CN109268177A - A kind of fuel oil prefilter housing assembly - Google Patents
A kind of fuel oil prefilter housing assembly Download PDFInfo
- Publication number
- CN109268177A CN109268177A CN201811379896.3A CN201811379896A CN109268177A CN 109268177 A CN109268177 A CN 109268177A CN 201811379896 A CN201811379896 A CN 201811379896A CN 109268177 A CN109268177 A CN 109268177A
- Authority
- CN
- China
- Prior art keywords
- electric pump
- main casing
- fuel oil
- blocking
- housing assembly
- Prior art date
- 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.)
- Pending
Links
- 238000011045 prefiltration Methods 0.000 title claims abstract description 29
- 239000000295 fuel oil Substances 0.000 title claims abstract description 18
- 239000003921 oil Substances 0.000 claims abstract description 33
- 230000000903 blocking effect Effects 0.000 claims abstract description 31
- 238000007789 sealing Methods 0.000 claims description 32
- 238000005034 decoration Methods 0.000 claims 1
- 230000005611 electricity Effects 0.000 claims 1
- 238000005086 pumping Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 4
- 230000002411 adverse Effects 0.000 abstract description 3
- 230000000712 assembly Effects 0.000 abstract 1
- 238000000429 assembly Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Details Of Reciprocating Pumps (AREA)
Abstract
The present invention relates to a kind of fuel oil prefilter housing assemblies comprising the valve seat inside the main casing is arranged in main casing, and the valve block on the valve seat is arranged in, the blocking being set on the outside of valve block, the electric pump being set to below the valve seat；The blocking and valve seat are located at the both ends of valve block.The present invention is in use, be discharged the gas in prefilter by low pressure oil way by electric pump, and gas enters the adverse effect of oil supply system generation when fundamentally solving vehicle operation, ensure that the normal work of oil supply system to the full extent.
Description
Technical field
The invention belongs to automobile engine prefilter technical fields, and in particular to a kind of fuel oil prefilter housing assembly.
Background technique
It is increasingly strict due to vehicular engine emission regulation demands in recent years, will necessarily cause fuel oil prefilter into one
Step is improved.The high efficient and reliable of oil supply system plays a crucial role the performance of engine.So to guarantee to supply
Oil system efficiently reliably works, it is necessary to more improve the function of fuel oil prefilter.
Summary of the invention
It is compact-sized technical problem to be solved by the present invention lies in providing a kind of fuel oil prefilter housing assembly, it protects
The high efficient and reliable of oil supply system work is demonstrate,proved, cost of upkeep is low, uses simplicity.
To achieve the above object, technical solution of the present invention includes main casing, and the valve seat inside the main casing is arranged in,
Valve block on the valve seat is set, the blocking being set on the outside of valve block and the electric pump being set to below the valve seat；
The blocking and valve seat are located at the both ends of valve block.
Further, trim is provided on the outside of the blocking.
Further, it is provided with circlip between the blocking and trim, the circlip is located in the annular groove on main casing；
The first sealing ring is provided between the blocking and main casing, first sealing ring is located at the first groove of blocking periphery
It is interior.
Further, the valve block is umbrella diaphragm valve, and the central hole of valve seat is arranged in the diaphragm valve.
Further, the main casing includes the clean chamber positioned at main casing center, is set to below the clean chamber
Unthreaded hole, the valve seat are located at the side of the clean chamber, and the electric pump is located at below clean chamber；Prefilter oil outlet is located at diaphragm
Between valve and electric pump.
Further, it is respectively arranged with the first shoulder of limit valve seat on the main casing and limits second blocked
Shoulder；The first shoulder and the second shoulder are respectively positioned on the same side of clean chamber.
Further, the electric pump that the electric pump is located at below main casing is intracavitary, and the periphery of the electric pump is provided with support frame.
Further, the periphery of the electric pump is additionally provided with the second sealing ring and retaining ring, the second sealing ring setting
In the periphery of electric pump, second sealing ring is located at support frame close to unthreaded hole side, and second sealing ring is set to support frame
And between retaining ring, the electric pump chamber of the second sealing ring and main casing forms radial seal；
The intracavitary flange for being provided with limit stop ring of the electric pump.
Further, the periphery of the electric pump is provided with third sealing ring, forms radial seal with the inner wall of electric pump chamber；Institute
In the second groove for stating the periphery that third sealing ring is located at electric pump.
Further, one end periphery of the electric pump is provided with one or more electric pump oil outlet, the electric pump
The other end be provided with electric pump oil inlet.
Good effect of the present invention is as follows:
The present invention fundamentally solves vehicle in use, the gas in prefilter is discharged by low pressure oil way by electric pump
Gas enters the adverse effect of oil supply system generation when work, ensure that the normal work of oil supply system to the full extent.This hair
It is bright compact-sized, it ensure that the high efficient and reliable of oil supply system work.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the schematic diagram of the section structure of the invention；
Fig. 3 is the portion A enlarged diagram in Fig. 2 of the present invention；
Fig. 4 is the structural schematic diagram of support frame of the present invention；
In attached drawing, 1 main casing, 1-1 cleaning chamber, 1-2 unthreaded hole, 1-3 prefilter oil outlet, 1-4 first shoulder, the second shoulder of 1-5,
1-6 electric pump chamber, 1-7 flange, 1-8 annular groove, 2 valve seats, 3 valve blocks, 4 blockings, the first groove of 4-1,5 first sealing rings, 6 circlips, 7 dresses
Decorative cover, 8 electric pumps, the second groove of 8-1,8-2 electric pump oil outlet, 8-3 electric pump oil inlet, 9 support frames, 10 second sealing rings, 11
Three sealing rings, 12 retaining rings, 13 bolts.
Specific embodiment
The present invention program is further described and is explained with reference to the accompanying drawing.
The present invention is applied to fuel oil prefilter, and as shown in Figs 1-4, the present invention includes main casing 1, is arranged in the main casing
The valve block 3 on the valve seat 2 is arranged in valve seat 2 inside 1, is set to the blocking 4 in 3 outside of valve block, setting and the valve seat 2
The electric pump 8 and the electric pump 8 of lower section are set to inside main casing 1.Electric pump 8 is attached with 4 bolts 13 with main casing 1.
It is interference fit between the valve seat 2 and main casing 1.
The blocking 4 and valve seat 2 are located at the both ends of valve block 3.
Further, 4 outside of blocking is provided with trim 7；The inside of blocking 4 is valve seat 2, blocks 4 outside and is
Trim 7.The trim 7 is attached with blocking 4 using buckle structure.
Further, it is provided with circlip 6 between the blocking 4 and trim 7, the circlip 6 is located at the ring on main casing 1
In slot 1-8, the annular groove 1-8 is adapted with circlip 6；The circlip 6 is located at the outside of blocking 4；6 pairs of the circlip blocking 4 into
Row axial limiting.
The first sealing ring 5 is provided between the blocking 4 and main casing 1, first sealing ring 5 is located at 4 peripheries of blocking
The first groove 4-1 in, with main casing 1 formed radial seal.
The circlip 6 is located between blocking 4 and trim 7, prevents the axial motion in main casing 1 of blocking 4.
Further, the valve block 3 is umbrella diaphragm valve, and the central hole of valve seat 2 is arranged in the diaphragm valve 3.Valve block 3
One end of valve seat 2 is set, positioned at valve seat 2 relative to the side inside main casing 1.
Further, the main casing 1 includes the clean chamber 1-1 positioned at 1 center of main casing, is set to the clean chamber 1-
The unthreaded hole 1-2 of 1 lower section, the valve seat 2 are located at the side of the clean chamber 1-1, and the electric pump 8 is located at the lower section of clean chamber 1-1；
Prefilter oil outlet 1-3 is between valve block 3 and electric pump 8.From Fig. 2, unthreaded hole 1-2 is located on rear side of the lower section of clean chamber 1-1,
The prefilter oil outlet 1-3 is located at the front of unthreaded hole 1-2.The front is on opposite paper, and the rear is opposite paper
Under face.Further, be respectively arranged on the main casing 1 limit valve seat 2 first shoulder 1-4 and limit blocking 4 the
Two shoulder 1-5；The first shoulder 1-4 and the second shoulder 1-5 is respectively positioned on the same side of clean chamber 1-1.
Further, the electric pump 8 is located in the electric pump chamber 1-6 of 1 lower section of main casing, and the periphery of the electric pump 8 is provided with
Support frame 9.
Further, second sealing ring 10 is set to the periphery of electric pump 8, and second sealing ring 10 is located at support frame
9 are set between support frame 9 and retaining ring 12 close to the side unthreaded hole 1-2, second sealing ring 10, the second sealing ring 10 and main casing
The electric pump chamber 1-6 of body 1 forms radial seal；The flange 1-7 of limit stop ring 12 is provided in the electric pump chamber 1-6.
Further, the periphery of the electric pump 8 is provided with third sealing ring 11, forms radial direction with the inner wall of electric pump chamber 1-6
Sealing；The third sealing ring 11 is located in the second groove 8-1 of the periphery of electric pump 8.The third sealing ring 11 is located at blocking 4
Lower section, lower section of second sealing ring 10 between unthreaded hole 1-2 and valve block 3,
Further, one end periphery of the electric pump 8 is provided with one or more electric pump oil outlet 8-2, the electric pump 8
The other end be provided with an electric pump oil inlet 8-3；The electric pump oil outlet 8-2 is located at the lower section of blocking 4.Electric pump oil outlet 8-
2 and electric pump oil inlet 8-3 is located at the two sides unthreaded hole 1-2.
For the present invention in use, be that electric pump 8 is powered by firing key, electric pump 8 is internally provided with controller, is powered 5 every time
It is automatically stopped after minute, after electric pump 8 is started to work, is taken out the gas in prefilter from clean chamber 1-1 using electric pump oil inlet 8-3
Enter in electric pump, then prefilter oil outlet 1-3 is drained by electric pump oil outlet 8-2, it is thorough finally by vehicle low pressure oil way
Prefilter is discharged, gas enters the adverse effect of oil supply system generation when fundamentally solving vehicle operation, to the full extent
It ensure that the normal work of oil supply system.Structure of the invention is compact, ensure that the high efficient and reliable of oil supply system work.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention.
Various modifications to these embodiments will be readily apparent to those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one
The widest scope of cause.
Claims (10)
1. a kind of fuel oil prefilter housing assembly, it is characterised in that: it includes main casing (1), and setting is in the main casing (1)
The valve seat (2) in portion, is arranged valve block (3) on the valve seat (2), the blocking (4) being set on the outside of valve block (3) and is set to
Electric pump (8) below the valve seat (2)；
The blocking (4) and valve seat (2) are located at the both ends of valve block (3).
2. a kind of fuel oil prefilter housing assembly according to claim 1, it is characterised in that: set on the outside of the blocking (4)
It is equipped with trim (7).
3. a kind of fuel oil prefilter housing assembly according to claim 2, it is characterised in that: the blocking (4) and decoration
It is provided with circlip 6 between lid (7), the circlip (6) is located at the annular groove (1-8) on main casing (1) Nei；
It is provided with the first sealing ring (5) between blocking (4) and the main casing (1), first sealing ring (5) is located at blocking
(4) in the first groove (4-1) of periphery.
4. a kind of fuel oil prefilter housing assembly according to claim 1, it is characterised in that: the valve block (3) is umbrella
Diaphragm valve, central hole of diaphragm valve (3) setting in valve seat (2).
5. a kind of fuel oil prefilter housing assembly according to claim 1, it is characterised in that: the main casing (1) includes
Clean chamber (1-1) positioned at main casing (1) center, the unthreaded hole (1-2) being set to below the clean chamber (1-1), the valve seat
(2) it is located at the side of the clean chamber (1-1), the electric pump (8) is located at below clean chamber (1-1)；Prefilter oil outlet (1-3)
Between the valve block (3) and electric pump (8).
6. a kind of fuel oil prefilter housing assembly according to claim 5, it is characterised in that: divide on the main casing (1)
It is not provided with the first shoulder (1-4) of limit valve seat (2) and the second shoulder (1-5) of limit blocking (4)；The first shoulder
(1-4) and the second shoulder (1-5) are respectively positioned on the same side of clean chamber (1-1).
7. a kind of fuel oil prefilter housing assembly according to claim 1, it is characterised in that: the electric pump (8) is located at master
In electric pump chamber (1-6) below shell (1), the periphery of the electric pump (8) is provided with support frame (9).
8. a kind of fuel oil prefilter housing assembly according to claim 7, it is characterised in that: the periphery of the electric pump (8)
It is additionally provided with the second sealing ring (10) and retaining ring (12),
Second sealing ring (10) is set to the periphery of electric pump (8), and it is close that second sealing ring (10) is located at support frame (9)
The side unthreaded hole (1-2), second sealing ring (10) are set between support frame (9) and retaining ring (12), the second sealing ring (10)
Radial seal is formed with the electric pump chamber (1-6) of main casing (1)；
The flange (1-7) of limit stop ring (12) is provided in the electric pump chamber (1-6).
9. a kind of fuel oil prefilter housing assembly according to claim 7, it is characterised in that: the periphery of the electric pump (8)
Third sealing ring (11) are provided with, form radial seal with the inner wall of electric pump chamber (1-6)；The third sealing ring (11) is located at electricity
In the second groove (8-1) for pumping the periphery of (8).
10. a kind of fuel oil prefilter housing assembly according to claim 1, it is characterised in that: one end of the electric pump (8)
Periphery is provided with one or more electric pump oil outlet (8-2), and the other end of the electric pump (8) is provided with electric pump oil inlet
(8-3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811379896.3A CN109268177A (en) | 2018-11-20 | 2018-11-20 | A kind of fuel oil prefilter housing assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811379896.3A CN109268177A (en) | 2018-11-20 | 2018-11-20 | A kind of fuel oil prefilter housing assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109268177A true CN109268177A (en) | 2019-01-25 |
Family
ID=65190060
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811379896.3A Pending CN109268177A (en) | 2018-11-20 | 2018-11-20 | A kind of fuel oil prefilter housing assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109268177A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009047074A (en) * | 2007-08-20 | 2009-03-05 | Wako Filter Technology Kk | Filter |
| CN201802530U (en) * | 2010-09-02 | 2011-04-20 | 浙江科博达工业有限公司 | Automatic emptying device for fuel oil of low-pressure oil passage of diesel engine |
| CN102269089A (en) * | 2010-06-04 | 2011-12-07 | 温州华科工业发展有限公司 | Diesel filter system with design-optimized low-pressure oil way |
| CN107956612A (en) * | 2017-11-01 | 2018-04-24 | 河北亿利橡塑集团有限公司 | A kind of integrated type fuel oil prefilter pump oil exhaust structure |
| CN209212439U (en) * | 2018-11-20 | 2019-08-06 | 河北亿利橡塑集团有限公司 | A kind of fuel oil prefilter housing assembly |
-
2018
- 2018-11-20 CN CN201811379896.3A patent/CN109268177A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009047074A (en) * | 2007-08-20 | 2009-03-05 | Wako Filter Technology Kk | Filter |
| CN102269089A (en) * | 2010-06-04 | 2011-12-07 | 温州华科工业发展有限公司 | Diesel filter system with design-optimized low-pressure oil way |
| CN201802530U (en) * | 2010-09-02 | 2011-04-20 | 浙江科博达工业有限公司 | Automatic emptying device for fuel oil of low-pressure oil passage of diesel engine |
| CN107956612A (en) * | 2017-11-01 | 2018-04-24 | 河北亿利橡塑集团有限公司 | A kind of integrated type fuel oil prefilter pump oil exhaust structure |
| CN209212439U (en) * | 2018-11-20 | 2019-08-06 | 河北亿利橡塑集团有限公司 | A kind of fuel oil prefilter housing assembly |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: 054801 north of Zhigong Avenue and west of Jiuhuashan Road, Qinghe County, Xingtai City, Hebei Province Applicant after: Hebei Yili Technology Co., Ltd Address before: 054800 Hebei hundred million sharp rubber and plastic Group Co., Ltd of No. 27, new century street, Xingtai City Qinghe County, Hebei province Applicant before: HEBEI YILI GROUP Co.,Ltd. |
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| CB02 | Change of applicant information |