A detonator resistance detection device
By designing a detonator resistance detection device, which uses a power module and processor to calculate the detonator resistance value, the problem of not being able to determine the status of downhole detonators in existing technologies has been solved. This enables rapid and accurate detonator resistance detection, improving wellhead safety and work efficiency.
CN224383347UActive Publication Date: 2026-06-19CHENGDU ROCK PETROLEUM CO LTD
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- CHENGDU ROCK PETROLEUM CO LTD
- Filing Date
- 2025-07-24
- Publication Date
- 2026-06-19
AI Technical Summary
Technical Problem
The existing selector switch lacks detonator resistance detection functionality, making it impossible to determine the status of the downhole detonator, which affects wellhead safety and mining efficiency.
Method used
Design a detonator resistance detection device, including a power supply module, a communication module, a processor, a voltage detection module, a constant current source module, and a detection drive module. The processor calculates the detonator resistance value and transmits it to the ground system to achieve fast and accurate detonator resistance detection.
Benefits of technology
It improves the accuracy and efficiency of downhole detonator status assessment, enhances wellhead safety, and is suitable for oil and gas well field environments.
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Smart Images
Figure CN224383347U_ABST
Abstract
This utility model relates to the field of resistance testing, specifically disclosing a detonator resistance detection device, including a positive power supply terminal, a negative power supply terminal, a detonator, a power supply module, a communication module, a processor, a voltage detection module, a detonator drive module, a constant current source module, and a detection drive module. The positive power supply terminal is connected to one end of the power supply module, the communication module, the voltage detection module, and the detonator. The power supply module is connected to the communication module. The processor is connected to the communication module, the negative power supply terminal, the detection drive module, the detonator drive module, and the voltage detection module. The constant current source module is connected to the other end of the detonator drive module, the voltage detection module, the detonator, and the detection drive module. The detection drive module is connected to the negative power supply terminal and the detonator drive module. This utility model solves the problem that existing selector switches lack detonator resistance detection functionality and cannot determine the status of downhole detonators.
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