CN105041423B - A kind of oil sump internal control oil guard structure - Google Patents
A kind of oil sump internal control oil guard structure Download PDFInfo
- Publication number
- CN105041423B CN105041423B CN201510221776.0A CN201510221776A CN105041423B CN 105041423 B CN105041423 B CN 105041423B CN 201510221776 A CN201510221776 A CN 201510221776A CN 105041423 B CN105041423 B CN 105041423B
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- oil
- filter block
- collection filter
- sump
- internal control
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- Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
- Filtration Of Liquid (AREA)
Abstract
The invention discloses a kind of oil sump internal control oil guard structure; aim to provide a kind of effectively can be controlled to the machine oil in oil sump; even if generation is acutely rocked or oil level is less, also can guarantee that in collection filter block can constantly provide oil-control protection structure of the machine oil to oil scavenge pump.It includes suction filter device and oil barrier part, suction filter device includes collection filter block, fuel sucking pipe, oil-filtering apparatus and oil inlet, oil inlet is on the side wall of collection filter block, oil-filtering apparatus are fixed between oil inlet and fuel sucking pipe, upper surface of the minimum point of oil inlet less than oil sump bottom wall, oil barrier part includes two pieces of oil baffles, and oil baffle will be separated into four oil pockets in oil sump, the bottom of all oil pockets interconnects.The beneficial effects of the invention are as follows：Machine oil can reasonably be stopped and be protected, be maintained moment organic oil at collection filter block oil inlet；Collection filter block is attached assembling from outside, and installation, dismounting, oil extraction and space utilization effect are significantly improved.
Description
Technical field
The invention belongs to technical field of automobile engine, more particularly to a kind of oil sump internal control oil guard structure.
Background technology
Automobile engine by lubricating oil pump operationally, it is necessary to draw the machine oil in oil sump and spray to or flow through it
Each part, plays radiating, the effect of lubrication.Machine oil before being extracted by lubricating oil pump, it is necessary to first pass through concentration, filtering device i.e.
Suction filter device, reduces " suction " and is mixed into the appearance of the situations such as impurity.Since and machine oil is stored in oil sump, naturally
Can together be shaken with automobile, rocked, when oil level is reduced, because machine oil rocks deflection oil sump side, caused and collect sometimes
Oil starvation near the oil inlet of device is filtered, so may result in cannot provide machine oil cooling, lubricating function within a period of time, seriously
The security of engine work is threatened, while the damage to engine is also very big.
China Patent Publication No. CN202578834U, discloses a kind of sump strainer of engine.The suction of the collecting filter
One end of oil pipe is provided for the adpting flange being arranged in lubricating oil pump, and adpting flange is provided with sealing ring and flange bushing, separately
One end sets a collecting filter cover being immersed in machine oil and is provided with elastic filter screen thereon；Fuel sucking pipe is near the position of elastic filter screen
Install and be equipped with for fixed support on engine cylinder-body, bushing is set on support.From the support to the collecting filter cover
The caliber of the fuel sucking pipe of section is smooth continuously gradually to be increased, and in bell mouth shape；The cross-sectional area of fuel sucking pipe is most at collecting filter cover
Big cross-sectional area, the cross-sectional area of fuel sucking pipe is smallest cross-section area at adpting flange, and the maximum cross-section area is minimum cross-section
Long-pending 2~3 times.Smallest cross-section area of the cross-sectional area more than fuel sucking pipe at the machine oil suction inlet of collecting filter cover.Present invention solution
Defect that elastic filter screen of having determined effective filtration area is not enough, it is to avoid the problems such as machine oil pump cavitation.The invention weak point exists
In, when machine oil is rocked it is excessive when, lubricating oil pump can be inhaled less than oil, cause cooling and lubricating defunctionalization, to engine cause damage.
The content of the invention
The present invention is to overcome deficiency of the prior art, there is provided a kind of that effectively the machine oil in oil sump can be carried out
Control, even if occurring acutely to rock or when oil level is less, also can guarantee that in collection filter block can constantly provide machine oil to oil suction
The oil-control protection structure of pump.
To achieve these goals, the present invention uses following technical scheme：
A kind of oil sump internal control oil guard structure, including suction filter device on oil sump bottom wall, be in oil sump
Equal oily barrier part, described suction filter device includes fuel sucking pipe, oil-filtering apparatus and the oil-feed of collection filter block and lubricating oil pump connection
Mouthful, described oil inlet is connected by collecting filter block inner passage with fuel sucking pipe, and described oil inlet is on the side wall of collection filter block,
Described oil-filtering apparatus are fixed within collection filter block and are located between oil inlet and fuel sucking pipe, and the minimum point of described oil inlet is low
In the upper surface of oil sump bottom wall, described equal oily barrier part includes two pieces of oil baffles, and described oil baffle is by oil sump
Four oil pockets are separated into, the bottom of all oil pockets interconnects, and top is separated by oil baffle.Oil scavenge pump can be by fuel sucking pipe
Machine oil is drawn, machine oil need to could enter fuel sucking pipe through collecting filter block.Machine oil can enter collection filter block on oil inlet premise, be
In the case that oil level is not less than normal value, collection filter block inlet port time around all organic oils.Because the minimum point of oil inlet is low
In the upper surface of oil sump bottom wall, so when oil sump is in steady or shake, shakes small state, outside oil inlet all the time all
Organic oil can enter.And when the machine oil in oil sump rocks larger because of exterior vibration, because the bottom of oil pocket is mutually connected
It is logical, and top separated by oil baffle, therefore oil pocket internal upper part machine oil rocks and restricted in flow, nothing in most of machine oil short time
Method departs from oil pocket where itself, and the only machine oil of bottom can flow in each oil pocket, so, near collection filter block
Machine oil instantaneously will not be transferred completely into other positions in oil sump one, still can within a very short time obtain machine oil supplement, protect
Oil scavenge pump being capable of smoothly oil suction under card working condition.
Preferably, within the scope of a described collection filter block oil pocket within which, the oil pocket residing for collection filter block is provided with
Two pieces of flaps, described flap top is hinged with oil baffle, and described flap, will be oily where collection filter block in the case where state is freely hung from above
Interconnecting part between chamber and remaining oil pocket separates.During body roll, oil sump is driven to roll together, if oil pocket where collection filter block
Machine oil will to outflow, can because flap obstruct and more difficult outflow, if outside machine oil will flow to oil pocket where collection filter block, can
Wash flap inflow open.The concentration scope of machine oil can be further controlled, job stability is improved.
Preferably, described collection filter block passes through the thread segment being located on collection filter block outer wall and the suction filter device on oil sump
Mounting hole is connected, and the outward opening of described oil inlet is in thread segment top, and described collection filter block bottom is greater diameter than collection
The seat bottom of device mounting hole is filtered, exterior seal ring is provided between described seat bottom and oil sump bottom wall.Traditional suction filter device is installed
Mode, is all internal loading type, it is necessary first to some fixed structures, such as bolt, is taken unprecedented more；Secondly, inside loads
The suction filter device of formula, dismounting during maintenance is inconvenient, it is necessary to can just carry out maintenance operation after overall structure is taken apart.The present invention
Collection filter block set-up mode, without extra attachment structure, and directly sealed, it is necessary to be changed dimension by screw thread, exterior seal ring
When repairing, engine need not be also opened, directly be changed from outside.
Preferably, described seat bottom is downwardly protrude to form low level oil groove.One oil-collecting guard space, the sky can be provided
Interior easily oil-collecting, and machine oil is difficult actively outflow, even if therefore near lubricating oil pump oil inlet during the situation of even organic shortage of oil,
Also, the appearance for delaying its " suction " state, the moment provides machine oil to the degree that lubricating oil pump " suction " can be mitigated.
Preferably, described collection filter block is provided with least one oil discharge outlet, the outward opening of described oil discharge outlet is in spiral shell
In line section.Described oil discharge outlet is provided with to be blocked the anti-of oil discharge outlet and lets out door, and described anti-one end of letting out is hinged with collection filter block, separately
One end is provided with top and opens spring, and described top is opened spring and is connected with collection filter block.Described anti-door of letting out is with the hinged end of collection filter block
The anti-upper end for letting out door.When needing to carry out oil sump oil extraction, extracted without opening hood, need to only be directed out back-out collection
Filter block, until oil sump bottom wall is to the anti-restriction cancellation for letting out door, anti-door of letting out is beaten after limitation is departed from the presence of spring is opened on top
Begin to rehearse hydraulic fluid port, can just carry out draining, and the replacing, discharge and inspection for machine oil are all very convenient, and, the anti-presence for letting out door,
Can prevent because collection filter block loose shift and caused by oil leak.
Preferably, described oil-filtering apparatus include a horizontally disposed elastic filter screen, described elastic filter screen periphery with
Collection filter block is fixedly connected, and described elastic filter screen middle part is provided with one and helps suction ball, the described suction ball that helps to be connected in elastic filter screen.Bullet
Property filter screen machine oil can be filtered, prevent impurity enter lubricating oil pump in.Elastic filter screen has elasticity, can be in a large amount of machine oil
As machine oil arches upward upwards together during quick suction, increase surface area coverage, improve filter efficiency.And when the quick suction of needs
During machine oil, the suction that lubricating oil pump is provided is big, can drive to help and be moved on suction ball, equivalent to reducing the oil suction mouth of pipe within a certain period of time
Footpath, local suction further increases, and machine oil starts to rapidly enter fuel sucking pipe, and outside machine oil is carried out energetically by oil inlet
Draw, fuel sucking pipe can be allowed quickly to fill machine oil.
The beneficial effects of the invention are as follows：Machine oil can reasonably be stopped and be protected, be enable at collection filter block oil inlet
Moment is in the state of organic oil, prevent because machine oil rock displacement and caused by oil pump inhale less than the situations such as oil appearance；Collection filter block
Assembling is attached from outside, installation, dismounting, oil extraction and space utilization effect are significantly improved.
Brief description of the drawings
Fig. 1 is structural representation of the invention；
Fig. 2 is the structural representation of present invention collection filter block and oil sump junction；
Fig. 3 is the structural representation of present invention collection filter block.
In figure：Collection filter block 1, fuel sucking pipe 2, oil inlet 3, oil baffle 4, flap 5, thread segment 6, seat bottom 7, exterior seal ring 8, row
Hydraulic fluid port 9, the anti-door 10, top let out drive spring 11, low level oil groove 12, elastic filter screen 13, help suction ball 14.
Specific embodiment
The present invention will be further described with reference to the accompanying drawings and detailed description.
In embodiment as shown in Figure 1, Figure 2, Figure 3 shows, a kind of oil sump internal control oil guard structure, including located at oil sump bottom
Suction filter device, the equal oily barrier part being in oil sump on wall, described suction filter device include collection filter block 1 and lubricating oil pump
The fuel sucking pipe 2, oil-filtering apparatus and oil inlet 3 of connection, described oil inlet 3 are connected by collecting the inner passage of filter block 1 with fuel sucking pipe 2
Logical, described oil inlet 3 is on the side wall of collection filter block 1, and described oil-filtering apparatus are fixed within collection filter block 1 and are located at oil-feed
Between mouth 3 and fuel sucking pipe 2, the minimum point of described oil inlet 3 is less than the upper surface of oil sump bottom wall, described equal oily barrier portion
Part includes two pieces of oil baffles 4, and described oil baffle 4 will be separated into four oil pockets in oil sump, the bottom of all oil pockets is mutually connected
Lead to, and top is separated by oil baffle 4.Oil scavenge pump can draw machine oil by fuel sucking pipe 2, and machine oil need to could enter through collecting filter block 1
Fuel sucking pipe 2.Machine oil can enter collection filter block 1 on oil inlet 3 premise, be in the case where oil level is not less than normal value,
The collection inlet port time around of filter block 1 all organic oils.Due to the upper surface of the minimum point less than oil sump bottom wall of oil inlet 3, so
When oil sump is in steady or shake, shakes small state, oil inlet 3 is outer, and all organic oil can enter all the time.And when oily bottom
Machine oil energy exterior vibration in shell and when rocking larger, because the bottom of oil pocket interconnects, and top is separated by oil baffle 4,
Therefore the rocking of oil pocket internal upper part machine oil, restricted in flow, cannot depart from oil pocket where itself in most of machine oil short time, and only
The machine oil for having bottom can flow in each oil pocket, and so, the machine oil near collection filter block 1 instantaneously will not all turn one
Other positions in oil sump are moved on to, machine oil supplement still can be within a very short time obtained, it is ensured that oil scavenge pump can under working condition
Smooth oil suction.Within the scope of described 1 within which oil pocket of collection filter block, the oil pocket residing for collection filter block 1 is provided with two pieces and turns
Plate 5, the described top of flap 5 is hinged with oil baffle 4, and described flap 5, will be oily where collection filter block 1 in the case where state is freely hung from above
Interconnecting part between chamber and remaining oil pocket separates.During body roll, oil sump is driven to roll together, if the collection place oil pocket of filter block 1
Machine oil will to outflow, can because flap 5 obstruct and more difficult outflow, if outside machine oil will flow to the place oil pocket of collection filter block 1,
Flap 5 can then be washed open to flow into, the concentration scope of machine oil can be further controlled, job stability is improved.Described collection filter block 1 passes through
The thread segment 6 being located on the collection outer wall of filter block 1 is connected with the suction filter device mounting hole on oil sump, the external-open of described oil inlet 3
Mouth is in the top of thread segment 6, and described collection filter block 1 bottom is the seat bottom 7 greater diameter than suction filter device mounting hole, described seat
Exterior seal ring 8 is provided between bottom 7 and oil sump bottom wall.Traditional suction filter device mounting means, is all internal loading type, is needed first
Some fixed structures, such as bolt are wanted, is taken unprecedented more；Secondly, the suction filter device of internal loading type, maintenance and dismounting are very
Inconvenience.The collection set-up mode of filter block 1 of the invention, without extra attachment structure, and is directly carried out by screw thread and exterior seal ring 8 close
Envelope is directly changed from outside, it is necessary to during repair and replacement, need not also open engine.Described seat bottom 7 is downwardly projecting
Low level oil groove 12 is formed, an oil-collecting guard space can be provided, easily oil-collecting in the space, and machine oil is difficult actively outflow,
Even if therefore can also mitigate the degree of lubricating oil pump " suction ", delay during the situation of even organic shortage of oil near lubricating oil pump oil inlet 3
The appearance of its " suction " state, the moment provides machine oil.Described collection filter block 1 is provided with least one oil discharge outlet 9, described oil extraction
The outward opening of mouth 9 is on thread segment 6.Described oil discharge outlet 9 is provided with to be blocked the anti-of oil discharge outlet 9 and lets out door 10, described anti-to let out
10 one end of door are hinged with collection filter block 1, and the other end is provided with top and opens spring 11, and described top is opened spring 11 and is connected with collection filter block 1.Institute
The anti-door 10 and the hinged end of collection filter block 1 let out stated is the anti-upper end for letting out door 10.When needing to carry out oil sump oil extraction, without opening
Hood is extracted, and need to only direct out back-out collection filter block 1, until oil sump bottom wall is to the anti-restriction cancellation for letting out door 10,
Anti- door 10 of letting out opens oil discharge outlet 9 after limitation is departed from the presence of spring 11 is opened on top, draining can be just carried out, for machine oil
Change, discharge and check all very convenient, and, the anti-presence for letting out door 10, can prevent because the collection loose shift of filter block 1 and caused by
Oil leak.And when new machine oil is filled into, the machine oil of low level oil groove 12 is not drained in fact before, one is because this part
Machine oil can't cause anything to negatively affect installation and maintenance, and the two brings air into too also for when preventing new machine oil from adding
It is many, cause plus new machine oil after lubricating oil pump first oil suction when suction air is too many and the machine oil that sucks very little, can be to whole oil suction
Device plays a part of protection.Described oil-filtering apparatus include a horizontally disposed elastic filter screen 13, described elastic filter screen 13
Periphery is fixedly connected with collection filter block 1, and the described middle part of elastic filter screen 13 is provided with one and helps suction ball 14, the described suction ball 14 that helps to be connected to
In elastic filter screen 13.Elastic filter screen 13 can be filtered to machine oil, prevent impurity from entering in lubricating oil pump.Elastic filter screen 13 has
Elasticity, can increase surface area coverage when a large amount of machine oil are quickly sucked as machine oil arches upward upwards together, improve filtering effect
Rate.And when quick suction machine oil is needed, the suction that lubricating oil pump is provided is big, can drive to help and be moved on suction ball 14, equivalent to one
The bore of fuel sucking pipe 2 is reduced in fixing time, local suction further increases, and machine oil starts to rapidly enter fuel sucking pipe 2, and passes through
The outside machine oil of oil inlet 3 pairs is drawn energetically, and fuel sucking pipe 2 can be allowed quickly to fill machine oil.
Claims (8)
1. a kind of oil sump internal control oil guard structure, it is characterized in that, including suction filter device on oil sump bottom wall, it is in oil
Equal oily barrier part in drain pan, described suction filter device includes fuel sucking pipe (2), the oil strain of collection filter block (1) and lubricating oil pump connection
Device and oil inlet (3), described oil inlet (3) are connected by collecting filter block (1) inner passage with fuel sucking pipe (2), and described enters
Hydraulic fluid port (3) is on the side wall of collection filter block (1), and described oil-filtering apparatus are fixed within collection filter block (1) and are located at oil inlet (3)
Between fuel sucking pipe (2), the minimum point of described oil inlet (3) is less than the upper surface of oil sump bottom wall, described equal oily barrier
Part includes two pieces of oil baffles (4), and described oil baffle (4) will be separated into four oil pockets, the bottom of all oil pockets in oil sump
Interconnect, and top is separated by oil baffle (4).
2. a kind of oil sump internal control oil guard structure according to claim 1, it is characterized in that, described collection filter block (1) place
Wherein within the scope of an oil pocket, collect the oil pocket residing for filter block (1) and be provided with two pieces of flaps (5), described flap (5) top
Be hinged with oil baffle (4), described flap (5) in the case where state is freely hung from above, will oil pocket and remaining oil pocket where collection filter block (1) it
Between interconnecting part separate.
3. a kind of oil sump internal control oil guard structure according to claim 1, it is characterized in that, described collection filter block (1) leads to
Cross the thread segment (6) being located on collection filter block (1) outer wall to be connected with the suction filter device mounting hole on oil sump, described oil inlet
(3) outward opening is in thread segment (6) top, and described collection filter block (1) bottom is greater diameter than suction filter device mounting hole
Seat bottom (7), is provided with exterior seal ring (8) between described seat bottom (7) and oil sump bottom wall.
4. a kind of oil sump internal control oil guard structure according to claim 3, it is characterized in that, described seat bottom (7) is downwards
Protrusion forms low level oil groove (12).
5. a kind of oil sump internal control oil guard structure according to claim 1, it is characterized in that, on described collection filter block (1)
At least one oil discharge outlet (9) is provided with, the outward opening of described oil discharge outlet (9) is on thread segment (6).
6. a kind of oil sump internal control oil guard structure according to claim 5, it is characterized in that, on described oil discharge outlet (9)
It is provided with and blocks the anti-of oil discharge outlet (9) and let out door (10), described anti-door (10) one end of letting out is hinged with collection filter block (1), is set on the other end
There is top to open spring (11), described top is opened spring (11) and is connected with collection filter block (1).
7. a kind of oil sump internal control oil guard structure according to claim 6, it is characterized in that, it is described it is anti-let out door (10) with
The hinged end of collection filter block (1) is the anti-upper end for letting out door (10).
8. a kind of oil sump internal control oil guard structure according to claim 1 or 2 or 3, it is characterized in that, described oil strain dress
Put including a horizontally disposed elastic filter screen (13), described elastic filter screen (13) periphery is fixedly connected with collection filter block (1), described
Elastic filter screen (13) middle part be provided with one and help suction ball (14), it is described to help suction ball (14) to be connected in elastic filter screen (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510221776.0A CN105041423B (en) | 2015-05-04 | 2015-05-04 | A kind of oil sump internal control oil guard structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510221776.0A CN105041423B (en) | 2015-05-04 | 2015-05-04 | A kind of oil sump internal control oil guard structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105041423A CN105041423A (en) | 2015-11-11 |
| CN105041423B true CN105041423B (en) | 2017-06-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510221776.0A Expired - Fee Related CN105041423B (en) | 2015-05-04 | 2015-05-04 | A kind of oil sump internal control oil guard structure |
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| Country | Link |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102007030611A1 (en) * | 2006-09-20 | 2008-04-03 | Scania Cv Ab | Oil pan arrangement, has sound damping insert provided for installing chamber, and contact surface of insert adapted for lying against inner wall surface of wall constructions with pre-stressing |
| CN101440730A (en) * | 2008-12-18 | 2009-05-27 | 奇瑞汽车股份有限公司 | Engine oil sump |
| CN102889104A (en) * | 2012-09-18 | 2013-01-23 | 泰州市凯华柴油发电机组有限公司 | Oil sump of diesel engine |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08218839A (en) * | 1995-02-13 | 1996-08-27 | Toyota Motor Corp | Lubrication device for internal combustion engine |
| JP2008196334A (en) * | 2007-02-09 | 2008-08-28 | Nissan Motor Co Ltd | Oil strainer |
-
2015
- 2015-05-04 CN CN201510221776.0A patent/CN105041423B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102007030611A1 (en) * | 2006-09-20 | 2008-04-03 | Scania Cv Ab | Oil pan arrangement, has sound damping insert provided for installing chamber, and contact surface of insert adapted for lying against inner wall surface of wall constructions with pre-stressing |
| CN101440730A (en) * | 2008-12-18 | 2009-05-27 | 奇瑞汽车股份有限公司 | Engine oil sump |
| CN102889104A (en) * | 2012-09-18 | 2013-01-23 | 泰州市凯华柴油发电机组有限公司 | Oil sump of diesel engine |
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| Publication number | Publication date |
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| CN105041423A (en) | 2015-11-11 |
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Granted publication date: 20170623 |