1
00:00:00,000 --> 00:00:05,940
220千伏LW25断路器采用三相分体单端口结构

2
00:00:05,940 --> 00:00:08,266
每个产品由三个单极结构

3
00:00:08,266 --> 00:00:09,511
操作简单

4
00:00:09,511 --> 00:00:10,896
可单极操作

5
00:00:10,896 --> 00:00:12,796
也可三极一起操作

6
00:00:12,796 --> 00:00:15,231
便于安装和操作是变电站

7
00:00:15,240 --> 00:00:19,453
发电厂 以及输电线路理想的高压设备

8
00:00:19,454 --> 00:00:23,074
它具有优异的热稳定性和机械耐久性

9
00:00:23,074 --> 00:00:26,409
能够在恶劣的工作环境中长时间稳定运行

10
00:00:27,001 --> 00:00:30,586
首先储能时是断路器通过电机旋转

11
00:00:30,586 --> 00:00:33,987
电机齿轮联动两个棘爪交替偏心运动

12
00:00:33,987 --> 00:00:35,597
联动拉动滚轮

13
00:00:35,597 --> 00:00:37,627
带动竖轴向上运动

14
00:00:37,627 --> 00:00:40,447
带动合闸弹簧压缩变短从而储能

15
00:00:41,041 --> 00:00:43,056
合闸弹簧系统独立

16
00:00:43,056 --> 00:00:44,261
操作稳定

17
00:00:44,261 --> 00:00:46,101
合闸电磁铁吸合

18
00:00:46,101 --> 00:00:47,831
铁芯向上运动

19
00:00:47,831 --> 00:00:49,294
带动闸锁旋转

20
00:00:49,294 --> 00:00:50,964
从而释放滚轮

21
00:00:50,964 --> 00:00:53,294
在合闸储能弹簧变长

22
00:00:53,294 --> 00:00:54,919
滚轮开始运动

23
00:00:54,919 --> 00:00:57,974
同时轴凸轮撞击连杆逆时针运动

24
00:00:57,974 --> 00:00:59,679
使杆向下运动

25
00:00:59,679 --> 00:01:04,479
同时拉动分闸储能杆向上运动对分闸弹簧进行储能

26
00:01:04,481 --> 00:01:06,716
带动拐臂顺时针旋转

27
00:01:06,716 --> 00:01:08,381
拉杆向前运动

28
00:01:08,381 --> 00:01:12,211
带动拐臂顺时针旋转拉动触头杆向上运动

29
00:01:12,214 --> 00:01:14,721
插入静触头完成合闸

30
00:01:14,721 --> 00:01:16,746
分闸弹簧释放系统

31
00:01:16,746 --> 00:01:19,026
首先分闸电磁铁吸合

32
00:01:19,026 --> 00:01:20,706
铁芯向上运动

33
00:01:20,706 --> 00:01:22,161
推动分闸掣子

34
00:01:22,161 --> 00:01:23,971
压到触发联动杆

35
00:01:23,971 --> 00:01:26,551
触发联动杆撞击锁死机构

36
00:01:26,551 --> 00:01:28,671
使主轴顺时针旋转

37
00:01:28,671 --> 00:01:30,414
释放对主轴的束缚

38
00:01:30,414 --> 00:01:33,449
联动机构输出拐臂顺时针旋转

39
00:01:33,449 --> 00:01:35,499
推动竖轴向下运动

40
00:01:35,499 --> 00:01:37,854
分闸弹簧变长释放能量

41
00:01:37,854 --> 00:01:39,249
轴向上运动

42
00:01:39,249 --> 00:01:41,519
拉动拐臂逆时针旋转

43
00:01:41,519 --> 00:01:43,214
拉杆向后运动

44
00:01:43,214 --> 00:01:45,267
拉动拐臂逆时针旋转

45
00:01:45,267 --> 00:01:49,601
使动触头杆向下运动脱离静触点完成分闸

46
00:01:49,601 --> 00:01:55,054
整机经历了5000次不间断的机械寿命试验 操作可靠性高

47
00:01:55,055 --> 00:01:57,005
无漏油、漏气风险

48
00:01:57,005 --> 00:02:00,790
且断路器本体与操做机构采用直接连接

49
00:02:00,790 --> 00:02:03,188
使得它体积小、重量轻

50
00:02:03,189 --> 00:02:05,534
高可靠的弹簧操动机构

51
00:02:05,534 --> 00:02:07,409
使结构简单清晰

52
00:02:07,409 --> 00:02:09,869
产品运行维护工作量很少

53
00:02:09,869 --> 00:02:14,722
只需定期查看六氟化硫气体表压和涂抹润滑脂即可