CN204148012U - The large-scale screen centrifuge of driving combined by small-power bi-motor - Google Patents
The large-scale screen centrifuge of driving combined by small-power bi-motor Download PDFInfo
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- CN204148012U CN204148012U CN201420582216.9U CN201420582216U CN204148012U CN 204148012 U CN204148012 U CN 204148012U CN 201420582216 U CN201420582216 U CN 201420582216U CN 204148012 U CN204148012 U CN 204148012U
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Abstract
The utility model provides a kind of small-power bi-motor to combine the large-scale screen centrifuge of driving, described centrifuge comprise motor, the bearing housing 5 be connected with described motor, with the centrifugal mechanism 15 of bearing housing 5, centrifugal mechanism 15, wherein outer shaft 6 is connected with basket 7, central shaft 16 is connected with spiral scraper 9, and described basket 7 is positioned at outside spiral scraper 9; Described motor comprises the first motor 1 and the second motor 12, first motor 1 and the second motor 12 and is connected on the belt pulley 3 of main shaft 2 by overall belt; The power of the first motor 1 and the input of the second motor 12 sends the wheel differential mechanism in bearing housing 5 to, and the spiral scraper 9 that the basket 7 that differential mechanism makes outer shaft 6 connect connects with central shaft 16 produces differential; First motor 1 and the second motor 12 are connected respectively to frequency-variable controller.The utility model has the advantage that transmission efficiency is high, power loss is little, and the monolithic stability realizing centrifuge runs, body vibration is little, reduce body lays particular stress on.
Description
[technical field]
The utility model relates to spiral screen centrifuge, particularly a kind of large-scale screen centrifuge adopting small-power bi-motor to carry out associating driving.
[background technology]
Horizontal spiral centrifuge is the preferred equipment that solid-liquid is continuously separated, and is widely used in the fields such as chemical industry, light industry, medicine, metallurgy.Horizontal spiral centrifuge is primarily of spiral and rotary drum composition, and spiral and rotary drum rotating Vortex, but its rotating speed is different, namely there is speed discrepancy, the effect of speed discrepancy on Separation of Solid and Liquid between the rotating speed size of rotary drum, spiral and rotary drum has very large impact.In potassium fertilizer production process, product after low sodium ore pulp, thick potassium ore pulp, again plasm scouring need control moisture content of finished products through centrifuge dewatering to reduce discharging humidity, namely the effect of centrifuge dewatering is directly connected to final end product quality, therefore centrifuge type selecting and operate in dehydration procedure and seem particularly important.
Traditional horizontal spiral centrifuge utilizes a differential mechanism to solve the problem of coaxial spiral and rotary drum speed discrepancy, and its major defect is rotating speed, speed discrepancy can not regulate, not in optimum state when making equipment work.In recent years, because enterprise improves constantly the requirement of production technology, equipment capacity, product quality, original technology, equipment can not meet Production requirement under the new situation.
[utility model content]
The purpose of this utility model overcomes prior art defect, according to operation characteristic and the Production requirement of helical screens centrifuge, by small-power Dual-motors Driving Technology application in helical screens centrifuge, meet helical screens centrifuge required drive and capacity requirements, obtain a kind of be convenient to control, optimize and can be energy-efficient large-scale screen centrifuge.
To achieve these goals, the utility model provides a kind of small-power bi-motor to combine the large-scale screen centrifuge of driving, described centrifuge comprises motor, the bearing housing 5 be connected with described motor, the centrifugal mechanism 15 that is connected with bearing housing 5, bearing housing 5 is connected with described motor with belt pulley 3 by main shaft 2, bearing housing 5 is connected with centrifugal mechanism 15 with central shaft 16 by outer shaft 6, wherein outer shaft 6 is connected with basket 7, central shaft 16 is connected with spiral scraper 9, and described basket 7 is positioned at outside spiral scraper 9; Described centrifugal mechanism 15 also has material inlet 8 and discharging opening 10; Wherein, described motor comprises the first motor 1 and the second motor 12, first motor 1 and the second motor 12 and is connected on the belt pulley 3 of main shaft 2 by respective overall belt; Also be provided with differential mechanism in bearing housing 5, the power of the first motor 1 and the input of the second motor 12 sends the differential mechanism in bearing housing 5 to, and the spiral scraper 9 that the basket 7 that differential mechanism makes outer shaft 6 connect connects with central shaft 16 produces differential; First motor 1 and the second motor 12 are connected to frequency-variable controller respectively by low platen cabinet by cable.
According to preferred embodiment of the present utility model, the power of described first motor 1 and the second motor 12 is not more than 200KW.
In the utility model, described first motor 1 and the second motor 12 are same kind motor.
Particularly preferably, described first motor 1 and the second motor 12 have the identical rated speed rate of identical sum of series.
According to one preferred embodiment, the overall belt outside of described first motor 1 and the second motor 12 is respectively equipped with belt protection shell.
Preferably, differential mechanism is satellite differential.
In the utility model, the diameter of described centrifugal mechanism 15 is not less than 1.5 meters.
Described centrifuge also has installing rack 11.
Preferably, basket 7 is positioned at spiral scraper 9 outside spacers 2mm.
Particularly preferably, basket 7 is 24RPM with the differential of spiral scraper 9
When equipment runs, the first motor and the second motor are completed by the frequency-variable controller being located at electric control room and drive and control, and start when 50Hz power frequency, and two motor in synchrony run, running speed 740 turns/min.Because the first motor and the second motor are by overall belt drives main shaft, transmit high moment of torsion to make to produce differential between basket and scraper, like this, transmission device is improved by Dual-motors Driving and VFC design, adopt the helical screens centrifuge of Dual-motors Driving diameter 1.5m and put into production, not only increase its production capacity (for the centrifuge of diameter 1.5m, actual maximum throughput >=80t/h), accurately can also control the rotating speed of spiral and rotary drum, can control rotating speed according to the actual requirements, improve the separating effect of centrifuge, effective realization is saved water and energy, thus reduction production cost, improve Business Economic Benefit.
By the design of small-power bi-motor, the utility model has the advantage that transmission efficiency is high, power loss is little, and the monolithic stability realizing centrifuge runs, body vibration is little, reduce body lays particular stress on.
[accompanying drawing explanation]
Fig. 1 is the sectional structure chart of embodiment 1;
Fig. 2 is the top view of embodiment 1;
Wherein, the 1, first motor; 2, main shaft; 3, belt pulley; 4, satellite differential; 5, bearing housing; 6, outer shaft; 7, basket; 8, material inlet; 9, spiral scraper; 10, discharging opening; 11, installing rack; 12, the second motor; 13, the first motor belt containment vessel; 14, the second motor belt containment vessel; 15, centrifugal mechanism; 16, central shaft.
[specific embodiments]
Following examples are used for explaining the technical solution of the utility model without limitation.Those skilled in the art can use for reference the utility model content; the links such as suitable change shape, structure realize other object corresponding; its relevant change does not all depart from content of the present utility model; all similar replacements and change will become apparent to those skilled in the art that and all should be regarded as in protection domain of the present utility model.
Centrifuge as illustrated in fig. 1 and 2, comprise the first motor 1 and the second motor 12, the centrifugal mechanism 15 be connected with motor by bearing housing 5, centrifugal mechanism 15 belongs to the routine techniques of centrifuge, diameter 1.5 meters, comprise the basket 7 be connected with outer shaft 6 and the spiral scraper 9 be connected with diminished shaft, and there is material inlet 8 and discharging opening 10 etc.
As shown in Figure 1, first motor 1 and the second motor 12 are all connected on the belt pulley 3 of main shaft 2 by overall belt, the power of the first motor 1 and the input of the second motor 12 sends the wheel differential mechanism in bearing housing 5 to, and the spiral scraper 9 that the basket 7 that differential mechanism 4 makes outer shaft 6 connect connects with central shaft 16 produces the differential of 24RPM.
On the other hand, the first motor and the second motor are connected to the frequency-variable controller (not shown in FIG.) being located at electric control room by cable by low platen cabinet, are completed driving and controlling by frequency-variable controller.
First motor and the second motor are 200KW, and have the identical rated speed of identical sum of series.When equipment runs, start when 50Hz power frequency, two motor in synchrony run, running speed 740 turns/min.
Realize high torque transfer by such design, make to produce differential between basket and scraper.Like this, transmission device is improved by Dual-motors Driving and VFC design, adopt the helical screens centrifuge of Dual-motors Driving diameter 1.5m and put into production, not only increasing its production capacity (for the centrifuge of diameter 1.5m, actual maximum throughput >=80t/h), accurately can also control the rotating speed of spiral and rotary drum, can control rotating speed according to the actual requirements, improve the separating effect of centrifuge, effectively realize saving water and energy, thus reduction production cost, improve Business Economic Benefit.
Claims (10)
1. the large-scale screen centrifuge of driving combined by a small-power bi-motor, described centrifuge comprises motor, the bearing housing (5) be connected with described motor, the centrifugal mechanism (15) be connected with bearing housing (5), bearing housing (5) is connected with described motor with belt pulley (3) by main shaft (2), bearing housing (5) is connected with centrifugal mechanism (15) with central shaft (16) by outer shaft (6), wherein outer shaft (6) is connected with basket (7), central shaft (16) is connected with spiral scraper (9), described basket (7) is positioned at spiral scraper (9) outside, described centrifugal mechanism (15) also has material inlet (8) and discharging opening (10), it is characterized in that described motor comprises the first motor (1) and the second motor (12), the first motor (1) and the second motor (12) are connected on the belt pulley (3) of main shaft (2) by respective overall belt, bearing housing is also provided with differential mechanism in (5), the power that first motor (1) and the second motor (12) input sends the differential mechanism in bearing housing (5) to, and the spiral scraper (9) that the basket (7) that differential mechanism (4) makes outer shaft (6) connect connects with central shaft (16) produces differential, first motor (1) and the second motor (12) are connected to frequency-variable controller respectively by low platen cabinet by cable.
2. the large-scale screen centrifuge of driving combined by small-power bi-motor according to claim 1, it is characterized in that the power of described first motor (1) and the second motor (12) is not more than 200KW.
3. the large-scale screen centrifuge of driving combined by small-power bi-motor according to claim 1, it is characterized in that described first motor (1) and the second motor (12) are with kind motor.
4. the large-scale screen centrifuge of driving combined by small-power bi-motor according to claim 3, it is characterized in that described first motor (1) and the second motor (12) have the identical rated speed rate of identical sum of series.
5. the large-scale screen centrifuge of driving combined by small-power bi-motor according to claim 3, it is characterized in that the overall belt outside of described first motor (1) and the second motor (12) is respectively equipped with belt protection shell.
6. the large-scale screen centrifuge of driving combined by small-power bi-motor according to claim 1, it is characterized in that described differential mechanism is satellite differential (4).
7. the large-scale screen centrifuge of driving combined by small-power bi-motor according to claim 1, it is characterized in that the diameter of described centrifugal mechanism (15) is not less than 1.5 meters.
8. the large-scale screen centrifuge of driving combined by small-power bi-motor according to claim 1, it is characterized in that described centrifuge also has installing rack (11).
9. the large-scale screen centrifuge of driving combined by small-power bi-motor according to claim 1, it is characterized in that described basket (7) is positioned at spiral scraper (9) outside spacers 2mm.
10. the large-scale screen centrifuge of driving combined by small-power bi-motor according to claim 1, it is characterized in that basket (7) is 24RPM with the differential of spiral scraper (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420582216.9U CN204148012U (en) | 2014-10-10 | 2014-10-10 | The large-scale screen centrifuge of driving combined by small-power bi-motor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420582216.9U CN204148012U (en) | 2014-10-10 | 2014-10-10 | The large-scale screen centrifuge of driving combined by small-power bi-motor |
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| CN204148012U true CN204148012U (en) | 2015-02-11 |
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| CN201420582216.9U Active CN204148012U (en) | 2014-10-10 | 2014-10-10 | The large-scale screen centrifuge of driving combined by small-power bi-motor |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114798192A (en) * | 2022-02-25 | 2022-07-29 | 沧州市华油钻采机械设备有限公司 | Double-frequency conversion high-speed centrifuge |
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2014
- 2014-10-10 CN CN201420582216.9U patent/CN204148012U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114798192A (en) * | 2022-02-25 | 2022-07-29 | 沧州市华油钻采机械设备有限公司 | Double-frequency conversion high-speed centrifuge |
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