An explosion-proof wellhead electromagnetic heating device

By using electromagnetic heaters and electromagnetic coils at the wellhead of oil production wells, combined with explosion-proof housings and temperature sensors, the problems of low efficiency and poor safety of existing wellhead heating equipment have been solved, achieving efficient, safe, reliable heating control and long service life.

CN224550079UActive Publication Date: 2026-07-24SHENZHEN BIYUANDA INVESTMENT CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
SHENZHEN BIYUANDA INVESTMENT CO LTD
Filing Date
2025-10-09
Publication Date
2026-07-24

AI Technical Summary

Technical Problem

Existing wellhead heating equipment for oil production is inefficient, energy-intensive, lacks explosion-proof performance, and has poor environmental adaptability, posing safety hazards from open flames and having a short equipment lifespan.

Method used

It adopts an electromagnetic heater and electromagnetic coil heating method in an explosion-proof enclosure, combined with an insulation layer and a temperature sensor. It heats crude oil medium through electromagnetic induction eddy currents, and uses the electromagnetic heater to realize PID automatic temperature regulation. It is equipped with a control module and explosion-proof structure to ensure safety.

Benefits of technology

It achieves efficient, safe, and reliable heating with precise temperature control, energy savings of 30-50%, longer service life, avoids safety hazards caused by open flames, and is adaptable to extreme wellhead environments.

✦ Generated by Eureka AI based on patent content.

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    Figure CN224550079U_ABST
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Abstract

The utility model provides an explosion -proof well mouth electromagnetic heating device, include: explosion -proof casing, set up in heating pipeline furnace body and electromagnetic heater of explosion -proof casing, the outer periphery of heating pipeline furnace body is provided with heat preservation layer, the outer periphery spiral winding of heat preservation layer has the electromagnetic coil, both ends of electromagnetic coil are connected respectively the anode and cathode of electromagnetic heater. The utility model has solved the problem that current well mouth heating equipment is low in energy efficiency, weak in explosion -proof capacity and poor in environmental adaptability, and is applicable to oil and gas exploitation scene containing flammable and explosive gas.
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