CN114303698A - Use method of garden tree correction device - Google Patents
Use method of garden tree correction device Download PDFInfo
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- CN114303698A CN114303698A CN202210114525.2A CN202210114525A CN114303698A CN 114303698 A CN114303698 A CN 114303698A CN 202210114525 A CN202210114525 A CN 202210114525A CN 114303698 A CN114303698 A CN 114303698A
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Abstract
The invention provides a using method of an ornamental tree straightening device, which can be used for slowly and timely straightening a bent tree, has a better effect than forced straightening of a trunk, and does not damage the trunk and a root system of the tree. In order to achieve the purpose, the invention provides the following technical scheme: step one, preparing, confirming the bending shape of a trunk needing to be corrected; step two, mounting a correcting device, and step three, correcting the trunk, moving the large threaded rod forward to prop the spring, so that the spring compresses the stored energy until the first limiting protrusion and the second limiting protrusion are propped together; continuously rotating the large threaded rod to force the metal square tube to correct the trunk; and after the energy stored by the spring is completely released, if the trunk is not completely corrected, repeating the steps 1), 2) and 3) of the third step until the trunk is corrected. Step four, dismantling the device to ensure that the trunk is corrected and shaped; and separating the U-shaped bolt from the trunk baffle, removing the metal square pipe, and finishing dismantling.
Description
Technical Field
The invention relates to the technical field of garden cultivation, in particular to a using method of a garden tree correction device.
Background
The existing simple technology corrects trees, generally, iron rods and trees are tied together to forcibly correct the trees, the method is easy to damage the root systems of the trees, and the iron rods are easy to loosen, so that the tree correction effect is poor; the trunk is corrected by force to the binding formula that does not need ground support, must bind very firmly, but along with the slow correction of trunk, the rope of binding can relax automatically, takes place to drop even, if not bind again in time, will not reach the purpose of correcting the trunk.
The mode that adopts the tripod to support the staple bolt is fixed the correction to trees, what this method was difficult carries out the adjustment that resets of focus to trees that the focus has taken place the skew, if adjust by force, injure trunk and the root system of trees again easily, plan to adopt slower correction mode to crooked and focus-shifted trees, nevertheless need the manual work to carry out frequent guardianship, whether the person is difficult to reach the purpose of carrying out the correction of in good time adjustment to the trunk.
Disclosure of Invention
The invention aims to provide a using method of an ornamental tree straightening device, by adopting the method, bent trees can be straightened slowly and timely, the effect of straightening trunks is better than that of forcibly straightening trunks, and the trunks and root systems of the trees are not damaged.
In order to achieve the purpose, the invention provides the following technical scheme:
a usage method of a garden tree correction device comprises a main body, a limiting column and a spring; the front end of the main body is provided with a limiting cylinder, the right side of the main body is provided with barb teeth, and the tail end of the main body is provided with a first adjusting seat, a second adjusting seat and a third adjusting seat; the limiting column is connected with the main body through a small tension spring and a large tension spring; the front end of the limiting column is provided with a baffle plate, and the inner side of the baffle plate is provided with an arc-shaped plate; a semicircular groove is arranged in the large limiting groove, and a self-lubricating rotating shaft with a magnetic head is arranged in the semicircular groove; one end of the spring is propped against the turntable and the turntable bulge, and the other end of the spring is propped against the back of the large limiting groove; the small threaded rod, the middle threaded rod and the large threaded rod are respectively used for adjusting the elastic force of the large tension spring of the small tension spring and the spring; the use method of the device comprises the following steps:
step one, preparation work
) Confirming the curved shape of the trunk needing to be corrected;
) Confirming the position of the trunk contacted with the trunk baffle when the bent trunk is corrected;
step two, installing a correction device
1) Arranging a colloid protective pad on the surface of the trunk, which inclines towards the ground, at the position where the trunk is contacted with the trunk baffle, so as to prevent the trunk baffle from abrading the trunk;
2) connecting the trunk baffle plates in series by using U-shaped bolts, and fixing the trunk and the metal square pipe together;
3) the metal square tube is arranged on the surface opposite to the trunk baffle, and a colloid protective pad is arranged between the metal square tube and the trunk to prevent the trunk from being abraded by the metal square tube;
4) the chain is taken down from the hook, the small threaded rod is rotated to enable the small tension spring to be completely loosened, the barb tooth is separated from the limiting tooth, the limiting column is moved forwards as much as possible, and the large threaded rod is rotated backwards as much as possible;
5) placing the metal square tube into a large limiting groove, hooking the trunk protruding towards the trunk baffle by using an arc plate, and arranging a colloid protective pad between the arc plate and the trunk to prevent the trunk baffle from abrading the trunk;
6) one hand holds the arc-shaped plate firmly, the other hand pushes the main body towards the direction of the arc-shaped plate until the main body cannot be pushed, the middle threaded rod is rotated to the limit towards the front, and the chain is hung on the hook.
Step three, correcting the trunk
1) Rotating the large square head, moving the large threaded rod forward to prop the spring, compressing the spring and storing energy until the first limiting protrusion and the second limiting protrusion are propped together;
2) continuously rotating the large threaded rod to force the metal square pipe to generate a forced correction effect on the bent trunk, and stopping rotating the large threaded rod;
3) the small threaded rod is rotated backwards to enable the small tension spring to be tightened as much as possible;
4) the middle threaded rod is rotated backwards to tighten the large tension spring on the chain as much as possible;
5) when the bent trunk is pressed by the metal square tube, the bent trunk can be slowly deformed, and when the pressure of the metal square tube on the spring is smaller than the elastic force of the spring, the spring can push the metal square tube to be close to the trunk, so that the power for correction can be continuously kept;
6) when the energy stored by the spring is released and becomes reduced in elasticity, when natural wind blows the trunk to shake towards the direction of the metal square tube, the pressure of the metal square tube on the large limiting groove becomes very small, and the limiting column moves backwards under the action of the small tension spring, the large tension spring, the barb teeth and the limiting teeth, so that the correction device recovers larger correction force on the trunk;
and if the trunk is not completely corrected after the small tension spring, the large tension spring and the spring are basically reset, repeating the steps 1), 2) and 3) until the trunk is corrected.
Step four, dismantling the device
1) Ensuring that the trunk is straightened and shaped;
2) rotating the large threaded rod backward to completely release the energy stored by the spring, rotating the small threaded rod and the medium threaded rod forward to completely loosen the small tension spring and the large tension spring, and then taking down the chain from the hook;
3) moving the limiting column towards the right of the trunk, and taking the arc-shaped plate down from the trunk to separate the large limiting groove from the metal square pipe;
4) and separating the U-shaped bolt from the trunk baffle, removing the metal square pipe, and finishing dismantling.
In the first preferred scheme, all the stressed components are made of metal materials, so that the correcting device can bear deformation pressure generated when the trunk is corrected.
Preferably, scheme two, as the preferred scheme of preferably first scheme, the width dimension of metal side's pipe is less than big spacing groove open-ended width dimension, and under the effect of self-lubricating pivot, metal side's pipe can slide from top to bottom in big spacing groove opening to when adapting to this device self-calibration trunk, the displacement that metal side's pipe produced.
Preferably, the barb teeth and the limiting teeth are completely matched in size and shape, and when the barb teeth and the limiting teeth are attached together, the sliding rod can only move outwards in a single direction.
Preferably, the length of the rotating shaft is greater than that of the circular ring, and the circular ring can move transversely within the range allowed by the rotating shaft; the rotating shaft is U-shaped, the U-shaped two ends of the rotating shaft are fixed on the inner side of the baffle, and the arc-shaped plate can transversely move on the rotating shaft and can adapt to different diameters of the trunk to be corrected; the arc-shaped plate can rotate around the central line of the circular ring and can adapt to the curvature change of the corrected trunk.
Preferably, the sum of the tension of the small tension spring (28) and the tension of the large tension spring (75) is equal to the elastic force of the spring (50), when the trunk shakes due to natural wind, when the sum of the tension of the small tension spring (28) and the tension of the large tension spring (75) is larger than the elastic force of the spring (50), the small tension spring (28) and the large tension spring (75) can pull the limiting column (20) to retreat, and under the matching of the barb teeth (14) and the limiting teeth (21), automatic trunk straightening follow-up is achieved.
The beneficial effects of the above technical scheme are that: the large limiting groove is pushed by the spring, and the barb teeth and the limiting teeth are matched, so that the bent trees can be slowly corrected in a follow-up manner in due time, the effect of correcting the trunk is better than that of forcibly correcting the trunk, and the trunk and the root system cannot be damaged; the rotatable arc-shaped plate can adapt to trunks with different curvatures, and the contact surface of the arc-shaped plate and the trunk is large, so that the surface of the trunk is not easy to be damaged; when the S-shaped trunk is corrected by adding the metal square pipe, the self-lubricating rotating shaft enables the metal square pipe and the large limiting groove to form sliding clamping, so that the length change between the surface of the trunk and the metal pipe in the process of correcting the bent trunk can be adapted; the invention does not need to build a support frame on the ground, and is suitable for the correction of trunks with different diameters.
Drawings
FIG. 1 is a left rear perspective view of the present invention (with all components in place);
FIG. 2 is a left front perspective view of the present invention (with all components in place);
FIG. 3 is a schematic view showing the overall construction of the present invention;
FIG. 4 is a schematic view of the present invention installed in conjunction with a square metal tube to straighten a tree trunk;
FIG. 5 is a schematic diagram showing that the arc plate, the spring and the tension spring of the correcting device can automatically deform or change positions after the correcting device is matched with the square metal tube to correct the trunk;
reference numerals in the drawings of the specification include: the main body 10, a limiting cylinder 11, a limiting square hole 12, a limiting nail 13, a barb tooth 14, a first adjusting seat 15, a second adjusting seat 16, a third adjusting seat 17, a limiting column 20, a limiting tooth 21, a baffle 22, a rotating shaft 23, a small tension spring 24, a small screw rod 25, a small square head 26, a small rotary head 27, an arc-shaped plate 30, a circular ring 31, an arc-shaped plate 30, a T-shaped limiting groove 41, a semi-circular groove 42, a self-lubricating rotating shaft 44, a magnetic head 45, a first limiting protrusion 46, a spring 50, a rotary disc 60, a second limiting protrusion 61, a large threaded rod 62, a large square head 63, a middle threaded rod 70, a middle square head 71, a limiting head 72, a large rotary head 73, a chain 74, a large tension spring 75, a metal square tube 80, a U-shaped bolt 81, a baffle 82, a push plate 83 and 90.
Detailed Description
The following is further detailed by way of specific embodiments:
a usage method of a garden tree straightening device comprises a main body 10, a limiting column 20 and a spring 50; the front end of the main body 10 is provided with a limiting cylinder 11, the right side is provided with a barb tooth 14, and the tail end is provided with a first adjusting seat 15, a second adjusting seat 16 and a third adjusting seat 17; the limiting column 20 is connected with the main body 10 through a small tension spring 28 and a large tension spring 75; the front end of the limiting column 20 is provided with a baffle 22, and the inner side of the baffle 22 is provided with an arc-shaped plate 30; a semicircular groove 42 is arranged in the large limiting groove 40, and a self-lubricating rotating shaft 44 with a magnetic head 45 is arranged in the semicircular groove 42; one end of the spring 50 is propped against the turntable 60 and the turntable convex 61, and the other end is propped against the rear surface of the large limiting groove 40; the small threaded rod 25, the middle threaded rod 70 and the large threaded rod 62 are respectively used for adjusting the elastic force of the large tension spring 75 and the spring 50 of the small tension spring 28; the use method of the device comprises the following steps:
step one, preparation work
1) Confirming the curved shape of the trunk 90 that needs to be corrected;
2) confirming where the trunk 90 is in contact with the trunk barrier 82 when the curved trunk 90 is corrected;
step two, installing a correction device
1) At the position where the trunk 90 is in contact with the trunk baffle 82, a colloid protective pad is arranged on the inclined surface of the trunk 90 towards the ground to prevent the trunk 90 from being abraded by the trunk baffle 82;
2) the trunk baffle 82 is connected in series by a U-shaped bolt 81, and the trunk 90 and the metal square tube 80 are fixed together;
3) the metal square tube 80 is arranged on the surface opposite to the trunk baffle 82, and a colloid protective pad is arranged between the metal square tube 80 and the trunk 90 to prevent the trunk 90 from being abraded by the metal square tube 80;
4) the chain 74 is taken down from the hook 24, the small threaded rod 25 is rotated to enable the small tension spring 28 to be completely loosened, the barb tooth 14 is separated from the limiting tooth 21, the limiting column 20 moves forwards as much as possible, and the large threaded rod 62 rotates backwards as much as possible;
5) placing the metal square tube 80 into the large limiting groove 40, hooking the trunk 90 protruding towards the trunk baffle 82 by using the arc-shaped plate 30, and arranging a colloid protective pad between the arc-shaped plate 30 and the trunk 90 to prevent the trunk baffle 82 from abrading the trunk 90;
6) one hand holds the arc 30 and the other hand pushes the body 10 towards the arc 30 until it cannot push, the middle threaded rod 70 is screwed to the limit towards the front, and the chain 74 is hung on the hook 24.
Step three, correcting the trunk
1) Rotating the large square head 63, moving the large threaded rod 62 forward to prop the spring 50, so that the spring 50 compresses and stores energy until the first limiting protrusion 46 and the second limiting protrusion 61 prop together;
2) continuing to rotate the large threaded rod 62, and stopping rotating the large threaded rod 62 when the metal square tube 80 starts to generate a forced correction effect on the bent trunk 90;
3) the small threaded rod 25 is rotated backwards to tighten the small tension spring 28 as much as possible;
4) the middle threaded rod 70 is rotated backwards to tighten the large tension spring 75 on the chain 74 as much as possible;
5) when the bent trunk 90 is slowly deformed under the pressure of the metal square tube 80, and when the pressure of the metal square tube 80 on the spring 50 is less than the elastic force of the spring 50, the spring 50 pushes the metal square tube 80 to approach the trunk 90, the power for correction can be continuously maintained;
6) when the energy stored in the spring 50 is released and becomes reduced in elasticity, when natural wind blows the trunk to shake towards the direction of the metal square tube 80, the pressure of the metal square tube 80 on the large limiting groove 40 becomes small, and under the action of the small tension spring 28, the large tension spring 75, the barb teeth 14 and the limiting teeth 21, the limiting column 20 moves backwards, so that the correction device recovers a large correction force on the trunk 90;
if the trunk 90 is not completely corrected after the small tension spring 28, the large tension spring 75 and the spring 50 are basically reset, the steps 1), 2) and 3) of the third step are repeated until the trunk 90 is corrected.
Step four, dismantling the device
1) Ensuring that the trunk is straightened and shaped;
2) the large threaded rod 62 is rotated to retreat, the energy stored in the spring 50 is completely released, the small threaded rod 25 and the middle threaded rod 70 are rotated forwards, the small tension spring 28 and the large tension spring 75 are completely loosened, and then the chain 74 is taken down from the hook 24;
3) moving the limiting column 20 to the right of the trunk 90, and taking the arc-shaped plate 30 down from the trunk 90 to separate the large limiting groove 40 from the metal square tube 80;
4) and (4) separating the U-shaped bolt 81 from the trunk baffle 82, removing the metal square pipe 80, and finishing dismantling.
The above are merely examples of the present invention, and common general knowledge of known specific structures and characteristics in the schemes is not described herein. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several changes and modifications can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.
Claims (8)
1. A use method of a garden tree correction device comprises a main body (10), a limiting column (20) and a spring (50); the front end of the main body (10) is provided with a limiting cylinder (11), the right side is provided with a barb tooth (14), and the tail end is provided with a first adjusting seat (15), a second adjusting seat (16) and a third adjusting seat (17); the limiting column (20) is connected with the main body (10) through a small tension spring (28) and a large tension spring (75); a baffle plate (22) is arranged at the front end of the limiting column (20), and an arc-shaped plate (30) is arranged on the inner side of the baffle plate (22); a semicircular groove (42) is arranged in the large limiting groove (40), and a self-lubricating rotating shaft (44) with a magnetic head (45) is arranged in the semicircular groove (42); one end of the spring (50) is propped against the turntable (60) and the turntable boss (61), and the other end is propped against the rear surface of the large limiting groove (40); the small threaded rod (25), the middle threaded rod (70) and the large threaded rod (62) are respectively used for adjusting the elastic force of the small tension spring (28), the large tension spring (75) and the spring (50); the use method of the device comprises the following steps:
step one, preparation work
1) Confirming the curved shape of the trunk (90) needing to be corrected;
2) identifying a location where the trunk (90) contacts the trunk fence (82) when the curved trunk (90) is corrected;
step two, installing a correction device
1) At the position where the trunk (90) is in contact with the trunk baffle (82), a colloid protective pad is arranged on the surface of the trunk (90) inclined towards the ground to prevent the trunk (90) from being abraded by the trunk baffle (82);
2) the trunk baffles (82) are connected in series by U-shaped bolts (81), and the trunk (90) and the metal square tube (80) are fixed together;
3) the metal square tube (80) is arranged on the surface opposite to the trunk baffle (82), and a colloid protective pad is arranged between the metal square tube (80) and the trunk (90) to prevent the trunk (90) from being abraded by the metal square tube (80);
4) the chain (74) is taken down from the hook (24), the small threaded rod (25) is rotated to enable the small tension spring (28) to be completely loosened, the barb tooth (14) is separated from the limiting tooth (21), the limiting column (20) is moved to the front face as much as possible, and the large threaded rod (62) is rotated to the rear as much as possible;
5) putting the metal square tube (80) into the large limiting groove (40), hooking the trunk (90) protruding towards the trunk baffle (82) by using the arc-shaped plate (30), and arranging a colloid protective pad between the arc-shaped plate (30) and the trunk (90) to prevent the trunk baffle (82) from grinding the trunk (90);
6) one hand holds the arc-shaped plate (30), the other hand pushes the main body (10) towards the direction of the arc-shaped plate (30) until the main body cannot be pushed, the middle threaded rod (70) is rotated to the limit towards the front, and the chain (74) is hung on the hook (24);
step three, correcting the trunk
1) Rotating the large square head (63), moving the large threaded rod (62) forward to prop the spring (50) so that the spring (50) compresses and stores energy until the first limiting protrusion (46) and the second limiting protrusion (61) prop together;
2) continuously rotating the large threaded rod (62) to force the metal square tube (80) to generate a forced correction effect on the bent trunk (90), and stopping rotating the large threaded rod (62);
3) the small threaded rod (25) is rotated backwards to enable the small tension spring (28) to be tightened as much as possible;
4) the middle threaded rod (70) is rotated backwards to enable a large tension spring (75) on the chain (74) to be tightened as much as possible;
5) when the bent trunk (90) is pressed by the metal square tube (80), the bent trunk is slowly deformed, and when the pressure of the metal square tube (80) on the spring (50) is smaller than the elastic force of the spring (50), the spring (50) pushes the metal square tube (80) to be close to the trunk (90), so that the power for correction can be continuously kept;
6) when the energy stored in the spring (50) is released and becomes reduced in elasticity, when natural wind blows the trunk to shake towards the direction of the metal square tube (80), the pressure of the metal square tube (80) on the large limiting groove (40) becomes small, and under the action of the small tension spring (28), the large tension spring (75), the barb tooth (14) and the limiting tooth (21), the limiting column (20) moves backwards, so that the correction device recovers larger correction force to the trunk (90);
if the trunk (90) is not completely corrected after the small tension spring (28), the large tension spring (75) and the spring (50) are basically reset, repeating the steps 1), 2) and 3) of the third step until the trunk (90) is corrected;
step four, dismantling the device
1) Ensuring that the trunk is straightened and shaped;
2) the large threaded rod (62) is rotated to retreat, the energy stored by the spring (50) is completely released, the small threaded rod (25) and the middle threaded rod (70) are rotated forwards, the small tension spring (28) and the large tension spring (75) are completely loosened, and then the chain (74) is taken down from the hook (24);
3) moving the limiting column (20) towards the right side of the trunk (90), and taking the arc-shaped plate (30) down from the trunk (90) to separate the large limiting groove (40) from the metal square tube (80);
4) and (4) separating the U-shaped bolt (81) from the trunk baffle (82), removing the metal square pipe (80), and finishing the dismantling.
2. The ornamental device structure of claim 1, wherein all of said force receiving members are made of a metallic material.
3. The structure of an ornamental tree device according to claim 1, wherein said metal square tube (80) has a width dimension smaller than the width dimension of the opening of the large limiting groove (40).
4. An ornamental tree structure according to claim 1, wherein the barb teeth (14) are substantially matched to the size and shape of the stop teeth (21).
5. The structure of an ornamental tree structure according to claim 1, wherein the rotation shaft (23) is U-shaped, and both ends of the U-shape of the rotation shaft (23) are fixed to the inner side of the blocking plate (22).
6. An ornamental tree structure according to claim 1, wherein the length of the rotary shaft (23) is greater than the length of the ring (31), and the ring (31) is laterally movable within a range allowed by the rotary shaft (23).
7. An ornamental tree structure according to claim 6, wherein said curved plate (30) is rotatable about the centre line of the circular ring (31).
8. The structure of an ornamental tree structure according to claim 1, wherein the sum of the tension of the small tension spring (28) and the tension of the large tension spring (75) is equivalent to the elastic force of the spring (50).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202210114525.2A CN114303698B (en) | 2022-01-30 | 2022-01-30 | Use method of garden tree correction device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210114525.2A CN114303698B (en) | 2022-01-30 | 2022-01-30 | Use method of garden tree correction device |
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| CN114303698A true CN114303698A (en) | 2022-04-12 |
| CN114303698B CN114303698B (en) | 2022-11-29 |
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| CN202210114525.2A Active CN114303698B (en) | 2022-01-30 | 2022-01-30 | Use method of garden tree correction device |
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| KR20090003154U (en) * | 2007-09-27 | 2009-04-01 | 김세형 | trees upholding orthotics |
| CN208523306U (en) * | 2018-07-24 | 2019-02-22 | 河北省林业科学研究院 | Trees straight bender |
| CN109845517A (en) * | 2019-03-31 | 2019-06-07 | 宿迁知芃智能科技有限公司 | A kind of Bidirectional-squeezing formula sapling apparatus for correcting |
| CN209120726U (en) * | 2018-09-21 | 2019-07-19 | 合肥经纬园林工程有限公司 | A kind of forest straightener |
| CN209643417U (en) * | 2019-03-18 | 2019-11-19 | 蔺瑞芳 | A kind of ornamental and afforestation trees maintenance rectifier |
| CN110915472A (en) * | 2019-12-27 | 2020-03-27 | 冉志超 | Sapling drop-down formula orthotic devices |
| CN111357525A (en) * | 2020-04-13 | 2020-07-03 | 郭振 | Gardens are with crooked trees straightening equipment |
| CN211832030U (en) * | 2020-03-27 | 2020-11-03 | 冯建仓 | Forestry is planted with crooked trees orthotic devices |
| CN214385215U (en) * | 2020-10-19 | 2021-10-15 | 阿拉木斯 | Ornamental trees and shrubs multi-angle orthotic devices |
| CN113593310A (en) * | 2021-08-09 | 2021-11-02 | 重庆工业职业技术学院 | Application method of fixing device |
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2022
- 2022-01-30 CN CN202210114525.2A patent/CN114303698B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20090003154U (en) * | 2007-09-27 | 2009-04-01 | 김세형 | trees upholding orthotics |
| CN208523306U (en) * | 2018-07-24 | 2019-02-22 | 河北省林业科学研究院 | Trees straight bender |
| CN209120726U (en) * | 2018-09-21 | 2019-07-19 | 合肥经纬园林工程有限公司 | A kind of forest straightener |
| CN209643417U (en) * | 2019-03-18 | 2019-11-19 | 蔺瑞芳 | A kind of ornamental and afforestation trees maintenance rectifier |
| CN109845517A (en) * | 2019-03-31 | 2019-06-07 | 宿迁知芃智能科技有限公司 | A kind of Bidirectional-squeezing formula sapling apparatus for correcting |
| CN110915472A (en) * | 2019-12-27 | 2020-03-27 | 冉志超 | Sapling drop-down formula orthotic devices |
| CN211832030U (en) * | 2020-03-27 | 2020-11-03 | 冯建仓 | Forestry is planted with crooked trees orthotic devices |
| CN111357525A (en) * | 2020-04-13 | 2020-07-03 | 郭振 | Gardens are with crooked trees straightening equipment |
| CN214385215U (en) * | 2020-10-19 | 2021-10-15 | 阿拉木斯 | Ornamental trees and shrubs multi-angle orthotic devices |
| CN113593310A (en) * | 2021-08-09 | 2021-11-02 | 重庆工业职业技术学院 | Application method of fixing device |
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| Publication number | Publication date |
|---|---|
| CN114303698B (en) | 2022-11-29 |
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