CN210564707U

CN210564707U - Ventilating and anti-blocking pipeline for crankcase of automobile engine

Info

Publication number: CN210564707U
Application number: CN201920719523.XU
Authority: CN
Inventors: 任继义
Original assignee: Chongqing Zeqi Transmission Machinery Co ltd
Current assignee: Chongqing Zeqi Transmission Machinery Co ltd
Priority date: 2019-12-11
Filing date: 2019-12-11
Publication date: 2020-05-19
Anticipated expiration: 2029-12-11

Abstract

The utility model discloses an automobile engine crankcase ventilation anti-blocking pipeline, which comprises an air inlet component, an anti-blocking device and a cooling device, wherein the anti-blocking device is arranged on one side of the air inlet component, and the cooling device is arranged on the other side of the air inlet component; the air inlet assembly comprises an engine body, a crankcase body, an air inlet manifold, an air inlet hose, an air filter and a booster pump, wherein the crankcase body is fixed at the bottom of the inner side of the engine body; the utility model discloses simple structure, under the effect of booster pump, prevent that stifled pipeline carries out quick purification and cooling to the inside mist of crankcase, forms the recycle of circulating gas for difficult appearance blocking phenomenon in crankcase and the vent line thereof.

Description

Ventilating and anti-blocking pipeline for crankcase of automobile engine

Technical Field

The utility model relates to the technical field of auto-parts, specifically an automobile engine crankcase is ventilated and is prevented stifled pipeline.

Background

The lower portion of the cylinder block where the crankshaft is mounted is referred to as the crankcase, which is divided into an upper crankcase and a lower crankcase.

A crankcase: the upper crankcase is cast integrally with the cylinder block, and the lower crankcase is used for storing lubricating oil and closing the upper crankcase, so the crankcase is also called an oil pan. The oil pan is stressed little and is generally stamped from sheet steel, and its shape depends on the overall layout of the engine and the capacity of the engine oil. An oil stabilizing baffle is arranged in the oil sump to prevent the oil level from fluctuating too much when the automobile is jolt. The bottom of the oil pan is also provided with an oil drain plug, and a permanent magnet is usually arranged on the oil drain plug to adsorb metal chips in lubricating oil and reduce the abrasion of an engine. Gaskets are provided between the mating surfaces of the upper and lower crankcases to prevent leakage of lubricating oil.

The mixed gas leaked into a gap between an engine piston and a cylinder is easy to gather in the crankcase of the automobile engine, so that the engine is easy to damage, the direct discharge is easy to seriously pollute the environment, and the ventilation pipeline of the existing crankcase of the automobile engine is easy to block, so that the leaked mixed gas cannot be timely discharged.

SUMMERY OF THE UTILITY MODEL

To above not enough, the utility model aims at providing an automobile engine crankcase ventilates and prevents stifled pipeline, should prevent stifled pipeline simple structure, exhaust rapidly, difficult jam.

The utility model aims at realizing through the technical scheme that the anti-blocking ventilation pipeline for the crankcase of the automobile engine comprises an air inlet component, an anti-blocking device and a cooling device, wherein the anti-blocking device is arranged on one side of the air inlet component, and the cooling device is arranged on the other side of the air inlet component;

the air inlet assembly comprises an engine body, a crankcase body, an air inlet manifold, an air inlet hose, an air filter and a booster pump, wherein the crankcase body is fixed at the bottom of the inner side of the engine body;

the anti-blocking device comprises an anti-blocking shell, a filter element, a cooling fin, an air inlet pipe, an air outlet pipe and a PCV (positive pressure gradient) valve, wherein the filter element is arranged at the lower part of the inner side of the anti-blocking shell;

the cooling device comprises a cooling shell, an air inlet hole, a bent pipe, a cooling pipe and an air outlet hole, wherein the air inlet hole is formed in one side of the top end of the cooling shell, the bent pipe is arranged inside the cooling shell, the cooling pipe is arranged on one side of the bent pipe, and the air outlet hole is formed in the lower portion of one side of the cooling shell.

As a further technical scheme of the utility model, first pipeline is installed to intake manifold top one side, and the second pipeline is installed to intake manifold top opposite side.

As a further technical scheme of the utility model, second pipeline one end and intake pipe intercommunication.

As a further technical scheme of the utility model, the pump body is installed to cooling tube one end, and the condenser pipe is installed to pump body one end.

As a further technical scheme of the utility model, the honeycomb duct is installed to booster pump one end.

As a further technical scheme of the utility model, the inboard middle part of bending tube is fixed with the baffle.

Due to the adoption of the technical scheme, the utility model discloses following advantage has: under the effect of charge pump, the mist that gets into and prevent stifled casing passes through filter element and cooling fin fast in proper order, is filtered the back by the filter element, passes through the cooling fin cooling again, gets into air cleaner from the outlet duct again, and filter element and cooling fin filter and cool off the mist, alleviate air cleaner's pressure.

Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.

Drawings

The drawings of the present invention are described below.

FIG. 1 is a schematic diagram of a first perspective structure of an anti-clogging breather pipe for a crankcase of an automobile engine.

Fig. 2 is a schematic structural diagram of an anti-blocking device of an anti-blocking ventilation pipeline of a crankcase of an automobile engine.

FIG. 3 is a schematic structural diagram of a cooling device of an anti-blocking ventilation pipeline of a crankcase of an automobile engine.

Reference numbers in the figures: 1. an air intake assembly; 2. an anti-blocking device; 3. a cooling device; 11. an engine body; 12. a crankcase body; 13. an intake manifold; 14. an air intake hose; 15. an air cleaner; 16. a booster pump; 21. an anti-blocking housing; 22. a filter element; 23. a cooling fin; 24. an air inlet pipe; 25. an air outlet pipe; 26. a PCV valve; 31. cooling the housing; 32. an air inlet; 33. bending the tube; 34. a cooling tube; 35. and an air outlet.

Detailed Description

The present invention will be further explained with reference to the drawings and examples.

As shown in fig. 1 to 3, the utility model discloses a ventilation anti-blocking pipeline for a crankcase of an automobile engine, which comprises an air inlet component 1, an anti-blocking device 2 and a cooling device 3, wherein the anti-blocking device 2 is installed on one side of the air inlet component 1, and the cooling device 3 is installed on the other side of the air inlet component 1;

the air inlet component 1 comprises an engine body 11, a crankcase body 12, an air inlet manifold 13, an air inlet hose 14, an air filter 15 and a booster pump 16, wherein the crankcase body 12 is fixed at the bottom of the inner side of the engine body 11, the air inlet manifold 13 is installed in the middle of the front end of the engine body 11, the air filter 15 is installed at the top end of the engine body 11, the air inlet manifold 13 is connected with the air filter 15 through the air inlet hose 14, the booster pump 16 is installed at one end of the air filter 15, mixed gas leaked from a gap between an engine piston and an air cylinder is easily gathered in the crankcase body 12 in the automobile engine body 11, the mixed gas in the crankcase body 12 can be rapidly led out by the anti-blocking device 2, circulating gas is discharged, under the action of the booster pump 16, external air and the circulating gas led out by the anti-blocking device 2 enter the air filter 15, the air filter 15 filters the fed air and feeds the air into the air inlet, when the temperature of air entering the engine is high, the engine is easy to damage, so the cooling device 3 is arranged between the air inlet hose 14 and the air inlet manifold 13, the temperature of the air sent into the engine body 11 is low, and the engine body 11 is protected;

the anti-blocking device 2 comprises an anti-blocking shell 21, a filter element 22, a cooling sheet 23, an air inlet pipe 24, an air outlet pipe 25 and a PCV (positive pressure gradient) valve 26, wherein the filter element 22 is installed at the lower part of the inner side of the anti-blocking shell 21, the cooling sheet 23 is installed at the upper part of the inner side of the anti-blocking shell 21, the air inlet pipe 24 is installed at one side of the bottom end of the anti-blocking shell 21, the air outlet pipe 25 is installed at one side of the top end of the anti-blocking shell 21, the PCV valve 26 is installed at one end of the air inlet pipe 24, mixed gas in the crankcase 12 enters the anti-blocking shell 21 from the air inlet pipe 24 through the PCV valve 26, the entered mixed gas is filtered by the filter element 22 respectively under the action of the booster pump 16, then is cooled by;

the cooling device 3 comprises a cooling shell 31, an air inlet 32, a bent pipe 33, a cooling pipe 34 and an air outlet 35, wherein the air inlet 32 is formed in one side of the top end of the cooling shell 31, the bent pipe 33 is installed inside the cooling shell 31, the cooling pipe 34 is installed on one side of the bent pipe 33, the air outlet 35 is formed in the lower portion of one side of the cooling shell 31, filtered air in the air inlet hose 14 enters one cavity in the bent pipe 33 in the cooling shell 31 from the air inlet 32, air discharged from one end of the cooling pipe 34 enters the other cavity in the bent pipe 33, the filtered air is cooled when passing through the bent pipe 33, and enters the air inlet manifold 13 from the air outlet 35 so as to be utilized by the engine body 11, and the service life of the engine body 11 is prolonged.

And a first pipeline is arranged on one side of the top end of the air inlet manifold 13 and used for sending air into the air inlet manifold 13, and a second pipeline is arranged on the other side of the top end of the air inlet manifold 13 and used for discharging the air which is not used up for reuse.

One end of the second pipeline is communicated with the air inlet pipe 24, and air which is not used up in the air inlet manifold 13 is discharged into the air inlet pipe 24 through the second pipeline for reuse.

The pump body is installed to cooling tube 34 one end, and the condenser pipe is installed to pump body one end, under the effect of the pump body and condenser pipe, recycles the inside cold air of cooling tube 34.

And a guide pipe is arranged at one end of the booster pump 16, and outside air better enters the air filter 15 under the action of the guide pipe.

A partition plate is fixed in the middle of the inner side of the bent pipe 33 and partitions the inside of the bent pipe 33 into two chambers, one of the two chambers is used for cooling air entering an engine through air, and the other chamber is used for cooling air entering the engine through cold air.

The use method and the working principle thereof are as follows: the mixed gas leaked into the clearance between the engine piston and the cylinder is easily gathered in the crankcase 12 inside the automobile engine body 11, the mixed gas inside the crankcase 12 can be rapidly led out by the anti-blocking device 2, the circulating gas is discharged, the mixed gas inside the crankcase 12 enters the anti-blocking shell 21 from the air inlet pipe 24 through the PCV valve 26, the entered mixed gas is respectively filtered by the filter core 22 under the action of the booster pump 16, and then is cooled by the cooling sheet 23, the mixed gas enters the air filter 15 from the air outlet pipe 25, the filter core 22 and the cooling sheet 23 filter and cool the mixed gas, the pressure of the air filter 15 is reduced, under the action of the booster pump 16, the external air and the circulating gas led out by the anti-blocking device 2 enter the air filter 15, the air filter 15 filters the entered air and sends the entered air into the air inlet manifold 13 through the air inlet hose 14, when the temperature of the air entering the engine is high, the engine is easy to damage, therefore, the cooling device 3 is arranged between the air inlet hose 14 and the air inlet manifold 13, the temperature of air sent into the engine body 11 is low, the engine body 11 is protected, the filtered air in the air inlet hose 14 enters one chamber in the bent pipe 33 in the cooling shell 31 from the air inlet hole 32, the air discharged from one end of the cooling pipe 34 enters the other chamber in the bent pipe 33, the temperature of the filtered air is reduced when the filtered air passes through the bent pipe 33, and the filtered air enters the air inlet manifold 13 from the air outlet hole 35 so as to be utilized by the engine body 11, and the service life of the engine body 11 is prolonged.

Finally, the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the present invention.

Claims

1. The utility model provides an automobile engine crankcase blocks up pipeline of ventilating which characterized in that: the anti-blocking device is arranged on one side of the air inlet assembly, and the cooling device is arranged on the other side of the air inlet assembly;

2. The anti-clogging pipeline for ventilation of the crankcase of the automobile engine as claimed in claim 1, characterized in that: a first pipeline is installed on one side of the top end of the air inlet manifold, and a second pipeline is installed on the other side of the top end of the air inlet manifold.

3. The anti-clogging pipeline for ventilation of the crankcase of the automobile engine as claimed in claim 2, characterized in that: one end of the second pipeline is communicated with the air inlet pipe.

4. The anti-clogging pipeline for ventilation of the crankcase of the automobile engine as claimed in claim 1, characterized in that: the pump body is installed to cooling tube one end, and condenser pipe is installed to pump body one end.

5. The anti-clogging pipeline for ventilation of the crankcase of the automobile engine as claimed in claim 1, characterized in that: and a flow guide pipe is arranged at one end of the booster pump.

6. The anti-clogging pipeline for ventilation of the crankcase of the automobile engine as claimed in claim 1, characterized in that: and a partition plate is fixed in the middle of the inner side of the bent pipe.