CN205559099U - Engine crankcase lid and engine thereof - Google Patents
Engine crankcase lid and engine thereof Download PDFInfo
- Publication number
- CN205559099U CN205559099U CN201620381633.6U CN201620381633U CN205559099U CN 205559099 U CN205559099 U CN 205559099U CN 201620381633 U CN201620381633 U CN 201620381633U CN 205559099 U CN205559099 U CN 205559099U
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- oil
- engine
- filter screen
- crankcase cover
- oil pump
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- Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
- Cylinder Crankcases Of Internal Combustion Engines (AREA)
Abstract
The utility model discloses an engine crankcase lid and engine thereof, including bent axle case lid body, being equipped with oil pump oil feed passageway on the bent axle case lid body, being equipped with the machine oil filter screen on the oil pump oil feed passageway, bent axle case lid body still is provided with the fender muscle that is used for supporting the machine oil filter screen in oil pump oil absorption orientation, fender muscle through setting up on bent axle case lid body stops the machine oil filter screen, can prevent that the machine oil filter screen from pressing close to because of machine oil suction too big inlet port department to the engine oil pump, effectively avoids impurity in inlet port department's accumulation and stop up the emergence that machine oil got into the oil duct phenomenon, fully guarantees lubricatedly, guarantees the engine and normally works.
Description
Technical field
Electromotor this utility model relates to engine components field, and electromotor is particularly to a kind of engine crankcase
Lid and electromotor thereof.
Background technology
Crankcase cover of engine is the important component part of engine cylinder-body, and the lubricating oil pump of existing electromotor is usual
Being arranged on inside crankcase cover, oil pump is the important composition parts of engine lubrication system, and it act as machine oil
After bringing up to certain pressure, being sent to forcibly on the moving surface of each part of electromotor, existing huge discharge is sent out
Motivation all uses oil pump for engine to carry out force feed, for reducing the impurity in lubricating oil, reduces mechanical wear,
All being designed with oil filter screen near at the oil-in of oil pump for engine, lubricating oil filters out miscellaneous through oil filter screen
Oil leab is entered after matter.But due to the pumping effect of oil pump for engine, the adsorptive pressure at oil-in is very big,
Oil filter screen is easily absorbing on oil-in, and along with using for a long time, the impurity being filtered is easy to meeting
Accumulate for a long time at oil filter screen and oil-in, cause blocking so that lubricating oil cannot be introduced into lubricating oil
Road, and then impact lubrication, result even in inordinate wear or bent axle locking time serious.
Accordingly, it would be desirable to the crankcase cover of existing electromotor is improved, can prevent oil filter screen from inhaling because of machine oil
Power is excessive and presses close at the fuel feed hole of oil pump for engine, is prevented effectively from impurity and accumulates and plugging machine at fuel feed hole
Oil enters the generation of oil duct phenomenon, fully ensures that lubrication, it is ensured that engine work.
Utility model content
In view of this, this utility model provides a kind of crankcase cover of engine and electromotor thereof, can prevent oil strainer
Net is pressed close at the fuel feed hole of oil pump for engine because machine oil suction is excessive, is prevented effectively from impurity tired at fuel feed hole
Amass and block machine oil and enter the generation of oil duct phenomenon, fully ensure that lubrication, it is ensured that engine work.
Crankcase cover of engine of the present utility model, including crankcase cover body；Crankcase cover body is provided with oil
Pump oil inlet passage, oil pump oil inlet passage is provided with oil filter screen, and crankcase cover body is additionally provided with at oil pump
Oil suction direction supports the block reinforcement of oil filter screen；；Wherein, oil pump oil inlet passage is under the suction of oil pump
Lubricating oil oil-feed, oil filter screen is arranged on oil pump oil inlet passage for lubrication oil filtration, setting by block reinforcement
Put and oil filter screen is stopped on oil suction direction, when oil Pump rotor acting oil suction pressure is excessive, can prevent
Oil filter screen is close to the fuel feed hole for oil pump oil-feed because of the effect of suction, and then prevents oil filter screen from fitting in
Causing impurity screening to block fuel feed hole on the oil-feed end face of fuel feed hole, wherein, oil suction direction refers to that oil pump produces
The direction of raw suction oil-feed.
Further, oil pump oil inlet passage includes the fuel feed hole for oil pump suction, and oil filter screen is near fuel feed hole
Oil inlet end is arranged, and block reinforcement is arranged between oil filter screen and the oil inlet end of fuel feed hole；Fuel feed hole is that a duct is arranged,
Connect with the oil pocket of oil pump, in lubricating oil enters the oil pocket of oil pump when oil pump suction, block reinforcement is arranged on machine
Between oil screen and the oil inlet end of fuel feed hole, simple in construction, there is rational position and arrange, it is possible to decrease structure
Complexity, and easily realize the stop to oil filter screen, does not hinder what oil pump suction worked to be smoothed out.
Further, the oil inlet end of block reinforcement and fuel feed hole is connected to form one structure；Structural strength is high, and block reinforcement can
Form certain guide functions, facilitate lubricating oil to enter fuel feed hole.
Further, block reinforcement respectively arranges one in the oil inlet end both sides of fuel feed hole；Structural strength is high, and block reinforcement arranges two
Individual and be symmetrical arranged, there is preferable blocking effect, and improve flow conductivity.
Further, crankcase cover body is additionally provided with the filter screen mounting groove for fitting machine oil screen, block reinforcement and filter
Connect inside net mounting groove；Oil filter screen is arranged in filter screen mounting groove, has and preferably installs locating effect,
And the effect of opposing machine oil suction can be played equally, and make the fiting effect of oil pump and oil filter screen more preferably,
Decrease the amount of parts of electromotor, reduce the complexity of assembly technology simultaneously, reduce and produce and assembly cost；
Block reinforcement be connected inside filter screen mounting groove so that block reinforcement and filter screen mounting groove form integrative-structure, increase partial structurtes
Compactedness.
Further, filter screen mounting groove is arc；The redundant space of oil pump case can be maximally utilised, and
Oil filter screen can be promoted after fitting machine oil screen to produce elastic deformation, make the placement of oil filter screen, install more
Firm.
Further, crankcase cover body is additionally provided with oil Pump rotor mounting seat and is positioned at oil Pump rotor mounting seat and enters
Support floor between the oil inlet end of oilhole, support floor two ends be respectively formed with for filter screen mounting groove
The both sides corresponding vertical bar-shaped trough docked mutually respectively；Support floor and support force, bar-shaped trough and horizontal direction pair are provided
Answer the filter screen mounting groove vertical butt joint of side, it is simple to the installation of oil filter screen, it is simple to oil pump cover plate is to filter screen mounting groove
Cover.
Further, with the support one-body molded formation of floor for installing the installation base of oil pump cover plate；It is easy to oil pump
Cover plate is connected with supporting floor formation.
Further, installation base is two and is respectively in the setting of fuel feed hole radially opposite sides；Cover plate and support floor
Attachment force is evenly distributed, and further enhances stable connection degree.
The invention also discloses a kind of electromotor utilizing crankcase cover of engine, crankcase cover of engine is pacified
It is loaded on electromotor.
The beneficial effects of the utility model: crankcase cover of engine of the present utility model and electromotor thereof, by setting
Oil filter screen is stopped by the block reinforcement put on crankcase cover body, and oil filter screen can be prevented because of machine oil suction mistake
Press close at the fuel feed hole of oil pump for engine greatly, be prevented effectively from impurity and accumulate at fuel feed hole and block machine oil and enter
Enter the generation of oil duct phenomenon, fully ensure that lubrication, it is ensured that engine work.
Accompanying drawing explanation
With embodiment, this utility model is further described below in conjunction with the accompanying drawings.
Fig. 1 is that this utility model installs pre-structure schematic diagram at oil filter screen；
Fig. 2 is that this utility model is at oil filter screen mounted configuration schematic diagram；
Fig. 3 is enlarged drawing at Figure 1A.
Detailed description of the invention
Fig. 1 is that this utility model installs pre-structure schematic diagram at oil filter screen, and Fig. 2 is that this utility model is at machine oil
Filter screen mounted configuration schematic diagram, Fig. 3 is enlarged drawing at Figure 1A, as shown in the figure: the electromotor of the present embodiment
Crankcase cover, including crankcase cover body 1；Crankcase cover body 1 is provided with oil pump oil inlet passage, and oil pump enters
Oil passage is provided with oil filter screen 2, and crankcase cover body 1 is additionally provided with for supporting machine in oil pump suction direction
The block reinforcement (being block reinforcement 4 and block reinforcement 6 in figure) of oil screen 2；Wherein, oil pump oil inlet passage is at oil pump
Lubricating oil oil-feed under suction, oil filter screen 2 is arranged on oil pump oil inlet passage for lubrication oil filtration,
By arranging of block reinforcement (for block reinforcement 4 and block reinforcement 6 in figure), oil filter screen 2 is stopped on oil suction direction,
When oil Pump rotor acting oil suction pressure is excessive, can prevent oil filter screen 2 from entering to for oil pump because of the effect of suction
The fuel feed hole of oil is close, and then prevents from oil filter screen 2 from fitting on the oil-feed end face of fuel feed hole causing filtration miscellaneous
Confrontation fuel feed hole blocks, and wherein, oil suction direction refers to that oil pump produces the direction of suction oil-feed.
In the present embodiment, oil pump oil inlet passage includes the fuel feed hole 3 for oil pump suction, and oil filter screen 2 is close
The oil inlet end of fuel feed hole 3 is arranged, and block reinforcement (for block reinforcement 4 and block reinforcement 6 in figure) is arranged at oil filter screen 2 and enters
Between the oil inlet end of oilhole 3；Fuel feed hole 3 is that a duct is arranged, and connects with the oil pocket of oil pump, inhales for oil pump
In lubricating oil enters the oil pocket of oil pump during oil, block reinforcement (for block reinforcement 4 and block reinforcement 6 in figure) is arranged on oil strainer
Between the oil inlet end of net 2 and fuel feed hole 3, simple in construction, there is rational position and arrange, it is possible to decrease structure
Complexity, and easily realize the stop to oil filter screen 2, does not hinder what oil pump suction worked to be smoothed out.
In the present embodiment, block reinforcement (being block reinforcement 4 and block reinforcement 6 in figure) is connected formation with the oil inlet end of fuel feed hole 3
Integrative-structure；Structural strength is high, and block reinforcement (for block reinforcement 4 and block reinforcement 6 in figure) can form certain water conservancy diversion and make
With, facilitate lubricating oil to enter fuel feed hole 3.
In the present embodiment, block reinforcement (for block reinforcement 4 and block reinforcement 6 in figure) respectively sets in the oil inlet end both sides of fuel feed hole 3
Put one；Structural strength is high, and block reinforcement (for block reinforcement 4 and block reinforcement 6 in figure) arranges two and is symmetrical arranged, tool
There is preferable blocking effect, and improve flow conductivity.
In the present embodiment, crankcase cover body 1 is additionally provided with the filter screen mounting groove 7 for fitting machine oil screen 2,
Block reinforcement (being block reinforcement 4 and block reinforcement 6 in figure) is connected inside filter screen mounting groove 7；Oil filter screen 2 is arranged on filter
In net mounting groove 7, have and locating effect be preferably installed, and the effect of opposing machine oil suction can be played equally,
And make the fiting effect of oil pump and oil filter screen 2 more preferably, decrease the amount of parts of electromotor, drop simultaneously
The complexity of low assembly technology, reduces and produces and assembly cost；Block reinforcement (being block reinforcement 4 and block reinforcement 6 in figure) with
Connect inside filter screen mounting groove 7 and block reinforcement (for block reinforcement 4 and block reinforcement 6 in figure) is formed with filter screen mounting groove 7
Integrative-structure, increases the compactedness of partial structurtes.
In the present embodiment, filter screen mounting groove 7 is arc；The redundant space of oil pump case can be maximally utilised,
And oil filter screen 2 can be promoted after fitting machine oil screen 2 to produce elastic deformation, make oil filter screen 2 placement,
Install more firm.
In the present embodiment, crankcase cover body 1 is additionally provided with oil Pump rotor mounting seat 5 and is positioned at oil Pump rotor peace
Support floor 8 between dress seat 5 and the oil inlet end of fuel feed hole 3, the two ends supporting floor 8 are respectively formed with use
The vertical bar-shaped trough that docks mutually in the most corresponding with the both sides of filter screen mounting groove 7 (in figure for vertical bar-shaped trough 9 and
Vertically bar-shaped trough 9a)；Supporting floor 8 provides the filter screen of support force, bar-shaped trough and horizontal direction respective side to install
Groove 7 vertical butt joint, it is simple to the installation of oil filter screen 2, it is simple to oil pump cover plate covers filter screen mounting groove 7.
In the present embodiment, (scheme for the installation base installing oil pump cover plate with supporting the one-body molded formation of floor 8
In be installation base 10 and installation base 10a)；It is easy to oil pump cover plate be connected with support floor 8 formation.
In the present embodiment, installation base (for installation base 10 and installation base 10a in figure) is two and divides
It is listed in fuel feed hole 3 radially opposite sides to arrange；Cover plate and the attachment force supporting floor 8 are evenly distributed, and further enhance
Stable connection degree.
The invention also discloses a kind of electromotor utilizing crankcase cover of engine, crankcase cover of engine is pacified
It is loaded on electromotor.
Finally illustrate, above example only in order to the technical solution of the utility model to be described and unrestricted,
Although being described in detail this utility model with reference to preferred embodiment, those of ordinary skill in the art should
Work as understanding, the technical solution of the utility model can be modified or equivalent, without deviating from this reality
By objective and the scope of new technique scheme, it all should be contained in the middle of right of the present utility model.
Claims (10)
1. a crankcase cover of engine, it is characterised in that: include crankcase cover body；Described crankcase cover is originally
Body is provided with oil pump oil inlet passage, and described oil pump oil inlet passage is provided with oil filter screen, described crankcase cover body
It is additionally provided with the block reinforcement for supporting oil filter screen in the oil pump suction direction of electromotor.
Crankcase cover of engine the most according to claim 1, it is characterised in that: described oil pump oil inlet passage
Including the fuel feed hole for oil pump suction, described oil filter screen is arranged near the oil inlet end of described fuel feed hole, described
Block reinforcement is arranged between the oil inlet end of described oil filter screen and described fuel feed hole.
Crankcase cover of engine the most according to claim 2, it is characterised in that: described block reinforcement and fuel feed hole
Oil inlet end be connected to form one structure.
Crankcase cover of engine the most according to claim 3, it is characterised in that: described block reinforcement is at fuel feed hole
Oil inlet end both sides respectively arrange one.
Crankcase cover of engine the most according to claim 4, it is characterised in that: described crankcase cover body
Being additionally provided with the filter screen mounting groove for fitting machine oil screen, described block reinforcement connects inside described filter screen mounting groove
Connect.
Crankcase cover of engine the most according to claim 5, it is characterised in that: described filter screen mounting groove is
Arc.
Crankcase cover of engine the most according to claim 6, it is characterised in that: described crankcase cover body
It is additionally provided with oil Pump rotor mounting seat and the support between oil Pump rotor mounting seat and the oil inlet end of fuel feed hole
Floor, the two ends of described support floor are respectively formed with docks mutually for the most corresponding with the both sides of filter screen mounting groove
Vertical bar-shaped trough.
Crankcase cover of engine the most according to claim 7, it is characterised in that: with described support floor one
Body formed formation is for installing the installation base of oil pump cover plate.
Crankcase cover of engine the most according to claim 8, it is characterised in that: described installation base is two
Individual and be respectively in fuel feed hole radially opposite sides arrange.
10. apply an electromotor for crankcase cover of engine described in claim 1-9 any claim,
It is characterized in that: described crankcase cover of engine is installed on electromotor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620381633.6U CN205559099U (en) | 2016-04-29 | 2016-04-29 | Engine crankcase lid and engine thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620381633.6U CN205559099U (en) | 2016-04-29 | 2016-04-29 | Engine crankcase lid and engine thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205559099U true CN205559099U (en) | 2016-09-07 |
Family
ID=56804354
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620381633.6U Active CN205559099U (en) | 2016-04-29 | 2016-04-29 | Engine crankcase lid and engine thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205559099U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107605617A (en) * | 2017-09-22 | 2018-01-19 | 力帆实业(集团)股份有限公司 | Water-cooled motorcycle engine crankshaft case combining structure |
-
2016
- 2016-04-29 CN CN201620381633.6U patent/CN205559099U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107605617A (en) * | 2017-09-22 | 2018-01-19 | 力帆实业(集团)股份有限公司 | Water-cooled motorcycle engine crankshaft case combining structure |
| CN107605617B (en) * | 2017-09-22 | 2023-10-20 | 力帆实业(集团)股份有限公司 | Motorcycle water-cooled engine crankcase combined structure |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |