CN109682829A - Oil cleanliness detection device, hydraulic machinery and oil cleanliness detection method - Google Patents
Oil cleanliness detection device, hydraulic machinery and oil cleanliness detection method Download PDFInfo
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- CN109682829A CN109682829A CN201910144702.XA CN201910144702A CN109682829A CN 109682829 A CN109682829 A CN 109682829A CN 201910144702 A CN201910144702 A CN 201910144702A CN 109682829 A CN109682829 A CN 109682829A
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- oil
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- oil cleanliness
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
- G01N21/94—Investigating contamination, e.g. dust
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
- G01N21/03—Cuvette constructions
Abstract
The present invention provides a kind of oil cleanliness detection device, hydraulic machinery and oil cleanliness detection method, detection device includes: sampling pond, and sampling pond is provided with the outlet that fuel feeding liquid stream enters import and fuel feeding liquid stream goes out；Micro image collection module, for acquiring the micro-image for flowing through the oil liquid of sampling pool；Processing module compares micro-image from pattern of the oil liquid in database under different dustiness, to obtain oil cleanliness.This detection mode time-consuming is short, and the cleannes of oil liquid show that not by personnel's subjective impact, therefore error is smaller, and micro image collection Module Price is lower, so that cost is relatively low for detection device by program analysis.Wherein, the inlet and outlet for sampling pond are separately connected oil liquid circuit, and sampling pond does not influence the oil circulation of hydraulic machinery, therefore can detect oil cleanliness when hydraulic machinery operates normally, to realize oil cleanliness real-time monitoring.
Description
Technical field
The present invention relates to oil cleanliness detection technique fields, more specifically, are related to a kind of oil cleanliness detection dress
It sets, a kind of hydraulic machinery with above-mentioned oil cleanliness detection device and a kind of oil cleanliness detection method.
Background technique
In the lubricating system and hydraulic system of hydraulic machinery, abrasion is inevitable, to guarantee lubricating system and liquid
The normal operation of pressure system captures still nonevent accident potential, ensures the peace of equipment it is necessary to know the situation of oil liquid in time
Row for the national games, the cost of repairs for avoiding payment expensive reduce the loss shutdown repairs time, reduce maintenance cost.Present oil liquid is clear
Cleanliness detection mode mainly has analyzing iron spectrum and particle collector etc..Analyzing iron spectrum is realized in laboratory by ferrograph,
It is exactly periodically sampled in oil liquid circuit, in laboratory by the pretreatment of oil sample, notation, reading spectrum etc., abrasion could be analyzed
Grain ingredient size, topographic profile study abrasion mechanism.But this information must be analyzed and determined through experienced expert, this
Sample detection is time-consuming very long, and by analysis personnel's subjective impact, error is big.Particle collector is fixed using the measurement of photoelectricity notation
The size and number of abrasive grain in volume oil liquid determines equipment pollution degree.Although this method is time-consuming short, expensive equipment is led
Cause detection device cost excessively high.Therefore how a kind of time-consuming oil cleanliness short, detection error is small and at low cost of detection is provided
Detection device becomes current urgent problem to be solved.
Summary of the invention
Present invention seek to address that at least one the technical problems existing in the prior art.
For this purpose, it is an advantage of the invention to provide a kind of time-consuming oil liquid short, detection error is small and at low cost of detection
Cleannes detection device.
It is a further object of the invention to provide a kind of hydraulic machineries with above-mentioned oil cleanliness detection device.
It is still another object of the present invention to provide a kind of oil cleanliness detection methods.
To achieve the above object, the embodiment of first aspect present invention provides a kind of oil cleanliness detection device, packet
Include: sampling pond, the sampling pond are provided with the import that fuel feeding liquid stream enters and the outlet that fuel feeding liquid stream goes out；Micro image collection mould
Block, for acquiring the micro-image for flowing through the oil liquid of sampling pool；Processing module, by oil liquid in micro-image and database in difference
Pattern under dustiness compares, to obtain oil cleanliness.
This programme obtains the micro-image for flowing through the oil liquid in sampling pond using micro image collection module, passes through processing module
Micro-image is analyzed and processed according to program, obtains oil cleanliness, this detection mode time-consuming is short, and the cleaning of oil liquid
Degree by program analyze obtain, not by personnel's subjective impact, therefore error is smaller, and micro image collection Module Price compared with
It is low, so that cost is relatively low for detection device.Wherein, the inlet and outlet for sampling pond are separately connected oil liquid circuit, and oil liquid flows through sampling pond
The oil liquid circuit that hydraulic machinery can be returned to afterwards will not waste oil liquid, and sampling pond does not influence the oil circulation of hydraulic machinery, therefore
Oil cleanliness can be detected when hydraulic machinery operates normally, to realize oil cleanliness real-time monitoring.It is worth noting that
Processing module do not need precise measurement or calculate contaminant particle number, but use image procossing fuzzy algorithmic approach,
Sampled picture is compared into matching from pattern of the oil liquid under different dustiness, it follows that cleaning angle value, such program ratio
Relatively simple, development difficulty is low, can reduce the research and development cost of oil cleanliness detection device.
In the above-mentioned technical solutions, it is preferable that micro image collection module includes microscopic camera, the microscopic camera
For taking pictures to the oil liquid in the sampling pond, to obtain micro-image.
This programme takes pictures to the oil liquid in sampling pond by microscopic camera, to obtain micro-image, microphotograph
Machine is lower than particle collector price, so that cost is relatively low for detection device.
In any of the above-described technical solution, it is preferable that the sampling pond has transparent pool wall, is formed in the transparent pool wall
The sampling channel that fuel feeding liquid stream is crossed, the microscopic camera clap the oil liquid in sampling channel through the transparent pool wall
According to.
In the present solution, sampling pond has transparent pool wall, transparent pool wall crosses sampling channel, makes to sample pond in addition to inlet and outlet,
Remaining position be it is closed, can prevent in this way sampling pond in oil liquid leakage.
In any of the above-described technical solution, it is preferable that the oil cleanliness detection device further include: projecting lamp, it is described
Projecting lamp is for irradiating the sampling pond.
When microscopic camera takes pictures to the oil liquid in sampling pond, projecting lamp is the illumination of sampling pond, to promote photograph taking
Effect, to promote the accuracy of detection.
According to one embodiment of present invention, the micro image collection module further includes image pick-up card and local control
Device, described image capture card are connect with the microscopic camera and the local controller, and the processing module includes cloud
Controller and cloud memory, the local controller and the cloud controller are connected separately with wireless transport module, with reality
Signal transmission between the existing local controller and the cloud controller, the cloud memory is for storing oil liquid in difference
Pattern data library under dustiness, the cloud controller is for comparing micro-image and the pattern in pattern data library
Analysis, to obtain oil cleanliness.
In the present solution, in the micro-image storage to local controller that image pick-up card shoots microscopic camera, it is local
Micro-image is issued cloud controller by wireless transport module by controller, and pattern data library stores in memory beyond the clouds,
Cloud controller is analyzed and processed micro-image, and micro-image and pattern in the memory of cloud are compared, obtained fuel-displaced
Liquid cleannes realize oil cleanliness real time on-line monitoring.The oil liquid micro-image of different hydraulic machineries is controlled by cloud
Device analysis processing, pattern data library are stored by cloud memory, do not need the configuration processing module on each hydraulic machinery, this
Sample can be substantially by low oil cleanliness testing cost.
According to one embodiment of present invention, the micro image collection module further includes image pick-up card, the processing
Module includes local controller and local storage, and described image capture card and the microscopic camera and the local control
Device connection, the local storage are used for storing pattern data library of the oil liquid under different dustiness, the local controller
It is compared and analyzed in by micro-image and the pattern in pattern data library, to obtain oil cleanliness.
In the present solution, pattern data library is by local memory storage, local controller by micro-image be locally stored
Pattern compares in device, obtains oil cleanliness, compared with processing module is the scheme of cloud controller and cloud memory,
This programme is not influenced by wireless network signal power, so that detection is more stable.
In any of the above-described technical solution, it is preferable that the oil cleanliness detection device further include: display module is used
In the oil cleanliness for showing that the processing module analysis processing obtains.
In the present solution, oil cleanliness is shown by display module, to accuse after processing module analyzes oil cleanliness
Know user's hydraulic machinery health status how.
According to one embodiment of present invention, the display module is the display connecting with the local controller；Or
Person, the display module is can be with the display of local controller or the cloud controller wireless telecommunications.
In addition, display module is also possible to the mobile phone of user, mobile phone installs corresponding APP, and oil cleanliness is aobvious by APP
Show.
The embodiment of second aspect of the present invention provides a kind of hydraulic machinery, including oil liquid circuit and first aspect present invention
The oil cleanliness detection device that any embodiment provides, the sampling pond series connection access the oil liquid circuit.
The hydraulic machinery that second aspect of the present invention embodiment provides is provided with first aspect present invention any embodiment
Oil cleanliness detection device, therefore the hydraulic machinery has the oil cleanliness detection device of any of the above-described embodiment offer
Whole beneficial effects, details are not described herein.
In the above-mentioned technical solutions, it is preferable that valve is equipped between the sampling pond and the oil liquid circuit.
This programme has controlled whether that oil liquid flows through sampling pond by control valve opening and closing, is needing to detect oil cleanliness
When, valve is opened, and so that oil liquid is flowed through sampling pond, is detected progress working properly, and when not needing detection oil cleanliness, valve is closed
It closes, makes to sample the oil-free liquid stream mistake in pond, sampling pond is avoided by oil contamination, to guarantee the cleannes in sampling pond, to promote inspection for a long time
The accuracy of survey.
The embodiment of third aspect present invention provides a kind of oil cleanliness detection method, includes the following steps: S1, enables
Oil liquid flows through sampling pond；S2, acquisition flow through the micro-image of the oil liquid of sampling pool；S3, by oil liquid in micro-image and database
Pattern under different dustiness compares, and obtains oil cleanliness.
This programme using micro image collection module obtain flows through sampling pond oil liquid micro-image, by processing module according to
Micro-image is analyzed and processed according to program, obtains oil cleanliness, this detection mode time-consuming is short, and the cleannes of oil liquid
Show that not by personnel's subjective impact, therefore error is smaller, and micro image collection Module Price is lower by program analysis,
So that cost is relatively low for detection device.Wherein, the inlet and outlet for sampling pond are separately connected oil liquid circuit, and oil liquid flows through sampling Chi Houhui
The oil liquid circuit for returning to hydraulic machinery, will not waste oil liquid, and samples pond and do not influence the oil circulation of hydraulic machinery, therefore can be
Hydraulic machinery detects oil cleanliness when operating normally, to realize oil cleanliness real-time monitoring.It is worth noting that processing
Module do not need precise measurement or calculate contaminant particle number, but use image procossing fuzzy algorithmic approach, will take
Sampled images compare matching from pattern of the oil liquid under different dustiness, it follows that cleaning angle value, such program are simpler
Single, development difficulty is low, can reduce the research and development cost of oil cleanliness detection device.
According to one embodiment of present invention, in S3, the database is cloud database, and pattern comparison passes through cloud
Controller is handled, and the micro-image is by radioing to cloud controller.
In the present solution, pattern data library stores in memory beyond the clouds, micro-image is divided by cloud controller
Analysis processing, micro-image and pattern in the memory of cloud are compared, obtain oil cleanliness, realize oil cleanliness reality
When monitor on-line.The oil liquid micro-image of different hydraulic machineries is handled by cloud controller analysis, and pattern data library passes through cloud
Memory storage is held, the configuration processing module on each hydraulic machinery is not needed, can substantially detect low oil cleanliness in this way
Cost.
According to another embodiment of the invention, the database is local data base, and pattern comparison passes through local control
Device is handled.
In the present solution, pattern data library is by local memory storage, local controller by micro-image be locally stored
Pattern compares in device, obtains oil cleanliness, and this programme and processing module are the side of cloud controller and cloud memory
Case is compared, and this programme is not influenced by wireless network signal power, so that detection is more stable.
Further, the oil cleanliness inspection method further include: after processing module obtains oil cleanliness, by aobvious
Show that module shows oil cleanliness.
In the present solution, oil cleanliness is shown by display module, to accuse after processing module analyzes oil cleanliness
Know user's hydraulic machinery health status how.
Optionally, the display module is the display connecting with the local controller；Alternatively, the display module is
It can be with the display of local controller or the cloud controller wireless telecommunications.
In addition, display module is also possible to the mobile phone of user, mobile phone installs corresponding APP, and oil cleanliness is aobvious by APP
Show.
Additional aspect and advantage of the invention will become obviously in following description section, or practice through the invention
Recognize.
Detailed description of the invention
Above-mentioned and/or additional aspect of the invention and advantage will become from the description of the embodiment in conjunction with the following figures
Obviously and it is readily appreciated that, in which:
Fig. 1 is the structural schematic diagram for the oil cleanliness detection device that one embodiment of the present of invention provides；
Fig. 2 is the detection schematic diagram for the oil cleanliness detection device that one embodiment of the present of invention provides.
Wherein, the appended drawing reference in Fig. 1 and the corresponding relationship between component names are as follows:
1 sampling pond, 2 microscopic cameras, 3 image pick-up cards, 4 local controllers, 5 cloud controllers, 6 display modules, 7 throw
Shot-light.
Specific embodiment
To better understand the objects, features and advantages of the present invention, with reference to the accompanying drawing and specific real
Applying mode, the present invention is further described in detail.It should be noted that in the absence of conflict, the implementation of the application
Feature in example and embodiment can be combined with each other.
In the following description, numerous specific details are set forth in order to facilitate a full understanding of the present invention, still, the present invention may be used also
Implement in a manner of using other than the one described here, therefore, protection scope of the present invention is not by following public tool
The limitation of body embodiment.
The embodiment of first aspect present invention provides a kind of oil cleanliness detection device, comprising: sampling pond samples pond
It is provided with the import that fuel feeding liquid stream enters and the outlet that fuel feeding liquid stream goes out；Microscopic camera, for taking pictures to the oil liquid in sampling pond
Sampling；Micro image collection module, for acquiring the micro-image for flowing through the oil liquid of sampling pool；Processing module, to micro-image
It is analyzed and processed, to obtain oil cleanliness.
This programme obtains the micro-image for flowing through the oil liquid in sampling pond using micro image collection module, passes through processing module
Micro-image is analyzed and processed according to program, obtains oil cleanliness, this detection mode time-consuming is short, and the cleaning of oil liquid
Degree by program analyze obtain, not by personnel's subjective impact, therefore error is smaller, and micro image collection Module Price compared with
It is low, so that cost is relatively low for detection device.Wherein, the inlet and outlet for sampling pond are separately connected oil liquid circuit, and oil liquid flows through sampling pond
The oil liquid circuit that hydraulic machinery can be returned to afterwards will not waste oil liquid, and sampling pond does not influence the oil circulation of hydraulic machinery, therefore
Oil cleanliness can be detected when hydraulic machinery operates normally, to realize oil cleanliness real-time monitoring.
Embodiment 1:
As depicted in figs. 1 and 2, oil cleanliness detection device includes: sampling pond 1, micro image collection module and processing
The inlet and outlet of module, sampling pond 1 is separately connected the oil liquid circuit of hydraulic machinery, and micro image collection module includes micro- photograph
Camera 2, image pick-up card 3 and local controller 4, microscopic camera 2 is used for sampling of taking pictures to the oil liquid in sampling pond 1, to obtain
Micro-image is taken, image pick-up card 3 is connect with microscopic camera 2 and local controller 4, and processing module includes cloud controller
5 and cloud memory, local controller 4 and cloud controller 5 are connected separately with wireless transport module, to realize local controller
Signal transmission between 4 and cloud controller 5, cloud memory are used to store pattern data library of the oil liquid under different dustiness,
Cloud controller 5 is for comparing and analyzing micro-image and the pattern in pattern data library, to obtain oil cleanliness.
This programme takes pictures to the oil liquid in sampling pond by microscopic camera, to obtain micro-image, microphotograph
Machine is lower than particle collector price, so that cost is relatively low for detection device.And in the present solution, image pick-up card is by microphotograph
In the micro-image storage to local controller of machine shooting, micro-image is issued cloud by wireless transport module by local controller
Side controller, the storage of pattern data library in memory, are analyzed and processed micro-image by cloud controller beyond the clouds, will
Micro-image is compared with pattern in the memory of cloud, obtains oil cleanliness, realizes oil cleanliness real-time online prison
It surveys.The oil liquid micro-image of different hydraulic machineries is handled by cloud controller analysis, and pattern data library passes through cloud memory
Storage, does not need the configuration processing module on each hydraulic machinery, in this way can be substantially by low oil cleanliness testing cost.
Further, oil cleanliness detection device further include: display module 6 is handled for Display processing module analysis
The oil cleanliness obtained.
In the present solution, oil cleanliness is shown by display module, to accuse after processing module analyzes oil cleanliness
Know user's hydraulic machinery health status how.
Optionally, display module is the display connecting with local controller；Or display module be can be with local control
Device processed or the display of cloud controller wireless telecommunications.
In addition, display module is also possible to the mobile phone of user, mobile phone installs corresponding APP, and oil cleanliness is aobvious by APP
Show.
Further, oil cleanliness detection device further include: projecting lamp 7, projecting lamp 7 is for irradiating sampling pond 1.
When microscopic camera takes pictures to the oil liquid in sampling pond, projecting lamp is the illumination of sampling pond, to promote photograph taking
Effect, to promote the accuracy of detection.
As shown in Fig. 2, in the present solution, figure of the processing module by micro-image from oil liquid in database under different dustiness
Sample compares, to obtain oil cleanliness.In the present solution, processing module does not need precise measurement or calculates pollutant
Particle number, but use the fuzzy algorithmic approach of image procossing, by the pattern of sampled picture and oil liquid under different dustiness into
Row comparison matching, it follows that cleaning angle value, such program is fairly simple, and development difficulty is low, can reduce oil cleanliness detection
The research and development cost of device.
It is contemplated that oil cleanliness calculates the method that analysis can not use image comparison, but pass through processing
Module calculates the granule foreign content in oil liquid in micro-image, to obtain oil cleanliness.
Embodiment 2:
Oil cleanliness detection device includes: sampling pond, micro image collection module and processing module, samples the import in pond
The oil liquid circuit of hydraulic machinery is separately connected with outlet, micro image collection module includes microscopic camera and image pick-up card,
Microscopic camera is used for sampling of taking pictures to the oil liquid in sampling pond, and to obtain micro-image, processing module includes local controller
And local storage, image pick-up card are connect with microscopic camera and local controller, local storage is for storing oil liquid
Pattern data library under different dustiness, local controller are used to carry out in the pattern in micro-image and pattern data library pair
Than analysis, to obtain oil cleanliness.
In the present solution, pattern data library is by local memory storage, local controller by micro-image be locally stored
Pattern compares in device, obtains oil cleanliness, and this programme and processing module are the side of cloud controller and cloud memory
Case is compared, and this programme is not influenced by wireless network signal power, so that detection is more stable.
Further, oil cleanliness detection device further include: display module is handled for Display processing module analysis
Oil cleanliness out.
In the present solution, oil cleanliness is shown by display module, to accuse after processing module analyzes oil cleanliness
Know user's hydraulic machinery health status how.
Optionally, display module is the display connecting with local controller；Or display module be can be with local control
Device processed or the display of cloud controller wireless telecommunications.
In addition, display module is also possible to the mobile phone of user, mobile phone installs corresponding APP, and oil cleanliness is aobvious by APP
Show.
Further, oil cleanliness detection device further include: projecting lamp, projecting lamp is for irradiating sampling pond.
When microscopic camera takes pictures to the oil liquid in sampling pond, projecting lamp is the illumination of sampling pond, to promote photograph taking
Effect, to promote the accuracy of detection.
In the present solution, processing module carries out micro-image and pattern of the oil liquid in database under different dustiness pair
Than to obtain oil cleanliness.In the present solution, processing module does not need precise measurement or calculates the more of contaminant particle
It is few, but use the fuzzy algorithmic approach of image procossing, sampled picture and pattern of the oil liquid under different dustiness are compared
Match, it follows that cleaning angle value, such program is fairly simple, and development difficulty is low, can reduce grinding for oil cleanliness detection device
Send out cost.
It is contemplated that oil cleanliness calculates the method that analysis can not use image comparison, but pass through processing
Module calculates the granule foreign content in oil liquid in micro-image, to obtain oil cleanliness.
In any of the above-described embodiment, it is preferable that sampling pond has transparent pool wall, and the flat sampling of shape is logical in transparent pool wall
Road, microscopic camera take pictures to the oil liquid in sampling channel through transparent pool wall.
In the present solution, sampling pond has transparent pool wall, transparent pool wall crosses sampling channel, makes to sample pond in addition to inlet and outlet,
Remaining position be it is closed, can prevent in this way sampling pond in oil liquid leakage.
In any of the above-described embodiment, it is preferable that sampling pond series connection access oil liquid circuit, and sample between pond and oil liquid circuit
Equipped with valve.
This programme has controlled whether that oil liquid flows through sampling pond by control valve opening and closing, is needing to detect oil cleanliness
When, valve is opened, and so that oil liquid is flowed through sampling pond, is detected progress working properly, and when not needing detection oil cleanliness, valve is closed
It closes, makes to sample the oil-free liquid stream mistake in pond, sampling pond is avoided by oil contamination, to guarantee the cleannes in sampling pond, to promote inspection for a long time
The accuracy of survey.
The embodiment of second aspect of the present invention provides a kind of hydraulic machinery, including oil liquid circuit and first aspect present invention
The oil cleanliness detection device that any embodiment provides, the sampling pond series connection access the oil liquid circuit.
The hydraulic machinery that second aspect of the present invention embodiment provides is provided with first aspect present invention any embodiment
Oil cleanliness detection device, therefore the hydraulic machinery has the oil cleanliness detection device of any of the above-described embodiment offer
Whole beneficial effects, details are not described herein.
In the above-mentioned technical solutions, it is preferable that valve is equipped between sampling pond and oil liquid circuit.
This programme has controlled whether that oil liquid flows through sampling pond by control valve opening and closing, is needing to detect oil cleanliness
When, valve is opened, and so that oil liquid is flowed through sampling pond, is detected progress working properly, and when not needing detection oil cleanliness, valve is closed
It closes, makes to sample the oil-free liquid stream mistake in pond, sampling pond is avoided by oil contamination, to guarantee the cleannes in sampling pond, to promote inspection for a long time
The accuracy of survey.
The embodiment of third aspect present invention provides a kind of oil cleanliness detection method, includes the following steps: S1, enables
Oil liquid flows through sampling pond；S2, acquisition flow through the micro-image of the oil liquid of sampling pool；S3, by oil liquid in micro-image and database
Pattern under different dustiness compares, and obtains oil cleanliness.
This programme using micro image collection module obtain flows through sampling pond oil liquid micro-image, by processing module according to
Micro-image is analyzed and processed according to program, obtains oil cleanliness, this detection mode time-consuming is short, and the cleannes of oil liquid
Show that not by personnel's subjective impact, therefore error is smaller, and micro image collection Module Price is lower by program analysis,
So that cost is relatively low for detection device.Wherein, the inlet and outlet for sampling pond are separately connected oil liquid circuit, and oil liquid flows through sampling Chi Houhui
The oil liquid circuit for returning to hydraulic machinery, will not waste oil liquid, and samples pond and do not influence the oil circulation of hydraulic machinery, therefore can be
Hydraulic machinery detects oil cleanliness when operating normally, to realize oil cleanliness real-time monitoring.It is worth noting that processing
Module do not need precise measurement or calculate contaminant particle number, but use image procossing fuzzy algorithmic approach, will take
Sampled images compare matching from pattern of the oil liquid under different dustiness, it follows that cleaning angle value, such program are simpler
Single, development difficulty is low, can reduce the research and development cost of oil cleanliness detection device.
According to one embodiment of present invention, in S3, the database is cloud database, and pattern comparison passes through cloud
Controller is handled, and the micro-image is by radioing to cloud controller.
In the present solution, pattern data library stores in memory beyond the clouds, micro-image is divided by cloud controller
Analysis processing, micro-image and pattern in the memory of cloud are compared, obtain oil cleanliness, realize oil cleanliness reality
When monitor on-line.The oil liquid micro-image of different hydraulic machineries is handled by cloud controller analysis, and pattern data library passes through cloud
Memory storage is held, the configuration processing module on each hydraulic machinery is not needed, can substantially detect low oil cleanliness in this way
Cost.
According to another embodiment of the invention, the database is local data base, and pattern comparison passes through local control
Device is handled.
In the present solution, pattern data library is by local memory storage, local controller by micro-image be locally stored
Pattern compares in device, obtains oil cleanliness, and this programme and processing module are the side of cloud controller and cloud memory
Case is compared, and this programme is not influenced by wireless network signal power, so that detection is more stable.
Further, the oil cleanliness inspection method further include: after processing module obtains oil cleanliness, by aobvious
Show that module shows oil cleanliness.
In the present solution, oil cleanliness is shown by display module, to accuse after processing module analyzes oil cleanliness
Know user's hydraulic machinery health status how.
Optionally, the display module is the display connecting with the local controller；Alternatively, the display module is
It can be with the display of local controller or the cloud controller wireless telecommunications.
In addition, display module is also possible to the mobile phone of user, mobile phone installs corresponding APP, and oil cleanliness is aobvious by APP
Show.
In the description of the present invention, term " connection ", " installation ", " fixation " etc. shall be understood in a broad sense, for example, " connection "
It may be fixed connection or may be dismantle connection, or integral connection；It can be directly connected, centre can also be passed through
Medium is indirectly connected.For the ordinary skill in the art, above-mentioned term can be understood in this hair as the case may be
Concrete meaning in bright.
In the description of this specification, the description of term " one embodiment ", " some embodiments ", " specific embodiment " etc.
Mean that particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least one reality of the invention
It applies in example or example.In the present specification, schematic expression of the above terms are not necessarily referring to identical embodiment or reality
Example.Moreover, description particular features, structures, materials, or characteristics can in any one or more of the embodiments or examples with
Suitable mode combines.Term " connection ", " installation ", " fixation " etc. shall be understood in a broad sense, for example, " connection " can be fixation
Connection, may be a detachable connection, or be integrally connected；It can be directly connected, the indirect phase of intermediary can also be passed through
Even.For the ordinary skill in the art, above-mentioned term in the present invention specific can be understood as the case may be
Meaning.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, made any to repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of oil cleanliness detection device characterized by comprising
Pond is sampled, the sampling pond is provided with the import that fuel feeding liquid stream enters and the outlet that fuel feeding liquid stream goes out；
Micro image collection module, for acquiring the micro-image for flowing through the oil liquid of sampling pool；
Processing module compares micro-image from pattern of the oil liquid in database under different dustiness, to obtain fuel-displaced
Liquid cleannes.
2. oil cleanliness detection device according to claim 1, which is characterized in that
Micro image collection module includes microscopic camera, and the microscopic camera is used to clap the oil liquid in the sampling pond
According to obtain micro-image.
3. oil cleanliness detection device according to claim 2, which is characterized in that
The sampling pond has transparent pool wall, and the sampling channel that fuel feeding liquid stream is crossed, the micro- photograph are formed in the transparent pool wall
Camera takes pictures to the oil liquid in sampling channel through the transparent pool wall.
4. oil cleanliness detection device according to claim 1, which is characterized in that further include:
Projecting lamp, the projecting lamp is for irradiating the sampling pond.
5. oil cleanliness detection device according to claim 2, which is characterized in that
The micro image collection module further includes image pick-up card and local controller, described image capture card with it is described micro-
Camera and local controller connection, the processing module includes cloud controller and cloud memory, the local
Controller and the cloud controller are connected separately with wireless transport module, to realize the local controller and cloud control
Signal transmission between device processed, the cloud memory is for storing pattern data library of the oil liquid under different dustiness, the cloud
Side controller is for comparing and analyzing micro-image and the pattern in pattern data library, to obtain oil cleanliness；
Alternatively, the micro image collection module further includes image pick-up card, the processing module includes local controller and this
Ground memory, described image capture card are connect with the microscopic camera and the local controller, the local storage
For storing pattern data library of the oil liquid under different dustiness, the local controller is used for micro-image and pattern data
Pattern in library compares and analyzes, to obtain oil cleanliness.
6. oil cleanliness detection device according to claim 5, which is characterized in that further include:
Display module, for showing that the processing module analysis handles the oil cleanliness obtained.
7. oil cleanliness detection device according to claim 6, which is characterized in that
The display module is the display connecting with the local controller；
Alternatively, the display module is can be with the display of local controller or the cloud controller wireless telecommunications.
8. a kind of hydraulic machinery, which is characterized in that clear including oil liquid described in oil liquid circuit and any one of claims 1 to 7
Cleanliness detection device, the sampling pond series connection access the oil liquid circuit.
9. a kind of oil cleanliness detection method, which comprises the steps of:
S1, oil liquid is enabled to flow through sampling pond；
S2, acquisition flow through the micro-image of the oil liquid of sampling pool；
S3, micro-image is compared from pattern of the oil liquid in database under different dustiness, obtains oil cleanliness.
10. oil cleanliness detection method according to claim 9, which is characterized in that
In S3, the database is cloud database, and pattern comparison is handled by cloud controller, the micro-image
By radioing to cloud controller；
Alternatively, the database is local data base, pattern comparison is handled by local controller.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910144702.XA CN109682829A (en) | 2019-02-27 | 2019-02-27 | Oil cleanliness detection device, hydraulic machinery and oil cleanliness detection method |
| PCT/CN2019/093885 WO2020173028A1 (en) | 2019-02-27 | 2019-06-28 | Oil cleanliness testing device, hydraulic machinery, and oil cleanliness testing method |
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| CN201910144702.XA CN109682829A (en) | 2019-02-27 | 2019-02-27 | Oil cleanliness detection device, hydraulic machinery and oil cleanliness detection method |
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| WO2020173028A1 (en) * | 2019-02-27 | 2020-09-03 | 三一汽车制造有限公司 | Oil cleanliness testing device, hydraulic machinery, and oil cleanliness testing method |
| CN112051204A (en) * | 2020-08-14 | 2020-12-08 | 一汽奔腾轿车有限公司 | Method for detecting filtering cleanliness of water-based colored paint |
| CN112276040A (en) * | 2020-09-21 | 2021-01-29 | 蚌埠隆华压铸机有限公司 | Die casting machine hydraulic system fault adjusting device |
| CN113279886A (en) * | 2021-06-16 | 2021-08-20 | 哈尔滨工程大学 | Diesel engine high pressure common rail injector cleanliness detection device |
| CN114210667A (en) * | 2021-11-22 | 2022-03-22 | 浙江大华技术股份有限公司 | Pipeline cleaning device |
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| Publication number | Publication date |
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| WO2020173028A1 (en) | 2020-09-03 |
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Application publication date: 20190426 |