Replaceable mouthpiece structure for wind instruments

Abstract

A replaceable mouthpiece structure for a wind instrument, particularly a mouthpiece composed of a detachable and replaceable cup and a mouthpiece, wherein the cup and mouthpiece are provided with a sleeve interface and a sleeve part at corresponding positions, the sleeve interface and the sleeve part are provided with a mortise and a tenon at corresponding positions, the mortise and the tenon are provided with a positioning part and a locking block at corresponding positions, the sleeve part is provided with a positioning flange corresponding to the outside of the cup, the positioning flange is provided with a washer, the locking tenon is first inserted into the mortise, and then the locking block is rotated to lock onto the locking block, while the washer is used to form an airtight state, which is its characteristic feature.

Claims

1. A replaceable mouthpiece structure for a wind instrument, comprising: A blow cup and a blowpipe; wherein: the blow cup has a cup rim and a lip rim, the cup rim and the lip rim are connected as one piece, the outer diameter of the cup rim is slightly larger than the lip rim, the cup rim and the lip rim are connected internally to form a cup mouth and a throat diameter, the lip rim is provided with a sleeve interface corresponding to the outer end of the throat diameter, one side of the sleeve interface is provided with a tenon groove, and two positioning parts are provided on the left and right sides inside the tenon groove; the blowpipe is provided with an air blowing shaft hole inside, the air blowing shaft hole is provided with a sleeve part corresponding to the sleeve interface of the blow cup, the sleeve part is provided with a tenon corresponding to the tenon groove of the blow cup, the tenon is provided with a locking block protruding from the outside of the locking block for locking and fixing to the positioning part of the blow cup, and the sleeve part is provided with a positioning retainer ring corresponding to the outer side of the lip rim of the blow cup.

2. The replaceable mouthpiece structure for wind instruments as described in claim 1, wherein: The outer edge of the lip is shaped like a hemisphere.

3. The replaceable mouthpiece structure for wind instruments as described in claim 1, wherein: The tenon has two slots on both sides.

4. The replaceable mouthpiece structure for wind instruments as described in claim 1, wherein: The blowpipe has a groove on the positioning flange for embedding a washer.

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