CN208203427U - A kind of cylinder cover of automobile engine - Google Patents
A kind of cylinder cover of automobile engine Download PDFInfo
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- CN208203427U CN208203427U CN201820725931.1U CN201820725931U CN208203427U CN 208203427 U CN208203427 U CN 208203427U CN 201820725931 U CN201820725931 U CN 201820725931U CN 208203427 U CN208203427 U CN 208203427U
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- oil duct
- cylinder head
- groove
- automobile engine
- convex ribs
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Abstract
The utility model provides a kind of cylinder cover of automobile engine, it includes cylinder head ontology and gasket seal, the bottom of the cylinder head ontology is equipped with groove, the gasket seal is equipped with the protrusion of cooperation corresponding with the groove, the gasket seal, which is fixedly connected on the bottom of the cylinder head ontology and to be tightly connected between the groove and the protrusion, forms sealing oil duct, the cylinder head is set inside the body fuel feeding oil duct and needs oily oil duct, the fuel feeding oil duct and the oily oil duct of the need are monoplane oil duct, the both ends of the sealing oil duct are respectively communicated with the fuel feeding oil duct and the oily oil duct of the need.The cylinder cover of automobile engine eliminates the assembly technology of the unnecessary fabrication design through straight oil duct and plug, the effective inside arrangement space for saving cylinder head, so that structure is more compact, and the phenomenon that avoiding engine from leaking at plug in use, manufacturing cost is low, easy to use.
Description
Technical field
The utility model relates to automotive engine component field more particularly to a kind of cylinder cover of automobile engine.
Background technique
In general, the movement parts such as valve actuating mechanism part, high-pressure oil pump, vacuum pump, chain tensioning device are equipped in cylinder head, this
A little movement parts have been required to high-tension lubrication oil lubrication, just can guarantee the normal work of engine.Lubricating oil is generally from oil sump
It is pressurized by lubricating oil pump and passes to cylinder cap by way of cylinder-body oil duct, lubricating oil is directly provided to by each need to lubricate zero by oil cylinder head way
Part position.Cylinder head gasket is the elastic sealing elements being placed between cylinder and cylinder head, due to cylinder block and cylinder head it
Between can not for absolutely it is smooth, it is therefore desirable to prevented by cylinder head gasket high pressure gas, lubricating oil and cooling water from it
Between scurry out.
Currently, the high-pressure oil duct in cylinder head is generally formed using machining, as shown in Figure 1, existing cylinder head sheet
Body, which generallys use, arranges the modes of multiple straight oil ducts 4 being intertwined inside it to form high-pressure oil duct, and each 4 cloth of straight oil duct
It sets on multiple and different directions, in order to form compact-sized and irregular special-shaped oil duct in cylinder head body interior, adopts
It can be generated during the mode being machined into forms each straight oil duct 4 in cylinder head ontology, on cylinder head ontology because of processing
Technique and the fabrication hole 5 under retaining, each fabrication hole 5 is then using assembly special-purpose steel ball plug 6 (or bowl-type patch or bolt plug)
Mode blocked.Machining operation is more and at high cost during being somebody's turn to do.It is stifled using bowl-type patch, steel ball plug 6 or bolt
Head gluing plugging technology hole 5 then can additionally increase assembly equipment resource, and there are oil leaks for block-up position in product use process
Risk will appear the phenomenon that plug falls off and lead to engine damage under serious conditions.
Utility model content
Based on above-mentioned the deficiencies in the prior art, to be solved in the utility model is that high-pressure oil feed oil duct arrangement is multiple in cylinder head
Closure process can additionally be increased in miscellaneous, process, so that manufacturing procedure is more, consuming cost is higher, and cylinder head has leakage
The technical problem of alopecia areata danger.
Based on this, the utility model proposes a kind of cylinder cover of automobile engine comprising cylinder head ontology and gasket
Piece, the bottom of the cylinder head ontology are equipped with groove, and the gasket seal is equipped with the protrusion of cooperation corresponding with the groove,
The gasket seal is fixedly connected on the bottom of the cylinder head ontology and makes the company of sealing between the groove and the protrusion
Connect to form sealing oil duct, the cylinder head is set inside the body fuel feeding oil duct and needs oily oil duct, the fuel feeding oil duct with it is described
Needing oily oil duct is monoplane oil duct, and the both ends of the sealing oil duct are respectively communicated with the fuel feeding oil duct and described need oily oil duct.
Optionally, the width of the protrusion is greater than the width of the groove.
Optionally, the one side of the protrusion mutually sealed with the groove is plane.
Optionally, the protrusion includes the first convex ribs and the second convex ribs, the projected direction of first convex ribs and described the
The projected direction of two convex ribs mutually deviates from, and second convex ribs are tightly attached to the open end arrangement of the groove.
Further, the gasket seal is single layer backing structure or the double-deck backing structure or three layers of backing structure.
Optionally, the backing plate is stainless steel, and each layer backing plate mutually rivets.
Optionally, the gasket seal includes stacking gradually the first substrate being connected, the second substrate and third substrate, institute
It states the first convex ribs to be set on the first substrate, second convex ribs are set on the third substrate, and described first convex
Muscle and second convex ribs are symmetric about the second substrate.
Optionally, one end of the fuel feeding oil duct is formed with oil supplying hole, and described one end for needing oily oil duct, which is formed with, needs oilhole,
The oil supplying hole and it is described need oilhole be respectively communicated in it is described sealing oil duct both ends.
Further, the groove is casting and forming.
Optionally, the groove is irregular special impression, and the protrusion is irregular special-shaped protrusion.
Implement the utility model embodiment, has the following beneficial effects:
The cylinder cover of automobile engine of the utility model the bottom of cylinder head ontology process groove by way of with it is close
Protrusion on gasket matches to form sealing oil duct, with the fuel feeding oil duct for being connected to cylinder head body interior and needs oil oil
Road, sealing oil duct are kept good sealing effectiveness, and are enabled to lubricating oil reliably to be transmitted, are arranged in cylinder head ontology
It the fuel feeding oil duct in portion and needs oily oil duct only need to be by being simply machined molding, and guarantees fuel feeding oil duct and need oily oil duct
It is the monoplane oil duct of rule, thus avoids processing multiple straight oil ducts being intertwined, energy in the inside of cylinder head ontology again
Enough effective arrangement spaces for saving cylinder head body interior, so that the structure of engine be made to design more compact, lubricating oil energy
Enough monoplane fuel feeding oil ducts by rule are sent in sealing oil duct, after the change that direction is carried out by sealing oil duct, by it
Being sent into needs in oily oil duct, so that conveying of the lubricating oil in Different Plane is met by the design of sealing oil duct, it is greatly simple
The oil circuit deployment scenarios of cylinder head body interior are changed;Cancel being intertwined on multiple and different directions of cylinder head body interior
Straight oil duct design, can prevent from forming extra mechanical processing technique hole on cylinder head ontology, and then avoid additionally increasing
End cap needed for stifled process and closure process is sealed up, manufacturing cost can greatly be saved, and prevent engine
The phenomenon that leaking and fail at plug in use process, guarantees the reliability of cylinder head body interior lubricant passage way work.
Further, the width of protrusion is greater than the width of groove and protrusion and the one side that groove mutually seals are plane, can
Guarantee that the sealing oil duct between protrusion and groove obtains better seal effect, lubricating oil is reliably transmitted;
Gasket seal uses three laminar substrate structures, and it is convex can to reduce first between the first convex ribs and the second convex ribs for the second substrate
The deflection of muscle and the second convex ribs at high temperature, effectively prevents the failure of the first convex ribs and the second convex ribs, improves service life.
Groove uses casting and forming and for irregular polymorphic structure, and it is irregular polymorphic structure that protrusion is matched with groove also, adds
Work is very simple and convenient.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of lubricant passage way on existing cylinder head ontology;
Fig. 2 is the configuration schematic diagram of cylinder head ontology and gasket seal described in the present embodiment;
Fig. 3 is cylinder head ontology described in the present embodiment and the schematic view of the front view after gasket seal assembly;
Fig. 4 is the half section structure diagram in Fig. 3;
Fig. 5 is the structural schematic diagram of the bottom surface of cylinder head ontology described in the present embodiment;
Fig. 6 is cylinder head ontology described in the present embodiment and the present invention looks up structural representation after gasket seal assembly;
Fig. 7 is the schematic cross-sectional view in Fig. 4 at A-A.
Description of symbols:
1, cylinder head ontology, 11, groove, 12, fuel feeding oil duct, 13, need oily oil duct, 14, oil supplying hole, 15, need oilhole, 2, close
Gasket, 21, first substrate, 22, the second substrate, 23, third substrate, 24, protrusion, the 241, first convex ribs, the 242, second convex ribs,
3, oil duct, 4, straight oil duct, 5, fabrication hole, 6, steel ball plug are sealed.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without creative efforts
Every other embodiment obtained, fall within the protection scope of the utility model.
In the description of the present invention, it should be understood that the orientation of the instructions such as term " on ", "lower", "left", "right"
Or positional relationship is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of description the utility model and simplification is retouched
It states, rather than the device or element of indication or suggestion meaning must have a particular orientation, be constructed and operated in a specific orientation,
Therefore it should not be understood as limiting the present invention.
Referring to fig. 2 to Fig. 7, cylinder cover of automobile engine described in this preferred embodiment includes cylinder head ontology 1 and sealing
Gasket 2, the bottom of the cylinder head ontology 1 are equipped with groove 11, and the gasket seal 2 is equipped with match corresponding with the groove 11
The protrusion 24 of conjunction, the gasket seal 2 be fixedly connected on the bottom of the cylinder head ontology 1 and make the groove 11 with it is described
It is tightly connected between protrusion 24 and forms sealing oil duct 3, the inside of the cylinder head ontology 1 is equipped with fuel feeding oil duct 12 and needs oily oil duct
13, the fuel feeding oil duct 12 is monoplane oil duct with the oily oil duct 13 of the need, and the both ends of the sealing oil duct 3 are respectively communicated with institute
State fuel feeding oil duct 12 and the oily oil duct 13 of the need.
Based on the above structure, formed between 1 inside of cylinder head ontology and gasket seal 2 on the cylinder cover of automobile engine
Lubricant passage way, in the present embodiment, for gasket seal 2 for using cylinder-top gasket, cylinder-top gasket is for being mounted on cylinder head
Elastic sealing elements between ontology 1 and cylinder block, due to can not be absolute between cylinder block and cylinder head ontology 1 it is smooth,
So needing to prevent high pressure gas, lubricating oil and cooling water from leaking out between them by cylinder-top gasket, in cylinder-top gasket
Upper setting flexible protrusion 24, by protrusion 24 elasticity and cooperate temperature resistant encapsulation glue and realize cylinder head ontology 1 and gas
Sealing effect between cylinder cover cushion.In the bottom of the cylinder head ontology 1, groove 11, the protrusion being arranged on gasket seal 2 are set
24 cooperate with groove 11, to be formed with sealing oil duct 3 between, pass through the resilient projection 24 on gasket seal 2
The sealing good leakproofness of oil duct 3 can be realized while guaranteeing the leakproofness of cylinder head ontology 1 during the installation process;It is close
The both ends in oil sealing road 3 are respectively communicated with fuel feeding oil duct 12 and need oily oil duct 13, i.e., the transmission of the lubricating oil inside cylinder head ontology 1 by
Sealing oil duct 3 is simple to realize, the fuel feeding oil duct 12 inside cylinder head ontology 1 is arranged in as a result, and oily oil duct 13 is needed to use
Machining mode forms, and fuel feeding oil duct 12 and the oily oil duct 13 of need are the monoplane oil duct of rule, it is only necessary to pass through
Fuel feeding oil duct 12 inside cylinder head ontology 1 introduces lubricating oil close between the bottom and cylinder head gasket of cylinder head ontology 1
In oil sealing road 3, then pass through sealing oil duct 3 and carry out multi-faceted conveying, until being sent to needs in oily oil duct 13, thus, it is possible to avoid adopting
The mode processing multiple straight oil ducts inside cylinder head ontology 1 and being intertwined is formed not in cylinder head ontology 1 to realize
For rule for being lubricated the special-shaped oil duct of oil transmission, processing technology is very simple, and cancellation can to the processing of multiple straight oil ducts
The arrangement space inside cylinder head ontology 1 is saved, so that the structure design of engine is more compact;It avoids processing multiple straight oil ducts
It can also prevent from generating on cylinder head ontology 1 and be formed by processing technology hole during processing straight oil duct, processed to save
The process flow of assembly plug in fabrication hole, and cancel the use to plug, largely save manufacturing cost and dress
With the time, convenience can be provided for staff.The lubrication oil path for cylinder cover mainly realizes transmitting by sealing oil duct 3, and
On cylinder head ontology 1 and there is no the cooperation positions in processing hole and plug, so can be avoided engine during the work time
There is the phenomenon that leaking at plug, prevent engine operation from failing, the sealing cooperation between groove 11 and protrusion 24 always can
The reliability for keeping the lubricant passage way to work.
Wherein, the width of protrusion 24 is greater than the width of groove 11, and the one side on protrusion 24 with the sealing of 11 phase of groove is flat
Face, thereby guarantee that between protrusion 24 and groove 11 sealing oil duct 3 sealing effect, guarantee lubricating oil sealing oil duct 3 in into
The reliability of row conveying;Protrusion 24 includes the first convex ribs 241 and the second convex ribs 242, the projected direction and second of the first convex ribs 241
The projected direction of convex ribs 242 mutually deviates from, and the second convex ribs 242 are tightly attached to the open end arrangement of groove 11, and gasket seal 2 is main
Sealing function is realized by the convex ribs and related coatings of full wave pattern or half ripple in its functional layer, and the effect of coating is
Respective roughness when for making up cylinder head ontology 1 and cylinder block cooperation, and the compression property of ripple is to the close of gasket seal 2
The influence of sealing property is extremely important, and in this embodiment, the structure choice of convex ribs is half ripple seal bead, half bellow seal
Convex ribs can either guarantee the reliability sealed between cylinder head ontology 1 and cylinder head, and can ensure to seal the sealing work of oil duct 3
Make effect, half ripple seal bead is suitable for the lesser water oil seal of pressure, and full wave pattern convex ribs are then more suitable for the biggish profit of pressure
Oil seal structure.The structure of gasket seal 2 can be single layer backing structure, be also possible to the double-deck backing structure or three layers of pad
Hardened structure according to real work can select, and in the present embodiment, gasket seal 2 includes stacking gradually to be connected
First substrate 21, the second substrate 22 and third substrate 23, the first convex ribs 241 are set on first substrate 21, the second convex ribs 242
It being set on third substrate 23, the first convex ribs 241 and the second convex ribs 242 are prominent to the direction of the second substrate 22 is deviated from, and
Second convex ribs 242 are tightly attached to the open end arrangement of groove 11, and the second substrate 22 is between first substrate 21 and third substrate 23
As thickness compensation, so that the deformation quantity of the structure of the first convex ribs 241 and the second convex ribs 242 at high temperature is smaller, thus effectively
The failure for preventing the first convex ribs 241 and the second convex ribs 242, guarantee the service life of the gasket seal 2, improve it to groove 11
Leakproofness.First convex ribs 241 and the second convex ribs 242 are symmetric about the second substrate 22, can be convenient for guarantee convex ribs
Work quality.
It should be noted that in the present embodiment, the material selection for forming the backing plate of gasket seal 2 is stainless steel,
I.e. first substrate 21, the second substrate 22 and third substrate 23 are stainless steel plate, are mutually riveted between each layer stainless steel plate, to protect
The reliability of 2 structure of gasket seal connection is demonstrate,proved, the first convex ribs 241 and the second convex ribs 242 are respectively the first base in gasket seal 2
Stamping forming structure on plate 21 and third substrate 23, but in other embodiments, the material of gasket seal 2 and each backing plate it
Between connection relationship do not limited by this implementation, when can according to actual needs, material and each backing plate to gasket seal 2 it
Between connection relationship selected.
In addition, one end of fuel feeding oil duct 12 is formed with oil supplying hole 14, needing one end of oily oil duct 13 to be formed with needs oilhole 15,
Oil supplying hole 14 and oilhole 15 is needed to be respectively communicated in the both ends of sealing oil duct 3, i.e., oil supplying hole 14 and needs oilhole 15 can be by close
The phenomenon that oil sealing road 3 obtains effective sealing, avoids the occurrence of oil supplying hole 14 and/or needs oil leak at oilhole 15, in cylinder head ontology 1
Fuel feeding oil duct 12 and need oily oil duct 13 to be formed as the monoplane oil duct of rule by way of being simply machined respectively, point
It is not connected to oil supplying hole 14 and needs at oilhole 15, process is very simple.Groove 11 on cylinder head ontology 1 is to be cast as
Type is capable of forming the more complicated groove structure of shape, and the precision of the geomery processed is higher, and applicability is extensive, recessed
The shape of slot 11 is irregular polymorphic structure, then protrusion 24 corresponding with groove 11 also uses irregular polymorphic structure,
I.e. groove can processing is formed using multi-panel multi-angle and repeatedly straight oil groove be intertwined, very to the processing of groove 11
Simply, various 11 shape of groove can be convenient for completing the transmitting work to lubricating oil on pahtfinder hard.Referring to Fig. 5, in cylinder
Preparatory casting and forming is from oil supplying hole 14 to the special impression 11 needed from 15 position of oilhole on the bottom surface of lid, specific sectional dimension according to
According to needing the sectional dimension of fuel feeding to determine, in the present embodiment, to the size design of groove 11 are as follows: width 4mm, depth 6mm, and
It is equipped with 3 ° of casting draft corner structure in the vertical direction.
The cylinder cover of automobile engine of the utility model the bottom of cylinder head ontology process groove by way of with it is close
Protrusion on gasket matches to form sealing oil duct, with the fuel feeding oil duct for being connected to cylinder head body interior and needs oil oil
Road, sealing oil duct are kept good sealing effectiveness, and are enabled to lubricating oil reliably to be transmitted, are arranged in cylinder head ontology
It the fuel feeding oil duct in portion and needs oily oil duct only need to be by being simply machined formation, and guarantees fuel feeding oil duct and need oily oil duct
It is the monoplane oil duct of rule, thus avoids processing multiple straight oil ducts being intertwined, energy in the inside of cylinder head ontology again
Enough effective arrangement spaces for saving cylinder head body interior, so that the structure of engine be made to design more compact, lubricating oil energy
Enough monoplane fuel feeding oil ducts by rule are sent in sealing oil duct, after the change that direction is carried out by sealing oil duct, by it
Being sent into needs in oily oil duct, so that conveying of the lubricating oil in Different Plane is met by the design of sealing oil duct, it is greatly simple
The oil circuit deployment scenarios of cylinder head body interior are changed;Cancel being intertwined on multiple and different directions of cylinder head body interior
Straight oil duct design, can prevent from forming extra mechanical processing technique hole on cylinder head ontology, and then avoid additionally increasing
End cap needed for stifled process and closure process is sealed up, manufacturing cost can greatly be saved, and prevent engine
The phenomenon that leaking and fail at plug in use process, guarantees the reliability of cylinder head body interior lubricant passage way work.
It should be understood that various information are described in the utility model using term " first ", " second " etc., but these
Information should not necessarily be limited by these terms, these terms are only used to for same type of information being distinguished from each other out.For example, not departing from this
In the case where utility model range, " first " information can also be referred to as " second " information, and similar, " second " information can also be with
Referred to as " first " information.
The above is preferred embodiments of the present invention, it is noted that for the ordinary skill of the art
For personnel, without departing from the principle of this utility model, several improvement and deformations can also be made, these improve and become
Shape is also considered as the protection scope of the utility model.
Claims (10)
1. a kind of cylinder cover of automobile engine, which is characterized in that including cylinder head ontology and gasket seal, the cylinder head ontology
Bottom be equipped with groove, the gasket seal is equipped with the protrusion of cooperation corresponding with the groove, and the gasket seal fixes
It is connected to the bottom of the cylinder head ontology and to be tightly connected between the groove and the protrusion and form sealing oil duct, institute
It states cylinder head to be set inside the body fuel feeding oil duct and need oily oil duct, the fuel feeding oil duct and described to need oily oil duct be monoplane
Oil duct, the both ends of the sealing oil duct are respectively communicated with the fuel feeding oil duct and the oily oil duct of the need.
2. cylinder cover of automobile engine as described in claim 1, which is characterized in that the width of the protrusion is greater than the groove
Width.
3. cylinder cover of automobile engine as claimed in claim 1 or 2, which is characterized in that the protrusion with the groove phase
The one side of sealing is plane.
4. cylinder cover of automobile engine as claimed in claim 3, which is characterized in that the protrusion includes the first convex ribs and second
The projected direction of convex ribs, the projected direction of first convex ribs and second convex ribs mutually deviates from, and second convex ribs are tight
It is affixed on the open end arrangement of the groove.
5. cylinder cover of automobile engine as claimed in claim 4, which is characterized in that the gasket seal is single layer backing structure
Or the double-deck backing structure or three layers of backing structure.
6. cylinder cover of automobile engine as claimed in claim 5, which is characterized in that the backing plate is stainless steel, and each layer
The backing plate mutually rivets.
7. cylinder cover of automobile engine as claimed in claim 5, which is characterized in that the gasket seal includes stacking gradually phase
First substrate, the second substrate and the third substrate of connection, first convex ribs are set on the first substrate, and described second is convex
Muscle is set on the third substrate, and first convex ribs and second convex ribs divide about the second substrate in symmetrical
Cloth.
8. cylinder cover of automobile engine as described in claim 1, which is characterized in that one end of the fuel feeding oil duct is formed with confession
Oilhole, described one end for needing oily oil duct, which is formed with, needs oilhole, the oil supplying hole and described oilhole is needed to be respectively communicated in the sealing
The both ends of oil duct.
9. cylinder cover of automobile engine as described in claim 1, which is characterized in that the groove is casting and forming.
10. cylinder cover of automobile engine as claimed in claim 9, which is characterized in that the groove is that irregular abnormity is recessed
Slot, the protrusion are irregular special-shaped protrusion.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201820725931.1U CN208203427U (en) | 2018-05-15 | 2018-05-15 | A kind of cylinder cover of automobile engine |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201820725931.1U CN208203427U (en) | 2018-05-15 | 2018-05-15 | A kind of cylinder cover of automobile engine |
Publications (1)
Publication Number | Publication Date |
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CN208203427U true CN208203427U (en) | 2018-12-07 |
Family
ID=64516934
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201820725931.1U Active CN208203427U (en) | 2018-05-15 | 2018-05-15 | A kind of cylinder cover of automobile engine |
Country Status (1)
Country | Link |
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CN (1) | CN208203427U (en) |
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2018
- 2018-05-15 CN CN201820725931.1U patent/CN208203427U/en active Active
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