US 11,794,212 B2
Cross belt sorting trolley
Bing Tang, Qingdao (CN); Jinfei Xiao, Qingdao (CN); Chunyang Huang, Qingdao (CN); Mengteng Li, Qingdao (CN); Xiaofen Yao, Qingdao (CN); and Shengguang Zou, Qingdao (CN)
Assigned to KENGIC INTELLIGENT TECHNOLOGY CO., LTD., Qingdao (CN)
Appl. No. 17/781,728
Filed by KENGIC INTELLIGENT TECHNOLOGY CO., LTD., Qingdao (CN)
PCT Filed Jun. 12, 2020, PCT No. PCT/CN2020/095700
§ 371(c)(1), (2) Date Jun. 2, 2022,
PCT Pub. No. WO2021/237810, PCT Pub. Date Dec. 2, 2021.
Claims priority of application No. 202010473241.3 (CN), filed on May 29, 2020.
Prior Publication US 2023/0001452 A1, Jan. 5, 2023
Int. Cl. B65G 47/96 (2006.01); B07C 3/08 (2006.01); B07C 5/36 (2006.01)
CPC B07C 3/08 (2013.01) [B07C 5/36 (2013.01); B65G 47/96 (2013.01)] 6 Claims
OG exemplary drawing
 
1. A cross belt sorting trolley, comprising an upper conveying unit and a lower frame, wherein the upper conveying unit comprises a belt supporting plate and side plates connected to both sides of the belt supporting plate, two ends of each side plate are respectively provided with an unpowered roller and a powered roller, and a sorting belt is wound on the belt supporting plate, the unpowered roller and the powered roller, wherein
a folding plate is horizontally mounted on a side of each side plate, and a first bending connecting plate or a second bending connecting plate is vertically connected to the side of each side plate;
the folding plate is an integral horizontal plate-like component, a plurality of uniform circular arc-shaped sections are arranged on an outer side edge of the folding plate, and the circular arc-shaped sections of the folding plates on both sides of the same sorting trolley engage with each other such that when two sorting trolleys with one in front of the other are connected in series with each other, the circular arc-shaped sections of the folding plates of the sorting trolleys engage with certain gaps reserved;
a plurality of groups of folding plate fixing plates are mounted on a side portion of the side plate, the folding plate fixing plates are provided with bending portions, side portions of the folding plate fixing plates are fixedly connected to the side plates, and horizontal tops of the folding plate fixing plates are fixedly connected to the folding plate; and
the first bending connecting plate and the second bending connecting plate are respectively connected to the side plates on one side, and a bottom of the first bending connecting plate and a bottom of the second bending connecting plate are respectively provided with a first mounting hole and a second mounting hole for a connection with the lower frame;
wherein a plurality of groups of tie rods are transversely connected between the side plates on both sides;
wherein the lower frame comprises a trolley frame, walking wheel assemblies, guide wheel assemblies, a knuckle bearing assembly and a secondary plate;
the walking wheel assemblies and the guide wheel assemblies are connected to the trolley frame, the trolley frame is of a T-shaped integral structure, and the trolley frame comprises a horizontal part and a vertical part, and transition parts punch-formed as a whole are arranged on two sides of a joint of the horizontal part and the vertical part;
a plurality of continuous circular arc parts are arranged at an outer edge of the horizontal part; and
an oblong slot is longitudinally formed along the vertical part of the trolley frame, and a plurality of sets of inner threaded holes and outer positioning holes are arranged inside the oblong slot and outside the oblong slot.