CN105275542B - Rebreather of engine - Google Patents
Rebreather of engine Download PDFInfo
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- CN105275542B CN105275542B CN201510882036.1A CN201510882036A CN105275542B CN 105275542 B CN105275542 B CN 105275542B CN 201510882036 A CN201510882036 A CN 201510882036A CN 105275542 B CN105275542 B CN 105275542B
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Abstract
The invention discloses a kind of rebreather of engine comprising: shell, inner cavity are divided into upper chamber and lower chambers；The bottom wall of the upper chamber is in cone-shaped tapered from top to bottom；The lower end of the bottom wall of the upper chamber is provided with the channel for the bottom that one extends downwardly into the lower chambers, and there are gaps between the lower end in the channel and the bottom wall of the lower chambers；Air inlet pipe is set on the shell, and the air inlet pipe is communicated with the upper end of the lower chambers；Escape pipe is set on the shell, and the escape pipe is communicated with the upper chamber；And separation ball, activity are placed in the upper end in the channel；The surface of the separation ball is provided with several blades or the surface of the separation ball is provided with several grooves.The present invention is on original separating effect, and using the machine oil in the separation further separation bubble of ball, structure is simple, at low cost, and separating effect is more preferable.
Description
Technical field
The present invention relates to engine art, in particular to a kind of rebreather of engine.
Background technique
In engine working process, portion gas can be from the clearance leakage between piston, piston ring, cylinder head to body
Inner cavity, gases (commonly referred to as engine blow-by gas) of these leakages are by behind the channel of body, cylinder head and valve mechanism cover, most
After can be discharged in atmosphere by a respirator.Engine blow-by gas is usually the pressure high temperature hot gas after engine combustion,
Engine inner chamber can take away a large amount of machine oil particles and machine oil steam when flowing, and therefore, respirator also needs handle when discharging gas blowby
Machine oil is separated from gas blowby to be recycled, to reduce consumption of lubricating oil and waste, machine oil being capable of the row of purification after being separated
The gas blowby being put into atmosphere, to protect environment.
Original respirator separating effect is general, is discharged to the engine blow-by gas in atmosphere by respirator and still contains centainly
The machine oil of amount, therefore still can pollute atmosphere and lead to the consumption of engine motor oil.It is existing in today that environmental protection becomes more and more important
Respirator due to separating effect it is limited, can not meet the demand reduced to the pollution of atmosphere.
The information disclosed in the background technology section is intended only to increase the understanding to general background of the invention, without answering
When being considered as recognizing or imply that the information constitutes the prior art already known to those of ordinary skill in the art in any form.
Summary of the invention
The purpose of the present invention is to provide a kind of rebreather of engine, to overcome separation of the existing respirator to machine oil
The limited disadvantage of effect.
To achieve the above object, the present invention provides a kind of rebreather of engine, wherein includes: shell, inner cavity is divided into
Upper chamber and lower chambers；The bottom wall of the upper chamber is in cone-shaped tapered from top to bottom；The lower end of the bottom wall of the upper chamber
Be provided with the channel for the bottom that one extends downwardly into the lower chambers, and the bottom wall of the lower end in the channel and the lower chambers it
Between there are gaps；Air inlet pipe is set on the shell, and the air inlet pipe is communicated with the upper end of the lower chambers；Escape pipe,
It is set on the shell, and the escape pipe is communicated with the upper chamber；And separation ball, activity are placed in the channel
Upper end；The surface of the separation ball is provided with several blades or the surface of the separation ball is provided with several grooves.
Preferably, in above-mentioned technical proposal, the separation ball is hollow sphere.
Preferably, it in above-mentioned technical proposal, is provided with described in several with being randomly distributed on the surface of the separation ball
It is provided with several grooves to the surface imperfection distribution of blade or the separation ball.
Preferably, in above-mentioned technical proposal, the upper chamber is provided with a gear grease chamber above the channel；The gear
There are gaps between the lower end of grease chamber and the upper end in the channel, and the top movable of the separation ball is contained in the gear grease chamber
It is interior.
Preferably, in above-mentioned technical proposal, the bottom walls of the lower chambers is in cone-shaped tapered from top to bottom, and it is described under
The lower end of the bottom wall of chamber is provided with an oil return opening.
Preferably, in above-mentioned technical proposal, the shell is cylindrical, the air inlet pipe dip down tiltedly be set to it is described
On shell, and the side wall of the air inlet pipe and the shell is tangent cooperation.
Compared with prior art, the invention has the following beneficial effects:
1, the present invention is on original separating effect, using the machine oil in the separation further separation bubble of ball, structure letter
It is single, it is at low cost, and separating effect is more preferable.
2, the blade on centrifugal globe of the invention or groove are irregular distributions, so as to make centrifugal globe in the work of air-flow
It beats irregularly under, to prevent from weakening the work of collision because being in a relatively steady state between centrifugal globe and air-flow
With to further increase separative efficiency.
3, the present invention is provided with gear grease chamber, with the machine oil splashes for preventing gas shock centrifugal globe from isolating, thus just
Recycled in machine oil, and keep off grease chamber can also limit separation ball in a limited space in movement, with prevent because separation ball from
The upper end of open walk is too far and weakens the centrifugation to machine oil.
4, air inlet pipe of the invention is to be obliquely installed and tangent with the side wall of shell, and the air-flow being blown into this way will be along shell
The inner wall downward spiral of body flows, and makes the condensation analysis of machine oil steam in addition to that can cool down after air flow contacts to the lower inner wall of temperature
Out, also machine oil particle can be thrown to inner wall by centrifugal action when air-flow high speed rotates along the inner wall surface, so as into one
Step improves the separating effect to machine oil.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of rebreather of engine according to the present invention.
Fig. 2 is the top view of Fig. 1 according to the present invention.
Main appended drawing reference explanation:
1- shell；2- upper chamber；3- lower chambers, 31- oil return opening；The channel 4-；5- air inlet pipe, 6- escape pipe, 7- separate ball,
71- blade；8- keeps off grease chamber.
Specific embodiment
With reference to the accompanying drawing, specific embodiments of the present invention will be described in detail, it is to be understood that guarantor of the invention
Shield range is not limited by the specific implementation.
Unless otherwise explicitly stated, otherwise in entire disclosure and claims, term " includes " or its change
Changing such as "comprising" or " including " etc. will be understood to comprise stated element or component, and not exclude other members
Part or other component parts.
Fig. 1 to Fig. 2 shows a kind of rebreather of engine according to the preferred embodiment of the present invention comprising shell 1, on
Chamber 2, lower chambers 3, channel 4, air inlet pipe 5, escape pipe 6 and separation ball 7.
With reference to Fig. 1, the inner cavity of shell 1 is divided into upper chamber 2 and lower chambers 3, and the bottom wall of upper chamber 2 is in tapered from top to bottom
Cone-shaped, and the lower end of the bottom wall of upper chamber 2 is provided with the channel 4 for the bottom that one extends downwardly into lower chambers 3.Channel 4 is circle
Tubular, and there are gaps between the lower end in channel 4 and the bottom wall of lower chambers 3, so that air-flow can be entered by the bottom of lower chambers 3
In channel 4.Air inlet pipe 5 is set on shell 1, and air inlet pipe 5 is communicated with the upper end of lower chambers 3, and air inlet pipe 5 is in the side of shell 1
Aperture on wall is slightly below the bottom wall of upper chamber 2, and air inlet pipe 5 is much higher than the lower end in channel 4.Escape pipe 6 is set to shell 1
The upper end of side wall, and escape pipe 6 is communicated with upper chamber 2.Air-flow enters lower chambers 3 from air inlet pipe 5, machine oil in lower chambers 3
Upper chamber 2 is entered from channel 4 after precipitation, the air-flow for being finally separating machine oil is discharged from escape pipe 6.
Preferably, shell 1 is cylindrical, and air inlet pipe 5, which dips down, to be tiltedly set on the side wall of shell 1, inclined angle
Degree does not need too greatly, and refers to Fig. 2, and aperture of the air inlet pipe 5 on the side wall of shell 1 is not the axis to positive shell 1, but into
The side wall of tracheae 5 and shell 1 is tangent cooperation, therefore air-flow is blown into the direction of the inner wall of shell 1 by air inlet pipe 5 obliquely
It is the tangential direction along inner wall, the air-flow being blown into this way downward spiral will flow along the inner wall surface, in addition to air flow contacts arrive
Can cool down after the lower inner wall of temperature makes outside machine oil steam condensation, when air-flow high speed is rotated along the inner wall of shell 1,
Also machine oil particle can be thrown to inner wall by centrifugal action, so as to improve the separating effect to machine oil.It is further preferred that
It continues to refer to figure 1, the bottom wall of lower chambers 3 is in cone-shaped tapered from top to bottom, and the lower end of the bottom wall of lower chambers 3 is provided with back
Hydraulic fluid port 31, the bottom wall of cone-shaped can be such that machine oil concentrates from the discharge of oil return opening 31, be recycled with facilitating to machine oil.
Continue to refer to figure 1, separation ball 7 surface be provided with several blades 71, if separation ball 7 surface be provided with
Dry groove (figure does not regard), the entirety of separation ball 7 is greater than the internal diameter in channel 4, and separates the upper end that 7 activity of ball is placed in channel 4.
Since the bottom wall of upper chamber 2 is cone-shaped, ball sealer 5 can rest on the upper end in channel 4 under gravity.When air-flow from into
After tracheae 5 enters, air-flow is flowed up from channel 4 can impact separation ball 7 and blade 71 or groove thereon, to make in air-flow
Machine oil stay in separation ball 7 and its blade 71 or groove on, and separate ball 7 also can constantly be rotated under the impact of air-flow, cold
Under the action of solidifying and centrifugation, machine oil that can further in separation bubble.The air-flow for being finally recovered machine oil is outside from escape pipe 6
Discharge.Preferably, separation ball 7 is hollow sphere, to mitigate its weight, allows the flow to sufficiently to impact it and is moved.Further
Preferably, it separates be provided with several blades 71, or the surface imperfection of separation ball 7 with being randomly distributed on the surface of ball 7
Several grooves are provided with to distribution, so as to make centrifugal globe 7 beat irregularly under the action of air-flow, to prevent because of centrifugation
The effect for weakening collision between ball 7 and air-flow in a relatively steady state, to further increase separative efficiency.
Preferably, it continues to refer to figure 1, upper chamber 2 is provided with a gear grease chamber 8 in the top in channel 4, and gear grease chamber 8 is cylinder
Shape, the upper end are fixed on the roof of shell 1, and there are gaps between the lower end of gear grease chamber 8 and the bottom wall of upper chamber 2.Separation
The whole internal diameter for being less than gear grease chamber 8 of ball 7, is contained in limit room 8 with separating the top movable of ball 5, with prevent gas shock from
The machine oil splashes that bulbus cordis 7 is isolated, consequently facilitating being recycled to machine oil, and gear grease chamber 8 can also limit separation ball 7 and exist
It is moved in limited space, to prevent from weakening centrifugation to machine oil because the upper end for separating 7 leaving channel 4 of ball is too far.
The present invention separates the upper end that ball 7 is placed in channel 4 on the original separating effect of respirator, using one, and divides
From blade 71 or groove are arranged on ball 7, with the machine oil in further separation bubble, structure is simple, at low cost, and separating effect
More preferably.
The aforementioned description to specific exemplary embodiment of the invention is in order to illustrate and illustration purpose.These descriptions
It is not wishing to limit the invention to disclosed precise forms, and it will be apparent that according to the above instruction, can much be changed
And variation.The purpose of selecting and describing the exemplary embodiment is that explaining specific principle of the invention and its actually answering
With so that those skilled in the art can be realized and utilize a variety of different exemplary implementation schemes of the invention and
Various chooses and changes.The scope of the present invention is intended to be limited by claims and its equivalents.
Claims (4)
1. a kind of rebreather of engine characterized by comprising
Shell, inner cavity are divided into upper chamber and lower chambers；The bottom wall of the upper chamber is in cone-shaped tapered from top to bottom；It is described
The lower end of the bottom wall of upper chamber is provided with the channel for the bottom that one extends downwardly into the lower chambers, and the lower end in the channel with
There are gaps between the bottom wall of the lower chambers；
Air inlet pipe is set on the shell, and the air inlet pipe is communicated with the upper end of the lower chambers；
Escape pipe is set on the shell, and the escape pipe is communicated with the upper chamber；And
Ball is separated, activity is placed in the upper end in the channel；If being provided with being randomly distributed on the surface of the separation ball
Dry blade；
Wherein, the upper chamber is provided with a gear grease chamber above the channel；
Wherein, there are gap between the lower end of the gear grease chamber and the upper end in the channel, and the top movable of the separation ball
It is contained in the gear grease chamber.
2. rebreather of engine according to claim 1, which is characterized in that the separation ball is hollow sphere.
3. rebreather of engine according to claim 1, which is characterized in that the bottom wall of the lower chambers is in from top to bottom gradually
The cone-shaped of contracting, and the lower end of the bottom wall of the lower chambers is provided with an oil return opening.
4. rebreather of engine according to claim 1, which is characterized in that the shell is cylindrical, the air inlet pipe
It dips down and is tiltedly set on the shell, and the side wall of the air inlet pipe and the shell is tangent cooperation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510882036.1A CN105275542B (en) | 2015-12-04 | 2015-12-04 | Rebreather of engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510882036.1A CN105275542B (en) | 2015-12-04 | 2015-12-04 | Rebreather of engine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105275542A CN105275542A (en) | 2016-01-27 |
| CN105275542B true CN105275542B (en) | 2019-01-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510882036.1A Active CN105275542B (en) | 2015-12-04 | 2015-12-04 | Rebreather of engine |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203170176U (en) * | 2013-04-08 | 2013-09-04 | 厦门嘉达环保建造工程有限公司 | Combined dust remover |
| CN203253334U (en) * | 2013-04-26 | 2013-10-30 | 天津东榛橡胶有限公司 | Exhaust gas purifying system in rubber processing field |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB8609446D0 (en) * | 1986-04-17 | 1986-05-21 | Secr Defence | Separator |
| JP4199465B2 (en) * | 2002-02-27 | 2008-12-17 | トヨタ紡織株式会社 | Gas-liquid separator |
| CN2583366Y (en) * | 2002-10-23 | 2003-10-29 | 山东华源莱动内燃机有限公司 | Ventilating device for crankcase |
| CN200998638Y (en) * | 2007-01-22 | 2008-01-02 | 宝山钢铁股份有限公司 | Combined type defroster |
| CN201738985U (en) * | 2010-06-17 | 2011-02-09 | 北汽福田汽车股份有限公司 | Gas-oil separation device of engine |
| CN103239944B (en) * | 2013-05-06 | 2015-02-25 | 浙江浙大网新机电工程有限公司 | Self-cleaning and demisting device for vertical wet flue |
| CN204447555U (en) * | 2015-02-05 | 2015-07-08 | 广州雅创环保科技有限公司 | A kind of demister for organic waste-gas purification equipment |
| CN104984597B (en) * | 2015-07-27 | 2016-09-07 | 航天环境工程有限公司 | A kind of air swirl parallel combination demister and application |
| CN205135750U (en) * | 2015-12-04 | 2016-04-06 | 广西玉柴机器股份有限公司 | Engine breathing apparatus |
-
2015
- 2015-12-04 CN CN201510882036.1A patent/CN105275542B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203170176U (en) * | 2013-04-08 | 2013-09-04 | 厦门嘉达环保建造工程有限公司 | Combined dust remover |
| CN203253334U (en) * | 2013-04-26 | 2013-10-30 | 天津东榛橡胶有限公司 | Exhaust gas purifying system in rubber processing field |
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| Publication number | Publication date |
|---|---|
| CN105275542A (en) | 2016-01-27 |
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