CN-122009996-A - Overload protection control module of winch

Abstract

The overload protection control module of the winch comprises a circuit board and a current induction magnetic ring, wherein the circuit board and the current induction magnetic ring are both arranged on a shell, the shell is provided with a sleeving part, the sleeving part is provided with a sleeving hole, the current induction magnetic ring is arranged around the sleeving hole, the circuit board is provided with a control unit, a signal receiving circuit and a reversing circuit, the control unit is electrically connected with the current induction magnetic ring, the reversing circuit is electrically connected with a control end of a relay of the winch, the signal receiving circuit is used for receiving an operation signal of a winch controller, when the module is arranged on a binding post or a power supply cable of the relay of the winch through the sleeving hole, the current induction magnetic ring detects the working current of an electric motor in a non-contact mode, and when the working current exceeds a preset value, the control unit turns off the relay; the module can be conveniently modified on one hand, namely, a user can buy the module back to be conveniently modified independently without greatly modifying the existing winch, and on the other hand, the module can be flexibly increased or decreased according to configuration during production without changing a production die.

Inventors

• ZHENG MINGKUI
• ZHOU TIZHI
• GONG QINGZHU

Assignees

• 宁波赤马智能装备有限公司

Dates

Publication Date

20260512

Application Date

20260129

Claims (9)

1. 1. The utility model provides an overload protection control module of capstan winch, a serial communication port, including casing (1), circuit board (2) and current-sensing magnetic ring (3) all install in casing (1), casing (1) are equipped with suit portion (4), suit portion (4) are equipped with suit hole (5), current-sensing magnetic ring (3) are installed around suit hole (5), circuit board (2) set up control unit, signal receiving circuit and switching-over circuit, be connected between control unit and current-sensing magnetic ring (3) electricity, switching-over circuit is used for being connected with the control end (7) of the relay (6) of capstan winch electricity, signal receiving circuit is used for receiving the operation signal of capstan winch controller, when installing this module on terminal (8) or power cable (13) of the relay (6) of capstan winch through suit hole (5), the working current of relay (6) is detected with non-contact type to the current-sensing magnetic ring (3), control unit is according to the signal that current-sensing magnetic ring (3) detects the signal surpasses default value, default in the control unit default switching-over value.
2. 2. The overload protection control module of the winch according to claim 1, characterized in that the housing (1) is provided as an integral L-shaped structure, a transverse portion (9) of the L-shaped structure is provided as a sleeve portion (4), the axis of the sleeve hole (5) is provided longitudinally, a longitudinal portion (10) of the L-shaped structure is provided with the circuit board (2), the transverse portion (9) is provided with an opening (11), and the current sensing magnetic ring (3) and the circuit board (2) are both installed through the opening (11).
3. 3. The winch overload protection control module according to claim 2, further comprising a sealing glue (12), wherein the sealing glue (12) is poured into the housing (1) through the opening (11) to seal the opening (11), and wherein the cable (13) for external connection on the circuit board (2) is led out through the opening (11).
4. 4. The winch overload protection control module according to claim 2, characterized in that the longitudinal section (10) is provided with a longitudinal slot (14), and the circuit board (2) is inserted and mounted in the longitudinal slot (14).
5. 5. The overload protection control module of the winch according to claim 2, 3 or 4, characterized in that the current sensing magnetic ring (3) is connected and fixed with the circuit board (2) as a first component (17), and the first component (17) is uniformly installed in the shell (1) through the opening (11).
6. 6. The winch overload protection control module according to claim 1 or 2, characterized in that the sleeve part (4) is provided with an annular groove (15), the annular groove (15) is circumferentially provided with a positioning part (16), and the current sensing magnetic ring (3) is sleeved in the annular groove (15) and is circumferentially positioned by the positioning part (16).
7. 7. The winch overload protection control module according to claim 1, characterized in that the circuit board (2) is further provided with a communication interface (18), which communication interface (18) is adapted to electrically connect to a host computer device, receive and store protection parameters and protection policies configured by the host computer.
8. 8. The winch overload protection control module according to claim 1, further comprising a washer (19), the washer (19) being detachably connected to the socket (5), the washer (19) being adapted to compensate for a gap between the socket (5) and the terminal (8) or the power supply cable (13) when the socket (5) is mounted on the terminal (8) or the power supply cable (13) of the relay (6) of the winch.
9. 9. The overload protection control module of a winch according to claim 1 or 8, characterized in that when the module is mounted on the post (8) of the relay (6) of the winch through the socket (5), the socket (4) can be pressed and fixed on the relay (6) by means of the fixing nut (21) of the post (8).

Description

Overload protection control module of winch Technical Field The invention relates to the technical field of winches, in particular to an overload protection control module of a winch. Background The electric motor of the electric winch realizes the functions of starting, closing and reversing through the reversing relay matched with the reversing circuit board, the reversing circuit board is electrically connected with the control end of the reversing relay, the reversing circuit board is connected with the winch controller through wired and/or wireless communication connection, when the winch needs to be controlled, a user sends out an instruction through the winch controller, and the reversing circuit board receives the instruction and then controls the reversing relay, so that the electric motor is started, closed and reversed. However, the number of winches in stock is large, and when it is necessary to modify these already sold winches to add an overload protection function, it becomes very difficult and inconvenient, and in order to solve this problem, the present inventors propose an overload protection control module for winches, which is convenient to modify the stock, on the one hand, i.e. the user can buy the module alone to modify it conveniently without modifying the existing winches greatly, and on the other hand, can be flexibly increased or decreased according to the configuration without changing the production die at the time of production. Disclosure of Invention The invention provides an overload protection control module of a winch, which is convenient for reconstruction of the winch in stock on one hand, namely, a user can buy the module independently and convenient for reconstruction without greatly reconstructing the existing winch, and on the other hand, the module can be flexibly increased and decreased according to configuration without changing a production die during production. In order to achieve the above purpose, the embodiment of the present invention adopts the following technical scheme: The utility model provides an overload protection control module of capstan winch, which comprises a housin, circuit board and current-sensing magnetic ring all install in the casing, the casing is equipped with the suit portion, the suit portion is equipped with the suit hole, the current-sensing magnetic ring is around the installation of suit hole, the circuit board sets up control unit, signal receiving circuit and switching-over circuit, be connected between control unit and the current-sensing magnetic ring electricity, switching-over circuit is used for being connected with the control end electricity of the relay of capstan winch, signal receiving circuit is used for receiving the operation signal of capstan winch controller, when installing this module on the terminal or the power cable of the relay of capstan winch through the suit hole, the current-sensing magnetic ring is with the working current of non-contact detection relay indirect detection capstan winch's electric motor, the control unit is according to the signal that the current-sensing magnetic ring detected control switching-off relay of default, the default is predetermine in the control unit. In some embodiments, the housing is provided as an integral L-shaped structure, the lateral portion of the L-shaped structure is provided as a sleeve portion, the axis of the sleeve hole is provided longitudinally, the longitudinal portion of the L-shaped structure is provided with a circuit board, the lateral portion is provided with an opening through which the current sensing magnetic ring and the circuit board are all inserted. In some embodiments, the circuit board further comprises a sealing glue, wherein the sealing glue is filled into the shell through the opening to seal the opening, and meanwhile, cables for external connection on the circuit board are led out through the opening. In some embodiments, the longitudinal portion is provided with a longitudinal slot in which the circuit board is insert-mounted. In some embodiments, the sleeve portion is provided with an annular groove, the annular groove is provided with a positioning portion in the circumferential direction, and the current sensing magnetic ring is sleeved in the annular groove and positioned in the circumferential direction by the positioning portion. In some embodiments, the current sensing magnetic ring is connected and fixed with the circuit board to form a first component, and the first component is uniformly installed in the shell through the opening. In some embodiments, the circuit board is further provided with a communication interface, and the communication interface is used for electrically connecting with a host computer device, and receiving and storing the protection parameters and the protection policies configured by the host computer. In some embodiments, a washer is also included that is removably coupled to the encasement aperture fo