US 11,883,627 B2
Driving structure and injection machine
Yue Tian, Guangdong (CN); and Shaodong Ren, Guangdong (CN)
Assigned to SHENZHEN ZPW TECHNOLOGY CO., LTD., Guangdong (CN)
Appl. No. 17/252,970
Filed by SHENZHEN ZPW TECHNOLOGY CO., LTD., Guangdong (CN)
PCT Filed Mar. 27, 2020, PCT No. PCT/CN2020/081686
§ 371(c)(1), (2) Date Dec. 16, 2020,
PCT Pub. No. WO2020/200094, PCT Pub. Date Oct. 8, 2020.
Claims priority of application No. 201910264348.4 (CN), filed on Apr. 3, 2019; application No. 201911111498.8 (CN), filed on Nov. 14, 2019; and application No. 201911111510.5 (CN), filed on Nov. 14, 2019.
Prior Publication US 2021/0128826 A1, May 6, 2021
Int. Cl. A61M 5/145 (2006.01); A61M 5/142 (2006.01)
CPC A61M 5/14248 (2013.01) 20 Claims
OG exemplary drawing
 
1. A driving structure for driving an injection device to inject liquid, comprising: a driving device, a first swinging assembly and a second swinging assembly, wherein the first swinging assembly and the second swinging assembly both comprise a swinging block and a moving block, the swinging block is in contact with the moving block, the swinging block of the first swinging assembly and the swinging block of the second swinging assembly are both connected with an output end of the driving device, the swinging block in the same swinging assembly is configured to drive the moving block to move, and a working stroke of the moving block in the first swinging assembly and a working stroke of the moving block in the second swinging assembly are carried out at intervals;
further comprising a first track and a second track, wherein the swinging block of the first swinging assembly comprises a first swinging block, the moving block of the first swinging assembly comprises a first moving block, the swinging block of the second swinging assembly comprises a second swinging block, the moving block of the second swinging assembly comprises a second moving block, the first moving block is capable of moving along the first track, and the second moving block is capable of moving along the second track.