CN204419336U - A kind of exhaust manifold thermal shield, engine cooling water route system and automobile - Google Patents
A kind of exhaust manifold thermal shield, engine cooling water route system and automobile Download PDFInfo
- Publication number
- CN204419336U CN204419336U CN201520087288.0U CN201520087288U CN204419336U CN 204419336 U CN204419336 U CN 204419336U CN 201520087288 U CN201520087288 U CN 201520087288U CN 204419336 U CN204419336 U CN 204419336U
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- Prior art keywords
- cooling liquid
- pipe
- thermal shield
- water
- cooling
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- Expired - Fee Related
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- 239000000498 cooling water Substances 0.000 title claims abstract description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 176
- 239000000110 cooling liquid Substances 0.000 claims abstract description 92
- 238000001816 cooling Methods 0.000 claims abstract description 63
- 239000011253 protective coating Substances 0.000 claims description 12
- 239000000463 material Substances 0.000 claims description 7
- 230000002745 absorbent Effects 0.000 claims description 6
- 239000002250 absorbent Substances 0.000 claims description 6
- 229910001060 Gray iron Inorganic materials 0.000 claims description 4
- 239000011358 absorbing material Substances 0.000 claims description 3
- 239000007769 metal material Substances 0.000 claims description 3
- 238000009413 insulation Methods 0.000 abstract description 7
- 230000005855 radiation Effects 0.000 abstract description 5
- 239000007789 gas Substances 0.000 description 19
- 239000003921 oil Substances 0.000 description 9
- 230000000694 effects Effects 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 239000002826 coolant Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000012774 insulation material Substances 0.000 description 1
- 239000010721 machine oil Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
Landscapes
- Exhaust Silencers (AREA)
Abstract
The utility model provides a kind of exhaust manifold thermal shield, engine cooling water route system and automobile, and this exhaust manifold thermal shield comprises: for carrying the cooling pipe of cooling liquid, and the cooling liquid flowing through cooling pipe is bottom-up; Cooling liquid water intake and cooling liquid water outlet, cooling liquid water intake is connected with one end of cooling pipe, and cooling liquid water outlet is connected with the other end of cooling pipe; Thermal shield body, cooling pipe is fixed on thermal shield body interior, and cooling liquid water intake and cooling liquid water outlet are separately fixed at thermal shield, and this is external; And for thermal shield body is fixed on automobile gas exhaust manifold above connection bracket; Wherein, cooling liquid water intake is connected with the water outlet of automobile warm-air system, and cooling liquid water outlet is connected on the main water return tube of automobile.Scheme of the present utility model, effectively can solve the problem of gas exhaust manifold excessive discharge temperature, and carries out effectively heat insulation and heat radiation, improves capacity usage ratio, reduces oil consumption.
Description
Technical field
The utility model relates to technical field of automobile components, particularly relates to a kind of exhaust manifold thermal shield, engine cooling water route system and automobile.
Background technique
Exhaust manifold thermal shield multiplex on the market generally adopts multilayer insulation material to be fitted in together at present, plays heat insulation effect.There is a kind of thermal shield in addition, in thermal shield, increase water jacket, utilize circulating cooling liquid to reach the effect of supply and exhaust manifold cooling.
But such scheme all has narrow limitation, thermal-protective material is used to carry out heat insulation, temperature is just stoped to spread to the opposite side of thermal shield, but heat is stoped between thermal shield and motor, environment temperature is made to increase, have even with some sensors or generator equidistant comparatively near, make it occur the phenomenon that high temperature is malfunctioning.
So the odds ratio of such scheme is more single, can only play heat-blocking action, not carry out radiating treatment, and heat is taken away by air, energy loss is large, and utilization ratio is lower, cannot reduce oil consumption, the especially oil consumption of cold-starting simultaneously.Therefore, be necessary to provide a kind of exhaust manifold thermal shield, can effectively heat insulation and heat radiation, and make full use of waste heat, reduce oil consumption.
Model utility content
In order to overcome the above-mentioned problems in the prior art, the utility model provides a kind of exhaust manifold thermal shield, engine cooling water route system and automobile, can carry out effectively heat insulation and heat radiation, and improve capacity usage ratio, reduce oil consumption to gas exhaust manifold.
In order to solve the problems of the technologies described above, the utility model adopts following technological scheme:
According to an aspect of the present utility model, provide a kind of exhaust manifold thermal shield, comprising:
For carrying the cooling pipe of cooling liquid, and the cooling liquid flowing through cooling pipe is bottom-up;
Cooling liquid water intake and cooling liquid water outlet, cooling liquid water intake is connected with one end of cooling pipe, and cooling liquid water outlet is connected with the other end of cooling pipe;
Thermal shield body, cooling pipe is fixed on thermal shield body interior, and cooling liquid water intake and cooling liquid water outlet are separately fixed at thermal shield, and this is external; And
For thermal shield body is fixed on automobile gas exhaust manifold above connection bracket;
Wherein, cooling liquid water intake is connected with the water outlet of automobile warm-air system, and cooling liquid water outlet is connected on the main water return tube of automobile.
Alternatively, upward, and cooling pipe comprises the first pipeline and second pipe to cooling liquid water intake, and the first pipeline and second pipe one-body molded;
Cooling liquid is transported in second pipe by the first pipeline, and cooling liquid bottom-up flowing in second pipe.
Alternatively, second pipe is made up of the multiple U-shaped structure bent continuously, and multiple U-shaped structural ring is around gas exhaust manifold.
Alternatively, cooling liquid water outlet is identical with the mouth of pipe direction of cooling liquid water intake.
Alternatively, thermal shield body comprises upper outlet body and lower cover, and upper outlet body and lower cover inside are provided with the space for holding cooling pipe, and upper outlet body is fixedly connected with lower cover.
Alternatively, the material near the thermal shield body of gas exhaust manifold side is metallic material.
Alternatively, the thermal shield body near the engine compartment side of automobile comprises the first thermal-protective coating, the second thermal-protective coating and the first vibration absorbent treatment, and the first thermal-protective coating and the second thermal-protective coating are formed by thermal-protective material, and the first vibration absorbent treatment is suppressed by sound-absorbing material and formed.
According to another aspect of the present utility model, provide a kind of engine cooling water route system, comprising: water pump, gray iron, multiple radiating element, thermostat, car load fan, main water return tube, first loop back water pipe, second and loop back water pipe, warm air system and exhaust manifold thermal shield described above;
The water intake of water pump is connected with the water outlet of main water return tube, the water intake of main water return tube loops back one end of water pipe respectively with first and second one end looping back water pipe is connected, the water outlet of first the other end and thermostat looping back water pipe is connected, and second the other end looping back water pipe is connected with the water outlet of car load fan;
The water outlet of water pump is connected with the water intake of cylinder body by the first cooling pipe, the water outlet of cylinder body is connected with the water intake of cylinder cap by the second cooling pipe, the water outlet of cylinder cap is connected with the water intake of radiating element by the 3rd cooling pipe, the water outlet of radiating element is connected with the water intake of thermostat by the 4th cooling pipe, and the water outlet of thermostat is connected with the water intake of car load fan by the 5th cooling pipe;
The water intake of warm air system is connected with the 4th cooling pipe by the 6th cooling pipe, the water outlet of warm air system is connected with the cooling liquid water intake of exhaust manifold thermal shield by the 7th cooling pipe, and the cooling liquid water outlet of exhaust manifold thermal shield is connected on main water return tube.
According to another aspect of the present utility model, additionally provide a kind of automobile, comprise engine cooling water route system described above.
The beneficial effects of the utility model are:
Exhaust manifold thermal shield of the present utility model, one is added for carrying the cooling pipe of cooling liquid in thermal shield body interior, and when mounted, by connection bracket, thermal shield body is fixed on the top of gas exhaust manifold, and the water outlet of the water intake of cooling liquid with automobile warm-air system is connected, the water outlet of cooling liquid is connected on the main water return tube of automobile.So when cooling liquid is after cooling liquid water intake flows into cooling pipe, the cooling liquid expansion of heat produces power upwards, contributes to liquid circulation, alleviates the burden of water pump, is conducive to reducing oil consumption.
In addition, the cooling liquid flowing through cooling pipe absorbs most of heat of gas exhaust manifold, has carried out effective heat insulation and heat radiation, and has utilized the heat absorbed, improve temperature during engine start, and then improve capacity usage ratio gas exhaust manifold.
Accompanying drawing explanation
Fig. 1 represents the scheme of installation of the exhaust manifold thermal shield of the utility model embodiment;
Fig. 2 represents the structural representation of cooling pipe;
Fig. 3 represents the engine cooling water route system connection diagram of the utility model embodiment.
Wherein in figure: 1, cooling liquid water outlet; 2, cooling liquid water intake; 3, gas exhaust manifold; 4, thermal shield body; 5, pressurized machine; 6, connecting tube; 7, cooling pipe; 701, the first pipeline; 701, second pipe.
Embodiment
For making the purpose of this utility model, technological scheme and advantage clearly, below in conjunction with the accompanying drawings and the specific embodiments the utility model is described in detail.
According to an aspect of the utility model embodiment, provide a kind of exhaust manifold thermal shield, as depicted in figs. 1 and 2, this exhaust manifold thermal shield comprises:
For carrying the cooling pipe 7 of cooling liquid, and the cooling liquid flowing through cooling pipe 7 is bottom-up;
Cooling liquid water intake 2 and cooling liquid water outlet 1, cooling liquid water intake 2 is connected with one end of cooling pipe 7, and cooling liquid water outlet 1 is connected with the other end of cooling pipe 7;
Thermal shield body 4, it is inner that cooling pipe 7 is fixed on thermal shield body 4, and cooling liquid water intake 2 and cooling liquid water outlet 1 are separately fixed at outside thermal shield body 4; And
For thermal shield body 4 is fixed on automobile gas exhaust manifold 3 above connection bracket;
Wherein, cooling liquid water intake 2 is connected with the water outlet of automobile warm-air system, and cooling liquid water outlet 1 is connected on the main water return tube of automobile.
The exhaust manifold thermal shield of the utility model embodiment, by connection bracket, thermal shield body 4 is fixed on the top of gas exhaust manifold 3, as shown in Figure 1, gas exhaust manifold 3 is connected by connecting tube 6 with pressurized machine 5, then thermal shield body 4 covers on gas exhaust manifold 3, pressurized machine 5 and connecting tube 6.Due to the installed position at thermal shield body 4, consider the problem of installing space, so the concrete shape of thermal shield body 4 can match with the external frame of gas exhaust manifold 3, but in the utility model embodiment, specifically do not limit the shape of thermal shield body 4.
In addition, when the water outlet of cooling liquid water intake 2 with automobile warm-air system is connected, time on main water return tube cooling liquid water outlet 1 being connected to automobile, adopt the bottom-up flowing of cooling liquid, consider flow of fluid principle, the cooling liquid expansion of heat produces power upwards, contributes to liquid circulation, alleviate the burden of water pump, be conducive to reducing oil consumption.
Alternatively, as depicted in figs. 1 and 2, upward, and cooling pipe 7 comprises the first pipeline 701 and second pipe 702 to cooling liquid water intake 2, and the first pipeline 701 is one-body molded with second pipe 702;
Cooling liquid is transported in second pipe 702 by the first pipeline 701, and cooling liquid bottom-up flowing in second pipe 702.
As shown in Figure 1, when cooling liquid water intake 2 mouth of pipe upward, when being namely positioned at the top of thermal shield body 4, cooling liquid water intake 2 is convenient to be connected with the main water return tube of automobile, the thermal shield of the gas exhaust manifold of certain the utility model embodiment, does not specifically limit the particular location of cooling liquid water intake 2.
In addition, when cooling liquid water intake 2 the mouth of pipe upward time, because the cooling liquid in cooling pipe 7 needs bottom-up flowing, so, now cooling pipe 7 needs comprise the first pipeline 701 and second pipe 702, and the first pipeline 701 can in the second pipe 702 of bottom-up flowing for cooling liquid being transported to cooling liquid.
Alternatively, as shown in Figure 2, second pipe 702 is made up of the multiple U-shaped structure bent continuously.But the floor map of the just cooling pipe 7 shown in Fig. 2, at the installed position of reality, multiple U-shaped structural ring around gas exhaust manifold 3 around, increases the relative area with gas exhaust manifold 3, makes cooling pipe 7 can absorb abundant heat.
Alternatively, as shown in Figure 1, cooling liquid water outlet 1 is identical with the mouth of pipe direction of cooling liquid water intake 2.
When the cooling liquid water outlet 1 of the exhaust manifold thermal shield of the utility model embodiment and cooling liquid water intake 2 mouth of pipe direction all upward, that is, when being all positioned at the top of thermal shield body 4, be convenient to respectively be connected with the main water return tube of automobile and warm air system water outlet.
Alternatively, thermal shield body 4 comprises upper outlet body and lower cover, and upper outlet body and lower cover inside are provided with the space for holding cooling pipe 7, and upper outlet body is fixedly connected with lower cover.
Alternatively, the material near the thermal shield body 4 of gas exhaust manifold 3 side is metallic material, and heat cooled liquid as much as possible can be made to absorb.
Alternatively, thermal shield body 4 near the engine compartment side of automobile comprises the first thermal-protective coating, the second thermal-protective coating and the first vibration absorbent treatment, and the first thermal-protective coating and the second thermal-protective coating are formed by thermal-protective material, first vibration absorbent treatment is suppressed by sound-absorbing material and is formed, scattering and disappearing and absorbing the vibration noise of motor of heat can be completely cut off, thus make the exhaust manifold thermal shield of the utility model embodiment can play the effect of sound insulation.
According to another aspect of the utility model embodiment, additionally provide a kind of engine cooling water route system, as shown in Figure 3, comprising: water pump, gray iron, multiple radiating element, thermostat, car load fan, main water return tube, first loop back water pipe, second and loop back water pipe, warm air system and exhaust manifold thermal shield described above; Wherein, multiple radiating element refers to other radiating elements of motor, as pressurized machine, machine oil refrigerating module etc.
The water intake of water pump is connected with the water outlet of main water return tube, the water intake of main water return tube loops back one end of water pipe respectively with first and second one end looping back water pipe is connected, the water outlet of first the other end and thermostat looping back water pipe is connected, and second the other end looping back water pipe is connected with the water outlet of car load fan;
The water outlet of water pump is connected with the water intake of cylinder body by the first cooling pipe, the water outlet of cylinder body is connected with the water intake of cylinder cap by the second cooling pipe, the water outlet of cylinder cap is connected with the water intake of radiating element by the 3rd cooling pipe, the water outlet of radiating element is connected with the water intake of thermostat by the 4th cooling pipe, and the water outlet of thermostat is connected with the water intake of car load fan by the 5th cooling pipe;
The water intake of warm air system is connected with the 4th cooling pipe by the 6th cooling pipe, the water outlet of warm air system is connected with the cooling liquid water intake 2 of exhaust manifold thermal shield by the 7th cooling pipe, and the cooling liquid water outlet 1 of exhaust manifold thermal shield is connected on main water return tube.
As shown in Figure 3, wherein, the direction of arrow shown in figure be cooling liquid circulate direction.Water pump provides power to cooling liquid, and cooling liquid arrives thermostat through the gray iron of motor and multiple radiating element.If engine temperature is low, coolant temperature is low, and thermostat does not work, and cooling liquid gets back to water pump, and proceed circulation, this is the first circulation; If engine temperature is high, coolant temperature is high, and thermostat is started working, and the first circulation is closed, and cooling liquid enters the radiation fan of car load, then gets back to water pump, and this is the second circulation.Wherein, namely the first circulation described above refers to the cooling short circle refered in particular in the art, and namely the second circulation refers to the cooling major cycle of refering in particular in the art.
When being installed to by exhaust manifold thermal shield in the system of engine cooling water route of the present utility model, the water intake by warm air system is arranged in the first circulation, before thermostat; Warm air system water outlet is connected with the cooling liquid water intake 2 of exhaust manifold thermal shield, the cooling liquid water outlet 1 of exhaust manifold thermal shield is connected on main water return tube, no matter motor is in the first circulation, or in the second circulation, cooling pipe 7 in warm air system and exhaust manifold thermal shield all can operate always, among the heat absorption of being distributed by gas exhaust manifold 3 to engine cooling water route system, and then when cooling liquid flows through in warm air system, whole-vehicle air-conditioner warm air system can be made to shorten the stand-by period.
In addition, because motor compares oil consumption under low-temperature condition, and comparatively large to the damage of car, comprising easily producing carbon distribution and bringing a series of problem.Especially at north of china in winter, engine start oil consumption is higher.But the engine cooling water route system of the utility model embodiment, when motor just starts, first the heat of the gas exhaust manifold 3 of absorption can be flowed to motor, contribute to motor to be rapidly heated, arrive normal operating temperature, and then reduce the oil consumption of cold-starting.
According to another aspect of the present utility model, additionally provide a kind of automobile, comprise engine cooling water route system described above.
Above-described is preferred implementation of the present utility model; should be understood that the ordinary person for the art; can also make some improvements and modifications not departing under principle prerequisite described in the utility model, these improvements and modifications are also in protection domain of the present utility model.
Claims (9)
1. an exhaust manifold thermal shield, is characterized in that, comprising:
For carrying the cooling pipe of cooling liquid, and the described cooling liquid flowing through described cooling pipe is bottom-up;
Cooling liquid water intake and cooling liquid water outlet, described cooling liquid water intake is connected with one end of described cooling pipe, and described cooling liquid water outlet is connected with the other end of described cooling pipe;
Thermal shield body, described cooling pipe is fixed on described thermal shield body interior, and described cooling liquid water intake and described cooling liquid water outlet are separately fixed at described thermal shield, and this is external; And
For described thermal shield body is fixed on automobile gas exhaust manifold above connection bracket;
Wherein, described cooling liquid water intake is connected with the water outlet of automobile warm-air system, and described cooling liquid water outlet is connected on the main water return tube of described automobile.
2. exhaust manifold thermal shield as claimed in claim 1, is characterized in that, upward, and described cooling pipe comprises the first pipeline and second pipe to described cooling liquid water intake, and described first pipeline and described second pipe one-body molded;
Described cooling liquid is transported in described second pipe by described first pipeline, and the bottom-up flowing in described second pipe of described cooling liquid.
3. exhaust manifold thermal shield as claimed in claim 2, it is characterized in that, described second pipe is made up of the multiple U-shaped structure bent continuously, and described multiple U-shaped structural ring is around described gas exhaust manifold.
4. exhaust manifold thermal shield as claimed in claim 2, it is characterized in that, described cooling liquid water outlet is identical with the mouth of pipe direction of described cooling liquid water intake.
5. exhaust manifold thermal shield as claimed in claim 1, it is characterized in that, described thermal shield body comprises upper outlet body and lower cover, and described upper outlet body and described lower cover inside are provided with the space for holding described cooling pipe, and described upper outlet body is fixedly connected with described lower cover.
6. exhaust manifold thermal shield as claimed in claim 1, is characterized in that, the material near the described thermal shield body of described gas exhaust manifold side is metallic material.
7. exhaust manifold thermal shield as claimed in claim 1, it is characterized in that, described thermal shield body near the engine compartment side of described automobile comprises the first thermal-protective coating, the second thermal-protective coating and the first vibration absorbent treatment, and described first thermal-protective coating and the second thermal-protective coating are formed by thermal-protective material, described first vibration absorbent treatment is suppressed by sound-absorbing material and is formed.
8. an engine cooling water route system, it is characterized in that, comprising: water pump, gray iron, multiple radiating element, thermostat, car load fan, main water return tube, first loop back water pipe, second and loop back water pipe, warm air system and the exhaust manifold thermal shield as described in claim 1 ~ 7 any one;
The water intake of described water pump is connected with the water outlet of described main water return tube, the water intake of described main water return tube loops back one end of water pipe respectively with described first and second one end looping back water pipe is connected, described first the other end looping back water pipe is connected with the water outlet of described thermostat, and described second the other end looping back water pipe is connected with the water outlet of described car load fan;
The water outlet of described water pump is connected with the water intake of described cylinder body by the first cooling pipe, the water outlet of described cylinder body is connected with the water intake of described cylinder cap by the second cooling pipe, the water outlet of described cylinder cap is connected with the water intake of described radiating element by the 3rd cooling pipe, the water outlet of described radiating element is connected with the water intake of described thermostat by the 4th cooling pipe, and the water outlet of described thermostat is connected with the water intake of described car load fan by the 5th cooling pipe;
The water intake of described warm air system is connected with described 4th cooling pipe by the 6th cooling pipe, the water outlet of described warm air system is connected with the cooling liquid water intake of described exhaust manifold thermal shield by the 7th cooling pipe, and the cooling liquid water outlet of described exhaust manifold thermal shield is connected on described main water return tube.
9. an automobile, is characterized in that, comprises engine cooling water route as claimed in claim 8 system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520087288.0U CN204419336U (en) | 2015-02-06 | 2015-02-06 | A kind of exhaust manifold thermal shield, engine cooling water route system and automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520087288.0U CN204419336U (en) | 2015-02-06 | 2015-02-06 | A kind of exhaust manifold thermal shield, engine cooling water route system and automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204419336U true CN204419336U (en) | 2015-06-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520087288.0U Expired - Fee Related CN204419336U (en) | 2015-02-06 | 2015-02-06 | A kind of exhaust manifold thermal shield, engine cooling water route system and automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204419336U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105986873A (en) * | 2015-02-06 | 2016-10-05 | 北京汽车动力总成有限公司 | Exhaust manifold heat shield, engine cooling waterway system and automobile |
-
2015
- 2015-02-06 CN CN201520087288.0U patent/CN204419336U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105986873A (en) * | 2015-02-06 | 2016-10-05 | 北京汽车动力总成有限公司 | Exhaust manifold heat shield, engine cooling waterway system and automobile |
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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: 20150624 |