USB link lock device

摘要

Provided is a USB link lock device. The device includes a device body, a blocking member provided on the device body to block access of an external device, an external USB port part provided on the device body to be adjacent to the blocking member, a signal connection part enabling signal transmission between a terminal inside the USB port and the external USB connecting port, a locking member selectively locked to the electronic device so that the blocking member is not forcedly removed from the USB port, a stopping member provided in the device body to be retractable into the external USB port part, a lock member movably provided on the blocking member to control a locking operation of the locking member and a blocking operation of the stopping member.

主权项

1. A USB link lock device, comprising:
a device body; a blocking member provided on the device body, and insertively coupled to an USB port of an electronic device to block access of an external device; an external USB port part provided on the device body to be adjacent to the blocking member, an external USB connection port being insertively coupled to the external USB port part; a signal connection part enabling signal transmission between a terminal inside the USB port of the electronic device into which the blocking member is inserted and the external USB connecting port inserted into the external USB port part; a locking member selectively locked to the electronic device so that the blocking member is not forcedly removed in a state of being inserted into the USB port of the electronic device; a stopping member provided in the device body to be retractable into the external USB port part, and selectively blocking an unauthorized external USB connecting port from being inserted into the external USB port part; and a lock member movably provided on the blocking member, and interfering with the locking member depending on a moving position to control a locking operation of the locking member, supporting the stopping member to change a posture of the stopping member depending on the moving position and thereby control a blocking operation of the stopping member, wherein the blocking member comprises: a port insertion part provided on a first end thereof to protrude out from the device body, and having a shape corresponding to that of the USB port of the electronic device to be inserted into the USB port of the electronic device; and a guide part extending from the port insertion part and provided in the device body, with the lock member movably installed therein to be retractable through a second end, wherein the external USB port part is provided in the device body to be spaced apart from the blocking member, and has an elastic support piece elastically supporting the external USB connection port that enters therein, and a passing hole is formed in the external USB port part to allow the stopping member to enter therein.