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BKGL34B-C
Cissoko
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The BKGL34B-C Proportional Control Air Valve represents advanced engineering for modern tipper truck hydraulic systems. This precision component provides superior proportional control for dump trucks through its innovative aluminum alloy valve body construction. Designed with three distinct operational positions - lift, hold, and lower - this bidirectional control valve ensures precise management of tipping functions with rated pressure of 1MPa and 4mm nominal diameter. The ergonomic lever design offers comfortable operation while the compact form factor allows flexible installation in various tipper truck cabin configurations. As a high-performance pneumatic control valve for construction machinery, it delivers exceptional reliability across diverse applications including mining, construction, and transportation sectors, making it the ideal choice for demanding operational environments.
Core positioning (heavy load and high integration): Adopting an intuitive single-axis front and rear push-pull design, the chassis hydraulic main valve is remotely and precisely controlled via compressed air, and the lifting, stopping, lowering and power take-off (PTO) opening and closing of the cargo box are integrated .
Key Highlights (All-Metal Cam/Proportional Slow Descent): The base is made of thickened die-cast aluminum alloy , and the internal transmission uses high-strength metal mechanisms, making it resistant to rough handling by drivers; the "Descent" setting supports linear proportional slow descent , allowing drivers to finely adjust the cargo box's descent speed, perfectly eliminating the hydraulic shock of heavy loads damaging the vehicle's frame .
Technical advantages: Equipped with forced mechanical interlock protection , the PTO will automatically trip and shut down when the handle is pushed forward to lower, completely eliminating the danger of pump burnout when the engine is in gear. The intermediate stop gear has a strong steel ball self-locking mechanism, and the entire valve is resistant to low temperatures and freezing (can work stably from -40℃ to +80℃ ). It has advantages such as low failure rate and resistance to shaking and accidental activation, making it suitable for heavy-duty trucks.
| 参数项 | 参数值 |
|---|---|
| Product Type | Cab control valve |
| Model Number | BKQF34B‑C |
| Pneumatic control range | 0.6‑1.2Mpa |
| Nominal diameter | 4mm |
| Function | Bidirectional control valve, with tipping, stopping, droping functions. |
Applications
Heavy Wheel Loaders & Excavators: Used to split fluid from the main piston pump, prioritizing smooth hydraulic power steering lines while routing the remaining flow to drive heavy boom, arm, and bucket actions.
Complex Sanitation & Garbage Compactors: Coordinates multiple automated steps. It precisely distributes pump power so the vehicle can lift heavy trash containers smoothly while running high-pressure compaction blades at a controlled, uniform speed.
Large Mobile Mining & Drilling Rigs: Feeds high-pressure oil to auxiliary stabilizer jacks while maintaining steady, non-pulsating rotation fluid on the primary drill motor line.
Dump Truck Pneumatic Valve BKGL34B-C are typically packaged securely to prevent damage during transit. The packaging includes:
Protective Wrapping: To safeguard the pump from environmental damage.
Custom Crates: For larger, heavier pumps, ensuring safe handling.
Documentation: Includes installation, maintenance instructions, and warranty details.
Delivery time depends on the model, customizations, and location but typically ranges from 2 to 6 weeks from the order date.
A: The core difference lies in the rigidity of the material and its resistance to rough damage .
Technical Differences: To save costs, the standard 34S light truck series uses engineering plastics for its core transmission cams and connecting rods. In contrast, the BKGL34B-C heavy-duty model is specifically designed for mines and construction sites. Its internal core frame and transmission mechanism are entirely made of high-strength reinforced metal parts , and the base is made of thickened die-cast aluminum alloy. Even under the frequent, forceful pushing and pulling of mining truck drivers in emergency or harsh environments, the internal structure will never deform or misalign, fundamentally eliminating internal air leakage caused by deformation.
A: This is a "misoperation prevention mechanical interlock" function specifically designed to protect the truck's hydraulic pump and transmission.
Important Function: After unloading, the driver needs to lower the cargo box back into place. When the driver pushes the main handle forward to the "lower" position, the metal mechanism at the bottom of the handle will forcefully activate the power take-off (PTO) pneumatic switch back to the OFF position . This completely prevents the driver from forgetting to turn off the PTO and then driving long distances at high speed, thus perfectly preventing the hydraulic pump from overheating and burning out due to high-speed operation, and also protecting the truck's gearbox from gear damage.
A: This is thanks to its built-in high-precision linear pneumatic proportional cone valve structure (Variable Air Metering.
Landing Control: Ordinary air valves only have two states, open and closed, resulting in a massive impact when the cargo box descends to the bottom. However, the "lower" position of the BKGL34B-C is a continuously progressive range. With a slight push from the driver, the air pressure output of the handle is only 0.2 MPa, and the hydraulic main valve return port under the chassis opens only a tiny slit, achieving "millimeter-level micro-motion slow lowering" . When the handle is pushed all the way back, the air pressure reaches its maximum, and the cargo box quickly returns to its original position. This design perfectly protects the truck frame and hydraulic cylinders from the devastating impact of hydraulic oil backflow.
A: This is because the handle has a very strong air circuit cut-off capability and mechanical self-locking (Tactile Detent Hold) in the stop position .
Safety Mechanism: When the handle returns to the middle "stop" position, its internal high-elasticity limiting steel ball will securely engage in the mechanical groove of the aluminum alloy base, preventing accidental displacement even when the vehicle shakes violently on bumpy roads. At this time, the handle will completely cut off the lifting and lowering air circuits to the chassis lifting valve , and the chassis hydraulic main valve will absolutely lock the return oil circuit under the action of the internal spring after losing the air pressure signal. As long as there is no internal leakage in the chassis hydraulic valve and cylinder itself, the tens of tons of cargo box can achieve "zero drift" safe hovering.
A: The key lies in strictly controlling the cleanliness of the gas source through a control system .
Routine Maintenance Recommendations: Construction sites and mines generate extremely high levels of dust and moisture; therefore, this valve is recommended to use clean air with a 40-micron filtration precision. If the air dryer filter in the truck chassis fails, sand, metal shavings, or water may accumulate in the air passage, which can wear down the low-temperature resistant rubber seal on the valve core, causing a continuous hissing sound from the muffler when the handle is stationary. Therefore, the air dryer filter in the truck chassis must be replaced regularly, and water in the air reservoir must be drained periodically.
Yes, we support OEM and customization, including nameplate, packaging, and specific performance requirements. Send us your drawings or specifications for evaluation.
Dump Truck Pneumatic Valve BKGL34B-C are manufactured in compliance with international standards, ensuring high performance and reliability:
ISO 9001: Certified for quality management systems.
CE Certification: Ensures compliance with European safety, health, and environmental protection standards.
RoHS Compliance: Ensures the Valve does not contain hazardous materials.
Factory Testing: Every valve is rigorously tested for performance, pressure, and leak integrity before shipping.
1.What's our advantages?
Factory established in 2005;
With a great deal of production experience;
80+ employees become the professional team;
Constant updated ERP system ensure efficiency of work;
Sophisticated equipment ehanced the accuracy of products;
Professional salesmen provide the greast service;
With a large number of famous customers all over the world;
Great after-sales service;
With the long term cooperation with famous logistics and express company in China,provide the better goods service.
Small order/sample order,full payment in advance; Big orders send the first payment 30% before the production,and the balance before shippment.We'll show the photos of the products and packages before delivery.
Of course we can. Just send me your logo we can make it for you.
America(40.5%):USA, Canada, Argentina, Brazil
Europe(30.8%):Italy,Germany,England,Holland,Spain,Swiss,Finland,Russia,Poland.
Asia(23.5%):Korea,singapore,India,Turkey,Vietnam,Saudi Arabia,Syria, Israel,Lebanon.
Others(5.8%).
The Cissoko hydraulic pump manufacturing facility is a specialized industrial plant that focuses on producing hydraulic pumps and related components. These factories are equipped with advanced machinery and technology to fabricate high-quality pumps designed for a wide range of applications, from heavy equipment and machinery to automotive and industrial systems.
The production process typically involves precision engineering, where raw materials like metals and alloys are processed into pump components such as gears, pistons, cylinders, and seals. These parts are then assembled into fully functional hydraulic pumps, which are tested for performance and quality control to ensure reliability, efficiency, and durability under various working conditions.
Cissoko Hydraulic's manufacturing facilities for hydraulic pumps maintain stringent quality standards, often adhering to international certifications, to meet the expectations of customers in industries such as construction, agriculture, automotive, and manufacturing.
All hydraulic pumps produced by Cissoko Hydraulic have undergone compliance testing, ensuring their quality and reliability.
To meet the diverse needs of different industries, the Cissoko hydraulic offer customization options, such as specialized seals, materials, and pump configurations. These facilities often work closely with engineering teams to develop tailored solutions for specific applications, from high-pressure systems to low-flow, high-efficiency pumps.
Each pump undergoes a rigorous quality control process, where pressure tests and performance assessments are conducted to ensure that the pumps meet the required standards for flow rate, pressure capacity, and durability.
