CN110537429A - A safe trimming means for transmission line protection - Google Patents
A safe trimming means for transmission line protection Download PDFInfo
- Publication number
- CN110537429A CN110537429A CN201910820210.8A CN201910820210A CN110537429A CN 110537429 A CN110537429 A CN 110537429A CN 201910820210 A CN201910820210 A CN 201910820210A CN 110537429 A CN110537429 A CN 110537429A
- Authority
- CN
- China
- Prior art keywords
- trimming
- hole
- transmission line
- rod
- fixed
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- 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
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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
- A01G3/081—Manual cutting tools not otherwise provided for, e.g. pruning hooks
-
- 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
- A01G3/083—Manual pruning saws
Abstract
The invention relates to a safe trimming device for protecting a power transmission line, which comprises a fixing component and a trimming component, wherein the fixing component comprises a rod A, a connecting frame and a holding part capable of being opened and closed under the action of external force, the lower end of the connecting frame is connected with the upper end of the rod A, the holding part is installed at the top of the connecting frame, the trimming component comprises a rod B, a connecting seat and a trimming part, the lower end of the connecting seat is connected with the upper end of the rod B, and the trimming part is installed at the top of the connecting seat. The invention has the advantages that: the fixing component is used for holding the branches or the vines to be trimmed, then the trimming component is used for trimming, and when the trimmed branches or vines are separated, the fixing component moves the branches or the vines to a safer direction, so that the falling point of the branches or the vines can be controlled, and the branches or the vines are prevented from damaging the power transmission line in the falling process; can realize trimming without power failure and can not influence normal power supply of a line.
Description
Technical Field
The invention relates to the technical field of trimming devices, in particular to a safe trimming device for protecting a power transmission line.
Background
When the power transmission line is laid, a certain distance is required to be reserved between the branches and the surrounding branches, so that the branches are prevented from being laid on the power transmission line to further cause the occurrence of short circuit of the line and electric shock accidents of people and livestock. However, as time goes on, particularly in spring, the trees are in a luxuriant growing period, and the whole crown directly contacts with the power transmission cable due to the fact that the trees grow too fast, so that potential safety hazards are generated.
At present, trees or branches along a cable are trimmed mostly by tools such as a handheld electric saw and a chopper, but the power needs to be cut off when the branches and vines are trimmed, the normal power supply of the line is influenced, and electric shock accidents are easy to happen when the power is not cut off. The trimmed branches are easy to damage the transmission cables and can also cause large-area power failure.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide a safe trimming device for protecting a power transmission line.
The purpose of the invention is realized by the following technical scheme:
The utility model provides a safe trimming means for transmission line protection, includes fixed subassembly and pruning subassembly, fixed subassembly includes pole A, link and the portion of holding tightly that can open and shut under the exogenic action, and the lower extreme of link is connected with pole A's upper end, holds the portion of holding tightly and installs at the top of link, and the pruning subassembly includes pole B, connecting seat and pruning portion, and the lower extreme of connecting seat is connected with pole B's upper end, and the top at the connecting seat is installed to the pruning portion.
the invention has the following advantages:
1. According to the invention, the fixing component is used for holding the branches or the vines to be trimmed, then the trimming component is used for trimming, and when the trimmed branches or vines are separated, the fixing component moves the branches or the vines to a safer direction, so that the falling point of the branches or the vines can be controlled, and the branches or the vines can be prevented from damaging the power transmission line in the falling process.
2. the invention can realize trimming without power failure and does not influence the normal power supply of the line.
Drawings
FIG. 1 is a schematic structural view of a fixing assembly according to an embodiment of the present invention;
FIG. 2 is a schematic view of a trimming assembly according to an embodiment of the present invention;
FIG. 3 is a schematic view of an assembly structure of the connecting frame and the clasping portion according to an embodiment of the present invention;
FIG. 4 is an exploded view of the attachment bracket and clasping portion in accordance with an embodiment of the present invention;
FIG. 5 is a schematic view of an assembly structure of the connecting seat and the trimming portion according to an embodiment of the present invention;
FIG. 6 is a schematic view of a trimming portion according to an embodiment of the present invention;
FIG. 7 is a schematic structural diagram of a connecting socket according to an embodiment of the present invention;
FIG. 8 is a schematic view of an extension pole according to an embodiment of the present invention;
In the figure: 1-fixing component, 1 a-rod A, 1B-connecting frame, 1B 1-shaft hole, 1 c-fixing shaft A, 1 d-torsion spring A, 1 e-torsion spring B, 1 f-holding plate A, 1f 1-reaming hole A, 1 g-holding plate B, 1g 1-reaming hole B, 1 h-lengthening plate, 1 j-rope hole, 2-trimming component, 2 a-rod B, 2B-connecting seat, 2B 1-base, 2B 2-riser, 2B 21-adjusting hole, 2B 3-fixing shaft B, 2B 4-adjustable shaft, 2 c-saw blade, 2c 1-fixing hole, 2c 2-through hole, 2 d-cutter blade, 3-extending rod, 3 a-stud and 3B-screw hole.
Detailed Description
The invention will be further described with reference to the accompanying drawings, but the scope of the invention is not limited to the following.
As shown in fig. 1 and 2, a safe trimming device for transmission line protection comprises a fixing assembly 1 and a trimming assembly 2, wherein the fixing assembly 1 comprises a rod A1a, a connecting frame 1B and a clamping part capable of being opened and closed under the action of external force, the lower end of the connecting frame 1B is connected with the upper end of a rod A1a, the clamping part is installed at the top of the connecting frame 1B, the trimming assembly 2 comprises a rod B2a, a connecting seat 2B and a trimming part, the lower end of the connecting seat 2B is connected with the upper end of a rod B2a, and the trimming part is installed at the top of the connecting seat 2B. The branch or the vine to be trimmed is embraced by the holding part, the trimming part is used for trimming the branch or the vine, and after the trimmed branch or the vine is separated, the fixed component 1 moves the branch or the vine to a safe direction, so that the falling point of the branch or the vine can be controlled, and the branch or the vine can be prevented from damaging the power transmission line in the falling process.
Further, as shown in fig. 8, the safety trimming device for protecting the power transmission line further comprises an extension rod 3, a stud 3a is arranged at the top end of the extension rod 3, a screw hole 3B is arranged at the bottom end of the extension rod 3, and threaded holes capable of being screwed with the stud 3a are respectively arranged at the bottom end of the rod A1a and the bottom end of the rod B2 a. When the length of the rod A1a or the rod B2a is insufficient, the extension rods 3 may be screwed under the rods A1a and B2a, respectively, and the extension rods 3 may be overlapped. For example, the length of the rod A1a and the length of the rod B2a are both 1m, the length of a single extension rod 3 is 1m, and when a branch is pruned about 4m away from the ground, at least 2 extension rods 3 are required to be connected in sequence below the rod A1a and the rod B2a, respectively, so that the branch can be fixed and pruned by manually holding the lowermost extension rod 3.
further, as shown in fig. 3 and 4, the upper end of the connecting frame 1b is a U-shaped frame, the clasping portion is mounted on the upper end of the U-shaped frame, and the lower end of the connecting frame 1b is provided with a threaded hole capable of being screwed with the stud 3 a.
Further, as shown in fig. 4, the upper end of the U-shaped frame is provided with two coaxial shaft holes 1B1, the clasping portion comprises a fixing shaft A1B 36 c, a clasping plate A1f, a clasping plate B1g, a torsion spring A1 g, a torsion spring B1g and two pull ropes, two ends of the fixing shaft A1 g are respectively fixed in the shaft holes 1B g on the corresponding sides, the clasping plate A1 g and the clasping plate B1g are both arc-shaped plates, the lower end of the clasping plate A1 g is provided with a hinge hole A1f g, the lower end of the clasping plate B1g is provided with a hinge hole B1g g, the hinge hole A1f g and the hinge hole B1g g are respectively sleeved on the fixing shaft A1 g, the torsion spring A1 g and the torsion spring B1g are further sleeved on the fixing shaft A1 g, one end of the torsion spring A1 g is fixed on the fixing shaft A1 g, the fixing shaft B1B g, and the other end of the torsion spring B1B g is connected to the inner side of the fixing shaft B g, so that the inner side of the clasping plate g tends to rotate around the fixing shaft A1a shaft B1B g, the inner side of the torsion spring B g, the fixing shaft B g, therefore, under the action of no external force, the clasping plate A1f and the clasping plate B1g are folded to form a whole circle, branches and vines can be clasped, the outer wall of the clasping plate A1f and the outer wall of the clasping plate B1g are respectively provided with rope holes 1j, the upper end of one rope is fixed to the rope hole 1j of the outer wall of the clasping plate A1f, the upper end of the other rope is fixed to the rope hole 1j of the outer wall of the clasping plate B1g, the other ends of the two ropes both extend downwards until the positions capable of being pulled by hands, before clasping the branches or vines or when the branches and the vines are loosened, the ropes need to be pulled downwards, so that the clasping plate A1f overcomes the torsion force of the torsion spring B1e to rotate outwards, the clasping plate B1g overcomes the torsion force of the torsion spring A1e to rotate outwards, so that the clasping plate A1f and the upper end of the clasping plate B1g are separated, and the branches can be put into or separated.
further, as shown in fig. 3 and 4, an elongated plate 1h is further provided on the outer side of the upper end of the holding plate A1f, the elongated plate 1h is also an arc-shaped plate, one end of the elongated plate 1h is fixed to the upper end of the holding plate A1f, and the other end extends toward the upper end of the holding plate B1 g. The extension plate 1h can enable the holding diameter to be variable, that is, if the holding plate A1f and the holding plate B1g are folded to form a whole circle, the diameter is D1, and the diameter of the branch to be trimmed is D2, where D2 is larger than D1, normally, only when the holding plate A1f and the holding plate B1g are held tightly, the upper end of the holding plate A1f and the upper end of the holding plate B1g cannot be folded, which may cause the branch to be trimmed to be separated from the holding portion during trimming, and after the extension plate 1h is arranged outside the upper end of the holding plate A1f, the problem may be solved, because even if the upper end of the holding plate A1f and the upper end of the holding plate B1g are folded, the extension plate 1h enables the holding diameter to be still have a certain space, and only the upper end of the holding plate B1g is located inside the holding plate B1 h, the branch can be ensured not to be separated from the holding portion.
Further, as shown in fig. 1, two sides of the connecting frame 1b and two sides of the rod A1a are respectively provided with a rope hole 1j, and the pulling rope sequentially passes through the rope holes 1j from top to bottom, so that the pulling rope is always located at a position that can be controlled by a hand, and meanwhile, the pulling rope can be prevented from being wound on other branches.
Further, as shown in fig. 5, the connecting socket 2B includes a base 2B1 and two risers 2B2, the two risers 2B2 are oppositely arranged, and the lower ends are fixed on the base 2B1, the bottom of the base 2B1 is connected with the rod B2a, and the trimming part is installed between the two risers 2B 2.
Further, as shown in fig. 6, the trimming portion includes a saw blade 2c and a blade 2d, and the blade 2d is integrally formed at the upper end of the saw blade 2c, so that when trimming vines or branches having a small diameter, the vines or branches can be cut off directly by the blade 2 d. And when pruning to the great branch of diameter, need saw earlier through saw bit 2c, when sawing 4/5 when going to branch diameter about, the branch can vibrate, and saw bit 2c blocks easily in the saw cut opening of branch, is not convenient for saw, and at this moment, can be with the downward pulling of pruning portion for blade 2d directly cuts off remaining 1/5. The lower end of the saw blade 2c is sequentially provided with a fixing hole 2c1 and a through hole 2c2 from bottom to top, a fixing shaft B2B3 is fixedly installed between two vertical plates 2B2, a plurality of groups of adjusting holes 2B21 are further formed in the upper portions of the two vertical plates 2B2, the fixing hole 2c1 is sleeved on the fixing shaft B2B3, the through hole 2c2 is coaxial with one group of adjusting holes 2B21, and the adjusting holes 2B21 and the through hole 2c2 are penetrated by the adjustable shaft 2B 4.
Further, as shown in fig. 5 and 7, the three sets of the adjustment holes 2B21 are provided, and the axes of the three sets of the adjustment holes 2B21 define an arc whose axis coincides with the axis of the fixed shaft B2B 3. The adjustable shaft 2b4 is inserted into different adjustment holes 2b21, so that the angle of the cutting part can be adjusted.
the working process of the invention is as follows: when pruning the branch, at first, fix the branch through fixed subassembly 1, specific operating procedure is: the pulling rope is pulled downwards, so that the clasping plate A1f and the clasping plate B1g rotate outwards around the fixing shaft A1c respectively, the upper ends of the clasping plate A1f and the clasping plate B1g are opened to form an opening, branches are placed into the inner sides of the clasping plate A1f and the clasping plate B1g through the opening, then the pulling rope is loosened, and under the restoring action of the torsion spring A1d and the torsion spring B1e, the clasping plate A1f and the clasping plate B1g rotate reversely respectively to clasp the branches; secondly, prune the branch through pruning subassembly 2, its specific operating procedure is: adjustable shaft 2b4 is selected to insert in suitable adjustment hole 2b21 earlier for the inclination of pruning portion is fit for cutting current branch, if tender or thinner branch, can directly cut off with blade 2d, if thicker branch, saw with saw bit 2c earlier, when sawing to about 4/5 of branch diameter, pull down pruning subassembly 1 with exerting oneself, make blade 2d directly cut off remaining 1/5. It will be appreciated that the height of the branch can be trimmed as required, with a suitable number of extension poles 3 being connected so that the fixing assembly 1 and the trimming assembly 2 can function properly.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. the utility model provides a safe trimming means for transmission line protection which characterized in that: comprises a fixing component (1) and a trimming component (2),
The fixing component (1) comprises a rod A (1a), a connecting frame (1b) and a clasping part which can be opened and closed under the action of external force, the lower end of the connecting frame (1b) is connected with the upper end of the rod A (1a), the clasping part is arranged at the top of the connecting frame (1b),
the trimming assembly (2) comprises a rod B (2a), a connecting seat (2B) and a trimming part, wherein the lower end of the connecting seat (2B) is connected with the upper end of the rod B (2a), and the trimming part is installed at the top of the connecting seat (2B).
2. The safety trimming device for transmission line protection according to claim 1, characterized in that: still include extension rod (3), the top of extension rod (3) is equipped with double-screw bolt (3a), and the bottom is equipped with screw (3B), the bottom of pole A (1a) with the bottom of pole B (2a) is equipped with the screw hole that can with double-screw bolt (3a) spiro union respectively.
3. the safety trimming device for transmission line protection according to claim 2, characterized in that: the upper end of link (1b) is U type frame, hold the portion of tightly and install the upper end at U type frame, the lower extreme of link (1b) is opened has the screw hole that can with double-screw bolt (3a) spiro union.
4. A safety trimming device for transmission line protection according to claim 3, characterized in that: the upper end of the U-shaped frame is provided with two coaxial shaft holes (1B1), the tightening part comprises a fixed shaft A (1c), a tightening plate A (1f), a tightening plate B (1g), a torsion spring A (1d), a torsion spring B (1e) and two pull ropes, the two ends of the fixed shaft A (1c) are respectively fixed in the shaft holes (1B1) of the corresponding sides, the tightening plate A (1f) and the tightening plate B (1g) are arc-shaped plates, the lower end of the tightening plate A (1f) is provided with a hinged hole A (1f1), the lower end of the tightening plate B (1g) is provided with a hinged hole B (1g1), the hinged hole A (1f1) and the hinged hole B (1g1) are respectively sleeved on the fixed shaft A (1c), the fixed shaft A (1c) is further sleeved with the torsion spring A (1d) and the torsion spring B (1e), one end of the torsion spring A (1d) is fixed on the fixed shaft A (1c), the other end is connected with the outer wall of the enclasping board B (1g), one end of the torsion spring B (1e) is fixed on the fixed shaft A (1c), the other end is connected with the outer wall of the enclasping board A (1f), the outer wall of the enclasping board A (1f) and the outer wall of the enclasping board B (1g) are respectively provided with a rope hole (1j), the upper end of one of the stay ropes is fixed on the rope hole (1j) on the outer wall of the enclasping board A (1f), and the upper end of the other stay rope is fixed on the rope hole (1j) on the outer wall of the enclasping board B (1 g).
5. The safety trimming device for transmission line protection according to claim 4, characterized in that: the upper end outside of holding tightly board A (1f) still is equipped with extension board (1h), extension board (1h) also is the arc, the upper end at holding tightly board A (1f) is fixed to the one end of extension board (1h), and the other end extends to the upper end of holding tightly board B (1 g).
6. the safety trimming device for transmission line protection according to claim 4, characterized in that: rope holes (1j) are respectively formed in the two sides of the connecting frame (1b) and the two sides of the rod A (1 a).
7. The safety trimming device for transmission line protection according to claim 2, characterized in that: the connecting seat (2B) comprises a base (2B1) and two vertical plates (2B2), the two vertical plates (2B2) are arranged oppositely, the lower ends of the two vertical plates are fixed on the base (2B1), the bottom of the base (2B1) is connected with a rod B (2a), and the trimming part is installed between the two vertical plates (2B 2).
8. The safety trimming device for transmission line protection according to claim 7, wherein: the trimming part comprises a saw blade (2c) and a blade (2d), the blade (2d) is integrally formed at the upper end of the saw blade (2c), the lower end of the saw blade (2c) is sequentially provided with a fixing hole (2c1) and a through hole (2c2) from bottom to top, a fixing shaft B (2B3) is fixedly installed between the two vertical plates (2B2), the upper parts of the two vertical plates (2B2) are also provided with a plurality of groups of adjusting holes (2B21), the fixing hole (2c1) is sleeved on the fixing shaft B (2B3), the through hole (2c2) is coaxial with one group of adjusting holes (2B21), and the adjustable shaft (2B4) penetrates through the adjusting holes (2B21) and the through hole (2c 2).
9. The safety trimming device for transmission line protection according to claim 8, wherein: the three groups of the adjusting holes (2B21) are provided, and the axes of the three groups of the adjusting holes (2B21) determine a cambered surface, and the axes of the cambered surface are coincided with the axis of the fixed shaft B (2B 3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910820210.8A CN110537429A (en) | 2019-09-01 | 2019-09-01 | A safe trimming means for transmission line protection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910820210.8A CN110537429A (en) | 2019-09-01 | 2019-09-01 | A safe trimming means for transmission line protection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110537429A true CN110537429A (en) | 2019-12-06 |
Family
ID=68712379
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910820210.8A Pending CN110537429A (en) | 2019-09-01 | 2019-09-01 | A safe trimming means for transmission line protection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110537429A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113557868A (en) * | 2021-08-20 | 2021-10-29 | 凡坤山 | Pinching treatment device for top branches of fruit trees |
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| US4193188A (en) * | 1978-09-29 | 1980-03-18 | Johnson Robert M | Flexible saw |
| CN2662623Y (en) * | 2003-07-11 | 2004-12-15 | 罗金连 | Clamp type band girdling device for fruit tree |
| CN201577333U (en) * | 2009-12-30 | 2010-09-15 | 马俊林 | Tree pruning saw |
| CN201733011U (en) * | 2010-08-13 | 2011-02-02 | 河南省电力公司周口供电公司 | Saw-tooth sickle for electrified operation of transmission line |
| CN204929767U (en) * | 2015-09-10 | 2016-01-06 | 国网浙江省电力公司丽水供电公司 | A kind of branch cutter sweep branch fixed mechanism |
| CN206791075U (en) * | 2017-03-23 | 2017-12-26 | 连江大农环保科技有限公司 | A kind of rotary and telescopic gardens branches and leaves sawing tool |
| CN207167134U (en) * | 2017-07-31 | 2018-04-03 | 国家电网公司 | Portable pole pruning saw |
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2019
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Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4193188A (en) * | 1978-09-29 | 1980-03-18 | Johnson Robert M | Flexible saw |
| CN2662623Y (en) * | 2003-07-11 | 2004-12-15 | 罗金连 | Clamp type band girdling device for fruit tree |
| CN201577333U (en) * | 2009-12-30 | 2010-09-15 | 马俊林 | Tree pruning saw |
| CN201733011U (en) * | 2010-08-13 | 2011-02-02 | 河南省电力公司周口供电公司 | Saw-tooth sickle for electrified operation of transmission line |
| CN204929767U (en) * | 2015-09-10 | 2016-01-06 | 国网浙江省电力公司丽水供电公司 | A kind of branch cutter sweep branch fixed mechanism |
| CN206791075U (en) * | 2017-03-23 | 2017-12-26 | 连江大农环保科技有限公司 | A kind of rotary and telescopic gardens branches and leaves sawing tool |
| CN207167134U (en) * | 2017-07-31 | 2018-04-03 | 国家电网公司 | Portable pole pruning saw |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113557868A (en) * | 2021-08-20 | 2021-10-29 | 凡坤山 | Pinching treatment device for top branches of fruit trees |
| CN113557868B (en) * | 2021-08-20 | 2022-12-06 | 奉节县增桂水果种植专业合作社 | Pinching treatment device for top branches of fruit trees |
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| Date | Code | Title | Description |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20191206 |
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| RJ01 | Rejection of invention patent application after publication |