CN113711739A - Seed discharging pipe for preventing seed from remaining - Google Patents
Seed discharging pipe for preventing seed from remaining Download PDFInfo
- Publication number
- CN113711739A CN113711739A CN202111132059.2A CN202111132059A CN113711739A CN 113711739 A CN113711739 A CN 113711739A CN 202111132059 A CN202111132059 A CN 202111132059A CN 113711739 A CN113711739 A CN 113711739A
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- China
- Prior art keywords
- rubber
- tube
- pipe
- seed
- light
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- Pending
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- 238000007599 discharging Methods 0.000 title claims abstract description 9
- 210000001503 joint Anatomy 0.000 claims abstract description 12
- 230000006835 compression Effects 0.000 claims description 6
- 238000007906 compression Methods 0.000 claims description 6
- 230000014759 maintenance of location Effects 0.000 claims 2
- 230000002265 prevention Effects 0.000 claims 1
- 238000010899 nucleation Methods 0.000 abstract description 23
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
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Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C7/00—Sowing
- A01C7/20—Parts of seeders for conducting and depositing seed
- A01C7/206—Seed pipes
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- Life Sciences & Earth Sciences (AREA)
- Soil Sciences (AREA)
- Environmental Sciences (AREA)
- Sowing (AREA)
Abstract
The invention discloses a seed discharging pipe capable of preventing seed residues, which comprises a rubber corrugated pipe, and further comprises a rubber pipe I, a rubber pipe II and a rubber light pipe, wherein the inner walls of the rubber pipe I, the rubber pipe II and the rubber light pipe are smooth surfaces, an opening at one end of the rubber pipe I is in butt joint with an opening at one end of the rubber corrugated pipe, an opening at one end of the rubber pipe II is in butt joint with an opening at the other end of the rubber corrugated pipe, the rubber light pipe sequentially penetrates through the rubber pipe I and the rubber corrugated pipe and is tightly attached to the inner side surface of the rubber pipe I, and when the rubber corrugated pipe stretches, the rubber pipe II moves along the outer side surface of the rubber light pipe. When seeding, outside rubber bellows realizes flexible along with ground fluctuation, and rubber tube II can remove along the lateral surface of rubber fluorescent tube, and the seed landing along the inner wall of rubber fluorescent tube all the time this moment can not have the card stopper scheduling problem, has guaranteed the homogeneity and the seeding quality of seeder seed metering.
Description
Technical Field
The invention belongs to the technical field of agricultural seeders, and particularly relates to a seed discharging pipe capable of preventing seeds from remaining.
Background
The seed tube is an important part in the seeder, the seed tube is upwards connected with the seed part, the seed tube is downwards connected with the seeding part, the seeding part floats up and down due to uneven ground when the seeder works, and the seed tube is required to be elastic and telescopic. In the existing seeding technology, the elastic and telescopic rubber corrugated pipe is generally used for the seed discharging pipe, but the rubber corrugated pipe has a convex-concave inner wall which can cause clamping stagnation residue on the flow of seeds and influence the uniformity of seed discharging of the seeder, thereby influencing the seeding quality and causing the technical problems of different seeding intervals and the like.
Disclosure of Invention
Aiming at the defects of the prior art, the invention aims to solve the technical problem that the existing rubber corrugated pipe is adopted as a seeding pipe to cause seed clamping residue during seeding, and in order to ensure the seeding uniformity and the seeding quality of the seeder, the invention provides the seeding pipe for preventing the seed residue, so that the seeding pipe not only has elasticity and can stretch and meet the requirement of up-and-down floating of a seeding part, but also has the problem that the inner surface of the seeding pipe, which is in contact with the seeds, is smooth and cannot cause the clamping residue to the seed flowing during the work.
The invention adopts the following technical scheme:
the utility model provides a prevent remaining seed metering pipe of seed, includes rubber bellows, seed metering pipe still includes rubber tube I, rubber tube II and rubber fluorescent lamp, the inner wall of rubber tube I, rubber tube II and rubber fluorescent lamp be the smooth surface, rubber tube I's one end opening with rubber bellows's one end opening forms the butt joint, rubber tube II's one end opening with rubber bellows's other end opening forms the butt joint, the rubber fluorescent lamp runs through in proper order rubber tube I and rubber bellows, and with rubber tube I's medial surface closely laminates, when rubber bellows is flexible, rubber tube II along rubber fluorescent lamp lateral surface removes.
Further, the rubber light pipe is an equal-diameter pipe, the inner diameter of the end part of the rubber corrugated pipe in butt joint with the end part of the rubber pipe I is smaller than the inner diameter of the end part of the rubber corrugated pipe in butt joint with the end part of the rubber pipe II, and the rubber pipe I and the rubber pipe II are in butt joint and fixed with the end part opening of the corresponding rubber corrugated pipe in an equal-inner diameter mode.
Still further, when the rubber corrugated pipe is in a maximum tensile state, the lower end of the rubber light pipe at least extends to the joint of the rubber pipe II and the rubber corrugated pipe.
Preferably, the length of the rubber tube II is greater than or equal to the difference between the maximum tensile length and the maximum compression length of the rubber corrugated tube.
Further preferably, when the rubber corrugated pipe is in a maximum compression state, the lower end of the rubber light pipe is close to the lower end opening of the rubber pipe II.
The length dimension of the rubber tube II is larger than that of the rubber tube I.
The end part of the rubber tube I is flush with the end part of the rubber light tube.
The technical scheme of the invention has the following advantages:
A. according to the invention, the rubber pipe I and the rubber pipe II with smooth inner side surfaces are respectively arranged at two ends of the rubber corrugated pipe, the rubber light pipe penetrates through the rubber pipe I and the rubber corrugated pipe, the outer rubber corrugated pipe stretches along with the fluctuation of the ground during seeding, the rubber pipe II can move along the outer side surface of the rubber light pipe, at the moment, seeds always slide along the inner wall of the rubber light pipe, the problems of blocking and the like can be avoided, and the uniformity of seeding and the seeding quality of the seeder can be ensured.
B. According to the invention, by setting the proper length of the rubber tube II, the outlet end of the rubber light tube is always positioned in the rubber tube II when the rubber corrugated tube stretches, the original stretching performance of the rubber corrugated tube is kept, meanwhile, the smooth inner side surface of the rubber light tube realizes the smooth flow of seeds, the clamping stagnation residue is avoided, and the seeding efficiency and the precision performance are improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention, the drawings which are needed to be used in the embodiments will be briefly described below, and it is apparent that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained from the drawings without inventive labor to those skilled in the art.
FIG. 1 is a schematic perspective view of a seed tube according to the present invention in a stretched state;
FIG. 2 is a schematic cross-sectional view of a seed tube according to the present invention in a stretched state;
FIG. 3 is a perspective view of the seed discharge tube of the present invention in a compressed state;
FIG. 4 is a schematic cross-sectional view of a seed tube provided in the present invention in a compressed state;
FIG. 5 is a schematic cross-sectional view of the rubber bellows of the present invention in a stretched state;
fig. 6 is a schematic sectional view of the rubber bellows in a compressed state in the present invention.
The labels in the figure are as follows:
1-rubber bellows; 2-rubber tube I; 3-rubber tube II; 4-a rubber light pipe;
a-length of rubber tube I; b-length of the rubber bellows in the stretched state; c-length of rubber tube II;
d-rubber light pipe length; e-length of rubber bellows in compressed state.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; the connection can be mechanical connection or electrical connection; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in figures 1 and 2, the invention provides a seed discharging pipe capable of preventing seeds from remaining, which comprises a rubber corrugated pipe 1, and further comprises a rubber pipe I2, a rubber pipe II3 and a rubber light pipe 4, wherein the inner walls of the rubber pipe I2, the rubber pipe II3 and the rubber light pipe 4 are smooth surfaces, an opening at one end of the rubber pipe I2 is in butt joint with an opening at one end of the rubber corrugated pipe 1, and preferably, the end part of the rubber pipe I2 is flush with the end part of the rubber light pipe 4. An opening at one end of the rubber tube II3 is in butt joint with an opening at the other end of the rubber corrugated tube 2, the rubber light tube 4 sequentially penetrates through the rubber tube I2 and the rubber corrugated tube 1 and is tightly attached to the inner side face of the rubber tube I2, and when the rubber corrugated tube 1 stretches, the rubber tube II3 moves along the outer side face of the rubber light tube 4. According to the invention, the rubber light tube 4 with a smooth inner surface is inserted into the rubber corrugated tube, the upper end of the rubber light tube 4 is tightly attached to the rubber tube I, the rubber light tube and the rubber tube I are fixed together, and the lower end of the rubber light tube 4 is in clearance fit with the rubber tube II, so that relative movement can be generated between the rubber light tube and the rubber tube II. The seeds are completely discharged in the rubber light pipe to play a role of guiding, and the rubber corrugated pipe 1 plays a role of stretching and contracting, so that the discharge of the seeds is not influenced, and the uniformity and the seeding quality of the seeding machine are ensured.
The rubber light pipe 4 adopted by the invention is an equal-diameter pipe, the inner diameter of the end part of the rubber corrugated pipe 1 butted with the end part of the rubber pipe I2 is smaller than the inner diameter of the end part of the rubber corrugated pipe 1 butted with the end part of the rubber pipe II3, namely, the inner diameter of the upper end opening of the rubber corrugated pipe is smaller than the inner diameter of the lower end opening of the rubber corrugated pipe, so that the movable connection between the lower end of the rubber light pipe and the rubber pipe II can be ensured. The rubber tube I2 and the rubber tube II3 are respectively in equal-inner-diameter butt joint with and fixed to the end opening of the corresponding rubber corrugated tube 1.
In order to ensure that the lower end of the rubber light pipe is always positioned in the straight pipe section of the rubber pipe II, the rubber light pipe is required to meet the following conditions: when the rubber corrugated pipe 1 is in the maximum stretching state, the lower end of the rubber light pipe 4 at least extends to the joint of the rubber pipe II3 and the rubber corrugated pipe 1. As shown in fig. 2 and 5, the sum of the length b of the rubber corrugated pipe in the maximum stretching state and the length a of the rubber pipe I is less than the length d of the rubber light pipe, i.e. b + a < d; it is certainly also satisfied that the sum of the length e of the rubber bellows 4 in the maximum compression state plus the length a of the rubber tube I plus the length c of the rubber tube II is greater than the length d of the rubber light tube 4, i.e. e + a + c > d, as shown in fig. 3.
Most preferably, the length of the rubber tube II is greater than or equal to the difference between the maximum tensile length and the maximum compression length of the rubber corrugated tube, and the length dimension of the rubber tube II meets the above requirements. Of course, when the rubber bellows 1 is in the maximum compression state, the lower end of the rubber light pipe 4 is preferably close to the lower end opening of the rubber tube II3, as shown in fig. 3, 4 and 6.
The rubber tube II3 used in the present invention has a length dimension greater than the length dimension of the rubber tube I2, as shown in FIGS. 1 and 3.
Compared with the prior art, the invention avoids the problem of seed clamping residue, ensures the uniformity and the seeding quality of the seed metering of the seeder and improves the seeding efficiency of the seeder.
Nothing in this specification is said to apply to the prior art.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are intended to be within the scope of the invention.
Claims (7)
1. A seed discharging pipe for preventing seed residue comprises a rubber corrugated pipe (1) and is characterized in that, the seed discharging pipe also comprises a rubber pipe I (2), a rubber pipe II (3) and a rubber light pipe (4), the inner walls of the rubber tube I (2), the rubber tube II (3) and the rubber light tube (4) are smooth surfaces, an opening at one end of the rubber pipe I (2) is in butt joint with an opening at one end of the rubber corrugated pipe (1), an opening at one end of the rubber pipe II (3) is in butt joint with an opening at the other end of the rubber corrugated pipe (2), the rubber light pipe (4) penetrates through the rubber pipe I (2) and the rubber corrugated pipe (1) in sequence, and is tightly attached to the inner side surface of the rubber pipe I (2), when the rubber corrugated pipe (1) stretches, the rubber tube II (3) moves along the outer side surface of the rubber light tube (4).
2. A seed tube for preventing seed residue according to claim 1, wherein the rubber light tube (4) is a constant diameter tube, the inner diameter of the end of the rubber corrugated tube (1) abutting against the end of the rubber tube I (2) is smaller than the inner diameter of the end of the rubber corrugated tube (1) abutting against the end of the rubber tube II (3), and the rubber tube I (2) and the rubber tube II (3) are respectively fixed with the end opening of the corresponding rubber corrugated tube (1) in constant inner diameter abutting joint.
3. A seed tube for preventing seed retention according to claim 2, wherein the lower end of the rubber light tube (4) extends at least to the joint of the rubber tube II (3) and the rubber bellows (1) when the rubber bellows (1) is in the maximum tensile state.
4. A seed tube for preventing seed retention according to claim 3, wherein the length of the rubber tube II (3) is equal to or greater than the difference between the maximum tensile length and the maximum compressive length of the rubber bellows (1).
5. A seed tube for preventing seed from remaining according to claim 4, wherein the lower end of the rubber light tube (4) is close to the lower end opening of the rubber tube II (3) when the rubber corrugated tube (1) is in the maximum compression state.
6. A seed deposit prevention seed tube according to any of claims 1 to 5, wherein the length dimension of the rubber tube II (3) is greater than the length dimension of the rubber tube I (2).
7. A seed deposit preventing tube according to claim 1, wherein the end of the rubber tube I (2) is flush with the end of the rubber light tube (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111132059.2A CN113711739A (en) | 2021-09-26 | 2021-09-26 | Seed discharging pipe for preventing seed from remaining |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111132059.2A CN113711739A (en) | 2021-09-26 | 2021-09-26 | Seed discharging pipe for preventing seed from remaining |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113711739A true CN113711739A (en) | 2021-11-30 |
Family
ID=78685070
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111132059.2A Pending CN113711739A (en) | 2021-09-26 | 2021-09-26 | Seed discharging pipe for preventing seed from remaining |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113711739A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118765600A (en) * | 2024-05-16 | 2024-10-15 | 吉林大学 | A bionic intelligent seed delivery tube suitable for pneumatic seed collecting and discharging device |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060278726A1 (en) * | 2003-08-05 | 2006-12-14 | John Holly | Seed distribution method and apparatus |
| CN210950296U (en) * | 2019-11-26 | 2020-07-07 | 徐晓龙 | Corrugated compensator for pipeline transportation |
-
2021
- 2021-09-26 CN CN202111132059.2A patent/CN113711739A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060278726A1 (en) * | 2003-08-05 | 2006-12-14 | John Holly | Seed distribution method and apparatus |
| CN210950296U (en) * | 2019-11-26 | 2020-07-07 | 徐晓龙 | Corrugated compensator for pipeline transportation |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118765600A (en) * | 2024-05-16 | 2024-10-15 | 吉林大学 | A bionic intelligent seed delivery tube suitable for pneumatic seed collecting and discharging device |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20211130 |
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| RJ01 | Rejection of invention patent application after publication |