CN206397622U - Engine assembly - Google Patents
Engine assembly Download PDFInfo
- Publication number
- CN206397622U CN206397622U CN201621442763.2U CN201621442763U CN206397622U CN 206397622 U CN206397622 U CN 206397622U CN 201621442763 U CN201621442763 U CN 201621442763U CN 206397622 U CN206397622 U CN 206397622U
- Authority
- CN
- China
- Prior art keywords
- air inlet
- egr
- pipe
- inlet pipe
- engine
- 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.)
- Expired - Fee Related
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- Exhaust-Gas Circulating Devices (AREA)
Abstract
The utility model discloses a kind of engine assembly, including engine body, the air inlet pipe assembly being located at the top of engine body, the exhaust pipe assembly for being located at engine body bottom, air inlet pipe assembly includes air inlet pipe and inlet manifold, also include EGR assemblies, the EGR assemblies include EGR pipe and are located at the EGR valve of described EGR pipe one end, the EGR valve is fixed in the air inlet pipe, and the other end of the EGR pipe is connected with the exhaust pipe assembly.This programme by setting EGR assemblies so that the pernicious gas in exhaust is further reduced, meanwhile, EGR valve is directly anchored in air inlet pipe, the overall compactedness of engine is improved, reduces tail gas pollution.
Description
Technical field
The utility model is related to the engine art of minitruck, more particularly to a kind of engine assembly.
Background technology
Diesel engine has the thermal efficiency high, good reliability, exhaust pollution is few and relatively high power in the range of adaptability the advantages of,
Application thus on automobile is more and more extensive.
For reply discharge upgrading, engine increase admission pressure temperature sensor and EGR device.Due to minitruck space
Limited, the engine of prior art is located at and started and the air inlet pipe of bodies top is total as shown in figure 1, including engine body 1a
Into 2a and the exhaust pipe assembly of engine body bottom is located at, when being arranged, it is impossible to meet the installation of EGR assemblies, enter
Tracheae connection EGR air inlet can not deployment scenarios.EGR is exhaust gas recirculatioon (Exhaust Gas Recirculation).
Utility model content
The utility model is limited in order to solve existing minitruck space, it is impossible to meet the problem of EGR equipment is installed.
The utility model provides a kind of engine assembly to achieve these goals, including engine body, is located at and starts
The air inlet pipe assembly of machine bodies top, the exhaust pipe assembly for being located at engine body bottom, air inlet pipe assembly include air inlet pipe and
Inlet manifold, in addition to EGR assemblies, the EGR assemblies include EGR pipe and are located at the EGR valve of described EGR pipe one end, the EGR
Valve is fixed in the air inlet pipe, and the other end of the EGR pipe is connected with the exhaust pipe assembly.
Preferably, a valve fixing seat is provided with the air inlet pipe, the both sides of the valve fixing seat are itself and EGR valve
Connected fixed part, the middle part of the valve fixing seat is the connecting hole communicated with inlet manifold.
Preferably, the valve fixing seat is fixed on the bending place of the air inlet pipe.
Preferably, the air inlet pipe is made with the valve fixing seat injection moulding integrated molding.
Preferably, the intake air temperature pressure for monitoring intake air temperature and admission pressure is further fixed in the inlet manifold
Force snesor, the air inlet temperature/pressure sensor is fixed on the pressure stabilizing cavity of the inlet manifold.
Effect of the present utility model is：By setting EGR assemblies so that the pernicious gas in exhaust is further reduced, together
When, EGR valve is directly anchored in air inlet pipe, the overall compactedness of engine is improved, reduces tail gas pollution.
Brief description of the drawings
, below will be to institute in embodiment in order to illustrate more clearly of the embodiment of the present application or technical scheme of the prior art
The accompanying drawing needed to use is briefly described, it should be apparent that, drawings in the following description are only described in the utility model
Some embodiments, for those of ordinary skill in the art, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is existing minitruck engine structure schematic diagram.
Fig. 2 is the structural representation of engine assembly in the utility model embodiment.
Fig. 3 is the structural representation of air inlet pipe assembly.
Fig. 4 is scheme of installation of the valve fixing seat on air inlet pipe assembly.
In prior art diagram：1a- engine body 2a- air inlet pipe assemblies
In the present embodiment figure：1- engine body 2- air inlet pipe assembly 21- air inlet pipe 22- inlet manifold 23- valves
Fixed seat 231- fixed part 232- connecting hole 24- installation bases
Embodiment
In order that those skilled in the art more fully understands the technical solution of the utility model, below in conjunction with accompanying drawing pair
The utility model is further detailed.
Referring to shown in Fig. 2 to Fig. 4, a kind of engine assembly provided for the utility model embodiment, including engine sheet
Body 1, the air inlet pipe assembly for being located at the top of engine body 1, the exhaust pipe assembly for being located at the bottom of engine body 1, air inlet pipe are total
Into including air inlet pipe 21 and inlet manifold 22, wherein, in the present embodiment, start and also include EGR assemblies, EGR assemblies include EGR
The EGR valve of EGR pipe one end is managed and is located at, EGR valve is fixed in air inlet pipe, the other end of EGR pipe is connected with exhaust pipe assembly.It is logical
Cross set EGR assemblies so that exhaust in pernicious gas further reduce, meanwhile, EGR valve is directly anchored in air inlet pipe, carried
The high overall compactedness of engine, reduces tail gas pollution.
Specifically, as shown in figure 4, being provided with a valve fixing seat 23 in air inlet pipe 21, the both sides of valve fixing seat 23 are
Its fixed part 231 being connected with EGR valve, centre is the connecting hole 232 communicated with inlet manifold, and EGR valve passes through bolt and fixation
Portion is connected, and connecting hole 232 is used to by air inlet pipe assembly 2 flow into the tail gas for flowing through EGR pipe in cylinder to be fired again
Burn, effectively the pernicious gas such as NO, CO in removal tail gas.
In this programme, valve fixing seat 23 is fixed on the bending place of air inlet pipe 21, and it is raising air inlet pipe to be located at purpose herein
21 intensity；In addition, valve fixing seat 23 as air inlet pipe 21 of plastic material due to being made.For the ease of processing system
Make, it is preferable that air inlet pipe 21 is made with valve fixing seat 23 of injection moulding integrated molding.
Shown in Figure 3, air inlet pipe 21 is connected with inlet manifold 22, directly each with engine after inlet manifold 22 is shunted
Cylinder body is connected, and in this programme, the intake air temperature for monitoring intake air temperature and admission pressure is further fixed in inlet manifold
Pressure sensor, air inlet temperature/pressure sensor sensor is connected with ECU (Car Electronic Control device) respectively.ECU get into
Gas information, control oil spout and igniting, so as to improve fuel availability, simultaneously so that full combustion of fuel, it is to avoid be harmful in tail gas
Material is excessive, and air inlet temperature/pressure sensor is fixed on the pressure stabilizing cavity of inlet manifold, to be realized when inlet manifold is not shunted
Monitoring to air inlet.Wherein, air inlet temperature/pressure sensor is fixed in inlet manifold by installation base 24, installation base 24
For the common structure of fixed temperature pressure sensor.
Some one exemplary embodiments of the present utility model are only described by way of explanation above, undoubtedly, for
One of ordinary skill in the art, can be with a variety of in the case of without departing from spirit and scope of the present utility model
Mode is modified to described embodiment.Therefore, above-mentioned accompanying drawing and description are inherently illustrative, should not be construed as
Limitation to the utility model claims.
Claims (5)
1. a kind of engine assembly, including engine body, be located at the top of engine body air inlet pipe assembly, be located at engine
The exhaust pipe assembly of body bottom portion, air inlet pipe assembly includes air inlet pipe and inlet manifold, it is characterised in that also including EGR assemblies,
The EGR assemblies include EGR pipe and are located at the EGR valve of described EGR pipe one end, and the EGR valve is fixed in the air inlet pipe, institute
The other end for stating EGR pipe is connected with the exhaust pipe assembly.
2. engine assembly as claimed in claim 1 a, it is characterised in that valve fixing seat is provided with the air inlet pipe,
The both sides of the valve fixing seat are to be and inlet manifold in the middle part of the fixed part that it is connected with EGR valve, the valve fixing seat
The connecting hole communicated.
3. engine assembly as claimed in claim 2, it is characterised in that the valve fixing seat is fixed on the air inlet pipe
Bending place.
4. engine assembly as claimed in claim 3, it is characterised in that the air inlet pipe and valve fixing seat injection one
It is body formed to be made.
5. engine assembly as claimed in claim 1, it is characterised in that be further fixed on being used to monitor in the inlet manifold
The air inlet temperature/pressure sensor of intake air temperature and admission pressure, the air inlet temperature/pressure sensor is fixed on the air inlet discrimination
On the pressure stabilizing cavity of pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621442763.2U CN206397622U (en) | 2016-12-26 | 2016-12-26 | Engine assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621442763.2U CN206397622U (en) | 2016-12-26 | 2016-12-26 | Engine assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206397622U true CN206397622U (en) | 2017-08-11 |
Family
ID=59511483
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621442763.2U Expired - Fee Related CN206397622U (en) | 2016-12-26 | 2016-12-26 | Engine assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206397622U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109488490A (en) * | 2018-10-29 | 2019-03-19 | 安徽江淮汽车集团股份有限公司 | A kind of engine exhaust-gas recirculating system mixed structure |
-
2016
- 2016-12-26 CN CN201621442763.2U patent/CN206397622U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109488490A (en) * | 2018-10-29 | 2019-03-19 | 安徽江淮汽车集团股份有限公司 | A kind of engine exhaust-gas recirculating system mixed structure |
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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 |
Granted publication date: 20170811 Termination date: 20191226 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |