CN-224213942-U - Triple door locking mechanism

CN224213942UCN 224213942 UCN224213942 UCN 224213942UCN-224213942-U

Abstract

The utility model relates to a triple door locking mechanism, which relates to the technical field of rail transit platform shielding doors, and comprises two fixed bases which are respectively and fixedly arranged on adjacent sides of door plates on the left side and the right side of a triple sliding door, two automatic bases which are respectively and fixedly arranged on the left side and the right side of the door plate in the middle of the triple sliding door, a locking block seat which is fixedly arranged on the fixed bases, a bearing seat which is fixedly arranged on the automatic bases, a rotary locking shaft which is rotatably arranged on the bearing seat through a bearing, an electromagnet unit which is fixedly arranged on the automatic bases, an electromagnet unlocking shaft which is fixedly arranged on the movable end of the electromagnet unit, and a linkage arrangement between the electromagnet unlocking shaft and the rotary locking shaft.

Inventors

LIU XIUFANG
XIE DIFEI
Gui Jiangcheng

Assignees

深圳市东木科技有限公司

Dates

Publication Date: 20260508
Application Date: 20250411

Claims (4)

1. The utility model provides a three way door locking mechanism, it contains three way push-and-pull door, unable adjustment base (1), automatic base (3), wherein unable adjustment base (1) are two and respectively fixed the setting on the adjacent side of the door plant of the left and right sides of three way push-and-pull door, automatic base (3) are two and respectively fixed the setting on the left and right sides edge of the door plant in the centre of three way push-and-pull door, and left unable adjustment base (1), automatic base (3) cooperation setting, unable adjustment base (1), automatic base (3) cooperation setting on the right side, its characterized in that still contains: the locking piece seat (2), the said locking piece seat (2) is fixed on fixed base (1); The bearing seat (4) is fixedly arranged on the automatic base (3), and the bearing seat (4) is arranged behind the locking block seat (2) on the fixed base (1) matched with the automatic base (3); The rotary locking shaft (5) is rotatably arranged on the bearing seat (4) through a bearing, and the rotary locking shaft (5) is matched and clamped with the locking block seat (2) positioned in front of the bearing seat (4); The electromagnet unit (6), the said electromagnet unit (6) is fixed to automatic base (3); The electromagnet unlocking shaft (7), the electromagnet unlocking shaft (7) is fixedly arranged at the movable end of the electromagnet unit (6), and the electromagnet unlocking shaft (7) and the rotary locking shaft (5) are in linkage arrangement.
2. The triple door locking mechanism of claim 1, wherein the automatic base (3) is fixedly provided with a reversing shaft (13), the reversing shaft (13) is rotatably provided with an automatic reversing plate (14) through a bearing, kidney-shaped holes are formed in the two sides of the reversing shaft (13) on the automatic reversing plate (14), a poking rod shaft (15) is rotatably arranged on an arm of the rotary locking shaft (5) through a bearing, and the poking rod shaft (15) is movably inserted into the kidney-shaped hole at one end of the automatic reversing plate (14).
3. The triple door locking mechanism of claim 2, wherein a switch trigger plate (10) is arranged between the electromagnet unit (6) and the automatic reversing plate (14), an unlocking shaft protecting sleeve (8) is arranged at the upper end of the switch trigger plate (10) in a rotating manner through a bearing, the electromagnet unlocking shaft (7) is inserted into the unlocking shaft protecting sleeve (8), a sliding rail shaft (12) is arranged at the lower end of the switch trigger plate (10) in a rotating manner through a bearing, and the sliding rail shaft (12) is inserted into a kidney-shaped hole at the other end of the automatic reversing plate (14).
4. The triple door locking mechanism of claim 3, wherein the automatic base (3) is fixedly provided with a guide sliding rail (9), the switch trigger plate (10) is arranged on the guide sliding rail (9) in a sliding mode, the automatic base (3) is fixedly provided with two microswitches (11), and the switch trigger plate (10) is matched with the microswitches (11).

Description

Triple door locking mechanism Technical Field The utility model relates to the technical field of rail transit platform shielding doors, in particular to a triple door locking mechanism. Background Along with the rapid development of rail traffic construction, the construction of the mixed junction of high-speed rail, subway and urban traffic continuously improves the demands of various trains for entering the station, the technology of the shielding door of the train platform also needs to develop along with the development, different train models are different in opening degree and position of the door body, the shielding door also needs to be constructed in cooperation with different opening degree and position, the research and development construction of the three-opening shielding door is the equipment for starting, the door opening of the three-opening door is determined according to the demands of the entering the station vehicle model, the door opening of the three-opening door needs to be continuously combined, when the two doors on the left are required to be integrated, the two doors on the left are required to be locked into a whole, when the two doors on the right are required to be integrated, the two doors on the right are required to be locked into a whole, and after the train leaves the station, the three doors are required to be locked into a whole, and under the demands, the three-door locking mechanism is developed. Disclosure of utility model The utility model aims at overcoming the defects and shortcomings of the prior art, and provides a triple door locking mechanism which is provided with a triple sliding door structure and is used for realizing controllable connection between a middle door plate and two side door plates through the locking structure, so that the combination connection between the middle door plate and the left and right side door plates is realized, and the requirements of different inbound vehicle types are met. In order to achieve the above purpose, the present utility model adopts the following technical scheme: It contains trigeminy push-and-pull door, unable adjustment base, automatic base, wherein unable adjustment base is two and fixed the setting respectively on the adjacent side of the door plant of the left and right sides of trigeminy push-and-pull door, and automatic base is two and fixed the setting respectively on the left and right sides edge of the door plant in the centre of trigeminy push-and-pull door, and left unable adjustment base, automatic base cooperation setting, unable adjustment base, the automatic base cooperation setting on right side, it still contains: The locking piece seat is fixedly arranged on the fixed base; The bearing seat is fixedly arranged on the automatic base, and the bearing seat is arranged behind a locking block seat on a fixed base matched with the automatic base; the rotary locking shaft is rotatably arranged on the bearing seat through a bearing, and is matched and clamped with the locking block seat positioned in front of the bearing seat; The electromagnet unit is fixedly arranged on the automatic base; The electromagnet unlocking shaft is fixedly arranged at the movable end of the electromagnet unit, and the electromagnet unlocking shaft and the rotary locking shaft are in linkage. Preferably, the automatic base on fixedly be provided with the switching-over axle, be equipped with the automatic switching-over board through the bearing soon on the switching-over axle, and be located the both sides of switching-over axle on the automatic switching-over board and all be provided with waist shape hole, be equipped with the driving lever axle through the bearing soon on the arm of rotatory locking axle, the driving lever axle activity is inserted and is established in the waist shape hole of one end on the automatic switching-over board. Preferably, a switch trigger plate is arranged between the electromagnet unit and the automatic reversing plate, an unlocking shaft protecting sleeve is arranged at the upper end of the switch trigger plate in a rotating way through a bearing, an electromagnet unlocking shaft is inserted into the unlocking shaft protecting sleeve, a sliding rail shaft is arranged at the lower end of the switch trigger plate in a rotating way through a bearing, and the sliding rail shaft is inserted into a kidney-shaped hole at the other end of the automatic reversing plate. Preferably, the automatic base on fixedly be provided with the direction slide rail, the switch trigger plate slide frame is on the direction slide rail, fixedly be provided with two micro-gap switches on the automatic base, switch trigger plate and micro-gap switch cooperation setting. Compared with the prior art, the utility model has the beneficial effects that: 1. According to the scheme, a triple sliding door structure is arranged for the platform screen door, and the connection between the middle door plate and the door plate