CN104595074A - Diesel engine fuel oil filter - Google Patents
Diesel engine fuel oil filter Download PDFInfo
- Publication number
- CN104595074A CN104595074A CN201410692074.6A CN201410692074A CN104595074A CN 104595074 A CN104595074 A CN 104595074A CN 201410692074 A CN201410692074 A CN 201410692074A CN 104595074 A CN104595074 A CN 104595074A
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- filter
- diesel engine
- filter core
- fuel
- filter elements
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Abstract
The invention discloses a diesel engine fuel oil filter. The diesel engine fuel oil filter comprises a base, oil sucking tubes, filter elements and outer shells of the filter elements. The diesel engine fuel oil filter is characterized by further comprising nuts, magnets, magnetic sheets, exhaust channels communicated with inner chambers of the filter elements and exhaust valves of the exhaust channels. The outer shells of the filter elements are in threaded connection with the base through the nuts via seal rings and thread structures. The magnets are arranged on the bottom surfaces of the centers of the filter elements, and the magnetic sheets are arranged on the inner sides of the oil sucking tubes. The outer shells of the filter elements are of a separation structure. The metal outer shells of the filter elements of the filter can be repeatedly used without sealing, in this way, the problems affecting atomization and combustion of diesel oil, decreasing the power of a diesel engine, and even leading to flameout of the diesel engine are solved, and exhaust gas emissions of the diesel engine are greatly reduced. The metal outer shells with the paper elements and the paper elements are arranged to be of a detachable structure, and the paper elements and an iron element frame are arranged to be of a detachable structure. The filter elements are convenient to replace. The diesel engine fuel oil filter is simple in structure, practical and low in production cost, simplifies the manufacturing technology, and is beneficial to environmental friendliness and reasonable utilization of resources and suitable for various diesel engines.
Description
Technical field
The present invention relates to a kind of filter apparatus for filtering liquid, especially the fuel strainer of diesel engine power machine.
Background technique
Current diesel engine fuel-firing in order to clean fuel oil general be all provided with filter cleaner, mainly double-filtration is carried out to the diesel oil entered in filter cleaner, removing impurity, be then passed to cylinder compression blast make engine operation.This two-stage filter is formed primarily of filter housing and the paper filter core installed in the enclosure, and fuel oil reaches purification through paper filter core.Although this filter cleaner can filter out metal and the nonmetallic inclusion of larger particles in diesel oil; but filter after diesel oil in; still containing tiny metal particle; these metal particles can make the motion couple rapid wears such as the high pressure oil pump in diesel fuel system, shorten its working life.And the air entered in diesel engine low-pressure oil way can not be discharged by this filter cleaner, thus affects bavin oil atomization and burning, reduces the power of diesel engine, even make diesel oil send out airplane hijacking flame-out.Also make the exhaust emissions amount of diesel engine increase, atmosphere pollution simultaneously; Filter in filter cleaner is in metal shell and paper filter core disjunctor packaged type structure, abandoned, and caused the waste of metallic material when paper filter core loses efficacy with regard to Zheng Ti Lost; Paper filter core is encapsulated in Inner because of needs metal shell by this filter, and need with seaming machine sealing etc., complex manufacturing technology, manufacture cost is high.
Summary of the invention
The object of this invention is to provide a kind of fuel filter for diesel engine, the motion matching part abrasion in diesel fuel system can be reduced, increase the service life, air in automatic eliminating low pressure oil way, and filter metal shell can be reused, the simple and low cost of manufacture without the need to sealing, manufacturing process.
The object of the present invention is achieved like this:
A kind of fuel filter for diesel engine, it comprises base, fuel sucking pipe, filter core and shell thereof, characterized by further comprising:
By seal ring and worm structure, filter case and described base are made the nut be threaded;
Be located at the magnetic patch of bottom surface, described filter core center;
Be located at the magnetic sheet inside described fuel sucking pipe;
On described base, be provided with the exhaust passage and outlet valve thereof that communicate with filter core Inner room;
Described filter core and shell are separate type.
The upper end of described fuel sucking pipe is connected with whorl of base, and the part below screw thread is square or polygonal column, and inner side surface is provided with magnetic sheet.
Described filter core comprises filter core frame and hollow cylindrical paper filter core, and hollow cylindrical paper filter core is enclosed within outside the center drum of filter core frame.
The interior of described nut is L shape below, can fasten the convex button limit in shell outside suitable for reading.
Described filter core frame is primarily of collet, center drum and upper cover composition, and the upper and lower end of center drum is connected with upper cover, collet respectively, and upper cover wherein and center drum, for removably connecting, the barrel of center drum are covered with open-work.
The fuel filter for diesel engine of above structure, by Luo mother and seal ring, filter core metal shell seal buckle is connected on base, base is provided with to communicate with filter core Inner room exhaust passage and outlet valve thereof, the air entered in diesel engine low-pressure oil way can be discharged, solve the power affecting bavin oil atomization, burning and reduction diesel engine, even make diesel oil send out flame-out problem of hijacking a plane, make the large minimizing of the exhaust emissions of diesel engine.And refill metal shell and papery core, refill and iron core set up and be set to demountable structure form, filter core and shell are separate type, and filter core metal shell can be reused without the need to sealing, and more renew cartridge is very convenient.Simple and practical, simplified manufacturing process, cost of production is low.Be conducive to environmental protection and resource rational utilization.
Accompanying drawing explanation
It is sectional structure schematic diagram of the present invention shown in Fig. 1;
In the drawings, shell 1, nut 2, shell seal ring 3, exhaust passage 4, oil road 5, mounting plate 6, mounting hole 7, mounting plate muscle 8, total outlet valve 9, oil outlet 10, oil inlet hole 11, oil input channel 12, cartridge seal circle 13, center drum 14, open-work 15, fuel sucking pipe 16, magnetic sheet 17, paper filter core 18, magnetic patch 19, spring 20, collet 21, upper cover 22, oil transportation road 23, base 24, second housing 25.
Embodiment
Below in conjunction with accompanying drawing, the invention will be further described.
Shown in Fig. 1, be sectional structure schematic diagram of the present invention, as we know from the figure, the present invention includes mounting plate 6, base 24, shell 1 and second housing 25, and filter core, fuel sucking pipe 16, magnetic patch 19 and the spring 20 in shell 1 and second housing 25 forms.It should be noted that, because shell 1 is identical with the structure in second housing 25, therefore the title mod sum label of each component continues to use one of them, the oil inlet end of base 24 and the title mod sum label of oil outlet end structure also like this.
In FIG, the cylindrical filter cartridge shell 1 of fuel filter for diesel engine is connected as thread seal with base 24 with seal ring 3 by nut 2, and namely the interior of nut 2 is L shape below, can fasten the convex button limit in shell 1 outside suitable for reading.Be provided with filter core in shell 1 and second housing 25, described filter core comprises filter core frame and hollow cylinder shape paper filter core 18, and hollow cylinder shape paper filter core 18 is enclosed within outside the center drum 14 of filter core frame.Described filter core frame forms primarily of collet 21, center drum 14 and upper cover 33, the upper and lower end of center drum 14 is fixedly connected with upper cover 22, collet 21 respectively, upper cover 22 wherein for removably connecting, the barrel of center drum 14 is covered with open-work 15 with central tube 14.Filter core frame is tightly connected with base 25 by upper cover 22 and cartridge seal circle 13, spring 20 be located at shell 1 bottom surface and and collet 21 between, utilize its tension force make upper cover 22 and cartridge seal circle 13 reliable with being tightly connected of base 23, also make shell 1 inner chamber be communicated with oil input channel 12 by oil inlet hole 11, be communicated with oil transportation road 23 by oil outlet 10; Second housing 25 inner chamber is communicated with oil transportation road 23 by oil inlet hole 11, is also communicated with oil road 5 by oil outlet 10.The centre of center drum 14 is located at by fuel sucking pipe 16, and upper end is threaded with base 25, and the part below screw thread is square or polygonal column, and inner side surface is provided with magnetic sheet 17.At described filter core center, namely the bottom surface of center drum 14 is provided with the magnetic patch 19 for metal particle.On base 25, be provided with the exhaust passage 4 and outlet valve thereof that communicate with filter core Inner room; Exhaust passage 4 in figure and outlet valve thereof are dotted line, and they are communicated with total outlet valve 9 in other orientation, for discharging the air in oil circuit.Outlet valve wherein and main valve 9 comprise upper cover, lower cover and the multi-layer porous plastic tab be placed between two lids that circular aluminium flake makes and form, and have good gas permeability.Can find out from figure, described filter core and shell 1 and second housing 25 are separate type.
Working principle of the present invention is:
During diesel engine work, from diesel fuel tanks come diesel oil process distance as shown by the arrow: first enter first order filter from oil input channel 12, namely shell 1 inner chamber of the filter of shell 1 is comprised, diesel oil is through the open-work 15 on hollow cylinder shape paper filter core 18 and center drum 14 barrel, enter inside center drum 14 after paper filter core 18 filters, from the bottom of center drum 14, i.e. above the entering fuel sucking pipe 16 and from bottom to top flow of magnetic patch 19, and enter oil transportation road 23 by the oil outlet 10 on base 24; Oil inlet hole 11 corresponding from second housing 25 again enters second level filter.Working procedure in the filter of the second level is identical with first order filter, the micro-metal adsorption that have passed through magnetic sheet 17 filtration of twice paper filter core 18, twice magnetic patch 19 and fuel sucking pipe 16 from oil road 5 diesel oil has out been clean, for diesel engine.
In order to solve above-mentioned existing diesel Problems existing, inventor is through concentrating on studies for many years, and repeatedly done a large amount of tests, provide fuel filter for diesel engine of the present invention, the energy-saving and emission-reduction of diesel engine can be solved very well, automatically get rid of air in low pressure oil way, filter metal shell can reusable problem, and filter does not need sealing, and manufacture process requirement is not high.
Claims (6)
1. a fuel filter for diesel engine, it comprises base, fuel sucking pipe, filter core and shell thereof, characterized by further comprising:
By seal ring and worm structure, filter case and described base are made the nut be threaded;
Be located at the magnetic patch of bottom surface, described filter core center;
Be located at the magnetic sheet inside described fuel sucking pipe;
On described base, be provided with the exhaust passage and outlet valve thereof that communicate with filter core Inner room;
Described filter core and shell are separate type.
2. fuel filter for diesel engine according to claim 1, is characterized in that:
The upper end of described fuel sucking pipe is connected with whorl of base, and the part below screw thread is square or polygonal column, and inner side surface is provided with magnetic sheet.
3. fuel filter for diesel engine according to claim 1, is characterized in that:
Described filter core comprises filter core frame and hollow cylindrical paper filter core, and hollow cylindrical paper filter core is enclosed within outside the center drum of filter core frame.
4. fuel filter for diesel engine according to claim 1, is characterized in that:
The interior of described nut is L shape below, can fasten the convex button limit in shell outside suitable for reading.
5. fuel filter for diesel engine according to claim 3, is characterized in that:
Described filter core frame is primarily of collet, center drum and upper cover composition, and the upper and lower end of center drum is connected with upper cover, collet respectively, and upper cover wherein and center drum, for removably connecting, the barrel of center drum are covered with open-work.
6. fuel filter for diesel engine according to claim 2, is characterized in that:
Described outlet valve comprises upper cover, lower cover and the multi-layer porous plastic tab be placed between two lids that circular aluminium flake makes and forms, and has good gas permeability.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410692074.6A CN104595074A (en) | 2014-11-27 | 2014-11-27 | Diesel engine fuel oil filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410692074.6A CN104595074A (en) | 2014-11-27 | 2014-11-27 | Diesel engine fuel oil filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104595074A true CN104595074A (en) | 2015-05-06 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410692074.6A Pending CN104595074A (en) | 2014-11-27 | 2014-11-27 | Diesel engine fuel oil filter |
Country Status (1)
| Country | Link |
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| CN (1) | CN104595074A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105781834A (en) * | 2016-04-26 | 2016-07-20 | 梁严 | Diesel oil purifier for engine |
| CN106150801A (en) * | 2016-06-30 | 2016-11-23 | 华为技术有限公司 | A kind of communication unit oil machine filtration system |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2216152Y (en) * | 1994-12-21 | 1995-12-27 | 陈旭禧 | Diesel oil filter |
| WO2009142344A1 (en) * | 2008-05-23 | 2009-11-26 | Dongjintech Co., Ltd | Filtter off impurities device of diesel fuel |
| CN101761435A (en) * | 2008-12-24 | 2010-06-30 | 西安天厚滤清技术有限责任公司 | Barrel-shaped multi-element diesel oil purifier with electric heating rods for ship |
| CN101846018A (en) * | 2010-04-16 | 2010-09-29 | 吴朱青 | Automobile fuel oil filter with automatic oil temperature regulator |
| CN204312233U (en) * | 2014-11-27 | 2015-05-06 | 闭鼎奇 | Fuel filter for diesel engine |
-
2014
- 2014-11-27 CN CN201410692074.6A patent/CN104595074A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2216152Y (en) * | 1994-12-21 | 1995-12-27 | 陈旭禧 | Diesel oil filter |
| WO2009142344A1 (en) * | 2008-05-23 | 2009-11-26 | Dongjintech Co., Ltd | Filtter off impurities device of diesel fuel |
| CN101761435A (en) * | 2008-12-24 | 2010-06-30 | 西安天厚滤清技术有限责任公司 | Barrel-shaped multi-element diesel oil purifier with electric heating rods for ship |
| CN101846018A (en) * | 2010-04-16 | 2010-09-29 | 吴朱青 | Automobile fuel oil filter with automatic oil temperature regulator |
| CN204312233U (en) * | 2014-11-27 | 2015-05-06 | 闭鼎奇 | Fuel filter for diesel engine |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105781834A (en) * | 2016-04-26 | 2016-07-20 | 梁严 | Diesel oil purifier for engine |
| CN105781834B (en) * | 2016-04-26 | 2018-03-09 | 梁严 | Engine diesel oil purifier |
| CN106150801A (en) * | 2016-06-30 | 2016-11-23 | 华为技术有限公司 | A kind of communication unit oil machine filtration system |
| CN106150801B (en) * | 2016-06-30 | 2019-10-01 | 华为技术有限公司 | A kind of communication unit oil machine filtration system |
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Application publication date: 20150506 |