阅读说明：本技术 超声波换能器、超声波探头以及超声波检测装置 (Ultrasonic transducer, ultrasonic probe, and ultrasonic detection device ) 是由 周丹 陈露露 罗华 刘建华 欧阳波 莫建华 于 2018-06-12 设计创作，主要内容包括：一种超声波换能器(200)包括：压电振子组(10)、声学匹配层(20)、散热体(30)以及吸声层(40)。压电振子组(10)具有第一侧(12)和第二侧(13),压电振子组(10)包括至少一个压电振子(11),声学匹配层(20设在压电振子组(10)的第一侧(12)。散热体(30)设在压电振子组(10)的第二侧(13),散热体(30)包括本体(31)、分别位于本体(31)的两端的头部(32)和尾部(33),本体(31)大体形成为柱体状且具有在从头部(32)到尾部(33)的方向上延伸的中心轴线,散热体(30)的头部(32)与压电振子组(10)相对且尾部(33)与压电振子组(10)相背离,散热体(30)的尾部(33)的相背于头部(32)设置的表面为第一表面(331),第一表面(331)为斜面或锥面,且第一表面(331)与中心轴线的夹角为锐角,吸声层(40)至少覆盖第一表面(331)。(An ultrasonic transducer (200) comprising: the acoustic transducer comprises a piezoelectric vibrator group (10), an acoustic matching layer (20), a heat radiating body (30) and a sound absorbing layer (40). The piezoelectric vibrator group (10) is provided with a first side (12) and a second side (13), the piezoelectric vibrator group (10) comprises at least one piezoelectric vibrator (11), the acoustic matching layer (20) is arranged on the first side (12) of the piezoelectric vibrator group (10), the heat dissipation body (30) is arranged on the second side (13) of the piezoelectric vibrator group (10), the heat dissipation body (30) comprises a body (31), a head portion (32) and a tail portion (33) which are respectively arranged at two ends of the body (31), the body (31) is generally formed into a cylindrical shape and is provided with a central axis extending in the direction from the head portion (32) to the tail portion (33), the head portion (32) of the heat dissipation body (30) is opposite to the piezoelectric vibrator group (10), the tail portion (33) is deviated from the piezoelectric vibrator group (10), the surface, opposite to the head portion (32), of the tail portion (33) of the heat dissipation body (30) is provided with a first surface (331), the first surface (, and the included angle between the first surface (331) and the central axis is an acute angle, and the sound absorption layer (40) at least covers the first surface (331).)