CN106438095A - Cover plate housing of heavy-duty engine - Google Patents
Cover plate housing of heavy-duty engine Download PDFInfo
- Publication number
- CN106438095A CN106438095A CN201610760815.9A CN201610760815A CN106438095A CN 106438095 A CN106438095 A CN 106438095A CN 201610760815 A CN201610760815 A CN 201610760815A CN 106438095 A CN106438095 A CN 106438095A
- Authority
- CN
- China
- Prior art keywords
- cover plate
- step portion
- cover board
- board body
- hole
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000007789 sealing Methods 0.000 abstract description 4
- 230000003044 adaptive effect Effects 0.000 abstract 1
- 238000009434 installation Methods 0.000 description 6
- 238000010276 construction Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
- F02F7/00—Casings, e.g. crankcases or frames
- F02F7/0065—Shape of casings for other machine parts and purposes, e.g. utilisation purposes, safety
- F02F7/0073—Adaptations for fitting the engine, e.g. front-plates or bell-housings
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Connection Of Plates (AREA)
Abstract
The invention provides a cover plate housing of a heavy-duty engine, and the cover plate housing is simple in structure, and is convenient to dismount and mount. A cover plate body is adaptive to an engine body; a fixed hole which penetrates through the cover plate body is formed in the cover plate body; a fixed bolt passes through the fixed hole to connect the cover plate body to the engine body; a central shaft hole is formed in the center of the cover plate body; the central shaft hole comprises a first step part close to the front surface of the cover plate body, a second step part close to the back surface of the cover plate body, and a third step part positioned between the first step part and the second step part; the side wall part of the first step part outwards extends to form an upper convex hole part; the side wall part of the second step part outwards extends to form a lower convex hole part; a sealing ring slot is formed in a position, which corresponds to the outer side of the lower convex hole part, on the back surface of the cover plate body; pressure relief holes are formed in the step surface of the second step part; and the pressure relief holes are rotatably symmetrically formed along the circle center of the central shaft hole.
Description
Technical field
The present invention relates to engine apparatus technical field, the cover plate housing of specially a kind of heavy-duty engine.
Background technology
Making rapid progress with automobile product, automobile production enterprise in continuous competition, to the exploitation of car load product not
Disconnected quickening.Although from the face shaping of car body, material and auxiliary equipment all will produce impact to the performance of motor vehicles, automobile
Heart electromotor, is the most vital for performance, no matter should measure from the supply of material, in terms of price and Performance Match etc.,
The performance indications of vehicle newly developed will be directly affected.
At present, the cover plate of electromotor has at a relatively high sealing requirements, cover plate and engine body in combination peace when installing
After dress the problem brought therewith of seal degree height be cover plate and electromotor highly fit after formation stress, for follow-up assembling with
Dismounting brings puzzlement, increased difficulty of construction.
Content of the invention
For the problems referred to above, the invention provides a kind of cover plate housing of heavy-duty engine, its structure simply, dismantle by convenience
And installation.
Its technical scheme is such：A kind of cover plate housing of heavy-duty engine, including cover board body it is characterised in that:
Described cover board body is adapted with described engine body, and described cover board body is provided with the fixation running through described cover board body
Hole, fixing bolt passes through described fixing hole to connect described cover board body and described engine body, described cover board body central authorities
It is provided with central shaft hole, described central shaft hole includes the first step portion in front of close described cover board body, near described cover plate
The second step portion at the back side of body, it is located at the 3rd stage portion between described first step portion and second step portion, described the
The sidewall sections of one stage portion stretch out and then form convex hole portion, the sidewall sections in described second step portion stretch out into
And form lower projecting apertures portion, on the back side of described cover board body, the outside in corresponding described lower projecting apertures portion is provided with seal groove, described
The step surface in second step portion is provided with relief hole, and described relief hole is in rotationally symmetrical setting along the center of circle of described central shaft hole.
Further, described seal groove is provided with twice.
Further, described fixing hole includes the first fixing hole group and the second fixing hole group, described first fixing hole group bag
Include four the first fixing holes, described first fixing hole is in rotationally symmetrical setting along the center of circle of described central shaft hole, and described second is solid
Determine hole group and include four the second fixing holes, described second fixing hole is in rotationally symmetrical setting along the center of circle of described central shaft hole.
Further, the side wall in described first step portion chamfered at the front of described cover board body.
Further, the step surface in described second step portion is additionally provided with positioning label, corresponding on described engine body
It is provided with locating slot.
The cover plate housing of the present invention, by being provided with pressure release on the step surface in the second step portion contacting with engine body
Hole come to avoid cover plate housing and electromotor highly fit after the stress that formed, facilitate dismounting and the installation of cover plate, reduce construction
Difficulty, saves manpower, improves efficiency of assembling.
Brief description
Fig. 1 is a kind of cover plate housing main structure diagram of heavy-duty engine of the present invention；
Fig. 2 is a kind of cover plate housing backsight structural representation of heavy-duty engine of the present invention；
Fig. 3 is a kind of cross section structure diagram of the side-looking of cover plate housing of heavy-duty engine of the present invention.
Specific embodiment
Technological means, creation characteristic, reached purpose and effect for making the present invention realize are easy to understand, and tie below
Close specific embodiment, the present invention is expanded on further.
See Fig. 1, Fig. 2, Fig. 3, a kind of cover plate housing of heavy-duty engine, including cover board body 1, cover board body and electromotor
Body（In figure is not given）It is adapted, cover board body 1 is provided with the fixing hole running through cover board body 1, fixing bolt（In figure is not given
Go out）Come connecting cover plate body 1 and engine body through fixing hole（In figure is not given）, cover board body 1 central authorities are provided with central shaft
Hole 3, central shaft hole 3 include the first step portion 4 in front near cover board body 1, second of the back side near cover board body
Rank portion 5, the 3rd stage portion 6 being located between first step portion 4 and second step portion 5, the sidewall sections in first step portion 4 are outside
Extend and then form convex hole portion 7, the sidewall sections in second step portion 5 stretch out and then form lower projecting apertures portion 8, in cover plate originally
On the back side of body 1, the outside in corresponding lower projecting apertures portion 8 is provided with seal groove 9, and seal groove 9 is provided with twice, the platform in second step portion
Terrace 10 is provided with relief hole 11, and relief hole 11 is in rotationally symmetrical setting along the center of circle of central shaft hole 3；
Fixing hole includes the first fixing hole group and the second fixing hole group, and the first fixing hole group includes four the first fixing holes 2, and first
Fixing hole 2 is in rotationally symmetrical setting along the center of circle of central shaft hole, and the second fixing hole group includes four the second fixing holes 12, and second is solid
The center of circle determining hole along central shaft hole 12 is in rotationally symmetrical setting, and the side wall in first step portion 4 falls at the front of cover board body 1
Angle is processed, and the step surface 10 in second step portion is additionally provided with positioning label 13, corresponding engine body（In figure is not given）On set
There is locating slot.
The cover plate housing of the present invention, by being provided with pressure release on the step surface in the second step portion contacting with engine body
Hole come to avoid cover plate housing and electromotor highly fit after the stress that formed, facilitate dismounting and the installation of cover plate, reduce construction
Difficulty, saves manpower, improves efficiency of assembling；The setting of two seals ring recess may insure sealing property；Second step portion
The setting of label is positioned on step surface, the face that electromotor is fitted with step surface is correspondingly provided with locating slot, when positioning label snaps in
In locating slot, it is done directly the positioning of cover plate housing, facilitate the installation of cover plate housing, conveniently cover plate is installed by fixing bolt
Housing, reduces installation difficulty, improves installation effectiveness；And the setting of the first fixing hole group and the second fixing hole group is then further
Sealing when guaranteeing that housing is installed.
Under the above-mentioned teaching of the present invention, those skilled in the art can carry out various changing on the basis of above-described embodiment
Enter and deform, and these improve and deform, and are all within the scope of the present invention, it will be understood by those skilled in the art that on
The specific descriptions stated simply preferably explain the purpose of the present invention, and protection scope of the present invention is limited by claim and its equivalent
Fixed.
Claims (5)
1. the cover plate housing of a kind of heavy-duty engine, including cover board body it is characterised in that:Described cover board body and electromotor
Body is adapted, and described cover board body is provided with the fixing hole running through described cover board body, and fixing bolt passes through described fixing hole
To connect described cover board body and described engine body, described cover board body central authorities are provided with central shaft hole, described central shaft hole
Including the first step portion in the front near described cover board body, the second step portion near the back side of described cover board body, position
The 3rd stage portion between described first step portion and second step portion, the sidewall sections in described first step portion stretch out
And then forming convex hole portion, the sidewall sections in described second step portion stretch out and then form lower projecting apertures portion, in described cover plate
On the back side of body, the outside in corresponding described lower projecting apertures portion is provided with seal groove, and the step surface in described second step portion is provided with
Relief hole, described relief hole is in rotationally symmetrical setting along the center of circle of described central shaft hole.
2. a kind of heavy-duty engine according to claim 1 cover plate housing it is characterised in that：Described seal groove is provided with
Twice.
3. a kind of heavy-duty engine according to claim 1 cover plate housing it is characterised in that：Described fixing hole includes
One fixing hole group and the second fixing hole group, described first fixing hole group includes four the first fixing holes, described first fixing hole edge
The center of circle of described central shaft hole is in rotationally symmetrical setting, and described second fixing hole group includes four the second fixing holes, and described second
Fixing hole is in rotationally symmetrical setting along the center of circle of described central shaft hole.
4. a kind of heavy-duty engine according to claim 1 cover plate housing it is characterised in that：Described first step portion
Side wall chamfered at the front of described cover board body.
5. a kind of heavy-duty engine according to claim 1 cover plate housing it is characterised in that：Described second step portion
Positioning label is additionally provided with step surface, described engine body is correspondingly provided with locating slot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610760815.9A CN106438095A (en) | 2016-08-31 | 2016-08-31 | Cover plate housing of heavy-duty engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610760815.9A CN106438095A (en) | 2016-08-31 | 2016-08-31 | Cover plate housing of heavy-duty engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106438095A true CN106438095A (en) | 2017-02-22 |
Family
ID=58090183
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610760815.9A Pending CN106438095A (en) | 2016-08-31 | 2016-08-31 | Cover plate housing of heavy-duty engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106438095A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113431764A (en) * | 2021-07-14 | 2021-09-24 | 德州可恩口腔医院股份有限公司 | Vertical air pump filter |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2474796Y (en) * | 2001-04-19 | 2002-01-30 | 侯言有 | Diesel engine crank shaft end cover |
| CN2641301Y (en) * | 2003-08-04 | 2004-09-15 | 青岛基珀密封工业有限公司 | Sealing device for engine back cover |
| KR20050048153A (en) * | 2003-11-19 | 2005-05-24 | 현대자동차주식회사 | Sealing apparatus of timing chain cover |
| CN201513275U (en) * | 2009-06-23 | 2010-06-23 | 锦州汉拿电机有限公司 | Positioning structure for starter driving end cap and deceleration gear ring |
| CN202468836U (en) * | 2011-11-29 | 2012-10-03 | 上海汽车集团股份有限公司 | Engine flywheel |
| CN202578937U (en) * | 2012-04-01 | 2012-12-05 | 蒋婧 | Crankcase cover of internal combustion engine |
| CN103835834A (en) * | 2012-11-20 | 2014-06-04 | 四川华威兄弟科技有限公司 | Crankshaft rear oil seal seat |
| CN104373471A (en) * | 2013-08-12 | 2015-02-25 | 上海汽车集团股份有限公司 | Flexible disc, electrically-driven transmission assembly and automobile |
| CN205349545U (en) * | 2016-02-04 | 2016-06-29 | 重庆长安汽车股份有限公司 | Engine crankshaft rear end cap |
| CN105781665A (en) * | 2014-12-24 | 2016-07-20 | 天津惠德汽车进气系统有限公司 | Plasticizing piece for eliminating stress concentration around round hole |
| CN205977453U (en) * | 2016-08-31 | 2017-02-22 | 无锡太昌精密机械有限公司 | Apron casing of heavy engine |
-
2016
- 2016-08-31 CN CN201610760815.9A patent/CN106438095A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2474796Y (en) * | 2001-04-19 | 2002-01-30 | 侯言有 | Diesel engine crank shaft end cover |
| CN2641301Y (en) * | 2003-08-04 | 2004-09-15 | 青岛基珀密封工业有限公司 | Sealing device for engine back cover |
| KR20050048153A (en) * | 2003-11-19 | 2005-05-24 | 현대자동차주식회사 | Sealing apparatus of timing chain cover |
| CN201513275U (en) * | 2009-06-23 | 2010-06-23 | 锦州汉拿电机有限公司 | Positioning structure for starter driving end cap and deceleration gear ring |
| CN202468836U (en) * | 2011-11-29 | 2012-10-03 | 上海汽车集团股份有限公司 | Engine flywheel |
| CN202578937U (en) * | 2012-04-01 | 2012-12-05 | 蒋婧 | Crankcase cover of internal combustion engine |
| CN103835834A (en) * | 2012-11-20 | 2014-06-04 | 四川华威兄弟科技有限公司 | Crankshaft rear oil seal seat |
| CN104373471A (en) * | 2013-08-12 | 2015-02-25 | 上海汽车集团股份有限公司 | Flexible disc, electrically-driven transmission assembly and automobile |
| CN105781665A (en) * | 2014-12-24 | 2016-07-20 | 天津惠德汽车进气系统有限公司 | Plasticizing piece for eliminating stress concentration around round hole |
| CN205349545U (en) * | 2016-02-04 | 2016-06-29 | 重庆长安汽车股份有限公司 | Engine crankshaft rear end cap |
| CN205977453U (en) * | 2016-08-31 | 2017-02-22 | 无锡太昌精密机械有限公司 | Apron casing of heavy engine |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113431764A (en) * | 2021-07-14 | 2021-09-24 | 德州可恩口腔医院股份有限公司 | Vertical air pump filter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| AD01 | Patent right deemed abandoned | ||
| AD01 | Patent right deemed abandoned |
Effective date of abandoning: 20200407 |