PV090 Hydraulic Pump for Concrete Mixer Truck Manufacturer Repairing

• Customization: Available
• After-sales Service: One Year
• Warranty: One Year
• Model NO.: PV090
• Cylinder Number: Single Cylinder
• Drive Mode: Hydraulic Driven Reciprocating Pump
• Pump Shaft Position: Horizontal
• Type: Radial
• Power: Hydraulic
• Straight Shaft Swashplate Piston Type: Pressureoil
• Radial Plunger Pump Type: Valve with Flow
• Transport Package: Wooden Box
• Specification: 52*36*36
• Trademark: Bodeke
• Origin: China
• HS Code: 8412291000

Product Description

Concrete Mixer Truck PV090 Hydraulic Pump for Danfoss: A Comprehensive Overview

I. Introduction

The PV090 hydraulic pump designed for concrete mixer trucks within the Danfoss system is a remarkable piece of engineering. It is a key element in the hydraulic circuit that powers the mixing drum of the concrete mixer truck, enabling the smooth and efficient operation of the concrete mixing process during transportation. This pump is engineered to meet the specific and demanding requirements of the construction industry, where reliability, durability, and high performance are of utmost importance.

II. Design and Construction

A. Housing

The housing of the PV090 hydraulic pump is crafted from high - quality materials that are selected for their ability to withstand the harsh conditions of a concrete mixer truck's operating environment. It is typically made from a robust alloy that offers excellent resistance to corrosion, which is crucial considering the exposure to moisture, dust, and other elements present at construction sites. The alloy also provides high mechanical strength to endure the continuous vibrations and mechanical shocks that occur during the truck's movement and the operation of the mixing drum. The housing's design is optimized for easy installation within the truck's hydraulic system, with well - defined 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 PV090 pump are precision - machined components that play a vital role in the pump's operation. They are usually made from high - strength materials such as hardened steel or advanced alloys with excellent wear - resistance properties. The surface finish of the pistons is carefully controlled to achieve minimal friction during their reciprocating motion within the cylinders. This not only improves the efficiency of the pump but also reduces wear and tear, thereby increasing the lifespan of the pistons. The size and shape of the pistons are optimized to generate the required pressure and flow rate for the concrete mixer truck's hydraulic system. Each piston is carefully balanced to ensure stable operation under the high - pressure and high - speed conditions that are common during the mixing process.

2. Cylinders

The cylinders in which the pistons operate are manufactured with extreme 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 often feature 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 PV090 hydraulic pump is a complex and crucial part of its design. It consists of various 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. To prevent air from being drawn into the system, the inlet valves are engineered with features that minimize the risk of cavitation. 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 critical 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 safeguarding the pump and other components of the hydraulic system from potential damage.

III. Operating Principle

A. Intake Stroke

During the intake stroke of the PV090 hydraulic pump, the movement of the pistons creates a low - pressure area within the cylinders. This pressure differential causes the hydraulic fluid from the reservoir to flow into the pump through the inlet valves. The design of the pump ensures that the fluid intake is a seamless process. The pistons and the inlet valves are carefully synchronized to prevent any disruptions in the flow of fluid. Additionally, the intake system is designed to minimize the introduction of air bubbles into the hydraulic fluid. This is achieved through features such as optimized valve sizing, a carefully designed fluid path within the pump, and the use of anti - cavitation techniques.

B. Compression and Discharge

Once the hydraulic fluid has entered the cylinders, the pistons begin the compression stroke. As the pistons move towards each other, the volume of the fluid within the cylinders decreases, resulting in an increase in pressure. The pressurized fluid is then forced out through the outlet valves and directed towards the hydraulic motor of the concrete mixing drum. The pressure generated by the pump is sufficient to overcome the resistance of the mixing drum, which includes factors such as the weight of the concrete, friction within the drum bearings, and any external forces acting on the drum during operation. The compression and discharge process is precisely controlled by the design of the pistons, cylinders, and valve system, ensuring a consistent and reliable flow of high - pressure fluid to the mixing drum.

C. Pressure Regulation

The pressure - control valves in the PV090 pump are constantly active during operation. They monitor the pressure of the hydraulic fluid within the pump. If the pressure exceeds a preset maximum value, the valves open to allow some of the fluid to bypass back to the reservoir or to a lower - pressure area within the system. This pressure - regulation mechanism helps to maintain a stable operating pressure within the pump, protecting it from damage due to excessive pressure. On the other hand, if the pressure drops below a certain minimum value, the pump may adjust its operation to increase the pressure, ensuring that the hydraulic motor receives sufficient power to drive the mixing drum.

Model NO.	PV090	Model	PV090
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
PV090	394	320	270	118	127	49	17.5	327	91	77.8	95.25

Frame Size		/Prots
		P1,P2,R	Z1,M1,M2
PV090		7/8-14 UNF-2B	7/16-20 UNF-2B
Technical data of Mixer hydraulic pressure
Model	Units			PV090		Model	Units	PV090
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

FAQ
Questions you maybe inquiry

Q1: What is the main function of a mixer truck hydraulic pump?
A1: The mixer truck hydraulic pump's main function is to provide the necessary power and flow rate to mix the materials efficiently within the mixer truck's drum. It generates high-pressure hydraulic fluid flow, which drives the mixing mechanism to combine various materials uniformly.

Q2: How does a hydraulic pump differ from other types of pumps used in mixer trucks?
A2: A hydraulic pump differs from other types of pumps used in mixer trucks in its ability to generate high-pressure fluid flow. It specifically converts mechanical energy into hydraulic energy, providing the necessary force to mix dense materials effectively. Other pumps, such as electric or pneumatic pumps, may not provide the same level of power and pressure required for mixer truck applications.

Q3: What are the key features of a high-quality mixer truck hydraulic pump?
A3: A high-quality mixer truck hydraulic pump should possess several key features. These include durability, efficiency, high-pressure capabilities, and low maintenance requirements. The pump should be able to handle the demands of continuous use, provide consistent performance, and require minimal upkeep to maintain optimal operation.

Q4: How often should the hydraulic pump be maintained or serviced?
A4: The frequency of maintenance or servicing for a mixer truck hydraulic pump depends on its usage and the manufacturer's recommendations. Regular checks and inspections should be performed to ensure the pump is operating correctly and free from leaks or wear. Additionally, filters and other components may require periodic replacement to maintain optimal performance. Following the manufacturer's maintenance schedule is crucial to extend the pump's lifespan and prevent unexpected downtime.

Q5: What materials are typically used in the construction of mixer truck hydraulic pumps?
A5: Mixer truck hydraulic pumps are typically constructed using high-grade materials such as cast iron or steel for the casing and internal components. These materials are chosen for their strength, durability, and resistance to wear and corrosion. Sealing materials, such as O-rings and gaskets, are often made of elastomers or polymers that can withstand the high-pressure environment and prevent leaks.

Q6: How does the hydraulic pump affect the overall performance of the mixer truck?
A6: The hydraulic pump plays a crucial role in the overall performance of the mixer truck. A reliable and efficient pump ensures consistent mixing, which is essential for producing high-quality concrete or other materials. If the pump is not operating correctly, it can lead to mixing inconsistencies, reduced production rates, and even mechanical issues with the mixer truck. Therefore, maintaining a well-functioning hydraulic pump is essential for maximizing the mixer truck's performance and uptime.

Q7.Are you manufacturer?  And what's the delivery time?
A7:Yes, we are manufacturer and have our own factory. Generally, its in stock for common models, 25-30 days will be finished and sent to customer in time.

Q8.If we don't find what we want on your website, what should we do?
A8: You can email us the descriptions and pictures of the products you need, We will check whether we can make it.

Q9.How about the inspection and Guarantee of products?
A9:We promise: all products are tested before ship, to confirm it will be working and  in good conditions when customers get. Also, we offer 12-month guarantee, if it doesn't work due to quality issue in the period, we will send spares to repair for free.

Bodeke Industrial Components Co., Ltd. is a leading Chinese company specializing in the manufacturing and maintenance of a wide range of industrial equipment components. Our products find application in diverse sectors, including cement tanker trucks, excavators, rescue equipment for cement trucks, mixers, cranes, hydraulic motors, hydraulic pumps, and other industrial machinery.

Empower your industrial machinery with Bodeke - a leading Chinese manufacturer specializing in the repair and production of a wide range of equipment components.From cement tanker trucks and excavators to mixer trucks,cranes,hydraulic motors,and pumps,our precision-engineered products redefine reliability and performance.Elevate your operations with Bodeke's quality components-your trusted partner in global industrial excellence.
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ZTS P68 reducer / gearbox	ZHP P75S reducer / gearbox	A4VG180HD1MT1/32R-NSF02F021-S PISTON pump	8708919000
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