CN204099022U - A kind of enmgine exhaust and a kind of motor - Google Patents
A kind of enmgine exhaust and a kind of motor Download PDFInfo
- Publication number
- CN204099022U CN204099022U CN201420497145.2U CN201420497145U CN204099022U CN 204099022 U CN204099022 U CN 204099022U CN 201420497145 U CN201420497145 U CN 201420497145U CN 204099022 U CN204099022 U CN 204099022U
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- exhaust
- exhaust passage
- megaphone
- enmgine
- motor
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Abstract
The utility model discloses a kind of enmgine exhaust, comprise ternary catalyzing unit, exhaust flange and multiple exhaust passage, the exhaust end of multiple exhaust passage is communicated in the Megaphone of the inlet end of ternary catalyzing unit, the exhaust end of ternary catalyzing unit is connected with exhaust flange, exhaust flange is connected with automobile rear system, Megaphone comprises the first half and the second half, the first half are fixedly connected with the second half and form tubular structure, the inside of Megaphone is also provided with multiple dividing plate, the inwall of multiple dividing plate and Megaphone forms multiple and each exhaust passage cavity one to one, the exhaust end of each exhaust passage is fixedly welded in cavity.This programme adopts one stage catalyzing device to arrange on car load, can reduce manufacture and the cost of production of car load final vacuum system, optimizes car load assembly process process.This programme also arranges multiple dividing plate in the inside of Megaphone, can ensure that the sealing after welding and reliability are converged in four exhaust passages.The invention also discloses a kind of motor.
Description
Technical field
The utility model relates to vehicle engine exhaust divided manifold technical field, particularly relates to a kind of enmgine exhaust and a kind of motor.
Background technique
Existing enmgine exhaust is mostly split type gas exhaust manifold, the inlet end of gas exhaust manifold is connected with inlet flange, the exhaust end of gas exhaust manifold is connected with the inlet end of first ternary catalyzing unit, the exhaust end of first ternary catalyzing unit is connected with exhaust flange, and the outlet of exhaust flange is also connected with silencing apparatus and second ternary catalyzing unit in turn.Namely current power assembly adopts two-stage type catalyst converter structure, and in the process that this gas exhaust manifold is installed at car load, also will reinstall second ternary catalyzing unit, the manufacturability causing car load to assemble is not high, and the design of arrangement space is more difficult.
Meanwhile, the exhaust end of gas exhaust manifold in the past directly welds with Megaphone after four manifolds close, and can increase the difficulty of welding procedure like this, and sealing is also not easy to ensure.The shock resistance of whole vent systems is weak, and reliability is low.
Therefore, how optimizing car load assembly process process, and improve tightness and the reliability of gas exhaust manifold, is the current technical issues that need to address of those skilled in the art.
Model utility content
In view of this, the utility model provides a kind of enmgine exhaust, for optimizing car load assembly process process, and improves tightness and the reliability of gas exhaust manifold.
In order to solve the problem, the utility model provides a kind of enmgine exhaust, comprise ternary catalyzing unit, exhaust flange and multiple exhaust passage, the exhaust end of multiple described exhaust passage is communicated in the Megaphone of the inlet end of described ternary catalyzing unit, the exhaust end of described ternary catalyzing unit is connected with described exhaust flange, described exhaust flange is connected with automobile rear system, described Megaphone comprises the first half and the second half, described the first half are fixedly connected with described the second half and form tubular structure, the inside of described Megaphone is also provided with multiple dividing plate, the inwall of multiple described dividing plate and described Megaphone forms multiple and each described exhaust passage cavity one to one, the exhaust end of each described exhaust passage is fixedly welded in described cavity.
Preferably, in above-mentioned enmgine exhaust, described the first half are fixed together by welding with described the second half.
Preferably, in above-mentioned enmgine exhaust, described enmgine exhaust comprises four described exhaust passages, four described exhaust passages are respectively the first exhaust passage be connected with motor first cylinder body, the second exhaust passage be connected with motor second cylinder body, the 3rd exhaust passage be connected with motor the 3rd cylinder body and the 4th exhaust passage be connected with motor the 4th cylinder body, the inside of described Megaphone is provided with two described dividing plates, two described dividing plate intercross arrangement and with the inwall of described Megaphone form with four described exhaust passage four described cavitys one to one.
Preferably, in above-mentioned enmgine exhaust, the length of described first exhaust passage and described 4th exhaust passage is 220 ~ 250mm, and the length of described second exhaust passage and described 3rd exhaust passage is 150 ~ 180mm, and the caliber of four described exhaust passages is 28 ~ 30mm.
Preferably, in above-mentioned enmgine exhaust, the inlet end of described exhaust passage is bolted in inlet flange, and described inlet flange is connected to the cylinder head of motor.
Preferably, in above-mentioned enmgine exhaust, the outer wall of described ternary catalyzing unit is provided with fixed support, and described ternary catalyzing unit is fixed on engine cylinder by described fixed support.
Preferably, in above-mentioned enmgine exhaust, described enmgine exhaust is stainless gas exhaust manifold.
A kind of enmgine exhaust that the utility model provides, comprise ternary catalyzing unit, exhaust flange and multiple exhaust passage, the exhaust end of multiple exhaust passage is communicated in the Megaphone of the inlet end of ternary catalyzing unit, the exhaust end of ternary catalyzing unit is connected with exhaust flange, exhaust flange is connected with automobile rear system, Megaphone comprises the first half and the second half, the first half are fixedly connected with the second half and form tubular structure, the inside of Megaphone is also provided with multiple dividing plate, the inwall of multiple dividing plate and Megaphone forms multiple and each exhaust passage cavity one to one, the exhaust end of each exhaust passage is fixedly welded in cavity.
The gas exhaust manifold that this programme provides adopts the structure of tight even formula, and on car load, adopt one stage catalyzing device to arrange, therefore, manufacture and the cost of production of car load final vacuum system can be reduced, optimize car load assembly process process and the arrangement space of catalyst converter on car load.This programme is also provided with multiple dividing plate in the inside of Megaphone, can ensure like this four exhaust passages converge welding after sealing, also optimize the manufacturability of welding simultaneously, improve the whole aircraft reliability of motor.
The utility model additionally provides a kind of motor, comprises the enmgine exhaust described in above-mentioned any one.The derivation of the beneficial effect that the derivation of the beneficial effect that this motor produces and above-mentioned enmgine exhaust bring is substantially similar, therefore repeats no more herein.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technological scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the Facad structure schematic diagram of enmgine exhaust in the utility model specific embodiment scheme;
Fig. 2 is the plan view of Fig. 1;
Fig. 3 is the rear view of Fig. 1;
Fig. 4 is the left view of Fig. 1;
Fig. 5 is the worm's eye view of Fig. 1;
Fig. 6 is the structural representation of Megaphone in the utility model specific embodiment scheme;
Fig. 7 is the right elevation of Fig. 6;
In Fig. 1 to Fig. 7:
First exhaust passage-1, the second exhaust passage-2, the 3rd exhaust passage-3, the 4th exhaust passage-4, mounting bracket-5, ternary catalyzing unit-6, front oxygen sensor mounting hole-7, inlet flange-8, fixed support-9, exhaust flange-10, Megaphone-11, the first half tins-12, the second half-13, first dividing plates-14, second partitions-15.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technological scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Please refer to Fig. 1 to Fig. 5, Fig. 1 is the Facad structure schematic diagram of enmgine exhaust in the utility model specific embodiment scheme, and Fig. 2 is the plan view of Fig. 1, and Fig. 3 is the rear view of Fig. 1, and Fig. 4 is the left view of Fig. 1, and Fig. 5 is the worm's eye view of Fig. 1.
In a kind of specific embodiment scheme, the utility model provides a kind of enmgine exhaust, concrete, this enmgine exhaust comprises ternary catalyzing unit 6, inlet flange 8, exhaust flange 10 and multiple exhaust passage, the inlet end of multiple exhaust passage is connected with inlet flange 8, the exhaust end of multiple exhaust passage is communicated in the Megaphone 11 of the inlet end of ternary catalyzing unit 6, the exhaust end of ternary catalyzing unit 6 is connected with exhaust flange 10, exhaust flange 10 is connected with automobile rear system (comprising silencing apparatus etc.), automobile rear system no longer installs ternary catalyzing unit, Megaphone 11 comprises the first half 12 and the second half 13, be fixedly connected with the second half 13 and form tubular structure for first half 12, the inside of Megaphone 11 is also provided with multiple dividing plate, the inwall of multiple dividing plate and Megaphone 11 forms multiple and each exhaust passage cavity one to one, the exhaust end of each exhaust passage is fixedly welded in cavity.
Concrete, the enmgine exhaust in this programme also comprises fixed support 9 and multiple mounting bracket 5.Fixed support 9 is arranged at the outer wall of ternary catalyzing unit 6, one end of fixed support 9 is connected with ternary catalyzing unit 6, the other end is fixed on engine cylinder, for ternary catalyzing unit 6 is fixed on engine cylinder, thus ensure the join strength of gas exhaust manifold and cylinder block, concrete, fixed support 9 can be bolted or weld and gas exhaust manifold and cylinder block be fixed.Preferably, the inlet end of the exhaust passage in this programme is bolted in inlet flange 8, and inlet flange 8 is connected in the cylinder head of motor.This enmgine exhaust also comprises multiple mounting bracket 5, and mounting bracket 5 is for installing thermal shield.
Preferably, enmgine exhaust in the present embodiment scheme comprises four exhaust passages, four exhaust passages are respectively the first exhaust passage 1 be connected with motor first cylinder body, the second exhaust passage 2 be connected with motor second cylinder body, the 3rd exhaust passage 3 be connected with motor the 3rd cylinder body and the 4th exhaust passage 4 be connected with motor the 4th cylinder body, first exhaust passage 1, second exhaust passage 2, 3rd exhaust passage 3, the inlet end of the 4th exhaust passage 4 is connected with inlet flange 8 respectively, first exhaust passage 1, second exhaust passage 2, 3rd exhaust passage 3, the exhaust end of the 4th exhaust passage 4 is connected with the Megaphone 11 of the inlet end of ternary catalyzing unit 6 respectively.
Please refer to Fig. 6 and Fig. 7, Fig. 6 is the structural representation of Megaphone in the utility model specific embodiment scheme, and Fig. 7 is the right elevation of Fig. 6.Concrete, Megaphone 11 fixedly is formed by the first half 12 and the second half 13 combinations, and the first half 12 and the second half 13 can be welded or crimp fixing, or pass through one-body molded fixing composition tubular structure.Preferably, the first half 12 in the present embodiment scheme and the second half 13 are fixed together by welding.The inside of Megaphone 11 is provided with two dividing plates, i.e. the first dividing plate 14 and second partition 15, two dividing plate intercross arrangement and being welded to form and four exhaust passages, four cavitys one to one with the inwall of Megaphone 11, cavity A, B, C, D namely shown in Fig. 7.After Megaphone 11 has welded, each exhaust passage is installed in cavity according to above-mentioned corresponding relation, and is welded and fixed, can ensure like this four exhaust passages converge welding after sealing, also optimize the manufacturability of welding simultaneously.
It should be noted that, the ternary catalyzing unit 6 in this programme also comprises the front oxygen sensor mounting hole 7 of the inlet end being arranged on ternary catalyzing unit 6 and is arranged at the post oxygen sensor mounting hole of exhaust end of ternary catalyzing unit 6.
Gas exhaust manifold overall structure in this programme adopts stainless steel, can reduce heat dissipating capacity, keep higher delivery temperature, improve catalytic efficiency.Ternary catalyzing unit 6 adopts tight even formula to arrange simultaneously, accelerates light-off time and the catalytic efficiency of ternary catalyzing unit 6.
In gas exhaust manifold, the length of each passage and caliber, directly affect the performance level of motor.This programme is according to the matching principle of vent systems and distribution device, following design parameter is obtained: the design length of the first exhaust passage 1 and the 4th exhaust passage 4 is between 220 ~ 250mm through theory calculate, the design length of the second exhaust passage 2 and the 3rd exhaust passage 3 is between 150 ~ 180mm, and the pipe diameter determing of four exhaust passages requires all between 28 ~ 30mm.
This programme is by the matched design with gas handling system, distribution device, this vehicular engine is had performance index that torque per liter is 97.8Nm/L, power per liter 56Kw/L, simultaneously, there is 105.5Nm/2000r/min, the performance level of 118Nm/3200r/min, 114 ~ 118Nm/3200 ~ 4800r/min and 67.5Kw/6000r/min.
This programme adopts tight even formula pulse gas exhaust manifold, exhaust pulses can be utilized to improve the gas flow rate in gas exhaust manifold on the one hand, pressure is reduced, and improves exhaust efficiency, can eliminate the interference of two adjacent cylinder reflected wave to exhaust in addition; On the other hand, adopt the structure of tight even formula can improve the light-off time of catalyst converter, improve catalytic efficiency, improve emission level.
The gas exhaust manifold that this programme provides adopts the structure of tight even formula, and on car load, adopt one stage catalyzing device to arrange, therefore, manufacture and the cost of production of car load final vacuum system can be reduced, optimize car load assembly process process and the arrangement space of catalyst converter on car load.This programme is also provided with multiple dividing plate in the inside of Megaphone, can ensure like this four exhaust passages converge welding after sealing, avoid the hidden danger that sealing gasket at high temperature lost efficacy, also optimize the manufacturability of welding simultaneously, improve the whole aircraft reliability of motor.
The utility model additionally provides a kind of motor, comprises the enmgine exhaust described in above-mentioned any one.The derivation of the beneficial effect that the derivation of the beneficial effect that this motor produces and above-mentioned enmgine exhaust bring is substantially similar, therefore repeats no more herein.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the utility model.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein when not departing from spirit or scope of the present utility model, can realize in other embodiments.Therefore, the utility model can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (8)
1. an enmgine exhaust, comprise ternary catalyzing unit (6), exhaust flange (10) and multiple exhaust passage, it is characterized in that, the exhaust end of multiple described exhaust passage is communicated in the Megaphone (11) of the inlet end of described ternary catalyzing unit (6), the exhaust end of described ternary catalyzing unit (6) is connected with described exhaust flange (10), described exhaust flange (10) is connected with automobile rear system, described Megaphone (11) comprises the first half (12) and the second half (13), described the first half (12) are fixedly connected with described the second half (13) and form tubular structure, the inside of described Megaphone (11) is also provided with multiple dividing plate, the inwall of multiple described dividing plate and described Megaphone (11) forms multiple and each described exhaust passage cavity one to one, the exhaust end of each described exhaust passage is fixedly welded in described cavity.
2. enmgine exhaust according to claim 1, is characterized in that, described the first half (12) are fixed together by welding with described the second half (13).
3. enmgine exhaust according to claim 1, it is characterized in that, described enmgine exhaust comprises four described exhaust passages, four described exhaust passages are respectively the first exhaust passage (1) be connected with motor first cylinder body, the second exhaust passage (2) be connected with motor second cylinder body, the 3rd exhaust passage (3) be connected with motor the 3rd cylinder body and the 4th exhaust passage (4) be connected with motor the 4th cylinder body, the inside of described Megaphone (11) is provided with two described dividing plates, two described dividing plate intercross arrangement and with the inwall of described Megaphone (11) form with four described exhaust passage four described cavitys one to one.
4. enmgine exhaust according to claim 3, it is characterized in that, the length of described first exhaust passage (1) and described 4th exhaust passage (4) is 220 ~ 250mm, the length of described second exhaust passage (2) and described 3rd exhaust passage (3) is 150 ~ 180mm, and the caliber of four described exhaust passages is 28 ~ 30mm.
5. enmgine exhaust according to claim 1, is characterized in that, the inlet end of described exhaust passage is bolted in inlet flange (8), and described inlet flange (8) is connected to the cylinder head of motor.
6. enmgine exhaust according to claim 1, it is characterized in that, the outer wall of described ternary catalyzing unit (6) is provided with fixed support (9), and described ternary catalyzing unit (6) is fixed on engine cylinder by described fixed support (9).
7. enmgine exhaust according to claim 1, is characterized in that, described enmgine exhaust is stainless gas exhaust manifold.
8. a motor, is characterized in that, comprises the enmgine exhaust described in any one of claim 1 to 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420497145.2U CN204099022U (en) | 2014-08-29 | 2014-08-29 | A kind of enmgine exhaust and a kind of motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420497145.2U CN204099022U (en) | 2014-08-29 | 2014-08-29 | A kind of enmgine exhaust and a kind of motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204099022U true CN204099022U (en) | 2015-01-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420497145.2U Expired - Fee Related CN204099022U (en) | 2014-08-29 | 2014-08-29 | A kind of enmgine exhaust and a kind of motor |
Country Status (1)
| Country | Link |
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| CN (1) | CN204099022U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104234810A (en) * | 2014-08-29 | 2014-12-24 | 力帆实业(集团)股份有限公司 | Engine exhaust manifold and engine |
-
2014
- 2014-08-29 CN CN201420497145.2U patent/CN204099022U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104234810A (en) * | 2014-08-29 | 2014-12-24 | 力帆实业(集团)股份有限公司 | Engine exhaust manifold and engine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20150114 Termination date: 20190829 |