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After-sales Service: | One Year |
Warranty: | One Year |
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# Concrete Mixer Truck PV110 Hydraulic Pump for Danfoss: A Detailed Explanation
## I. Introduction
The PV110 hydraulic pump designed for concrete mixer trucks within the Danfoss system is an essential component that plays a crucial role in the operation of these vehicles. It is responsible for providing the necessary hydraulic power to drive the concrete mixing drum, ensuring that the concrete is mixed thoroughly and consistently during transportation. This pump is engineered to meet the specific requirements of the construction environment, where reliability, efficiency, and durability are of utmost importance.
## II. Design and Construction
### A. Housing
The housing of the PV110 hydraulic pump is a robust and durable structure. It is typically constructed from high - quality materials, such as a strong alloy that can withstand the harsh conditions of a concrete mixer truck's operation. This alloy offers excellent resistance to corrosion, as the pump is often exposed to moisture, dust, and other elements in the construction environment. The housing also has to endure significant mechanical stress, including vibrations from the truck's movement and the dynamic forces generated during the mixing process. Its design takes into account these factors, with features such as reinforced walls and a stable base. The shape and layout of the housing are optimized for easy installation within the truck's hydraulic system, with precisely positioned mounting points and connection ports that ensure proper alignment and a secure connection to other components.
### B. Internal Components
#### 1. Pistons
The pistons of the PV110 pump are precision - machined to exacting standards. They are usually made from high - performance materials like hardened steel alloys with excellent wear - resistance properties. The design of the pistons ensures a tight fit within the cylinders, minimizing the clearance between them to reduce internal leakage of hydraulic fluid. The surface of the pistons is finished to a high degree of smoothness, which minimizes friction during their reciprocating motion. This not only improves the efficiency of the pump but also extends the lifespan of the pistons. The size and shape of the pistons are carefully determined to generate the required pressure and flow rate for the concrete mixer truck's hydraulic system. Each piston is also balanced to ensure stable operation under the high - pressure and high - speed conditions that are common during the mixing process.
#### 2. Cylinders
The cylinders of the PV110 hydraulic pump are crafted with great precision. They are made from materials that can withstand high - pressure environments and maintain their structural integrity over time. The inner walls of the cylinders are machined to very tight tolerances and are often treated with special coatings or surface treatments. These treatments enhance the smoothness of the cylinder walls, reducing friction and providing an effective seal with the pistons. The cylinders are designed to provide reliable support to the pistons throughout their entire stroke, enabling efficient transfer of hydraulic fluid during both the compression and expansion phases of the pump's operation.
#### 3. Valve System
The valve system of the PV110 pump is a complex and crucial part of its design. It consists of different types of valves, including inlet valves, outlet valves, and pressure - control valves. The inlet valves are responsible for allowing the hydraulic fluid to enter the pump from the reservoir. They are designed to open smoothly and without obstruction, ensuring a continuous and laminar flow of fluid. The design of the inlet valves also incorporates features to prevent air from being drawn into the system, as air entrapment can lead to cavitation and reduce the pump's efficiency. The outlet valves, on the other hand, direct the pressurized fluid from the pump to the hydraulic motor that drives the concrete mixing drum. These valves are built to withstand high - pressure conditions and open and close with great precision to control the flow of fluid. The pressure - control valves play a vital role in maintaining the stability of the hydraulic system. They constantly monitor the pressure within the pump and adjust the flow of fluid as needed to prevent over - pressure or under - pressure situations, thereby protecting the pump and other components of the hydraulic system from potential damage.
Model NO. | PV110 | Model | PV110 |
Performance | Same as Original | Pressure | 36MPa |
Lead Time | 5 Days | Transport Package | Standard Export Wooden Case |
Colour | as Your Request | Usage | Concrete Mixer |
Weight | 85KG | Specification | 52*36*36 |
Trademark | Bodeke | Origin | China |
HS Code | 8413503190 | Production Capacity | 100 Sets/Month |
Frame Size | mm/Dimensions[mm] | ||||||||||
L | L1 | L2 | L3 | L4 | L5 | L6 | L7 | L8 | L9 | L10 | |
PV110 | 394 | 320 | 270 | 118 | 127 | 49 | 17.5 | 327 | 91 | 77.8 | 95.25 |
Frame Size | /Prots | |||||||
P1,P2,R | Z1,M1,M2 | |||||||
PV110 | 7/8-14 UNF-2B | 7/16-20 UNF-2B | ||||||
Technical data of Mixer hydraulic pressure | ||||||||
Model | Units | PV110 | Model | Units | PV110 | |||
Maximum displacement per revolution | cm³ | 110 | Maximum control pressure | MPa | 3.5 | |||
Pump displacement per revolution | cm³ | 18.03 | Filling pressure | MPa | 0.8-2.0 | |||
Maximum pressure | MPa | 35 | Maximum shell pressure | MPa | const0.25,Peak value0.5 | |||
Rated pressure | MPa | 21 | +Maximum revolution | min-1 | 2590 | |||
The dynamic viscosity range of the working liquid activate turn Optimum state |
mm²S-1 | 1000 12-300 25-35 |
Minimum revolution | min-1 | 500 | |||
Type of working fluid | Mineral oil | Rated revolution | min-1 | 1500 | ||||
Operating temperature | ºC | -40~+50 | Shaft steering | clockwise or anticlockwise | ||||
Maximum operating temperature in the tank | ºC | 80 | Maximum swash plate inclination | ° | ±18° | |||
Working fluid purity | μm | 10 | Weight(About) kg | KG | 78 |
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CML16 reducer / gearbox | PMP7.8R140 reducer / gearbox | Eaton 5423-518 pump | Eaton 5433-138 motor |
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CML-10 reducer / gearbox | PMP 6.5sp reducer / gearbox | PV089 pump | MF089 motor |
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CML16 reducer / gearbox | PMP 7.5sp reducer / gearbox | SPV089 pump | SMF089 motor |
P3301 reducer / gearbox | PMP 6cp reducer / gearbox | PV110 pump | MF110 motor |
P4300 reducer / gearbox | PMP 6.5cp reducer / gearbox | SPV110 pump | SMF110 motor |
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PMB6R100 reducer / gearbox | 577L reducer / gearbox | SPV090 pump | SMF090 motor |
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PMB7aspR120 reducer / gearbox | 575S3W reducer / gearbox | A4VTG90 pump | TMM089 motor |
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PMB7YR120 reducer / gearbox | 580S3W reducer / gearbox | 90A pump | AA2FM80/A2FM90/62W Piston Motor |
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PMB7.5R130 reducer / gearbox | PM71.2 reducer / gearbox | PMP P90 pump | 90M100 motor |
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PMP7.1R120 reducer / gearbox | TOP P90 reducer / gearbox | A10VO28DR/31R-VSC12K01 PISTON pump | 8412291000 |
ZTS P68 reducer / gearbox | ZHP P75S reducer / gearbox | A4VG180HD1MT1/32R-NSF02F021-S PISTON pump | 8708919000 |
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ZTS P75S reducer / gearbox | ZHP P68 reducer / gearbox | Concrete Mixer Truck Mixer Drum Cement Mixer | SAUER,Bonfiglioli,TOPUNIOU,KYB,REXROTH, , ,PMP |