US 12,230,942 B2
Device for lifting power equipment of switchboard
E Jae Choi, Anyang-si (KR)
Assigned to LS ELECTRIC CO., LTD., Anyang-si (KR)
Appl. No. 17/640,640
Filed by LS ELECTRIC CO., LTD., Anyang-si (KR)
PCT Filed Mar. 12, 2020, PCT No. PCT/KR2020/003440
§ 371(c)(1), (2) Date Nov. 1, 2022,
PCT Pub. No. WO2021/045338, PCT Pub. Date Mar. 11, 2021.
Claims priority of application No. 10-2019-0110557 (KR), filed on Sep. 6, 2019.
Prior Publication US 2024/0250510 A1, Jul. 25, 2024
Int. Cl. H02B 11/12 (2006.01); B66C 1/66 (2006.01); B66C 23/20 (2006.01)
CPC H02B 11/12 (2013.01) [B66C 1/66 (2013.01); B66C 23/20 (2013.01)] 4 Claims
OG exemplary drawing
 
1. A device for lifting power equipment of a switchboard, comprising:
a rail part that is located above the switchboard; an elevating part that can be guided and move forward and backward and left and right above the rail part, and lifts the power equipment; and
a lifting bracket that is fixed to two facing side surfaces of the power equipment, is coupled to a hook block of the elevating part, and moves up and down according to actions of the elevating part, wherein the lifting bracket comprises:
a frame part providing a circular ring coupled to the hook block, wherein the frame part comprises an upper frame part, and a side frame part extending downward from two facing sides of the upper frame part; and
a hanging part having a first side coupled to the frame part and a second side inserted into each groove of two facing side surfaces of the power equipment,
wherein adjusting holes into which opposite ends of the hanging part coupled to one end of the hanging part are inserted are formed in the side frame part and insertion grooves for adjusting a spacing into which a part of the hanging part is inserted are formed in the adjusting holes; and
a movement restricting part that rotates around a pivot fixed to the side frame part and has a plurality of grooves for restricting movement of the hanging part in a closed state.