Patent ID: 11946349
Assignee: PETROCHINA COMPANY LIMITED
Field: Civil engineering (Other fields)
Classification: CPC E | IPC E

Claim 0:
1. A downhole throttling device based on wireless control, comprising an inlet nozzle (1), a throttling assembly (2), an electrical sealing cylinder (3), a gas guide cylinder (4), a lower adapter sleeve (5), an end socket (6), a female sleeve (7), and electrical components (8), wherein the inlet nozzle (1) is connected to the throttling assembly (2), the throttling assembly (2) is connected to the electrical sealing cylinder (3) and the gas guide cylinder (4), the electrical sealing cylinder (3) is arranged in the gas guide cylinder (4), the electrical sealing cylinder (3) and the gas guide cylinder (4) are both connected to the lower adapter sleeve (5), the lower adapter sleeve (5) is respectively connected to the end socket (6) and the female sleeve (7), the end socket (6) is in the female sleeve (7), and the electrical components (8) are arranged in the electrical sealing cylinder (3), wherein the lower adapter sleeve (5) is provided with a plurality of ventilation ducts.