CN-224218911-U - Electric tool

Abstract

The utility model provides an electric tool, which comprises a main body, a connecting assembly, a main control module and a user control module, wherein the user control module comprises a first control unit and a second control unit, the main control module further comprises an infrared communication module, the infrared communication module comprises a first infrared receiving and transmitting unit and a second infrared receiving and transmitting unit, the first infrared receiving and transmitting unit is electrically connected with the first control unit, the second infrared receiving and transmitting unit is electrically connected with the second control unit, when the connecting assembly is in an unfolding state, the first infrared receiving and transmitting unit can be mutually aligned with the second infrared receiving and transmitting unit, a wireless communication link is established, and control signals are transmitted between the user control module and the main control module through the wireless communication link. The electric tool can reduce the use of the wire harness, save the wire harness cost, reduce the assembly difficulty, and improve the use safety, reliability and the beauty of equipment.

Inventors

• WANG HAODONG
• Fan Yingfei

Assignees

• 江苏东成园林机械有限公司

Dates

Publication Date

20260512

Application Date

20250430

Claims (10)

1. 1. The electric tool comprises a main body, a connecting component rotationally connected with the main body, a main control module arranged on the main body and a user control module arranged on the connecting component, wherein the user control module comprises a first control unit and a second control unit, the connecting component has a folding state and an unfolding state when rotating relative to the main body, The electric tool further comprises an infrared communication module, wherein the infrared communication module comprises a first infrared receiving and transmitting unit and a second infrared receiving and transmitting unit, the first infrared receiving and transmitting unit is electrically connected with the first control unit, and the second infrared receiving and transmitting unit is electrically connected with the second control unit; The first infrared receiving and transmitting unit is arranged on the connecting component, and the second infrared receiving and transmitting unit is arranged on the main body or the connecting component; When the connecting assembly is in an unfolding state, an included angle between the connecting assembly and the main body is larger than 90 degrees and smaller than 180 degrees, the first infrared receiving and transmitting unit and the second infrared receiving and transmitting unit are located on a plane where the connecting assembly is located, so that the first infrared receiving and transmitting unit can be mutually aligned with the second infrared receiving and transmitting unit, a wireless communication link is established, and control signals are transmitted between the user control module and the main control module through the wireless communication link.
2. 2. The power tool of claim 1, wherein the second infrared transceiver is disposed on the connection assembly, and wherein the first infrared transceiver and the second infrared transceiver are maintained in a plane in which the connection assembly is disposed when the connection assembly is rotated relative to the main body.
3. 3. The power tool of claim 2, wherein the connection assembly comprises a lower push rod and an upper push rod, one end of the lower push rod is rotatably connected with the main body, the other end of the lower push rod is telescopically connected with one end of the upper push rod, the user control module is mounted at one end of the upper push rod far away from the lower push rod, and the first infrared transceiver unit is arranged on the user control module; The telescopic control assembly is arranged at the joint of the lower push rod and the upper push rod and used for controlling the relative telescopic movement of the upper push rod and the lower push rod, and the second infrared receiving and transmitting unit is arranged on the telescopic control assembly.
4. 4. The power tool of claim 3, wherein a wiring direction of the first infrared transceiver and the second infrared transceiver is parallel to an extending direction of the push down lever.
5. 5. The power tool of claim 3, wherein the first infrared transceiver unit is disposed on a side of the user control module facing the telescopic control assembly, and the second infrared transceiver unit is disposed on a side of the telescopic control assembly facing the user control module.
6. 6. The power tool of claim 3, wherein the second infrared transceiver unit is electrically connected to the second control unit by a cable, the cable being routed from the push down rod.
7. 7. The electric tool according to claim 2, wherein the main body is provided with a traveling member for supporting the main body, a traveling driving motor for driving the traveling member to rotate, a work piece for performing work, and a work driving motor for driving the work piece to operate, and the second control unit is electrically connected with the traveling driving motor and the work driving motor, respectively; When the connection assembly is in an unfolding state, the first infrared receiving and transmitting unit can establish a wireless communication link with the third infrared receiving and transmitting unit, the second control unit controls the walking driving motor and the working driving motor to be in a first mode, and when the first infrared receiving and transmitting unit cannot establish a wireless communication link with the third infrared receiving and transmitting unit, the second control unit controls the walking driving motor and the working driving motor to be in a second mode.
8. 8. The power tool according to any one of claims 2 to 7, wherein the infrared communication module further comprises a fourth infrared transceiver unit, the fourth infrared transceiver unit is electrically connected to the second control unit, the fourth infrared transceiver unit is disposed on the main body, and when the connection assembly is in the folded state, the fourth infrared transceiver unit is capable of establishing a wireless communication link with the first infrared transceiver unit and/or the second infrared transceiver unit.
9. 9. The electric tool according to claim 1, wherein the second infrared transceiver unit is disposed on the main body, a walking member for supporting the main body, a walking driving motor for driving the walking member to rotate, a work piece for performing work, and a work driving motor for driving the work piece to operate are disposed on the main body, and the second control unit is electrically connected with the walking driving motor and the work driving motor, respectively; When the connection assembly is in an unfolding state, the first infrared receiving and transmitting unit can establish a wireless communication link with the second infrared receiving and transmitting unit, the second control unit controls the walking driving motor and the working driving motor to be in a first mode, and when the first infrared receiving and transmitting unit cannot establish a wireless communication link with the second infrared receiving and transmitting unit, the second control unit controls the walking driving motor and the working driving motor to be in a second mode.
10. 10. The power tool of claim 9, wherein the infrared communication module further comprises a fourth infrared transceiver unit, the fourth infrared transceiver unit is electrically connected with the second control unit, the fourth infrared transceiver unit is disposed on the main body, and when the connection assembly is in the folded state, the fourth infrared transceiver unit is capable of establishing a wireless communication link with the first infrared transceiver unit.

Description

Electric tool Technical Field The utility model relates to the technical field of electric tool structures, in particular to an electric tool. Background The control module of the lawn mower with the self-propelled function at present mainly comprises two parts, namely a main control module and a user control module (namely a control panel), wherein the user control module is used for user operation, and the user control module and the main control module can communicate with each other so as to control the running driving motor and the mowing motor of the lawn mower to run through the main control module, thereby realizing the self-propelled function and the mowing function of the lawn mower. At present main control module generally sets up in the main part of lawn mower, user control module sets up on the coupling assembling of lawn mower, through pencil wired connection between user control module and the main control module, in order to realize both communication and for the user controls the module power supply, this kind of mode through pencil wired connection has increased the cost and the assembly degree of difficulty of equipment to a certain extent, equipment is in the use simultaneously, along with coupling assembling's folding flexible, the pencil has ageing cracked risk, influence security and the reliability of use, the pencil exposes the aesthetic property that also can influence equipment moreover. Disclosure of utility model The utility model aims to provide an electric tool, wherein a user control module and a main control module are in wireless communication through an infrared communication module, so that the use of wire harnesses is reduced, the cost of the wire harnesses is saved, the assembly difficulty is reduced, and the use safety and reliability and the beauty of equipment are improved. The utility model provides an electric tool, which comprises a main body, a connecting component rotationally connected with the main body, a main control module arranged on the main body and a user control module arranged on the connecting component, wherein the user control module comprises a first control unit, and the main control module comprises a second control unit; the electric tool comprises a main body, a connecting component, an infrared communication module, a first infrared receiving and transmitting unit, a second infrared receiving and transmitting unit, a first control unit, a second control unit, a first infrared receiving and transmitting unit and a second infrared receiving and transmitting unit, wherein the connecting component is in a folding state and an unfolding state when rotating relative to the main body; When the connecting assembly is in an unfolding state, an included angle between the connecting assembly and the main body is larger than 90 degrees and smaller than 180 degrees, the first infrared receiving and transmitting unit and the second infrared receiving and transmitting unit are located on a plane where the connecting assembly is located, so that the first infrared receiving and transmitting unit can be mutually aligned with the second infrared receiving and transmitting unit, a wireless communication link is established, and control signals are transmitted between the user control module and the main control module through the wireless communication link. In one implementation, the second infrared transceiver unit is disposed on the connection component, and when the connection component rotates relative to the main body, the first infrared transceiver unit and the second infrared transceiver unit are both kept on a plane where the connection component is located. In one implementation manner, the connection assembly includes a lower push rod and an upper push rod, one end of the lower push rod is rotatably connected with the main body, the other end of the lower push rod is connected with one end of the upper push rod in a relatively telescopic manner, the user control module is mounted at one end of the upper push rod far away from the lower push rod, and the first infrared receiving and transmitting unit is arranged on the user control module; The telescopic control assembly is arranged at the joint of the lower push rod and the upper push rod and used for controlling the relative telescopic movement of the upper push rod and the lower push rod, and the second infrared receiving and transmitting unit is arranged on the telescopic control assembly. In one implementation, the connection line direction of the first infrared transceiver unit and the second infrared transceiver unit is parallel to the extending direction of the push-down rod. In one implementation, the first infrared transceiver unit is disposed on the user control module and faces to one side of the telescopic control assembly, and the second infrared transceiver unit is disposed on the telescopic control assembly and faces to one side of the user control module. In one implementation, the se