Fixing structure of circuit board and shell

The utility model relates to the technical field of electronic devices, in particular to a fixing structure of a circuit board and a shell, which comprises an upper cover, a bottom cover, a shell, a board body and a plurality of positioning pieces, the board body is provided with a circuit structure...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	LIU BAIXUN, ZHAO HENGZAO, YAN HANQING
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR ELECTRICITY MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS PRINTED CIRCUITS
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Beschreibung
Zusammenfassung:	The utility model relates to the technical field of electronic devices, in particular to a fixing structure of a circuit board and a shell, which comprises an upper cover, a bottom cover, a shell, a board body and a plurality of positioning pieces, the board body is provided with a circuit structure and is arranged in the shell, the upper cover and the bottom cover are respectively arranged at the top and the bottom of the shell, and the positioning pieces are arranged on the upper cover and the bottom cover. A plurality of positioning columns are arranged at the bottom of the upper cover, a plurality of first positioning holes are formed in the bottom cover, a plurality of second positioning holes are formed in the plate body, third positioning holes are formed in the positioning columns, and the first positioning holes, the second positioning holes and the third positioning holes are communicated and then fixed through insertion of positioning pieces. According to the utility model, the first positioning ho