CN214708929U

CN214708929U - Intelligent hedge trimmer

Info

Publication number: CN214708929U
Application number: CN202120326793.1U
Authority: CN
Inventors: 郭栋梁
Original assignee: Chongqing Huijin Electromechanical Equipment Co ltd
Current assignee: Chongqing Huijin Electromechanical Equipment Co ltd
Priority date: 2021-02-04
Filing date: 2021-02-04
Publication date: 2021-11-16
Anticipated expiration: 2031-02-04

Abstract

The utility model discloses an intelligence hedge trimmer, whole small, light in weight, transmission efficiency is high, include main handle, deputy handle, cutting mechanism, drive assembly and be used for driving the driver of cutting mechanism operation, the driver is the no iron core motor of permanent magnetism, and one side of main handle is equipped with and is used for doing the chargeable call of driver power supply.

Description

Intelligent hedge trimmer

Technical Field

The utility model relates to an intelligence hedge trimmer technical field especially relates to an intelligence hedge trimmer.

Background

The hedge trimmer belongs to a special tool for landscaping, is used for trimming branches, shrubs and the like, and has convenient operation and high efficiency. Generally, the pruning machine comprises a motor, a power mechanism, a main handle, an auxiliary handle, a blade assembly and the like, wherein the power mechanism drives the blade assembly to act to prune branches, shrubs and the like, so that the labor intensity of operators is reduced, and the working efficiency is improved.

The existing hedge trimmer can be driven by a large-volume gasoline or diesel motor in order to meet the power requirement, and is heavy and inconvenient to operate.

In addition, the power of the traditional hedge trimmer is directly driven by a driver, and the power output is sudden during starting, so that potential safety hazards are easily generated.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, one of the purposes of the utility model is to provide an intelligent hedge trimmer, which is small in size, light in weight and high in transmission efficiency.

The utility model discloses an one of the purpose adopts following technical scheme to realize: the utility model provides an intelligence hedge trimmer, includes main handle, auxiliary handle, cutting mechanism, drive assembly and is used for driving the driver of cutting mechanism operation, the driver is permanent magnetism coreless motor, and one side of main handle is equipped with and is used for the rechargeable battery of driver power supply.

The system further comprises a control system, wherein the control system controls the driver to operate and comprises a voice prompt module.

Furthermore, a power supply connecting structure for fixing a rechargeable battery is arranged on one side of the main handle back to the auxiliary handle;

the power supply connecting structure comprises a socket positioned on the main handle, a power plug inserted with the socket and a battery bin used for accommodating a rechargeable battery.

Further, the main handle comprises a gripping part, a motor bin for accommodating the driver and a transmission bin for accommodating the transmission assembly which are arranged in sequence;

a positioning groove for fixing the driver is arranged in the motor bin, and a plurality of heat dissipation holes are formed in the top of the motor bin and the bottom of the transmission bin;

the transmission bin is positioned at the bottom of the positioning groove, and an output shaft of the driver penetrates through the positioning groove to be connected with the transmission assembly.

Furthermore, the auxiliary handle is fixed at the upper part of the cutting mechanism and comprises a shield fixed on the cutting mechanism and a handle positioned on one side of the shield;

the surface of the shield is provided with an opening with a triangular cross section, and the opening is positioned at the upper part of the handle;

one side of the shield facing the handle is provided with a reinforcing rib structure, and the handle is fixedly connected with the reinforcing rib structure.

Further, the cutting mechanism comprises a support, a first movable cutter in sliding connection with the support, a second movable cutter in sliding connection with the support, and a baffle plate positioned on the support;

the first movable cutter and the second movable cutter are connected with the transmission assembly.

Furthermore, the transmission assembly is of a crankshaft transmission structure and comprises a transmission gear linked with the driver and transmission shafts respectively positioned on two sides of the transmission gear, and the two transmission shafts are respectively connected with the first movable cutter and the second movable cutter in a one-to-one correspondence manner.

Furthermore, an infrared sensor is arranged on the auxiliary handle.

Furthermore, the support is fixedly connected with the first movable cutter or the second movable cutter, an elastic plate is arranged on the surface of the support, the elastic plate is located at one end, close to the transmission assembly, of the support and is of a zigzag structure, an elastic sheet of a structure shaped like a Chinese character 'ji' is arranged on the surface of the support, and two ends of the elastic sheet are fixedly connected with the surface of the support.

Compared with the prior art, the beneficial effects of the utility model reside in that:

1. the permanent magnet coreless motor is adopted for driving, the efficiency is high, the loss is low, and the power is supplied by matching with a rechargeable battery, so that the whole hedge trimmer is small in size, light in weight, high in efficiency and long in working time;

2. the intelligent voice broadcasting and prompting are adopted, so that the use is safer;

3. the driver adopts the soft start mode, greatly reduced to the impact of drive mechanism at the start-up stage, improve safety and reliability, increase of service life.

The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented according to the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more obvious and understandable, the following preferred embodiments are described in detail with reference to the accompanying drawings.

Drawings

FIG. 1 is a schematic structural diagram of the present embodiment;

FIG. 2 is a schematic view of the main handle of the present embodiment;

fig. 3 is a schematic structural view of the cutting mechanism in the present embodiment.

In the figure: 1. a main handle; 11. a grip portion; 12. a motor compartment; 13. a transmission bin; 14. positioning a groove; 15. heat dissipation holes; 2. an auxiliary handle; 21. a shield; 22. a handle; 23. opening a hole; 3. a cutting mechanism; 31. a support; 311. an elastic plate; 312. an elastic sheet; 32. a first movable cutter; 33. a second movable cutter; 34. a baffle plate; 4. a transmission assembly; 5. a driver; 6. A power connection structure; 61. a socket; 62. and (4) a plug.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that the embodiments or technical features described below can be arbitrarily combined to form a new embodiment without conflict.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

With reference to fig. 1 to 3, an intelligent hedge trimmer mainly comprises a main handle 1, an auxiliary handle 2, a cutting mechanism 3, a transmission assembly 4 and a driver 5 for driving the cutting mechanism 3 to operate, in the embodiment, the driver 5 is replaced by a permanent magnet coreless motor for improving the transmission efficiency and reducing the power consumption, a rechargeable battery for supplying power to the driver 5 is arranged on one side of the main handle 1, and the battery powered mode is adopted to replace the existing fuel-powered energy supply mode, so that the intelligent hedge trimmer is more energy-saving and environment-friendly.

In order to improve the practical safety of the embodiment, the following two schemes are adopted:

firstly, controlling the starting mode of the driver 5 to be soft starting, installing a control chip, loading a control system, and controlling the driver 5 to operate by the control system;

secondly, a voice prompt module with Chinese and English or other languages built in, and the operation method of the voice prompt module and the driver 5 is as follows:

1. when the power switch is pressed down, the voice prompt module sends out prompt equipment starting voice and simultaneously broadcasts the current residual electric quantity of the rechargeable battery and the estimated running time;

2. when the equipment operation switch is pressed down, the voice prompt module sends out prompt voice about the operation of the driver 5;

3. after the equipment operation prompt voice playing is finished and 1 second is waited, the control system controls the driver 5 to carry out soft start operation;

5. the drive 5 started running from rest, reached 30% of the set running speed after 3 seconds, and then reached the set running speed after 2 seconds.

The design of soft start not only realizes buffering and protection to drive mechanism, can prevent again at driver 5 sudden start-up, gives operating personnel certain reaction time, reduces the probability that causes the injury to staff and periphery.

The voice prompt module can improve the intelligent degree of the embodiment, and the driver 5 is started at each stage to give feedback to the operator through voice prompt, so that the protection and safety functions of the embodiment are improved, and the use reliability is improved.

The side of the main handle 1 facing away from the auxiliary handle 2 in this embodiment is provided with a power connection structure 6 for fixing a rechargeable battery, which includes a socket 61 on the main handle 1, a power plug 62 inserted into the socket 61, and a battery compartment for accommodating the rechargeable battery. Socket 61 adopts detachable the connection with power plug 62, can realize the change of battery, has guaranteed the duration of time of outdoor operations outside this embodiment.

The main handle 1 comprises a grasping portion 11, a motor bin 12 and a transmission bin 13, the grasping portion 11, the motor bin 12 and the transmission bin 13 are sequentially arranged, the motor bin is used for accommodating the driver 5, the transmission bin is used for accommodating the transmission assembly 4, the structure is compact, meanwhile, main weight is concentrated on the main weight, the gravity distribution problem of the main handle 1, the power supply connecting structure 6 and the cutting mechanism 3 in the using process is solved, and the problems that one end is unbalanced in grasping and difficult to use due to overlarge weight are solved.

Be equipped with the constant head tank 14 that is used for fixed driver 5 in the motor storehouse 12 of this embodiment, guarantee that the installation of driver 5 is firm, and a plurality of louvres 15 have all been seted up to the top of motor storehouse 12 and the bottom of transmission storehouse 13, guarantee the heat dissipation condition of driver 5 at the during operation.

The transmission bin 13 is positioned at the bottom of the positioning groove 14, and the output shaft of the driver 5 passes through the positioning groove 14 to be connected with the transmission assembly 4.

The cutting mechanism 3 comprises a support 31, a first movable cutter 32 connected with the support 31 in a sliding manner, a second movable cutter 33 connected with the support 31 in a sliding manner, and a baffle 34 positioned on the support 31, wherein the first movable cutter 32 and the second movable cutter 33 are both connected with a transmission assembly.

The transmission assembly 4 in this embodiment adopts a crankshaft transmission mode, so that the space can be saved, the volume and the occupied space of the transmission assembly 4 are reduced, the specific structure comprises a transmission gear linked with the driver 5 and transmission shafts respectively positioned on two sides of the transmission gear, the two transmission shafts are respectively connected with the first movable cutter 32 and the second movable cutter 33 in a one-to-one correspondence manner, and the shearing is realized through the cross reciprocating motion of the two movable cutters.

In addition, the auxiliary handle 2 of the present embodiment is fixed on the upper portion of the cutting mechanism 3, the auxiliary handle 2 includes a shield 21 fixed on the cutting mechanism 3 and a handle 22 located on one side of the shield 21, the handle 22 is grasped by an operator, and the shield 21 plays a role in protection, so as to prevent the sheared branches and blades from splashing and scratching the operator.

The surface of the shield 21 is provided with the opening 23 with the cross section in the shape of an inverted triangle, the opening 23 is positioned on the upper portion of the handle 22 and can be used as a ventilation hole to be practical, and unnecessary resistance generated by the design of the shield 21 in a strong wind environment is avoided, so that the operation is not influenced.

In order to improve the structural strength of the shield 21, a reinforcing rib structure is arranged on one side of the shield 21 facing the handle 22, the handle 22 is fixedly connected with the reinforcing rib structure, an operator can more credit when grasping the shield, and the shaking is reduced. The reinforcing ribs have a longitudinal, inclined and coaxial circular structure with the handle 22, and the gold hooks are simple and have high strength

Because the support 31 is fixedly connected with the first movable cutter 32 or the second movable cutter 33, in order to reduce the rigid shaking and the deformation of the support 31 during the working process, in this embodiment, one end of the support 31 close to the transmission component 4 is designed into a multi-section bending structure, an elastic plate 311 is arranged on the surface of the support 31, the elastic plate 311 is positioned at one end of the support 31 close to the transmission component 4 and also takes a zigzag structure, then, in cooperation with an elastic sheet 312 with a '>' shaped structure on the surface of the support 31, two ends of the elastic sheet 312 are fixedly connected with the surface of the support 31, so that the elastic sheet 312 and the elastic plate 311 have certain longitudinal elastic deformation capability, when the transmission component drives the first movable cutter 32 or the second movable cutter to move, the elastic sheet 312 and the elastic plate 311 prevent the support 31 from deforming on one hand, and when the force reaches a critical value close to hurt the support 31, the support 31 is allowed to deform a small amount, then, the auxiliary holder 31 is restored to the structure by the elastic deformation restoring force of the elastic piece 312 and the elastic plate 311 itself.

In order to further improve the safety protection measures of the embodiment, an infrared sensor is further added on the auxiliary handle 2, and the infrared sensor can be mounted on the handle 22 or the shield 21 and connected with the control system, and the specific working method comprises the following steps:

1. the activation of the driver 5 is only allowed when the control system simultaneously detects that the power switch, the device operation switch and the infrared sensor detect that the auxiliary handle 2 is gripped;

2. when the driver 5 runs, when the infrared sensor cannot receive the detected signal and cannot detect that the auxiliary handle 2 is gripped by a hand, the driver 5 immediately stops running;

3. if the infrared sensor detects the power switch, the equipment operation switch and the infrared sensor detects that the auxiliary handle 2 is gripped again, the driver 5 is recovered to start the program after the delay time is 1 second.

In the use process of the measures, an operator is required to firmly hold the auxiliary handle 2 according to a standard operation mode to start shearing work, and the system can automatically judge that the equipment is in an abnormal working state and stop the operation of the driver 5, so that accidents are avoided as much as possible.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.

Claims

1. The utility model provides an intelligence hedge trimmer, includes main handle, vice handle, cutting mechanism, drive assembly and is used for the driver of drive cutting mechanism operation, its characterized in that: the driver is a permanent magnet coreless motor, and one side of the main handle is provided with a rechargeable battery for supplying power to the driver.

2. The intelligent hedge trimmer of claim 1, wherein: the voice prompt device comprises a control system, wherein the control system controls the driver to operate and comprises a voice prompt module.

3. The intelligent hedge trimmer of claim 2, wherein: a power supply connecting structure for fixing a rechargeable battery is arranged on one side of the main handle back to the auxiliary handle;

4. An intelligent hedge trimmer according to claim 1, 2 or 3, wherein: the main handle comprises a gripping part, a motor bin for accommodating the driver and a transmission bin for accommodating the transmission assembly which are sequentially arranged;

5. An intelligent hedge trimmer according to claim 1, 2 or 3, wherein: the auxiliary handle is fixed at the upper part of the cutting mechanism and comprises a shield fixed on the cutting mechanism and a handle positioned on one side of the shield;

6. An intelligent hedge trimmer according to claim 1, 2 or 3, wherein: the cutting mechanism comprises a support, a first movable cutter in sliding connection with the support, a second movable cutter in sliding connection with the support, and a baffle positioned on the support;

7. An intelligent hedge trimmer according to claim 1, 2 or 3, wherein: the transmission assembly is of a crankshaft transmission structure and comprises a transmission gear linked with the driver and transmission shafts respectively positioned on two sides of the transmission gear, and the two transmission shafts are respectively connected with the first movable cutter and the second movable cutter in a one-to-one correspondence mode.

8. An intelligent hedge trimmer according to claim 1, 2 or 3, wherein: and an infrared sensor is arranged on the auxiliary handle.

9. The intelligent hedge trimmer of claim 6, wherein: the support is fixedly connected with the first movable cutter or the second movable cutter, an elastic plate is arranged on the surface of the support, the elastic plate is located at one end, close to the transmission assembly, of the support and is of a fold line structure, an elastic sheet of a structure shaped like the Chinese character 'ji' is arranged on the surface of the support, and two ends of the elastic sheet are fixedly connected with the surface of the support.