CN105402065A - Smart emptying fuel filter - Google Patents
Smart emptying fuel filter Download PDFInfo
- Publication number
- CN105402065A CN105402065A CN201511019246.4A CN201511019246A CN105402065A CN 105402065 A CN105402065 A CN 105402065A CN 201511019246 A CN201511019246 A CN 201511019246A CN 105402065 A CN105402065 A CN 105402065A
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- CN
- China
- Prior art keywords
- fuel filter
- vacuum source
- fuel
- source forming
- emptying
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M37/00—Apparatus or systems for feeding liquid fuel from storage containers to carburettors or fuel-injection apparatus; Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines
- F02M37/22—Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines, e.g. arrangements in the feeding system
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
Abstract
The invention discloses a smart emptying fuel filter. The smart emptying fuel filter comprises an engine ECU, a fuel filter for cleaning fuel, and a vacuum source forming device; an air inlet end of the vacuum source forming device keeps communication with the fuel filter; the vacuum source forming device has an exhaust end and an execution signal input interface; and the vacuum source forming device is connected with the engine ECU through the execution signal input interface to control a working state, and is communicated with an oil tank through the exhaust end and an exhaust pipeline. The smart emptying fuel filter integrates the vacuum source forming device based on a traditional fuel filter; and massive air separated out from fuel in the fuel filter is preferably excluded under the negative-pressure effect of vacuum source formation, and includes gas permeated in caused by weak sealing of related parts of a fuel system, so that the problems of difficult starting and incapability of starting an internal combustion engine due to the existence of air in the fuel system are solved.
Description
Technical field
The present invention relates to oil-fired system field, particularly a kind of fuel filter of Intelligent emptying.
Background technique
The parts such as the Injection Pump of fuel of internal combustion engine system and oil sprayer in the course of the work, because fuel oil contains moisture, granule foreign and be worn, get rusty, corrode, can make its performance reduce, affect engine work.So internal-combustion engine is generally all joined fuel filter and is carried out clean fuel oil.
Internal-combustion engine is after work or standing a period of time, because fuel pressure change causes its air dissolves degree to change, large quantity of air can be separated out, the air of separating out in fuel filter seat inner chamber and filter cleaner tank can assemble a large air mass, and this air mass can cause when internal combustion engine start its start needed for fuel quantity, oil pressure cannot reach normal startup demand, thus there is internal combustion engine start difficulty or cannot startup separator.In order to get rid of air in oil-fired system and emptying, mainly contain two schemes at present:
1, the oil transfer pump of an integrated Manual press on filter cleaner, comes emptying by manual pressure rubber pump, and this is a kind of is at present in a large amount of scheme used, can the good emptying problem of internal-combustion engine initiating switchup.But in normal using process, emptying without any effect when combustion motor starts, occur that difficulty in starting can only shut down that to open artificial hand pressure empty, cumbersome, effort, consuming time many.
2, integration electric oil transfer pump on filter cleaner, is energized during by starting and comes emptying to oil transfer pump, and during each startup, energising can realize electronic emptying.But because electrically operated fuel pump structure is comparatively complicated, so this scheme exists very large defect, one is that cost is high, two is that the poor reliability of oil transfer pump itself, rate of fault are high.
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
The object of the present invention is to provide a kind of fuel filter of simple and reasonable Intelligent emptying, the fuel filter of this Intelligent emptying passes through the device of integrated formation vacuum source on the basis of conventional fuel oil filter cleaner, well get rid of under the suction function that the agglomerate air that in fuel filter, fuel oil is separated out is formed at vacuum source, comprise and that infiltrate gas poorly sealed due to oil-fired system correlated parts, thus solve to cause because oil-fired system exists air internal combustion engine start difficulty, cannot starting problem.
For achieving the above object, the invention provides a kind of fuel filter of Intelligent emptying, the fuel filter of this Intelligent emptying comprises: Engine ECU; Fuel filter, is used for clean fuel oil; And vacuum source forming apparatus, its inlet end and described fuel filter keep being communicated with, and there is exhaust end and executive signal input interface, described vacuum source forming apparatus to be connected with Engine ECU by executive signal input interface carries out working state control, and described vacuum source forming apparatus is also communicated with fuel tank by exhaust end and gas exhaust piping.
Preferably, in technique scheme, the inlet end of vacuum source forming apparatus keeps being communicated with by inner passage and described fuel filter.
Preferably, in technique scheme, inlet end is exhaust port or exhaust joint.
Preferably, in technique scheme, vacuum source forming apparatus is vacuum generator or vacuum pump.
Compared with prior art, the present invention has following beneficial effect: the fuel filter of this Intelligent emptying passes through the device of integrated formation vacuum source on the basis of conventional fuel oil filter cleaner, well get rid of under the suction function that the agglomerate air that in fuel filter, fuel oil is separated out is formed at vacuum source, comprise and that infiltrate gas poorly sealed due to oil-fired system correlated parts, thus solve to cause because oil-fired system exists air internal combustion engine start difficulty, cannot starting problem.
Accompanying drawing explanation
Fig. 1 is the structural representation of the fuel filter of Intelligent emptying of the present invention.
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, according to the device of fuel filter integrated formation vacuum source on the basis of conventional fuel oil filter cleaner of the Intelligent emptying of the specific embodiment of the invention, under the suction function that the agglomerate air that in fuel filter, fuel oil is separated out is formed at vacuum source, siphoned away by inner passage by filter cleaner tank and filter seat inner chamber, and be discharged in fuel tank by dedicated line.The concrete structure of the fuel filter of this Intelligent emptying comprises: Engine ECU 1, fuel filter 2, vacuum source forming apparatus 3 and be communicated with the inner passage 4 of fuel filter 2 and vacuum source forming apparatus 3.Wherein, Engine ECU 1 is confirmed to be according to the program of setting and integral engine control sensor feedback information and starts or emptying complete state, to vacuum source forming apparatus 3 input service or silence signal.Concrete emptying time can be tested according to oil-fired system actual conditions, or estimates according to filter cleaner inner chamber, filter tank size etc.Vacuum source forming apparatus 3 forms negative pressure and is siphoned away by inner passage 4 by the agglomerate air that fuel oil in fuel filter is separated out, and is discharged in fuel tank 5 by dedicated line.Fuel oil is then delivered to next link normal through fuel filter.Thus solve to cause because oil-fired system exists air internal combustion engine start difficulty, cannot starting problem.
Specifically, Engine ECU 1 i.e. (ElectronicControlUnit) electronic control unit, also known as " car running computer ", " vehicle-mounted computer " etc.Be then automobile specified computer controller from purposes, be also automobile specified single-chip microcomputer.It is the same with common single-chip microcomputer, is made up of microprocessor (CPU), storage (ROM, RAM), input/output interface (I/O), analog-digital converter (A/D) and the large-scale integrated circuit (LSI) such as shaping, driving.The voltage power supply scope of ECU generally at 6.5-16V (inner key aspect has stable-pressure device), operating current in 0.015-0.1A, operating temperature at subzero 40-80 degree.The vibration of below 1000Hz can be born, therefore the probability of ECU damage is very little, in ECU, CPU is core, it has the function of computing and control, operationally, it gathers the signal of each sensor to motor, carries out computing, and change the result of computing into control signal, control the work of controlled device.It also carries out the control to storage (ROM, RAM), input/output interface (I/O) and other external circuit; The program deposited in storage ROM is through based on the data that accurate Calculation and great many of experiments get, and this intrinsic program, when engine operation, constantly compares with the signal gathering each sensor come and calculates.The control of the multiple parameters such as igniting, air fuel ratio, idling, EGR of the output control motor compared and calculate.It also has fault self-diagnosis and protective function, when system produces fault, it can also in RAM automatic record trouble code adopt protective measure to read alternative program to maintain the running of motor from above-mentioned intrinsic program, make automobile reach repair shop.Engine ECU 1 pair of vacuum source forming apparatus 3 carries out working state control, can be confirmed to be start or emptying complete state, to vacuum source forming apparatus 3 input service or silence signal according to the program of setting and integral engine control sensor feedback information.Concrete emptying time can be tested according to oil-fired system actual conditions, or estimates according to filter cleaner inner chamber, filter tank size etc.
Fuel filter 2 is used for clean fuel oil, avoids the parts such as the Injection Pump of fuel of internal combustion engine system and oil sprayer in the course of the work because fuel oil contains moisture, granule foreign causes performance to reduce, affects engine work.Fuel oil is then delivered to next link normal through filter cleaner.
Vacuum source forming apparatus 3 gets rid of air in oil-fired system and filter cleaner by forming negative pressure, and it is communicated with fuel filter 2 by inner passage 4, and has exhaust port or joint and executive signal input interface.Wherein, vacuum source forming apparatus 3 is connected with Engine ECU 1 by executive signal input interface, Engine ECU 1 pair of vacuum source forming apparatus 3 carries out working state control, vacuum source forming apparatus 3 forms negative pressure and is siphoned away by inner passage 4 by the agglomerate air that fuel oil in fuel filter is separated out, and is discharged in fuel tank 5 by exhaust port or joint and gas exhaust piping 6.Preferably, vacuum source forming apparatus 3 is vacuum generator or vacuum pump.
In working procedure, Engine ECU 1 pair of vacuum source forming apparatus 3 carries out working state control, is confirmed to be starts or emptying complete state, to vacuum source forming apparatus 3 input service or silence signal according to the program set and integral engine control sensor feedback information.Vacuum source forming apparatus 3 forms negative pressure and is siphoned away by inner passage 4 by the agglomerate air that fuel oil in fuel filter is separated out under the control of Engine ECU 1, and is discharged in fuel tank 5 by exhaust port or joint and gas exhaust piping 6.Fuel oil in fuel filter 2 is then delivered to next link normal through filter cleaner.
To sum up, the fuel filter of this Intelligent emptying passes through the device of integrated formation vacuum source on the basis of conventional fuel oil filter cleaner, well get rid of under the suction function that the agglomerate air that in fuel filter, fuel oil is separated out is formed at vacuum source, comprise and that infiltrate gas poorly sealed due to oil-fired system correlated parts, thus solve to cause because oil-fired system exists air internal combustion engine start difficulty, cannot starting problem.
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 (4)
1. a fuel filter for Intelligent emptying, is characterized in that, comprising:
Engine ECU;
Fuel filter, is used for clean fuel oil; And
Vacuum source forming apparatus, its inlet end and described fuel filter keep being communicated with, and there is exhaust end and executive signal input interface, described vacuum source forming apparatus to be connected with Engine ECU by executive signal input interface carries out working state control, and described vacuum source forming apparatus is also communicated with fuel tank by exhaust end and gas exhaust piping.
2. the fuel filter of Intelligent emptying according to claim 1, is characterized in that, the inlet end of described vacuum source forming apparatus keeps being communicated with by inner passage and described fuel filter.
3. the fuel filter of Intelligent emptying according to claim 2, is characterized in that, described inlet end is exhaust port or exhaust joint.
4. the fuel filter of Intelligent emptying according to claim 1, is characterized in that, described vacuum source forming apparatus is vacuum generator or vacuum pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511019246.4A CN105402065A (en) | 2015-12-30 | 2015-12-30 | Smart emptying fuel filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511019246.4A CN105402065A (en) | 2015-12-30 | 2015-12-30 | Smart emptying fuel filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105402065A true CN105402065A (en) | 2016-03-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201511019246.4A Pending CN105402065A (en) | 2015-12-30 | 2015-12-30 | Smart emptying fuel filter |
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| Country | Link |
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| CN (1) | CN105402065A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106523217A (en) * | 2016-12-28 | 2017-03-22 | 雷天动力设备（苏州）有限公司 | Emptying device for fuel of engine |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1674714A2 (en) * | 2004-12-22 | 2006-06-28 | Mann+Hummel Gmbh | Fuel filter |
| CN105156241A (en) * | 2015-08-24 | 2015-12-16 | 太仓澄天机械有限公司 | Diesel engine fuel oil air removal device |
| CN204900129U (en) * | 2015-07-16 | 2015-12-23 | 东风商用车有限公司 | Fuel filter module with automatic degassing function |
| CN205225542U (en) * | 2015-12-30 | 2016-05-11 | 广西玉柴机器股份有限公司 | Fuel filter of intelligence evacuation |
-
2015
- 2015-12-30 CN CN201511019246.4A patent/CN105402065A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1674714A2 (en) * | 2004-12-22 | 2006-06-28 | Mann+Hummel Gmbh | Fuel filter |
| CN204900129U (en) * | 2015-07-16 | 2015-12-23 | 东风商用车有限公司 | Fuel filter module with automatic degassing function |
| CN105156241A (en) * | 2015-08-24 | 2015-12-16 | 太仓澄天机械有限公司 | Diesel engine fuel oil air removal device |
| CN205225542U (en) * | 2015-12-30 | 2016-05-11 | 广西玉柴机器股份有限公司 | Fuel filter of intelligence evacuation |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106523217A (en) * | 2016-12-28 | 2017-03-22 | 雷天动力设备（苏州）有限公司 | Emptying device for fuel of engine |
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Application publication date: 20160316 |