CN102374083B - Modularized fuel oil alarm coarse filter - Google Patents
Modularized fuel oil alarm coarse filter Download PDFInfo
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- CN102374083B CN102374083B CN 201110381350 CN201110381350A CN102374083B CN 102374083 B CN102374083 B CN 102374083B CN 201110381350 CN201110381350 CN 201110381350 CN 201110381350 A CN201110381350 A CN 201110381350A CN 102374083 B CN102374083 B CN 102374083B
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- oil
- oil outlet
- filter
- filler opening
- negative pressure
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Abstract
The invention relates to a modularized fuel oil alarm coarse filter, which comprises a filter holder (1) provided with an oil inlet (11) and an oil outlet (12), a rotary fuel oil coarse filter (2), an oil inlet pipe joint (3), an oil outlet pipe joint (4) and a negative pressure alarm (5), wherein the rotary fuel oil coarse filter is arranged on the filter holder provided with the oil inlet and oil outlet; and the negative pressure alarm is arranged at the oil outlet end of the filter holder provided with the oil inlet and the oil outlet. The coarse filter disclosed by the invention has the advantages of small occupied space on an engine, convenience for installation and replacement, compact structure, connection reliability and capability of embodying the actual fuel oil pollution degree really so as to be replaced and maintained in time, thereby improving the reliability of an oil supply system and greatly reducing the maintenance cost of the engine.
Description
Technical field
The present invention relates to a kind of engine fittings, particularly relate to a kind of modularization fuel oil warning strainer.
Background technique
At present, increasingly stringent along with the engine emission rules, accuracy and also corresponding raising of user cost to oil supply system, because domestic diesel quality itself is just poor, but also there is difference on the region, metropolitan oil product is better than the oil product of small and medium-sized cities, and the eastern city is better than the oil product of western city, if according to the maintenance period on our filter cleaner: for example 10000-12000 kilometers or 200-250 hours replacing filter cleaners have not just geared to actual circumstances; When an automobile poor fuel oil of oil product of annotating for a long time, the life-span of fuel filter may not reach replacing mileage or the replacement cycle that marks on our product, filter cleaner so just having occurred has reached life-span end of a period resistance and has put, also continuing use, phenomenons such as it is not smooth thereby engine oil to occur, flame-out; When an automobile is annotated reasonable diesel oil, when reaching when changing mileage or replacement cycle, filter cleaner also do not reach life-span end of a period resistance point, just be replaced, will increase cost of upkeep like this.
Domestic have part motor user quality not high, to the function of motor, filter cleaner and use understanding not enough, do not know that what situation appears in motor after, when need to maintain filter cleaner.
As seen, the deficiency that existing fuel filter exists is: service life state that can not the exact grasp filter cleaner, the Life cycle of the actual fuel oil pollution degree of real embodiment and filter cleaner, can accurately not point out the driver in time to change, be difficult to guarantee the oil supply system reliably working, greatly reduce power character and the Economy of motor.
Summary of the invention
The purpose of this invention is to provide a kind of modularization fuel oil warning strainer, service life state with accurate grasp filter cleaner, the Life cycle of the actual fuel oil pollution degree of real embodiment and fuel filter, prevent that fuel filter is to end of a period in working life and not replacing in time, cause phenomenons such as engine oil is smooth, flame-out, can also prevent that fuel filter is replaced to the life-span end of a period, greatly reduces cost of upkeep.
To achieve these goals, the invention provides a kind of modularization fuel oil warning strainer, it comprises filter block, rotation fitting type fuel preliminary filter, filler opening pipe joint, oil outlet pipe joint, the negative pressure alarm that has filler opening and oil outlet, described rotation fitting type fuel preliminary filter is installed in the inipple position of the filter block that has filler opening and oil outlet, and the negative pressure alarm is installed in one of them the oil outlet end that has filler opening and oil outlet filter block.
Described negative pressure alarm comprises end cap, transparent outer cover, connecting thread base, and inside is provided with reset button, location locking plate, location card, red indicateing arm, air bag, spring successively.
Working principle of the present invention is:
The filter block that will have filler opening and an oil outlet is installed in the negative pressure end in the engine fuel oil system, when the filler opening of the filter block of the fuel oil that contains impurity and water by having filler opening and oil outlet enters the rotation fitting type fuel preliminary filter, impurity in the fuel oil is intercepted at the filter core outside of rotation fitting type fuel preliminary filter, will cause the negative pressure end resistance of whole oil-fired system to strengthen through long time integration, when resistance increases to setting value, the negative pressure alarm that is connected the filter block oil outlet end will send red maintenance signal, prompting driver maintenance.
Use structure of the present invention, by the integrated negative pressure alarm that is provided with on fuel preliminary filter, real embodiment the fuel oil pollution degree, accurately grasped the service life state of filter cleaner, this modularization fuel oil warning strainer taking up room on motor is little, compact structure, connect reliable, by changing timely, maintaining, improved the oil supply system reliability, also greatly reduce the cost of upkeep of motor simultaneously.
Description of drawings
Fig. 1 is the assembly structure schematic representation of embodiment of the present invention.
Fig. 2 is the plan view of Fig. 1.
Embodiment
Below in conjunction with accompanying drawing embodiments of the present invention are specifically described:
Referring to Fig. 1, Fig. 2, it comprises filter block 1, rotation fitting type fuel preliminary filter 2, filler opening pipe joint 3, oil outlet pipe joint 4, negative pressure alarm 5 compositions that have filler opening and oil outlet this modularization fuel oil warning strainer.
Described filter block 1 comprises two filler openings 11, two oil outlets 12 and inipple 13, filler opening pipe joint 3 is installed in an end of the filler opening 11 of the filter block 1 that has filler opening and oil outlet, and oil outlet pipe joint 4 is installed in an end of the oil outlet 12 of the filter block 1 that has filler opening and oil outlet.
As shown in Figure 1, described rotation fitting type fuel preliminary filter 2 is installed on the inipple 13 of the filter block 1 that has filler opening and oil outlet, and it comprises seal ring 21, thread plate sub-assembly 22, filter element part 23, draining member 24.
As shown in Figure 2, described negative pressure alarm 5 is installed in the other end of the oil outlet 12 of the filter block 1 that has filler opening and oil outlet, it comprises end cap 51, transparent outer cover 56, connecting thread base 59, and inside is provided with reset button 52, location card 53, location locking plate 54, red indicateing arm 55, air bag 57, spring 58 successively.
The working procedure of this modularization fuel oil warning strainer is:
The filter block 1 that this modularization fuel oil warning strainer is had filler opening and an oil outlet is installed in the negative pressure end in the engine fuel oil system, the oil circuit trend is shown in Fig. 1 arrow, when the filler opening of the filter block 1 of the fuel oil that contains impurity and water by having filler opening and oil outlet enters the outside of filter core 23 in rotation fitting type fuel preliminary filter 2 inner cores, after passing filter core 23, when being flowed out by the center oil outlet, impurity in the fuel oil is intercepted at the outside of filter core 23, time has been grown the negative pressure end resistance that will cause whole oil-fired system and has strengthened, when resistance increases to certain setting value as (certain working environment during 40kPa, under the oil product condition), the negative pressure alarm 5 that is connected the filter block oil outlet end will show red maintenance signal, prompting driver maintenance.
The working procedure of negative pressure alarm 5 is:
When engine operation, there is negative pressure air bag 57 inboards of negative pressure alarm, along with resistance in the filter cleaner using process constantly raises, cause the negative pressure of air bag 57 inboards to increase gradually, location card 53 can overcome spring 58 under suction function support force drives red indicateing arm 55 and moves up, when motor quit work, 5 pressure can return to the state of beginning in the negative pressure alarm, and location card 53 drives red indicateing arm 55 and gets back to initial position again.But when resistance increases to certain degree (resistance the when filter cleaner that we set maintains), hangnail on the location card 53 will exceed the wedge angle position of locating locking plate 54 at this moment, location card 53 can not return under the effect of location locking plate 54, this moment we can to see that by transparent shell 56 red maintenance indicateing arm 55 is parked in this position motionless, show that filter cleaner reaches its working life, must change and maintain.After we change filter cleaner, press reset button 52, wedge on the reset button 52 outwards struts expansion to location locking plate 54, makes the angle of location locking plate 54 leave hangnail on the location card 53, and location card 53 drove red indicateing arm 55 move downward return under the effect of spring 58 this moment.
Above-described only is preferred implementation of the present invention.Should be pointed out that for the person of ordinary skill of the art under the prerequisite that does not break away from the principle of the invention, can also make some structures of filter block and strainer and the change of mounting type, these also should be considered as belonging to protection scope of the present invention.
Claims (1)
1. modularization fuel oil warning strainer, comprise the filter block (1) that has filler opening and oil outlet, rotation fitting type fuel preliminary filter (2), filler opening pipe joint (3) and oil outlet pipe joint (4), rotation fitting type fuel preliminary filter (2) is installed on the filter block (1) that has filler opening and oil outlet, filler opening pipe joint (3) is installed in filler opening (11) one ends of the filter block (1) that has filler opening and oil outlet, oil outlet pipe joint (4) is installed in oil outlet (12) one ends of the filter block (1) that has filler opening and oil outlet, the other end at the oil outlet (12) of the filter block that has filler opening and oil outlet (1) is provided with the negative pressure alarm, it is characterized in that: described negative pressure alarm (5) comprises end cap (51), transparent outer cover (56), connecting thread base (59), inside are provided with reset button (52) successively, location card (53), location locking plate (54), red indicateing arm (55), air bag (57), spring (58).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110381350 CN102374083B (en) | 2011-11-26 | 2011-11-26 | Modularized fuel oil alarm coarse filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110381350 CN102374083B (en) | 2011-11-26 | 2011-11-26 | Modularized fuel oil alarm coarse filter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102374083A CN102374083A (en) | 2012-03-14 |
| CN102374083B true CN102374083B (en) | 2013-08-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110381350 Expired - Fee Related CN102374083B (en) | 2011-11-26 | 2011-11-26 | Modularized fuel oil alarm coarse filter |
Country Status (1)
| Country | Link |
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| CN (1) | CN102374083B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103321801B (en) * | 2013-07-01 | 2017-02-08 | 广西华原过滤系统股份有限公司 | Fuel filtering system with alarm function and alarm method thereof |
| CN105804901A (en) * | 2014-12-31 | 2016-07-27 | 曼胡默尔滤清器（上海）有限公司 | Compact type fuel coarse filter with integrated effects of heating and maintenance indication |
| CN113175401B (en) * | 2021-05-14 | 2022-07-19 | 潍柴动力股份有限公司 | Method and device for judging failure of coarse filtration filter element of filter |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202417759U (en) * | 2011-11-26 | 2012-09-05 | 蚌埠金威滤清器有限公司 | Modular fuel alarm coarse filter |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09105366A (en) * | 1995-08-08 | 1997-04-22 | Tenetsukusu:Kk | Fuel filter |
| JPH10263332A (en) * | 1997-03-26 | 1998-10-06 | Sumitomo Constr Mach Co Ltd | Detecting device for clogging of filter |
| JP2006063856A (en) * | 2004-08-26 | 2006-03-09 | Toyota Motor Corp | Fuel filter malfunction detection device |
| JP2008151090A (en) * | 2006-12-20 | 2008-07-03 | Kyosan Denki Co Ltd | Diesel filter |
| CN101313834A (en) * | 2007-05-31 | 2008-12-03 | 乐金电子(天津)电器有限公司 | Filtering core obstruction alarm device of filter |
| CN201474811U (en) * | 2009-06-19 | 2010-05-19 | 王川 | Vacuum degree warner for air filter of motor vehicle |
| CN201826921U (en) * | 2010-10-28 | 2011-05-11 | 李从胜 | Filter seat of filter |
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2011
- 2011-11-26 CN CN 201110381350 patent/CN102374083B/en not_active Expired - Fee Related
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202417759U (en) * | 2011-11-26 | 2012-09-05 | 蚌埠金威滤清器有限公司 | Modular fuel alarm coarse filter |
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| CN102374083A (en) | 2012-03-14 |
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| SE01 | Entry into force of request for substantive examination | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130828 Termination date: 20211126 |