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A platform for research: civil engineering, architecture and urbanism
Fireproof door closer
The invention discloses a fireproof door closer. The fireproof door closer comprises a sliding groove, a mounting frame and a sliding block, wherein an electromagnet assembly, a pull rod piece, torsion spring pieces and a manual reset piece are arranged in the mounting frame; the electromagnet assembly comprises an electromagnet main body and an electromagnet shaft core, one end of the electromagnet shaft core is positioned in the electromagnet main body, a through hole is formed in the other end of the electromagnet shaft core, a first shaft is arranged in the through hole, the pull rod pieceis connected with the electromagnet shaft core through the first shaft, and a tower spring is arranged between the first shaft and the electromagnet main body; and each torsion spring piece comprisesa middle elastic part, a first connecting part and a second connecting part, a second shaft is arranged in each first connecting part, the torsional spring pieces are connected with the pull rod piece through the second shafts, a third shaft is arranged in each second connecting part, each third shaft is sleeved with a stainless steel sleeve, and the manual reset piece is arranged on the mountingframe through a fourth shaft. According to the fireproof door closer, the mechanical structure is simple, the design is reasonable, the implementation is convenient, the number of integral componentsis small, the assembly is simple, the comprehensive cost is reduced, the using effect is good, and popularization and use are facilitated.
本发明公开了一种防火门闭门器，包括滑槽、安装架和滑块，安装架内设置有电磁铁组件、拉杆件、扭簧件和手动复位件；电磁铁组件包括电磁铁主体和电磁铁轴芯，电磁铁轴芯的一端位于电磁铁主体内，电磁铁轴芯的另一端设置有通孔，通孔内设置有第一轴，拉杆件通过第一轴与电磁铁轴芯连接，第一轴与电磁铁主体之间设置有塔簧；扭簧件包括中间弹性部、第一连接部和第二连接部，第一连接部内设置有第二轴，扭簧件通过第二轴与拉杆件连接，第二连接部内设置有第三轴，第三轴上套设有不锈钢套筒，手动复位件通过第四轴连接在安装架上。本发明机械结构简单，设计合理，实现方便，整体组成部件少，组装简单，降低了其综合成本，使用效果好，便于推广使用。
Fireproof door closer
The invention discloses a fireproof door closer. The fireproof door closer comprises a sliding groove, a mounting frame and a sliding block, wherein an electromagnet assembly, a pull rod piece, torsion spring pieces and a manual reset piece are arranged in the mounting frame; the electromagnet assembly comprises an electromagnet main body and an electromagnet shaft core, one end of the electromagnet shaft core is positioned in the electromagnet main body, a through hole is formed in the other end of the electromagnet shaft core, a first shaft is arranged in the through hole, the pull rod pieceis connected with the electromagnet shaft core through the first shaft, and a tower spring is arranged between the first shaft and the electromagnet main body; and each torsion spring piece comprisesa middle elastic part, a first connecting part and a second connecting part, a second shaft is arranged in each first connecting part, the torsional spring pieces are connected with the pull rod piece through the second shafts, a third shaft is arranged in each second connecting part, each third shaft is sleeved with a stainless steel sleeve, and the manual reset piece is arranged on the mountingframe through a fourth shaft. According to the fireproof door closer, the mechanical structure is simple, the design is reasonable, the implementation is convenient, the number of integral componentsis small, the assembly is simple, the comprehensive cost is reduced, the using effect is good, and popularization and use are facilitated.
本发明公开了一种防火门闭门器，包括滑槽、安装架和滑块，安装架内设置有电磁铁组件、拉杆件、扭簧件和手动复位件；电磁铁组件包括电磁铁主体和电磁铁轴芯，电磁铁轴芯的一端位于电磁铁主体内，电磁铁轴芯的另一端设置有通孔，通孔内设置有第一轴，拉杆件通过第一轴与电磁铁轴芯连接，第一轴与电磁铁主体之间设置有塔簧；扭簧件包括中间弹性部、第一连接部和第二连接部，第一连接部内设置有第二轴，扭簧件通过第二轴与拉杆件连接，第二连接部内设置有第三轴，第三轴上套设有不锈钢套筒，手动复位件通过第四轴连接在安装架上。本发明机械结构简单，设计合理，实现方便，整体组成部件少，组装简单，降低了其综合成本，使用效果好，便于推广使用。
Fireproof door closer
一种防火门闭门器
WANG FENFEN (author) / LIU GUANGDONG (author)
2020-05-29
Patent
Electronic Resource
Chinese
IPC:
E05F
DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION
,
Vorrichtungen zum Bewegen der Flügel in die Offen- oder Schließstellung
Energy-saving fireproof door with built-in fireproof door closer
| European Patent Office | 2021