CN113287437A - Rotatory adjustable forest maintenance sawtooth - Google Patents
Rotatory adjustable forest maintenance sawtooth Download PDFInfo
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- CN113287437A CN113287437A CN202110486612.6A CN202110486612A CN113287437A CN 113287437 A CN113287437 A CN 113287437A CN 202110486612 A CN202110486612 A CN 202110486612A CN 113287437 A CN113287437 A CN 113287437A
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- 238000012423 maintenance Methods 0.000 title claims abstract description 27
- 125000004122 cyclic group Chemical group 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims 1
- 239000002994 raw material Substances 0.000 claims 1
- 238000012986 modification Methods 0.000 description 5
- 230000004048 modification Effects 0.000 description 5
- 238000013138 pruning Methods 0.000 description 5
- 230000008901 benefit Effects 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 238000011161 development Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 229910001315 Tool steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000012552 review Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G3/00—Cutting implements specially adapted for horticultural purposes; Delimbing standing trees
- A01G3/08—Other tools for pruning, branching or delimbing standing trees
- A01G3/085—Motor-driven saws for pruning or branching
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- Life Sciences & Earth Sciences (AREA)
- Biodiversity & Conservation Biology (AREA)
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- Forests & Forestry (AREA)
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Abstract
The invention discloses a rotary adjustable sawteeth for maintaining forest trees, which comprises a rotary assembly, wherein the rotary assembly comprises a tool rest shell, an electric saw and a gear, a circular cavity is arranged in the tool rest shell, the gear is arranged in the circular cavity, the electric saw is arranged on the tool rest shell, and a circular shaft is arranged at the bottom of the electric saw and penetrates through the tool rest shell to be matched with the gear; the adjusting assembly comprises a gear ring and a clamping piece, the gear ring is arranged in the circular cavity and matched with the gear, and the clamping piece is arranged in the inner wall of the tool rest shell and matched with the gear ring; the electric saw with the rotatable angle is convenient to bear force during forest maintenance, avoids the situations of instability and falling caused by too heavy stress burden, reduces the burden of workers, can be adjusted to a specific angle to facilitate finding a special stress point at a high place, reduces the workload of the workers, and is safer and more reliable; the device can work for a long time, and the working efficiency is improved; the operation and the control are convenient.
Description
Technical Field
The invention relates to the field of forest maintenance tools, in particular to a rotary adjustable forest maintenance saw tooth.
Background
Electric saws, also known as "power saws", are produced by german anderays. Still invented in 1926, the time and manpower consumed by cutting materials are greatly saved. The electric saw is powered by electricity and is used as a cutting tool for cutting wood, stone, steel and the like, and sharp teeth are arranged on the edge of the electric saw. The saw blade is generally made of tool steel and has various shapes such as a round shape, a strip shape and a chain shape; in the forest maintenance, generally used for pruning, need the handheld electric saw of staff to stretch to the eminence and prune, when aiming at the pruning top, do not have the impetus, unstable, do not exert oneself well, the easy landing.
Disclosure of Invention
This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments. In this section, as well as in the abstract and the title of the invention of this application, simplifications or omissions may be made to avoid obscuring the purpose of the section, the abstract and the title, and such simplifications or omissions are not intended to limit the scope of the invention.
The present invention has been made in view of the problems occurring in the prior art.
Therefore, the invention aims to solve the technical problems that the saw teeth of the existing pruning tool are fixed, and the existing pruning tool has no force application point, is unstable, does not apply force well and is easy to slide when aiming at the top end of pruning.
In order to solve the technical problems, the invention provides the following technical scheme: a rotary adjustable sawteeth for maintaining forest trees comprises a rotary assembly, wherein the rotary assembly comprises a tool rest shell, an electric saw and a gear, a circular cavity is formed in the tool rest shell, the gear is arranged in the circular cavity, the electric saw is installed on the tool rest shell, and a circular shaft is arranged at the bottom of the electric saw and penetrates through the tool rest shell to be matched with the gear; and the adjusting assembly comprises a gear ring and a clamping piece, the gear ring is arranged in the circular cavity and matched with the gear, and the clamping piece is arranged in the inner wall of the tool rest shell and matched with the gear ring.
As a preferable scheme of the rotationally adjustable forest maintenance saw tooth of the present invention, wherein: the circumference of the bottom of the circular shaft is provided with a tooth block, the gears are symmetrically arranged around the circular shaft and are meshed with the tooth block, and the bottoms of the two gears are fixedly connected through a connecting rod.
As a preferable scheme of the rotationally adjustable forest maintenance saw tooth of the present invention, wherein: the tooth circumference of the gear ring is arranged on the inner wall of the gear ring and meshed with the gear.
As a preferable scheme of the rotationally adjustable forest maintenance saw tooth of the present invention, wherein: the clamping piece comprises a first elastic piece and a clamping block, a plurality of square grooves are formed in the inner wall of the circular cavity, the clamping block is installed in each square groove, one end of the first elastic piece is fixedly connected with the end wall of each square groove, the other end of the first elastic piece is fixedly connected with the clamping block, a first through groove is formed in the gear ring, and the first through groove is correspondingly matched with the clamping block.
As a preferable scheme of the rotationally adjustable forest maintenance saw tooth of the present invention, wherein: the fastener still including removing the ring, set up first annular on the ring gear outer wall, remove the ring inlay in the first annular, it sets up the second and leads to the groove to remove to encircle, the second lead to the groove can with fixture block and first logical groove correspond the cooperation.
As a preferable scheme of the rotationally adjustable forest maintenance saw tooth of the present invention, wherein: the top surface of the release ring is provided with a limiting groove, the top of the first ring groove of the toothed ring is provided with a lug, and the lug extends into the limiting groove and is connected with the end wall of the limiting groove through a second elastic piece.
As a preferable scheme of the rotationally adjustable forest maintenance saw tooth of the present invention, wherein: the round cavity bottom sets up "cyclic annular" opening, it sets up the operation panel to remove the ring bottom surface, the operation panel is followed the opening is worn out.
As a preferable scheme of the rotationally adjustable forest maintenance saw tooth of the present invention, wherein: the adjusting assembly further comprises an angle selecting ring plate, and the angle selecting ring plate is coaxially arranged with the gear ring and the removing ring and is positioned at the bottom of the removing ring; the ring bottom that removes sets up the second annular, angle selection crown plate top inlay in the second annular, the bottom passes the opening, the opening inner wall sets up "cyclic annular" caulking groove, set up the ring strip on the angle selection crown plate, the ring strip inlay in the caulking groove.
As a preferable scheme of the rotationally adjustable forest maintenance saw tooth of the present invention, wherein: a third through groove is formed in the angle selection ring plate and can be correspondingly matched with the clamping block; a slope surface is arranged on one side of the clamping block, a rotating rod is vertically arranged at the bottom of the circular cavity, the rotating rod penetrates through the connecting rod and is fixedly connected with the circular shaft, and a motor is arranged at the bottom of the tool rest shell and is connected with the rotating rod.
As a preferable scheme of the rotationally adjustable forest maintenance saw tooth of the present invention, wherein: the rotating assembly further comprises a handheld rod, one end of the handheld rod is connected with the knife rest shell through a bolt, and a handle is arranged on the handheld rod.
The invention has the beneficial effects that: the electric saw with the rotatable angle is convenient to bear force during forest maintenance, avoids the situations of instability and falling caused by too heavy stress burden, reduces the burden of workers, can be adjusted to a specific angle to facilitate finding a special stress point at a high place, reduces the workload of the workers, and is safer and more reliable; the device can work for a long time, and the working efficiency is improved; the operation and the control are convenient.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise. Wherein:
fig. 1 is a structural view of a rotating assembly in the first embodiment.
Fig. 2 is an exploded view of the rotating assembly and the adjusting assembly in the first and second embodiments.
Fig. 3 is an exploded sectional view of the adjustment assembly in a second embodiment.
Fig. 4 is an exploded view of the interior of a round chamber in a second embodiment.
Fig. 5 is a view showing the connection of the release ring and the ring gear in the second embodiment.
Fig. 6 is an assembled sectional view of the second embodiment.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced in other ways than those specifically described and will be readily apparent to those of ordinary skill in the art without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.
Furthermore, reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one implementation of the invention. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.
Example 1
Referring to fig. 1 and 2, a first embodiment of the present invention provides a rotationally adjustable forest maintenance saw, which includes a rotating assembly 100 and an adjusting assembly 200.
The rotating assembly 100 comprises a tool rest shell 101, an electric saw 102, a gear 103 and a handheld rod 104, wherein the handheld rod 104 is of a long-distance plate-shaped structure, the electric saw 102 can be conveniently held by a worker to extend to a position higher than a tree branch, the tool rest shell 101 is fixedly connected with the handheld rod 104 through a bolt, the electric saw 102 is installed on the tool rest shell 101, a circular shaft 102a is arranged at the bottom of the electric saw 102, the circular shaft 102a extends into the tool rest shell 101, the gear 103 is also arranged inside the tool rest shell 101, meanwhile, a circle of tooth blocks 102a-1 are arranged on the outer wall of the bottom of the circular shaft 102a in the circumferential direction, and the tooth blocks 102a-1 are meshed with the gear 103.
Further, a circular cavity 101a is arranged inside the tool holder shell 101, the adjusting assembly 200 is arranged in the circular cavity 101a, two gears 103 are arranged and are symmetrical about a circular shaft 102a, and the two gears 103 are meshed with the gear block 102 a-1.
The hand lever 104 is provided with a handle 104 a.
The adjusting assembly 200 comprises a gear ring 201, the gear ring 201 is in a circular ring structure and is arranged in the circular cavity 101a, a circle of gear blocks 102a-1 are arranged on the inner wall of the gear ring 201 like the circular shaft 102a, the bottom of the gear ring 201 is supported and cannot fall off, and the gear 103 and the circular shaft 102a are meshed with the gear ring 201 while meshed with the inner circle.
Further, the two gears 103 are fixedly connected at the bottom by a vertical link 103a, and the link 103a is also supported so as not to fall off.
The adjustment assembly 200 further comprises a latch 202, wherein the latch 202 is disposed in the inner wall of the circular cavity 101a and can be engaged with the gear ring 201 to fix the gear ring 201 at a certain angle when the gear ring 201 rotates.
Example 2
Referring to fig. 2 to 6, a second embodiment of the present invention is based on the previous embodiment, and a plurality of square grooves 101b are formed in the inner wall of the circular cavity 101a, and the engaging member 202 is disposed in the square groove 101 b.
Further, the electric saw 102 sets up a square groove 101b for 0 degree forward with handheld pole 104 is parallel, then to both sides respectively anticlockwise and clockwise rotation at 30 degrees, 60 degrees, the special position of 90 degrees sets up square groove 101b but not limited to these angles, can set up according to actual demand, electric saw 102 can automatic block when rotatory to these special positions, do not need artificial regulation, the angle is more accurate, and these special angles can help the staff to have better impetus when maintaining the forest, and is safer, can not the landing.
The bottom of the circular cavity 101a is vertically provided with a rotating rod 101a-1, the rotating rod 101a-1 extends upwards through a connecting rod 103a to be fixedly connected with a circular shaft 102a, the rotating rod 101a-1 penetrates through the connecting rod 103a and is hinged with the connecting rod 103a to support the connecting rod 103a to prevent the gear 103 from falling off, and meanwhile, the bottom outside the tool rest shell 101 is provided with a motor A which is connected with the rotating rod 101 a-1.
Further, the motor a drives the rotating rod 101a-1 to rotate, and then the electric saw 102 rotates to drive the gear 103 to rotate, and the gear 103 is meshed with the gear ring 201 to rotate.
The engaging member 202 includes a first elastic member 202a and a latching block 202b, specifically, the latching block 202b is disposed in the square groove 101b, one end of the first elastic member 202a is fixedly connected to an end wall of the square groove 101b, the other end of the first elastic member is fixedly connected to the latching block 202b, a first through groove 201a is disposed on the gear ring 201, when the gear ring 201 rotates to a specific angular position, the first through groove 201a corresponds to the square groove 101b, and the first elastic member 202a in the latching block 202b is pushed into the first through groove 201a for engaging.
In order to release the clamping action of the fixture block 202b, the clamping element 202 further comprises a release ring 202c, a first annular groove 201b is formed in the outer wall of the toothed ring 201, the release ring 202c is embedded in the first annular groove 201b and supported by the toothed ring 201, a second through groove 202c-1 is formed in the release ring 202c, the second through groove 202c-1 corresponds to the first through groove 201a, the release ring 202c rotates together with the toothed ring 201, and when the release ring corresponds to the square groove 101b, the fixture block 202b passes through the first through groove 201a and the second through groove 202c-1 to be clamped and limited.
The top surface of the releasing ring 202c is provided with a limiting groove 202c-2, the top of the first ring groove 201b of the gear ring 201 is provided with a lug 201b-1, the lug 201b-1 extends into the limiting groove 202c-2 and is connected with the end wall of the limiting groove 202c-2 through a second elastic element 202c-3, when the gear ring 201 rotates, the lug 201b-1 drags the releasing ring 202c to rotate together in the limiting groove 202c-2 through the second elastic element 202c-3, the bottom of the circular cavity 101a is provided with an annular through hole 101c, the bottom surface of the releasing ring 202c is provided with an operating plate 202c-4, the operating plate 202c-4 penetrates out of the through hole 101c, when the fixture block 202b needs to be released, a worker pushes the operating plate 202c-4 to reversely rotate for a certain distance towards the movement of the gear ring 201, the releasing ring 202c reversely moves, and one side of the fixture block 202b is provided with a slope T, the release ring 202c re-pushes the latch 202b along the ramp surface T into the square groove 101 b.
In order to prevent the releasing ring 202c and the gear ring 201 from being mistakenly engaged by the engaging block 202b during rotation and also to prevent the releasing ring 202c from being disengaged, and then being pulled back again by the second elastic member 202c-3 and then being engaged by the engaging block 202b, the adjusting assembly 200 further includes an angle selecting ring plate 203.
Further, the angle selection ring plate 203 is also of an annular structure and is coaxially arranged with the toothed ring 201 and the relief ring 202c, specifically, the bottom of the relief ring 202c is provided with a second annular groove 202c-5, the top of the angle selection ring plate 203 is embedded in the second annular groove 202c-5, the bottom of the angle selection ring plate passes through the through opening 101c, the inner wall of the through opening 101c is provided with an "annular" caulking groove 101d, the angle selection ring plate 203 is provided with a ring strip 203a, the ring strip 203a is embedded in the caulking groove 101d to support the angle selection ring plate 203, and meanwhile, the angle selection ring plate 203 supports the relief ring 202c and the toothed ring 201.
Further, a third through groove 203b is formed in the angle selection ring plate 203, the third through groove 203b can be correspondingly matched with the clamping block 202b, the size of the third through groove 203b is large, the clamping block 202b can be clamped when the third through groove 203b, the first through groove 201a and the second through groove 202 c-are aligned, the angle selection ring plate 203 is very close to the outer wall of the removing ring 202c in the second ring groove 202c-5 and can be ignored, and scales are arranged at the bottom of the tool rest shell 101.
The angle selection ring plate 203 is adjusted to a corresponding angle as required, so that the third through groove 203b is aligned with the corresponding square groove 101b, the third through groove 203b of the angle selection ring plate 203 is larger as a coarse adjustment, then a control button of the motor A is pressed on the hand-held rod 104 to control the motor A to rotate, the motor A drives the rotating rod 101a-1 to rotate, then the electric saw 102 rotates to drive the gear 103 to rotate, the gear 103 is meshed with the toothed ring 201 to rotate, when the first through groove 201a and the second through groove 202c-1 correspond to the square groove 101b at the position of the third through groove 203b, the fixture block 202b is clamped in to fix the square groove, when the release ring 202c needs to be released, the release ring 202c is rotated reversely to extrude the fixture block 202b into the square groove 101b, then the angle selection ring plate 203 is rotated to stagger the third through groove 203b with the square groove 101b, the release ring 202c is released, and the release ring 202c is reset under the action of the second elastic piece 202c-3, the first through slot 201a and the second through slot 202c-1 continue to align for the next operation.
It is important to note that the construction and arrangement of the present application as shown in the various exemplary embodiments is illustrative only. Although only a few embodiments have been described in detail in this disclosure, those skilled in the art who review this disclosure will readily appreciate that many modifications are possible (e.g., variations in sizes, dimensions, structures, shapes and proportions of the various elements, values of parameters (e.g., temperatures, pressures, etc.), mounting arrangements, use of materials, colors, orientations, etc.) without materially departing from the novel teachings and advantages of the subject matter recited in this application. For example, elements shown as integrally formed may be constructed of multiple parts or elements, the position of elements may be reversed or otherwise varied, and the nature or number of discrete elements or positions may be altered or varied. Accordingly, all such modifications are intended to be included within the scope of this invention. The order or sequence of any process or method steps may be varied or re-sequenced according to alternative embodiments. In the claims, any means-plus-function clause is intended to cover the structures described herein as performing the recited function and not only structural equivalents but also equivalent structures. Other substitutions, modifications, changes and omissions may be made in the design, operating conditions and arrangement of the exemplary embodiments without departing from the scope of the present inventions. Therefore, the present invention is not limited to a particular embodiment, but extends to various modifications that nevertheless fall within the scope of the appended claims.
Moreover, in an effort to provide a concise description of the exemplary embodiments, all features of an actual implementation may not be described (i.e., those unrelated to the presently contemplated best mode of carrying out the invention, or those unrelated to enabling the invention).
It should be appreciated that in the development of any such actual implementation, as in any engineering or design project, numerous implementation-specific decisions may be made. Such a development effort might be complex and time consuming, but would nevertheless be a routine undertaking of design, fabrication, and manufacture for those of ordinary skill having the benefit of this disclosure, without undue experimentation.
It should be noted that the above-mentioned embodiments are only for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the claims of the present invention.
Claims (10)
1. The utility model provides a rotatory adjustable forest maintenance sawtooth which characterized in that: comprises the steps of (a) preparing a mixture of a plurality of raw materials,
the rotary assembly (100) comprises a tool rest shell (101), an electric saw (102) and a gear (103), wherein a circular cavity (101a) is formed inside the tool rest shell (101), the gear (103) is arranged in the circular cavity (101a), the electric saw (102) is installed on the tool rest shell (101) and a circular shaft (102a) is arranged at the bottom of the electric saw (102) and penetrates through the tool rest shell (101) to be matched with the gear (103); and the number of the first and second groups,
the adjusting assembly (200) comprises a gear ring (201) and a clamping piece (202), the gear ring (201) is arranged in the circular cavity (101a) and matched with the gear (103), and the clamping piece (202) is arranged in the inner wall of the tool rest shell (101) and matched with the gear ring (201).
2. The rotationally adjustable forest maintenance saw tooth according to claim 1, wherein: the circumference of the bottom of the circular shaft (102a) is provided with a toothed block (102a-1), the gears (103) are symmetrically arranged around the circular shaft (102a) and meshed with the toothed block (102a-1), and the bottoms of the two gears (103) are fixedly connected through a connecting rod (103 a).
3. The rotationally adjustable forest maintenance saw tooth of claim 2, wherein: the tooth circumference of the gear ring (201) is arranged on the inner wall of the gear ring (201) and meshed with the gear (103).
4. The rotationally adjustable forest maintenance saw tooth according to claim 2 or 3, wherein: the clamping piece (202) comprises a first elastic piece (202a) and a clamping block (202b), a plurality of square grooves (101b) are formed in the inner wall of the circular cavity (101a), the clamping block (202b) is installed in the square grooves (101b), one end of the first elastic piece (202a) is fixedly connected with the end wall of the square groove (101b), the other end of the first elastic piece is fixedly connected with the clamping block (202b), a first through groove (201a) is formed in the gear ring (201), and the first through groove (201a) is correspondingly matched with the clamping block (202 b).
5. The rotationally adjustable forest maintenance saw tooth according to claim 4, wherein: the fastener (202) further comprises a release ring (202c), a first ring groove (201b) is formed in the outer wall of the gear ring (201), the release ring (202c) is embedded in the first ring groove (201b), a second through groove (202c-1) is formed in the release ring (202c), and the second through groove (202c-1) can be correspondingly matched with the clamping block (202b) and the first through groove (201 a).
6. The rotationally adjustable forest maintenance saw tooth according to claim 5, wherein: the top surface of the release ring (202c) is provided with a limiting groove (202c-2), the top of the first ring groove (201b) of the gear ring (201) is provided with a lug (201b-1), and the lug (201b-1) extends into the limiting groove (202c-2) and is connected with the end wall of the limiting groove (202c-2) through a second elastic piece (202 c-3).
7. The rotationally adjustable forest maintenance saw tooth according to claim 5 or 6, wherein: the bottom of the round cavity (101a) is provided with an annular through hole (101c), the bottom surface of the removing ring (202c) is provided with an operating plate (202c-4), and the operating plate (202c-4) penetrates out of the through hole (101 c).
8. The rotationally adjustable forest maintenance saw tooth according to claim 7, wherein: the adjustment assembly (200) further comprises an angle selection ring plate (203), the angle selection ring plate (203) is coaxially arranged with the gear ring (201) and the removing ring (202c) and is positioned at the bottom of the removing ring (202 c);
remove ring (202c) bottom and set up second annular (202c-5), angle selection crown plate (203) top inlay in second annular (202c-5), the bottom passes through port (101c), port (101c) inner wall sets up "cyclic annular" caulking groove (101d), set up ring strip (203a) on angle selection crown plate (203), ring strip (203a) inlay in caulking groove (101 d).
9. The rotationally adjustable tree maintenance saw as claimed in any one of claims 5, 6, 8, wherein: a third through groove (203b) is formed in the angle selection ring plate (203), and the third through groove (203b) can be correspondingly matched with the fixture block (202 b);
a slope surface (T) is arranged on one side of the clamping block (202b), a rotating rod (101a-1) is vertically arranged at the bottom of the circular cavity (101a), the rotating rod (101a-1) penetrates through the connecting rod (103a) to be fixedly connected with the circular shaft (102a), a motor (A) is arranged at the bottom of the tool holder shell (101), and the motor (A) is connected with the rotating rod (101 a-1).
10. The rotationally adjustable tree maintenance saw as claimed in any one of claims 1, 2, 3, wherein: the rotating assembly (100) further comprises a handheld rod (104), one end of the handheld rod (104) is connected with the tool holder shell (101) through a bolt, and a handle (104a) is arranged on the handheld rod (104).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110486612.6A CN113287437B (en) | 2021-04-30 | 2021-04-30 | Rotary adjustable forest maintenance saw tooth |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110486612.6A CN113287437B (en) | 2021-04-30 | 2021-04-30 | Rotary adjustable forest maintenance saw tooth |
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| CN113287437A true CN113287437A (en) | 2021-08-24 |
| CN113287437B CN113287437B (en) | 2023-11-10 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114872019A (en) * | 2022-05-31 | 2022-08-09 | 镇江市计量检定测试中心 | Rotary buffer structure of machine base |
| CN115486345A (en) * | 2022-07-19 | 2022-12-20 | 贵州电网有限责任公司 | Portable multi-functional electric saw that charges of modularization |
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| CN208972062U (en) * | 2018-08-31 | 2019-06-14 | 宋志军 | A kind of clipping device of adjustable height and angle |
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| CN114872019A (en) * | 2022-05-31 | 2022-08-09 | 镇江市计量检定测试中心 | Rotary buffer structure of machine base |
| CN115486345A (en) * | 2022-07-19 | 2022-12-20 | 贵州电网有限责任公司 | Portable multi-functional electric saw that charges of modularization |
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