Dsr250 Forward High Capacity Low Power High Pressure Roots Blower
| Price: |
US $ 550-10000/Set |
| Min Order: |
1/Set |
| Pay Type: |
L/C,T/T |
| Prod Model: |
DSR250 |
| Air Capacity: |
60.7--94.3 M3/Min |
| Rotating Speed: |
990-1480 Rpm |
| Motor Power: |
37-132kw |
| Driving Method: |
Belt and Coupling Drive |
| Net Weight: |
1629kg |
| Type Of Technology: |
Positive Displacement Blowers |
| Medium: |
Air, Neutral Gases |
| Conveying: |
Oil-Free |
| Certificate: |
ISO9001 and Ce Certificate |
| Noise: |
Under 80dB |
| Material: |
Iron |
| Certification: |
CE |
| Usage: |
for Aeration |
| Flow Direction: |
Postive Displacement |
| Pressure: |
9.8 - 58.8 Kpa |
Product Description
DSR250 Forward High Capacity Low Power High Pressure Roots Blower
Product Introduce
DICHENG DSR250 Forward High Capacity Low Power High Pressure Roots Blower adopts the advanced technology of Japan,
its air capacity is 60.7m3/min - 94.3m3/min,
the pressure is from 9.8Kpa to 58.8Kpa.
The main characteristic of our air blower is small volume, light weight, flow strong, noise small, steadily reliable operation. This air blower is mainly applied to such trades as water treatment, air transport, mine, vacuum packaging, aquaculture and etc. Our products export to Southeast Asia, Europe, North and South America and etc. Product Feature
1. Air flow and pressure can be customized
2. Stable air flow and less pressure variation
3. Clean air not with oil moist
4. Construction simple and easy maintenance
5. Bearing are all lubricated by oil moist
6. Long service life
Description of Performance parameters
The performance parameters table shows the model, outlet diameter, rotate speed, discharge pressure, air capacity and power of motor.1. The air capacity and pressure in the tables is in standard suction state. The standard suction state is 20ºC temperature, 1.033 kgf/cm2(101.3Kpa) Standard atmospheric pressure and 65% relative humidity.
2. The air capacity and pressure range of some blower models is repeated, to ensure the service life and low noise, should use the larger model.| Type of technology | Positive displacement blowers |
| Design | Positive pressure |
| Air capacity | 60.7 to 94.3m³/min |
| Discharge Pressure | 9.8 to 58.8Kpa |
| Medium | Air, Neutral gases |
| Conveying | Oil-free |
| Weight | 1629kg |
| Discharge Diameter | 250mm(or customized) |
Blower Structure Diagram
| No. | Name | Material | Q' ty | No. | Name | Material | Q' ty |
| 1 | Shell | HT200 | 1 | 14 | Z sealing ring | Nitrile rubber | 1 |
| 2 | Impeller | HT200 | 2 | 15 | Gear | 35CrM | 2 |
| 3 | Drive shaft | 45Cr | 1 | 16 | Gear lock washer | Q235 | 2 |
| 4 | Driven shaft | 45Cr | 1 | 17 | Gear lock nut | SS400 | 2 |
| 5 | Drive side siding | HT200 | 1 | 18 | Gearbox | HT200 | 1 |
| 6 | Gear side siding | HT200 | 1 | 19 | Sleeve | 45 | 1 |
| 7 | Drive bearing | NSK | 2 | 20 | End cover | Q235 | 2 |
| 8 | Driven bearing | NSK | 2 | 21 | Pin | 45 | 1 |
| 9 | Sealing ring | Nitrile rubber | 2 | 22 | Plug | 35 | 1 |
| 10 | Sealing ring | Nitrile rubber | 2 | 23 | Oil gauge | | 1 |
| 11 | Bearing sleeve | 45 | 4 | 24 | Vent | | 1 |
| 12 | Bearing cover | HT200 | 1 | 25 | Grease nipple | C3605 | 2 |
| 13 | Bearing cover | HT200 | 1 | 26 | Gearbox seals | Barley paper | 2 |
Blower Accessorie
Inlet filter silencer, Discharge silencer, Anchor bolts, Baseframe, Safety valve, Check valve, Discharge pressure gauge, Flexible connections, Lubricant oil.
Roots Blower Application| Water Treatment | Aquaculture | Powder and granules
transportation |
| Be used in water treatment plant for water purification and sediment mixing | Be used in a variety of fish pond for oxygen supply and mixing, and also for aquariums and live fish tank | Powder or granules
(such as plastic materials, etc.) can be transported by pressure or vacuum |
| Incinerator | Ballast pump | Sandblast |
| Air combustion and exhaust emissions | Used for chemical liquid unloading and other ballast pumps | Used as air source for blast jet |
| Booster | Compost fermentation | Cereals Transportation |
| Used for high-pressure exhaust to make the gas into tiny molecules | High-pressure air take into the livestock manure tank to increase contact area of livestock manure and air , also apply to sewage treatment | Cereals such as wheat are transported from the rotary pilot valve with air |
| Pipe clearing | Sauna | Plating Bath |
| Used to remove dirt and iron dust during pipeline replacement or overhaul | Used for the sauna to provide air bubbles, mainly used for hospitals, hotels and etc. | Use air to stir the electrolyte to keep the electrolyte circulation, and disperse the attached blister to make plating quickly, spread evenly |
| Produce line drying | Car wash dry | Smoke exhaust |
| Quickly remove the water or oil on the cleaned items | Dry the car after washing | Exhaust smoke quickly to reduce pollution |
| Stripping from mold | Air cushion of
Cut off machine | Dry air knife |
| Easy to remove the finished product after stamping | Increase buoyancy, easy to move | Use the blower to blow off the tiny dust and water droplets on the circuit board |
| Feed paper/cloth | Washing machine
blow dry | Gas /heavy fuel injection |
| Collect plastic, cloth, paper and other scrap generated after trimming | Dried bottles after washing, suitable for food industry | Provide high pressure (2000 mmAq) and sufficient air volume |
Common malfunctions and Solution| Malfunctions | Reason | Solution |
| Blower | Can not rotate | Can rotated by hand | The motor is damaged | Repair or replace the motor |
| Can rotated round by hand | The lobes are locked | Open to repair |
| The impurity in blower | Open to clean |
| Can rotate | Abnormal sound or vibration | Skid, v-belt is too tight or too loose | Adjust v-belt tension |
| Pulley offset | Reset pulley |
| Pulley and belt cover friction | Adjust belt cover |
| Bearing oil lack or aging | To replace the oil |
| Gear oil lack or aging | To replace the oil |
| The safe valve leakage | Adjust the safe valve |
| Foundation insufficient strength | To strengthen the foundation strength |
| Piping resonance | Eliminate by the silencer and support |
| Exhaust pressure rises abruptly | See *annotated |
| Anchor bolt is too loose | Tighten |
| Rotor interference | Open to repair |
| The impurity in blower | Open to clean |
| Check valve bad | Replace |
| Overheating | Exhaust pressure rises abruptly | See *annotated |
| Temperature of working environment exceeds 40 ºC | Ventilated working environment |
| Inlet silencer obstruction | Cleaning/replace filter |
| Airflow insufficient | Pipeline leaks | Tighten the pipe connection |
| Inlet silencer obstruction | Cleaning/replace filter |
| The safe valve leakage | Adjust the safe valve |
| V-belt is too loose | Adjust v-belt tension |
| Exhaust pressure rises abruptly | See *annotated |
| Exhaust pressure rises abruptly | Shut off the valve | Fully open the valve |
| The water level rises | Adjust water level |
| Inlet/outlet pipe jams | Cleaning debris |
| Valve bad or twist reversed direction | Replace or reverse direction twist |
| Airflow overpowered | Reduce round speed or exhaust |
| Oil leak | Lubrication oil overmuch | Refuel to the center of oil standard |
Processing Workshop
FAQ
1. What's the information should I provide when inquiry?
A: Air capacity
B: Pressure
C: Application
D: Use environment(Temperature, atmospheric pressure)
E: Do you need motor?
Or other specials you give us will be more appreciated.
2. What is your warranty?
Our warranty is 12 months after received the roots blower. During the warranty period, replace the damaged parts for free of charge. Out warranty period, to provide timely, high-quality technical services and price concessions spare parts to ensure continuous safe and high-quality equipment operation.
3. How long is the service life of roots blower?
In normal use environmentA- Service life of blower is more than 10 years.
B- Service life of Impeller is more than 60,000 hours.
C- Service life of bearing is more than 30,000 hours.
D- Service life of gear is more than 60,000 hours.
4. What is your terms of packing?
A: Generally, we pack our goods in Fumigation Free Plywood Case. If you have legally registered patent, we can pack the goods in your branded boxes after getting your authorization letters.
5. How does your factory control product quality?
We have quality inspection department. Before sending out product, we check each product. If there is quality problem, we will produce new one.
6.What are your terms of payment?
1. TT 40% AS THE ADVANCE PAYMENT AND TT 60% AFTER INSPECTION BEFORE SHIPPING.
2. 100% IRREVOCABLE L/C AT STGHT.Contact Us
Shandong Dacheng Machinery Technology Co., LTD
Address: Zhangqiu Mingshui, Jinan City, Shandong province, China 250200.
Website: http://www.chinadicheng.com
Tel: +86 0531-83216898
Fax: +86 0531-83216898
Cellphone: +86 013188890202
Shandong Dacheng Machinery Technology Co., Ltd. is a professional large-scale manufacturer of all types of blowers, integrating development and production together. Our main products include Roots Blower, Roots Vacuum Pump, Centrifugal Blower, Multistage Centrifugal Blower and Air Suspension Turbo Blower. Our company was established in 2004, and we have many years of history in the blower industry. Located near Jinan, we enjoy convenient water, land and air transportation.
DICHENG Tri-lobes and Twin-lobes Roots Blowers adopts the advanced technology of Japan, its air capacity is 0.45m3/min-434m3/min, the pressure is from -40Kpa to 98Kpa. The main characteristic of our air blower is small volume, light weight, flow strong, noise small, steadily reliable operation. This air blower is mainly applied to such trades as water treatment, air transport, mine, vacuum packaging, aquaculture and etc.
DICHENG C Series Multistage Centrifugal Blower is produced by turbine machinery technology from US. The air capacity is from 35 m3/min to 220 m3/min, the pressure is from -40 Kpa to 98 Kpa. The advantage of the multistage centrifugal blower is high efficiency, low noise, high rotating speed(3550 rpm), small vibration and good energy saving effect. Installation don't need anchor bolts. The blower is cooled by air and not need water cooling. Blower has temperature sensor and vibration sensor to real-time monitor blower operation.
DICHENG DC Series Air suspension turbo blower is developing with TNE Korea Co., Ltd from Korea. The Core components(PMSM) and super high speed controller are imported from Korea. The air capacity is from 6 m3/min to 320 m3/min, the pressure is from 40 Kpa to 150 Kpa. The advantages of the air suspension turbo blower are air suspension bearings, aviation aluminum alloy three-way flow impeller, closed loop air cooling system, modular control and detection system, Anti-surge protection and etc.
DICHENG centrifugal blowers contain more than 100 series and can operate with multiple blowers to meet customers' various air volume and pressure requirements. The blowers can be made by high-quality steel, stainless steel, glass steel or other corrosion-resistant materials according to customer requirements. It is suitable for various occasions and is widely used in boilers, workshops, mines, textiles, oil fields, chemicals, kilns, metallurgy, building materials and other industries. The centrifugal blowers produced have been inspected by the Import and Export Inspection and Quarantine Bureau and exported to all countries in the world and have been trusted by customers from various countries.
Our company employs more than 300 workers; Through the efforts of our entire staff, we have become the leading manufacturer of blowers in China. DACHENG people have continuously tried to improve product quality, purchase large-scale precision production and testing equipment more than 20 sets, introducing CNC machining center, Large CNC milling machine, Dynamic balance detector and etc. Moreover, we have a CAD Design Center, giving our company good technical capabilities. Our annual production capability is 10 thousand sets of blower.
Currently, DACHENG blower is already exported to America, Australia, Korea and 20 other countries and regions. Our company has always focused on research, development and innovation, and has recently developed new multistage centrifugal blower and now is developing air suspension turbo blower. Till now, we attained ISO9001 quality management certification and CE safety certification.
Dacheng Machinery will initiate the second phase of our development strategy. Our company regards "reasonable prices, efficient production time and good after-sales service" as our tenet. We hope to cooperate with more customers for mutual development and benefits. We welcome potential buyers to contact us.
