NBB-260/7A Pump Is mainly used for supplying flushing fluid to the borehole in core

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NBB-260/7A pump is mainly used for supplying flushing fluid to the borehole in core, coalfield geology, metallurgical geology, hydrogeology engineering drilling process. The fluid can be divided into mud, water, etc. It also can be used as transfer pump of the above mentioned medium.

Structure Features

1.Horizontal triplex single-acting piston pump

2.Crank connecting rod structure

3.Lip-shaped, self-sealing piston, which is made of rubber or PTFE and nylon pads

4.Adopting auto gearbox which makes it have five kinds of flow rate

5.Compact structure, high efficiency, durable and long life, safe and reliable, easy maintenance, low maintenance costs.

Main Technical Parameters

Nominal Flow Rate           (L/min)

260  167   106   60   35

Nominal Pressure              (MPa)

7     10

Max Pressure                 (MPa)

8     12

ID of Suction Pipe             (mm)

Φ89

ID of Discharge Pipe          (mm)    

Φ50

Piston Stroke                (mm)

100

Piston Diameter               (mm)

Φ85

Matching Power              (kw)      

45

Overall Dimensions(L×W×H) (mm)        

2910×1318×891

Weight  (include power)        (kg)              

2177


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Q:What about the prospects for employment in machinery manufacturing and automation?
The profession mainly to the forefront of industrial production, engaged in the field of mechanical manufacturing design, manufacturing, scientific and technological development, application research, operation management and sales. Because of the importance and huge scale of the machinery industry, a large contingent of professional personnel is needed. In the future, mechanical personnel will still have greater demand. With the development of CNC talents will become the goal of all enterprises, mechanical design, manufacturing and processing professionals in recent years, the supply and demand ratio is also high
Q:How to prevent engineering machinery failure
Inspection and maintenance after running out: check fuel reserves, check the oil sump, oil surface and cleanliness. If the oil surface is found to be too high and gradually diluted, the reasons should be found out
Q:Want to set up excavators, bulldozers, dump trucks, and other construction machinery overhaul plant, equipment and equipment needs of personnel
Everything must be done step by step, from the easy and difficult process is must go through, so a little bit of learning to absorb, digest, and for their own use. Cut not impatient, patiently learn.
Q:What kind of industry does the machine industry refer to?
Machinery industry refers to the machinery manufacturing industry, such as lathe processing equipment manufacturing and so on, all belong to the machinery industry;
Q:What about the marketing department of mechanical engineering students?
Mainly to do some market development work! And sales are different, marketing department general workload is very small, every day nothing, work is not tired!
Q:Tianjin Construction Machinery Research Institute?
China Construction Machinery Corporation was founded in December 2005 by the Tianjin Research Institute of engineering machinery and China Construction machinery complete sets of companies, under the China National Machinery Industry Corp. Headquartered in Tianjin, is located in Tianjin hi tech Industrial Park, covers an area of 400 acres. Existing enterprises 12, the total assets of 1 billion 800 million yuan, the total number of workers 3000 people.
Q:The 3 partners purchased the construction machinery, and one of them died during the construction. Will the other two compensate for it?
C does not need compensation, and whether or not B will pay for it depends on whether it is at fault.
Q:What do I learn about hydraulic systems, engineering machines or steel mills?
Construction machinery is one of the widely used fields of hydraulic system, which can be considered as one of the developing directions.
Q:What does the construction machinery include?
A general term for construction machinery used in engineering construction. Widely used in construction, water conservancy, electricity, roads, mines, ports and national defense and other fields of engineering, a wide range of.
Q:I want to learn engineering machinery application technology, but I do not know whether the profession is good or not, how about employment?
The use of engineering machinery and maintenance of professional learning mechanical drawing, engineering mechanics, electrical and electronic technology, mechanical design, hydraulic and pneumatic technology, principle and mechanical parts, engineering machinery, mechanical structure of the theory of CAD/CAM technology, automatic control technology, industrial enterprise management. The use of engineering machinery and maintenance of professional training to master the engineering mechanical structure, control and design of the basic theory and professional knowledge, engaged in engineering machinery installation, commissioning, operation and maintenance and technical management of advanced technology applied talents.

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