CN110118113A - Crankcase ventilation tube assembly and its installation method - Google Patents
Crankcase ventilation tube assembly and its installation method Download PDFInfo
- Publication number
- CN110118113A CN110118113A CN201910458607.7A CN201910458607A CN110118113A CN 110118113 A CN110118113 A CN 110118113A CN 201910458607 A CN201910458607 A CN 201910458607A CN 110118113 A CN110118113 A CN 110118113A
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- China
- Prior art keywords
- conducting wire
- ventilation tube
- resistance
- tube body
- pull
- Prior art date
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Classifications
-
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/627—Snap or like fastening
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/629—Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure electrical locking indicators, manufacturing tolerances
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/70—Insulation of connections
- H01R4/72—Insulation of connections using a heat shrinking insulating sleeve
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Exhaust Silencers (AREA)
Abstract
This crankcase ventilation tube assembly includes crankshaft ventilation tube body, and the heat-shrink tube being set on crankshaft ventilation tube body, further includes resistance, and resistance is fixed between the external wall of crankshaft ventilation tube and pyrocondensation inside pipe wall；Conducting wire one, conducting wire one are located between the external wall of crankshaft ventilation tube and pyrocondensation inside pipe wall, and one end of conducting wire one is connect with resistance, and the other end of conducting wire one extends to outside one end of heat-shrink tube；Conducting wire two, conducting wire two are located between the external wall of crankshaft ventilation tube and pyrocondensation inside pipe wall, one end of conducting wire two by can pull-off bindiny mechanism connect with resistance, the other end of conducting wire two extends to outside the other end of crankshaft ventilation tube body；The extension end of conducting wire one is connect with electronic control unit；The extension end of conducting wire two is connect with electronic control unit.
Description
Technical field
The invention belongs to crankshaft ventilation tube technical field more particularly to crankcase ventilation tube assembly and its installation methods.
Background technique
Crankcase ventilation includes gravity-flow ventilation and forced ventilation.Petrol engine is frequently with forced action type crankcase ventilation, again
Claim Pcv system.National emission regulation regulation: crankcase gas blowby can not be discharged into atmosphere, in order to avoid cause atmosphere pollution.Therefore, as
PCV system, it is necessary to use ventilation duct, the gas after oil and gas separating system is separated imports engine charge system
It unites and participates in burning, this channel is exactly by crankcase ventilation pipe.
After crankcase bleed pipe is mounted, while the car is driving, it is existing that pull-off can inevitably occur for crankcase bleed pipe
As, and existing detection method goes to detect using the contact of microswitch, or is detected using the electrical on-off in menifold,
It can satisfy requirement to above-mentioned scheme to a certain extent, and still, its overall structure of above-mentioned scheme is complex, together
When, above-mentioned detection mode is complex, higher cost.
Summary of the invention
Regarding the issue above, the present invention provides the crankcase that a kind of structure is simple and detection is simple, at low cost
Ventilating pipe component and its installation method.
In order to achieve the above objectives, present invention employs following technical proposals: this crankcase ventilation tube assembly includes being connected to
Crankshaft ventilation tube body between engine and inlet manifold, and the heat-shrink tube being set on crankshaft ventilation tube body further include
Resistance, resistance are fixed between the external wall of crankshaft ventilation tube and pyrocondensation inside pipe wall；
Conducting wire one, conducting wire one are located between the external wall of crankshaft ventilation tube and pyrocondensation inside pipe wall, one end of conducting wire one and resistance
Connection, the other end of conducting wire one extend to outside one end of heat-shrink tube；
Conducting wire two, conducting wire two are located between the external wall of crankshaft ventilation tube and pyrocondensation inside pipe wall, and one end of conducting wire two passes through can
Pull-off bindiny mechanism and resistance connect and the pull-out force between conducting wire two and resistance is in 50N/m or more, and the other end of conducting wire two prolongs
Outside length to the other end of crankshaft ventilation tube body；
The extension end of conducting wire one is connect with electronic control unit and the extension of conducting wire one is in be tightened up state；Conducting wire
Two extension end is connect with electronic control unit and the extension of conducting wire two is in the state that is tightened up, and works as crankshaft ventilation tube body
The mutual pull-off of conducting wire two and/or conducting wire one and resistance described in when opposite engine and/or inlet manifold pull-off disconnects.
In above-mentioned crankcase ventilation tube assembly, the resistance is located at the middle part of crankshaft ventilation tube body, conducting wire one from
The curved stretching into one end of crankshaft ventilation tube body of the middle part of crankshaft ventilation tube body, conducting wire two is from the middle part of crankshaft ventilation tube body to song
Curved stretching in the other end of axis ventilation tube body.
In above-mentioned crankcase ventilation tube assembly, it is described can pull-off bindiny mechanism include being connected to conducting wire two and resistance
Between crimping tubular terminal, crimping tubular terminal be crushed after force conducting wire two, resistance and crimping tubular terminal is connected to one
It rises.
It further include the pyrocondensation protection for being set in conducting wire two and conducting wire one and holding in opposite directions in above-mentioned crankcase ventilation tube assembly
Pipe, resistance and crimping tubular terminal are placed in pyrocondensation protecting tube, and this structure can prevent electric leakage etc. accident.
Alternatively scheme, in above-mentioned crankcase ventilation tube assembly, described two one end of conducting wire stretches to pressure
In connect cylinder shape terminal, crimping tubular terminal sleeve crimps after tubular terminal is crushed in resistance one end and forces conducting wire two, resistance and pressure
Connect cylinder shape terminal links together.
In above-mentioned crankcase ventilation tube assembly, described two one end of conducting wire is stretched in crimping tubular terminal, resistance
In partial insertion to crimping tubular terminal, crimping tubular terminal forces conducting wire two, resistance and crimping tubular terminal to connect after being crushed
It is connected together.
Passing through in above-mentioned crankcase ventilation tube assembly, between one end and resistance of the conducting wire one can pull-off connection
Mechanism connection；The one end of conducting wire 1 far from resistance by can pull-off bindiny mechanism be connected with O shape terminal 51, it is separate in conducting wire 26
One end of resistance by can pull-off bindiny mechanism be connected with U-shaped terminal 61.
Can pull-off bindiny mechanism include crimping tubular terminal, crimping tubular terminal be connected as a single entity structure with O shape terminal 51,
Then it is connected again by flattening crimping tubular terminal and conducting wire 1；Or U-shaped terminal 61 is linked together formula with tubular terminal is crimped
Then structure is connected by flattening crimping tubular terminal and conducting wire 26 again.Pull-out force is in 50N/m or more.
In above-mentioned crankcase ventilation tube assembly, it is arranged with glass fibre respectively on the conducting wire one and conducting wire two
Pipe is arranged with clip, one of clip and conducting wire one at the both ends of crankshaft ventilation tube body respectively and is connected by tightening structure one,
Another clip and conducting wire two are connected by tightening structure two.
It is described to tighten one structure of structure and tighten the structure phase of structure two in above-mentioned crankcase ventilation tube assembly
Together, including the fixation whippletree being arranged on clip and a band, band loop around fixed whippletree and is bundled fiberglass pipe
On fixed whippletree.
The installation method of this crankcase ventilation tube assembly includes the following steps:
A, it stocks up: conducting wire one, conducting wire two, resistance, heat-shrink tube, crankshaft ventilation tube body and two fiberglass pipes is fixed on
Together；
The technique for fixing includes the following steps:
A1, conducting wire one and conducting wire two are respectively penetrated to fiberglass pipe；
A2, resistance is connected between conducting wire one and conducting wire two, between resistance and conducting wire one and conducting wire two and resistance it
Between respectively by can pull-off bindiny mechanism connection；
A3, fiberglass pipe and crankshaft ventilation tube body are penetrated to heat-shrink tube, resistance is located in crankshaft ventilation tube body
Portion, the curved stretching into one end of crankshaft ventilation tube body from the middle part of crankshaft ventilation tube body of conducting wire one, conducting wire two is from crankshaft ventilation tube
The curved stretching into the other end of crankshaft ventilation tube body of the middle part of body；
A4, high temperature furnace baking is put into, heat-shrink tube diminution forces conducting wire one, conducting wire two and resistance to be fixed；
B, it installs: one end of crankshaft ventilation tube body is connected to the engine, the other end of crankshaft ventilation tube body is connected
On inlet manifold, the extension end of conducting wire one is connect with electronic control unit and the extension of conducting wire one is in be tightened up shape
State；The extension end of conducting wire two is connect with electronic control unit and the extension of conducting wire two is in be tightened up state, and work as crankshaft
Conducting wire two and/or conducting wire one and the mutual pull-off of resistance described in when ventilation tube body opposite engine and/or inlet manifold pull-off is disconnected
Open, or when crankshaft ventilation tube body opposite engine and/or inlet manifold pull-off described in O shape terminal and conducting wire one mutually pull out
It is de- to disconnect；Or when crankshaft ventilation tube body opposite engine and/or inlet manifold pull-off described in U-shaped terminal and conducting wire two-phase
Mutual pull-off disconnects, that is, completes installation.
It is, of course, also possible to be that O shape terminal and the pull-off simultaneously of U-shaped terminal disconnect.
In the installation method of above-mentioned crankcase ventilation tube assembly, further include between above-mentioned a1 to a2 step, it will
Pyrocondensation protective jacket covers on resistance, and resistance is located at the middle part of pyrocondensation protective jacket.
Compared with prior art, this crankcase ventilation tube assembly and its advantages of installation method, are:
On-off, sebific duct pull-off are controlled using conductor length, conducting wire must be pulled apart, and entire circuit disconnects, and can also realize
Pull-off timely feedbacks, and the missing and pull-off for avoiding crankcase bleed pipe lead to not the environmental requirement for meeting current country.
Secondly, whole structure is simpler, and cost is also lower.
Detailed description of the invention
Fig. 1 is the installation condition schematic diagram that this crankcase ventilation tube assembly provides.
Fig. 2 is the block diagram that this crankcase ventilation tube assembly provides.
Fig. 3 is the block diagram after Fig. 2 removal electronic control unit.
Fig. 4 be this crankcase ventilation tube assembly provide can pull-off bindiny mechanism structural schematic diagram.
Fig. 5 is two structural schematic diagram of embodiment that this crankcase ventilation tube assembly provides.
Fig. 6 is the installation procedure block diagram that this crankcase ventilation tube assembly provides.
Fig. 7 is the schematic perspective view that this crankcase ventilation tube assembly provides.
Fig. 8 is another viewing angle constructions schematic diagram that this crankcase ventilation tube assembly provides.
In figure, engine 11, inlet manifold 12, crankshaft ventilation tube body 2, clip 21, fixed whippletree 22, band 23, pyrocondensation
Pipe 3, resistance 4, conducting wire 1, O shape terminal 51, conducting wire 26, U-shaped terminal 61, can pull-off bindiny mechanism 7, crimping tubular terminal 71,
Electronic control unit 8, pyrocondensation protecting tube 9, fiberglass pipe 10.
Specific embodiment
Below be invention specific embodiment and in conjunction with attached drawing, technical scheme of the present invention will be further described, but
Invention is not limited to these embodiments.
Embodiment one
As shown in Fig. 1 and Fig. 7-8, this crankcase ventilation tube assembly includes being connected between engine 11 and inlet manifold 12
Crankshaft ventilation tube body 2, and the heat-shrink tube 3 being set on crankshaft ventilation tube body 2, crankshaft ventilation tube body 2 is rubber tube, crankshaft
Tube body 2 of divulging information includes the linear interlude of intermediate trend, and is connected between the bending section at section both ends.
Heat-shrink tube 3 reduces after high temperature and cooling, can form the effect of protection and fixed all parts.
The length for being shorter in length than crankshaft ventilation tube body 2 of heat-shrink tube 3, in this way can be in order to the installation of crankshaft ventilation tube body 2
It is fixed.
Picture 1-4 and shown in Fig. 7-8,
It further include resistance 4, resistance 4 is the resistance of 2K Ω, and resistance 4 is fixed in 2 outer wall of crankshaft ventilation tube body and heat-shrink tube 3
Between wall；
Conducting wire 1, conducting wire 1 are located between 3 inner wall of 2 outer wall of crankshaft ventilation tube body and heat-shrink tube, one end of conducting wire 1 with
Resistance 4 connects, and the other end of conducting wire 1 extends to outside one end of heat-shrink tube 3；Conducting wire 26, conducting wire 26 are located at crankshaft ventilation tube
Between 3 inner wall of 2 outer wall of body and heat-shrink tube, one end of conducting wire 26 by can pull-off bindiny mechanism 7 connect with resistance 4 and conducting wire 26
In 50N/m or more, the other end of conducting wire 26 extends to outside the other end of crankshaft ventilation tube body 2 pull-out force between resistance 4；
The extension end of conducting wire 1 is connect with electronic control unit 8 and the extension of conducting wire 1 is in be tightened up state；
The extension end of conducting wire 26 is connect and in the extension of conducting wire 26 in the state that is tightened up with electronic control unit 8, and when song
Conducting wire 26 and the mutual pull-off of resistance 4 described in when axis ventilation 2 opposite engine 11 of tube body and/or 12 pull-off of inlet manifold disconnect.
Prioritization scheme, the resistance 4 of the present embodiment are located at the middle part of crankshaft ventilation tube body 2, and conducting wire 1 is from crankshaft ventilation tube body
The curved stretching into one end of crankshaft ventilation tube body 2 of 2 middle part, conducting wire 26 is from the middle part of crankshaft ventilation tube body 2 to crankshaft ventilation tube
Curved stretching in the other end of body 2.
Specifically, as shown in figure 4, the present embodiment can pull-off bindiny mechanism 7 include be connected to conducting wire 26 and resistance 4 it
Between crimping tubular terminal 71, crimping tubular terminal 71 be crushed after force conducting wire 26, resistance 4 and crimping tubular terminal 71 connect
It is connected together.
26 one end of conducting wire stretches in crimping tubular terminal 71, crimps 71 sets of tubular terminal in 4 one end of resistance, crimp barrel
Shape terminal 71 forces conducting wire 26, resistance 4 and crimping tubular terminal 71 to link together after being crushed.
It can the connection of pull-off bindiny mechanism 7 secondly, passing through between one end and resistance 4 of conducting wire 1.It can pull-off bindiny mechanism 7
Including the crimping tubular terminal 71 being connected between conducting wire 1 and resistance 4, crimps after tubular terminal 71 is crushed and force conducting wire one
5, resistance 4 and crimping tubular terminal 71 link together.
In addition, as shown in Figure 1 and Figure 4, fiberglass pipe 10 is arranged with respectively on conducting wire 1 and conducting wire 26, in crankshaft
The both ends of ventilation tube body 2 are arranged with clip 21, one of clip 21 and conducting wire 1 respectively and are connected by tightening structure one, separately
An outer clip 21 and conducting wire 26 are connected by tightening structure two.
Specifically, the present embodiment to tighten one structure of structure identical with the structure for tightening structure two, including be arranged in clip
Fixation whippletree 22 and a band 23 on 21, band 23 are bundled in solid around fixed whippletree 22 and by fiberglass pipe 10
Determine on whippletree 22.
In addition, the one end of conducting wire 1 far from resistance by can pull-off bindiny mechanism be connected with O shape terminal 51, in conducting wire 26
Far from resistance one end by can pull-off bindiny mechanism be connected with U-shaped terminal 61.The one end of conducting wire 1 far from resistance is by that can pull out
De- bindiny mechanism be connected in O shape terminal 51 can pull-off bindiny mechanism structure and one end of conducting wire 26 by can pull-off connect
Mechanism 7 and resistance 4 connect in can 7 structure of pull-off bindiny mechanism it is identical, equally, pass through in conducting wire 26 far from one end of resistance
Can pull-off bindiny mechanism be connected in U-shaped terminal 61 can pull-off bindiny mechanism structure and conducting wire 26 one end by can pull-off
Bindiny mechanism 7 and resistance 4 connect in can 7 structure of pull-off bindiny mechanism it is identical.
It further include the pyrocondensation protecting tube 9 for being set in conducting wire two and conducting wire one and holding in opposite directions, resistance and crimping tubular terminal are placed in
In pyrocondensation protecting tube, such case can prevent electric leakage etc. accident.
Picture 1-4 and shown in Fig. 6,
The installation method of this crankcase ventilation tube assembly includes the following steps:
A, it stocks up: by conducting wire 1, conducting wire 26, resistance 4, heat-shrink tube 3, crankshaft ventilation tube body 2 and two fiberglass pipes
10 are fixed together；
The technique for fixing includes the following steps:
A1, conducting wire 1 and conducting wire 26 are respectively penetrated to fiberglass pipe 10；
A2, resistance 4 is connected between conducting wire 1 and conducting wire 26, between resistance 4 and conducting wire 1 and conducting wire 26 with
Passing through respectively between resistance 4 can the connection of pull-off bindiny mechanism 7；
Further include between above-mentioned a1 to a2 step, by 9 sets of pyrocondensation protective jacket on resistance 4 or conducting wire one one
On end or on one end of conducting wire two, resistance 4 is located at the middle part of pyrocondensation protective jacket 9.
A3, fiberglass pipe 10 and crankshaft ventilation tube body 2 are penetrated to heat-shrink tube 3, resistance 4 is located at crankshaft ventilation tube body
2 middle part, the curved stretching into one end of crankshaft ventilation tube body 2 from the middle part of crankshaft ventilation tube body 2 of conducting wire 1, conducting wire 26 is from song
Middle part curved stretching into the other end of crankshaft ventilation tube body 2 of axis ventilation tube body 2；
One end end face of pyrocondensation protective jacket 9 and one end end face of a wherein fiberglass pipe 10 coincide, pyrocondensation protective jacket 9
The other end face and an other fiberglass pipe 10 one end end face coincide.
A4, high temperature furnace baking is put into, the diminution of heat-shrink tube 3 forces conducting wire 1, conducting wire 26 and resistance 4 fixed；
B, it installs: one end of crankshaft ventilation tube body 2 being connected on engine 11, by the other end of crankshaft ventilation tube body 2
It is connected on inlet manifold 12, the extension end of conducting wire 1 is connect with electronic control unit 8 and the extension of conducting wire 1 is in
It is tightened up state；The extension end of conducting wire 26 connect with electronic control unit 8 and is in be tightened up in the extension of conducting wire 26
State, and when 2 opposite engine 11 of crankshaft ventilation tube body and/or 12 pull-off of inlet manifold described in conducting wire 26 and/or conducting wire
One 5 disconnect with the mutual pull-off of resistance 4, that is, complete installation.
Electronic control unit is ECU unit, is the prior art.
In above-mentioned step B, the conducting wire 1 is connected with O shape terminal 51 far from one end of resistance, in conducting wire 26
One end far from resistance is connected with U-shaped terminal 61.
In above-mentioned step A, the technique for fixing further include:
A5, pass through glue point respectively at the both ends of crankshaft ventilation tube body 2 and be connected with clip 21, and the engaging lug of two clips 21
Towards unanimously, this structure can form the limitation and fixation of outlet angle to conducting wire, and avoiding conducting wire Free Slosh causes
Line length variation.
Clip 21 is sticked in glue point, and glue point drips Jiao Zui when dripping glue and carries out dispensing perpendicular to crankshaft ventilation tube body 2.
In addition, binding strap, it can be ensured that the outlet direction of conducting wire, at the same time it can also avoid conducting wire from freely extending.
In the present embodiment
O-shaped terminal is connected with the ground of ECU, and U-shaped terminal is also that 2K Ω is connected to ECU power supply by pull-up resistor.
When entire circuit is completely connected, V out output is 2.5V,
When circuit breaker, V out output is 5V,
When short circuit, V out output is 0V.
On-off, sebific duct pull-off are controlled using conductor length, conducting wire must be pulled apart, and entire circuit disconnects, and can also realize
Pull-off timely feedbacks, and the missing and pull-off for avoiding crankcase bleed pipe lead to not the environmental requirement for meeting current country.
Secondly, whole structure is simpler, and cost is also lower.
Embodiment two
The working principle and structure of the present embodiment are basically the same as the first embodiment, and different structures is:
As shown in figure 5, described 26 one end of conducting wire stretches in crimping tubular terminal 71,4 partial insertion of resistance to crimping
In tubular terminal 71, crimping tubular terminal 71 forces conducting wire 26, resistance 4 and crimping tubular terminal 71 to be connected to one after being crushed
It rises.
Embodiment three
The working principle and structure of the present embodiment are basically the same as the first embodiment, and different structures is: when crankshaft is divulged information
O shape terminal and the mutual pull-off of conducting wire one described in when 2 opposite engine 11 of tube body and/or 12 pull-off of inlet manifold disconnect.
Example IV
The working principle and structure of the present embodiment are basically the same as the first embodiment, and different structures is: when crankshaft is divulged information
U-shaped terminal and the mutual pull-off of conducting wire two described in when 2 opposite engine 11 of tube body and/or 12 pull-off of inlet manifold disconnect.
Specific embodiment described herein is only an example for the spirit of the invention.The neck of technology belonging to the present invention
The technical staff in domain can make various modifications or additions to the described embodiments or replace by a similar method
In generation, however, it does not deviate from the spirit of the invention or beyond the scope of the appended claims.
Claims (10)
1. crankcase ventilation tube assembly, including the crankshaft ventilation tube body being connected between engine (11) and inlet manifold (12)
(2), and the heat-shrink tube (3) that is set on crankshaft ventilation tube body (2), which is characterized in that further include
Resistance (4), resistance (4) are fixed between crankshaft ventilation tube body (2) outer wall and heat-shrink tube (3) inner wall；
Conducting wire one (5), conducting wire one (5) are located between crankshaft ventilation tube body (2) outer wall and heat-shrink tube (3) inner wall, conducting wire one (5)
One end is connect with resistance (4), and the other end of conducting wire one (5) extends to outside one end of heat-shrink tube (3)；
Conducting wire two (6), conducting wire two (6) are located between crankshaft ventilation tube body (2) outer wall and heat-shrink tube (3) inner wall, conducting wire two (6)
One end by can pull-off bindiny mechanism (7) connect with resistance (4) and the pull-out force between conducting wire two (6) and resistance (4) is in 50N/m
More than, the other end of conducting wire two (6) extends to outside the other end of crankshaft ventilation tube body (2)；
The extension end of conducting wire one (5) is connect with electronic control unit (8) and the extension of conducting wire one (5) is in be tightened up shape
State；The extension end of conducting wire two (6) is connect with electronic control unit (8) and the extension of conducting wire two (6) is in be tightened up state,
And when crankshaft ventilation tube body (2) opposite engine (11) and/or inlet manifold (12) pull-off described in conducting wire two (6) and/or
Conducting wire one (5) and resistance (4) mutually pull-off disconnect.
2. crankcase ventilation tube assembly according to claim 1, which is characterized in that the resistance (4) is logical positioned at crankshaft
The middle part of air hose body (2), the middle part of conducting wire one (5) from crankshaft ventilation tube body (2) is curved into one end of crankshaft ventilation tube body (2) to stretch
Out, conducting wire two (6) curved stretching into the other end of crankshaft ventilation tube body (2) from the middle part of crankshaft ventilation tube body (2).
3. crankcase ventilation tube assembly according to claim 1, which is characterized in that described can pull-off bindiny mechanism (7)
Including the crimping tubular terminal (71) being connected between conducting wire two (6) and resistance (4), crimps after tubular terminal (71) are crushed and compel
Conducting wire two (6), resistance (4) and crimping tubular terminal (71) is set to link together.
4. crankcase ventilation tube assembly according to claim 3, which is characterized in that described conducting wire two (6) one end is protruded into
To crimping tubular terminal (71), crimping tubular terminal (71) is covered in resistance (4) one end, after crimping tubular terminal (71) is crushed
Conducting wire two (6), resistance (4) and crimping tubular terminal (71) is forced to link together.
5. crankcase ventilation tube assembly according to claim 3, which is characterized in that described conducting wire two (6) one end is protruded into
To crimping tubular terminal (71), in resistance (4) partial insertion to crimping tubular terminal (71), crimping tubular terminal (71) is pressed
Conducting wire two (6), resistance (4) and crimping tubular terminal (71) is forced to link together after flat.
6. crankcase ventilation tube assembly according to claim 1, which is characterized in that one end of the conducting wire one (5) with
Passing through between resistance (4) can pull-off bindiny mechanism (7) connection；Conducting wire one (5) passes through far from one end of resistance can pull-off connection machine
Structure is connected with O shape terminal (51), conducting wire two (6) far from resistance one end by can pull-off bindiny mechanism be connected with U-shaped terminal
(61)。
7. crankcase ventilation tube assembly according to claim 1, which is characterized in that the conducting wire one (5) and conducting wire two
(6) fiberglass pipe (10) are arranged on respectively, are arranged with clip (21) respectively at the both ends of crankshaft ventilation tube body (2), wherein
One clip (21) and conducting wire one (5) are connected by tightening structure one, another clip (21) and conducting wire two (6) are by tightening
Structure two connects.
8. crankcase ventilation tube assembly according to claim 7, which is characterized in that described tightens one structure of structure and bundle
The structure of locking structure two is identical, the fixation whippletree (22) including being arranged on clip (21) and a band (23), band
(23) fixed whippletree (22) are surround and fiberglass pipe (10) is bundled on fixed whippletree (22).
9. crankcase ventilation tube assembly according to claim 3, which is characterized in that further include pyrocondensation protecting tube (9), pyrocondensation
Protecting tube (9) is set in the opposite end of conducting wire one (5) and conducting wire two (6) and resistance (4) is located at heat with tubular terminal (71) are crimped
Contracting protecting tube (9) is internal.
10. the installation method of crankcase ventilation tube assembly described in -9 any one according to claim 1, which is characterized in that this
Method includes the following steps:
A, it stocks up: by conducting wire one (5), conducting wire two (6), resistance (4), heat-shrink tube (3), crankshaft ventilation tube body (2) He Lianggen glass
Fibre pipe (10) is fixed together；
The technique for fixing includes the following steps:
A1, conducting wire one (5) and conducting wire two (6) are respectively penetrated to fiberglass pipe (10)；
A2, resistance (4) is connected between conducting wire one (5) and conducting wire two (6), between resistance (4) and conducting wire one (5) and conducting wire
Between two (6) and resistance (4) respectively by can pull-off bindiny mechanism (7) connect；
A3, fiberglass pipe (10) and crankshaft ventilation tube body (2) are penetrated to heat-shrink tube (3), resistance (4) is located at crankshaft ventilation
The middle part of tube body (2), the middle part of conducting wire one (5) from crankshaft ventilation tube body (2) is curved into one end of crankshaft ventilation tube body (2) to stretch
Out, conducting wire two (6) curved stretching into the other end of crankshaft ventilation tube body (2) from the middle part of crankshaft ventilation tube body (2)；
A4, high temperature furnace baking is put into, heat-shrink tube (3) diminution forces conducting wire one (5), conducting wire two (6) and resistance (4) fixed；
B, it installs: one end of crankshaft ventilation tube body (2) being connected on engine (11), by the another of crankshaft ventilation tube body (2)
End is connected on inlet manifold (12), and the extension end of conducting wire one (5) is connect with electronic control unit (8) and conducting wire one (5)
Extension in being tightened up state；The extension end of conducting wire two (6) is connect with electronic control unit (8) and conducting wire two (6)
Extension is in being tightened up state, and when crankshaft ventilation tube body (2) opposite engine (11) and/or inlet manifold (12) pull-off when institute
The conducting wire two (6) and/or conducting wire one (5) stated and resistance (4) mutually pull-off disconnect；Or it is sent out when crankshaft ventilation tube body (2) are opposite
O shape terminal and the mutual pull-off of conducting wire one described in when motivation (11) and/or inlet manifold (12) pull-off disconnect；Or when crankshaft is logical
U-shaped terminal and the mutual pull-off of conducting wire two described in when air hose body (2) opposite engine (11) and/or inlet manifold (12) pull-off is disconnected
It opens, that is, complete installation.
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| CN110118113B CN110118113B (en) | 2024-06-25 |
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| DE102014019144A1 (en) * | 2014-12-19 | 2016-06-23 | Daimler Ag | Crankcase breather for an internal combustion engine, in particular a motor vehicle |
| CN108087058A (en) * | 2017-11-09 | 2018-05-29 | 宁波吉利罗佑发动机零部件有限公司 | A kind of crankcase ventilation tube detection device and method |
| CN108729978A (en) * | 2017-04-25 | 2018-11-02 | 上海侍东汽车科技有限公司 | A kind of crankcase ventilation tube assembly and its monitoring device |
| CN208153092U (en) * | 2017-12-18 | 2018-11-27 | 江西腾勒动力有限公司 | A kind of engine crank case ventilation pipeline structure |
| CN208605242U (en) * | 2018-08-07 | 2019-03-15 | 北京汽车动力总成有限公司 | A kind of crankcase ventilation tube assembly and engine |
| CN209990521U (en) * | 2019-05-29 | 2020-01-24 | 帕萨思汽车零部件（苏州）有限公司 | Crankcase ventilation tube assembly |
-
2019
- 2019-05-29 CN CN201910458607.7A patent/CN110118113B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102014019144A1 (en) * | 2014-12-19 | 2016-06-23 | Daimler Ag | Crankcase breather for an internal combustion engine, in particular a motor vehicle |
| CN108729978A (en) * | 2017-04-25 | 2018-11-02 | 上海侍东汽车科技有限公司 | A kind of crankcase ventilation tube assembly and its monitoring device |
| CN108087058A (en) * | 2017-11-09 | 2018-05-29 | 宁波吉利罗佑发动机零部件有限公司 | A kind of crankcase ventilation tube detection device and method |
| CN208153092U (en) * | 2017-12-18 | 2018-11-27 | 江西腾勒动力有限公司 | A kind of engine crank case ventilation pipeline structure |
| CN208605242U (en) * | 2018-08-07 | 2019-03-15 | 北京汽车动力总成有限公司 | A kind of crankcase ventilation tube assembly and engine |
| CN209990521U (en) * | 2019-05-29 | 2020-01-24 | 帕萨思汽车零部件（苏州）有限公司 | Crankcase ventilation tube assembly |
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| CN110118113B (en) | 2024-06-25 |
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