CN205861498U - In a kind of online oil, grain testing apparatus is polluted in abrasion - Google Patents
In a kind of online oil, grain testing apparatus is polluted in abrasion Download PDFInfo
- Publication number
- CN205861498U CN205861498U CN201620836865.6U CN201620836865U CN205861498U CN 205861498 U CN205861498 U CN 205861498U CN 201620836865 U CN201620836865 U CN 201620836865U CN 205861498 U CN205861498 U CN 205861498U
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- fluid
- sensor
- filter
- abrasion
- testing apparatus
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Abstract
The utility model discloses abrasion in a kind of online oil and pollute grain testing apparatus, including electricity particle sensor, fluid pipeline, defencive function filter, fluid pretreatment air bubble eliminating device, by-pass shunt pipeline section device, optical particulate sensor, described electricity particle sensor is arranged on the porch of fluid pipeline, the outlet of described fluid pipeline is connected with defencive function filter, the outlet of described defencive function filter is connected with fluid pretreatment air bubble eliminating device, the outlet of described fluid pretreatment air bubble eliminating device connects by-pass shunt pipeline section device, described by-pass shunt pipeline section device is provided with optical particulate sensor.This utility model may be implemented in 1 micron of line and detects to granule in whole fluid of 2000 micron-scales, and during on-line checking, in fluid, simultaneous bubble does not affect detection.
Description
Technical field
This utility model relates to detecting device technique field, particularly relates to abrasion in a kind of online oil and pollutes granule detection dress
Put.
Background technology
Polluting particle monitoring technique, use optical means, as shown in Figure 3, light is blocked reflection based on granule by principle
Or scattering process, utilize optical sensor to receive signal and monitor the information such as the number of granule, size.Shading window is flowed through when there being granule
During mouth, a part of light is blocked reflection or scattering by granule, and the amount arriving optical receiving sensor will decay.The attenuation of light and granule
The projected area of square namely granule of size be directly proportional.Optical detecting method, only saturating with object to be detected in principle
Optical property is relevant, and other material behavior does not affect detection.But owing to being projection detection, therefore from three-dimensional to two-dimensional projection's process
In change of shape can affect detection.Light source is based on LASER Light Source or LED light source, and sensor mostly is photocell or CCD element.
Wear particle detection technique, is all metal material based on wear particle i.e. abrasive particle, and therefore wear particle detection is adopted
Using inductive type technical method, ferromagnetism abrasive particle that magnetic field can be made to strengthen, non-ferromagnetic metal abrasive particle can make field weakening.Utilize this
Ferromagnetism or non-ferromagnetic metal abrasive particle affect principle to magnetic field, coiling inductance or use planar technology to constitute electricity on pipeline
Sense.
In current online oil, there are the following problems in abrasion pollution granule detection:
1. optical means is only capable of detecting less than 200 microns sized particles, and electrical method is only capable of detecting more than 100 microns chis
Very little, whole particle size range of weight 1 to 2000 microns cannot be covered for granule in oil.
2. there is aeration test problems in optical means on-line checking, and bubble produces scattering to light, can be erroneously detected as
Granule.
Utility model content
The purpose of this utility model is to solve shortcoming present in prior art, and grinds in a kind of online oil proposed
Damage and pollute grain testing apparatus.
To achieve these goals, this utility model adopts the technical scheme that
In a kind of online oil, abrasion pollutes grain testing apparatus, including electricity particle sensor, fluid pipeline, defencive function
Filter, fluid pretreatment air bubble eliminating device, by-pass shunt pipeline section device, optical particulate sensor, described electricity granule senses
Device is arranged on the porch of fluid pipeline, and the outlet of described fluid pipeline is connected with defencive function filter, described defencive function
The outlet of filter is connected with fluid pretreatment air bubble eliminating device, and the outlet of described fluid pretreatment air bubble eliminating device connects bypass
Isocon section apparatus, described by-pass shunt pipeline section device is provided with optical particulate sensor；Described electricity particle sensor includes
Sensor body, skeleton, left driving coil, right driving coil and signal coil, described left driving coil, right driving coil and letter
Number coil is fixed in sensor tube body by skeleton；Described defencive function filter includes housing and filter element, described filter element in
Cylindric, it is made up of the bonding of multiple filter elements；Described by-pass shunt pipeline section device includes reducing reducing main pipeline and bypass duct
Road, the two ends of described reducing reducing main pipeline use flange seal, and described reducing reducing main pipeline is provided with bypass line, described
Bypass line is connected with optical particulate sensor by flexible pipe, and described flexible pipe is connected with bypass line by fast hydraulic pressure joint.
Preferably, described signal coil is arranged on the centre position in sensor tube body, described left driving coil, right driving
Coil is arranged on the left and right sides of signal coil, and the caliber of described sensor body is 8～38mm.
Preferably, described filter element includes two bonding filter discs being superimposed that pressurize, and described filter disc is provided with many
Individual tongue and groove.
Preferably, described filter disc uses Plant fiber to make, and the thickness of filter disc is 2-20mm.
Preferably, a diameter of 200 μm of the filtrable minimum solid particle of described filter element.
Preferably, described fluid pretreatment air bubble eliminating device include sampling storehouse, Pressure gauge and pressure regulator valve, air way switch valve,
Air pump, air filtering system and electric control system.
Preferably, the caliber of described reducing reducing main pipeline is 8～38mm, and the caliber of bypass line is 0.2～1mm.
In this utility model, carry the fluid of granule and flow through electricity particle sensor, detection size more than 100 microns
Grain, after flowing through electricity particle sensor, carries the fluid of granule via fluid pipeline, flows through defencive function filter, protect merit
The metallic particles being more than 200 microns in fluid can be intercepted filter, prevent the metallic particles blocking optics more than 200 microns
Particle sensor, fluid pretreatment air bubble eliminating device removes the bubble in the fluid carrying granule, then by by-pass shunt pipe
Section apparatus, makes a part of fluid flow through optical particulate sensor and carries out granule detection, detection 1 to 200 micron size range
Grain, it is achieved online 1 micron is detected to granule in whole fluid of 2000 micron-scales, and same in fluid during on-line checking
Time exist bubble do not affect detection.
Accompanying drawing explanation
Fig. 1 is the parts connection block diagram that in a kind of online oil that the utility model proposes, grain testing apparatus is polluted in abrasion；
Fig. 2 is the structural representation of by-pass shunt pipeline section device；
Fig. 3 is for polluting particle optical detection technique principle schematic.
In figure: 1 electricity particle sensor, 2 fluid pipelines, 3 defencive function filters, 4 fluid pretreatment air bubble eliminating devices,
5 by-pass shunt pipeline section devices, 51 reducing reducing main pipelines, 52 bypass line, 6 optical particulate sensors.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of this utility model rather than whole
Embodiment.
With reference to Fig. 1-2, in a kind of online oil, abrasion pollutes grain testing apparatus, including electricity particle sensor 1, fluid pipe
Road 2, defencive function filter 3, fluid pretreatment air bubble eliminating device 4, by-pass shunt pipeline section device 5, optical particulate sensor 6,
Electricity particle sensor 5 is arranged on the porch of fluid pipeline 2, and the outlet of fluid pipeline 2 is connected with defencive function filter 3,
The outlet of defencive function filter 3 is connected with fluid pretreatment air bubble eliminating device 4, the outlet of fluid pretreatment air bubble eliminating device 4
Connecting by-pass shunt pipeline section device 5, by-pass shunt pipeline section device 5 is provided with optical particulate sensor 6, electricity particle sensor 1
Including sensor body, skeleton, left driving coil, right driving coil and signal coil, left driving coil, right driving coil and letter
Number coil is fixed in sensor tube body by skeleton；Defencive function filter 3 includes housing and filter element, and filter element is cylindrical,
It is made up of the bonding of multiple filter elements；By-pass shunt pipeline section device 5 includes reducing reducing main pipeline 51 and bypass line 52, reducing
The two ends of reducing main pipeline 51 use flange seal, and reducing reducing main pipeline 51 is provided with bypass line 52, and bypass line 52 is led to
Crossing flexible pipe to be connected with optical particulate sensor 6, flexible pipe is connected with bypass line 52 by fast hydraulic pressure joint.
Signal coil is arranged on the centre position in sensor tube body, and left driving coil, right driving coil are arranged on signal
The left and right sides of coil, the caliber of sensor body is 15mm, and filter element includes two bonding filters being superimposed of pressurizeing
Sheet, filter disc is provided with multiple tongue and groove, and filter disc uses Plant fiber to make, and the thickness of filter disc is 10mm, and filter element is filtrable
A diameter of 200 μm of little solid particle, fluid pretreatment air bubble eliminating device 4 includes that sampling storehouse, Pressure gauge and pressure regulator valve, gas circuit cuts
Changing valve, air pump, air filtering system and electric control system, the caliber of reducing reducing main pipeline 51 is 15mm, bypass line 52
Caliber be 0.6mm.
The fluid carrying granule flows through electricity particle sensor 1, the granule that detection size is more than 100 microns, electricity granule
Sensor detailed description of the invention is on skeleton, and sensor is wound with 3 coils, and left and right is left driving coil, right driving coil, in
Between be signal coil, left driving coil, right driving coil are driven by high-frequency ac power so that the magnetic field of generation is contrary, just
Offset at M signal coil, i.e. close to zero magnetic field, when in lubricating oil, metal worn particle is by sensor, at the two of signal coil
End produces disturbing signal, and potentiation is played in cell winding magnetic field by magnetic substance abrasive particle internal magnetization field；Non-ferromagnetic material abrasive particle eddy current
Weakening effect is played inside abrasive particle in former magnetic field by field；The amplitude of signal depends on the size of abrasive particle, and the phase place of signal depends on mill
The kind of grain, ferromagnetic or non-ferromagnetic, concrete sensor body caliber is 15mm.
After flowing through electricity particle sensor 1, carry the fluid of granule via fluid pipeline 2, flow through defencive function filter
3, in 3 fluid of defencive function filter, the metallic particles more than 200 microns intercepts, and prevents the metal more than 200 microns
Grain blocking optical particulate sensor 6, makes oil stream through concrete dynamic modulus permeable medium, and the particulate matter in oil is by dielectric impedance, fluid
Being purified through medium (filter element), bigger granule is intercepted at outside medium aperture or at media interior passage reducing, relatively
Little granule then adsorbs at the vias inner walls of medium or fiber medium under the effect of surface tension, electrostatic force and Molecular Adsorption power
Fiber surface on, filter includes housing and filter element part, housing be embodied as use stainless steel material, 2 pieces, tubbiness tie
Structure, flange seal mode；Filter element, including filter disc, tongue and groove, filter disc is provided with multiple tongue and groove, and filter disc is by 100%
Plant fiber's casting forming.Tongue and groove arrange according to certain rules, the filter surface of composition filter element has oil inlet passage and fuel-displaced logical
Road, tongue and groove forms the filter disc oil duct of filter element after making that the pressurization of lamellar filter plate is bonding and being superimposed；Filter disc be circular, thickness is
2-20mm, two filter discs are bonded together, and are combined into filter element, then are bonded together according to certain rules by N number of filter element,
It is combined into filter element post, uses Plant fiber to make lamellar filter plate, bonding being superimposed of pressurizeing, form cylinder filter element.
Fluid pretreatment air bubble eliminating device 4 removes the bubble in the fluid carrying granule, then by by-pass shunt pipeline section
Device 5, makes a part of fluid flow through optical particulate sensor 6 and carries out granule detection, detection 1 to 200 micron size range
Grain, fluid pretreatment air bubble eliminating device 4 includes: sampling storehouse, Pressure gauge and pressure regulator valve, air way switch valve, air pump, air filtration system
System and electrical control division are grouped into, on-line automatic process sample, it is possible to quickly remove bubble removing, and pump front end increases pressure and improves measurement
The precision of volume, and then improve accuracy of detection.
By-pass shunt pipeline section device 5 uses stainless steel material, and two ends use flange seal, by reducing reducing main pipeline 51
With bypass line 52, part fluid is made to flow through optical particulate sensor.Reducing reducing main pipeline 51 caliber is 15mm, bypass line
52 is 0.6mm caliber.Bypass line 52 uses flexible pipe to be connected with optical particulate sensor 6, is connected by fast hydraulic pressure joint even
Connect.
Optical particulate sensor 6, uses hydrodynamics and multiphase flow to analyze method with reference to three-dimensional oil contamination degree detector,
Move at micro slit flow field (being implemented as 100 μ m 100 μm to 800 μ m 180 μm) granule to fluid pollutes granule
Image microscopic analysis.Owing to polluting small-sized (the 1-100 μm) of granule, use the microlens of high-amplification-factor that it is shown
Titanium miniplate is observed and gathers, and high magnification microscope head (implements and is approximately 10 to 40 times).Micro-meter scale is worn and torn
Particle image Real-time Collection, the high-speed image acquisition system transmitting, show, store and analyzing.Design sample frequency be 2000 frames/
Second to 10000 frames/second, flow through the whole granules in sample cell in order to show in real time and to record, the optical calibrating of mating system, can
To realize the function of particle collector.
May be implemented in 1 micron of line to detect to granule in whole fluid of 2000 micron-scales, and during on-line checking
In fluid, simultaneous bubble does not affect detection.
The above, only this utility model preferably detailed description of the invention, but protection domain of the present utility model is not
Being confined to this, any those familiar with the art is in the technical scope that this utility model discloses, according to this practicality
Novel technical scheme and utility model thereof conceive equivalent or change in addition, all should contain at protection model of the present utility model
Within enclosing.
Claims (7)
1. in an online oil, grain testing apparatus is polluted in abrasion, it is characterised in that: include electricity particle sensor, fluid pipe
Road, defencive function filter, fluid pretreatment air bubble eliminating device, by-pass shunt pipeline section device, optical particulate sensor, described electricity
Learning particle sensor and be arranged on the porch of fluid pipeline, the outlet of described fluid pipeline is connected with defencive function filter, institute
The outlet stating defencive function filter is connected with fluid pretreatment air bubble eliminating device, going out of described fluid pretreatment air bubble eliminating device
Mouth connects by-pass shunt pipeline section device, and described by-pass shunt pipeline section device is provided with optical particulate sensor；Described electricity granule
Sensor includes that sensor body, skeleton, left driving coil, right driving coil and signal coil, described left driving coil, the right side drive
Moving winding and signal coil are fixed in sensor tube body by skeleton；Described defencive function filter includes housing and filter element,
Described filter element is cylindrical, is made up of the bonding of multiple filter elements；Described by-pass shunt pipeline section device includes that reducing reducing is responsible for
Road and bypass line, the two ends of described reducing reducing main pipeline use flange seal, and described reducing reducing main pipeline is provided with and props up
Road pipeline, described bypass line is connected with optical particulate sensor by flexible pipe, and described flexible pipe is by fast hydraulic pressure joint and props up
Road pipeline communication.
In one the most according to claim 1 oil online, grain testing apparatus is polluted in abrasion, it is characterised in that: described signal
Coil is arranged on the centre position in sensor tube body, and described left driving coil, right driving coil are arranged on a left side for signal coil
Right both sides, the caliber of described sensor body is 8～38mm.
In one the most according to claim 1 oil online, grain testing apparatus is polluted in abrasion, it is characterised in that: described filtration
Unit includes two bonding filter discs being superimposed that pressurize, and described filter disc is provided with multiple tongue and groove.
In one the most according to claim 3 oil online, grain testing apparatus is polluted in abrasion, it is characterised in that: described filter disc
Using Plant fiber to make, the thickness of filter disc is 2-20mm.
In one the most according to claim 1 oil online, grain testing apparatus is polluted in abrasion, it is characterised in that: described filter element
A diameter of 200 μm of filtrable minimum solid particle.
In one the most according to claim 1 oil online, grain testing apparatus is polluted in abrasion, it is characterised in that: described fluid
Pretreatment air bubble eliminating device includes sampling storehouse, Pressure gauge and pressure regulator valve, air way switch valve, air pump, air filtering system and electrically
Control part.
In one the most according to claim 1 oil online, grain testing apparatus is polluted in abrasion, it is characterised in that: described reducing
The caliber of reducing main pipeline is 8～38mm, and the caliber of bypass line is 0.2～1mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620836865.6U CN205861498U (en) | 2016-08-04 | 2016-08-04 | In a kind of online oil, grain testing apparatus is polluted in abrasion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620836865.6U CN205861498U (en) | 2016-08-04 | 2016-08-04 | In a kind of online oil, grain testing apparatus is polluted in abrasion |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205861498U true CN205861498U (en) | 2017-01-04 |
Family
ID=57656820
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620836865.6U Expired - Fee Related CN205861498U (en) | 2016-08-04 | 2016-08-04 | In a kind of online oil, grain testing apparatus is polluted in abrasion |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205861498U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106989082A (en) * | 2017-04-27 | 2017-07-28 | 南京苏润科技发展有限公司 | A kind of hydraulic oil Intelligent purifying detection control apparatus |
| CN107966449A (en) * | 2017-11-29 | 2018-04-27 | 王素均 | A kind of oil cleanliness detector and its detection method |
| CN111830032A (en) * | 2020-06-01 | 2020-10-27 | 济南液脉智能科技有限公司 | Online multi-parameter hydraulic oil intelligent sensor device based on image sensing |
| CN112986344A (en) * | 2021-02-05 | 2021-06-18 | 大连海事大学 | Inductance-electric capacity fluid pollutant synchronous detection device |
| CN114137062A (en) * | 2021-11-15 | 2022-03-04 | 大连海事大学 | High-sensitivity and high-flux oil-liquid multi-pollutant detection sensor, detection method and manufacturing method |
| CN114295526A (en) * | 2021-12-31 | 2022-04-08 | 哈尔滨工程大学 | Bypass fluid grit monitoring trapping apparatus |
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2016
- 2016-08-04 CN CN201620836865.6U patent/CN205861498U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106989082A (en) * | 2017-04-27 | 2017-07-28 | 南京苏润科技发展有限公司 | A kind of hydraulic oil Intelligent purifying detection control apparatus |
| CN106989082B (en) * | 2017-04-27 | 2018-10-19 | 南京苏润科技发展有限公司 | A kind of hydraulic oil Intelligent purifying detection control apparatus |
| CN107966449A (en) * | 2017-11-29 | 2018-04-27 | 王素均 | A kind of oil cleanliness detector and its detection method |
| CN111830032A (en) * | 2020-06-01 | 2020-10-27 | 济南液脉智能科技有限公司 | Online multi-parameter hydraulic oil intelligent sensor device based on image sensing |
| CN111830032B (en) * | 2020-06-01 | 2023-10-13 | 济南液脉智能科技有限公司 | Online multi-parameter hydraulic oil intelligent sensor device based on image sensing |
| CN112986344A (en) * | 2021-02-05 | 2021-06-18 | 大连海事大学 | Inductance-electric capacity fluid pollutant synchronous detection device |
| CN114137062A (en) * | 2021-11-15 | 2022-03-04 | 大连海事大学 | High-sensitivity and high-flux oil-liquid multi-pollutant detection sensor, detection method and manufacturing method |
| CN114137062B (en) * | 2021-11-15 | 2023-08-25 | 大连海事大学 | High-sensitivity and high-flux oil multi-pollutant detection sensor, detection method and manufacturing method |
| CN114295526A (en) * | 2021-12-31 | 2022-04-08 | 哈尔滨工程大学 | Bypass fluid grit monitoring trapping apparatus |
| CN114295526B (en) * | 2021-12-31 | 2024-04-12 | 哈尔滨工程大学 | Bypass fluid grit monitoring and capturing device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170104 Termination date: 20190804 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |