The invention relates to the technical field of lamp manufacturing, and provides a signal lamp which comprises a front cover of a hollow structure, the front cover comprises an outer cylinder and a front baffle ring integrally connected to the inner side of the front end of the outer cylinder, and the end of the front baffle ring extends in the axis direction and forms a clamping protrusion; a mounting groove is formed between the clamping bulge and the inner side wall of the outer cylinder; the lens comprises a lens main body and a mounting structure, and the mounting structure comprises a first step part integrally connected to the lens main body and a second step part integrally connected to the first step part; the lens is covered with the front cover, the end of the clamping protrusion abuts against the first step part, at least part of the second step part is embedded into the installation groove, and the groove bottom face of the installation groove, the inner side wall of the outer cylinder and the installation structure form a glue sealing groove. And the buffer glue is arranged in the glue sealing groove. Therefore, the structure is simple and reliable, the production cost can be reduced, and the product size is reduced.

    本发明涉及灯具制造技术领域,提供了一种信号灯,包括:前盖,为中空结构,所述前盖包括外筒和一体连接于所述外筒前端内侧的前挡环,所述前挡环的端部向轴线方向延伸并形成卡接凸起,所述卡接凸起与所述外筒的内侧壁之间形成安装槽;透镜,包括透镜主体及安装结构,所述安装结构包括一体连接于透镜主体的第一台阶部与一体连接于第一台阶部的第二台阶部;所述前盖盖设于所述透镜,所述卡接凸起的端部与所述第一台阶部抵接,所述第二台阶部至少部分嵌入所述安装槽,所述安装槽的槽底面、所述外筒的内侧壁与安装结构形成封胶槽;缓冲胶,所述缓冲胶设于所述封胶槽。因此本发明不仅结构简单可靠,还能够减小生产成本,减小产品体积。


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    Title :

    Signal lamp


    Additional title:

    一种信号灯


    Contributors:
    XU SU (author) / CHEN DONGCHAN (author)

    Publication date :

    2024-01-05


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    F21V FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF , Funktionsmerkmale oder Einzelheiten von Leuchten oder Beleuchtungssystemen / B61L Leiten des Eisenbahnverkehrs , GUIDING RAILWAY TRAFFIC / F21W Index-Schema in Verbindung mit den Unterklassen F21K, F21L, F21S und F21V, betreffend den Gebrauch oder Einsatz von Leuchten oder Beleuchtungssystem , INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K,  F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS / G02B Optische Elemente, Systeme oder Geräte , OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS



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