CN208184813U - crankcase ventilation pipeline system and vehicle - Google Patents
crankcase ventilation pipeline system and vehicle Download PDFInfo
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- CN208184813U CN208184813U CN201820709160.7U CN201820709160U CN208184813U CN 208184813 U CN208184813 U CN 208184813U CN 201820709160 U CN201820709160 U CN 201820709160U CN 208184813 U CN208184813 U CN 208184813U
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- heating
- crankcase
- power supply
- supply unit
- bleed pipe
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Abstract
This application provides a kind of crankcase ventilation pipeline system and vehicles.The crankcase ventilation pipeline system includes crankcase ventilation pipeline and the heating subsystem for heating to crankcase ventilation pipeline.Wherein the crankcase bleed pipe road includes the jointing of crankcase bleed pipe, pin end, the connection crankcase bleed pipe and the pin end.The heating subsystem includes heating device, to the first power supply unit of heating device power supply and for controlling first power supply unit to the control device of heating device power supply.The heating device includes at least the heating module being electrically connected with first power supply unit, and the heating module directly or indirectly provides thermal energy for the crankcase ventilation pipeline.The vehicle includes crankcase and the crankcase ventilation pipeline system.
Description
Technical field
This application involves technical field of vehicle more particularly to a kind of crankcase ventilation pipeline system and vehicles.
Background technique
At work, the partial high pressure combustion mixture and burnt gas of combustion chamber can pass through piston group to the engine of vehicle
Gap between cylinder enters in crankcase.When crankcase pressure increases, entering gas in crankcase can be through
It is discharged by crankcase bleed pipe.
Crankcase bleed pipe need to keep working normally, such as cannot block, and otherwise will affect engine performance.Such as:
When the temperature of the surroundings is low, the vapor entered in crankcase bleed pipe may freeze in crankcase bleed pipe, cause song
Crankcase ventilation pipe choking will cause engine misses to make the gas in crankcase that can not be discharged when serious.
Utility model content
The application provides a kind of crankcase ventilation pipeline system and vehicle.
According to the embodiment of the present application in a first aspect, provide a kind of crankcase ventilation pipeline system, including crankcase is logical
Air pipe line and heating subsystem for being heated to crankcase ventilation pipeline；Wherein the crankcase bleed pipe road includes crankshaft
Case ventilation duct, pin end, the jointing for connecting the crankcase bleed pipe and the pin end；The heating subsystem includes
Heating device, the first power supply unit powered to the heating device, and for controlling first power supply unit to described
The control device of heating device power supply；The heating device includes at least the fever mould being electrically connected with first power supply unit
Block, the heating module directly or indirectly provide thermal energy for the crankcase ventilation pipeline.
Selectively, the heating device further includes that the heating metalwork for realizing heat transfer is connect with the heating module,
The heating metalwork provides thermal energy for the crankcase ventilation pipeline.
Selectively, the heating module is set in the jointing, and the heating metalwork is arranged in the song
The outside of crankcase ventilation pipe, for heating the crankcase bleed pipe.
Selectively, the heating metalwork is metallic film, is wrapped on the outer wall of crankcase bleed pipe.
Selectively, the heating module is set in the jointing, and the heating metalwork extends to the public affairs
In connector, for heating the pipeline in the pin end.
Selectively, the heating module includes at least the carbon film connecting with first power supply unit, and the carbon film is
The crankcase ventilation pipeline provides thermal energy.
Selectively, the carbon film is wrapped on the outer wall of the crankcase bleed pipe.
Selectively, the crankcase bleed pipe both ends pass through the jointing and connect with the pin end；It is described
Heating subsystem includes at least two, cooperates respectively with the jointing at the crankcase bleed pipe both ends.
Selectively, the heating device include at least two=it is a, be separately positioned on the crankcase bleed pipe both ends
In the jointing；At least two heating devices, power supply unit series connection forming circuit.
Selectively, the heating device and first power supply unit form the first circuit, the control device and institute
It states the first power supply unit and forms second servo loop, first circuit and the second servo loop are in parallel.
Selectively, the system also includes the temperature sensor connecting with the control device signal, the temperature is passed
The outside or inside of the crankcase bleed pipe is arranged in sensor；The temperature that the temperature sensor will test is sent to described
Control device；When the temperature that the control device receives is lower than the first temperature threshold, first power supply unit is controlled to institute
State heating device power supply；When the temperature that the control device receives is higher than second temperature threshold value, control described first is for Denso
Stopping is set to power to the heating device.
Selectively, the system also includes diagnosis whether disconnected for judging the crankcase ventilation pipeline system
System.
Selectively, the diagnostic subsystem includes connection switch, detection resistance, the second power supply unit and judgement dress
It sets, the connection switch, the detection resistance, second power supply unit and judgment means forming circuit, wherein institute
Connection switch is stated for detecting the state that the pin end is disconnected or connect with the jointing.
Selectively, the connection switch is set in the jointing.
Selectively, the crankcase bleed pipe both ends pass through the jointing and connect with the pin end；It is described
Connection switch includes at least two, is separately positioned in the jointing at the crankcase bleed pipe both ends, at least two
The connection switch, the detection resistance, second power supply unit and judgment means forming circuit.
According to the second aspect of the embodiment of the present application, a kind of vehicle is provided, including crankcase and above-mentioned crankcase lead to
Air pipe line system.
Selectively, the vehicle includes battery, and first power supply unit is electrically connected with battery, is supplied by battery
Electricity.
Selectively, first power supply unit is and the concatenated relay of the battery.
Crankcase ventilation pipeline system provided by the present application and vehicle control power supply unit by control device and give heating dress
Power supply is set, heats heating device to crankcase ventilation pipeline, so that the temperature of crankcase bleed pipe be made to increase, can avoid
Vapor icing in crankcase bleed pipe causes crankcase ventilation blockage, to guarantee that crankcase bleed pipe works normally.
It should be understood that above general description and following detailed description be only it is exemplary and explanatory, not
The application can be limited.
Detailed description of the invention
The drawings herein are incorporated into the specification and forms part of this specification, and shows the implementation for meeting the application
Example, and together with specification it is used to explain the principle of the application.
Fig. 1 is a kind of schematic diagram for crankcase ventilation pipeline system that one embodiment of the application provides；
Fig. 2 is a kind of structural schematic diagram of heating device shown in FIG. 1；
Fig. 3 is the structural schematic diagram of another heating device shown in FIG. 1；
Fig. 4 is the schematic diagram for another crankcase ventilation pipeline system that one embodiment of the application provides；
Fig. 5 is the schematic diagram for another crankcase ventilation pipeline system that one embodiment of the application provides；
Fig. 6 is the schematic diagram for another crankcase ventilation pipeline system that one embodiment of the application provides；
Fig. 7 is the schematic diagram for another crankcase ventilation pipeline system that one embodiment of the application provides.
Appended drawing reference in figure is respectively as follows:
10, crankcase ventilation pipeline system；
21, crankcase bleed pipe；
22, pin end；
23, jointing；
30, heating subsystem；
31, heating device；
311, heating module；
312, metalwork is heated；
313, terminal is heated；
32, the first power supply unit；
33, control device；
40, diagnostic subsystem；
41, connection switch；
42, detection resistance；
43, the second power supply unit；
44, judgment means.
Specific embodiment
Example embodiments are described in detail here, and the example is illustrated in the accompanying drawings.Following description is related to
When attached drawing, unless otherwise indicated, the same numbers in different drawings indicate the same or similar elements.Following exemplary embodiment
Described in embodiment do not represent all embodiments consistent with the application.On the contrary, they be only with it is such as appended
The example of the consistent device and method of some aspects be described in detail in claims, the application.
It is only to be not intended to be limiting the application merely for for the purpose of describing particular embodiments in term used in this application.
It is also intended in the application and the "an" of singular used in the attached claims, " described " and "the" including majority
Form, unless the context clearly indicates other meaning.
It should be appreciated that " first " " second " and similar word used in present specification and claims
It is not offered as any sequence, quantity or importance, and is used only to distinguish different component parts.Equally, "one" or
The similar word such as " one " does not indicate that quantity limits yet, but indicates that there are at least one.Unless otherwise noted, " front ", " after
The similar word such as portion ", " lower part " and/or " top " is not limited to a position or a kind of sky only to facilitate explanation
Between orient.The similar word such as " comprising " or "comprising" means to appear in element or object before " comprising " or "comprising"
Cover the element for appearing in " comprising " or "comprising" presented hereinafter or object and its equivalent, it is not excluded that other elements or
Object.
With reference to the accompanying drawing, the crankcase ventilation pipeline system in the embodiment of the present application is described in detail.It is not rushing
In the case where prominent, the feature in following embodiment and embodiment can be complementary to one another or be combined with each other.
Fig. 1 is the schematic diagram of crankcase ventilation pipeline system 10 provided by the present application.The crankcase ventilation pipeline system 10
Applied to vehicular field.
Referring to Fig. 1, which includes crankcase ventilation pipeline and is used for crankcase ventilation
The heating subsystem 30 of pipeline heating.Wherein, crankcase ventilation pipeline includes crankcase bleed pipe 21, pin end 22, connection song
The jointing 23 of crankcase ventilation pipe 21 and pin end 22.Heating subsystem 30 includes heating device 31, gives the confession of heating device 31
First power supply unit 32 of electricity and the control device 33 powered for controlling the first power supply unit 32 to heating device 31.Into one
Referring to fig. 2, heating device 31 includes at least the heating module 311 connecting with the first power supply unit 32 to step, and heating module 311 is direct
Or thermal energy is provided for crankcase ventilation pipeline indirectly.
In one embodiment, referring to fig. 2, heating device 31 further includes connecting to realize heat transfer with heating module 311
Metalwork 312 is heated, metalwork 312 is heated as crankcase ventilation pipeline and thermal energy is provided.
Further, heating module 311 is heating resistor.Heating resistor temperature of itself when being powered increases, and generates heat
Amount, and conduct heat to heating metalwork 312.Optionally, heating module 311 is thermistor, and thermistor is in temperature liter
Up to certain temperature when, resistance increase, heating efficiency reduce, can avoid crankcase bleed pipe 21 temperature it is excessively high.At other
In embodiment, heating module 311 can also use other heating resistors.
In one embodiment, the inside of jointing 23 is arranged in heating module 311, and the heating setting of metalwork 312 exists
The outside of crankcase bleed pipe 21, for heating crankcase bleed pipe 21.Metalwork 312 is heated to the outer of crankcase bleed pipe 21
Wall, which carries out heating, increases the temperature of its outer wall, and the outer wall of crankcase bleed pipe 21 conducts heat to crankcase bleed pipe 21 again
Internal gas, so that the temperature of the gas inside crankcase bleed pipe 21 be made to increase.Optionally, heating metalwork 312 is gold
Belong to film, be wrapped on the outer wall of crankcase bleed pipe 21, so as to keep each section of outer wall of crankcase bleed pipe 21 heated
It is relatively uniform.
In one embodiment, heating module 311 is set in jointing 23, and heating metalwork 312 extends to public access
In first 22, heating metalwork 312 is used to heat the pipeline in pin end 22.The temperature of the pipeline of pin end 22 increases, and will be hot
Amount conduction increases the temperature of the gas inside crankcase bleed pipe 21 to the gas inside crankcase bleed pipe 21.Optionally,
Heating metalwork 312 is metal bar.Really, in other embodiments, heating metalwork 312 is also possible to sheet metal, or is applicable in
In the other shapes or structure that conduct heat in 21 pipeline of crankcase bleed pipe.
Wherein, heating module 311 can be electrically connected by cable with the first power supply unit 32.In other embodiments, referring to
Fig. 3, heating device 31 may also include the heating terminal 313 being electrically connected with heating module 311, and heating module 311 passes through fire end
Son 313 is connect with the first power supply unit 32.
In one embodiment, heating module 311 includes at least the carbon film being electrically connected with the first power supply unit 32, and carbon film is
Crankcase ventilation pipeline provides thermal energy.Carbon film can be electrically connected by cable with the first power supply unit 32, can also be by heating terminal
It is electrically connected with the first power supply unit 32.Carbon film temperature when being powered increases, and generates heat, and conduct heat to crankcase ventilation
Pipeline.Directly crankcase ventilation pipeline is heated using carbon film, simplifies the structure of heating device.
Further, carbon film is wrapped in the outer wall of crankcase bleed pipe 21, to crankcase bleed pipe 21 when carbon film is powered
Outer wall, which carries out heating, increases the temperature of its outer wall, and the outer wall of crankcase bleed pipe 21 conducts heat to crankcase bleed pipe again
Gas inside 21.
In one embodiment, the first power supply unit 32 is and the concatenated relay of power supply.When relay is opened, power supply
It is powered by relay to heating device 31.In other embodiments, the first power supply unit 32 is also possible to power supply.
In one embodiment, heating device 31 and the first power supply unit 32 form the first circuit, control device 33 and the
One power supply unit 32 forms second servo loop, and the first circuit and second servo loop are in parallel.Control device 33 is by control first for Denso
It sets 32 to be opened or closed in the first loop to control the closing or opening in the first circuit, so that the first power supply unit 32 of control is
It is no to power to heating device 31.When control device 33, which controls the first power supply unit 32, to be opened, the first circuit closed, the first power supply
Device 32 is powered to heating device 31；When control device 33, which controls the first power supply unit 32, closes, the first circuit is disconnected, and first
Power supply unit 32 stops powering to heating device 31.In other embodiments, heating device 31, the first power supply unit 32 and control
Device 33 can also form a circuit.Control device 33 is controlled back by opening or closing for first power supply unit 32 of control
The closing or opening on road, so that whether the first power supply unit of control 32 powers to heating device 31.
In one embodiment, crankcase ventilation pipeline system 10 may also include the temperature connecting with 33 signal of control device
Sensor (not shown).Wherein, temperature sensor may be provided at crankcase bleed pipe 21 outside or internal.Work as temperature sensor
It is arranged at 21 outside of crankcase bleed pipe, detects the temperature of environment locating for crankcase ventilation pipeline system 10.When temperature passes
Sensor is arranged at 21 inside of crankcase bleed pipe, detects the temperature in 21 pipe of crankcase bleed pipe.Control device 33 is according to temperature
The temperature that degree sensor detects controls the first power supply unit 32 and powers to heating device 31.When the temperature that temperature sensor detects
When degree is lower than the first temperature threshold, control device 33 controls the first power supply unit 32 and powers to heating device 31；Work as temperature sensing
When the temperature that device detects is higher than second degree of threshold value, control device 33, which controls the first power supply unit 32, to be stopped supplying to heating device 31
Electricity.Wherein, the first temperature threshold and second temperature threshold value can be set by the user, or be set by manufacturer.
In one embodiment, crankcase ventilation pipeline system 10 further includes for judging crankcase ventilation pipeline system 10
The diagnostic subsystem 40 whether disconnected.
Further, diagnostic subsystem 40 includes connection switch 41, detection resistance 42, the second power supply unit 43 and judgement
Device 44, wherein connection switch 41 is used to detect the state that pin end 22 is disconnected or connect with jointing 23.Connection switch 41,
Detection resistance 42, the second power supply unit 43 and judgment means 44 are formed into a loop.Diagnostic subsystem 40 detect pin end 22 with connect
Connector 23 disconnects or the principle of the state of connection is as follows: when pin end 22 is connect with jointing 23, connection switch 41 is closed,
The circuit closed that connection switch 41, detection resistance 42, the second power supply unit 43 and judgment means 44 are formed, then judgment means 44 can
It detects the voltage or current in circuit, and then can determine that pin end 22 is connect with jointing 23；When pin end 22 and even
When connector 23 disconnects, connection switch 41 is disconnected, connection switch 41, detection resistance 42, the second power supply unit 43 and judgment means
44 circuits formed disconnect, and judgment means 44 can't detect the voltage or current in circuit, and then determine pin end 22 and connect
Connector 23 disconnects.In one embodiment, the second power supply unit 43 and judgment means 44 can be integrated into ECU (Electronic
Control Unit, electronic control unit).When the circuit closed of diagnostic subsystem 40 and ECU normal work, detection resistance 42
A part of voltage is respectively separated with the resistance in ECU, then the voltage value that ECU is detected centainly is less than the total voltage value of ECU offer.When
When ECU short circuit, even if connection switch 41 disconnects, the voltage value that ECU is detected may be the voltage value that it is provided.Therefore, circuit
The setting of middle detection resistance 42 avoids so that above-mentioned two situations can be distinguished by voltage value that ECU is detected because ECU is short
The case where judging incorrectly caused by road.In other embodiments, the second power supply unit 43 and judgment means 44 are also possible to two
Device.
Further, in one embodiment, connection switch 41 is set in jointing 23.In an exemplary implementation
In example, the accommodating chamber (not shown) for accommodating pin end 22 is provided in jointing 23, connection switch 41 is at least partially disposed at appearance
It receives intracavitary, thus when pin end 22 is inserted into jointing 23, touches connection switch 41 and be closed connection switch 41.This
In one embodiment, one end of crankcase bleed pipe 21 is connect by jointing 23 with pin end 22, and weldering can be used in the other end
It connects or mode that other are detachably connected is attached with pin end 22.In other embodiments, referring to fig. 4 to Fig. 7, crankshaft
The both ends of case ventilation duct 21 pass through jointing 23 respectively and connect with pin end 22.Accordingly, diagnostic subsystem 40 and heating
Also there are many forms for the arrangement of system 30.
In one embodiment, diagnostic subsystem 40 includes two connection switches 41, and two connection switches 41 are respectively set
In the jointing 23 at 21 both ends of crankcase bleed pipe, two connection switches 41, detection resistance 42,43 and of the second power supply unit
Judgment means 44 are formed into a loop.It is arranged by connecing switch 41 for two of diagnostic subsystem 40 in two jointings 23
It is interior, can disconnection or connection status to the jointing 23 being connect with 21 both ends of crankcase bleed pipe with pin end 22 sentence
It is disconnected.Wherein, the number of connection switch 41 is not limited to two, and in other embodiments, the number of connection switch 41 is also possible to
One or more than two.In another embodiment, crankcase ventilation pipeline system 10 may also comprise two diagnostic subsystems
40, the connection switch 41 of two diagnostic subsystems 40 is separately positioned in the jointing 23 at 21 both ends of crankcase bleed pipe.
In one embodiment, referring to fig. 4, crankcase ventilation pipeline system 10 includes two heating subsystems 30, each
A heating subsystem 30 includes a heating device 31, two heating subsystems 30 company with 21 both ends of crankcase bleed pipe respectively
Connector 23 cooperates.Wherein, the heating device 31 of two heating subsystems 30 can be separately positioned in corresponding jointing 23,
The heating metalwork 312 of heating device 31 extends in pin end 22.It, can be simultaneously to song by the way that two heating subsystems 30 are arranged
The pipeline of the pin end 22 at 21 both ends of crankcase ventilation pipe is heated, and the efficiency of heating is improved.Wherein, of heating subsystem 30
Number is not limited to embodiment shown in Fig. 3, and in other embodiments, the number of heating subsystem 30 can also more than two.
In one embodiment, referring to Fig. 5, crankcase ventilation pipeline system 10 includes a heating subsystem 30, heating
The heating device 31 of subsystem 30 and the jointing 23 of 21 either end of crankcase bleed pipe cooperate.Wherein, two heating subsystems
The heating device 31 of system 30 can be separately positioned in corresponding jointing 23, and the heating metalwork 312 of heating device 31 extends
Into pin end 22.By the way that a heating subsystem 30 is arranged, the structure of crankcase ventilation pipeline system 10 can be simplified.
In one embodiment, referring to Fig. 6, crankcase ventilation pipeline system 10 includes a heating subsystem 30, heating
Subsystem 30 includes two heating devices 31, two heating devices 31, the first power supply unit 32 series connection forming circuit, two heating
Device 31 cooperates with the jointing 23 at 21 both ends of crankcase bleed pipe respectively.The heating metalwork 312 of two heating devices 31
It extends in pin end 22.By two heating devices 31 of a heating subsystem 30 can simultaneously to crankcase bleed pipe 21 into
Row heating, improves the efficiency of heating.Wherein, the number of heating device 31 is not limited to embodiment shown in fig. 5, in other implementations
In example, the number of heating device 31 can also more than two.
In one embodiment, referring to Fig. 7, crankcase ventilation pipeline system 10 includes a heating subsystem 30, heating
Subsystem 30 includes a heating device 31, and heating device 31 and crankcase bleed pipe 21 cooperate.Wherein, heating device 31 is arranged
In the outside of crankcase bleed pipe 21, heats metalwork 312 and be located on the outer wall of crankcase bleed pipe 21, it is directly logical to crankcase
Air hose 21 is heated.
In the embodiment of the present application, heating subsystem 30 and diagnostic subsystem that crankcase ventilation pipeline system 10 includes
40 quantity can be one or more, the company that the heating device 31 and diagnostic subsystem 40 that heating subsystem 30 includes include
The quantity for connecing switch 41 can be one or more, however it is not limited to situation as shown in the figure.
Crankcase ventilation pipeline system 10 provided by the present application is given by the first power supply unit 32 of control of control device 33 and is added
Thermal 31 is powered, and heats heating device 31 to crankcase ventilation pipeline, to make the temperature of crankcase bleed pipe 21
It increases, the vapor icing that can avoid in crankcase bleed pipe 21 causes crankcase bleed pipe 21 to block, to guarantee crankcase
Ventilation duct 21 works normally.
Present invention also provides a kind of vehicles, including crankcase and above-mentioned crankcase ventilation pipeline system.Wherein, crankshaft
Case is connected to the crankcase bleed pipe of crankcase ventilation pipeline system.
In one embodiment, which includes battery, and the first power supply unit is electrically connected with battery, is supplied by battery
Electricity.
In one embodiment, the first power supply unit of crankcase ventilation pipeline system is and the concatenated relay of battery
Device.
The gas in crankcase can be discharged for vehicle provided by the present application, crankcase ventilation pipeline system, guarantee engine
It works normally.
The above is only the preferred embodiment of the application, not does limitation in any form to the application, though
Right the application has been disclosed in a preferred embodiment above, however is not limited to the application, any technology people for being familiar with this profession
Member, in the range of not departing from technical scheme, when the technology contents using the disclosure above are modified or are repaired
Decorations are the equivalent embodiment of equivalent variations, but all contents without departing from technical scheme, the technology according to the application are real
Matter any simple modification, equivalent change and modification to the above embodiments, still fall within the range of technical scheme
It is interior.
This patent document disclosure includes material protected by copyright.The copyright is all for copyright holder.Copyright
Owner does not oppose the patent document in the presence of anyone replicates the proce's-verbal of Patent&Trademark Office and archives or should
Patent discloses.
Claims (18)
1. a kind of crankcase ventilation pipeline system, it is characterised in that: including crankcase ventilation pipeline and for logical to crankcase
The heating subsystem of air pipe line heating；Wherein the crankcase bleed pipe road includes crankcase bleed pipe, pin end, described in connection
The jointing of crankcase bleed pipe and the pin end；The heating subsystem includes heating device, to the heating device
First power supply unit of power supply, and the control device powered for controlling first power supply unit to the heating device；
The heating device includes at least the heating module being electrically connected with first power supply unit, and the heating module is direct or indirect
Ground provides thermal energy for the crankcase ventilation pipeline.
2. crankcase ventilation pipeline system according to claim 1, it is characterised in that: the heating device further includes and institute
The heating metalwork that heat transfer is realized in heating module connection is stated, the heating metalwork provides heat for the crankcase ventilation pipeline
Energy.
3. system as claimed in claim 2, it is characterised in that: the heating module is set in the jointing, described
The outside of the crankcase bleed pipe is arranged in heating metalwork, for heating the crankcase bleed pipe.
4. system as claimed in claim 3, it is characterised in that: the heating metalwork is metallic film, is wrapped in crankcase
On the outer wall of ventilation duct.
5. system as claimed in claim 2, it is characterised in that: the heating module is set in the jointing, described
Heating metalwork extends in the pin end, for heating the pipeline in the pin end.
6. the system as claimed in claim 1, it is characterised in that: the heating module includes at least and first power supply unit
The carbon film of connection, the carbon film provide thermal energy for the crankcase ventilation pipeline.
7. system as claimed in claim 6, it is characterised in that: the carbon film is wrapped in the outer wall of the crankcase bleed pipe
On.
8. the system as claimed in claim 1, it is characterised in that: the crankcase bleed pipe both ends pass through the jointing
It is connect with the pin end；The heating subsystem includes at least two, respectively and described in the crankcase bleed pipe both ends
Jointing cooperation.
9. the system as claimed in claim 1, it is characterised in that: the heating device include at least two=it is a, be separately positioned on
In the jointing at the crankcase bleed pipe both ends；At least two heating devices, power supply unit series connection shape
At circuit.
10. the system as claimed in claim 1, it is characterised in that: the heating device and first power supply unit form the
Primary Ioops, the control device and first power supply unit form second servo loop, first circuit and the second servo loop
It is in parallel.
11. system as described in claim 1, it is characterised in that: the system also includes connect with the control device signal
The outside or inside of the crankcase bleed pipe is arranged in the temperature sensor connect, the temperature sensor；The temperature sensing
The temperature that device will test is sent to the control device；The temperature that the control device receives is lower than the first temperature threshold
When, it controls first power supply unit and powers to the heating device；The temperature that the control device receives is higher than the second temperature
When spending threshold value, controls first power supply unit and stop powering to the heating device.
12. the system as described in any one of claim 1 to 11, it is characterised in that: the system also includes for judging institute
State the diagnostic subsystem whether crankcase ventilation pipeline system disconnects.
13. system as claimed in claim 12, it is characterised in that: the diagnostic subsystem include connection switch, detection resistance,
Second power supply unit and judgment means, the connection switch, the detection resistance, second power supply unit and described sentence
Disconnected device forming circuit, wherein the connection switch is for detecting the shape that the pin end is disconnected or connect with the jointing
State.
14. system as claimed in claim 13, it is characterised in that: the connection switch is set in the jointing.
15. system as claimed in claim 14, it is characterised in that: the crankcase bleed pipe both ends pass through described connect
Head is connect with the pin end；The connection switch includes at least two, is separately positioned on the crankcase bleed pipe both ends
In the jointing, at least two connection switches, the detection resistance, second power supply unit and judgement dress
Set forming circuit.
16. a kind of vehicle, including crankcase, it is characterised in that: the vehicle further includes such as institute in any one of claim 1 to 15
The crankcase ventilation pipeline system stated.
17. vehicle as claimed in claim 16, it is characterised in that: the vehicle includes battery, first power supply unit
It is electrically connected with battery, by storage battery power supply.
18. vehicle as claimed in claim 17, it is characterised in that: first power supply unit is concatenated with the battery
Relay.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820709160.7U CN208184813U (en) | 2018-05-11 | 2018-05-11 | crankcase ventilation pipeline system and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820709160.7U CN208184813U (en) | 2018-05-11 | 2018-05-11 | crankcase ventilation pipeline system and vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208184813U true CN208184813U (en) | 2018-12-04 |
Family
ID=64430265
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820709160.7U Active CN208184813U (en) | 2018-05-11 | 2018-05-11 | crankcase ventilation pipeline system and vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208184813U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
-
2018
- 2018-05-11 CN CN201820709160.7U patent/CN208184813U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN112282891B (en) * | 2019-07-25 | 2022-02-22 | 长城汽车股份有限公司 | Crankcase ventilation control method and crankcase ventilation system |
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