CN218985078U

CN218985078U - Electric chain saw

Info

Publication number: CN218985078U
Application number: CN202223243056.9U
Authority: CN
Inventors: 诸雨栋; 林利
Original assignee: Shanghai Chang Krypton Technology Co ltd
Current assignee: Shanghai Chang Krypton Technology Co ltd
Priority date: 2022-12-02
Filing date: 2022-12-02
Publication date: 2023-05-09
Anticipated expiration: 2032-12-02

Abstract

The application discloses an electric chain saw. The chain saw includes: the auxiliary handle is mounted on the main body, the baffle is arranged on the side, away from the auxiliary handle, of the main body, a motor and a control module are arranged in the main body, the motor is provided with an output shaft, the output shaft is connected with the cutting assembly, a handle part is arranged on the main body, a switch is arranged on the inner side of the handle part, one side of the switch is abutted against a micro switch, the micro switch is electrically connected to the control module, a display module is arranged on the side, close to the auxiliary handle, of the handle part, and the display module is electrically connected with the control module. Through structural optimization, experience when improving user's operation can also know the running state of current chain saw, improves the heat dissipation to the controller simultaneously to improve the reliability of controller.

Description

Electric chain saw

Technical Field

The application relates to the field of garden tools, in particular to an electric chain saw.

Background

The chain saw is a logging instrument that gardens field often used, drives the chain wheel dish motion by the motor, and chain wheel dish tooth drives chain drive tooth and makes the chain motion thereby realize cutting function, and at present the chain saw is usually driven by the engine, along with the reinforcing of environmental awareness, the chain saw adjustment is driven by the battery package gradually, cuts. The battery pack is limited in capacity compared to the engine drive, and the economic efficiency is low if a large-capacity battery pack or a multi-battery pack is configured. In addition, the current running state of the existing chain saw cannot be intuitively displayed, such as information of the residual electric quantity, the speed gear, the temperature of a battery and the like, so that an operator cannot know the current state of the chain saw at any time and operates empirically.

In this regard, there is a need to improve existing chain saws.

Disclosure of Invention

To overcome the above drawbacks, the present application has for its object: provided is an electric chain saw which is highly reliable and can improve user experience.

In order to achieve the above purpose, the present application adopts the following technical scheme:

an electric chain saw, comprising:

main body part, auxiliary handle and cutting assembly

The auxiliary handle is arranged on the main body part,

a motor and a control module are arranged in the main body part, the motor is provided with an output shaft, the output shaft is connected with the cutting assembly,

the main body part is provided with a handle part, the inner side of the handle part is provided with a switch, one side of the switch is abutted against a micro switch, the micro switch is electrically connected to the control module,

the handle part is provided with a display module close to the auxiliary handle side, and the display module is electrically connected with the control module. Through such design, experience when improving user's operation can know the running state of current chain saw when using, improves the heat dissipation to the controller simultaneously to improve the reliability of controller.

Preferably, the main body part is provided with a mounting part for connecting with the battery pack, and

the body portion is provided with an elastic member protruding toward the mount, and an end portion of the elastic member protrudes from the body portion and is configured to abut against one end of the battery pack.

Preferably, the elastic component is foam or a rubber block containing rubber materials.

Preferably, the micro switch has a trigger end which abuts against one side end of the switch.

Preferably, the control module is disposed on the motor side, and a fan is disposed on a rotating shaft of the motor, and the fan rotates to cool the control module.

Preferably, the control module is provided with a power switch, and the fan rotates to cool the power switch.

Preferably, the control module is configured with a bluetooth module, which is used for connecting with a terminal device.

Preferably, an opening is provided on one side of the handle portion, a transparent protective case is covered on the opening, a mounting portion is provided in the handle portion, a display module is mounted on the mounting portion, and the display module faces the transparent protective case.

Preferably, the control board is electrically connected to the display module and is electrically connected to the control module through a cable.

Preferably, the baffle is disposed on a side of the main body portion remote from the sub-handle.

Advantageous effects

For current chain saw, the chain saw that this application provided passes through structural optimization, experience when improving user's operation can also know the running state of current chain saw, in time mends the electricity when the electric quantity is not enough, avoids the risk of outage saw bit card shell in the cutting process. The running condition of the chain saw can be timely adjusted according to the current working condition, and the electric energy of the battery pack is utilized to the maximum degree while the cutting efficiency is improved.

In addition, through the optimization of the internal structure, the heat dissipation of the controller is improved, so that the reliability of control is improved.

Drawings

The accompanying drawings are included to provide an understanding of the technical aspects of the present disclosure, and are incorporated in and constitute a part of this specification, illustrate the technical aspects of the present disclosure and together with the embodiments of the disclosure, not to limit the technical aspects of the present disclosure. The shapes and sizes of the various components in the drawings are not to scale, and are intended to be illustrative only of the present application.

FIG. 1 is a schematic perspective view of a chain saw according to an embodiment of the present application;

fig. 2 and 3 are schematic perspective views of a chain saw concealing battery pack according to an embodiment of the present application;

FIG. 4 is a schematic view of the internal structure of the chain saw according to the embodiment of the present application;

FIG. 5 is a schematic view of the structure of the hidden motor components of the main body portion of the chain saw according to the embodiment of the present application;

FIG. 6 is a schematic view of a structure of a chain saw display portion according to an embodiment of the present application;

FIG. 7 is a schematic view of a chain saw mounting battery pack according to an embodiment of the present application;

fig. 8 is a schematic structural view of a battery pack mounting portion of the chain saw according to an embodiment of the present application;

FIG. 9 is a top schematic view of a chain saw according to an embodiment of the present application;

FIG. 10 is a schematic view of the cutting member of the chain saw of an embodiment of the present application;

fig. 11 is a schematic view of the cutting components of the invisible protective casing of a chainsaw according to an embodiment of the present application.

In the figure: 110-a body portion; 120-a secondary handle; 130-a baffle; 140-a cutting assembly; 150-lubricating the component; 160-battery pack; 170-a motor; 180-control module.

Detailed Description

The above-described aspects are further described below in conjunction with specific embodiments. It should be understood that these examples are illustrative of the present application and are not limiting the scope of the present application. The implementation conditions employed in the examples may be further adjusted as in the case of the specific manufacturer, and the implementation conditions not specified are typically those in routine experiments.

Fig. 1 is a schematic perspective view of an electric chain saw (hereinafter referred to as a chain saw) according to an embodiment of the present application.

The chain saw 100 includes:

a main body 110, a sub-handle 120, a baffle 130, and a cutting assembly 140, a battery pack 160 is mounted on the main body 110,

the main body 110 is provided with a sub-handle 120 and a baffle 130, the baffle 130 is positioned at the front side of the sub-handle 120 (the sub-handle 120 is close to the user side when in use), the main body 110 is provided with a cutting assembly 140, the cutting assembly 140 comprises a chain saw and a transmission part, the chain saw is used for cutting a part, the transmission part is connected with a motor in the main body 110, and the transmission part is driven to rotate based on the driving of the motor so that the chain rotates. In the present embodiment, the conventional chain saw and transmission unit can be used, and will not be described in detail here.

The internal structure of the chain saw is described next in connection with fig. 2-11.

The main body 110 is provided with a handle 110a, the handle 110a is used for being held when a user operates the chain saw, an output switch 111 (also called a trigger) is arranged on the inner side of the handle 110a, one side end 111a of the output switch 111 is abutted against a trigger end 116a of a micro switch 116, and the micro switch 116 is arranged in the main body 110; the switch 111 is fixed in the main body portion by a connector, and is rotatable along the connector, and when in use, the switch 111 is pushed, and one end side thereof pushes a trigger end of the micro switch to trigger the micro switch, thereby starting the chain saw. After the hand is released, the switch 111 returns to the initial state based on the action of the elastic force, and the micro switch is turned off. In this embodiment, the switch 111 is matched with an elastic member (such as a spring), and the structure of the conventional switch is not described in detail herein.

The main body 110 is also provided with a motor 170 and a control module 180,

the output of the motor 170 is connected to the delivery portion of the cutting assembly 140, the motor 170 is provided with a fan 171,

the control module 180 is configured on the side where the motor 170 is configured,

the fan rotates to disperse heat from the motor 170 while the bottom 181 of the cooling control module 180 is provided with a power switch on the opposite side of the bottom 181, so that the fan is used to cool the motor and the control module when the chain saw is operated to improve reliability of the motor and the control module. Preferably, the fan 171 is disposed on the rotating shaft of the motor 170. In one embodiment, the control module 180 is configured with a bluetooth module, which may be used to connect with a terminal device. The motor 170 may be a brushless motor, an external rotor motor, or the like.

An opening portion is disposed on one side of the handle portion 110a, a transparent protective case 112 is covered on the opening portion, a mounting portion 117 is disposed in the handle portion 110a, a display module 112a is mounted on the mounting portion 117, the display module 112a faces the transparent protective case 112, the display module 112a is connected to a control board 115, and the control board 115 is electrically connected to the control module 180 through a cable. In this embodiment, the display module 112a is used to display operation information of the chain saw, such as the power and temperature of the battery pack, the rotation speed gear of the motor, and whether the motor is reversed. In this embodiment, the display module is disposed on the front side of the handle 110a, so that the user can conveniently view information in real time during use.

The main body 110 is provided with a sub-handle 120, and the sub-handle 120 can be held by a user during use. A side plate 143 is disposed on one side of the main body 110, a chain (not shown) is coupled to the side plate 143 and the transmission portion 142, and the side plate 143 is fixed to the main body 110 by a knob 141. A protective sleeve 144 is sleeved on the rear side plate 143 of the mounting chain.

In one embodiment, the main body 110 is provided with a baffle 130 and a cutting unit 140, and the baffle 130 (also referred to as a front baffle) is used for protecting an operator's arm from being located at the front side of the auxiliary handle 120 when the operator holds the auxiliary handle to cut. The cutting assembly 140 is used to cut objects.

In one embodiment, the main body 110 is provided with a mounting seat 113 for mating connection with the battery pack 160. The body 110 is provided with an elastic member 114 protruding toward the mounting seat 113, an end 114a of the elastic member protrudes from the body 110, and a claw 161 of the battery pack 160 is engaged with an engagement portion 118 of the body 110 after the battery pack 160 is mounted on the mounting seat 113, and the end 114a abuts against one end of the battery pack 160, so that the battery pack is reliably mounted on the chain saw. Due to its elasticity, this prevents vibrations that may occur during the cutting operation of the chain saw from being transmitted to the battery side. When the battery pack 160 is removed, the button 162 on the battery pack is pressed to move the claw 161 away from the joint 118, and the end 114a pushes the battery pack outward by using elastic force, so that the battery pack is convenient to take. The elastic component can be made of foam or rubber. The elastic member 114 is fixed to the inside of the main body 110 by a fixing member 114 b.

In one embodiment, the body 110 is provided with a lubrication member 150 having a housing 151, and the housing 151 is used for storing lubricating oil and lubricating the gear 145 of the transmission unit.

The foregoing embodiments are provided to illustrate the technical concept and features of the present application and are intended to enable those skilled in the art to understand the contents of the present application and implement the same according to the contents, and are not intended to limit the scope of the present application. All such equivalent changes and modifications as come within the spirit of the disclosure are desired to be protected.

Claims

1. An electric chain saw, comprising:

main body part, auxiliary handle and cutting assembly

The auxiliary handle is arranged on the main body part,

the handle part is provided with a display module close to the auxiliary handle side, and the display module is electrically connected with the control module.

2. An electric chain saw as in claim 1 wherein,

the main body part is provided with a mounting seat which is used for being connected with the battery pack, the main body part is provided with an elastic part protruding towards the side of the mounting seat, and the end part of the elastic part protrudes out of the main body part and is used for being abutted against one side end of the battery pack.

3. An electric chain saw as in claim 2 wherein,

the elastic component is foam or contains rubber block of rubber material.

4. An electric chain saw as in claim 1 wherein,

the micro switch is provided with a trigger end which is abutted with one side end of the switch.

5. An electric chain saw as in claim 1 wherein,

the control module is arranged on the side of the motor, a fan is arranged on a rotating shaft of the motor, and the fan rotates to cool the control module.

6. The electric chain saw as in claim 5 wherein the control module has a power switch disposed thereon, the fan rotating to cool the power switch.

7. An electric chain saw as in claim 1 wherein,

the control module is provided with a Bluetooth module which is used for connecting terminal equipment.

8. An electric chain saw as in claim 1 wherein,

the handle is characterized in that an opening is arranged on the side, close to the auxiliary handle, of the handle, a transparent protective shell is covered on the opening, an installation part is arranged in the handle, a display module is installed on the installation part, and the display module faces the transparent protective shell.

9. The electric chain saw as in claim 8, further comprising a control board,

the control panel is connected with the display module and is electrically connected to the control module based on a cable.

10. The electric chain saw as in claim 1, further comprising a guard,

the baffle is disposed on the side of the main body portion remote from the sub-handle.