CN210580144U

CN210580144U - Adjustable anti-falling pole pruning saw

Info

Publication number: CN210580144U
Application number: CN201921083418.8U
Authority: CN
Inventors: 徐楚龙
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-07-11
Filing date: 2019-07-11
Publication date: 2020-05-22
Anticipated expiration: 2029-07-11

Abstract

The utility model relates to an adjustable anti-falling pole saw, which is provided with an operating rod, a lower end of the operating rod is fixed with a handle, the middle part of the operating rod is provided with a telescopic sleeve, the upper end of the operating rod is fixed with a driving motor through a fixed plate, the output end of the driving motor is fixed with a rotating shaft, and the end part of the rotating shaft is fixed with a saw blade through a fixed assembly; the fixing component comprises a supporting plate, a pressing plate, a through hole and a split pin; the supporting plate is vertically fixed on the rotating shaft, one side of the supporting plate is positioned on the rotating shaft and is provided with a threaded section, the saw blade is sleeved on the threaded section, and the other side of the saw blade is fixed through a pressing plate thread; one side of the pressing plate is positioned on the rotating shaft and is vertically provided with a through hole, and a cotter pin is inserted in the through hole; the tail of the driving motor is in wired connection through a cable, the cable penetrates through the operating rod and then is connected with a power supply pack, and the power supply pack is arranged in the handle in an embedded mode. The adjustable anti-falling pole branch saw improves the installation stability of the saw blade, effectively prevents the falling phenomenon, and effectively adjusts the saw blade through the positioning needle; the use safety and the service life of the integral pole pruning saw can be greatly improved.

Description

Adjustable anti-falling pole pruning saw

Technical Field

The utility model belongs to the technical field of the technique of branches of tall trees saw and specifically relates to an adjustable anticreep branches of tall trees saw that falls.

Background

With the continuous development of society, the garden industry has been rapidly developed. In the garden construction process, nursing staff is usually required to regularly trim some plants. The currently used pruning tools are scissors and saws; when facing tall trees, pruning of branches is often performed with a high branch saw. The existing lopper saws used in the market often have the phenomenon of saw blade falling in the actual use process, but the reason is that the existing lopper saws can bear huge impact force in the trimming process, the trimming range of the existing lopper saws cannot be effectively adjusted, and the saw blades are usually directly installed for trimming; the phenomenon of burning out of the motor with overlarge current can also occur in the trimming process, and great trouble is brought to normal use of people.

In conclusion, the existing high branch saw has great defects in structure and design and cannot meet the actual use requirements of people.

Disclosure of Invention

The to-be-solved technical problem of the utility model is: in order to solve the problems in the prior art, the adjustable anti-falling pole pruning saw is simple in structure, capable of improving the installation stability of the saw blade and effectively preventing the falling phenomenon, and the saw blade is effectively adjusted through the positioning needle; the use safety and the service life of the integral pole pruning saw can be greatly improved, and the integral pole pruning saw is convenient to widely popularize and use.

The utility model provides a technical scheme that its technical problem adopted is: an adjustable anti-falling pole saw is provided with an operating rod, a handle is fixed at the lower end of the operating rod, a telescopic sleeve is arranged in the middle of the operating rod, a driving motor is fixed at the upper end of the operating rod through a fixing plate, a rotating shaft is fixed at the output end of the driving motor, and a saw blade is fixed at the end part of the rotating shaft through a fixing assembly; the fixing component comprises a supporting plate, a pressing plate, a through hole and a split pin; the supporting plate is vertically fixed on the rotating shaft, a threaded section is arranged on the rotating shaft at one side of the supporting plate, the saw blade is sleeved on the threaded section, and the other side of the saw blade is fixed through a pressing plate thread; one side of the pressing plate is positioned on the rotating shaft and is vertically provided with a through hole, and a cotter pin is inserted into the through hole; the tail of the driving motor is in wired connection through a cable, the cable penetrates through the operating rod and then is connected with the power supply pack, and the power supply pack is arranged in the handle in an embedded mode.

Further, in the above technical solution, a switch is further disposed outside the handle, and the switch is electrically connected to the cable; such a design may directly control the operation of the upper drive motor via a switch at the handle.

Further, in the above technical solution, the fixing plate has a plate-shaped structure with a plurality of bent portions; on one hand, the overall strength can be improved, and on the other hand, the stability of the driving motor on the fixing plate can be ensured.

Further, in the above technical solution, a positioning pin is vertically disposed on one side of the fixing plate opposite to the saw blade, and the positioning pin is connected to the fixing plate by a thread; the design can realize the adjustment of the trimming range by adjusting the positioning needle.

Further, in the above technical solution, an overcurrent protection switch is further disposed on the cable at the tail of the driving motor; the driving motor can be effectively protected.

In the above technical solution, the lower portion of the fixing plate is fixed to one side of the operation rod by a fastening bolt.

The utility model has the advantages that: the adjustable anti-falling pole pruning saw provided by the utility model has simple structure, can improve the installation stability of the saw blade, effectively prevents the falling phenomenon, and effectively adjusts the saw blade through the positioning needle; the use safety and the service life of the integral pole pruning saw can be greatly improved, and the integral pole pruning saw is convenient to widely popularize and use.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present application, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is an enlarged schematic view of the structure of FIG. 1;

fig. 3 is a schematic structural view of the fixing assembly of fig. 1.

The reference numbers in the drawings are: 1. the device comprises an operating rod, 2, a handle, 3, a telescopic sleeve, 4, a fixing plate, 5, a driving motor, 6, a rotating shaft, 7, a saw blade, 8, a supporting plate, 9, a pressing plate, 10, a through hole, 11, a split pin, 12, a thread section, 13, a cable, 14, a power supply set, 15, a switch, 16, a positioning pin, 17, an overcurrent protection switch, 18 and a fastening bolt.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to further explain the present invention in detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

In the application, the drive motor 5 and the power supply pack 14 qualified overcurrent protection switch 17 are directly purchased from the market according to specific models and then are installed and used in a matching way.

Referring to fig. 1, 2 and 3, an adjustable anti-falling pole pruning saw is provided with an operating rod 1, a handle 2 is fixed at the lower end of the operating rod 1, a telescopic sleeve 3 is arranged in the middle of the operating rod 1, a driving motor 5 is fixed at the upper end of the operating rod 1 through a fixing plate 4, a rotating shaft 6 is fixed at the output end of the driving motor 5, and a saw blade 7 is fixed at the end part of the rotating shaft 6 through a fixing component; the fixing component comprises a supporting plate 8, a pressing plate 9, a through hole 10 and a cotter pin 11; the supporting plate 8 is vertically fixed on the rotating shaft 6, a threaded section 12 is arranged on the rotating shaft 6 at one side of the supporting plate 8, the saw blade 7 is sleeved on the threaded section 12, and the other side of the saw blade 7 is fixed through a pressing plate 9 in a threaded manner; a through hole 10 is vertically formed in the rotating shaft 6 on one side of the pressing plate 9, and a cotter pin 11 is inserted into the through hole 10; the tail of the driving motor 5 is in wired connection through a cable 13, the cable 13 penetrates through the operating rod 1 and then is connected with a power pack 14, and the power pack 14 is arranged in the handle 2 in an embedded mode.

Wherein, the handle 2 outside still sets up switch 15, and switch 15 electrical connection cable 13. The fixing plate 4 has a plate-like structure with a plurality of bent portions. A positioning needle 16 is vertically arranged on one side of the fixing plate 4 opposite to the saw blade 7, and the positioning needle 16 is connected to the fixing plate 4 in a threaded mode. An overcurrent protection switch 17 is also arranged on the cable 13 at the tail part of the driving motor 5. The lower part of the fixed plate 4 is fixed to the operating lever 1 by a fastening bolt 18.

The use principle of the adjustable anti-falling pole pruning saw is as follows:

firstly, during the installation process of the saw blade 7, an operator can select the type of the saw blade 7, and then the saw blade 7 can be adjusted in the operation process by screwing and unscrewing the positioning needle 16 on the fixing plate 4, so that the effective protection in the cutting process is achieved; the specific installation and fixation mode of the saw blade 7 is that the saw blade is sleeved on the threaded section 12, then the saw blade 7 is tightly pressed and fixed by screwing the threads on the threaded section 12 through the pressing plate 9, a through hole 10 is further formed in the end part of the threaded section 12 for further preventing falling off, and a split pin 11 is inserted into the through hole 10 to prevent sliding off in the operation process.

The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides an adjustable anticreep branches of tall trees saw which characterized in that: the saw blade fixing device is provided with an operating rod, a handle is fixed at the lower end of the operating rod, a telescopic sleeve is arranged in the middle of the operating rod, a driving motor is fixed at the upper end of the operating rod through a fixing plate, a rotating shaft is fixed at the output end of the driving motor, and a saw blade is fixed at the end part of the rotating shaft through a fixing assembly; the fixing component comprises a supporting plate, a pressing plate, a through hole and a split pin; the supporting plate is vertically fixed on the rotating shaft, a threaded section is arranged on the rotating shaft at one side of the supporting plate, the saw blade is sleeved on the threaded section, and the other side of the saw blade is fixed through a pressing plate thread; one side of the pressing plate is positioned on the rotating shaft and is vertically provided with a through hole, and a cotter pin is inserted into the through hole; the tail of the driving motor is in wired connection through a cable, the cable penetrates through the operating rod and then is connected with the power supply pack, and the power supply pack is arranged in the handle in an embedded mode.

2. The adjustable anti-fall pole pruning saw according to claim 1, wherein: the handle outside still set up the switch, switch electric connection cable.

3. The adjustable anti-fall pole pruning saw according to claim 1, wherein: the fixing plate is of a plate-shaped structure with a plurality of bent positions.

4. An adjustable anti-fall pole saw according to claim 3, wherein: one side of the fixing plate, which is opposite to the saw blade, is vertically provided with a positioning needle, and the positioning needle is in threaded connection with the fixing plate.

5. The adjustable anti-fall pole pruning saw according to claim 1, wherein: and an overcurrent protection switch is also arranged on a cable at the tail part of the driving motor.

6. An adjustable anti-fall pole saw according to claim 3, wherein: the lower part of the fixed plate is fixedly arranged on one side of the operating rod through a fastening bolt.