The HC-GY21/GY31 Concrete Rebar Detector is a high-performance non-destructive testing (NDT) instrument. It is primarily designed to detect the location, distribution, and orientation of rebar within concrete structures, accurately measure concrete cover thickness, and estimate rebar diameter. It serves as an essential tool for quality acceptance in construction projects and is widely used to assess the safety and durability of existing structures such as bridges and tunnels.
Core Functions and Design Highlights
The device features a split-unit design, consisting of a main control unit and a detection sensor.
High-Performance Processing and Display:
- Equipped with a 5-inch high-definition full-color LCD screen.
- Features a built-in 32-bit high-speed CPU for faster core processing and significantly improved detection efficiency.
Intelligent Detection Technology (Focus on HC-GY21):
- Real-time Imaging: Displays concrete cover thickness and rebar signal imagery in real-time, with the ability to automatically lock onto the minimum value.
- High-Precision Sensor: An upgraded sensor offers significantly higher detection accuracy; combined with optimized signal processing algorithms, it ensures data consistency and stability.
- Dense Rebar Handling: The HC-GY31 model features a dense rebar anti-interference algorithm, enhancing resolution accuracy in complex environments.
Convenient Data Interaction:
- Wireless Connectivity: Built-in low-power Bluetooth chip connects to the "Haichuang" mobile app, enabling real-time uploading of on-site test data.
- Professional Software: Comes with professional PC-based data processing software for easy generation of standardized inspection reports.
- Driver-free Connection: Features adaptive PC drivers (no manual installation required) and supports remote software upgrades.
Exceptional Battery Life and Durability:
- Utilizes a high-capacity, swappable lithium battery with a low-power design. The HC-GY21 offers over 28 hours of continuous use on a full charge (over 21 hours for the HC-GY31).
Compliance:
- Fully supports JGJ inspection functions, meeting all requirements of the latest national inspection standards.
Typical Application Areas
- Construction Quality Acceptance: Conducting spot checks or comprehensive surveys on the construction quality of concrete structures such as buildings, bridges, and tunnels.
- Structural Safety Assessment: Accurately determining rebar configuration during assessments for the reinforcement or renovation of existing structures.
- Construction Safety Guidance: Locating rebar prior to operations like drilling or core sampling to avoid internal reinforcement and metal conductors.
Frequently Asked Questions (FAQ)
Q1: How does this instrument handle data deviations caused by ambient temperature changes?
A: This series features a built-in temperature compensation mechanism. It uses upgraded algorithms to maintain data consistency, ensuring accurate on-site testing across various climatic conditions.
Q2: What distinguishes the HC-GY31 from the HC-GY21?
A: The HC-GY31 features enhanced anti-interference algorithms and an extended detection range (up to 205mm). Additionally, it supports scanning in both profile and grid modes, and utilizes imported encoders and a four-wheel-drive design for faster, more precise positioning.
Q3: Is the data storage capacity sufficient?
A: It is ample. The device can store up to 2 million measurement points, meeting the needs for long-term, continuous testing on massive construction projects.
Q4: Can test data be transmitted back to the office in real-time?
A: Yes. By connecting to a mobile app via the built-in Bluetooth chip, testing personnel can synchronize data to the cloud or a server in real-time while on-site.
Q5: Does this product comply with current Chinese construction engineering testing standards?
A: Yes. It includes built-in testing modes that comply with the latest JGJ specifications, making it a standard choice for quality inspection stations and professional laboratories.
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