containing corn and / or soybean seeds; The adjustment structure includes a blocking component, a first adjustment disk and a second adjustment disk; The blocking component is arranged inside the rectangular groove and is used to block the seeding hole; The outer end of the first adjusting disk is in contact with the surrounding blocking components, and the surrounding blocking components can be pushed to move simultaneously by the first adjusting disk; The outer end of the second adjusting disk is in contact with the surrounding blocking components, and the outer end of the second adjusting disk can push the surrounding blocking components to move; The first adjusting disk and the second adjusting disk are arranged on one side outer wall of the seeding wheel, and the first adjusting disk and the second adjusting disk are capable of moving along the seeding wheel; The blocking assembly includes a blocking plate, a pressure block, a guide rod and a spring; The shape of the blocking plate is the same as that of the rectangular groove, the blocking plate matches the rectangular groove, and the blocking plate can move along the rectangular groove; The end of the blocking plate is fixedly connected to the pressing block, and the pressing block can drive the blocking plate to move; Both sides of the blocking plate are fixedly connected to the guide rods, the cross-sectional dimensions of the guide rods are the same as the dimensions of the guide holes, the guide rods match the guide holes, and the guide rods can move along the guide holes; The outer wall of the guide rod is sleeved with a spring, and both ends of the spring are fixedly connected to the pressure block and the seeding wheel respectively, so as to support and limit the movement of the blocking plate.

2. A corn and soybean test plot seeder according to claim 1, characterized in that: A plurality of positioning strips are provided on the outside of the side ends of the seeding wheel, and the positioning strips on both sides are distributed in a mirror image; The end of the positioning bar is provided with a plurality of connection holes for connecting to the limiting adjustment structure; The outer ring surface of the seeding wheel is fixed with a plurality of seeding blocks at equal angles and circumferences, and the seeding blocks can follow the circumferential movement of the seeding wheel and can be embedded in the soil; The inner annular surface of the seeding wheel is provided with seeding holes distributed at equal angles around the circumference, the seeding holes corresponding to the seeding blocks, and the seeds can pass through the seeding holes and the seeding blocks into the soil; A plurality of rectangular grooves are respectively provided on both sides of the end of the seeding wheel, and the rectangular grooves are on the same axis as the seeding holes, for connecting the adjustment structure; Guide holes are distributed in a mirror-image manner on both sides of the rectangular groove, and a plurality of guide holes are arranged on the circumference of the seeding wheel.

3. The corn and soybean test plot seeder according to claim 1, characterized in that: A seed guide notch is provided on one side of the blocking plate, and the diameter of one side of the seed guide notch is the same as the size of the sowing hole. When the size of the seed guide notch corresponds to the size of the sowing hole, the seeds are sown through the sowing hole and the seed guide notch. When the other side of the blocking plate moves to correspond to the sowing hole, the blocking plate blocks the sowing hole.

4. The corn and soybean test plot seeder according to claim 1, characterized in that: First guide grooves are respectively provided on both sides of the middle portion of the first adjustment disk, and the first guide grooves match the positioning strips. The first adjustment disk is restricted by the cooperation of the positioning strips and the guide grooves to prevent the first adjustment disk from deflecting. The first adjusting disk is fixedly connected with a first connecting block provided on both sides of one end thereof, the middle portion of the first connecting block is threadedly connected to a first bolt, and the first bolt is threadedly connected to a connecting hole on one side thereof, for limiting the movement of the first adjusting disk; First pressure rods are respectively provided on both sides of the other end of the first adjustment disk, and the first pressure rods can push the first adjustment disk to move; The outer end of the first adjusting disk is in contact with the surrounding pressing blocks, and the first adjusting disk can simultaneously drive the surrounding pressing blocks to move.

5. The corn and soybean test plot seeder according to claim 1, characterized in that: Second guide grooves are respectively provided on both sides of the middle portion of the second adjustment disk, and the second guide grooves match the positioning strips. The second adjustment disk is restricted by the cooperation of the positioning strips and the guide grooves to prevent the second adjustment disk from deflecting. A second connecting block is fixedly connected to one end of each of the second adjusting disks, a second bolt is threadedly connected to the middle of the second connecting block, and the second bolt is threadedly connected to the connecting hole on the other side to limit the movement of the second adjusting disk; A second pressure rod is provided on the other side of the end of the second adjustment disk, and the second pressure rod can push the second adjustment disk to move; The outer end of the second adjusting disk is in contact with the surrounding pressure blocks, and the second adjusting disk can simultaneously drive the surrounding pressure blocks to move; A plurality of sliding holes are provided on the outer side of the second adjustment disk. The size of the sliding holes is the same as the cross-sectional size of the first pressure rod. The sliding holes match the first pressure rod, and the first pressure rod can move along the sliding holes.

6. The corn and soybean test plot seeder according to claim 1, characterized in that: A seed guide tube is provided at the side end of the seed box, the end of the seed guide tube is an arc surface, and the seed guide tube fits the inner annular surface of the seeding wheel to ensure that the seeds in the seed guide tube can only pass through the seeding hole and fall into the soil during the rolling movement of the seeding wheel.

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