Telescopic gardening trimmer

By designing a telescopic gardening pruning machine and automatic branch and leaf collection system, the operation difficulty and safety hazards of traditional tools during high altitude operation, as well as the problems of branches and leaves residues, achieving efficient and safe pruning and cleaning.

CN119384969APending Publication Date: 2025-02-07齐河县公用事业发展中心
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Patent Information

Application Number
CN202411850455.2
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2024-12-16
Publication Date
2025-02-07

AI Technical Summary

Technical Problem

Traditional horticulture and pruning tools are troublesome and have safety risks when operating at high altitudes. The pruned branches and leaves are likely to remain on the plants or in the surrounding environment, affecting plant growth and subsequent cleaning.

Method used

A telescopic horticulture trimmer is designed. Through the cooperation of the connecting pipe, sliding pipe and locking mechanism, the telescopic function of the electric trimmer is realized, making it convenient for high-level trimming; at the same time, a vacuum cleaner, vacuum tube, collection plate, conveyor and The coordination of the lever realizes automatic collection and absorption of branches and leaves, and avoids residues of branches and leaves.

Benefits of technology

It realizes efficient pruning without high altitude operations, improves operational safety, and simplifies subsequent cleaning and protects the plant growth environment by automatically collecting and absorbing branches and leaves.

✦ Generated by Eureka AI based on patent content.

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Abstract

The invention relates to the technical field of gardening pruning equipment, in particular to a telescopic gardening pruning machine. Comprising an electric trimmer, a rotating shaft is arranged on the electric trimmer, a rotating frame is rotationally arranged on the rotating shaft, a connecting pipe is connected to the rotating frame, and a sliding pipe is arranged in the connecting pipe in a sliding mode. Through cooperation of the connecting pipe, the sliding pipe and the locking mechanism, the sliding pipe can be pulled out of the connecting pipe, so that the total length of the connecting pipe and the sliding pipe is increased, an operator can conveniently prune plants at high positions, high-altitude operation is not needed, safety is high, and practicability is high. Through cooperation of a dust collector, a dust collection pipe, a collection plate, a conveyor and a shifting rod, the collection plate can be used for collecting the cut branches and leaves, and the dust collector is used for absorbing the branches and leaves on the collection plate, so that follow-up centralized cleaning can be facilitated, and meanwhile, a large number of pruned branches and leaves are prevented from remaining on plants or in the surrounding environment; and the normal growth of plants is prevented from being influenced by pruned branches and leaves.
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Description

Technical Field

[0001] The invention relates to the technical field of gardening pruning equipment, and in particular to a telescopic gardening pruning machine. Background Art

[0002] With the rapid development of social economy and the significant improvement of people's living standards, the construction and maintenance of home gardens have gradually become an indispensable part of modern life. Gardening activities can not only beautify the living environment, but also enhance people's awareness of physical and mental health. Among the many gardening activities, plant pruning is a vital task. It plays an important role in maintaining the healthy growth of plants, optimizing plant morphology, and promoting flowering and fruiting. Therefore, efficient gardening pruning tools have become the key to achieving the above goals.

[0003] However, traditional gardening pruning tools mainly rely on manual scissors or electric pruners of fixed length. Although these tools can meet daily basic pruning needs, they are unable to cope with the task of pruning high branches and leaves. The use of such tools for high-altitude operations usually requires the aid of auxiliary facilities such as ladders, which not only increases the difficulty of operation, but also poses a great safety hazard. More importantly, due to the lack of an effective branch and leaf management mechanism, the branches and leaves that fall after pruning often remain on the plants or in the surrounding environment, which poses a threat to the normal growth of the plants and also brings inconvenience to the subsequent cleaning work. Summary of the invention

[0004] In view of this, the present invention provides a telescopic gardening pruning machine, which can solve the problem that when using traditional gardening pruning tools to prune plants, it is necessary to use auxiliary facilities such as ladders to prune high branches and leaves at high altitudes, which is not only troublesome to operate, but also has certain safety hazards. In addition, the pruned branches and leaves are likely to remain on the plants or in the surrounding environment, which not only affects the normal growth of the plants, but also brings inconvenience to subsequent cleaning.

[0005] The technical implementation scheme of the present invention is: a telescopic gardening trimmer includes an electric trimmer, a rotating shaft is arranged on the electric trimmer, a rotating frame is rotatably arranged on the rotating shaft, a connecting pipe is connected to the rotating frame, a sliding pipe is slidably arranged in the connecting pipe, a locking mechanism is arranged on the connecting pipe, the locking mechanism is used to lock the sliding pipe in the connecting pipe, a power transmission mechanism for power supply is arranged on the electric trimmer, a vacuum cleaner is arranged on the power transmission mechanism, a connecting plate is connected to the electric trimmer, a vacuum cleaner is connected to the electric trimmer, one end of the vacuum cleaner is connected to the connecting plate, and the other end is connected to the vacuum cleaner. The feed port is connected, the electric pruning machine is connected with a collecting plate and a guide rod, the collecting plate is used for collecting the cut branches and leaves, a sliding frame is slidably arranged on the guide rod, a conveyor is installed in the sliding frame, a shifting rod is connected to the conveyor belt of the conveyor at intervals, the shifting rod is used for shifting the branches and leaves on the collecting plate to under one end of the dust suction pipe, and the vacuum cleaner is used for absorbing the branches and leaves on the collecting plate through the dust suction pipe, a motion sensor is connected to the connecting plate, the motion sensor is used for sensing the motion state of the electric pruning machine, and an adjusting mechanism is arranged on the electric pruning machine, and the adjusting mechanism is used for adjusting the position of the sliding frame on the guide rod.

[0006] Furthermore, the locking mechanism includes a connecting strip, a sliding frame, a spring and a rack. The connecting strip is symmetrically connected to the outer side of the sliding tube, the connecting strip is located on the inner side of the connecting tube, and teeth are spaced apart on the connecting strip. A sliding frame is slidingly provided on the outer side of one end of the connecting tube away from the rotating frame, a spring is connected between the sliding frame and the outer side of the connecting tube, and racks are symmetrically provided on the sliding frame, which are used to fit into the teeth to lock the sliding tube.

[0007] Furthermore, the power transmission mechanism includes a power storage device, a shoulder strap and a controller. The power storage device is electrically connected to the electric trimmer. The power storage device is used to power the electric trimmer. The shoulder strap is symmetrically connected to the power storage device. A controller is arranged on the side of the power storage device. The motion sensor is electrically connected to the controller.

[0008] Furthermore, the adjustment mechanism includes a servo motor and a screw rod. The electric trimmer is equipped with the servo motor. The output shaft of the servo motor is connected with the screw rod. The sliding frame is threadedly connected to the screw rod.

[0009] Furthermore, it also includes an anti-skid pad, and the outer sides of the connecting tube and the sliding tube are both covered with the anti-skid pad, and the anti-skid pad is used to increase the friction when holding by hand.

[0010] Furthermore, a shielding film is also included. The shielding film is connected between the side of the sliding frame and the connecting tube. The shielding film is used to prevent foreign matter from getting stuck between the sliding frame and the connecting tube.

[0011] Furthermore, a rotating mechanism is also included, which includes a reduction motor and a bevel gear. The reduction motor is arranged inside the rotating frame, and the output shaft of the reduction motor and the rotating shaft are both connected with a bevel gear, and the two bevel gears are meshed.

[0012] Furthermore, a bellows is included. The electric trimmer and the rotating frame are connected with the bellows. The bevel gear is located inside the bellows. The bellows is used to protect the bevel gear.

[0013] The present invention has the following advantages: 1. Through the cooperation of the connecting tube, the sliding tube and the locking mechanism, the sliding tube can be pulled out of the connecting tube, thereby increasing the total length of the connecting tube and the sliding tube, thereby facilitating the operator to prune plants at high places. Not only does it not require high-altitude operations, but it is also safer. Through the cooperation of the vacuum cleaner, the vacuum tube, the collecting plate, the conveyor and the lever, the cut branches and leaves can be collected by the collecting plate, and the branches and leaves on the collecting plate can be absorbed by the vacuum cleaner, which can facilitate subsequent centralized cleaning and prevent a large amount of pruned branches and leaves from remaining on the plants or in the surrounding environment, thereby avoiding the pruned branches and leaves from affecting the normal growth of the plants.

[0014] 2. The present invention provides a shielding film, which can be used to block foreign matter from entering between the sliding frame and the connecting tube, thereby preventing the foreign matter from being stuck between the sliding frame and the connecting tube and avoiding the foreign matter from affecting the movement of the sliding frame.

[0015] 3. The present invention provides a rotating mechanism, which can utilize a reduction motor to drive the rotating shaft to rotate through the transmission of a bevel gear, so as to adjust the direction of the electric trimmer, thereby facilitating the operator to adjust the direction of the electric trimmer. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the three-dimensional structure of the present invention.

[0017] Figure 2 It is a three-dimensional structural schematic diagram of the rotating frame, connecting pipe and sliding pipe of the present invention.

[0018] Figure 3 It is a three-dimensional structural schematic diagram of the connecting strip, the sliding frame and the spring of the present invention.

[0019] Figure 4 It is a three-dimensional structural schematic diagram of the tooth groove, the sliding frame and the rack of the present invention.

[0020] Figure 5 It is a schematic diagram of the three-dimensional structure of the power transmission mechanism of the present invention.

[0021] Figure 6 It is a schematic diagram of the three-dimensional structure of the adjustment mechanism of the present invention.

[0022] Figure 7 It is a schematic diagram of the three-dimensional structure of the sliding frame, the anti-slip pad and the shielding film of the present invention.

[0023] Figure 8It is a three-dimensional structural schematic diagram of the rotating shaft, reduction motor and bevel gear of the present invention.

[0024] Fig. 9 It is a three-dimensional structural schematic diagram of the rotating frame, bevel gear and bellows of the present invention.

[0025] In the above drawings: 1: electric trimmer, 2: rotating shaft, 3: rotating frame, 4: connecting tube, 5: sliding tube, 601: connecting strip, 602: tooth groove, 603: sliding frame, 604: spring, 605: rack, 701: power storage device, 702: shoulder strap, 703: controller, 8: vacuum cleaner, 9: connecting plate, 10: vacuum tube, 11: collecting plate, 12: guide rod, 13: sliding frame, 14: conveyor, 15: lever, 16: motion sensor, 1701: servo motor, 1702: screw rod, 18: anti-slip pad, 19: shielding film, 20: reduction motor, 21: bevel gear, 22: bellows. DETAILED DESCRIPTION

[0026] Reference to an embodiment herein means that a particular feature, structure, or characteristic described in conjunction with the embodiment may be included in at least one embodiment of the present invention. The appearance of the phrase in various locations in the specification does not necessarily refer to the same embodiment, nor is it an independent or alternative embodiment that is mutually exclusive with other embodiments. It is explicitly and implicitly understood by those skilled in the art that the embodiments described herein may be combined with other embodiments.

[0027] Embodiment: A telescopic gardening pruning machine, see Figure 1-Figure 6As shown, it includes an electric trimmer 1; it also includes a rotating shaft 2, a rotating frame 3, a connecting pipe 4, a sliding pipe 5, a dust collector 8, a connecting plate 9, a dust suction pipe 10, a collecting plate 11, a guide rod 12, a sliding frame 13, a conveyor 14, a lever 15, a motion sensor 16, a locking mechanism, a power transmission mechanism and an adjusting mechanism; a rotating shaft 2 is arranged on the right side of the electric trimmer 1; a rotating frame 3 is rotatably arranged on the rotating shaft 2; a connecting pipe 4 is connected to the right side of the rotating frame 3; a sliding pipe 5 is slidably arranged on the inner side of the connecting pipe 4; a locking mechanism is arranged on the connecting pipe 4, and the locking mechanism is used to lock the sliding pipe 5 in the connecting pipe 4; a power transmission mechanism for power supply is arranged on the electric trimmer 1; a dust collector 8 is arranged on the power transmission mechanism; a connecting plate 9 is connected to the electric trimmer 1; a dust suction pipe 10 is connected to the upper side of the electric trimmer 1, one end of the dust suction pipe 10 is connected to the connecting plate 9, and the other end is connected to the dust collector. 8 is connected; the electric trimmer 1 is connected with a collecting plate 11, and the collecting plate 11 is used to collect the branches and leaves cut by the electric trimmer 1; the electric trimmer 1 is also connected with a guide rod 12; a sliding frame 13 is slidably arranged on the guide rod 12, and the sliding frame 13 is located just above the collecting plate 11, and the bottom of the sliding frame 13 is in contact with the top of the collecting plate 11; a conveyor 14 is installed in the sliding frame 13; the conveyor belt of the conveyor 14 is connected with levers 15 at intervals, and the lever 15 is used to move the branches and leaves on the collecting plate 11 to below one end of the dust suction pipe 10, and the vacuum cleaner 8 is used to absorb the branches and leaves on the collecting plate 11 through the dust suction pipe 10; a motion sensor 16 is connected to the right side of the connecting plate 9, and the motion sensor 16 is used to sense the motion state of the electric trimmer 1; an adjusting mechanism is provided on the electric trimmer 1, and the adjusting mechanism is used to adjust the position of the sliding frame 13 on the guide rod 12.

[0028] See also Figure 3 and Figure 4 As shown, the locking mechanism includes a connecting strip 601, a sliding frame 603, a spring 604 and a rack 605; the outer side of the sliding tube 5 is symmetrically connected to the connecting strips 601 front and back, and the two connecting strips 601 are both located on the inner side of the connecting tube 4; tooth grooves 602 are spaced apart at the bottom of the connecting strip 601; a sliding frame 603 is slidably arranged on the right part of the outer side of the connecting tube 4; a spring 604 is connected between the inner side of the sliding frame 603 and the outer side of the connecting tube 4; a rack 605 is symmetrically arranged front and back at the lower part of the sliding frame 603, and the sliding tube 5 can be locked by snapping the rack 605 into the tooth groove 602.

[0029] See also Figure 5As shown, the power transmission mechanism includes a power storage device 701, a shoulder strap 702 and a controller 703; the power storage device 701 is located at the right front of the electric trimmer 1, the electric trimmer 1, the vacuum cleaner 8, the conveyor 14 and the motion sensor 16 are all electrically connected to the electric trimmer 1, and the power storage device 701 is used to supply power to the electric trimmer 1, the vacuum cleaner 8, the conveyor 14 and the motion sensor 16; the shoulder strap 702 is symmetrically connected to the left and right sides of the front side of the power storage device 701; the controller 703 is arranged on the lower right side of the power storage device 701, and the motion sensor 16 is electrically connected to the controller 703.

[0030] See also Figure 6 As shown, the adjustment mechanism includes a servo motor 1701 and a screw rod 1702; the servo motor 1701 is installed on the electric trimmer 1, the servo motor 1701 is electrically connected to the electric trimmer 1, and the servo motor 1701 is electrically connected to the controller 703; the screw rod 1702 is connected to the output shaft of the servo motor 1701, and the sliding frame 13 is threadedly connected to the screw rod 1702. The screw rod 1702 is driven to rotate by the servo motor 1701, and the screw rod 1702 can drive the sliding frame 13 to move, so as to adjust the position of the sliding frame 13 on the guide rod 12.

[0031] When in use, the operator fixes the shoulder strap 702 on the shoulder to carry the power storage device 701 on the shoulder, and then holds the connecting tube 4 to move. When the operator comes to the garden, he starts the electric trimmer 1, the vacuum cleaner 8, the conveyor 14 and the motion sensor 16, so that the conveyor 14 drives the lever 15 on the conveyor belt to move, and then the operator holds the connecting tube 4 to drive the electric trimmer 1 to move, so that the electric trimmer 1 trims the plants. After the electric trimmer 1 trims the plants, the cut branches and leaves will fall on the collection plate 11 for collection. When the lever 15 contacts the branches and leaves on the collection plate 11, the lever 15 will move the branches and leaves on the collection plate 11 close to the vacuum tube 10. One end is toggled so that the dust suction tube 10 can suck the branches and leaves on the collection plate 11 into the dust collector 8 for collection. In this way, the cut branches and leaves on the plants can be collected and processed; when the operator holds the connecting tube 4 to drive the electric trimmer 1 to move: if the operator holds the connecting tube 4 to drive the electric trimmer 1 to swing from front to back, the motion sensor 16 will sense that the motion state of the electric trimmer 1 has changed, and the motion sensor 16 sends a signal. After receiving the signal, the controller 703 will control the servo motor 1701 to drive the screw rod 1702 to rotate, so that the screw rod 1702 drives the sliding frame 13 to move forward on the guide rod 12, so that the sliding frame 13 and the front side of the top of the collection plate 11 are aligned. The rear side of the top of the collecting plate 11 is used to collect the cut branches and leaves from the plants. At the same time, the controller 703 controls the conveyor 14 to drive the lever 15 on the conveyor belt to move in the opposite direction, so that the lever 15 can move the branches and leaves on the top of the collecting plate 11 to one end close to the dust suction pipe 10; if the operator holds the connecting pipe 4 and drives the electric trimmer 1 to swing from the back to the front, the motion sensor 16 will sense that the motion state of the electric trimmer 1 has changed, and the motion sensor 16 sends a signal. After receiving the signal, the controller 703 controls the servo motor 1701 to drive the screw rod 1702 to reverse and reset, so that the screw rod 1702 drives the sliding frame 13 to move backward and reset on the guide rod 12. So that the sliding frame 13 contacts the rear side of the top of the collecting plate 11, and the front side of the top of the collecting plate 11 is used to collect the cut branches and leaves from the plants. At the same time, the controller 703 controls the conveyor 14 to drive the lever 15 on the conveyor belt to move, so that the lever 15 can move the branches and leaves on the top of the collecting plate 11 to one end close to the dust suction pipe 10; in this way, no matter whether the operator holds the connecting pipe 4 to drive the electric trimmer 1 to swing forward or backward, the top of the collecting plate 11 can be used to collect the cut branches and leaves, and at the same time, the lever 15 is used to move the branches and leaves on the top of the collecting plate 11 to one end close to the dust suction pipe 10, so that the dust suction pipe 10 and the vacuum cleaner 8 can collect the branches and leaves on the top of the collecting plate 11;When the operator needs to trim plants at a high place, the sliding frame 603 can be pressed to move downward, and the spring 604 is compressed, so that the sliding frame 603 drives the rack 605 to move downward, so that the rack 605 leaves the tooth groove 602 of the connecting strip 601, so that the rack 605 releases the lock of the connecting strip 601 and the sliding tube 5, and then the sliding tube 5 is pulled to the right to extend, so that the total length of the connecting tube 4 and the sliding tube 5 is increased, and then the sliding frame 603 is released, and the spring 604 returns to its original state, and the spring 604 drives the rack 605 to move upward and reset, so that the rack 605 is re-engaged in the tooth groove 602 of the connecting strip 601, so that the rack 605 re-locks the connecting strip 601 and the sliding tube 5, and then the electric trimmer 1 is twisted and rotated according to needs to adjust the direction angle of the electric trimmer 1. After adjustment, the electric trimmer 1 is released. The electric trimmer 1 is then held by the connecting tube 4 to operate the electric trimmer 1 to trim the plants at a high place; after the plants at a high place are trimmed, the electric trimmer 1 is twisted to rotate in the opposite direction to reset, and then the sliding frame 603 is pressed down again to make the rack 605 unlock the connecting strip 601 and the sliding tube 5 again, and then the sliding tube 5 is pushed to the left to retract, so that the total length of the connecting tube 4 and the sliding tube 5 is reduced, and then the sliding frame 603 is released again, so that the rack 605 re-locks the connecting strip 601 and the sliding tube 5, and then when all the gardening plants are trimmed, the electric trimmer 1, the vacuum cleaner 8, the conveyor 14 and the motion sensor 16 are turned off, and then leave the garden, and then put down the connecting tube 4, and put down the shoulder belt 702 and the power storage device 701 from the shoulder, and finally clean up the branches and leaves in the vacuum cleaner 8. ;

[0032] See also Figure 7 As shown, an anti-skid pad 18 is also included; two anti-skid pads 18 are arranged on the outer side of the connecting tube 4, and an anti-skid pad 18 is also arranged on the outer right part of the sliding tube 5, and the anti-skid pad 18 is used to increase the friction when holding by hand.

[0033] By providing the anti-skid pad 18, when the operator holds the connecting tube 4 or the sliding tube 5, the operator can hold the anti-skid pad 18 on the connecting tube 4 or the sliding tube 5, thereby increasing the friction when holding the hand, thereby preventing the hand from slipping.

[0034] See also Figure 7 As shown, a shielding film 19 is also included; the shielding film 19 is connected between the left and right sides of the sliding frame 603 and the outer side of the connecting tube 4, and the shielding film 19 is used to prevent foreign matter from getting stuck between the sliding frame 603 and the connecting tube 4.

[0035] By providing the shielding film 19 , the shielding film 19 can be used to block foreign objects from entering between the sliding frame 603 and the connecting tube 4 , thereby preventing foreign objects from being stuck between the sliding frame 603 and the connecting tube 4 and preventing foreign objects from affecting the movement of the sliding frame 603 .

[0036] See also Figure 8 As shown, a rotating mechanism is also included, and the rotating mechanism includes a reduction motor 20 and a bevel gear 21; a reduction motor 20 is arranged on the inner side of the rotating frame 3, and the reduction motor 20 is electrically connected to the power storage device 701; the output shaft of the reduction motor 20 and the rear end of the rotating shaft 2 are both connected with a bevel gear 21, and the two bevel gears 21 are meshed, and the bevel gear 21 is driven to rotate by the reduction motor 20, and the rotating shaft 2 can be driven to rotate by the transmission of the bevel gear 21.

[0037] When the operator needs to twist the electric trimmer 1 to rotate so as to adjust the direction of the electric trimmer 1, the reduction motor 20 can be controlled to rotate the transmission drive shaft 2 through the bevel gear 21, thereby driving the electric trimmer 1 to rotate, thereby adjusting the direction of the electric trimmer 1. In this way, the operator can conveniently adjust the direction of the electric trimmer 1.

[0038] See also Fig. 9 As shown, a bellows 22 is also included; the bellows 22 is connected between the right side of the electric trimmer 1 and the left side of the rotating frame 3, and the bevel gear 21 is located on the inner side of the bellows 22, and the bellows 22 is used to protect the bevel gear 21.

[0039] By providing the bellows 22 , the bevel gear 21 can be shielded by the bellows 22 to prevent foreign matter from getting stuck on the bevel gear 21 and affecting the rotation of the bevel gear 21 , thereby protecting the bevel gear 21 .

[0040] The above description is only a specific implementation mode of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can easily think of changes or substitutions within the technical scope disclosed by the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A telescopic gardening trimmer, comprising an electric trimmer (1), characterized in that: The electric trimmer (1) is provided with a rotating shaft (2), a rotating frame (3) is rotatably provided on the rotating shaft (2), a connecting pipe (4) is connected to the rotating frame (3), a sliding pipe (5) is slidably provided in the connecting pipe (4), a locking mechanism is provided on the connecting pipe (4), and the locking mechanism is used to lock the sliding pipe (5) in the connecting pipe (4), a power transmission mechanism for power supply is provided on the electric trimmer (1), a dust collector (8) is provided on the power transmission mechanism, a connecting plate (9) is connected to the electric trimmer (1), a dust suction pipe (10) is connected to the electric trimmer (1), one end of the dust suction pipe (10) is connected to the connecting plate (9), and the other end is connected to the feed port of the dust collector (8), and a collecting plate (11) and a guide rod are connected to the electric trimmer (1). (12), the collecting plate (11) is used to collect the cut branches and leaves, a sliding frame (13) is slidably arranged on the guide rod (12), a conveyor (14) is installed in the sliding frame (13), a shifting rod (15) is connected to the conveyor belt of the conveyor (14) at intervals, the shifting rod (15) is used to shift the branches and leaves on the collecting plate (11) to the bottom of one end of the dust suction pipe (10), and the dust collector (8) is used to absorb the branches and leaves on the collecting plate (11) through the dust suction pipe (10), a motion sensor (16) is connected to the connecting plate (9), the motion sensor (16) is used to sense the motion state of the electric trimmer (1), and an adjustment mechanism is arranged on the electric trimmer (1), and the adjustment mechanism is used to adjust the position of the sliding frame (13) on the guide rod (12).

2. A telescopic gardening trimmer according to claim 1, characterized in that: The locking mechanism comprises a connecting strip (601), a sliding frame (603), a spring (604) and a rack (605); the connecting strip (601) is symmetrically connected to the outer side of the sliding tube (5); the connecting strip (601) is located on the inner side of the connecting tube (4); tooth grooves (602) are arranged at intervals on the connecting strip (601); a sliding frame (603) is slidably arranged on the outer side of one end of the connecting tube (4) away from the rotating frame (3); a spring (604) is connected between the sliding frame (603) and the outer side of the connecting tube (4); and racks (605) are symmetrically arranged on the sliding frame (603); the racks (605) are used to be inserted into the tooth grooves (602) to lock the sliding tube (5).

3. A telescopic gardening trimmer according to claim 2, characterized in that: The power transmission mechanism comprises a power storage device (701), a shoulder belt (702) and a controller (703); the power storage device (701) is electrically connected to the electric trimmer (1); the power storage device (701) is used to supply power to the electric trimmer (1); the shoulder belt (702) is symmetrically connected to the power storage device (701); the controller (703) is arranged on the side of the power storage device (701); and the motion sensor (16) is electrically connected to the controller (703).

4. A telescopic gardening trimmer according to claim 3, characterized in that: The adjusting mechanism comprises a servo motor (1701) and a screw rod (1702). The electric trimmer (1) is equipped with the servo motor (1701), the output shaft of the servo motor (1701) is connected with the screw rod (1702), and the sliding frame (13) is threadedly connected with the screw rod (1702).

5. A telescopic gardening trimmer according to claim 4, characterized in that: It also includes an anti-skid pad (18). The outer sides of the connecting tube (4) and the sliding tube (5) are both sleeved with the anti-skid pad (18). The anti-skid pad (18) is used to increase the friction force when holding by hand.

6. A telescopic gardening trimmer according to claim 5, characterized in that: It also includes a shielding film (19), which is connected between the side of the sliding frame (603) and the connecting tube (4), and the shielding film (19) is used to prevent foreign matter from getting stuck between the sliding frame (603) and the connecting tube (4).

7. A telescopic garden trimmer according to claim 6, characterized in that: The invention also comprises a rotating mechanism, which comprises a reduction motor (20) and a bevel gear (21). The reduction motor (20) is arranged inside the rotating frame (3). The output shaft of the reduction motor (20) and the rotating shaft (2) are both connected with the bevel gear (21), and the two bevel gears (21) are meshed.

8. A telescopic garden trimmer according to claim 7, characterized in that: The invention also comprises a bellows (22), wherein the bellows (22) is connected between the electric trimmer (1) and the rotating frame (3), the bevel gear (21) is located inside the bellows (22), and the bellows (22) is used to protect the bevel gear (21).