CN105464957A - Judgment method for fast determining whether oil expelling fault happens to air compressor or not - Google Patents
Judgment method for fast determining whether oil expelling fault happens to air compressor or not Download PDFInfo
- Publication number
- CN105464957A CN105464957A CN201510915197.6A CN201510915197A CN105464957A CN 105464957 A CN105464957 A CN 105464957A CN 201510915197 A CN201510915197 A CN 201510915197A CN 105464957 A CN105464957 A CN 105464957A
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- China
- Prior art keywords
- air compressor
- oil
- paper
- exhaust
- air
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B51/00—Testing machines, pumps, or pumping installations
Abstract
The invention discloses a judgment method for fast determining whether an oil expelling fault happens to an air compressor or not. The judgment method comprises the following steps that firstly, the mounting state of an air inlet system of the air compressor on a whole vehicle is kept unchanged, an exhaust pipe of the air compressor is demounted, and an exhaust connector is reserved; then, an engine is started to completely discharge engine oil accumulated in an inner cavity of the air compressor; and finally, collecting paper is arranged on an exhaust path of the exhaust connector to collect small oil drops discharged along with air, and the condition of oil stains collected by the collecting paper is subjected to visual inspection so that the oil expelling amount of the air compressor exceeds the standard or not can be judged. According to the judgment method for fast determining whether the oil expelling fault happens to the air compressor or not, the mounting state of the air inlet system of the air compressor on the whole vehicle is kept unchanged, the exhaust pipe of the air compressor is demounted, and the exhaust connector is reserved; and the collecting paper is arranged on the exhaust path of the exhaust connector to collect the small oil drops discharged along with air, and the condition of the oil stains collected by the collecting paper is subjected to visual inspection so that the oil expelling amount of the air compressor exceeds the standard or not can be judged.
Description
Technical field
The present invention relates to air compressor and alter oily judgement field, particularly whether a kind of quick confirmation air compressor exists the decision method of altering oily fault.
Background technique
Air compressor is altered oily fault and is annoying user and engine works always, air compressor alters oil, machine oil just scurries into automobile air cylinder, when automobile brake, these machine oil are just along with air-flow enters brake valve, and the time one is of a specified duration, the rubber seal in valve is caused to expand lax, cause control for brake work malfunctioning, machine oil also can make Brake hose and braking cup occur corrosion and damage simultaneously, has a strong impact on user's traffic safety.After air compressor alters oil, the consumption of lubricating oil of motor also can be made to increase, namely affect the lubrication of motor, increase again the cost of transportation of vehicle, and motor discharge is exceeded standard, cause environmental pollution.
The piston of air compressor or piston ring senile abrasion, and the wearing and tearing of air pump cylinder sleeve are the main causes that most of air compressor alters oil.The appearance of engine air compressor lubricating oil carry-over is that at relief opening, whether organic oil flows out in range estimation.For judging whether air compressor alters oil, existing way removes outlet pipe, and ato unit, has visually observed inorganic oil in outlet port slowly out.But when piston, piston ring, cylinder sleeve premature wear, it is relatively few that oil mass altered by machine oil, under the influence of air pressure, form little oil droplet and follow air discharge, and there is not the phenomenon of machine oil outflow, easily to occurring the air compressor erroneous judgement of altering oil, and changing fault air compressor not in time, causing user to drive a vehicle and there is potential safety hazard.
The information being disclosed in this background technique part is only intended to increase the understanding to general background of the present invention, and should not be regarded as admitting or imply in any form that this information structure has been prior art that persons skilled in the art are known.
Summary of the invention
A kind of quick confirmation air compressor of simple and reasonable steps is the object of the present invention is to provide whether to there is the decision method of altering oily fault, this confirms whether air compressor exists the decision method of altering oily fault and keep air compressor gas handling system installment state on car load constant fast, remove air compressor outlet pipe and retain exhaust joint, the exhaust pathway of exhaust joint arranges the little oil droplet of discharging with air collected paper and collect, range estimation is carried out to the oil stain situation of the collection of collecting paper and judges that air compressor is altered oil mass and whether exceeded standard.
For achieving the above object, the invention provides a kind of quick confirmation air compressor and whether there is the decision method of altering oily fault, comprise the following steps: first, keep air compressor gas handling system installment state on car load constant, remove air compressor outlet pipe and retain exhaust joint; Then, the emptying air compressor inner chamber of ato unit accumulates machine oil; Finally, the exhaust pathway of exhaust joint arranges the little oil droplet of discharging with air collected paper and collect, range estimation is carried out to the oil stain situation of the collection of collecting paper and judges that air compressor is altered oil mass and whether exceeded standard.
Preferably, in technique scheme, when the emptying air compressor inner chamber of ato unit accumulates machine oil, engine water temperature should reach more than 80 DEG C, and more than engine speed middling speed Hong throttle twice, at every turn at least 1min.
Preferably, in technique scheme, collect the relief opening 50mm place that paper is arranged on distance exhaust joint.
Preferably, in technique scheme, the time of collecting paper collection air compressor oil drain quantity is 1 minute.
Preferably, in technique scheme, collection paper is copy paper.
Compared with prior art, the present invention has following beneficial effect: this confirms whether air compressor exists the decision method of altering oily fault and keep air compressor gas handling system installment state on car load constant fast, remove air compressor outlet pipe and retain exhaust joint, the exhaust pathway of exhaust joint arranges the little oil droplet of discharging with air collected paper and collect, range estimation is carried out to the oil stain situation of the collection of collecting paper and judges that air compressor is altered oil mass and whether exceeded standard.
Accompanying drawing explanation
Fig. 1 is the flow chart whether quick confirmation air compressor of the present invention exists the decision method of altering oily fault.
Embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in detail, but is to be understood that protection scope of the present invention not by the restriction of embodiment.
Clearly represent unless otherwise other, otherwise in whole specification and claims, term " comprise " or its conversion as " comprising " or " including " etc. by be understood to include the element of stating or constituent element, and do not get rid of other element or other constituent element.
As shown in Figure 1, whether there is comprising the following steps of the decision method of altering oily fault according to the quick confirmation air compressor of the specific embodiment of the invention:
First, keep air compressor gas handling system installment state on car load constant, remove air compressor outlet pipe, and retain exhaust joint;
Remove air compressor outlet pipe and retain exhaust joint, then the relief opening of exhaust joint is wiped clean, collect on paper in order to avoid the impurity of exhaust joint is discharged to air, affect air compressor and alter the range estimation judgement whether oil mass exceed standard.
Then, ato unit, when engine water temperature reaches more than 80 DEG C, more than middling speed Hong throttle twice, at every turn at least 1min (object is that emptying inner chamber accumulates the foreign matter such as machine oil);
Finally, motor is remained on rated engine speed, the exhaust pathway at the relief opening 50mm place of distance exhaust joint arranges the little oil droplet of discharging with air collected paper and collect, range estimation is carried out to the oil stain situation of the collection of collecting paper and judges that air compressor is altered oil mass and whether exceeded standard.
Preferably, the time of collecting paper collection air compressor oil drain quantity is 1 minute (min), and collecting paper is A4 copy paper, is lined with millboard behind.
According to the oil stain situation collected on the paper collecting paper, whether contrast annex is altered oil sample and is originally carried out range estimation judgement air compressor and alter oil mass and exceed standard.Oil stain formation sheet shape on the paper of collection paper, and oil stain district size meets or exceeds standard profile board sizing on annex, or oil has permeated the paper back side, then and air compressor has altered oily fault.
Note: small point-like oil stain paper allowing vaporific oil stain or a small amount of dispersion, in the case, air compressor itself does not alter oil.
To sum up, this confirms whether air compressor exists the decision method of altering oily fault and keep air compressor gas handling system installment state on car load constant fast, remove air compressor outlet pipe and retain exhaust joint, the exhaust pathway of exhaust joint arranges the little oil droplet of discharging with air collected paper and collect, range estimation is carried out to the oil stain situation of the collection of collecting paper and judges that air compressor is altered oil mass and whether exceeded standard.
The aforementioned description to concrete exemplary of the present invention is to illustrate and the object of illustration.These descriptions not want the present invention to be defined as disclosed precise forms, and obviously, according to above-mentioned instruction, can much change and change.The object selected exemplary embodiment and describe is to explain certain principles of the present invention and practical application thereof, thus those skilled in the art can be realized and utilize various different exemplary of the present invention and various different selection and change.Scope of the present invention is intended to limited by claims and equivalents thereof.
Claims (5)
1. confirm whether air compressor exists a decision method of altering oily fault, it is characterized in that, comprises the following steps fast:
First, keep air compressor gas handling system installment state on car load constant, remove air compressor outlet pipe and retain exhaust joint;
Then, the emptying air compressor inner chamber of ato unit accumulates machine oil;
Finally, the exhaust pathway of exhaust joint arranges the little oil droplet of discharging with air collected paper and collect, range estimation is carried out to the oil stain situation of the collection of collecting paper and judges that air compressor is altered oil mass and whether exceeded standard.
2. whether quick confirmation air compressor according to claim 1 exists the decision method of altering oily fault, it is characterized in that, when the emptying air compressor inner chamber of ato unit accumulates machine oil, engine water temperature should reach more than 80 DEG C, and more than engine speed middling speed Hong throttle twice, at every turn at least 1min.
3. whether quick confirmation air compressor according to claim 1 exists the decision method of altering oily fault, it is characterized in that, described collection paper is arranged on the relief opening 50mm place of distance exhaust joint.
4. whether quick confirmation air compressor according to claim 1 exists the decision method of altering oily fault, it is characterized in that, the time that air compressor oil drain quantity collected by described collection paper is 1 minute.
5. whether quick confirmation air compressor according to claim 1 exists the decision method of altering oily fault, it is characterized in that, described collection paper is copy paper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510915197.6A CN105464957A (en) | 2015-12-10 | 2015-12-10 | Judgment method for fast determining whether oil expelling fault happens to air compressor or not |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510915197.6A CN105464957A (en) | 2015-12-10 | 2015-12-10 | Judgment method for fast determining whether oil expelling fault happens to air compressor or not |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105464957A true CN105464957A (en) | 2016-04-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510915197.6A Pending CN105464957A (en) | 2015-12-10 | 2015-12-10 | Judgment method for fast determining whether oil expelling fault happens to air compressor or not |
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| CN (1) | CN105464957A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106321414A (en) * | 2016-08-29 | 2017-01-11 | 潍柴动力股份有限公司 | Tool for testing oil carry over of air compressor |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2316659Y (en) * | 1997-11-22 | 1999-04-28 | 台湾东六有限公司 | Automatic detector for diesel waste gas |
| CN201535716U (en) * | 2009-05-22 | 2010-07-28 | 重庆长安汽车股份有限公司 | Crankcase blowby oil content measuring device |
| CN103018079A (en) * | 2012-11-07 | 2013-04-03 | 吉林大学 | Partial flow equivalently-dynamic diluting and sampling system for diesel engine exhaust particles and control method |
| US20140023562A1 (en) * | 2008-10-01 | 2014-01-23 | Chevron U.S.A. Inc. | Base Oil Manufacturing Plant |
| CN103630353A (en) * | 2013-12-13 | 2014-03-12 | 湖南天雁机械有限责任公司 | Method and device for detecting turbocharger through finished automobile road test |
-
2015
- 2015-12-10 CN CN201510915197.6A patent/CN105464957A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2316659Y (en) * | 1997-11-22 | 1999-04-28 | 台湾东六有限公司 | Automatic detector for diesel waste gas |
| US20140023562A1 (en) * | 2008-10-01 | 2014-01-23 | Chevron U.S.A. Inc. | Base Oil Manufacturing Plant |
| CN201535716U (en) * | 2009-05-22 | 2010-07-28 | 重庆长安汽车股份有限公司 | Crankcase blowby oil content measuring device |
| CN103018079A (en) * | 2012-11-07 | 2013-04-03 | 吉林大学 | Partial flow equivalently-dynamic diluting and sampling system for diesel engine exhaust particles and control method |
| CN103630353A (en) * | 2013-12-13 | 2014-03-12 | 湖南天雁机械有限责任公司 | Method and device for detecting turbocharger through finished automobile road test |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106321414A (en) * | 2016-08-29 | 2017-01-11 | 潍柴动力股份有限公司 | Tool for testing oil carry over of air compressor |
| CN106321414B (en) * | 2016-08-29 | 2018-08-07 | 潍柴动力股份有限公司 | Air compressor machine air-following oil drain quantity testing tool |
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| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication | ||
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Application publication date: 20160406 |