CN210695078U - Branches of tall trees saw - Google Patents
Branches of tall trees saw Download PDFInfo
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- CN210695078U CN210695078U CN201921421034.2U CN201921421034U CN210695078U CN 210695078 U CN210695078 U CN 210695078U CN 201921421034 U CN201921421034 U CN 201921421034U CN 210695078 U CN210695078 U CN 210695078U
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- sleeve
- handle
- saw
- outer cover
- inner sleeve
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Abstract
The utility model provides a pole pruning saw, including the handle and be located the terminal annular saw bit of handle, still include the dustcoat that is located the outside of annular saw bit and sets up around annular saw bit, be equipped with the clearance that supplies the sawdust to flow between dustcoat and the annular saw bit, be equipped with on the dustcoat and be used for making part the annular saw bit expose in order to treat the bayonet socket of saw branch contact, the both sides of bayonet socket still are equipped with the centre gripping arm that is used for the centre gripping to treat the saw branch; the outer side of the outer cover is further annularly provided with a mesh enclosure used for collecting sawdust, and a channel for sawdust to flow is arranged between the outer cover and the mesh enclosure. The utility model provides a high branch saw fly upward problem at operation in-process sawdust, optimized the operation environment, effectively reduced the reaction force of high altitude saw operation in-process saw blade to the human body.
Description
[ technical field ] A method for producing a semiconductor device
The utility model belongs to a forestry and gardens maintenance equipment technical field, concretely relates to branches of tall trees saw.
[ background of the invention ]
A high branch saw is a high branch pruning saw and is one of garden machines commonly used for pruning trees in landscaping. However, the high-branch saw in the prior art has a lot of problems in the using process, which are specifically shown in the following aspects: firstly, sawdust is generated during operation, and easily floats in the air and even falls into eyes of operators, so that the operation is affected; and secondly, in the operation process, the operator needs to overcome the larger reaction force in the operation process of the saw blade.
Therefore, there is a need to develop a new lopper saw and a new branch sawing method to solve the above technical problems.
[ Utility model ] content
The utility model aims to provide a pole pruning saw for solving the defects of the prior art.
The utility model aims at realizing through the following technical scheme:
a pole pruning saw comprises a handle, an annular saw blade and an outer cover, wherein the annular saw blade is positioned at one tail end of the handle, the outer cover is positioned on the outer side of the annular saw blade and arranged around the annular saw blade, a gap for sawdust to flow is formed between the outer cover and the annular saw blade, a bayonet used for exposing part of the annular saw blade to be in contact with branches to be sawn is arranged on the outer cover, and clamping arms used for clamping the branches to be sawn are further arranged on two sides of the bayonet; the outer side of the outer cover is further annularly provided with a mesh enclosure used for collecting sawdust, and a channel for sawdust to flow is arranged between the outer cover and the mesh enclosure.
Preferably, the saw blade device further comprises a motor, an output shaft connected with the annular saw blade is arranged on the motor, and a through hole for the output shaft to pass through is formed in the outer cover.
Preferably, a position adjusting piece is arranged between the outer cover and the handle, and the position adjusting piece can be adjusted to enable the outer cover to rotate around the circle center of the annular saw blade so as to adjust the relative position between the bayonet and the annular saw blade.
Preferably, the position adjusting part comprises an outer sleeve and an inner sleeve, the outer sleeve and the inner sleeve are coaxially arranged with the annular saw blade, the inner sleeve is matched with the inner diameter of the outer sleeve, the outer sleeve and the inner sleeve are both provided with a connecting end and a fixed end, the connecting end of the inner sleeve is arranged on the inner side of the connecting end of the outer sleeve, the fixed end of one sleeve of the outer sleeve and the inner sleeve is fixedly connected with the side face of the outer cover, and the fixed end of the other corresponding sleeve is fixedly connected with the tail end of the handle; and a locking piece for locking the relative position of the outer sleeve and the inner sleeve is arranged between the outer sleeve and the inner sleeve.
Preferably, the fixed end of outer sleeve connect in the side of dustcoat, the link of outer sleeve is located the outside of the link of inner sleeve, the fixed end fixed connection of inner sleeve in the end of handle.
Preferably, the fixed end of outer sleeve connect in the end of handle, the link of outer sleeve is located the outside of the link of inner sleeve, the fixed end fixed connection of inner sleeve in the side of dustcoat.
Preferably, a storage battery is arranged inside the handle, and a cable is arranged between the storage battery and the motor.
Preferably, the storage battery is a lithium battery.
Preferably, the top of handle includes arc portion, motor, annular saw bit the dustcoat with the screen panel is located the end of arc portion, works as when bayonet socket direction is adjusted to be downwards, the bayonet socket with the handle is located collinear.
Preferably, the bottom of the handle is a cylinder.
The utility model can collect sawdust during operation by arranging the outer cover and the mesh enclosure, solves the problem that sawdust flies during operation of the high branch saw, and optimizes the operation environment; through setting up bayonet socket and centre gripping arm, can treat the saw branch and carry out the centre gripping, effectively reduced the reaction force of saw blade to the human body in high altitude saw operation process.
[ description of the drawings ]
Fig. 1 is a schematic structural view of a pole pruning saw according to a preferred embodiment of the present invention;
fig. 2 is a schematic structural view of a pole pruning saw according to another preferred embodiment of the present invention;
FIG. 3 is a schematic view of the structure of the quick locking device;
fig. 4 is a schematic structural view of a plane of a lopper saw according to a preferred embodiment of the present invention;
FIG. 5 is a view showing a structure with a downward bayonet;
FIG. 6 is a structural diagram of a bayonet with a left side;
fig. 7 is a schematic view of a bayonet-up configuration.
[ detailed description ] embodiments
The present invention will be further described with reference to the accompanying drawings and embodiments.
The utility model provides a pole pruning saw, as shown in fig. 1-7, including handle 1 and the annular saw bit 2 that is located a terminal of handle 1, still include the dustcoat 3 that is located the outside of annular saw bit 2 and sets up around annular saw bit, be equipped with the clearance that supplies the sawdust to flow between dustcoat 3 and the annular saw bit 2, be equipped with on the dustcoat 3 and be used for making partial annular saw bit 2 expose in order to wait to saw the bayonet 4 of branch contact, the both sides of bayonet 4 still are equipped with the centre gripping arm 13 that is used for centre gripping to wait to saw the branch; the outer side of the outer cover 3 is also provided with a mesh enclosure 5 for collecting sawdust in a surrounding manner, and a channel for sawdust to flow is arranged between the outer cover 3 and the mesh enclosure 5.
When the high branch saw works, branches to be sawed can be placed into the bayonet 4 and then work is carried out, certain acting force is exerted on the branches to be sawed by the bayonet and the clamping arm, the reaction force of a saw blade on a human body in the working process can be reduced, simultaneously, generated saw dust can enter the outer cover 3 from a gap between the outer cover 3 and the annular saw blade 2 under the driving action of the electric saw and the centrifugal force, and then is collected in the mesh cover 5 from a channel between the outer cover 3 and the mesh cover 5, so that the saw dust is prevented from flying;
in addition, in the operation process of sawing larger branches, the branches are easy to tear in the falling process, secondary injury to trees is caused, and the wounds of the trees are enlarged. Therefore, preferably, a position adjusting piece is arranged between the outer cover and the handle, and the position adjusting piece can be adjusted, so that the outer cover can rotate around the circle center of the annular saw blade to adjust the relative position between the bayonet and the annular saw blade. When a larger branch, such as a branch with the diameter of more than or equal to 5cm, is sawn, the direction of the bayonet is adjusted upwards through the connecting piece, the sawing is performed from the lower part of the branch until a lower saw cut with a certain depth is formed, then the direction of the bayonet is adjusted downwards, the sawing is performed from the upper part of the branch until the upper saw cut is communicated with the lower saw cut as shown in fig. 5, the branch naturally drops, the problem that the bark of the larger branch is torn when the larger branch falls off during sawing is solved, and the larger wound of the tree body is avoided. When needed, the bayonet direction can be adjusted to be in a horizontal direction, and as shown in fig. 6, the branch is sawn from the side of the branch, so that the use is convenient.
Preferably, the handle is provided with a motor 8, the motor 8 is provided with an output shaft 9 connected with the annular saw blade 2, the outer cover 3 is provided with a through hole for the output shaft 9 to pass through, and the motor is arranged to realize the electric driving of the annular saw blade.
Preferably, as shown in fig. 1-2, the position adjusting member between the housing 3 and the handle 1 may adopt the following structure: the position adjusting piece comprises an outer sleeve 14 and an inner sleeve 17, wherein the outer sleeve 14 and the inner sleeve 17 are coaxially arranged with the annular saw blade 2, the inner diameter of the outer sleeve is matched with that of the outer sleeve, the outer sleeve 14 and the inner sleeve 17 are both provided with a connecting end and a fixed end, the connecting end of the inner sleeve is arranged on the inner side of the connecting end of the outer sleeve, the fixed end of one sleeve of the outer sleeve and the inner sleeve is fixedly connected with the side surface of the outer cover, and the fixed end of the; a locking piece for locking the relative position of the outer sleeve and the inner sleeve is arranged between the outer sleeve and the inner sleeve. The outer sleeve can be fixedly connected with the outer cover or fixedly connected with the handle, the corresponding inner sleeve is fixedly connected with the handle or the outer cover, and the two structures can drive the outer cover to rotate around the tail end of the handle so as to adjust the direction of the bayonet. As shown in fig. 1, the left end (i.e., the outer sleeve fixing end) of the outer sleeve 14 is fixedly connected to the side surface of the outer cover 3, the right end (i.e., the outer sleeve connecting end) is sleeved on the left end (i.e., the inner sleeve connecting end) of the inner sleeve 17, and the right end (i.e., the inner sleeve fixing end) of the inner sleeve 17 is fixedly connected to the end of the handle 1. As shown in fig. 2, the top of the handle is provided with two connecting ends respectively located at the left and right sides of the outer cover, the motor is fixedly connected to the connecting end at the right side, the two sides of the outer cover are fixedly connected with the inner sleeves 17, two outer sleeves 14 are correspondingly arranged, the inner sleeves at the right side are sleeved on the output shaft between the outer cover and the motor, the output shaft can be protected to a certain extent, and the fixed ends of the two outer sleeves 14 are respectively connected with the two connecting ends of the handle 1. Compared with the structure shown in figure 1, the two connecting tail ends are arranged at the top of the handle, so that supporting force can be applied to the outer cover and the motor from two sides, and the whole structure of the pole pruning saw is more stable.
When the annular saw blade normally works, the outer sleeve 14 and the inner sleeve 17 are fixed by the locking piece, so that the outer cover 3 and the bayonet are fixed to a required position, the outer cover is prevented from moving when the annular saw blade rotates, when the direction of the bayonet is required to be adjusted, the locking piece is adjusted, the outer sleeve rotates to the required position around the inner sleeve, then the outer sleeve 14 and the inner sleeve 17 are fixed by the locking piece, and the annular saw blade can continue to work. The locking piece can adopt a hoop, a quick locking device and the like; the outer and inner sleeves may also be threaded as shown in figure 1. The quick locking device is shown in fig. 3, 4 locking holes 23 are uniformly formed in the inner sleeve 17, a locking pin 20 is arranged on the outer sleeve 14, the locking pin 20 is provided with a locking tongue 21 and a return spring 22, when the outer sleeve 14 and the inner sleeve 17 are required to be fixed, the locking tongue is matched with the locking holes, when the bayonet direction needs to be adjusted, the locking tongue 21 is pulled out of the locking hole 23, the outer sleeve 14 drives the outer cover 3 and the bayonet to rotate, when the locking tongue 21 corresponds to the locking hole 23 in the same direction as the bayonet, the locking tongue is loosened, and under the action of the return spring 22, the locking tongue is pressed into the locking hole by the spring, and one-time bayonet direction conversion is.
Preferably, the handle 1 has an arc portion 10 at the end thereof, the motor 8, the circular saw blade 2, the housing 3, and the mesh enclosure 5 are located at the end of the arc portion 10, and when the direction of the bayonet is adjusted downward, the bayonet and the handle are located on the same straight line. Through setting up arc portion, both can make things convenient for the branch card to go into the bayonet socket, bayonet socket and handle are on a straight line simultaneously, and when the handheld handle of operation personnel exerted oneself downwards, bayonet socket and two atress of handle have alleviateed operation personnel's dynamics on same straight line like this, and the branch is sawed more easily.
Preferably, the handle 1 is internally provided with a storage battery 11, a cable 12 is arranged between the storage battery 11 and the motor 8, and the storage battery 11 is arranged to provide an internal power supply, so that an external power supply is not required to be connected, and the handle is convenient to use. The storage battery 11 preferably adopts a portable lithium battery, so that the weight of the high branch saw can be reduced, and the pressure of operators can be reduced. Of course, the battery may also be provided outside the handle 1.
It can be known from the above embodiments that, in order to facilitate the arrangement of the motor, the annular saw blade, the outer cover and the position adjusting member, the handle can adopt various forms, as shown in fig. 2, the bottom of the handle is a cylinder, which is convenient for holding, two arc-shaped parts are arranged at the upper end of the cylinder, which are respectively positioned at the left side and the right side of the outer cover, the tail end of the arc-shaped part at one side can be provided with the position adjusting member, and the tail end of the arc-shaped part at the other side can; as shown in fig. 1, the handle is a cylinder and is positioned below the motor; compared with the structure shown in fig. 1, the handle structure shown in fig. 2 can give supporting force to the outer cover and the motor from two sides, so that the whole structure of the pole pruning saw is more stable.
The above embodiments of the present invention are only described, and it should be noted that, for those skilled in the art, modifications can be made without departing from the inventive concept, but these all fall into the protection scope of the present invention.
Claims (10)
1. A pole pruning saw comprises a handle and an annular saw blade positioned at one tail end of the handle, and is characterized by further comprising an outer cover positioned at the outer side of the annular saw blade and arranged around the annular saw blade, wherein a gap for sawdust to flow is formed between the outer cover and the annular saw blade, a bayonet used for exposing part of the annular saw blade to be in contact with branches to be sawn is arranged on the outer cover, and clamping arms used for clamping the branches to be sawn are further arranged on two sides of the bayonet; the outer side of the outer cover is further annularly provided with a mesh enclosure used for collecting sawdust, and a channel for sawdust to flow is arranged between the outer cover and the mesh enclosure.
2. The pole saw of claim 1,
the saw blade cutting machine further comprises a motor, an output shaft connected with the annular saw blade is arranged on the motor, and a through hole for the output shaft to penetrate through is formed in the outer cover.
3. A pole saw as claimed in any one of claims 1 to 2,
a position adjusting piece is arranged between the outer cover and the handle, and the position adjusting piece can be adjusted to enable the outer cover to rotate around the circle center of the annular saw blade so as to adjust the relative position between the bayonet and the annular saw blade.
4. A pole saw as claimed in claim 3,
the position adjusting piece comprises an outer sleeve and an inner sleeve, the outer sleeve and the inner sleeve are coaxially arranged with the annular saw blade, the inner sleeve is matched with the inner diameter of the outer sleeve, the outer sleeve and the inner sleeve are both provided with a connecting end and a fixed end, the connecting end of the inner sleeve is arranged on the inner side of the connecting end of the outer sleeve, the fixed end of one sleeve of the outer sleeve and the inner sleeve is fixedly connected with the side face of the outer cover, and the fixed end of the other corresponding sleeve is fixedly connected with the tail end of the handle; and a locking piece for locking the relative position of the outer sleeve and the inner sleeve is arranged between the outer sleeve and the inner sleeve.
5. A pole saw as claimed in claim 4,
the stiff end of outer sleeve connect in the side of dustcoat, the link of outer sleeve is located the outside of the link of inner sleeve, the stiff end fixed connection of inner sleeve in the end of handle.
6. A pole saw as claimed in claim 4,
the stiff end of outer sleeve connect in the end of handle, the link of outer sleeve is located the outside of the link of inner sleeve, the stiff end fixed connection of inner sleeve in the side of dustcoat.
7. A pole saw as claimed in claim 2,
the inside of handle is equipped with the battery, the battery with be equipped with the cable between the motor.
8. The pole saw of claim 7,
the storage battery is a lithium battery.
9. A pole saw as claimed in claim 2,
the top of handle includes arc portion, motor, annular saw bit the dustcoat with the screen panel is located the end of arc portion works as when bayonet socket direction is adjusted to be downwards, the bayonet socket with the handle is located same straight line.
10. The pole saw of claim 9,
the bottom of the handle is a cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921421034.2U CN210695078U (en) | 2019-08-29 | 2019-08-29 | Branches of tall trees saw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921421034.2U CN210695078U (en) | 2019-08-29 | 2019-08-29 | Branches of tall trees saw |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210695078U true CN210695078U (en) | 2020-06-09 |
Family
ID=70939318
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921421034.2U Active CN210695078U (en) | 2019-08-29 | 2019-08-29 | Branches of tall trees saw |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210695078U (en) |
-
2019
- 2019-08-29 CN CN201921421034.2U patent/CN210695078U/en active Active
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