CN206017210U - A kind of blower fan apparatus with vibration monitoring - Google Patents
A kind of blower fan apparatus with vibration monitoring Download PDFInfo
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- CN206017210U CN206017210U CN201620947164.XU CN201620947164U CN206017210U CN 206017210 U CN206017210 U CN 206017210U CN 201620947164 U CN201620947164 U CN 201620947164U CN 206017210 U CN206017210 U CN 206017210U
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- blower fan
- connecting shaft
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- shaft
- vibration
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Abstract
The utility model discloses a kind of blower fan apparatus with vibration monitoring, it is related to blower fan and ventilating system field of engineering technology, including the motor being sequentially connected, gear-box, belt gear and blower fan, the motor shaft of the motor is connected by the first connecting shaft with the gear-box, the belt gear is connected by the second connecting shaft with the fan shaft of the blower fan, two shaft ends of first connecting shaft and the second connecting shaft are respectively provided with bearing, it is provided with the housing of the motor for monitoring the speed mode sensor of motor oscillating, also include in second connecting shaft, for monitoring current vortex sensor of the connecting shaft relative to the vibration of the bearing of two shaft end.
Description
Technical field
The utility model discloses a kind of blower fan apparatus with vibration monitoring, are belonged to blower fan and are led with ventilating system engineering technology
Domain.
Background technology
Blower fan is the mechanical energy by input, improves gas pressure and supplies gas side by side the machinery of body, and it is a kind of driven stream
Body machinery.Vibration is the common failure of blower fan, and the vibration of blower fan can not only produce noise, also can lowering apparatus and equipment standard
Really property and sensitivity, when oscillation intensity is sufficiently large, can destroy machine and building structure, cause major accident, or even to human body
Produce injury.Therefore, it is necessary to the monitoring and early warning vibrated by blower fan, safe, strong with prevent to cause because of fan vibration
Health accident.
The Chinese patent literature of prior art such as Publication No. CN201351621Y discloses a kind of band vibration measurement device
Axial fan, including blower housing, vibrating sensor, impulser, in blower housing, be provided with impeller, motor, motor
Including motor output shaft and end cap, motor output shaft is placed on drive end bearing and rear bearing.On motor housing or end cap, water
Safety fills a vibrating sensor for the vibration measurement of Y direction, and the signal input of sensor output shows to digital instrument
And pick-up, on-line checking is realized, is reported to the police.
However, in the rotation system of the existing blower fan apparatus, from blower fan to connecting shaft, the vibration of each point such as bearing
Amplitude is different, and the vibration of any one place can be propagated each other and may be strengthened each other, so as to damage each building block of blower fan
Cause security incident, and the prior art lacks the monitoring to this aspect.And actually used in ceteris paribus feelings
Under condition, the vibration of the more big then blower fan of the rotating speed of blower fan is more obvious, and therefore the vibration only on measurement motor shell or end cap is absolute
Value can not be effectively monitored to the overall operation conditions of blower fan, it is impossible to obtain the vibration values of more accurate blower fan apparatus.
Utility model content
Therefore, purpose to be solved in the utility model is to provide a kind of blower fan apparatus with vibration monitoring, existing to solve
Technology cannot obtain the problem of the vibration values of accurate blower fan apparatus.
This utility model provide a kind of blower fan apparatus with vibration monitoring, including be sequentially connected motor, gear-box, skin
Tape handler and blower fan, the motor shaft of the motor are connected by the first connecting shaft with the gear-box, the belt transmission
Mechanism is connected by the second connecting shaft with the fan shaft of the blower fan, two shaft ends of first connecting shaft and the second connecting shaft
Bearing is respectively provided with, is provided with the housing of the motor for monitoring the speed mode sensor of motor oscillating, is also included pacifying
Be mounted in second connecting shaft, for monitor the connecting shaft relative to the vibration of the bearing of two shaft end current vortex pass
Sensor.
Preferably, also include that rotating speed at the motor shaft of the motor, being used for monitoring the motor rotational shaft speed is passed
Sensor.
Preferably, the speed probe is electro-optical pickoff, is sonde-type structure, fixes peace by the 3rd bracing frame
It is mounted in the motor shaft in the radial direction.
Preferably, speed mode sensor is separately installed with the housing of the input/output terminal of the gear-box.
Preferably, it is provided with the bear box of first connecting shaft and two axial ends of second connecting shaft
Speed mode sensor.
Preferably, the speed mode sensor is magnetic-type sonde-type structure, is directly magneted in corresponding motor or gear
On the housing of case or bearing；Or
The speed mode sensor is non-magnetic-type sonde-type structure, is fixedly mounted on corresponding electricity by the first bracing frame
On the housing of machine or gear-box or bearing.
Preferably, the current vortex sensor is fixedly installed on the radial direction of the second connecting shaft by the second bracing frame
Place, the current vortex sensor near second connecting shaft but not with the second connecting shaft directly contact.
Preferably, also include in first connecting shaft, for monitoring the connecting shaft relative to two axle
The current vortex sensor of the vibration of the bearing at end.
Preferably, the blower fan is centrifugal fan；The gear-box is reduction gear box；The speed probe, speed
The Signal and Signal Treatment center connection of degree formula sensor and current vortex sensor.
This utility model has advantages below relative to prior art：
1. this utility model provide the blower fan apparatus with vibration monitoring, including be sequentially connected motor, gear-box, belt
Drive mechanism and blower fan, the motor shaft of the motor are connected by the first connecting shaft with the gear-box, the belt drive
Structure is connected by the second connecting shaft with the fan shaft of the blower fan, two shaft ends point of first connecting shaft and the second connecting shaft
Not She Zhi bearing, be provided with the housing of the motor for monitoring the speed mode sensor of motor oscillating, also include installing
In second connecting shaft, for monitor the connecting shaft relative to the vibration of the bearing of two shaft end current vortex sense
Device.In the blower fan apparatus, except monitoring the speed mode sensor of motor case absolute vibration value, due to the second connecting shaft two ends
Bearing probably due to vibration skew causes situation about misaligning, so as to cause the second connecting shaft its bearings at both ends relative in its footpath
There is vibration upwards, and the Vibration Condition at this cannot be directly inferred from the vibration values of motor case, therefore, this utility model
Also there is eddy current sensor of the second connecting shaft of monitoring with respect to the Relative Vibration value of its bearings at both ends, so as to more precisely
The Vibration Condition of blower fan apparatus is monitored.
2. the blower fan apparatus with vibration monitoring that this utility model is provided, are also included at the motor shaft of the motor
, for monitoring the speed probe of the motor rotational shaft speed.As the Vibration Condition of blower fan apparatus is affected by its rotating speed, therefore
Can not need to come with reference to the velocity of rotation of blower fan apparatus only by being measured from whether working properly blowing machine is to vibration values
Analysis vibrational waveform, judges the ruuning situation of blower fan.
3. the blower fan apparatus with vibration monitoring that this utility model is provided, the input of gear-box connect the first connecting shaft,
Outfan connects belt gear, and the speed of its input/output terminal is inconsistent, in order to carry out accurately to whole blower fan apparatus
Vibration measurement, be separately installed with speed mode sensor on the housing of the input/output terminal of the gear-box.
4. the blower fan apparatus with vibration monitoring that this utility model is provided, in first connecting shaft and second connection
Speed mode sensor is installed on the bear box of two axial ends of axle, so as to the absolute vibration situation to bearing makes prison
Survey.
5. the blower fan apparatus with vibration monitoring that this utility model is provided, when the overall volume of blower fan apparatus is less, institute
Speed mode sensor is stated for magnetic-type sonde-type structure, is directly magneted on the housing of corresponding motor or gear-box or bearing.
When the overall volume of blower fan apparatus is less, the speed mode sensor is non-magnetic-type sonde-type structure, supports by first
Frame is fixedly mounted on the housing of corresponding motor or gear-box or bearing.
6. the blower fan apparatus with vibration monitoring that this utility model is provided, the current vortex sensor pass through the second bracing frame
It is fixedly installed at the radial direction of the second connecting shaft, for accurately measuring the second connecting shaft its bearings at both ends diametrically opposite
Vibration, the current vortex sensor near second connecting shaft but not with the second connecting shaft directly contact, so as to not hinder
Hinder the normal rotation of the second connecting shaft, also retaining space is vibrated for the second connecting shaft radial direction upper deviation.
7. the blower fan apparatus with vibration monitoring that this utility model is provided, are also included in first connecting shaft
, for monitoring current vortex sensor of the connecting shaft relative to the vibration of the bearing of two shaft end, so as to more fully
Vibration monitoring is carried out to blower fan apparatus.
Description of the drawings
In order to be illustrated more clearly that this utility model specific embodiment or technical scheme of the prior art, below will be right
Needed for specific embodiment or description of the prior art, accompanying drawing to be used is briefly described, it should be apparent that, describe below
In accompanying drawing be some embodiments of the present utility model, for those of ordinary skill in the art, do not paying creativeness
On the premise of work, can be with according to these other accompanying drawings of accompanying drawings acquisition.
Fig. 1 is the connection diagram of the blower fan apparatus with vibration monitoring of the present utility model；
Reference：1- blower fans；2- motors；3- signal processing center；4- belts；The second connecting shafts of 5-；
6- bearings；The second bracing frames of 7-；The 3rd bracing frames of 8-；9- gear-boxes；10- speed mode sensors；
11- speed probes；12- current vortex sensors；The first connecting shafts of 13-.
Specific embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with accompanying drawing, it is clear that described
Embodiment is a part of embodiment of this utility model, rather than whole embodiments.Embodiment in based on this utility model, this
The every other embodiment obtained under the premise of creative work is not made by field those of ordinary skill, belongs to this practicality
Novel protected scope.
As long as additionally, involved technical characteristic in this utility model different embodiments disclosed below is each other
Do not constitute conflict can just be combined with each other.
A kind of blower fan apparatus with vibration monitoring are present embodiments provided, as shown in figure 1, including
Motor 2, gear-box 9, belt gear and the blower fan 1 being sequentially connected, the motor shaft of the motor 2 and the tooth
Roller box 9 is connected by the first connecting shaft 13, and the belt gear passes through the second connecting shaft 5 with the fan shaft of the blower fan 1
Two shaft ends of connection, first connecting shaft 13 and the second connecting shaft 5 are respectively provided with bearing 6, on the housing of the motor 2
Be provided with for monitor motor 2 vibration speed mode sensor 10, also include in second connecting shaft 5, be used for
Monitor current vortex sensor 12 of the connecting shaft relative to the vibration of the bearing 6 of two shaft end.
The blower fan apparatus with vibration monitoring that above-described embodiment is provided, except monitoring the speed of 2 casing absolute vibration value of motor
Degree formula sensor 10, as the bearing 6 at 5 two ends of the second connecting shaft causes situation about misaligning probably due to vibration offsets, so as to
Cause 5 its bearings at both ends 6 relative of the second connecting shaft to there is vibration in the radial direction thereof, and the Vibration Condition at this cannot be from motor
The vibration values of 2 casing directly infer that therefore, the present embodiment also has the relative of 5 its bearings at both ends 6 relative of the second connecting shaft of monitoring
The eddy current sensor 12 of vibration values, so as to more precisely be monitored to the Vibration Condition of blower fan apparatus.
As the Vibration Condition of blower fan apparatus is affected by its rotating speed, therefore can not be only by being measured to vibration values
Whether working properly blowing machine is, needs velocity of rotation with reference to blower fan apparatus to analyze vibrational waveform, judges the operation feelings of blower fan
Condition.The present embodiment also include at the motor shaft of the motor 2, for monitoring the speed probe of the motor rotational shaft speed
11.
Preferably, the speed probe 11 is electro-optical pickoff, is sonde-type structure, solid by the 3rd bracing frame 8
Dingan County is mounted in the motor shaft in the radial direction, and not with motor shaft directly contact, so as to not hinder the normal of motor shaft to turn
Dynamic.3rd bracing frame 8 is fixed on the workbench of blower fan apparatus.
The input of gear-box 9 connects the first connecting shaft 13, and outfan connects belt gear, and its input/output terminal
Speed may inconsistent, in order to carry out accurate vibration measurement to whole blower fan apparatus, in the input and output of the gear-box 9
Speed mode sensor 11 is separately installed with the housing at end.
Speed is installed on 6 housing of bearing of first connecting shaft 13 and two axial ends of second connecting shaft 5
Degree formula sensor 10, so as to the absolute vibration situation to bearing 6 makes monitoring.
In the present embodiment, when the overall volume of blower fan apparatus is less, the speed mode sensor 10 is magnetic-type spy
Hair style structure, is directly magneted on the housing of corresponding motor 2 or gear-box 9 or bearing 6；When blower fan apparatus overall volume compared with
Hour, the speed mode sensor 10 is non-magnetic-type sonde-type structure, is fixedly mounted on corresponding electricity by the first bracing frame
On the housing of machine 2 or gear-box 9 or bearing 6.
The current vortex sensor 12 is fixedly installed at the radial direction of the second connecting shaft 5 by the second bracing frame 7, is used
In the vibration for accurately measuring 5 its bearings at both ends 6 diametrically opposite of the second connecting shaft, the current vortex sensor 12 is near described
Two connecting shafts 5 but not with 5 directly contact of the second connecting shaft, so as to not hinder the normal rotation of the second connecting shaft 5, be also
Two connecting shafts, the 5 radial direction upper deviation vibrates retaining space.
Preferably, the blower fan apparatus with vibration monitoring that the present embodiment is provided, are also included installed in first connecting shaft
On 13, for monitoring current vortex sensor 12 of the connecting shaft relative to the vibration of the bearing 6 of two shaft end, so as to more
Vibration monitoring is carried out to blower fan apparatus comprehensively.
In the present embodiment, the blower fan 1 is centrifugal fan；The gear-box 9 is reduction gear box；The revolution speed sensing
The Signal and Signal Treatment center 3 of device 11, speed mode sensor 10 and current vortex sensor 12 connects.Certainly, the blower fan 1
Can be axial fan, gear-box 9 can speedup or deceleration according to actual needs.
In the present embodiment, speed mode sensor 10 and current vortex sensor 12 are used respectively in pairs, and a pair of speed modes are passed
Sensor 10 or current vortex sensor 12 are arranged along two orthogonal X, Y-direction respectively.
Obviously, above-described embodiment is only intended to clearly illustrate example, and the not restriction to embodiment.Right
For those of ordinary skill in the art, can also make on the basis of the above description other multi-forms change or
Change.There is no need to be exhaustive to all of embodiment.And thus extended obvious change or
Change among the protection domain that creates still in this utility model.
Claims (9)
1. a kind of blower fan apparatus with vibration monitoring, including be sequentially connected motor (2), gear-box (9), belt gear and
Blower fan (1), the motor shaft of motor (2) are connected by the first connecting shaft (13) with the gear-box (9), the belt transmission
Mechanism is connected by the second connecting shaft (5) with the fan shaft of the blower fan (1), the first connecting shaft (13) and the second connecting shaft
(5) two shaft ends are respectively provided with bearing (6), are provided with for monitoring what motor (2) vibrated on the housing of the motor (2)
Speed mode sensor (10), it is characterised in that also include on the second connecting shaft (5), for monitoring the connection
Current vortex sensor (12) of the axle relative to the vibration of the bearing (6) of two shaft end.
2. blower fan apparatus with vibration monitoring according to claim 1, it is characterised in that also include located at the motor
(2) at motor shaft, for monitoring the speed probe (11) of the motor rotational shaft speed.
3. blower fan apparatus with vibration monitoring according to claim 2, it is characterised in that speed probe (11) are
Electro-optical pickoff, is sonde-type structure, is fixedly mounted on the motor shaft in the radial direction by the 3rd bracing frame (8).
4. blower fan apparatus with vibration monitoring according to claim 1, it is characterised in that in the defeated of the gear-box (9)
Enter speed mode sensor (10) on the housing of outfan.
5. blower fan apparatus with vibration monitoring according to claim 1, it is characterised in that in the first connecting shaft (13)
Speed mode sensor (10) is installed with bearing (6) housing of two axial ends of the second connecting shaft (5).
6. blower fan apparatus with vibration monitoring according to claim 1 or 4 or 5, it is characterised in that the speed mode sensing
Device (10) is magnetic-type sonde-type structure, is directly magneted on the housing of corresponding motor (2) or gear-box (9) or bearing (6)；
Or
Described speed mode sensor (10) are non-magnetic-type sonde-type structure, are fixedly mounted on corresponding electricity by the first bracing frame
On the housing of machine (2) or gear-box (9) or bearing (6).
7. blower fan apparatus with vibration monitoring according to claim 1, it is characterised in that current vortex sensor (12)
It is fixedly installed at the radial direction of the second connecting shaft (5) by the second bracing frame (7), current vortex sensor (12) are close
Second connecting shaft (5) but not with the second connecting shaft (5) directly contact.
8. blower fan apparatus with vibration monitoring according to claim 1, it is characterised in that also include installed in described first
In connecting shaft (13), for monitoring current vortex sensor of the connecting shaft relative to the vibration of the bearing (6) of two shaft end
(12).
9. blower fan apparatus with vibration monitoring according to claim 2, it is characterised in that described blower fan (1) is centrifugal
Blower fan；Described gear-box (9) are reduction gear box；Speed probe (11), speed mode sensor (10) and current vortex are passed
The Signal and Signal Treatment center connection of sensor (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620947164.XU CN206017210U (en) | 2016-08-25 | 2016-08-25 | A kind of blower fan apparatus with vibration monitoring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620947164.XU CN206017210U (en) | 2016-08-25 | 2016-08-25 | A kind of blower fan apparatus with vibration monitoring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206017210U true CN206017210U (en) | 2017-03-15 |
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ID=58251350
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620947164.XU Active CN206017210U (en) | 2016-08-25 | 2016-08-25 | A kind of blower fan apparatus with vibration monitoring |
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| Country | Link |
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| CN (1) | CN206017210U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106842030A (en) * | 2017-04-18 | 2017-06-13 | 西北工业大学 | A kind of portable autonomous submarine navigation device propulsion electric machine malfunction monitoring prior-warning device |
| CN108978441A (en) * | 2018-07-02 | 2018-12-11 | 湖南大学 | The semi-active control method and system of a kind of floating system stiffening girder of suspension bridge whirlpool vibration |
| CN109323853A (en) * | 2018-09-29 | 2019-02-12 | 浙江中烟工业有限责任公司 | A kind of blower leaf fan vibration detection device and fault detection prediction technique |
-
2016
- 2016-08-25 CN CN201620947164.XU patent/CN206017210U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106842030A (en) * | 2017-04-18 | 2017-06-13 | 西北工业大学 | A kind of portable autonomous submarine navigation device propulsion electric machine malfunction monitoring prior-warning device |
| CN106842030B (en) * | 2017-04-18 | 2020-02-14 | 西北工业大学 | Portable autonomous underwater vehicle propulsion motor fault monitoring and early warning device |
| CN108978441A (en) * | 2018-07-02 | 2018-12-11 | 湖南大学 | The semi-active control method and system of a kind of floating system stiffening girder of suspension bridge whirlpool vibration |
| CN108978441B (en) * | 2018-07-02 | 2019-10-29 | 湖南大学 | The semi-active control method and system of a kind of floating system stiffening girder of suspension bridge whirlpool vibration |
| CN109323853A (en) * | 2018-09-29 | 2019-02-12 | 浙江中烟工业有限责任公司 | A kind of blower leaf fan vibration detection device and fault detection prediction technique |
| CN109323853B (en) * | 2018-09-29 | 2020-06-30 | 浙江中烟工业有限责任公司 | Fan blade fan vibration detection device and fault detection prediction method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Blower device of area vibration monitoring Effective date of registration: 20180306 Granted publication date: 20170315 Pledgee: Agricultural Bank of China Limited by Share Ltd Wuxi science and Technology Branch Pledgor: Monitoring technology for Wuxi Limited by Share Ltd Registration number: 2018990000169 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20210318 Granted publication date: 20170315 Pledgee: Agricultural Bank of China Limited by Share Ltd. Wuxi science and Technology Branch Pledgor: GUANWEI MONITORING TECHNOLOGY WUXI Co.,Ltd. Registration number: 2018990000169 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A fan device with vibration monitoring Effective date of registration: 20210324 Granted publication date: 20170315 Pledgee: Agricultural Bank of China Limited by Share Ltd. Wuxi science and Technology Branch Pledgor: GUANWEI MONITORING TECHNOLOGY WUXI Co.,Ltd. Registration number: Y2021320010108 |