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Van Veen Grab Bed Load Sampler

Name: Van Veen Grab Bed Load Sampler
Brand: Sami Lab Tek
Price: 25000.0 INR
Availability: InStock

Price 25000.0 INR/ Unit

Get a Price/Quote

MOQ : 1 Unit

Van Veen Grab Bed Load Sampler Specification

Usage & Applications
Sampling sediments and bed loads in rivers, lakes and water bodies

Dimension (L*W*H)
Approx. 350 mm x 150 mm x 250 mm

Accuracy
Designed for representative bottom sampling

Weight
Approx. 8-10 kg

Speed Range
Operator dependent

Features
Heavy-duty stainless steel construction, rust and corrosion-proof, hinged jaw operation, secure lock mechanism

Frame Type
Stainless Steel Frame

Product Type
Bed Load Sampler

Color
Silver/Steel

Capacity
Approximately 3-5 liters (sample volume)

Power
Manual, No Power Required

Automation Grade
Manual

Corrosion Resistance
Yes

Sampling Mechanism
Dual clamshell bucket/jaw type

Material
High quality stainless steel

Surface Finish
Polished stainless steel

Operation
Lowered open, closes upon impact with bed/sediment

Closure System
Spring-loaded jaw action

Recommended Accessories
Carrying case, marked rope, snap hook, and gloves (optional)

Maximum Sampling Depth
Up to 50 meters (with appropriate cable)

Portability
Portable for field use

Jaw Opening Width
150 mm

Handle Type
Wire rope/chain operated with central lifting ring

Van Veen Grab Bed Load Sampler Trade Information

Minimum Order Quantity
1 Unit

Supply Ability
500 Units Per Month

Delivery Time
7 Days

About Van Veen Grab Bed Load Sampler

The Van Veen Grab Bed Load Sampler is a robust and efficient designed for collecting bottom sediment (bed load) samples from rivers, lakes, reservoirs, and marine environments. It operates on a clamshell (grab) mechanism, enabling precise sampling of surface sediments with minimal operational effort.

This sampler is widely used in hydrological studies, environmental monitoring, dredging surveys, and sediment analysis.

Key Features:

High-Quality Construction: Made from corrosion-resistant stainless steel for long service life
Clamshell Design: Dual jaws open during lowering and automatically close upon contact with the bed
Accurate Sampling: Ensures effective collection of surface sediments (typically up to 20 cm depth)
Easy Operation: Rope or cable operated; suitable for manual or winch deployment
Multiple Capacities: Available in different sizes to suit varied sampling requirements
Minimal Sample Loss: Mesh screens and flaps allow water flow while retaining sediment

Working Principle:

The sampler is lowered into the water with its jaws locked in an open position. When it touches the bed, the locking mechanism releases, and upon lifting, the jaws close tightly to capture sediment samples from the bottom surface .

Applications:

River and canal bed load sampling
Marine and coastal sediment studies
Environmental impact assessments
Wastewater and sludge analysis
Geological and hydrological surveys

Technical Highlights:

Sampling Area: Approx. 0.1 m (varies by model)
Sampling Depth: Up to 20 cm
Material: Stainless Steel (SS 304 / SS 316)
Operation: Manual / Winch-based
Suitable Sediment: Soft to medium bed material

Advantages:

Simple and reliable design
Quick sample collection
Portable and easy to maintain
Suitable for field and laboratory studies

Limitations:

Disturbs sediment structure compared to core samplers
Not ideal for very hard or rocky beds

Durable Stainless Steel Construction

Engineered with a heavy-duty stainless steel frame and polished finish, the Van Veen Grab Sampler resists corrosion and offers long-lasting durability, even in harsh environments. Its rust-resistant design makes it especially suitable for regular fieldwork in fresh or saltwater bodies.

Efficient Dual Clamshell Jaw Mechanism

The sampler features a dual clamshell jaw that operates on a spring-loaded closure system. This design enables effective, representative sampling by securely capturing bed sediments upon impact-minimizing material loss and ensuring sample integrity.

User-Friendly and Portable Operation

Manual operation via a wire rope or chain and a central lifting ring allows for simple deployment and retrieval. Weighing approximately 8-10 kg and packaged with optional carrying accessories, the device is highly portable and tailored for convenient field applications.

FAQ's of Van Veen Grab Bed Load Sampler:

Q: How does the Van Veen Grab Bed Load Sampler function during sediment collection?

A: The sampler is lowered into the water in an open position using a wire rope or chain. Upon reaching the bed or sediment surface, the spring-loaded jaws are triggered to close, securely capturing a sediment sample for analysis.

Q: What materials and finishes contribute to the sampler's corrosion resistance?

A: Constructed entirely from high-quality stainless steel with a polished finish, the device offers excellent resistance to rust and corrosion, ensuring reliable performance even in challenging aquatic environments.

Q: When is it ideal to use the Van Veen Grab Sampler for environmental studies?

A: The sampler is best used when representative sediment or bed load samples are required from aquatic sites, such as during water quality assessment, ecological research, or routine environmental monitoring operations.

Q: Where can the Van Veen Grab Sampler be deployed for sampling?

A: It can be deployed in various water bodies, including rivers, lakes, reservoirs, ponds, and coastal waters-any location where bottom sediment sampling is essential.

Q: What is the process for operating the Van Veen Grab Sampler?

A: Attach the wire rope or chain to the central lifting ring, lower the open sampler to the desired location, and allow it to rest on the sediment bed. The jaws close automatically upon impact, after which the sampler can be retrieved with the contained sample.

Q: How portable is the device for fieldwork, and what optional accessories are recommended?

A: Designed for easy transport, the sampler weighs about 8-10 kg and can be carried with a case. Recommended accessories include a marked rope, snap hook, and protective gloves for safe and efficient field operation.

Q: What are the main benefits of using this manual, heavy-duty sampler over powered models?

A: This manual sampler offers reliable, precise sediment collection without the need for power sources, making it flexible and cost-effective for fieldwork. Its robust construction and ease of use ensure accuracy and longevity in diverse sampling conditions.

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