CN209691407U - Nuclear power plant's rotary sieve driving device - Google Patents
Nuclear power plant's rotary sieve driving device Download PDFInfo
- Publication number
- CN209691407U CN209691407U CN201920230200.4U CN201920230200U CN209691407U CN 209691407 U CN209691407 U CN 209691407U CN 201920230200 U CN201920230200 U CN 201920230200U CN 209691407 U CN209691407 U CN 209691407U
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- CN
- China
- Prior art keywords
- motor
- output shaft
- rotary sieve
- power plant
- nuclear power
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
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- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The utility model relates to a kind of nuclear power plant's rotary sieve driving devices, including driving motor and output shaft.Driving motor includes the drive shaft for driving output shaft to rotate；Drive shaft, output shaft are horizontally disposed；Output shaft cooperates with rotary sieve to drive rotary sieve to rotate.Driving motor, output shaft are all in same level, driving motor can be allowed to install using lower margin, motor gravity influences bearing, reduction gearbox smaller, it is possible to reduce influence of the motor gravity to total, the problem of to reduce motor oscillating, reduces the maintenance of motor frequency.
Description
Technical field
The utility model relates to nuclear power fields, more specifically to a kind of nuclear power plant's rotary sieve driving device.
Background technique
The invasion of nuclear power plant marine growth and floating material in order to prevent, needs to be filtered seawater, and one of filtering is set
Standby is rotary sieve, as shown in Fig. 2, every rotary sieve is driven by two slowspeed machine 1', a medium/high speed motor 2'.It
Revolving speed be divided into third gear, controlled by the pressure difference of strainer two sides.Under normal circumstances, slowspeed machine 1' mono- operation, one standby
With；After pressure difference reaches certain setting value, rotary sieve automatically switches to medium/high speed motor 2' and is operated.
The structure type of the motor of power plant's rotary sieve uses at present motor and reduction gearbox 3' is that three motors are in same
One vertical plane, slowspeed machine 1', medium/high speed motor 2' are vacantly installed, and the driving of slowspeed machine 1', medium/high speed motor 2'
Axis is horizontally mounted setting perpendicular to metope, the output shaft of reduction gearbox 3'.Motor is flange mounting means, passes through gear between each other
Cooperated, in reduction gearbox 3' by the way of turbine and worm screw cooperation.
Under this structure, reduction gearbox 3', motor bearings are influenced by motor gravity for a long time, will appear vibration after long-term operating
High problem is moved, bearing wear can be accelerated, influence winding insulation, causes the damage of institute's driven equipment.
Utility model content
The technical problem to be solved by the present invention is to provide a kind of drive shaft, output shaft level to reduce motor
Nuclear power plant's rotary sieve driving device of vibration.
The technical scheme adopted by the utility model to solve the technical problem is as follows: constructing a kind of nuclear power plant's rotary sieve driving
Device, including driving motor and output shaft；
The driving motor includes the drive shaft for driving the output shaft rotation；
The drive shaft, output shaft are horizontally disposed；
The output shaft and rotary sieve cooperate to drive the rotary sieve to rotate.
Preferably, the driving motor includes first motor, the second motor；
The first motor includes the first drive shaft for driving the output shaft with the first rotational speed；
Second motor includes the second drive shaft for driving the output shaft with the second rotational speed；
First drive shaft, the second drive shaft, output shaft are horizontally disposed；
First revolving speed is less than second revolving speed.
Preferably, further include for first drive shaft, the second drive shaft in the process being driven to the output shaft
The deceleration device of deceleration.
Preferably, the deceleration device includes gear reduction, and the gear reduction drives with described first respectively
Moving axis, the second drive shaft, output shaft corresponding matching.
It preferably, further include pressure difference measuring mechanism for measuring the pressure difference of the rotary sieve two sides, the pressure difference is surveyed
Measuring mechanism is connect with the first motor, the second communications respectively, first electricity to be respectively started in different pressure differences
Machine, the second motor.
Preferably, the first motor includes two, to allow two first motors that the output shaft is driven to rotate respectively.
Preferably, the first motor, the second motor are installed using lower margin.
Preferably, first revolving speed includes at least one revolving speed, and second revolving speed includes at least one revolving speed.
Preferably, the drive shaft, output shaft are arranged side by side in same level height.
The nuclear power plant's rotary sieve driving device for implementing the utility model, has the advantages that drive shaft, output shaft
It is horizontally disposed, motor can be allowed to install using lower margin, reduce influence of the motor gravity to total, to reduce motor vibration
Dynamic problem reduces the maintenance of motor frequency.
Detailed description of the invention
Below in conjunction with accompanying drawings and embodiments, the utility model is described in further detail, in attached drawing:
Fig. 1 is that the driving motor of nuclear power plant's rotary sieve driving device in the utility model embodiment and output shaft cooperate
Structural schematic diagram；
Fig. 2 is the structural schematic diagram of nuclear power plant's rotary sieve driving device in background technique.
Specific embodiment
For a clearer understanding of the technical features, objectives and effects of the utility model, now control attached drawing is detailed
Illustrate specific embodiment of the present utility model.
As shown in Figure 1, nuclear power plant's rotary sieve driving device in one preferred embodiment of the utility model includes driving
Motor 1 and output shaft 2, driving motor 1 include the drive shaft for driving output shaft 2 to rotate；
Output shaft 2 and rotary sieve cooperate to drive rotary sieve to rotate, and drive shaft, output shaft 2 are horizontally disposed, can be with
It allows motor to install using lower margin, reduces influence of the motor gravity to total, so that the problem of reducing motor oscillating, reduces electricity
Machine maintenance frequency.
In the present embodiment, driving motor 1 includes first motor 11, the second motor 12, and first motor 11 includes for driving
Output shaft 2 is with the first drive shaft 111 of the first rotational speed；Second motor 12 includes for driving output shaft 2 with the second revolving speed
Second drive shaft 121 of rotation.
First revolving speed drives output shaft 2 to rotate at different rates less than the second revolving speed, and output shaft 2 is matched with rotary sieve
It closes to drive rotary sieve to rotate.In general, first motor 11 is slowspeed machine, the second motor 12 is high-speed motor, respectively with low
Speed, high speed drive output shaft 2 to rotate.
Preferably, the first drive shaft 111, the second drive shaft 121, output shaft 2 are horizontally disposed, it is possible to reduce first motor
11, influence of 12 gravity of the second motor to total, thus the problem of reducing motor oscillating.
Preferably, drive shaft, output shaft 2 are arranged side by side in same level height, and the first drive shaft 111, second is allowed to drive
Axis 121 and output shaft 2 same level height side by side, first motor 11, the second motor 12 can be allowed to be located at same level height,
Convenient for assembling, it is possible to reduce the influence of motor occupied space and motor gravity to total.
First revolving speed may include a kind of revolving speed, may also comprise two kinds and two or more different rotating speeds, can be according to need
Gear is arranged to rotate by different rotating speeds.Second revolving speed includes a kind of revolving speed, may also comprise two kinds and two or more differences turns
Speed can according to need setting gear and rotate by different rotating speeds.
Nuclear power plant's rotary sieve driving device further include for the first drive shaft 111, the second drive shaft 121 to output
The deceleration device 3 that the process that axis 2 is driven is slowed down.
Deceleration device 3 include gear reduction, gear reduction respectively with the first drive shaft 111, the second drive shaft
121,2 corresponding matching of output shaft, deceleration device 3 may also comprise the deceleration of the structures such as turbine and worm screw.
Preferably, first motor 11, the second motor 12 are installed using lower margin, the stability of installation can be promoted, so that electric
Machine gravity is smaller on bearing, reduction gearbox influence, to reduce the influence to motor oscillating.
Further, first motor 11 includes two, can be with to allow two first motors 11 to drive the rotation of output shaft 2 respectively
At one in use, another spare.
In some embodiments, nuclear power plant's rotary sieve driving device further includes the pressure difference for measuring rotary sieve two sides
Pressure difference measuring mechanism, pressure difference measuring mechanism respectively with first motor 11, the second motor 12 communicate to connect, in different pressure differences
When first motor 11, the second motor 12 is respectively started.
Under normal circumstances, the first motor of low speed 11 1 operations, one spare；After pressure difference reaches certain setting value,
The work of second motor 12, automatically switches to middling speed for rotary sieve, is carried out at high speed operating.
It is to be appreciated that above-mentioned each technical characteristic can be used in any combination and unrestricted.
The above description is only the embodiments of the present invention, and therefore it does not limit the scope of the patent of the utility model, all
Equivalent structure or equivalent flow shift made based on the specification and figures of the utility model, is applied directly or indirectly in
Other related technical areas are also included in the patent protection scope of the utility model.
Claims (9)
1. a kind of nuclear power plant's rotary sieve driving device, which is characterized in that including driving motor (1) and output shaft (2)；
The driving motor (1) includes the drive shaft for driving the output shaft (2) to rotate；
The drive shaft, output shaft (2) are horizontally disposed；
The output shaft (2) and rotary sieve cooperate to drive the rotary sieve to rotate.
2. nuclear power plant's rotary sieve driving device according to claim 1, which is characterized in that driving motor (1) packet
Include first motor (11), the second motor (12)；
The first motor (11) includes the first drive shaft (111) for driving the output shaft (2) with the first rotational speed；
Second motor (12) includes the second drive shaft (121) for driving the output shaft (2) with the second rotational speed；
First drive shaft (111), the second drive shaft (121), output shaft (2) are horizontally disposed；
First revolving speed is less than second revolving speed.
3. nuclear power plant's rotary sieve driving device according to claim 2, which is characterized in that further include for described
The deceleration device (3) that one drive shaft (111), the second drive shaft (121) are slowed down in the process being driven to the output shaft (2).
4. nuclear power plant's rotary sieve driving device according to claim 3, which is characterized in that deceleration device (3) packet
Include gear reduction, the gear reduction respectively with first drive shaft (111), the second drive shaft (121), output
Axis (2) corresponding matching.
5. nuclear power plant's rotary sieve driving device according to claim 2, which is characterized in that further include described for measuring
The pressure difference measuring mechanism of the pressure difference of rotary sieve two sides, the pressure difference measuring mechanism respectively with the first motor (11), second
Motor (12) communication connection, the first motor (11), the second motor (12) to be respectively started in different pressure differences.
6. nuclear power plant's rotary sieve driving device according to claim 2, which is characterized in that first motor (11) packet
Two are included, to allow two first motors (11) that the output shaft (2) is driven to rotate respectively.
7. nuclear power plant's rotary sieve driving device according to claim 2, which is characterized in that the first motor (11),
Second motor (12) is installed using lower margin.
8. nuclear power plant's rotary sieve driving device according to claim 2, which is characterized in that first revolving speed includes extremely
A kind of few revolving speed, second revolving speed include at least one revolving speed.
9. nuclear power plant's rotary sieve driving device according to any one of claims 1 to 8, which is characterized in that the driving
Axis, output shaft (2) are arranged side by side in same level height.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920230200.4U CN209691407U (en) | 2019-02-22 | 2019-02-22 | Nuclear power plant's rotary sieve driving device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920230200.4U CN209691407U (en) | 2019-02-22 | 2019-02-22 | Nuclear power plant's rotary sieve driving device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209691407U true CN209691407U (en) | 2019-11-26 |
Family
ID=68602647
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920230200.4U Active CN209691407U (en) | 2019-02-22 | 2019-02-22 | Nuclear power plant's rotary sieve driving device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209691407U (en) |
-
2019
- 2019-02-22 CN CN201920230200.4U patent/CN209691407U/en active Active
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