CN203570389U - Oil-gas separator - Google Patents
Oil-gas separator Download PDFInfo
- Publication number
- CN203570389U CN203570389U CN201320628620.0U CN201320628620U CN203570389U CN 203570389 U CN203570389 U CN 203570389U CN 201320628620 U CN201320628620 U CN 201320628620U CN 203570389 U CN203570389 U CN 203570389U
- Authority
- CN
- China
- Prior art keywords
- oil
- deaerator
- gas
- filtering cavity
- crankcase
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
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- Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
Abstract
The utility model discloses an oil-gas separator which comprises an oil-gas separator shell connected to a crankcase in a sealing mode. An oil deflector is installed on the connecting end face between the oil-gas separator shell and the crankcase and used for blocking oil drops back to the crankcase. Oil-gas mixture entering channels are formed between the edges of the oil deflector and the inner edges of the connecting end face of the oil-gas separator shell. The oil-gas separator shell comprises an oil-gas separating section formed in an integrated mode and a transition section inclined upwards, the lower bottom surface of the oil-gas separation section is gradually arranged upwards in an inclined mode from the connecting position between the lower bottom surface and the crankcase to the outside, an inner cavity of the oil-gas separation section is a filtering cavity, and at least one partitioning plate is arranged on the inner wall of the filtering cavity, protrudes into the filtering cavity and drives an oil-gas mixture to pass through the filtering cavity in a curved mode. A filter element is installed in the filtering section, an upper seal cover is installed at the upward-extending end of the filtering section, and an exhaust pipe is installed on the upper seal cover. The oil-gas separator has the advantages of separating the oil-gas mixture in advance and being good in oil-gas separation effect.
Description
Technical field
The utility model relates to a kind of deaerator.
Background technique
In, on low-speed diesel engine, for preventing in crankcase oil-gas accumulation too much and avoiding the temperature and pressure in crankcase too to increase, on crankcase, except explosion-proof valve is installed, gas permeable devices is also installed.Existing gas permeable devices is installed resuscitation apparatus in the end at crankcase, a kind of crankcase breather for example, is disclosed in the utility model patent that is CN201891465U at publication number, it comprises the ventilator housing being connected on crankcase, filter core is housed in housing, because this resuscitation apparatus inner chamber is communicated with crankcase intracavity, thereby the oil gas that includes large particle oil droplet in crankcase can enter this filter core, only use filter core to carry out separation oil and gas, large particle oil droplet is not carried out to pre-separation, easily cause the blocked phenomenon of filter core, need often cleaning, more renew cartridge, filter core is low working life, cause the shortcoming that maintenance cost is high.
Model utility content
The utility model provides a kind of deaerator that particle oil droplet is carried out to pre-separation and good oil gas separation effect for the problems referred to above.
In order to solve the problems of the technologies described above, the utility model provides a kind of deaerator of following structure, it comprises the deaerator housing being sealedly connected on crankcase, its structural feature is: the oil baffle that oil droplet is kept off back to crankcase is housed on the connecting end surface of deaerator housing and crankcase, in the connecting end surface of the edge of oil baffle and deaerator housing, between edge, form gas mixture inlet passage, deaerator housing comprises integrated Oil-gas Separation section and is tilted to the filtering section of setting, the bottom surface of Oil-gas Separation section from the setting that is outwards inclined upwardly gradually of the connection part of crankcase, the inner chamber of Oil-gas Separation section is filtering cavity, the inwall of filtering cavity is provided with at least one dividing plate that enters and order about gas mixture curve negotiating in filtering cavity to filtering cavity convexity, filter core is housed in filtering section, upper cover is equipped with in the up extension end portion of filtering section, outlet pipe is housed on upper cover.
The edge, both sides of described oil baffle contacts with the sealing of the connecting end surface both sides of deaerator housing, the top edge of oil baffle and lower limb form at least two gas mixture inlet passages with the upper and lower of deaerator housing connecting end surface respectively, oil baffle be provided with protruding enter at least one lug boss of crankcase intracavity.
Described oil baffle is the tabular and left and right sides of bending and is provided with two lug bosses, the top edge at oil baffle middle part contacts with the sealing of deaerator housing connecting end surface respectively with lower limb, and the upper lower limb of two lug bosses forms four gas mixture inlet passages with deaerator housing connecting end surface respectively.
On the inwall of described filtering cavity, after going to, be provided with two dividing plates, the bottom in anterior dividing plate inherent filtration chamber is upwards extended and the top of its top surface and filtering cavity was provided with gas passage, the top in the dividing plate inherent filtration chamber at rear portion was provided with gas passage to the bottom of downward-extension and its lower surface and filtering cavity, and anterior dividing plate bottom is provided with spill port.
On the inwall of described filtering cavity, after going to, be provided with two dividing plates, the bottom in anterior dividing plate inherent filtration chamber is upwards extended and the top of its top surface and filtering cavity was provided with gas passage, the top in the dividing plate inherent filtration chamber at rear portion was provided with gas passage to the bottom of downward-extension and its lower surface and filtering cavity, anterior dividing plate bottom is provided with spill port, and the middle part of described oil baffle is bolted on fore dividing plate.
The inwall of described filtering section is provided with to convex and enters the ring platform for supporting filter core, the inwall of described deaerator housing is provided with connection bump, the internal projection that leans filter core is housed on upper cover, described filter core is arranged between ring platform and internal projection and fixes by being installed on connecting bolt on upper cover, and the inner extending end of connecting bolt is screwed onto in connection bump.
Adopt after said structure, gas mixture in crankcase enters in this deaerator inner chamber through gas mixture inlet passage, the oil baffle that is the utility model conceptual design can prevent that large particle oil droplet from entering this deaerator inner chamber, and order about gas mixture curve negotiating in filtering cavity by dividing plate, thereby large particle oil droplet is carried out to pre-separation again, and the bottom surface of the Oil-gas Separation section that the oil droplet after separating can be obliquely installed certainly flows back to crankcase, finally use filter core to separate the less mist of oil of particle, finally the gas after separating is by outside the outlet pipe discharge side on upper cover.By foregoing description, can find out, first by the oil baffle and the dividing plate that arrange on deaerator, the large particle oil droplet in oil gas is carried out to pre-separation, can greatly improve oil gas separation, reduce atmospheric pollution, and can extend the cleaning cycle of filter core, and then reduce maintenance cost.In sum, the utlity model has the advantage of gas mixture being carried out to pre-separation and good oil gas separation effect.
Accompanying drawing explanation
Fig. 1 is a kind of embodiment's of the present utility model structural representation;
Fig. 2 is the structural representation that Fig. 1 overlooks;
Fig. 3 is the perspective view of embodiment in Fig. 1.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is described in further detail:
As shown in drawings, deaerator provided by the utility model comprises the deaerator housing 1 being sealedly connected on crankcase, on the connecting end surface of this deaerator housing 1 and crankcase, flange plate is set, by this flange plate, bolt is connected with crankcase seals, its concrete linkage structure form is prior art, on the connecting end surface of deaerator housing 1 and crankcase, the oil baffle 2 that oil droplet is kept off back to crankcase is housed, in the connecting end surface of the edge of oil baffle 2 and deaerator housing 1, between edge, form gas mixture inlet passage 7, the edge, both sides of described oil baffle 2 contacts with the sealing of the connecting end surface both sides of deaerator housing 1, specifically, both sides at the connecting end surface of deaerator housing 1 can be respectively equipped with the sealing rubber strip 14 with slot, the both sides edge connecting of oil baffle 2 is in sealing rubber strip 14 slots, oil baffle 2 can arrange be bending tabular, other shapes such as being such as spherical crown shape also can be set, its objective is that blocking direct large particle oil droplet in crankcase directly enters deaerator housing from the middle part of this connecting end surface, in the present embodiment, the top edge of oil baffle 2 and lower limb form at least two gas mixture inlet passages 7 with the upper and lower of deaerator housing 1 connecting end surface respectively, oil baffle 2 be provided with protruding enter at least one lug boss 21 of crankcase intracavity, oil baffle 2 is the tabular and left and right sides of bending and is provided with two lug bosses 21, in figure, be provided with two lug bosses 21, the top edge at oil baffle 2 middle parts contacts with the 1 connecting end surface sealing of deaerator housing respectively with lower limb, the upper lower limb of two lug bosses 21 forms four gas mixture inlet passages 7 with deaerator housing 1 connecting end surface respectively.
As depicted in figs. 1 and 2, deaerator housing 1 comprises integrated Oil-gas Separation section 1-1 and is tilted to the filtering section 1-2 of setting, the bottom surface of Oil-gas Separation section 1-1 from the setting that is outwards inclined upwardly gradually of the connection part of crankcase, the inner chamber of Oil-gas Separation section 1-1 is filtering cavity 8, the inwall of filtering cavity 8 is provided with at least one dividing plate 6 that enters and order about gas mixture curve negotiating in filtering cavity to filtering cavity convexity, on the inwall of filtering cavity 8, after going to, be provided with two dividing plates 6, the bottom in anterior dividing plate 6 inherent filtration chambeies 8 is upwards extended and the top of its top surface and filtering cavity was provided with gas passage, the top in the dividing plate inherent filtration chamber 8 at rear portion was provided with gas passage to the bottom of downward-extension and its lower surface and filtering cavity, anterior dividing plate 6 bottoms are provided with spill port 9, the middle part of described oil baffle 2 is bolted on fore dividing plate 6.
As shown in drawings, filter core 3 is housed in filtering section 1-2, upper cover 4 is equipped with in the up extension end portion of filtering section 1-2, between upper cover 4 and the connecting end surface of filtering section 1-2, seal ring is housed, and outlet pipe 5 is housed on upper cover 4.The inwall of filtering section 1-2 is provided with to convex and enters the ring platform 10 for supporting filter core 3, the inwall of described deaerator housing 1 is provided with connection bump 11, the internal projection 12 that leans filter core is housed on upper cover 4, described filter core 3 is arranged between ring platform 10 and internal projection 12 and by being installed on connecting bolt 13 on upper cover 4 and fixes, and the inner extending end of connecting bolt 13 is screwed onto in connection bump 11.
The above is specific constructive form of the present utility model; the utility model is not restricted to the described embodiments; the art personnel, the equivalent variations based on concrete structure on the utility model and parts are replaced all in protection domain of the present utility model.
Claims (6)
1. a deaerator, comprise the deaerator housing (1) being sealedly connected on crankcase, it is characterized in that: on the connecting end surface of deaerator housing (1) and crankcase, the oil baffle (2) that oil droplet is kept off back to crankcase is housed, in the connecting end surface of the edge of oil baffle (2) and deaerator housing (1), between edge, form gas mixture inlet passage (7), deaerator housing (1) comprises integrated Oil-gas Separation section (1-1) and is tilted to the filtering section (1-2) of setting, the bottom surface of Oil-gas Separation section (1-1) from the setting that is outwards inclined upwardly gradually of the connection part of crankcase, the inner chamber of Oil-gas Separation section (1-1) is filtering cavity (8), the inwall of filtering cavity (8) is provided with at least one dividing plate (6) that enters and order about gas mixture curve negotiating in filtering cavity to filtering cavity convexity, filter core (3) is housed in filtering section (1-2), upper cover (4) is equipped with in the up extension end portion of filtering section (1-2), outlet pipe (5) is housed on upper cover (4).
2. deaerator as claimed in claim 1, it is characterized in that: the edge, both sides of described oil baffle (2) contacts with the connecting end surface both sides sealing of deaerator housing (1), the top edge of oil baffle (2) and lower limb form at least two gas mixture inlet passages (7) with the upper and lower of deaerator housing (1) connecting end surface respectively, oil baffle (2) be provided with protruding enter at least one lug boss (21) of crankcase intracavity.
3. deaerator as claimed in claim 2, it is characterized in that: described oil baffle (2) is the tabular and left and right sides of bending and is provided with two lug bosses (21), the top edge at oil baffle (2) middle part contacts with the sealing of deaerator housing (1) connecting end surface respectively with lower limb, and the upper lower limb of two lug bosses (21) forms four gas mixture inlet passages (7) with deaerator housing (1) connecting end surface respectively.
4. deaerator as claimed in claim 1, it is characterized in that: on the inwall of described filtering cavity (8), after going to, be provided with two dividing plates (6), the bottom in anterior dividing plate (6) inherent filtration chamber (8) is upwards extended and the top of its top surface and filtering cavity was provided with gas passage, the top in the dividing plate inherent filtration chamber (8) at rear portion was provided with gas passage to the bottom of downward-extension and its lower surface and filtering cavity, and anterior dividing plate (6) bottom is provided with spill port (9).
5. deaerator as claimed in claim 3, it is characterized in that: on the inwall of described filtering cavity (8), after going to, be provided with two dividing plates (6), the bottom in anterior dividing plate (6) inherent filtration chamber (8) is upwards extended and the top of its top surface and filtering cavity was provided with gas passage, the top in the dividing plate inherent filtration chamber (8) at rear portion was provided with gas passage to the bottom of downward-extension and its lower surface and filtering cavity, anterior dividing plate (6) bottom is provided with spill port (9), and the middle part of described oil baffle (2) is bolted on fore dividing plate (6).
6. the deaerator as described in any one in claim 1-5, it is characterized in that: the inwall of described filtering section (1-2) is provided with to convex and enters the ring platform (10) for supporting filter core (3), the inwall of described deaerator housing (1) is provided with connection bump (11), the internal projection (12) that leans filter core is housed on upper cover (4), described filter core (3) is arranged between ring platform (10) and internal projection (12) and by being installed on the upper connecting bolt (13) of upper cover (4) and fixes, and the inner extending end of connecting bolt (13) is screwed onto in connection bump (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320628620.0U CN203570389U (en) | 2013-10-12 | 2013-10-12 | Oil-gas separator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320628620.0U CN203570389U (en) | 2013-10-12 | 2013-10-12 | Oil-gas separator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203570389U true CN203570389U (en) | 2014-04-30 |
Family
ID=50538123
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320628620.0U Withdrawn - After Issue CN203570389U (en) | 2013-10-12 | 2013-10-12 | Oil-gas separator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203570389U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103470342A (en) * | 2013-10-12 | 2013-12-25 | 潍柴动力股份有限公司 | Oil-gas separator |
| CN108194166A (en) * | 2018-03-15 | 2018-06-22 | 宁波神通模塑有限公司 | A kind of ultra high efficiency gs-oil separator |
-
2013
- 2013-10-12 CN CN201320628620.0U patent/CN203570389U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103470342A (en) * | 2013-10-12 | 2013-12-25 | 潍柴动力股份有限公司 | Oil-gas separator |
| CN103470342B (en) * | 2013-10-12 | 2016-02-10 | 潍柴动力股份有限公司 | A kind of deaerator |
| CN108194166A (en) * | 2018-03-15 | 2018-06-22 | 宁波神通模塑有限公司 | A kind of ultra high efficiency gs-oil separator |
| CN108194166B (en) * | 2018-03-15 | 2024-01-09 | 神通科技集团股份有限公司 | Super-efficient oil-gas separator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140430 Effective date of abandoning: 20160210 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |