Nursery stock auxiliary support for agricultural planting

By designing the seedling auxiliary support for worm gear and worm transmission and telescopic plate structure, the problem that traditional seedling support devices cannot be adjusted is solved, and the stable clamping and adaptive support of seedlings are achieved to avoid seedlings falling down and tree trunk damage.

CN120476953APending Publication Date: 2025-08-15JIANGSU XINYANG FARM CO LTD
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Patent Information

Application Number
CN202510817545.X
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2025-06-18
Publication Date
2025-08-15

AI Technical Summary

Technical Problem

The traditional seedling support device cannot be adjusted according to the size of the seedling tree trunk, which makes the device unable to be suitable for seedlings of different thicknesses and has low flexibility.

Method used

A seedling auxiliary bracket for agricultural planting is designed, including insert rods, semicircular chassis, angle adjustment adjustment parts, semicircular rings and clamps. The clamps are driven by worm gear and worm gear and telescopic plate structure to achieve stable clamping of seedlings and can be automatically adjusted according to the changes in the diameter of the seedlings.

Benefits of technology

The stable clamping of seedlings is achieved, avoiding the fallen leaves and trunk damage, adapting to the diameter changes during seedling growth, and providing uniform support.

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Abstract

The invention discloses a nursery stock auxiliary support for agricultural planting, which comprises an inserting rod, a semicircular chassis mounted on the inserting rod, an adjusting piece mounted on the chassis and used for angle adjustment, a semicircular ring mounted on the adjusting piece and a clamping piece mounted on the semicircular ring, a groove is formed in the semicircular ring, and the clamping piece is mounted in the groove. According to the device, the stability of the nursery stock in the growth process is guaranteed, the situation that the nursery stock lodging occurs in windy and rainy days is avoided, the device can change according to the change of the diameter of the nursery stock, and the situation that the trunk of the nursery stock is extruded to generate irreversible damage due to the fact that the clamping piece cannot change according to the change of the diameter of the nursery stock is avoided.
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Description

Technical Field

[0001] The present invention relates to the technical field of agricultural planting, and in particular to a seedling auxiliary support for agricultural planting. Background Art

[0002] Supporting seedlings refers to providing physical support to help seedlings remain stable in the initial growth stage and prevent them from falling over and being damaged. Through physical structures such as brackets, fixing clamps, and guide rods, necessary support is provided to ensure that seedlings grow upright and avoid falling over due to factors such as wind and gravity.

[0003] The above introduces the seedling support. The traditional seedling support part is usually ring-shaped and is placed on the trunk of the seedling to assist the growth of the seedling. However, this support structure cannot be adjusted according to the size of the seedling trunk, resulting in the device being unable to be applied to seedlings of different thicknesses and having low flexibility. Summary of the Invention

[0004] In view of this, an embodiment of the present invention hopes to provide an auxiliary support for seedlings for agricultural planting to solve or alleviate the technical problems existing in the prior art.

[0005] The technical solution of the embodiment of the present invention is achieved as follows: an auxiliary support for agricultural seedlings, comprising a rod, a semicircular chassis mounted on the rod, an adjustment member mounted on the chassis for angle adjustment, a semicircular ring mounted on the adjustment member, and a clamping member mounted on the semicircular ring, wherein the semicircular ring has a groove, and the clamping member is mounted in the groove;

[0006] The clamping member includes a support plate symmetrically installed in the groove, a rotating shaft 1 and a rotating shaft 2 between the symmetrical support plates rotatably installed, a gear 1 and a support rod 1 installed on the rotating shaft 1, a gear 2 installed on the rotating shaft 2, a worm gear, and a support rod 2, the rotating shaft 1 is located above the rotating shaft 2, the gear 1 is meshed with the gear 2, a worm is rotatably installed in the groove and passes through a semicircular ring, the worm is meshed with the worm gear, a sliding groove is provided in the groove, a telescopic plate is slidably installed in the sliding groove, an installation groove is provided on the support plate, a rack is provided in the installation groove, a gear 3 is installed on the worm, the gear 3 is meshed with the rack 3, arc blocks are installed on the support rod 1, the support rod 2 and the telescopic plate, and the support plate has a certain telescopic function.

[0007] In the above embodiment: the adjusting member includes a support plate symmetrically installed on the chassis, a shell rotatably installed on the support plate, a semicircular shaft installed between the symmetrical support plates, a semicircular worm gear rotatably installed on the semicircular shaft, a fixing ring installed on the inner top wall of the shell, and a worm gear 2 rotatably installed on the fixing ring and engaged with the semicircular worm gear, an arc groove is provided on the semicircular disc, a bolt is installed on the shell, the bolt is located in the arc groove and is connected by a nut, and a rotating handle 1 is installed on the shell and is connected to the worm gear 2.

[0008] In the above embodiment: a second rotating handle is installed on the semicircular ring, and the second rotating handle is connected to the first worm.

[0009] In the above embodiment: ratchets are installed on the rotating handle 1 and the rotating handle 2, and pawls are rotatably installed on the semicircular chassis and the semicircular ring. The ratchet on the rotating handle 1 and the pawl on the semicircular chassis are adapted to each other, and the ratchet on the rotating handle 2 and the upper pawl of the semicircular ring are adapted to each other.

[0010] In the above embodiment, the rotating handle 1 and the rotating handle 2 are both provided with polygonal grooves for inserting a driving tool to drive the rotating handle 1 and the rotating handle 2 to rotate.

[0011] In the above embodiment: a plurality of the clamping members are installed, the first support rod and the second support rod are on the same vertical line, and the telescopic plate and the first support rod are not on the same vertical line.

[0012] In the above embodiment: a return spring is installed between the pawl and the semicircular chassis, and between the pawl and the semicircular ring.

[0013] In the above embodiment: the arc-shaped block is connected in a rotational manner.

[0014] In the above embodiment: a gasket is provided at the connection between the nut and the arc-shaped groove.

[0015] The embodiment of the present invention adopts the above technical solution, which has the following advantages:

[0016] The customized driving tool is inserted into the polygonal groove on the rotating handle 2, and the driving tool is rotated. The driving tool drives the rotating handle 2 to rotate, and the rotation of the rotating handle 2 drives the worm 1 to rotate, and the rotation of the worm 1 drives the worm gear to rotate. The rotation of the worm gear drives the rotating shaft 2 to rotate, and the rotation of the rotating shaft drives the gear 2 to rotate. The rotation of the gear 2 drives the gear 1 to rotate, and the rotation of the gear 1 drives the rotating shaft 1 to rotate. The rotation of the rotating shaft drives the support rod 1 to move, and the rotation of the rotating shaft 2 drives the support rod 2 to move. The movement of the support rod 1 and the movement of the support rod 2 drive the corresponding arc block to move. Since the arc block is movably connected, the arc block and the seedling are tightly fitted for clamping. When the worm gear rotates, it also drives the gear 3 to rotate. The rotation of the gear 3 drives the rack in the installation groove to move. The movement of the rack drives the telescopic plate to move in the slide groove. The movement of the telescopic plate drives the arc block installed on the telescopic plate to move, so that the arc block and the seedling are tightly fitted for clamping, thereby completing the clamping of the seedling, ensuring the stability of the seedling during the growth process, and avoiding the situation that the seedling appears to fall over in windy and rainy weather;

[0017] When the sapling grows naturally, the diameter of the sapling will also expand. The diameter of the sapling will initially expand as the telescopic plate contracts. When the telescopic plate reaches its contraction limit, the telescopic rod moves in the slide groove, and the movement of the telescopic rod drives the rack installed in the installation groove to move. The movement of the rack drives gear three to rotate, and the rotation of gear three drives the worm one to rotate. The rotation of the worm one drives the worm gear to rotate, and the rotation of the worm gear drives the rotating shaft two to rotate. The rotation of the rotating shaft two drives the gear two to rotate. The rotation of the gear two drives the gear one to rotate. The rotation of the gear one drives the rotating shaft one to rotate. The rotation of the rotating shaft one drives the support rod one to move. The rotation of the rotating shaft two drives the support rod two to move. The movement of the support rod one and the movement of the support rod two drive the corresponding arc blocks to move. Since the arc blocks are movably connected, the arc blocks change with the change of the diameter of the sapling, thereby avoiding the clamping member being unable to change according to the change of the diameter of the sapling, which causes the trunk of the sapling to be squeezed and irreversible damage;

[0018] In the process of natural growth of seedlings, the diameter of seedlings will also expand. The diameter of seedlings will initially increase with the contraction of telescopic plates. When the telescopic plates reach the contraction limit, the telescopic rod moves in the slide groove, and the movement of the telescopic rod drives the rack installed in the installation groove to move. The movement of the rack drives gear three to rotate, and the rotation of gear three drives the worm one to rotate. The rotation of worm one drives the worm gear to rotate, and the rotation of the worm gear drives the rotation of shaft two to rotate. The rotation of shaft two drives gear two to rotate. The rotation of gear two drives gear one to rotate. The rotation of gear one drives the rotation of shaft one. The rotation of shaft one drives the movement of support rod one. The rotation of shaft two drives the movement of support rod two. The movement of support rod one and support rod two drives the corresponding arc blocks to move. Since the arc blocks are movably connected, the arc blocks change with the change of the diameter of the seedlings, thereby avoiding the clamping member being unable to change according to the change of the diameter of the seedlings, which causes the trunk of the seedlings to be squeezed and irreversible damage occurs.

[0019] The driving tool is inserted into the polygonal groove on the rotating handle 1, and the driving tool is rotated. The driving tool drives the rotating handle 1 to rotate. The rotation of the rotating handle 1 drives the worm 2 to rotate along the semicircular worm gear. The worm 2 drives the shell to rotate. The rotation of the shell drives the semicircular worm gear to rotate and drive the semicircular ring to adjust the angle, ensuring that the depth of multiple insertion rods inserted into the soil is the same, and it can also ensure that the arc block on the clamping piece fits tightly with the seedlings. When the seedlings are tilted, the insertion depth of the insertion rods into the soil will be the same, thereby providing high support for the seedlings.

[0020] The above summary is for illustrative purposes only and is not intended to be limiting in any way. In addition to the illustrative aspects, embodiments and features described above, further aspects, embodiments and features of the present invention will be readily apparent by reference to the accompanying drawings and the following detailed description. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments or technical descriptions. Obviously, the drawings described below are only some embodiments of the present application. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0022] Figure 1 It is a schematic diagram of the overall structure of the present invention;

[0023] Figure 2 Schematic diagram of the clamping structure of the present invention Figure 1 ;

[0024] Figure 3 Schematic diagram of the clamping structure of the present invention Figure 2 ;

[0025] Figure 4 It is a schematic diagram of the telescopic plate structure of the present invention;

[0026] Figure 5 It is a schematic diagram of the overall structure of the adjusting member of the present invention;

[0027] Figure 6 Schematic diagram of the internal structure of the shell of the present invention.

[0028] Reference numerals:

[0029] 1. Insert rod; 2. Chassis; 3. Adjustment part; 301. Support plate; 302. Housing; 303. Semicircular shaft; 304. Semicircular worm gear; 305. Fixing ring; 306. Worm gear 2; 307. Arc groove; 308. Bolt; 309. Gasket; 3010. Polygonal groove; 4. Semicircular ring; 5. Clamping part; 501. Support plate; 502. Rotating shaft 1; 503. Rotating shaft 2; 504. Gear 1; 505. Support rod 1; 506. Gear 2; 507. Worm gear; 508. Support rod 2; 509. Worm gear; 5010. Telescopic plate; 5011. Mounting slot; 5012. Rack; 5013. Gear 3; 5014. Arc block; 6. Groove; 7. Turning handle 1; 8. Turning handle 2; 9. Ratchet; 10. Pawl. DETAILED DESCRIPTION

[0030] Hereinafter, only certain exemplary embodiments are briefly described. As will be appreciated by those skilled in the art, the described embodiments may be modified in various ways without departing from the spirit or scope of the present invention. Therefore, the drawings and description are to be considered as illustrative in nature and not restrictive.

[0031] It should be noted that the terms "first," "second," "symmetrical," "array," etc. are used only to distinguish descriptions from positional descriptions and should not be understood as indicating or implying relative importance or implicitly indicating the number of the technical features indicated. Therefore, limitations on features such as "first" and "symmetrical" may explicitly or implicitly include one or more of these features; similarly, when the number of certain features is not limited in the form of words such as "two" or "three," it should be noted that these features also explicitly or implicitly include one or more of the number of features.

[0032] In the present invention, unless otherwise expressly specified or limited, terms such as "installation," "connection," and "fixation" should be understood broadly; for example, they may refer to fixed connection, detachable connection, or integral molding; they may refer to mechanical connection, direct connection, welding, or indirect connection through an intermediate medium; they may refer to internal communication between two components or interaction between two components. Those skilled in the art will be able to understand the specific meanings of the above terms in the present invention based on the specification and drawings in conjunction with specific circumstances.

[0033] The embodiments of the present invention are described in detail below with reference to the accompanying drawings.

[0034] like Figure 1-6As shown, an embodiment of the present invention provides an auxiliary support for agricultural seedlings, comprising a rod 1, a semicircular chassis 2 mounted on the rod 1, an adjustment member 3 mounted on the chassis 2 for angle adjustment, a semicircular ring 4 mounted on the adjustment member 3, and a clamping member 5 mounted on the semicircular ring 4. The semicircular ring 4 has a groove 6, and the clamping member 5 is mounted in the groove 6.

[0035] The clamping member 5 includes a support plate 501 symmetrically installed in the groove 6, a rotating shaft 1 502 and a rotating shaft 2 503 between the symmetrical supporting plates 501, a gear 1 504 and a support rod 1 505 installed on the rotating shaft 1 502, a gear 2 506 installed on the rotating shaft 2 503, a worm gear 507, and a support rod 2 508. The rotating shaft 1 502 is located above the rotating shaft 2 503, and the gear 1 504 is engaged with the gear 2 506. A worm is installed in the groove 6 and rotates. The worm is meshed with the worm wheel 507 through the semicircular ring 4. A slide groove is provided in the groove 6. A support rod three is slidably installed in the slide groove. A mounting groove 5011 is provided on the support plate 501. A rack 5012 is provided in the mounting groove 5011. A gear three 5013 is installed on the worm. The gear three 5013 is meshed with the rack 5012. Arc blocks 5014 are installed on the support rod one 505, the support rod two 508 and the support rod three. The support plate 501 has a certain telescopic function. By rotating the worm, the worm wheel 507 is driven to rotate, and then through the meshing transmission of gear one 504 and gear two 506, support rod one 505 and support rod two 508 are rotated synchronously. At the same time, the worm drives support rod three to slide in the slide groove through the meshing of gear three 5013 and rack 5012, thereby realizing the linkage adjustment of the three support rods, which can stably clamp the seedlings from multiple directions, and the arc block 5014 can better fit the seedlings, improving the stability and comfort of clamping.

[0036] In this embodiment, specifically, the adjusting member 3 includes a support plate 301 symmetrically mounted on the chassis 2, a shell 302 rotatably mounted on the support plate 301, a semicircular shaft 303 mounted between the symmetrical support plates 301, a semicircular worm gear 304 rotatably mounted on the semicircular shaft 303, a fixing ring 305 mounted on the inner top wall of the shell 302, and a worm 306 rotatably mounted on the fixing ring 305 and engaged with the semicircular worm gear 304. An arc groove 307 is provided on the semicircular plate, a bolt 308 is installed on the shell 302, the bolt 308 is located in the arc groove 307 and is connected by a nut, and a rotating handle 7 is installed on the shell 302 and is connected to the worm 306. By turning the rotating handle 7, the worm 2 306 is driven to rotate, and the worm 2 306 engages with the semicircular worm wheel 304, so that the semicircular ring 4 rotates around the semicircular axis 303, thereby adjusting the angle of the semicircular ring 4. By adjusting the position of the bolt 308 and the nut in the arc groove 307, the semicircular ring 4 can be fixed at different angles to meet the support requirements of seedlings under different growth forms.

[0037] In this embodiment, specifically, a rotating handle 2 8 is installed on the semicircular ring 4 , and the rotating handle 2 8 is connected to the worm 1 509 , so as to facilitate the operation of the worm 1 509 to adjust the clamping member 5 .

[0038] In this embodiment, specifically, ratchets 9 are installed on the rotating handle 1 7 and the rotating handle 2 8, and pawls 10 are rotatably installed on the semicircular chassis 2 and the semicircular ring 4. The ratchet 9 on the rotating handle 1 7 and the pawl 10 on the semicircular chassis 2 are adapted to each other, and the ratchet 9 on the rotating handle 2 8 and the upper pawl 10 of the semicircular ring 4 are adapted to each other. The ratchet 9 and pawl 10 structure can prevent the rotating handle from reversing after adjustment, thereby ensuring the stability of the adjustment angle.

[0039] In this embodiment, specifically, both the rotating handle 1 7 and the rotating handle 2 8 are provided with a polygonal groove 3010 for inserting a driving tool to drive the rotating handle 1 7 and the rotating handle 2 8 to rotate, so as to facilitate quick adjustment using a tool.

[0040] In this embodiment, specifically, multiple clamping members 5 are installed, support rod 1 505 and support rod 2 508 are on the same vertical line, support rod 3 and support rod 1 505 are not on the same vertical line, and multiple clamping members 5 can clamp seedlings from multiple positions to improve the stability of the support.

[0041] In this embodiment, specifically, return springs are installed between the pawl 10 and the semicircular chassis 2, and between the pawl 10 and the semicircular ring 4, to facilitate the return of the pawl 10 and ensure the normal operation of the ratchet 9 and pawl 10 structure. The arc block 5014 is a rotating connection, which can better adapt to the shape changes of the seedlings and improve the clamping effect.

[0042] In this embodiment, a gasket 309 is provided at the connection between the nut and the arc groove 307 to increase friction, prevent the nut from loosening, and ensure the fixing effect after the angle of the semicircular ring 4 is adjusted.

[0043] The present invention uses the following steps when working:

[0044] Insert the insertion rod 1 into the soil so that the two semicircular rings 4 are placed around the seedlings (the seedlings are located in the center of the two semicircular rings 4), and insert the customized driving tool into the polygonal groove 3010 on the rotating handle 2 8 (the customized driving tool cooperates with the polygonal groove 3010 to prevent it from being operated by other people), and rotate the driving tool. The driving tool drives the rotating handle 2 8 to rotate (at this time, the corresponding pawl 10 and the ratchet 9 need to be separated). The rotation of the rotating handle 2 8 drives the worm 1 509 to rotate, the rotation of the worm 1 509 rotates the worm gear 507, the rotation of the worm gear 507 drives the rotating shaft 2 503 to rotate, the rotation of the rotating shaft 2 503 drives the gear 2 506 to rotate, the rotation of the gear 2 506 drives the gear 1 504 to rotate, the rotation of the gear 1 504 drives the rotating shaft 1 502 to rotate, the rotation of the rotating shaft 1 502 drives the support rod 1 505 to move, the rotation of the rotating shaft 2 503 drives the support rod 2 508 to move, the movement of the support rod 1 505 and the support rod 2 50 The movement of the worm gear 507 drives the corresponding arc block 5014 to move. Since the arc block 5014 is movably connected, the arc block 5014 is tightly fitted with the seedling for clamping. When the worm gear 507 rotates, it also drives the gear 3 5013 to rotate. The gear 3 5013 rotates and drives the rack 5012 in the mounting groove 5011 to move. The rack 5012 moves and drives the telescopic plate 5010 to move in the slide groove. The movement of the telescopic plate 5010 drives the arc block 5014 installed on the telescopic plate 5010 to move, so that the arc block 5014 is tightly fitted with the seedling for clamping (after the clamping is completed, the pawl 10 is released, so that the pawl 10 is engaged with the ratchet 9 again under the action of the return spring, ensuring the reverse rotation of the rotating handle, so that the clamping of the arc block 5014 and the seedling will no longer be appropriate). Then, the clamping of the seedling is completed, ensuring the stability of the seedling during the growth process, and avoiding the seedling from falling over in windy and rainy weather.

[0045] As the seedlings grow naturally, their diameters will also expand. Initially, the diameter of the seedlings will expand as the telescopic plate 5010 contracts. When the telescopic plate 5010 reaches its contraction limit, the telescopic rod moves in the slide groove. The movement of the telescopic rod drives the rack 5012 installed in the mounting groove 5011 to move. The movement of the rack 5012 drives the gear three 5013 to rotate. The rotation of the gear three 5013 drives the worm one 509 to rotate. The rotation of the worm one 509 drives the worm wheel 507 to rotate (due to the rotation direction, the engagement direction of the ratchet 9 and the pawl 10 is opposite, so that the worm wheel 507 rotates normally). The rotation of the worm wheel 507 drives the rotation shaft two 503. The rotation of the second shaft 503 drives the second gear 506 to rotate, the rotation of the second gear 506 drives the first gear 504 to rotate, the rotation of the first gear 504 drives the rotation of the first shaft 502, the rotation of the first shaft 502 drives the first support rod 505 to move, the rotation of the second shaft 503 drives the second support rod 508 to move, the movement of the first support rod 505 and the movement of the second support rod 508 drive the corresponding arc block 5014 to move, and since the arc block 5014 is movably connected, the arc block 5014 changes with the change of the diameter of the seedling, thereby avoiding the clamping member 5 being unable to change according to the change of the diameter of the seedling, which causes the trunk of the seedling to be squeezed and irreversible damage;

[0046] When the seedlings are tilted, the depths of the insertion of the insertion rod 1 into the soil are different, which reduces the support force for the seedlings. By inserting the customized driving tool into the polygonal groove 3010 on the rotating handle 7 (the customized driving tool cooperates with the polygonal groove 3010 to avoid being operated by other people), the driving tool is rotated, and the driving tool drives the rotating handle 7 to rotate (at this time, the corresponding pawl 10 and the ratchet 9 need to be separated). The rotation of the rotating handle 7 drives the worm 2 306 itself to rotate along the semicircular worm gear 304, and the worm 2 306 drives the shell 302 to rotate. The rotation of the shell 302 drives the semicircular worm gear 304 to rotate and drive the semicircular ring 4 to adjust the angle, thereby ensuring that the depths of multiple insertion rods 1 inserted into the soil are the same, and also ensuring that the arc block 5014 on the clamping member 5 fits tightly with the seedlings.

[0047] The above description is merely a specific embodiment of the present invention, but the scope of protection of the present invention is not limited thereto. Any person skilled in the art can easily conceive of various modifications and substitutions within the technical scope disclosed in the present invention, and such modifications and substitutions are intended to be within the scope of protection of the present invention. Therefore, the scope of protection of the present invention shall be subject to the scope of protection of the claims.

Claims

1. An auxiliary support for seedlings for agricultural planting, comprising a rod (1), a semicircular chassis (2) mounted on the rod (1), an adjusting member (3) mounted on the chassis (2) for angle adjustment, a semicircular ring (4) mounted on the adjusting member (3), and a clamping member (5) mounted on the semicircular ring (4), characterized in that: The semicircular ring (4) is provided with a groove (6), and the clamping member (5) is installed in the groove (6); The clamping member (5) includes a support plate (501) symmetrically installed in the groove (6), a rotating shaft (502) and a rotating shaft (503) rotatably installed between the symmetrical supporting plates (501), a gear (504) and a support rod (505) installed on the rotating shaft (502), a gear (506) installed on the rotating shaft (503), a worm gear (507), and a support rod (508), wherein the rotating shaft (502) is located above the rotating shaft (503), the gear (504) is meshed with the gear (506), and a worm is rotatably installed in the groove (6) and penetrates the semicircular ring ( 4), the worm is engaged with the worm wheel (507), a slide groove is provided in the groove (6), a telescopic plate (5010) is slidably installed in the slide groove, a mounting groove (5011) is provided on the support plate (501), a rack (5012) is provided in the mounting groove (5011), a gear three (5013) is installed on the worm, the gear three (5013) is engaged with the rack (5012), an arc block (5014) is installed on the support rod one (505), the support rod two (508) and the telescopic plate (5010), and the support plate (501) has a certain telescopic function.

2. The agricultural seedling auxiliary support according to claim 1, characterized in that: The adjusting member (3) comprises a supporting plate (301) symmetrically mounted on the chassis (2), a housing (302) rotatably mounted on the supporting plate (301), a semicircular shaft (303) mounted between the symmetrical supporting plates (301), a semicircular worm gear (304) rotatably mounted on the semicircular shaft (303), a fixing ring (305) mounted on the inner top wall of the housing (302), and a second worm (306) rotatably mounted on the fixing ring (305) and meshing with the semicircular worm gear (304); an arc groove (307) is formed on the semicircular plate; a bolt (308) is mounted on the housing (302); the bolt (308) is located in the arc groove (307) and is connected via a nut; a rotating handle (7) is mounted on the housing (302) and is connected to the second worm gear (306).

3. The auxiliary support for agricultural seedlings according to claim 2, characterized in that: A second rotating handle (8) is mounted on the semicircular ring (4), and the second rotating handle (8) is connected to a first worm (509).

4. The auxiliary support for agricultural seedlings according to claim 3, characterized in that: The first rotating handle (7) and the second rotating handle (8) are both equipped with ratchets (9), and the semicircular chassis (2) and the semicircular ring (4) are both rotatably equipped with ratchets (10). The ratchet (9) on the first rotating handle (7) and the ratchet (10) on the semicircular chassis (2) are adapted to each other, and the ratchet (9) on the second rotating handle (8) and the upper ratchet (10) of the semicircular ring (4) are adapted to each other.

5. The auxiliary support for agricultural seedlings according to claim 4, characterized in that: The rotating handle 1 (7) and the rotating handle 2 (8) are both provided with a polygonal groove (3010) for inserting a driving tool to drive the rotating handle 1 (7) and the rotating handle 2 (8) to rotate.

6. The agricultural seedling auxiliary support according to claim 5, characterized in that: The clamping members (5) are installed in plurality, the support rod 1 (505) and the support rod 2 (508) are on the same vertical line, and the telescopic plate (5010) and the support rod 1 (505) are not on the same vertical line.

7. The auxiliary support for agricultural seedlings according to claim 6, characterized in that: Reset springs are installed between the ratchet (10) and the semicircular chassis (2), and between the ratchet (10) and the semicircular ring (4).

8. The auxiliary support for agricultural seedlings according to claim 7, characterized in that: The arc block (5014) is connected in a rotational manner.

9. The auxiliary support for agricultural seedlings according to claim 8, characterized in that: A gasket (309) is provided at the connection between the nut and the arc-shaped groove (307).

Citation Information

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