A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
The invention discloses a novel fireproof lock. The lock comprises a shell and a side panel, the shell comprises an upper cover and a bottom shell, and a latch bolt lock assembly and a flat tongue lock assembly are arranged in the shell. The latch bolt lock assembly comprises a latch bolt. The latch bolt is arranged at one side of the bottom shell; a connecting rod is arranged behind the latch bolt; a sliding seat is arranged in the middle of the connecting rod; the sliding seat is sleeved on the connecting rod; a reset spring is arranged behind the connecting rod; a fixing nut is arranged atthe rear end of the return spring; a fixed column is also arranged above the bottom shell; a first torsional spring is arranged on the fixed column, a special-shaped piece is arranged under the firsttorsional spring, an installation hole is formed in the special-shaped piece, one end of the special-shaped piece extends to the position between the sliding base and the latch bolt, a blocking pieceis arranged at the other end of the special-shaped piece, the connecting rod is sleeved with one end of the first torsional spring, and the other end of the first torsional spring is attached to the bottom shell. The novel fireproof lock is easy to manufacture, convenient to assemble, stable in structure and durable.
本发明公开了一种新型防火锁，包括壳体和侧面板，所述壳体包括上盖和底壳，所述壳体内设有斜舌锁组件和平舌锁组件，所述斜舌锁组件包括一斜口舌，所述斜口舌设置底壳一侧，所述斜舌后方设有连杆，所述连杆中部设有滑座，所述滑座套设在连杆上，所述连杆后方设有复位弹簧，所述复位弹簧后端设有固定螺母，所述底壳上方还设有一固定柱，所述固定柱上设有第一扭簧，所述第一扭簧下方设有异形片，所述异形片上设有安装孔，所述异形片一端延伸至滑座和斜口舌之间，所述异形片另一端设有挡片，所述第一扭簧一端套设在连杆上，另一端贴合底壳。本发明制造容易，组装方便，结构稳定，经久耐用。
The invention discloses a novel fireproof lock. The lock comprises a shell and a side panel, the shell comprises an upper cover and a bottom shell, and a latch bolt lock assembly and a flat tongue lock assembly are arranged in the shell. The latch bolt lock assembly comprises a latch bolt. The latch bolt is arranged at one side of the bottom shell; a connecting rod is arranged behind the latch bolt; a sliding seat is arranged in the middle of the connecting rod; the sliding seat is sleeved on the connecting rod; a reset spring is arranged behind the connecting rod; a fixing nut is arranged atthe rear end of the return spring; a fixed column is also arranged above the bottom shell; a first torsional spring is arranged on the fixed column, a special-shaped piece is arranged under the firsttorsional spring, an installation hole is formed in the special-shaped piece, one end of the special-shaped piece extends to the position between the sliding base and the latch bolt, a blocking pieceis arranged at the other end of the special-shaped piece, the connecting rod is sleeved with one end of the first torsional spring, and the other end of the first torsional spring is attached to the bottom shell. The novel fireproof lock is easy to manufacture, convenient to assemble, stable in structure and durable.
本发明公开了一种新型防火锁，包括壳体和侧面板，所述壳体包括上盖和底壳，所述壳体内设有斜舌锁组件和平舌锁组件，所述斜舌锁组件包括一斜口舌，所述斜口舌设置底壳一侧，所述斜舌后方设有连杆，所述连杆中部设有滑座，所述滑座套设在连杆上，所述连杆后方设有复位弹簧，所述复位弹簧后端设有固定螺母，所述底壳上方还设有一固定柱，所述固定柱上设有第一扭簧，所述第一扭簧下方设有异形片，所述异形片上设有安装孔，所述异形片一端延伸至滑座和斜口舌之间，所述异形片另一端设有挡片，所述第一扭簧一端套设在连杆上，另一端贴合底壳。本发明制造容易，组装方便，结构稳定，经久耐用。
Novel fireproof lock
一种新型防火锁
LI HONGCHUN (author)
2020-04-17
Patent
Electronic Resource
Chinese
IPC:
E05B
LOCKS
,
Schlösser