Three-wire system temperature and liquid integrated switch
By designing a three-wire temperature-liquid integrated switch and combining it with magnetic liquid level and temperature detection, the problem that existing equipment cannot measure liquid level and temperature simultaneously is solved, and efficient and low-cost liquid level and temperature measurement is achieved.
CN223333709UActive Publication Date: 2025-09-12SHANGHAI FEEJOY ELECTRONICS TECH CO LTD
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Patent Information
- Application Number
- CN202421943452.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-08-12
- Publication Date
- 2025-09-12
- Estimated Expiration
- 2034-08-12
AI Technical Summary
Technical Problem
Existing liquid level measurement equipment has a single function and cannot detect liquid level and temperature at the same time. It is inconvenient to operate and has high cost.
Method used
A three-wire temperature-liquid integrated switch is designed. It combines a magnetic liquid level detection device and a temperature detection device. The magnetic system of the float is used to affect the change in the resistance value of the reed switch to achieve liquid level measurement, and the temperature is detected by PT1000.
Benefits of technology
It realizes the function of measuring liquid level and temperature at the same time, has simple structure, high precision and reduces operation complexity and cost.
✦ Generated by Eureka AI based on patent content.
Abstract
The utility model discloses a three-wire system temperature and liquid integrated switch, which comprises a shell, a connecting piece and a probe rod, the connecting piece is fixedly arranged at the lower end of the shell, the probe rod is fixedly arranged at the lower end of the connecting piece, and a wiring module and a control module are arranged in the shell. A magnetic liquid level detection device and a temperature detection device are correspondingly arranged in the probe rod, the probe rod is slidably sleeved with a floating ball part, a permanent magnet is fixedly arranged in the floating ball part, and a limiting part is arranged at the lower end of the probe rod. According to the utility model, the structure of the connecting rod floating ball is improved, and the magnetic system and the temperature sensing resistor are matched, so that the liquid level height and the temperature can be detected synchronously, the whole device is convenient to disassemble, assemble and use, and the accuracy is higher.
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