Screw conveyor

Wuchang environmental protection WHLS screw conveyor is equipped with an intelligent linkage control system, which can realize adaptive operation and convey various complex specific gravity materials. It is equipped with one-button start and automatic start-stop devices, which is safe and convenient. It is often used for conveying solid waste, sludge, granular, powder, and small lumps materials, with reliable work and convenient operation. WHLS screw conveyors have diameters of 100, 125, 160, 200, 250, 315, 400, 500, 630, 800, 1000, 1250 mm, etc., and the maximum length of a single drive is 35m (the maximum length of WHLS1000, WHLS1250 is 30m). Under the condition of an ambient temperature of -20℃~50℃, materials with a temperature lower than 200℃ are transported in one direction with an inclination angle of less than 20°.

The Wuchang screw conveyor can be used in conjunction with other transportation equipment to complete combined transportation, separate transportation, mixing, deployment, dehydration, loading and unloading, and stacking. The length and diameter of the screw conveyor can be customized according to site requirements. Screw conveyors in the environmental protection field are mainly used for the treatment and transportation of slag, sludge, solid waste, drilling cuttings, etc., and are widely used in long-distance transportation of mine slag, chemical powder and dry slag material transportation, and oil drilling mud that does not land and Oily sludge treatment and other transportation process projects.

Product parameters

The Wuchang environmental protection intelligent screw conveyor is equipped with an intelligent linkage control system, which can realize adaptive operation and convey all kinds of complex specific gravity materials. It is equipped with one-button start and automatic start-stop devices, automatic flushing devices, and reverse thrust anti-clogging devices, which are safe and convenient. It is often used for conveying solid waste, sludge, granular, powder, and small lumps materials, with reliable work and convenient operation. Convenient for feeding and unloading, the conveying direction can be forward and reverse, and it can also be conveyed in opposite directions at the same time.

Wuchang screw conveyor is divided into two types: U-shaped screw and round pipe screw. It is usually composed of driving device, head section, middle section, tail section, hanging bearing kit, feeding and discharging device, intelligent linkage control system, automatic start-stop device, etc. Part of the composition, if conditions permit, it is best to install the drive device on the discharge end, because the drive device and the discharge port are more reasonable when installed in the head section, so that the spiral can be in a tensioned state. The three parts of the head section, middle section and tail section have three different lengths. The arrangement order of each spiral section is best to follow the principle of arranging the length of the spiral section and the principle of arranging the spiral sections of the same specification together. When proceeding sequentially from the head, the size of the middle section is consistent and fully interchangeable.




U-shaped screw conveyor (A)



U-shaped screw conveyor (B)

Technical parameters of screw conveyor:

Specification model series parameters:

Specification model

100

160

200

250

315

400

500

630

800

1000

1250

Spiral diameter (mm)

100

160

200

250

315

400

500

630

800

1000

1250

Pitch (mm)

100

160

200

250

315

355

400

450

500

560

630

Maximum spindle speed (r/min)

190

150

130

120

105

95

85

75

67

60

53

Technical index parameters:

Specification model

100

160

200

250

315

400

500

630

800

1000

1250

Spiral diameter (mm)

100

160

200

250

315

400

500

630

800

1000

1250

Pitch (mm)

100

160

200

250

250

355

400

450

500

560

630

Speed (r/min)

140

112

100

90

80

71

63

50

40

32

25

Conveying capacity (m³/h)

2.2

7

13

22

31

62

98

140

200

280

380

Speed (r/min)

112

90

80

71

63

56

50

40

32

25

20

Conveying capacity (m³/h)

1.7

6

10

18

24

49

78

112

160

220

306

Speed (r/min)

90

71

63

56

50

45

40

32

25

20

16

Conveying capacity (m³/h)

1.4

5

8

14

19

39

62

90

126

176

245

Speed (r/min)

71

50

50

45

40

36

32

25

20

16

13

Conveying capacity (m³/h)

1.1

3.1

6.2

11

15.4

31

50

77

102

140

198

Tubular screw conveyor

Features and advantages of screw conveyors:

1. The intelligent linkage control system realizes de-manualization, and the automatic start-stop control is safer and more convenient.

2. Equipped with automatic flushing device and anti-clogging device to avoid manual opening of the cover, which has high safety.

3. The bearing adopts internationally renowned brand NSK or FAG, with stable operation and long service life.

4. The spiral has strong wear resistance and durability, and the spiral blade is made of wear-resistant thick manganese steel, which has a long service life;

5. The whole screw conveyor is equipped with a sealing cover plate, so the input material can be isolated from the outside during the conveying process.

6. The fully enclosed conveying and easy-to-clean structure can ensure environmental sanitation and the conveyed materials are not polluted or leaked;

7. With supporting screw conveyor support frame, it can meet the equipment installation requirements of different working conditions;

8. The length and diameter of the screw conveyor can also be customized according to site requirements.

Use and maintenance of screw conveyor:

The screw conveyor is a general purpose conveyor used to transport powdery and small pieces of materials. The various bearings of the screw conveyor are in the dust caused by the conveying materials, and its working environment is usually not clean. Therefore, the main requirements for reasonable operation and maintenance of the screw conveyor under such working conditions are as follows:

1. The feeding of the screw conveyor should be continuous and uniform, otherwise it will easily cause the accumulation of conveyed materials, the overload of the drive device, and the damage of the whole machine due to excessive torque. Equipped with automatic flushing and reverse thrust anti-clogging devices can be effectively improved.

2. The screw conveyor should be started when there is no material to be conveyed in the casing, that is, when there is no load. After starting, it runs smoothly and starts to feed material to the conveyor inlet. In order to make the screw conveyor start without residual material in the casing, so the conveyor has to stop running after the feeding is stopped and the material conveyed in the casing has been conveyed.

3. The conveyed materials must not be mixed with hard and large materials, which can jam the screw during feeding and cause damage to the screw conveyor blades, drive motors, reducers and other components.

4. In use, check the working status of the screw conveyor for abnormal noise. Pay attention to whether the fasteners are loose. If the organic parts are found to be loose, you should tighten the bolts in time to re-tighten them.

5. Special attention should be paid to whether the bolts connecting the screw shaft flange and the connecting shaft are loose, dropped, or cut. If such phenomena are found, the machine should be shut down and repaired immediately.

Application range of screw conveyor:

Screw conveyors are widely used in building materials, electric power, chemical industry, petroleum, mining, metallurgy, coal, aluminum and magnesium, machinery, light industry, grain, food industry, papermaking, construction engineering, fertilizer and feed processing industries to transport powder and small Block material.

Product classification

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