CN208310870U - A kind of oil-gas separating device for engine - Google Patents
A kind of oil-gas separating device for engine Download PDFInfo
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- CN208310870U CN208310870U CN201820535817.2U CN201820535817U CN208310870U CN 208310870 U CN208310870 U CN 208310870U CN 201820535817 U CN201820535817 U CN 201820535817U CN 208310870 U CN208310870 U CN 208310870U
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- oil
- shell
- gas separation
- helix tube
- pipe
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Abstract
The utility model discloses a kind of oil-gas separating device for engine, including shell, Oil-gas Separation helix tube, air inlet pipe, escape pipe and oil return pipe, Oil-gas Separation helix tube is provided in the shell, escape pipe is provided at the top of the shell, bottom is provided with air inlet pipe and oil return pipe, the bottom connection of the air inlet pipe and Oil-gas Separation helix tube, connect at the top of the escape pipe and Oil-gas Separation helix tube, the channel of the air inlet pipe and an air outlet pipe is isolated with the inner cavity of shell, the channel of the oil return pipe is communicated with the inner cavity of shell, the downside of the Oil-gas Separation helix tube offers the oil leaking hole communicated with housing cavity.A kind of oil-gas separating device for engine of the utility model, it is structurally reasonable, by the way that Oil-gas Separation helix tube is arranged in shell, it realizes in the limited arrangement space of shell, the flow channel length of oil gas is extended as much as possible, the adsorption area and length to oil droplet are increased, oil gas separation is improved.
Description
[technical field]
The utility model relates to the technical field of fuel engines, in particular to a kind of oil-gas separating device for engine.
[background technique]
Automobile engine at work, understands some exhaust gas and scurries out through piston ring into crankcase, this portion
Oil-gas Separation is carried out by crankcase ventilation system again, the gas separated enters combustion chamber and again by engine aspirating system
Tissue burning, and the machine oil separated then flows back to oil sump by the drainback passage of crankcase ventilation system.Crankcase is logical at present
The common structure type of the gas and oil separating plant of wind system is mostly iris type labyrinth, gas and oil separating plant rear end be arranged one or
Multiple drainback passages.But the gas and oil separating plant design requirement of this form is high, low separation efficiency, not by isolated oil gas,
It is directly entered combustion chamber to be burnt, oil consumption increases, aggravation discharge.In the present that emission regulation demands are increasingly stringenter
It, the exploitation of high performance gs-oil separator is more important.In order to promote the separative efficiency of gas and oil separating plant, it is necessary to propose
A kind of oil-gas separating device for engine.
[utility model content]
The purpose of the utility model is to overcome above-mentioned the deficiencies in the prior art, provide a kind of oil-gas separating device for engine,
It aims to solve the problem that gas and oil separating plant low separation efficiency in the prior art, not by isolated oil gas, is directly entered combustion chamber progress
The technical issues of burning, oil consumption increase, aggravation discharge.
To achieve the above object, the utility model proposes a kind of oil-gas separating device for engine, including shell, Oil-gas Separation
Helix tube, air inlet pipe, escape pipe and oil return pipe are provided with Oil-gas Separation helix tube, the top of the shell in the shell
Portion is provided with escape pipe, and bottom is provided with air inlet pipe and oil return pipe, the bottom phase of the air inlet pipe and Oil-gas Separation helix tube
It connects, connects at the top of the escape pipe and Oil-gas Separation helix tube, the channel of the air inlet pipe and an air outlet pipe is and shell
Inner cavity be isolated, the channel of the oil return pipe is communicated with the inner cavity of shell, the downside of the Oil-gas Separation helix tube
Offer the oil leaking hole communicated with housing cavity.
Preferably, the Oil-gas Separation helix tube is vertically arranged in shell, and the leakage on Oil-gas Separation helix tube
Oilhole is uniformly arranged along the hand of spiral of Oil-gas Separation helix tube.
Preferably, the screw pitch of the Oil-gas Separation helix tube is slightly larger than the pipe outside diameter of Oil-gas Separation helix tube.
Preferably, the end of the Oil-gas Separation helix tube is provided with upward bent tube section.
Preferably, the intracavity bottom of the shell is additionally provided with filter screen, the filter screen is located at oil return pipe
Top.
Preferably, the bottom of the shell is set as the tapered surface for tilting and shrinking under oil return pipe.
Preferably, the side of the shell is provided with seal cover board, the seal cover board passes through several fastening spiral shells
Nail is fixedly connected with the casing, and the medial surface edge of the seal cover board is provided with sealing strip, and the seal cover board passes through
Sealing strip is hermetically connected with the shell.
Preferably, be additionally provided with return-air tubule at the top of the shell, the both ends of the return-air tubule respectively with
The inner cavity of shell and outlet tube passage are connected, and the inner cavity top of the shell is additionally provided with filter disc.
Preferably, the periphery of the shell is provided with several fixed brackets for fixing, each fixation
One or more kidney slots are provided on bracket.
The utility model has the beneficial effects that compared with prior art, a kind of engine oil gas point provided by the utility model
It is structurally reasonable from device, by the way that Oil-gas Separation helix tube is arranged in shell, realize in the limited arrangement space of shell, to the greatest extent
The flow channel length of oil gas is possibly extended, from bottom to top spiral circulates oil gas in Oil-gas Separation helix tube, in air-flow
Oil droplet will be adsorbed on the upper side wall of Oil-gas Separation helix tube, finally drip, increase the adsorption area and length to oil droplet
Degree, improves oil gas separation, the oil liquid after separation is flowed out in the cavity of shell by oil leaking hole, with Oil-gas Separation spiral
Air-flow separation in pipe containing oil droplet, finally flows into oil return pipe, and the gas separated with oil droplet is flowed out by escape pipe.
The feature and advantage of the utility model will be described in detail by embodiment combination attached drawing.
[Detailed description of the invention]
Fig. 1 is a kind of structural schematic diagram of oil-gas separating device for engine of the utility model embodiment；
Fig. 2 is a kind of schematic diagram of internal structure of oil-gas separating device for engine of the utility model embodiment；
Fig. 3 is the bottom partial schematic diagram of the Oil-gas Separation helix tube of the utility model embodiment.
In figure: 1- shell, 11- seal cover board, 12- fastening screw, 13- sealing strip, 2- Oil-gas Separation helix tube, 21- leakage
Oilhole, 3- air inlet pipe, 4- escape pipe, 5- oil return pipe, 6- filter screen, 7- return-air tubule, 8- filter disc, 9- fixed bracket, 91- kidney-shaped
Hole.
[specific embodiment]
To make the objectives, technical solutions and advantages of the present invention clearer, below by accompanying drawings and embodiments,
The present invention will be further described in detail.However, it should be understood that specific embodiment described herein is only used to solve
The utility model is released, the range being not intended to limit the utility model.In addition, in the following description, being omitted to known features
With the description of technology, to avoid the concept for unnecessarily obscuring the utility model.
Refering to fig. 1 to Fig. 3, the utility model embodiment provides a kind of oil-gas separating device for engine, including shell 1, oil gas
Helix tube 2, air inlet pipe 3, escape pipe 4 and oil return pipe 5 are separated, is provided with Oil-gas Separation helix tube 2 in the shell 1, it is described
The top of shell 1 be provided with escape pipe 4, bottom is provided with air inlet pipe 3 and oil return pipe 5, the air inlet pipe 3 and Oil-gas Separation
The bottom connection of helix tube 2, the escape pipe 4 connect with the top of Oil-gas Separation helix tube 2, the air inlet pipe 3 and go out
Inner cavity of the channel of tracheae 4 with shell 1 is isolated, and the channel of the oil return pipe 5 is communicated with the inner cavity of shell 1, described
The downside of Oil-gas Separation helix tube 2 offers the oil leaking hole 21 communicated with 1 inner cavity of shell.
Further, the Oil-gas Separation helix tube 2 is vertically arranged in shell 1, and on Oil-gas Separation helix tube 2
Oil leaking hole 21 is uniformly arranged along the hand of spiral of Oil-gas Separation helix tube 2, and the screw pitch of the Oil-gas Separation helix tube 2 is bigger
In the pipe outside diameter of Oil-gas Separation helix tube 2.From bottom to top spiral circulates air-flow in Oil-gas Separation helix tube 2, the oil in air-flow
Drop will be adsorbed on the upper side wall of Oil-gas Separation helix tube 2, more poly- mostly until drippage, the oil droplet of drippage will be from oil leaking hole
21 flow out in the inner cavity of shell 1, finally flow in oil return pipe 5.
Further, the intracavity bottom of the shell 1 is additionally provided with filter screen 6, and the filter screen 6 is located at oil return pipe
5 top contains partial impurities in the oil droplet separated, by the filtration of filter screen 6, will greatly reduce impurity to hair
The influence of motivation helps to improve the service life of engine.
In the utility model embodiment, the bottom of the shell 1 is set as the cone for tilting and shrinking under oil return pipe 5
Shape face facilitates the confluence of oil droplet by 1 bottom of shell being obliquely installed to oil return pipe 5.
Further, the side of the shell 1 is provided with seal cover board 11, and the seal cover board 11 passes through several tight
Gu screw 12 is fixedly connected with shell 1, the medial surface edge of the seal cover board 11 is provided with sealing strip 13, and described is close
Plate 11 is covered to be tightly connected by sealing strip 13 and shell 1.By the dismoutability of seal cover board 11, can periodically in shell 1 into
Row cleaning, or replacement filter screen 6 wait components, help to improve oil-gas separation efficiency.
Further, the top of the shell 1 is additionally provided with return-air tubule 7, the both ends point of the return-air tubule 7
It is not connected with the inner cavity of shell 1 and 4 channel of escape pipe, the inner cavity top of the shell 1 is additionally provided with filter disc 8.Due to
Oil leaking hole 21 is provided on Oil-gas Separation helix tube 2, the air-flow that there can be fraction is altered under oil leaking hole 21 to 1 inner cavity of shell
In, and the air-flow of this part is back in escape pipe 4 after running past the filtering of filter disc 8 from return-air tubule 7.
In the utility model embodiment, the periphery of the shell 1 is provided with several fixed brackets 9 for fixing,
One or more kidney slots 91 are provided on each fixation bracket 9.
A kind of oil-gas separating device for engine of the utility model, it is structurally reasonable, by the way that Oil-gas Separation spiral is arranged in shell 1
Pipe 2 realizes in the limited arrangement space of shell 1, extends the flow channel length of oil gas as much as possible, oil gas is in oil gas
From bottom to top spiral circulation in helix tube 2 is separated, the oil droplet in air-flow will be adsorbed to the upper side wall of Oil-gas Separation helix tube 2
On, it finally drips, increases the adsorption area and length to oil droplet, improve oil gas separation, the oil liquid after separation passes through
Oil leaking hole 21 flows out in the cavity of shell 1, separates with the air-flow containing oil droplet in Oil-gas Separation helix tube 2, finally flows into back
In oil pipe 5, and the gas separated with oil droplet is flowed out by escape pipe 4.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Made any modification, equivalent replacement or improvement etc., should be included in the utility model within the spirit and principle of utility model
Protection scope within.
Claims (9)
1. a kind of oil-gas separating device for engine, it is characterised in that: including shell (1), Oil-gas Separation helix tube (2), air inlet pipe
(3), escape pipe (4) and oil return pipe (5), the shell (1) is interior to be provided with Oil-gas Separation helix tube (2), the shell (1)
Top be provided with escape pipe (4), bottom is provided with air inlet pipe (3) and oil return pipe (5), the air inlet pipe (3) and oil gas point
Bottom connection from helix tube (2) connects at the top of the escape pipe (4) and Oil-gas Separation helix tube (2), the air inlet
Inner cavity of the channel of pipe (3) and escape pipe (4) with shell (1) is isolated, the channel and shell (1) of the oil return pipe (5)
Inner cavity communicate, the downside of the Oil-gas Separation helix tube (2) offers the oil leaking hole communicated with shell (1) inner cavity
(21)。
2. a kind of oil-gas separating device for engine as described in claim 1, it is characterised in that: the Oil-gas Separation helix tube
(2) it is vertically arranged in shell (1), and the oil leaking hole (21) on Oil-gas Separation helix tube (2) is along Oil-gas Separation helix tube (2)
The hand of spiral be uniformly arranged.
3. a kind of oil-gas separating device for engine as claimed in claim 1 or 2, it is characterised in that: the Oil-gas Separation spiral
The screw pitch for managing (2) is slightly larger than the pipe outside diameter of Oil-gas Separation helix tube (2).
4. a kind of oil-gas separating device for engine as claimed in claim 1 or 2, it is characterised in that: the Oil-gas Separation spiral
The end of pipe (2) is provided with upward bent tube section.
5. a kind of oil-gas separating device for engine as described in claim 1, it is characterised in that: the interior bottom of chamber of the shell (1)
Portion is additionally provided with filter screen (6), and the filter screen (6) is located at the top of oil return pipe (5).
6. a kind of oil-gas separating device for engine as described in claim 1, it is characterised in that: the bottom of the shell (1) is set
It is set to the tapered surface for tilting and shrinking under oil return pipe (5).
7. a kind of oil-gas separating device for engine as described in claim 1, it is characterised in that: the side of the shell (1) is set
It is equipped with seal cover board (11), the seal cover board (11) is fixedly connected by several fastening screws (12) with shell (1), described
The medial surface edge of seal cover board (11) be provided with sealing strip (13), the seal cover board (11) passes through sealing strip (13)
It is tightly connected with shell (1).
8. a kind of oil-gas separating device for engine as described in claim 1, it is characterised in that: the top of the shell (1) is also
Be provided with return-air tubule (7), the both ends of the return-air tubule (7) respectively with the inner cavity of shell (1) and escape pipe (4) channel phase
Lead to and connect, the inner cavity top of the shell (1) is additionally provided with filter disc (8).
9. a kind of oil-gas separating device for engine as described in claim 1, it is characterised in that: the periphery of the shell (1) is set
Several fixed brackets (9) for fixing are equipped with, are provided with one or more kidney slots on each fixation bracket (9)
(91)。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820535817.2U CN208310870U (en) | 2018-04-16 | 2018-04-16 | A kind of oil-gas separating device for engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820535817.2U CN208310870U (en) | 2018-04-16 | 2018-04-16 | A kind of oil-gas separating device for engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208310870U true CN208310870U (en) | 2019-01-01 |
Family
ID=64719937
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820535817.2U Active CN208310870U (en) | 2018-04-16 | 2018-04-16 | A kind of oil-gas separating device for engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208310870U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108506067A (en) * | 2018-04-16 | 2018-09-07 | 浙江创格科技有限公司 | A kind of oil-gas separating device for engine |
-
2018
- 2018-04-16 CN CN201820535817.2U patent/CN208310870U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108506067A (en) * | 2018-04-16 | 2018-09-07 | 浙江创格科技有限公司 | A kind of oil-gas separating device for engine |
| CN108506067B (en) * | 2018-04-16 | 2024-04-19 | 浙江创格科技股份有限公司 | Oil-gas separator of engine |
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| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 311800 No. 32 Millennium Road, Tao Zhu street, Zhuji, Shaoxing, Zhejiang Patentee after: Zhejiang Chuangge Technology Co.,Ltd. Address before: 311800 No. 32 Millennium Road, Tao Zhu street, Zhuji, Shaoxing, Zhejiang Patentee before: ZHEJIANG CHUANGGE TECHNOLOGY Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |