CN208831134U - Vibration of hydrogenerator set throw protective device - Google Patents
Vibration of hydrogenerator set throw protective device Download PDFInfo
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- CN208831134U CN208831134U CN201821402107.9U CN201821402107U CN208831134U CN 208831134 U CN208831134 U CN 208831134U CN 201821402107 U CN201821402107 U CN 201821402107U CN 208831134 U CN208831134 U CN 208831134U
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- 230000001681 protective effect Effects 0.000 title claims abstract description 19
- 238000001514 detection method Methods 0.000 claims abstract description 87
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 41
- 230000002787 reinforcement Effects 0.000 claims description 14
- 230000003014 reinforcing effect Effects 0.000 claims description 3
- 230000010355 oscillation Effects 0.000 abstract description 8
- 230000000694 effects Effects 0.000 description 21
- 230000005611 electricity Effects 0.000 description 4
- 238000007689 inspection Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000006757 chemical reactions by type Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
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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
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
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Abstract
The utility model discloses a kind of vibration of hydrogenerator set throw protective devices; it is related to turbine-generator units technical field of auxiliary equipment, main purpose is to provide a kind of vibration of hydrogenerator set throw protective device of Oscillation Amplitude for improving detection turbine-generator units.A kind of main technical schemes of the utility model are as follows: vibration of hydrogenerator set throw protective device, comprising: shell;Generating set, inner casing are arranged inside the housing, and water wheels are arranged in inner casing, one end of drainpipe is connected to the bottom of inner casing, and the other end passes through shell, and first end passes through the top of inner casing and extends towards the direction of shell, second end passes through the bottom of water wheels and inner casing, and extends towards the direction of drainpipe;Control unit, transmitter are arranged in first end, and for emitting signal, detection part is arranged on the inner wall of shell, and is connected to controller, for receiving transmitting signal, and transmit signals to controller.The utility model is mainly for detection of turbine-generator units.
Description
Technical field
The utility model relates to turbine-generator units technical field of auxiliary equipment more particularly to a kind of turbine-generator units to shake
Movable pendulum degree protective device.
Background technique
Turbine-generator units are made of the hydraulic turbine and the generating set being driven by it, and the hydraulic turbine is as former dynamic in unit
Machine, it utilizes the energy operation of water, and driven generator generates electricity, for water body mechanical energy to be converted to a set of machine of electric energy, often
The hydraulic turbine has impact type, reaction type, tubular and reversible.Turbine-generator units generally include rack, water wheels and bearing,
Water wheels are arranged on bearing, and rack can support entire turbine-generator units, during turbine-generator units operation, water flow
Making rack, perhaps bearing generates irregular vibration so as to cause the section components failure of turbine-generator units or breaks
It splits.
The mode of the vibration of existing detection turbine-generator units is usually to be vibrated by being arranged in rack or bearing
Sensor, the Oscillation Amplitude and vibration frequency of rack or bearing are detected by vibrating sensor, and are passed the information on to water wheels
In the system of generating set, operator is set to grasp the Oscillation Amplitude and vibration frequency of rack or bearing, still, due to one
Bimorph in vibrating sensor can only sense vibrations in one direction, in actual operation, bimorph by its
Strain is converted into the analog voltage as output signal.It therefore, may not by the vibration signal that bimorph is that actually sensed
True vibration signal, be primarily due to by vibration generate true vibration signal usually have there are three component, from
And lead to the unstable and insensitive of vibrating sensor, and in turbine-generator units, rack or bearing are chronically at multiple
In the vibrational state in direction, therefore, vibrating sensor will increase the risk failed to report and reported by mistake, so as to cause the inaccurate of detection data
Really, it also will cause major accident when serious.
Utility model content
In view of this, the utility model embodiment provides a kind of vibration of hydrogenerator set throw protective device, main mesh
Be to provide it is a kind of improve detection turbine-generator units Oscillation Amplitude vibration of hydrogenerator set throw protective device.
In order to achieve the above objectives, the utility model mainly provides the following technical solutions:
The utility model embodiment provides a kind of vibration of hydrogenerator set throw protective device, which includes:
Shell;
Generating set, the generating set include inner casing, main shaft, water wheels and drainpipe, and inner casing is arranged in the shell
Portion, the water wheels are arranged in the inner casing, and one end of the drainpipe is connected to the bottom of the inner casing, and the other end passes through institute
State shell, the main shaft has an opposite first end and second end, and the first end passes through the top of the inner casing and towards institute
The direction for stating shell extends, and the second end passes through the bottom of the water wheels and the inner casing, and towards the side of the drainpipe
To extension;
Control unit, the control unit include controller, transmitter and detection part, and the transmitter is arranged described first
End, for emitting signal, the detection part is arranged on the inner wall of the shell, and is connected to the controller, is used for
The transmitting signal is received, and transmits signals to the controller.
Further, the transmitter includes first transmitter and second transmitter, and the first transmitter is arranged in institute
First end is stated, the second transmitter is arranged on the outer wall of the inner casing, and the detection part can detect described respectively
The position for the signal that one transmitter and the second transmitter issue, and transmit signals to the controller.
Further, the detection part includes that detection ring and receiver, the detection ring are arranged in the shell
On wall, the receiver is connected to the detection ring, the signal received for receiving the detection ring.
Further, the detection ring includes the first detection ring and the second detection ring, and the first detection ring is arranged in institute
State the inside of the second detection ring.
Further, the transmitter is RF transmitter, and for emitting infrared ray, the detection ring is infrared ray inspection
Ring is surveyed, receiving infrared-ray is used for.
Further, the inner casing includes upper housing and bottom plate, and the upper housing and the drainpipe is arranged in the bottom plate
Between, the main shaft passes through the bottom plate, and the second transmitter is arranged on the outer wall of the upper housing.
Further, the transmitter further includes third transmitter, and the third transmitter is arranged in the inner casing and institute
It states between shell, and is connected to the outer wall of the drainpipe.
Further, reinforcement feature, the reinforcement feature is arranged between the main shaft and the shell, for reinforcing
State main shaft.
Further, the reinforcement feature includes fixed frame and bearing block, and the fixed frame is fixedly connected on the shell,
The bearing block is arranged on the fixed frame, and the main axis is connected to the bearing block.
Compared with prior art, the utility model has the following technical effect that
In technical solution provided by the embodiment of the utility model, shell is fixed at underground, is used to support generating set;
Generating set includes inner casing, main shaft, water wheels and drainpipe, and inner casing is arranged inside the housing, and water wheels are arranged in inner casing, drainpipe
One end be connected to the bottom of inner casing, the other end passes through shell, and main shaft has opposite first end and second end, and first end passes through
The top of inner casing simultaneously extends towards the direction of shell, and second end passes through the bottom of water wheels and inner casing, and towards the direction of drainpipe
Extend;The effect of control unit is to detect the vibration of main shaft, and the information of vibration is transferred in the system of generating set, control unit
Including controller, transmitter and detection part, transmitter setting is in first end, and for emitting signal, detection part is arranged outside
On the inner wall of shell, and it is connected to controller, for receiving transmitting signal, and controller is transmitted signals to, due to test section
Part is arranged on the inner wall of shell, and therefore, the position of detection part is in stationary state always, and transmitter is arranged on main shaft,
When main shaft generates vibration, transmitter can also generate vibration while emitting signal, and the signal of the vibration of transmitter can examined
It surveys on component and leaves mobile track, at this point, detection part is received to the signal trajectory of vibration and is transferred to controller, control
Device processed handles signal, and when the vibration of main shaft is excessive, controller control main shaft stops operating, compared with the existing technology,
The Oscillation Amplitude and vibration frequency of rack or bearing are detected by vibrating sensor, and are passed the information on to turbine-generator units
System in, so that operator is grasped the Oscillation Amplitude and vibration frequency of rack or bearing, still, due to a vibrating sensing
Bimorph in device can only sense vibrations in one direction, in actual operation, bimorph is strained conversion
At the analog voltage as output signal.It therefore, may not be true by the vibration signal that bimorph is that actually sensed
Vibration signal, be primarily due to by vibration generate true vibration signal usually have there are three component, so as to cause vibration
Dynamic sensor it is unstable and insensitive, and in turbine-generator units, rack or bearing are chronically at the vibration of multiple directions
In dynamic state, therefore, vibrating sensor will increase the risk failed to report and reported by mistake, so as to cause the inaccuracy of detection data, seriously
When also will cause major accident, in the utility model embodiment, can be stayed on detection part by the signal of the vibration of transmitter
The track of lower movement, at this point, detection part is received to the signal trajectory of vibration and be transferred to controller, controller is to signal
It is handled, when the vibration of main shaft is excessive, controller control main shaft stops operating, to achieve the purpose that protect main shaft, together
When can also realize when spindle vibration or the too excesssive alarm of ferry-boat and shutdown mechanism, and then reach protection entire water wheels hair
The technical effect of motor group.
Detailed description of the invention
Fig. 1 is a kind of structural representation of vibration of hydrogenerator set throw protective device provided by the embodiment of the utility model
Figure;
Fig. 2 is a kind of structural schematic diagram for detecting ring provided by the embodiment of the utility model.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawings and examples.
As depicted in figs. 1 and 2, the utility model embodiment provides a kind of vibration of hydrogenerator set throw protection dress
It sets, which includes:
Shell 1;
Generating set, generating set include inner casing 21, main shaft 22, water wheels 23 and drainpipe 24, and inner casing 21 is arranged in shell 1
Inside, water wheels 23 are arranged in inner casing 21, and one end of drainpipe 24 is connected to the bottom of inner casing 21, and the other end passes through shell 1, main
Axis 22 has opposite first end and second end, and first end passes through the top of inner casing 21 and extends towards the direction of shell 1, second
End extends across the bottom of water wheels 23 and inner casing 21, and towards the direction of drainpipe 24;
Control unit, control unit include controller, transmitter 32 and detection part 33, and the setting of transmitter 32 is used in first end
In transmitting signal, detection part 33 is arranged on the inner wall of shell 1, and is connected to controller, for receiving transmitting signal, and
Transmit signals to controller.
In technical solution provided by the embodiment of the utility model, shell 1 is fixed at underground, is used to support generator
Group;Generating set includes inner casing 21, main shaft 22, water wheels 23 and drainpipe 24, and inner casing 21 is arranged inside shell 1, and water wheels 23 are set
It sets in inner casing 21, one end of drainpipe 24 is connected to the bottom of inner casing 21, and the other end passes through shell 1, and main shaft 22 has opposite
First end and second end, first end pass through inner casing 21 top and towards the direction of shell 1 extend, second end pass through water wheels 23
With the bottom of inner casing 21, and towards the direction of drainpipe 24 extend;The effect of control unit is to detect the vibration of main shaft 22, and will shake
Dynamic information is transferred in the system of generating set, and control unit includes controller, transmitter 32 and detection part 33, transmitter 32
It is arranged in first end, for emitting signal, detection part 33 is arranged on the inner wall of shell 1, and is connected to controller, is used for
Transmitting signal is received, and transmits signals to controller, is arranged on the inner wall of shell 1 due to detection part 33, detection
The position of component 33 is in stationary state always, and transmitter 32 is arranged on main shaft 22, when main shaft 22 generates vibration, transmitter
32 can also generate vibration while emitting signal, and the signal of the vibration of transmitter 32 can leave mobile on detection part 33
Track, at this point, the signal trajectories of 33 pairs of detection part vibrations are received and are transferred to controller, controller to signal at
Reason, when the vibration of main shaft 22 is excessive, controller control generating set stops operating, and compared with the existing technology, is passed by vibration
Sensor detects the Oscillation Amplitude and vibration frequency of rack or bearing, and passes the information on to the system of 23 generating set of water wheels
In, so that operator is grasped the Oscillation Amplitude and vibration frequency of rack or bearing, still, due in a vibrating sensor
Bimorph can only sense vibrations in one direction, in actual operation, bimorph, which is strained, is converted into conduct
The analog voltage of output signal.It therefore, may not be true vibration letter by the vibration signal that bimorph is that actually sensed
Number, be primarily due to by vibration generate true vibration signal usually have there are three component, so as to cause vibrating sensing
Device it is unstable and insensitive, and in 23 generating set of water wheels, rack or bearing are chronically at the vibration shape of multiple directions
In state, therefore, vibrating sensor will increase the risk failed to report and reported by mistake, so as to cause the inaccuracy of detection data, when serious also
It will cause major accident, in the utility model embodiment, can be stayed on detection part 33 by the signal of the vibration of transmitter 32
The track of lower movement, at this point, the signal trajectory of 33 pairs of detection part vibrations is received and be transferred to controller, controller is to letter
It number is handled, when the vibration of main shaft 22 is excessive, controller control generating set stops operating, to reach protection main shaft 22
Purpose, while can also realize when main shaft 22 vibrates or ferry too excesssive alarm and shutdown mechanism, and then reach guarantor
Protect the technical effect of entire turbine-generator units.
Above-mentioned shell 1 is fixed at underground, is used to support generating set;Generating set includes inner casing 21, main shaft 22, water
Wheel 23 and drainpipe 24, inner casing 21 are arranged inside shell 1, and water wheels 23 are arranged in inner casing 21, and one end of drainpipe 24 connects
In the bottom of inner casing 21, the other end passes through shell 1, and main shaft 22 has opposite first end and second end, and first end passes through inner casing
21 top simultaneously extends towards the direction of shell 1, and second end passes through the bottom of water wheels 23 and inner casing 21, and towards drainpipe 24
Direction extends, and the effect of main shaft 22 is support water wheels 23, and generating set is driven to generate electricity, it is generally the case that the of main shaft 22
Generator is connected on two ends, drives water wheels 23 and main shaft 22 to rotate by water flow, main shaft 22 drives generator to generate electricity again, interior
Shell 21 can protect main shaft 22 and water wheels 23, also, water flow flows in inner casing 21, prevent water flow from entering inner casing 21 and shell 1
Between region, the effect of drainpipe 24 be by inner casing 21 water discharge;The effect of control unit is to detect the vibration of generating set
Emotionally condition, generating set, control unit include controller, transmitter 32 and detection part 33, and the setting of transmitter 32 is used in first end
In transmitting signal, detection part 33 is arranged on the inner wall of shell 1, and is connected to controller, for receiving transmitting signal, and
Transmit signals to controller, signal judges the Vibration Condition of main shaft 22 to controller based on the received, is arranged in controller pre-
If range, when main shaft 22 generates vibration, transmitter 32 can also generate vibration, the vibration of transmitter 32 while emitting signal
Signal mobile track can be left on detection part 33, at this point, 33 pairs of detection part vibration signal trajectories receive
And it is transferred to controller, and controller handles signal, when the oscillating region of main shaft 22 is less than the preset value in controller,
Generating set is in running order, when the oscillating region of main shaft 22 is greater than the preset value in controller, controller control power generation
Unit stops operating, and staff overhauls entire 23 generating set of water wheels, generates electricity to reach the entire water wheels 23 of protection
The technical effect of unit.
Further, as shown in Figure 1, transmitter 32 includes first transmitter 32 and second transmitter 32, first transmitter
32 are arranged in first end, and second transmitter 32 is arranged on the outer wall of inner casing 21, and detection part 33 can detect the first hair respectively
The position for the signal that emitter 32 and second transmitter 32 issue, and transmit signals to controller.In the present embodiment, further limit
Transmitter 32 is determined, first transmitter 32 is arranged in first end, and the effect of first transmitter 32 is to detect the vibration feelings of main shaft 22
Condition, second transmitter 32 are arranged on the outer wall of inner casing 21, and the effect of second transmitter 32 is the Vibration Condition for detecting inner casing 21,
Detection part 33 is distributed on the inner wall of shell 1, can detect the letter that first transmitter 32 and second transmitter 32 issue respectively
Number position facilitate staff to understand and processing so that the Vibration Condition of main shaft 22 and inner casing 21 is transferred on controller
23 generating set of water wheels, and then reach and the technical effect of entire 23 generating set of water wheels is protected optionally can also to be further added by one
A third transmitter 32, third transmitter 32 is arranged between inner casing 21 and shell 1, and is connected to the outer wall of drainpipe 24,
For detecting the Vibration Condition of drainpipe 24, since one end of drainpipe 24 is connected with inner casing 21, the one of drainpipe 24
Inside shell 1, the signal that detection part 33 can emit third transmitter 32 is detected at end, to reach detection row
The technical effect of the Vibration Condition of water pipe 24.
Further, detection part 33 includes detection ring and receiver, and detection ring is arranged on the inner wall of shell 1, receives
Device is connected to detection ring, the signal received for receiving detection ring.In the present embodiment, detection part 33 is further defined,
The effect of detection ring is the signal for receiving transmitter 32 and emitting, and transmitter 32 can be RF transmitter 32, be also possible to swash
Optical transmitting set 32, using infrared detection ring, perhaps laser detection ring detection ring passes through detection infrared ray or laser to detection ring
Position judge that the position of infrared ray or laser perhaps the Vibration Condition of inner casing 21 and is transferred to receiver by main shaft 22,
The position of infrared ray or laser is converted into data and is transferred in controller by receiver, and signal judges controller based on the received
The Vibration Condition of main shaft 22, is arranged preset range in controller, and when main shaft 22 generates vibration, transmitter 32 is in transmitting signal
While can also generate vibration, the signal of the vibration of transmitter 32 can leave mobile track on detection part 33, at this point, inspection
The signal trajectory for surveying 33 pairs of component vibrations is received and is transferred to controller, and controller handles signal, when main shaft 22
Or the oscillating region of inner casing 21, when being less than the preset value in controller, generating set is in running order, when main shaft 22 or
When the oscillating region of inner casing 21 is greater than the preset value in controller, controller control generating set stops operating, and then reaches and mention
The accuracy of high detection and the technical effect of accuracy, meanwhile, receiver can also pass data in master control system, convenient
Staff observes and judges to the Vibration Condition of main shaft 22 or inner casing 21.
Further, as depicted in figs. 1 and 2, detection ring includes the first detection ring 331 and the second detection ring 332, the first inspection
Survey the inside that the second detection ring 332 is arranged in ring 331.In the present embodiment, detection ring, the first detection ring 331 are further defined
The inside of second detection ring 332 is set, when the oscillating region of main shaft 22 or inner casing 21 is in the first detection ring 331,
Generating set is in normal working condition, when the oscillating region of main shaft 22 or inner casing 21 is in the second detection ring 332,
Controller control generating set stops operating, and optionally, third detection ring can also be arranged again, third detects ring and is arranged second
The outside for detecting ring 332, when the oscillating region of main shaft 22 or inner casing 21 is in the second detection ring 332, controller control
Generating set stops operating, and then reaches the technical effect of the accuracy and accuracy that improve detection.
Further, as shown in Figure 1, inner casing 21 includes upper housing 211 and bottom plate 212, upper housing 211 is arranged in bottom plate 212
Between drainpipe 24, main shaft 22 passes through bottom plate 212, and second transmitter 32 is arranged on the outer wall of upper housing 211.The present embodiment
In, further define inner casing 21, bottom plate 212 is arranged between upper housing 211 and drainpipe 24, main shaft 22 pass through bottom plate 212 with
Generator is connected, and second transmitter 32 is arranged on the outer wall of upper housing 211, can use between shell 211 and bottom plate 212
The mode of clamping is attached, can also by bolted connection, to reach the installation and removal for facilitating inner casing 21
Technical effect.
Further, as shown in Figure 1, increasing reinforcement feature 4, reinforcement feature 4 is arranged between main shaft 22 and shell 1,
For reinforcing main shaft 22.In the present embodiment, reinforcement feature 4 is increased, the effect of reinforcement feature 4 is to reinforce main shaft 22, due to outer
Shell 1 is fixed at underground, and reinforcement feature 4 is arranged between main shaft 22 and shell 1, carries out reinforcement feature 4 to main shaft 22
It reinforces, to reach the technical effect for improving the stability of main shaft 22.
Further, as shown in Figure 1, reinforcement feature 4 includes fixed frame 41 and bearing block 42, fixed frame 41 is fixedly connected on
Shell 1, bearing block 42 are arranged on fixed frame 41, and main shaft 22 is rotationally connected with bearing block 42.In the present embodiment, further limit
Reinforcement feature 4, fixed frame 41 are fixedly connected on shell 1, and bearing block 42 is arranged on fixed frame 41, and main shaft 22 is rotationally connected with
Bearing block 42, the effect of bearing block 42 are that main shaft 22 is facilitated to rotate, and main shaft 22 can be rotated around its axis, and fixed frame 41 is solid
It is scheduled on shell 1, to further reach the technical effect for improving the stability of main shaft 22.
Above description is only a specific implementation of the present invention, but the protection scope of the utility model is not limited to
In this, anyone skilled in the art within the technical scope disclosed by the utility model, can readily occur in variation
Or replacement, it should be covered within the scope of the utility model.Therefore, the protection scope of the utility model should be with the power
Subject to the protection scope that benefit requires.
Claims (9)
1. a kind of vibration of hydrogenerator set throw protective device characterized by comprising
Shell;
Generating set, the generating set include inner casing, main shaft, water wheels and drainpipe, and inner casing is arranged in the interior of shell, institute
It states water wheels to be arranged in the inner casing, one end of the drainpipe is connected to the bottom of the inner casing, and the other end passes through described outer
Shell, the main shaft have an opposite first end and second end, and the first end passes through the top of the inner casing and towards described outer
The direction of shell extends, and the second end passes through the bottom of the water wheels and the inner casing, and prolongs towards the direction of the drainpipe
It stretches;
Control unit, the control unit include controller, transmitter and detection part, and the transmitter is arranged in the first end,
For emitting signal, the detection part is arranged on the inner wall of the shell, and is connected to the controller, for receiving
The transmitting signal, and transmit signals to the controller.
2. vibration of hydrogenerator set throw protective device according to claim 1, which is characterized in that
The transmitter includes first transmitter and second transmitter, and the first transmitter setting is described in the first end
Second transmitter is arranged on the outer wall of the inner casing, and the detection part can detect the first transmitter and described respectively
The position for the signal that second transmitter issues, and transmit signals to the controller.
3. vibration of hydrogenerator set throw protective device according to claim 2, which is characterized in that
The detection part includes that detection ring and receiver, the detection ring are arranged on the inner wall of the shell, the reception
Device is connected to the detection ring, the signal received for receiving the detection ring.
4. vibration of hydrogenerator set throw protective device according to claim 3, which is characterized in that
The detection ring includes the first detection ring and the second detection ring, and the second detection ring is arranged in the first detection ring
Inside.
5. vibration of hydrogenerator set throw protective device according to claim 4, which is characterized in that
The transmitter is RF transmitter, and for emitting infrared ray, the detection ring is infrared detection ring, for receiving
Infrared ray.
6. vibration of hydrogenerator set throw protective device according to claim 2, which is characterized in that
The inner casing includes upper housing and bottom plate, and the bottom plate is arranged between the upper housing and the drainpipe, the main shaft
Across the bottom plate, the second transmitter is arranged on the outer wall of the upper housing.
7. according to the described in any item vibration of hydrogenerator set throw protective devices of claim 2 to 6, which is characterized in that
The transmitter further includes third transmitter, and the third transmitter is arranged between the inner casing and the shell, and
And it is connected to the outer wall of the drainpipe.
8. vibration of hydrogenerator set throw protective device according to any one of claims 1 to 6, which is characterized in that also
Include:
Reinforcement feature, the reinforcement feature is arranged between the main shaft and the shell, for reinforcing the main shaft.
9. vibration of hydrogenerator set throw protective device according to claim 8, which is characterized in that
The reinforcement feature includes fixed frame and bearing block, and the fixed frame is fixedly connected on the shell, and the bearing block is set
It sets on the fixed frame, the main axis is connected to the bearing block.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201821402107.9U CN208831134U (en) | 2018-08-29 | 2018-08-29 | Vibration of hydrogenerator set throw protective device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201821402107.9U CN208831134U (en) | 2018-08-29 | 2018-08-29 | Vibration of hydrogenerator set throw protective device |
Publications (1)
Publication Number | Publication Date |
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CN208831134U true CN208831134U (en) | 2019-05-07 |
Family
ID=66310987
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201821402107.9U Active CN208831134U (en) | 2018-08-29 | 2018-08-29 | Vibration of hydrogenerator set throw protective device |
Country Status (1)
Country | Link |
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CN (1) | CN208831134U (en) |
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2018
- 2018-08-29 CN CN201821402107.9U patent/CN208831134U/en active Active
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