CN207620931U - Sprocket wheel cell structure, engine and vehicle - Google Patents
Sprocket wheel cell structure, engine and vehicle Download PDFInfo
- Publication number
- CN207620931U CN207620931U CN201721856387.6U CN201721856387U CN207620931U CN 207620931 U CN207620931 U CN 207620931U CN 201721856387 U CN201721856387 U CN 201721856387U CN 207620931 U CN207620931 U CN 207620931U
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- China
- Prior art keywords
- sprocket wheel
- annular
- cell structure
- bell housing
- engineer room
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- 238000009434 installation Methods 0.000 abstract description 7
- 238000007789 sealing Methods 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 239000007858 starting material Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
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- Cylinder Crankcases Of Internal Combustion Engines (AREA)
Abstract
The utility model is related to engine manufacturing fields, disclose a kind of sprocket wheel cell structure, engine and vehicle, the sprocket wheel cell structure includes bell housing (1) and chain engineer room (2), the bell housing (1) and the chain engineer room (2) are structure as a whole, and the interconnecting piece (3) for installation is provided in the bell housing (1) and the chain engineer room (2).In the present invention, since bell housing and chain engineer room are structure as a whole, reduce number of parts, structure is simplified, facilitates installing and dismounting, while gap being not present between bell housing and chain engineer room, it can effectively avoid the problem that chain engineer room oil leak, substantially increase the overall sealing performance of chain engineer room.
Description
Technical field
The utility model is related to engine manufacturing fields, more particularly to a kind of sprocket wheel cell structure, engine and vehicle.
Background technology
Backgear room is the indispensable part of engine, most of to use for the engine of camshaft overhead
Segmented backgear room, i.e. chain engineer room and bell housing separate.The chain engineer room of segmented has one side to be mounted on cylinder block and head, another
For being bonded and installing chain engineer room the cover with bell housing, structure is more complicated in face, it has not been convenient to installing and dismounting, in addition, bell housing rises
To the effect of connection oil sump and vehicle gearbox, since sprocket wheel needs to lubricate, chain engineer room need to play the role of sealing, and be segmented
There is poor sealing and easy oil leak in the chain engineer room of formula.
Accordingly, there exist design a kind of to prevent oil leak and the needs of sprocket wheel cell structure simple in structure, engine and vehicle.
Utility model content
The purpose of this utility model is to overcome oil leak of the existing technology and complicated problems, provide one kind
Sprocket wheel cell structure, the sprocket wheel cell structure can prevent oil leak and simple in structure.
The another object of the utility model is to provide for a kind of engine including above-mentioned sprocket wheel cell structure.
A further object of the utility model is to provide for a kind of vehicle including above-mentioned engine.
To achieve the goals above, on the one hand the utility model provides a kind of sprocket wheel cell structure, the sprocket wheel cell structure packet
Bell housing and chain engineer room are included, the bell housing and the chain engineer room are structure as a whole, and on the bell housing and the chain engineer room
It is provided with the interconnecting piece for installation.
Preferably, the bell housing includes annular plate, surrounds the annular plate in the side of the annular plate
The first annular side wall and the first chamber limited by the annular plate and the first annular side wall that periphery extends, it is described
Chain engineer room include positioned at the other side of the annular plate the second annular sidewall and limited by second annular sidewall the
Two chambers, portion end surface and the annular plate of second annular sidewall are structure as a whole, and the annular plate is interior
Hole is located inside second annular sidewall.
Preferably, second annular sidewall include be located at the bell housing above upper half ring and with the annular plate
The lower semi-ring being structure as a whole, the upper half ring and the end face of the lower semi-ring far from the annular plate, the upper half
Ring is more than the lower semi-ring along the length of the extending direction of the first annular side wall.
Preferably, the sprocket wheel cell structure includes the cover, and the upper half ring and the part bell housing form closed loop configuration,
The cover can be closed together in the closed loop configuration.
Preferably, the interconnecting piece includes the first mounting hole being arranged in the upper half ring, is arranged in the lower semi-ring
On the second mounting hole and be arranged on the annular plate and with the one-to-one third mounting hole of second mounting hole.
Preferably, the first convex ribs are provided in the upper half ring, first mounting hole is arranged on first convex ribs；
And/or the second convex ribs are provided on the lower semi-ring, second mounting hole is arranged on second convex ribs.
Preferably, first convex ribs are located at the inner or outer side of second annular sidewall；And/or it is described second convex
Muscle is located at the inner or outer side of second annular sidewall.
The utility model second aspect provides a kind of engine, and the engine includes sprocket wheel, flywheel and above-mentioned sprocket wheel
Cell structure, the sprocket wheel and the flywheel are separately mounted in the chain engineer room and the bell housing.
Preferably, the engine includes cylinder body, covers the cylinder cap closed above the cylinder body and be located under the cylinder body
The oil sump of side is provided with the mounting portion coordinated with the interconnecting piece, the cylinder body, the cylinder cap and the oil on the cylinder body
Bottom case can be sealed with the chain engineer room to be coordinated.
The utility model third aspect provides a kind of vehicle, and the vehicle includes above-mentioned engine.
In the above-mentioned technical solutions, since bell housing and chain engineer room are structure as a whole, reduce number of parts, simplification finishes
Structure facilitates installing and dismounting, while gap being not present between bell housing and chain engineer room, can effectively avoid asking for chain engineer room oil leak
Topic, substantially increases the overall sealing performance of chain engineer room.
Description of the drawings
Fig. 1 is the structural schematic diagram of the sprocket wheel cell structure of the preferred embodiments of the present invention；
Fig. 2 is the structural schematic diagram of the engine of the preferred embodiments of the present invention.
Reference sign
1 bell housing, 11 annular plate
12 first annular side wall, 2 chain engineer room
21 second annular sidewall, 211 upper half ring
212 times 3 interconnecting pieces of semi-ring
31 first mounting hole, 32 second mounting hole
H endoporus the first convex ribs of R1
10 sprocket wheel of the second convex ribs of R2
20 sprocket wheel cell structure, 30 cylinder body
40 starters
Specific implementation mode
Specific embodiment of the present utility model is described in detail below in conjunction with attached drawing.It should be understood that herein
Described specific implementation mode is only used for describing and explaining the present invention, and is not intended to limit the utility model.
In the present invention, in the absence of explanation to the contrary, the noun of locality used such as " upper and lower, left and right " is usual
Refer to upper and lower, left and right shown in refer to the attached drawing；" inside and outside " refers to inside and outside the profile relative to each component itself.
On the one hand the utility model provides a kind of sprocket wheel cell structure, the sprocket wheel cell structure includes bell housing 1 and chain engineer room
2, the bell housing 1 and the chain engineer room 2 are structure as a whole, and are provided in the bell housing 1 and the chain engineer room 2 for pacifying
The interconnecting piece 3 of dress.
In the above-mentioned technical solutions, since bell housing 1 and chain engineer room 2 are structure as a whole, reduce number of parts, simplify
Structure facilitates installing and dismounting, while gap being not present between bell housing 1 and chain engineer room 2, can effectively avoid 2 oil leak of chain engineer room
The problem of, substantially increase the overall sealing performance of chain engineer room 2.
Wherein, the concrete structure that bell housing 1 and chain engineer room 2 are structure as a whole is as depicted in figs. 1 and 2, excellent there are many selection
Selection of land, the bell housing 1 include annular plate 11, surround the periphery of the annular plate 11 in the side of the annular plate 11
The first annular side wall 12 extended and the first chamber limited by the annular plate 11 and the first annular side wall 12, this
Sample flywheel may be provided in first chamber, and the chain engineer room 2 includes positioned at the second of the other side of the annular plate 11
Annular sidewall 21 and the second chamber limited by second annular sidewall 21, such sprocket wheel may be provided in second chamber, institute
The portion end surface and the annular plate 11 for stating the second annular sidewall 21 are structure as a whole, and the endoporus H of the annular plate 11
Inside second annular sidewall 21, ensure that the bent axle across endoporus H settings can be with the sprocket-shaped in chain engineer room 2 in this way
At linkage structure.
Also, the structure of the second annular sidewall 21 can need to be designed according to installation, it is preferable that second annular side
Wall 21 includes the lower semi-ring for being located at the upper half ring 211 of 1 top of the bell housing and being structure as a whole with the annular plate 11
212, the upper half ring 211 and 212 end face far from the annular plate 11 of the lower semi-ring will be so that it is convenient to below will
Cylinder cap, cylinder body and the oil sump of introduction are sealed assembly, further, in order to meet the needs for the thickness for installing sprocket wheel, institute
The length that upper half ring 211 is stated along the extending direction of the first annular side wall 12 is more than the lower semi-ring 212.Though that is,
Right upper half ring 211 and lower semi-ring 212 are structure as a whole, but upper half ring 211 and the length of lower semi-ring 212 in other words highly can be with
It differs, specifically, the end face of the side of upper half ring 211 and lower semi-ring 212 can flush, and there may be height for the end face of the other side
Difference.
In addition, in order to make chain engineer room 2 form enclosed construction, it is preferable that the sprocket wheel cell structure includes the cover, the upper half
Ring 211 and the part bell housing 1 form closed loop configuration, and the cover can be closed together in the closed loop configuration.Namely
It says, a side end face of such chain engineer room 2 can be sealed by the cover, bell housing 1.
Wherein, it dismantles in order to facilitate the installation of, it is preferable that the interconnecting piece 3 includes the be arranged in the upper half ring 211
One mounting hole 31, the second mounting hole 32 being arranged on the lower semi-ring 212 and be arranged on the annular plate 11 and with institute
State 32 one-to-one third mounting hole of the second mounting hole.Also, it may also set up on the cylinder body being explained below and the first installation
32 corresponding mounting hole of hole 31 and the second mounting hole, to be installed the sprocket wheel cell structure to cylinder body by fasteners such as bolts
On.
Further, in order to improve the knot being arranged on the second annular sidewall 21 at first mounting hole 31 and the second mounting hole 32
Structure intensity, it is preferable that the first convex ribs R1 is provided in the upper half ring 211, first mounting hole 31 is arranged described first
On convex ribs R1, the second convex ribs R2 is provided on the lower semi-ring 212, second mounting hole 32 is arranged in the second convex ribs R2
On.
Furthermore it is preferred that the first convex ribs R1 is located at the inner or outer side of second annular sidewall 21, described second
Convex ribs R2 is located at the inner or outer side of second annular sidewall 21, this is because in order to meet job requirement, the second annular side
Wall 21 may be formed by connecting by multiple curved sections and straightway, therefore on the second annular sidewall 21 there may be recess and protrusion,
Since lug boss bears pulling force, the first convex ribs R1 and/or the second convex ribs can be arranged in convex side, and on straightway such as
Fruit will not generate interference with the structure of inside installation, then the first convex ribs R1 and/or the second convex ribs R2 can be arranged in straightway
It inside, specifically can be according to structure stress situation and installation needs to reduce structural volume and avoid generating interference with external structure
It is selected.
The utility model second aspect provides a kind of engine, as shown in Fig. 2, the engine includes sprocket wheel 10, flywheel
With above-mentioned sprocket wheel cell structure 20, the sprocket wheel 10 and the flywheel are separately mounted to the chain engineer room 2 and the bell housing 1
It is interior.
And preferably, the engine includes cylinder body 30, covers the cylinder cap closed above the cylinder body 30 and be located at institute
The oil sump of the lower section of cylinder body 30 is stated, is provided with the mounting portion coordinated with the interconnecting piece 3 on the cylinder body 30, the cylinder body 30,
The cylinder cap and the oil sump can be sealed with the chain engineer room 2 to be coordinated, and further, valve cover can be installed on cylinder cap
Lid, starter can be mounted in cylinder body and be extending at least partially into sprocket wheel room, and such sprocket wheel cell structure can be with valve chamber cover, cylinder
Lid, cylinder body 30, starter etc. and the cover mentioned above form closed space, can ensure the integral sealing of chain engineer room 2
Performance, effectively prevent the generation of Leakage, while simplifying structure, facilitates installing and dismounting.
In addition, engine may also include the air compressor machine 40 on oil sump, and may be integrally formed on bell housing 1
Lid closes the lid of air compressor machine.
The utility model third aspect provides a kind of vehicle, and the vehicle includes above-mentioned engine.
Specific embodiment of the present utility model is described in detail below in conjunction with attached drawing.It should be understood that herein
Described specific implementation mode is only used for describing and explaining the present invention, and is not intended to limit the utility model.
In the present invention, in the absence of explanation to the contrary, the noun of locality used such as " upper and lower, left and right " is usual
Refer to upper and lower, left and right shown in refer to the attached drawing；" inside and outside " refers to inside and outside the profile relative to each component itself.
Claims (10)
1. a kind of sprocket wheel cell structure, which is characterized in that the sprocket wheel cell structure includes bell housing (1) and chain engineer room (2), described to fly
Wheel shell (1) and the chain engineer room (2) are structure as a whole, and are provided in the bell housing (1) and the chain engineer room (2) for pacifying
The interconnecting piece (3) of dress.
2. sprocket wheel cell structure according to claim 1, which is characterized in that the bell housing (1) include annular plate (11),
The side of the annular plate (11) around the annular plate (11) periphery extend first annular side wall (12) and
The first chamber limited by the annular plate (11) and the first annular side wall (12), the chain engineer room (2) include being located at
The second annular sidewall (21) of the other side of the annular plate (11) and limited by second annular sidewall (21) second
Chamber, portion end surface and the annular plate (11) of second annular sidewall (21) are structure as a whole, and the annular slab
It is internal that the endoporus (H) of body (11) is located at second annular sidewall (21).
3. sprocket wheel cell structure according to claim 2, which is characterized in that second annular sidewall (21) includes being located at institute
The lower semi-ring (212) stated the upper half ring (211) above bell housing (1) and be structure as a whole with the annular plate (11), it is described
The end face of upper half ring (211) and the lower semi-ring (212) far from the annular plate (11), upper half ring (211) edge
The length of the extending direction of the first annular side wall (12) is more than the lower semi-ring (212).
4. sprocket wheel cell structure according to claim 3, which is characterized in that the sprocket wheel cell structure includes the cover, it is described on
Semi-ring (211) and the part bell housing (1) form closed loop configuration, and the cover can be closed together in the closed loop configuration.
5. sprocket wheel cell structure according to claim 3 or 4, which is characterized in that the interconnecting piece (3) includes being arranged described
The second mounting hole (32) and setting of the first mounting hole (31), setting on the lower semi-ring (212) in upper half ring (211) exists
On the annular plate (11) and with the one-to-one third mounting hole of second mounting hole (32).
6. sprocket wheel cell structure according to claim 5, it is characterised in that：
The first convex ribs (R1) are provided on the upper half ring (211), first mounting hole (31) is arranged in first convex ribs
(R1) on；And/or
The second convex ribs (R2) are provided on the lower semi-ring (212), second mounting hole (32) is arranged in second convex ribs
(R2) on.
7. sprocket wheel cell structure according to claim 6, it is characterised in that：
First convex ribs (R1) are located at the inner or outer side of second annular sidewall (21)；And/or
Second convex ribs (R2) are located at the inner or outer side of second annular sidewall (21).
8. a kind of engine, which is characterized in that the engine includes sprocket wheel (10), flywheel and appoints according in claim 1-7
Sprocket wheel cell structure (20) described in one, the sprocket wheel (10) and the flywheel are separately mounted to the chain engineer room (2) and described
In bell housing (1).
9. engine according to claim 8, which is characterized in that the engine includes cylinder body (30), lid conjunction described
Cylinder cap above cylinder body (30) and the oil sump below the cylinder body (30), be provided on the cylinder body (30) with it is described
The mounting portion of interconnecting piece (3) cooperation, the cylinder body (30), the cylinder cap and the oil sump can be close with the chain engineer room (2)
Envelope cooperation.
10. a kind of vehicle, which is characterized in that the vehicle includes engine according to claim 8 or claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721856387.6U CN207620931U (en) | 2017-12-26 | 2017-12-26 | Sprocket wheel cell structure, engine and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721856387.6U CN207620931U (en) | 2017-12-26 | 2017-12-26 | Sprocket wheel cell structure, engine and vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207620931U true CN207620931U (en) | 2018-07-17 |
Family
ID=62830374
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721856387.6U Expired - Fee Related CN207620931U (en) | 2017-12-26 | 2017-12-26 | Sprocket wheel cell structure, engine and vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207620931U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108915888A (en) * | 2018-07-19 | 2018-11-30 | 东风商用车有限公司 | A kind of diesel engine rear end housing for timing gear convering system |
-
2017
- 2017-12-26 CN CN201721856387.6U patent/CN207620931U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108915888A (en) * | 2018-07-19 | 2018-11-30 | 东风商用车有限公司 | A kind of diesel engine rear end housing for timing gear convering system |
| CN108915888B (en) * | 2018-07-19 | 2023-10-20 | 东风商用车有限公司 | Timing gear chamber cover system at rear end of diesel engine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180717 |