CN206513484U - Engine and its high-pressure oil pump mounting seat - Google Patents
Engine and its high-pressure oil pump mounting seat Download PDFInfo
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- CN206513484U CN206513484U CN201720187271.1U CN201720187271U CN206513484U CN 206513484 U CN206513484 U CN 206513484U CN 201720187271 U CN201720187271 U CN 201720187271U CN 206513484 U CN206513484 U CN 206513484U
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- Prior art keywords
- oil pump
- pressure oil
- mounting seat
- pump mounting
- engine
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Abstract
The utility model is related to engine art, a kind of engine and its high-pressure oil pump mounting seat are provided, the high-pressure oil pump mounting seat of the engine, the engine includes cylinder head and valve mechanism cover, the high-pressure oil pump mounting seat is used for the top surface for being installed on the cylinder head, the front portion of the high-pressure oil pump mounting seat is formed with sealing flange, for being sealingly engaged with the valve mechanism cover.In the present embodiment, by setting sealing flange in the anterior of high-pressure oil pump mounting seat, solve the problem of being tightly connected difficulty between high-pressure oil pump mounting seat and the valve mechanism cover of plastic material, so that high-pressure oil pump mounting seat is able on the top surface of cylinder head, the structure of engine is set to arrange more compact, production and processing difficulty reduction.
Description
Technical field
The utility model is related to engine art, and the high-pressure oil pump mounting seat and one kind of more particularly to a kind of engine are started
Machine.
Background technology
Gasoline In-Cylinder Direct Injection engine combines the advantage of diesel engine fuel oil inner cylinder direct injection, has relatively well made up biography
The deficiency of system intake port injection gasoline engine.Because Gasoline In-Cylinder Direct Injection engine is, it is necessary to height to cylinder injection high pressure gasoline
Pressure oil pump provides high pressure gasoline, and this is accomplished by providing an erection support for high-pressure oil pump, and currently the majority gasoline engine is using modeling
Valve mechanism cover is expected, because the sealing between the erection support of high-pressure oil pump and the valve mechanism cover of plastic material can not be real well
It is existing so that the erection support of high-pressure oil pump can not be arranged in valve mechanism cover, i.e., can not arrange hydraulic oil on the top surface of cylinder head
The erection support of high-pressure oil pump, therefore, in the prior art, is generally arranged in the cylinder head of metal material by the erection support of pump
Rear end, is sealed by gasket seal, and using camshaft actuated high-pressure oil pump tappet, and vavuum pump is arranged on high-pressure oil pump
Erection support rear end, this design method make it that the overall dimensions of engine are longer, and structure arrangement is not compact, and vacuum
The oil circuit of pump directly can not be connected with cylinder head main oil gallery, in addition it is also necessary to which arrangement connection is oily in addition on the erection support of high-pressure oil pump
Road so that engine structure is complicated, production and processing difficulty increase, in addition, sealing gasket also increases cost.
Utility model content
In view of this, the utility model is directed to a kind of high pressure for the engine that can be installed on the top surface of cylinder head
Oil pump mounting seat, so that engine structure is compact, and additionally provides the engine with the high-pressure oil pump mounting seat.
To reach above-mentioned purpose, what the technical solution of the utility model was realized in：
A kind of high-pressure oil pump mounting seat of engine, the engine includes cylinder head and valve mechanism cover, the hydraulic oil
Pump mounting seat is used for the top surface for being installed on the cylinder head, and the front portion of the high-pressure oil pump mounting seat is formed with sealing flange,
For being sealingly engaged with the valve mechanism cover.
Further, the high-pressure oil pump mounting seat includes superposed high-pressure oil pump installation portion and positioned at the convex of bottom
Wheel shaft cap.
Further, the bottom surface of the high-pressure oil pump mounting seat is used for installation of being fitted with the top surface of the cylinder head, and
On the bottom surface of the high-pressure oil pump mounting seat sealing storage glue groove is formed with along the edge of the camshaft cap.
Further, the engine includes camshaft, and the front portion of the camshaft cap is including described convex for supporting
On the camshaft hole of wheel shaft, the bottom surface of the high-pressure oil pump mounting seat between the camshaft hole and the sealing storage glue groove also
It is formed with every glue groove.
Further, the high-pressure oil pump installation portion includes the high-pressure oil pump tappet mounting hole extended longitudinally, for
Install and be formed with guide frame, the high-pressure oil pump tappet on the high-pressure oil pump tappet of high-pressure oil pump, the high-pressure oil pump tappet
High-pressure oil pump tappet guide groove is adaptably formed with the inwall of mounting hole.
Further, the rear portion of the camshaft cap is formed with the vavuum pump connecting hole for connecting vavuum pump.
Further, the bottom of the high-pressure oil pump mounting seat is formed with installation through-hole, and the top of the cylinder head is corresponding
Ground is formed with high-pressure oil pump mounting seat mounting hole, and the high-pressure oil pump mounting seat is also included for through the installation through-hole and admittedly
Due to the high-pressure oil pump mounting seat installation in the mounting hole to be installed on the high-pressure oil pump mounting seat in the cylinder head
Bolt.
Further, the mounting hole is multiple, is being provided with abutment sleeve described at least two on mounting hole, described fixed
Position sleeve and the mounting hole are coaxial and project to the top of the cylinder head, and the abutment sleeve is with so that the hydraulic oil
The internal diameter that pump mounting seat installation bolt can be passed through, and the external diameter for being set to sleeve is less than the internal diameter of the installation through-hole.
In addition, the utility model also provides a kind of engine, the hydraulic oil according to engine of the present utility model is provided with
Pump mounting seat.
Further, the position being combined with the sealing flange of the shape of the sealing flange and the valve mechanism cover
Shape be adapted, and be provided with sealing strip on the position.
In the present embodiment, by setting sealing flange in the anterior of high-pressure oil pump mounting seat, high-pressure oil pump is solved
The problem of difficulty being tightly connected between mounting seat and the valve mechanism cover of plastic material so that high-pressure oil pump mounting seat is arranged on
On the top surface of cylinder head, and gasket seal is eliminated, reduce cost.
Because high-pressure oil pump mounting seat can be arranged on the top surface of cylinder head, had the advantage that：With existing high pressure
The mode that oil pump mounting seat is arranged in cylinder cover back-end is compared, and mode of the present utility model causes the structure of engine to arrange tighter
Gather；And the oil circuit of vavuum pump directly can be connected with cylinder head main oil gallery, without arrangement connection oil duct in addition so that engine
Structure is simpler, production and processing difficulty reduction.
The engine had the advantage that with above-mentioned high-pressure oil pump mounting seat relative to prior art it is identical, herein no longer
Repeat.
Other features and advantages of the utility model will be described in detail in subsequent embodiment part.
Brief description of the drawings
Constitute a part of accompanying drawing of the present utility model to be used for providing further understanding to of the present utility model, this practicality is new
The exemplary embodiment of type and its illustrate be used for explain the utility model, do not constitute to it is of the present utility model it is improper limit.
In the accompanying drawings：
Fig. 1 is the exploded partial perspective view of the engine of the utility model embodiment；
Fig. 2 be Fig. 1 in high-pressure oil pump mounting seat the stereogram from oblique back upper place；
Fig. 3 be Fig. 1 in high-pressure oil pump mounting seat the stereogram from oblique front lower place；
The top perspective view of high-pressure oil pump mounting seat in Fig. 4；
The face upwarding stereogram of high-pressure oil pump mounting seat in Fig. 5.
Description of reference numerals：
1- high-pressure oil pump installation portions, 2- high-pressure oil pump tappet mounting holes, 3- sealing flanges, 4- vavuum pump connecting holes, 5- is convex
Wheel shaft cap, 6- high-pressure oil pump tappet guide grooves, 7- is endured every glue groove, 8- sealing storage glue grooves, 9- high-pressure oil pumps, 10- high-pressure oil pumps
Post, 11- valve mechanism cover, 12- camshafts, 13- abutment sleeves, 14- cylinder head main oil gallerys, 15- vavuum pump installation bolts, 16- is true
Empty pump, 17- cylinder head, 18- high-pressure oil pump mounting seat installation bolts, 19- high-pressure oil pump installation bolts, 20- camshaft holes.
Embodiment
It should be noted that in the case where not conflicting, the spy in embodiment and embodiment in the utility model
Levying to be mutually combined.
In the utility model, in the case where not making opposite explanation, the noun of locality used such as " upper and lower " typically refers to ginseng
Examine shown in the drawings upper and lower；" inside and outside " refers to the inside and outside of the profile relative to each part in itself；" forward and backward " typically refers to attached
Forward and backward shown in Fig. 1, specifically, the direction of arrow is front along along Fig. 1, with the direction of arrow mutually deviate from for rear.
Below with reference to the accompanying drawings and combine embodiment and describe the utility model in detail.
The utility model provides a kind of high-pressure oil pump mounting seat of engine, and it is gentle that the engine includes cylinder head 17
Cylinder head cover 11, the high-pressure oil pump mounting seat is used for the top surface for being installed on the cylinder head 17, the high-pressure oil pump mounting seat
Front portion be formed with sealing flange 3, for being sealingly engaged with the valve mechanism cover 11.
In the present embodiment, by setting sealing flange 3 in the anterior of high-pressure oil pump mounting seat, high-pressure oil pump is solved
The problem of difficulty being tightly connected between mounting seat and the valve mechanism cover of plastic material 11 so that high-pressure oil pump mounting seat is installed
On the top surface of cylinder head 17, and gasket seal is eliminated, reduce cost.
On the top surface that cylinder head 17 can be arranged in due to high-pressure oil pump mounting seat, had the advantage that：With existing height
The mode that pressure oil pump mounting seat is arranged in the rear end of cylinder head 17 is compared, and mode of the present utility model causes the structure cloth of engine
Put more compact；And the oil circuit of vavuum pump 16 directly can be connected with cylinder head main oil gallery 14, without arrangement connection oil duct in addition,
So that engine structure is simpler, production and processing difficulty reduction.
Wherein it is preferred to, the shape of the sealing flange 3 and mutually being tied with the sealing flange 3 for the valve mechanism cover 11
The shape at the position of conjunction is adapted, so that sealing flange 3 and the palette effect of valve mechanism cover 11 are more preferable.
As a kind of preferred embodiment, the high-pressure oil pump mounting seat includes superposed high-pressure oil pump installation portion 1
It is integrated with the camshaft cap 5 positioned at bottom, i.e. high-pressure oil pump mounting seat for installing high-pressure oil pump and for bearer cams
Two functions of axle, also make it that engine structure is more compact, number of components is less.
Wherein, selectively, the bottom surface of the high-pressure oil pump mounting seat is used for peace of being fitted with the top surface of the cylinder head 17
Dress, and it is formed with sealing storage glue groove 8 along the edge of the camshaft cap 5 on the bottom surface of the high-pressure oil pump mounting seat.
Specifically, in present embodiment, referring to Fig. 5, sealing storage glue groove 8 extends through height approximately along the axis direction of camshaft cap 5
Can be filled with silica gel etc. in the whole size of pressure oil pump mounting seat (part of camshaft cap 5), the sealing storage glue groove 8 can
Sealed material between camshaft cap 5 and cylinder head 17 is realized, cylinder head is fitted in the bottom surface when high-pressure oil pump mounting seat
Form band after 17 top surface, and this sealing means are easy and do not interfere with camshaft cap 5 and dock shape with cylinder head 17
Into complete camshaft bearing bore.
It is further preferred that the engine includes camshaft 12, the front portion of the camshaft cap 5 includes being used to support
In the camshaft hole 20 and the sealing on the camshaft hole 20 of the camshaft 12, the bottom surface of the high-pressure oil pump mounting seat
It is also formed between storage glue groove 8 every glue groove 7, so that when the bottom surface of high-pressure oil pump mounting seat fits in the top surface of cylinder head 17,
The silica gel squeezed out from sealing storage glue groove 8 can avoid enter into camshaft hole 20 to influence by every glue groove 7 separating
The rotation of camshaft 12.
Specifically, referring to Fig. 1 and Fig. 4, the high-pressure oil pump installation portion 1 includes the high-pressure oil pump tappet extended longitudinally
Mounting hole 2, guiding knot is formed with for installing on the high-pressure oil pump tappet 10 of high-pressure oil pump 9, the high-pressure oil pump tappet 10
High-pressure oil pump tappet guide groove 6 is adaptably formed with structure, the inwall of the high-pressure oil pump tappet mounting hole 2, so that effectively
Prevent high-pressure oil pump tappet 10 from rotating.
Also, referring to Fig. 1, the spring of high-pressure oil pump 9 is contacted with the top surface of high-pressure oil pump tappet 10, camshaft 12 and high pressure
Linear contact lay is formed between oil pump tappet 10, actuated by cams high-pressure oil pump tappet 10 moves along a straight line in the axial direction, high-pressure oil pump
Tappet 10 drives jib motion and then controls the work of high-pressure oil pump 9.High-pressure oil pump 9 can pass through high-pressure oil pump installation bolt 20
It is removably installed in the high-pressure oil pump mounting seat.
Preferably, the rear portion of the camshaft cap 5 is formed with the vavuum pump connecting hole 4 for connecting vavuum pump 16, gas
Cylinder body is also equipped with vavuum pump connecting hole 4, vavuum pump 16 by vavuum pump installation bolt 15 through vavuum pump connecting hole 4 and then
Camshaft cap 5 and cylinder body are connected to, so, the high-pressure oil pump mounting seat of present embodiment is also as the peace of vavuum pump 16
Assembling structure, oil inlet and the cylinder head main oil gallery 14 of vavuum pump 16 are joined directly together, it is to avoid increase connection oil circuit.
In addition, referring to Fig. 1 and Fig. 4, as a kind of embodiment, the bottom of the high-pressure oil pump mounting seat is formed with installation
Through hole, the top of the cylinder head 17 is correspondingly formed with high-pressure oil pump mounting seat mounting hole, and the high-pressure oil pump mounting seat is also
Including for through the installation through-hole and being fixed in the mounting hole described so that the high-pressure oil pump mounting seat to be installed on
High-pressure oil pump mounting seat installation bolt 18 in cylinder head 17, accordingly it is desirable to when high-pressure oil pump mounting seat can be from cylinder head 17
Under dismounting.
Preferably, the mounting hole is multiple, is being provided with abutment sleeve 13 described at least two on mounting hole, described fixed
Position sleeve 13 and the mounting hole are coaxial and project to the top of the cylinder head 17, the abutment sleeve 13 have so that described in
The internal diameter that high-pressure oil pump mounting seat installation bolt 18 can be passed through, and the external diameter for being set to sleeve 13 installs logical less than described
The internal diameter in hole, by setting abutment sleeve 13 to be conducive to the guarantee of high-pressure oil pump mounting seat positioning precision in cylinder head 17.
In addition, the utility model additionally provides a kind of engine, the engine is provided with according to hair of the present utility model
The high-pressure oil pump mounting seat of motivation.
Also, the shape of the sealing flange 3 and the position being combined with the sealing flange 3 of the valve mechanism cover 11
Shape be adapted, while sealing strip is provided with the position, to improve between high-pressure oil pump mounting seat and valve mechanism cover 11
Sealing effectiveness.
In addition, the utility model also includes a kind of vehicle, the vehicle is provided with according to engine of the present utility model.
The foregoing is only better embodiment of the present utility model, not to limit the utility model, it is all
Within spirit and principle of the present utility model, any modification, equivalent substitution and improvements made etc. should be included in this practicality new
Within the protection domain of type.
Claims (10)
1. a kind of high-pressure oil pump mounting seat of engine, the engine includes cylinder head (17) and valve mechanism cover (11), it is special
Levy and be, the high-pressure oil pump mounting seat is used for the top surface for being installed on the cylinder head (17), the high-pressure oil pump mounting seat
Front portion be formed with sealing flange (3), for the valve mechanism cover (11) be sealingly engaged.
2. the high-pressure oil pump mounting seat of engine according to claim 1, it is characterised in that the high-pressure oil pump mounting seat
Including superposed high-pressure oil pump installation portion (1) and the camshaft cap (5) positioned at bottom.
3. the high-pressure oil pump mounting seat of engine according to claim 2, it is characterised in that the high-pressure oil pump mounting seat
Bottom surface be used to fit with the top surface of the cylinder head (17) installation, and along institute on the bottom surface of the high-pressure oil pump mounting seat
The edge for stating camshaft cap (5) is formed with sealing storage glue groove (8).
4. the high-pressure oil pump mounting seat of engine according to claim 3, it is characterised in that the engine includes cam
Axle (12), the front portion of the camshaft cap (5) includes the camshaft hole (20) for being used to support the camshaft (12), the height
It is also formed with the bottom surface of pressure oil pump mounting seat between the camshaft hole (20) and the sealing storage glue groove (8) every glue groove
(7)。
5. the high-pressure oil pump mounting seat of engine according to claim 2, it is characterised in that the high-pressure oil pump installation portion
(1) the high-pressure oil pump tappet mounting hole (2) extended longitudinally is included, for installing the high-pressure oil pump tappet of high-pressure oil pump (9)
(10) phase on guide frame, the inwall of the high-pressure oil pump tappet mounting hole (2), is formed with the high-pressure oil pump tappet (10)
Adaptively it is formed with high-pressure oil pump tappet guide groove (6).
6. the high-pressure oil pump mounting seat of the engine according to any one in claim 2-5, it is characterised in that described convex
The rear portion of wheel shaft cap (5) is formed with the vavuum pump connecting hole (4) for connecting vavuum pump (16).
7. the high-pressure oil pump mounting seat of engine according to claim 2, it is characterised in that the high-pressure oil pump mounting seat
Bottom be formed with the top of installation through-hole, the cylinder head (17) and be correspondingly formed with high-pressure oil pump mounting seat mounting hole, institute
Stating high-pressure oil pump mounting seat also includes being used for through the installation through-hole and being fixed in the mounting hole with by the hydraulic oil
Pump mounting seat is installed on the high-pressure oil pump mounting seat installation bolt (18) in the cylinder head (17).
8. the high-pressure oil pump mounting seat of engine according to claim 7, it is characterised in that the mounting hole be it is multiple,
It is being provided with abutment sleeve (13) described at least two on mounting hole, the abutment sleeve (13) and the mounting hole are coaxial and dash forward
Go out to the top of the cylinder head (17), the abutment sleeve (13), which has, causes the high-pressure oil pump mounting seat installation bolt
(18) internal diameter that can be passed through, and internal diameter of the external diameter less than the installation through-hole of the abutment sleeve (13).
9. a kind of engine, it is characterised in that the high-pressure oil pump for the engine being provided with claim 1-8 described in any one
Mounting seat.
10. engine according to claim 9, it is characterised in that the shape and the cylinder head of the sealing flange (3)
The shape for covering the position being combined with the sealing flange (3) of (11) is adapted, and is provided with sealing strip on the position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720187271.1U CN206513484U (en) | 2017-02-28 | 2017-02-28 | Engine and its high-pressure oil pump mounting seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720187271.1U CN206513484U (en) | 2017-02-28 | 2017-02-28 | Engine and its high-pressure oil pump mounting seat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206513484U true CN206513484U (en) | 2017-09-22 |
Family
ID=59867867
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720187271.1U Active CN206513484U (en) | 2017-02-28 | 2017-02-28 | Engine and its high-pressure oil pump mounting seat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206513484U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114109679A (en) * | 2021-11-29 | 2022-03-01 | 哈尔滨东安汽车动力股份有限公司 | High-pressure oil pump seat |
| WO2022082934A1 (en) * | 2020-10-21 | 2022-04-28 | 广西玉柴机器股份有限公司 | Cylinder head that enlarges structure of rubber storage tank |
-
2017
- 2017-02-28 CN CN201720187271.1U patent/CN206513484U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022082934A1 (en) * | 2020-10-21 | 2022-04-28 | 广西玉柴机器股份有限公司 | Cylinder head that enlarges structure of rubber storage tank |
| CN114109679A (en) * | 2021-11-29 | 2022-03-01 | 哈尔滨东安汽车动力股份有限公司 | High-pressure oil pump seat |
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| GR01 | Patent grant |