CN109281729A - A kind of device and automobile engine of anti-air pipeline ice blockage - Google Patents
A kind of device and automobile engine of anti-air pipeline ice blockage Download PDFInfo
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- CN109281729A CN109281729A CN201811115536.2A CN201811115536A CN109281729A CN 109281729 A CN109281729 A CN 109281729A CN 201811115536 A CN201811115536 A CN 201811115536A CN 109281729 A CN109281729 A CN 109281729A
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- heating
- heat
- contract
- cold
- air pipeline
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
- F01M13/00—Crankcase ventilating or breathing
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
- Pipe Accessories (AREA)
Abstract
The present invention provides the devices and automobile engine of a kind of anti-air pipeline ice blockage, are related to automobile technical field.The device of the anti-air pipeline ice blockage includes expand with heat and contract with cold mechanism, heating and thermal insulation circuit and heating insulation layer；It is described expand with heat and contract with cold mechanism and the heating insulation layer with the heating and thermal insulation circuit connection；The heating insulation layer is for being wrapped on the outside of triton pipeline；The expansion and contraction of the mechanism of expanding with heat and contract with cold can control the disconnection and closure of the heating and thermal insulation circuit, be heated in the heating and thermal insulation closing of circuit to triton pipeline with realizing.The automobile engine includes the device of above-mentioned anti-air pipeline ice blockage.The present invention, which solves, existing in the prior art easy accelerates the aging of triton pipeline, the technical problem that structure is complicated and control is complicated.
Description
Technical field
The present invention relates to automobile technical fields, device and automobile hair more particularly, to a kind of anti-air pipeline ice blockage
Motivation.
Background technique
Mandatory crankcase ventilation is all used for the emission regulation demands and raising economy, Modern Automobile Engine of satisfaction
Design, this system aspirate engine blow-by gas using the swabbing action of gas handling system, are conducive to improve engine economy, can also subtract
Light environmental pollution.But at low ambient temperatures, especially under psychro-environment, if crankcase ventilation pipeline does not keep the temperature or adds
Thermosphere, the vapor in pipeline may condense into frost flower to the cold and be attached on triton pipeline inner wall, and pipeline can be caused when serious
It is completely plugged, lead to mandatory crankcase ventilation system disabler, causes crankshaft pressure rise, crankshaft oil seal is caused to go out
Failure.Therefore heat preservation or heated protective must be carried out to triton pipeline, guarantees that triton pipeline is unimpeded, prevent triton pipeline from freezing stifled
Plug.
To solve triton pipeline ice formation issues, at present there are mainly two types of mode, a kind of mode utilizes engine itself
Triton pipeline is heated in heat radiation (such as: at exhaust manifold, at booster etc.), prevents triton pipeline ice blockage, but this
Heating method can cause biggish heat radiation when can heat triton pipeline, especially summer high temperature always to triton pipeline, cause
Triton pipeline accelerated ageing.And under psychro-environment, since the arrangement space of triton pipeline influences, some total triton pipeline
It cannot be heated, it is possible to generate icing phenomenon at unheated part, especially pipe fitting position, cause triton system function
Failure.Another kind is to prevent triton system ice blockage in the way of electrically heated, its advantage is that can be according to environment temperature
Whether judging heating, triton pipeline aging will not be accelerated, but control complicated, structure is also complicated, needs to increase crankcase pressure
Force snesor, environment temperature sensor need to re-scale ECU data whether controlling heating by Engine ECU.
Based on this, the present invention provides a kind of device of anti-air pipeline ice blockage and automobile engine are above-mentioned to solve
The technical issues of.
Summary of the invention
The purpose of the present invention is to provide a kind of devices of anti-air pipeline ice blockage, to solve to exist in the prior art
Easy acceleration triton pipeline aging, the technical problem that structure is complicated and control is complicated.
The object of the invention is also to provide a kind of automobile engine, the automobile engine includes above-mentioned anti-ventilation duct
The device of road ice blockage, for solving to exist in the prior art, easily acceleration triton pipeline aging, structure is complicated and control is complicated
The technical issues of.
Based on above-mentioned first purpose, the present invention provides a kind of device of anti-air pipeline ice blockage, including heat expansion are cold
Contracting mechanism, heating and thermal insulation circuit and heating insulation layer；
It is described expand with heat and contract with cold mechanism and the heating insulation layer with the heating and thermal insulation circuit connection；
The heating insulation layer is for being wrapped on the outside of triton pipeline；
The expansion and contraction of the mechanism of expanding with heat and contract with cold can control the disconnection and closure of the heating and thermal insulation circuit, with reality
Triton pipeline is heated when the present heating and thermal insulation closing of circuit.
Optionally, the device of anti-air pipeline ice blockage, the heating and thermal insulation circuit include transmission mechanism, the first contact
Electrode, target, the second contact electrode and pneumatic telescoping mechanism；
One end of the transmission mechanism is connect with the mechanism of expanding with heat and contract with cold, and the other end and the first contact electrode connect
It connects；
The second contact electrode is connect with the Pneumatic extension mechanism；
The target setting is between the first contact electrode and the second contact electrode；
The transmission mechanism controls the disconnected of the heating and thermal insulation circuit for making when the expansion of the mechanism of expanding with heat and contract with cold
It opens, when contraction of the mechanism of expanding with heat and contract with cold controls the closure of the heating and thermal insulation circuit.
Optionally, the device of anti-air pipeline ice blockage, the transmission mechanism include lever and fulcrum；
One end of the lever is connect with the mechanism of expanding with heat and contract with cold, and the other end is connect with the first contact electrode；
The fulcrum is used to support the lever.
Optionally, the device of anti-air pipeline ice blockage, the Pneumatic extension mechanism are rubber diaphragm room or piston chamber.
Optionally, the device of anti-air pipeline ice blockage, it is described expand with heat and contract with cold mechanism be expand with heat and contract with cold block or gas it is swollen
Swollen room.
Optionally, the device of anti-air pipeline ice blockage, the mechanism of expanding with heat and contract with cold, the lever, the fulcrum, institute
It states the first contact electrode, the target, the second contact electrode and the Pneumatic extension mechanism and is packaged into a temperature
Control unit.
Optionally, the device of anti-air pipeline ice blockage, the heating and thermal insulation circuit includes battery；
The battery is temperature control unit power supply.
Optionally, the device of anti-air pipeline ice blockage, the heating insulation layer include heating part and insulation portion；
The heating part is for heating triton pipeline；
The heat losses that the insulation portion is used to prevent the heating part from generating.
Optionally, the device of anti-air pipeline ice blockage, the heating part are metal material.
Based on above-mentioned second purpose, the present invention provides a kind of automobile engine, the automobile engine includes described
The device of anti-air pipeline ice blockage.
The device of the anti-air pipeline ice blockage provided by the invention, including mechanism of expanding with heat and contract with cold, heating and thermal insulation electricity
Road and heating insulation layer；It is described expand with heat and contract with cold mechanism and the heating insulation layer with the heating and thermal insulation circuit connection；It is described
Heating insulation layer is for being wrapped on the outside of triton pipeline；The expansion and contraction of the mechanism of expanding with heat and contract with cold can control the heating
The disconnection and closure of thermal circuit heat triton pipeline in the heating and thermal insulation closing of circuit with realizing.The present invention
Triton system ice blockage is prevented in the way of electrically heated, but does not need to increase sensor, does not also need ECU control, only
Characteristic is expanded with heat and contract with cold come whether controlling heating, design advantage is merely with mechanism of expanding with heat and contract with cold, and cheap, component is simple
It is single, it is easy to accomplish, and without increasing additional control, due to not needing to increase additional control, without transformation overall wire sheaves, therefore
It can be used for the repacking of existing triton pipeline.
The automobile engine provided by the invention includes the device of above-mentioned anti-air pipeline ice blockage, therefore is had
There are all advantages of above-mentioned anti-air pipeline ice blockage device.
Based on this, the present invention is compared with original technology, with heating method simple structure, convenient control and at low cost excellent
Point.
Detailed description of the invention
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art
Embodiment or attached drawing needed to be used in the description of the prior art be briefly described, it should be apparent that, it is described below
Attached drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not making the creative labor
It puts, is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of the device of anti-air pipeline ice blockage provided in an embodiment of the present invention；
Fig. 2 is the structural representation of the first state of the device of anti-air pipeline ice blockage provided in an embodiment of the present invention
Figure；
Fig. 3 is the structural representation of second of state of device of anti-air pipeline ice blockage provided in an embodiment of the present invention
Figure；
Fig. 4 is the structural representation of the third state of the device of anti-air pipeline ice blockage provided in an embodiment of the present invention
Figure.
Icon: 1- expands with heat and contract with cold block；2- fulcrum；3- lever；4- first contacts electrode；5- target；6- second is contacted
Electrode；7- rubber diaphragm room；8- external pipeline；9- battery；10- heating insulation layer；11- triton pipeline；12- conducting wire；13- temperature
Spend control unit.
Specific embodiment
Technical solution of the present invention is clearly and completely described below in conjunction with attached drawing, it is clear that described implementation
Example is a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill
Personnel's every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" be based on the orientation or positional relationship shown in the drawings, merely to
Convenient for description the present invention and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation,
It is constructed and operated in a specific orientation, therefore is not considered as limiting the invention.In addition, term " first ", " second ",
" third " is used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in invention.
Triton pipeline is heated for the heat radiation (such as: at exhaust manifold, at booster etc.) using engine itself
The mode of triton pipeline ice blockage is prevented, since triton pipeline can be heated always, biggish heat can be caused to triton pipeline
When radiation, especially summer high temperature, triton pipeline accelerated ageing can be made.And under psychro-environment, due to the cloth by triton pipeline
Set spacial influence, it is possible to generate icing phenomenon at unheated part, especially pipe fitting position, cause triton system function
Failure.
And for it is existing by electric heating come prevent triton system ice blockage in the way of, control is complicated, structure
Complexity needs to increase crankcase pressure sensor, environment temperature sensor etc., whether heating is controlled by Engine ECU, needs
Re-scale ECU data, it is therefore desirable to modification design.
Embodiment one
Fig. 1 is the structural schematic diagram of the device of anti-air pipeline ice blockage provided in an embodiment of the present invention；Fig. 2 is this hair
The structural schematic diagram of the first state of the device of anti-air pipeline ice blockage of bright embodiment offer；Fig. 3 is that the present invention is implemented
The structural schematic diagram of second of the state of device for the anti-air pipeline ice blockage that example provides；Fig. 4 provides for the embodiment of the present invention
The device of anti-air pipeline ice blockage the third state structural schematic diagram.
As shown in Figure 1, providing a kind of device of anti-air pipeline ice blockage, the anti-ventilation duct in the present embodiment
The device of road ice blockage includes expand with heat and contract with cold mechanism, heating and thermal insulation circuit and heating insulation layer 10；
It is described expand with heat and contract with cold mechanism and the heating insulation layer 10 with the heating and thermal insulation circuit connection；
The heating insulation layer 10 is for being wrapped in 11 outside of triton pipeline；
The expansion and contraction of the mechanism of expanding with heat and contract with cold can control the disconnection and closure of the heating and thermal insulation circuit, with reality
Triton pipeline 11 is heated when the present heating and thermal insulation closing of circuit.
The device of the anti-air pipeline ice blockage provided by the invention prevents triton system in the way of electrically heated
System ice blockage, but do not need to increase sensor, ECU control is not needed yet, just with expanding with heat and contract with cold for mechanism of expanding with heat and contract with cold
Characteristic is come whether controlling heating: when ambient temperature is higher than setting value, bloated organizational structure and staff of expanding with heat and contract with cold, heating and thermal insulation circuit is disconnected,
The heating insulation layer 10 for being wrapped in 11 outside of triton pipeline does not heat triton pipeline 11；When ambient temperature is lower than setting value,
Mechanism of expanding with heat and contract with cold is shunk, heating and thermal insulation closing of circuit, is wrapped in the heating insulation layer 10 in 11 outside of triton pipeline to triton pipe
It heats on road 11.
Based on this, design advantage of the invention is, cheap, component is simple, it is easy to accomplish, and without increasing additional control
System without transformation overall wire sheaves, therefore can be used for changing for existing triton pipeline 11 due to not needing to increase additional control
Dress.
In the optinal plan of the present embodiment, the heating and thermal insulation circuit includes transmission mechanism, the first contact electrode 4, centre
Electrode 5, second contacts electrode 6 and pneumatic telescoping mechanism；
One end of the transmission mechanism is connect with the mechanism of expanding with heat and contract with cold, and the other end and the first contact electrode 4 connect
It connects；
The second contact electrode 6 is connect with the Pneumatic extension mechanism；
The setting of target 5 is between the first contact electrode 4 and the second contact electrode 6；
The transmission mechanism controls the disconnected of the heating and thermal insulation circuit for making when the expansion of the mechanism of expanding with heat and contract with cold
It opens, when contraction of the mechanism of expanding with heat and contract with cold controls the closure of the heating and thermal insulation circuit.
In the above-mentioned technical solutions, further, the transmission mechanism includes lever 3 and fulcrum 2；
One end of the lever 3 is connect with the mechanism of expanding with heat and contract with cold, and the other end is connect with the first contact electrode 4；
The fulcrum 2 is used to support the lever 3.
The output end for mechanism of expanding with heat and contract with cold is connected with one end of lever 3, and lever 3 is fixed on fulcrum 2, and lever 3 can be
It is rotated under the push-and-pull action for mechanism of expanding with heat and contract with cold.First contact electrode 4 (3 termination electrode of lever) is fixed on the other end of lever 3, the
Two contact electrodes 6 are fixed on the output end of Pneumatic extension mechanism, and external pipeline 8 is connected with crankcase.Heating insulation layer 10 is wrapped
It is rolled in 11 outside of triton pipeline, and is connected in heating and thermal insulation circuit.The expansion or shrinkage for mechanism of expanding with heat and contract with cold can make first
Contact electrode 4 is separated or is contacted with target 5；Pneumatic extension mechanism is connected by external pipeline 8 with crankcase, external pipeline
8 give the pressure feedback of crankcase to Pneumatic extension mechanism, when the pressure of crankcase is higher than setting value, Pneumatic extension mechanism work
Make, the second contact electrode 6 connecting with the output end of Pneumatic extension mechanism is contacted with target 5；Therefore, if external environment
Temperature be lower than setting value, while the pressure of crankcase be higher than setting value when, heating and thermal insulation circuit will be connected, at this time heating and thermal insulation
10 pairs of triton pipeline 11 of layer heat, and increase 11 temperature of triton pipeline, melt the frost wherein adhered to, to keep triton system smooth
It is logical.
In the above-mentioned technical solutions, further, the Pneumatic extension mechanism is rubber diaphragm room 7 or piston chamber.
In the present embodiment, Pneumatic extension mechanism is preferably rubber diaphragm room 7, and rubber diaphragm room 7 passes through external pipeline 8 and song
Axle box is connected, and for external pipeline 8 by the pressure feedback of crankcase to rubber diaphragm room 7, the second contact electrode 6 is fixed on rubber diaphragm
On the rubber diaphragm of room 7, when the pressure of crankcase is lower than setting value, the rubber diaphragm recess of rubber diaphragm room 7, the second contact
Electrode 6 cannot be contacted with target 5, and heating and thermal insulation circuit is off-state at this time；When the pressure of crankcase is higher than setting value
When, the rubber diaphragm bulging of rubber diaphragm room 7 is pushed the second contact electrode 6 to target 5, is brought into contact with.
In the above-mentioned technical solutions, further, the mechanism of expanding with heat and contract with cold is expand with heat and contract with cold block 1 or gas expansion chamber.
In the present embodiment, mechanism of expanding with heat and contract with cold is to expand with heat and contract with cold block 1, using the block 1 that expands with heat and contract with cold expand with heat and contract with cold characteristic come
Whether control heating, structure is simple, cheap.
In the optinal plan of the present embodiment, the mechanism of expanding with heat and contract with cold, the lever 3, the fulcrum 2, described first are connect
It is single that touched electrode 4, the target 5, the second contact electrode 6 and the Pneumatic extension mechanism are packaged into a temperature control
Member 13.
To expand with heat and contract with cold mechanism, lever 3, fulcrum 2, first contact electrode 4, target 5, second contact electrode 6 it is gentle
Dynamic telescoping mechanism is packaged into a temperature control unit 13, is conducive to batch micro operations use, substantially reduces cost.
In the above-mentioned technical solutions, further, the heating and thermal insulation circuit includes battery 9；
The battery 9 is the temperature control unit 13 power supply.Temperature control unit is connected by conducting wire 12 and battery 9
It connects.
In the optinal plan of the present embodiment, the heating insulation layer 10 includes heating part and insulation portion；
The heating part is for heating triton pipeline；
The heat losses that the insulation portion is used to prevent heating part from generating.
In the above-mentioned technical solutions, further, the heating part is metal material.
Embodiment two
The automobile engine provided in this embodiment, include the anti-air pipeline that provides of embodiment one freeze it is stifled
The device of plug, technical solution described in embodiment one also belong to the embodiment, and the technical solution that embodiment one has been described is not
Repeat description.
Specifically, providing a kind of automobile engine in the present embodiment, the automobile engine includes embodiment
The device of anti-air pipeline ice blockage in one.
Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Pipe present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: its according to
So be possible to modify the technical solutions described in the foregoing embodiments, or to some or all of the technical features into
Row equivalent replacement；And these are modified or replaceed, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme.
Claims (10)
1. a kind of device of anti-air pipeline ice blockage, which is characterized in that including mechanism of expanding with heat and contract with cold, heating and thermal insulation circuit and
Heating insulation layer；
It is described expand with heat and contract with cold mechanism and the heating insulation layer with the heating and thermal insulation circuit connection；
The heating insulation layer is for being wrapped on the outside of triton pipeline；
The expansion and contraction of the mechanism of expanding with heat and contract with cold can control the disconnection and closure of the heating and thermal insulation circuit, to realize
Triton pipeline is heated when the heating and thermal insulation closing of circuit.
2. the device of anti-air pipeline ice blockage according to claim 1, which is characterized in that the heating and thermal insulation circuit
Including transmission mechanism, the first contact electrode, target, the second contact electrode and pneumatic telescoping mechanism；
One end of the transmission mechanism is connect with the mechanism of expanding with heat and contract with cold, and the other end is connect with the first contact electrode；
The second contact electrode is connect with the Pneumatic extension mechanism；
The target setting is between the first contact electrode and the second contact electrode；
The transmission mechanism, the disconnection for making to control the heating and thermal insulation circuit when expansion of the mechanism of expanding with heat and contract with cold, institute
State the closure that the heating and thermal insulation circuit is controlled when the contraction for mechanism of expanding with heat and contract with cold.
3. the device of anti-air pipeline ice blockage according to claim 2, which is characterized in that the transmission mechanism includes
Lever and fulcrum；
One end of the lever is connect with the mechanism of expanding with heat and contract with cold, and the other end is connect with the first contact electrode；
The fulcrum is used to support the lever.
4. the device of anti-air pipeline ice blockage according to claim 2, which is characterized in that the Pneumatic extension mechanism
For rubber diaphragm room or piston chamber.
5. the device of anti-air pipeline ice blockage according to claim 1, which is characterized in that the mechanism of expanding with heat and contract with cold
For block or the gas expansion chamber of expanding with heat and contract with cold.
6. the device of anti-air pipeline ice blockage according to claim 3, which is characterized in that the machine that expands with heat and contract with cold
Structure, the lever, the fulcrum, the first contact electrode, the target, the second contact electrode and described pneumatic
Telescoping mechanism is packaged into a temperature control unit.
7. the device of anti-air pipeline ice blockage according to claim 6, which is characterized in that the heating and thermal insulation circuit
Including battery；
The battery is temperature control unit power supply.
8. the device of anti-air pipeline ice blockage according to claim 1, which is characterized in that the heating insulation layer packet
Include heating part and insulation portion；
The heating part is for heating triton pipeline；
The heat losses that the insulation portion is used to prevent the heating part from generating.
9. the device of anti-air pipeline ice blockage according to claim 8, which is characterized in that the heating part is metal
Material.
10. a kind of automobile engine, which is characterized in that the automobile engine includes as claim 1-9 is described in any item
The device of anti-air pipeline ice blockage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811115536.2A CN109281729B (en) | 2018-09-25 | 2018-09-25 | Device for preventing ventilation pipeline from being frozen and blocked and automobile engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811115536.2A CN109281729B (en) | 2018-09-25 | 2018-09-25 | Device for preventing ventilation pipeline from being frozen and blocked and automobile engine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109281729A true CN109281729A (en) | 2019-01-29 |
| CN109281729B CN109281729B (en) | 2020-03-20 |
Family
ID=65181287
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811115536.2A Active CN109281729B (en) | 2018-09-25 | 2018-09-25 | Device for preventing ventilation pipeline from being frozen and blocked and automobile engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109281729B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110132381A (en) * | 2019-06-29 | 2019-08-16 | 潍柴动力股份有限公司 | Venturi differential pressure pickup credibility diagnostic method and device |
| CN112282891A (en) * | 2019-07-25 | 2021-01-29 | 长城汽车股份有限公司 | Crankcase ventilation control method and crankcase ventilation system |
| CN112554329A (en) * | 2021-01-07 | 2021-03-26 | 义乌市由道贸易有限公司 | Can prevent frozen mediation equipment that blocks up of sewage drainage pipe |
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| CN112554329A (en) * | 2021-01-07 | 2021-03-26 | 义乌市由道贸易有限公司 | Can prevent frozen mediation equipment that blocks up of sewage drainage pipe |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109281729B (en) | 2020-03-20 |
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Effective date of registration: 20190329 Address after: 550000 No. 123 Yunhuan East Road, Baiyun District, Guiyang City, Guizhou Province Applicant after: Guizhou Geely Engine Co., Ltd. Applicant after: Zhejiang Geely Holding Group Co., Ltd. Address before: 550000 No. 123 Yunhuan East Road, Baiyun District, Guiyang City, Guizhou Province Applicant before: Guiyang Jili Engine Co., Ltd. Applicant before: Zhejiang Geely Holding Group Co., Ltd. |
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