CN2906075Y

CN2906075Y - Oil-gas separator

Info

Publication number: CN2906075Y
Application number: CN 200620103527
Authority: CN
Inventors: 陈秋云
Original assignee: Individual
Current assignee: Individual
Priority date: 2006-05-10
Filing date: 2006-05-10
Publication date: 2007-05-30
Anticipated expiration: 2016-05-10

Abstract

The utility model relates to an oil-gas separator which mainly comprises a shell, an air inlet pipe, a lower oil pipe and an air outlet pipe; wherein a separating plate is provided in the shell, the separating plate divides the space in the shell into a front chamber and a back chamber; a baffle plate and a first filter screen are provided in the front chamber, the baffle plate and the first filter screen divide the front chamber into a front upper chamber, a front middle chamber and a front lower chamber, the air inlet pipe is arranged in the front middle chamber to be communicated with the front upper chamber through the oil return hole and to communicated with the front lower chamber through the first filter screen; the front upper chamber is communicated with the upper end of the back chamber through the baffle plate, and the front is communicated with the lower end of the back chamber through the lower hole of the baffle plate; the bottom of the front lower chamber is communicated with the lower oil pipe; a second filter screen is provided in the back chamber, and the air outlet pipe is communicated with the upper end of the back chamber. The utility model has the advantages that being simple in structure, convenient in maintenance and replacement, the quantity of oil drainage can be controlled at 0.2 g/h and due to a heat insulation plate on the inside wall of the back chamber, the oil-gas mixture can be well separated without the influence of outside heat.

Description

Deaerator

Technical field

The utility model relates to gas and oil separating plant, the deaerator when mainly relating to a kind of crankcase scavenged pollutant that is applicable to diesel engine.

Background technique

Present technique is a Treatment Design during at the exhausted by crankcase of diesel engine, because during engine piston motion, lubricant oil can be brought in the exhaust along with coming and going of piston, the result has polluted environment, has increased engine oil consumption, in order to address the above problem, need carry out Oil-gas Separation, oil gas separation according to present manufacturer is low, can not reach requirement in advance, has almost lost the Oil-gas Separation function.

Summary of the invention

The utility model will solve above-mentioned existing shortcoming, provides a kind of simple in structure, convenient maintenance and replacement, and oil drain quantity can be controlled at the deaerator of 0.2g/h.

The utility model solves the technological scheme that its technical problem adopts: this deaerator, mainly comprise housing, suction tude, following oil pipe and steam outlet pipe, and be provided with a separating plate in the described housing, by this separating plate housing is divided into ante-chamber and back cavity; Be provided with the baffle plate and first filter screen in the ante-chamber, by this baffle plate and first filter screen ante-chamber is divided into preceding epicoele, preceding lumen and preceding cavity of resorption, suction tude is arranged in the preceding lumen, the return opening that has on the baffle plate by the top is connected with preceding epicoele, and first filter screen by the below is connected with preceding cavity of resorption simultaneously; Preceding epicoele is connected with the upper end of back cavity by the separating plate upper end hole, and preceding cavity of resorption is connected with the lower end of back cavity by stomidium under the separating plate, and the bottom of preceding cavity of resorption is connected with following oil pipe; Be provided with second filter screen in the back cavity, steam outlet pipe is connected with the upper end of back cavity.

The technological scheme that its technical problem that solves the utility model adopts can also be further perfect.

Housing described in the utility model is made up of last shell and lower casing, and separating plate is arranged on the joint of shell and lower casing, also can be integrative-structure.

The inwall of back cavity described in the utility model is provided with one deck thermal baffle, and whole oil gas can separate under the prerequisite that is not subjected to heat credit well.

Suction tude described in the utility model is provided with opening on the sidewall at preceding lumen place, be connected with preceding lumen by this opening.

First filter screen described in the utility model is arranged on the locating column.

The effect that the utility model is useful is: simple in structure, and convenient maintenance and replacement, oil drain quantity can be controlled at 0.2g/h, because the inwall of back cavity is provided with one deck thermal baffle, whole oil gas can separate under the prerequisite that is not subjected to heat credit well.

Description of drawings

Fig. 1 is the utility model master TV structure schematic representation;

Fig. 2 is the utility model left side TV structure schematic representation;

Fig. 3 is the utility model B-B cross-sectional view;

Fig. 4 is the utility model A-A cross-sectional view;

Reference character: stomidium 16 under flange 1, steam outlet pipe 2, time oil pipe 3, separating plate 4, thermal baffle 5, lower casing 6, first filter screen 7, suction tude 8, opening 8-1, following hydraulic fluid port 9, last shell 10, baffle plate 11, return opening 12, second filter screen 13, locating column 14, separating plate upper end hole 15, the separating plate, ante-chamber 17, preceding epicoele 17-1, preceding lumen 17-2, preceding cavity of resorption 17-3, back cavity 18.

Embodiment

Below in conjunction with drawings and Examples the utility model is described in further detail.

As shown in the figure, this deaerator, mainly comprise housing ,-suction tude 8 that links to each other with flange 1, oil pipe 9 and steam outlet pipe 2 down, housing is made up of last shell 10 and lower casing 6, separating plate 4 is arranged on the joint of shell 10 and lower casing 6, forms an integral body.By this separating plate 4 housing is divided into ante-chamber 17 and back cavity 18, the inwall of back cavity 18 is provided with one deck thermal baffle 5.Be provided with the baffle plate 11 and first filter screen 7 in the ante-chamber, by this baffle plate 11 and first filter screen 7 ante-chamber 17 is divided into preceding epicoele 17-1, preceding lumen 17-2 and preceding cavity of resorption 17-3, suction tude 8 is arranged among the preceding lumen 17-2, suction tude 8 is provided with opening 8-1 on the sidewall at preceding lumen 17-2 place, be connected with preceding lumen 17-2 by this opening 8-1; The return opening 12 that has on the baffle plate 11 by the top is connected with preceding epicoele 17-1, and first filter screen 7 by the below is connected with preceding cavity of resorption 17-3 simultaneously, and first filter screen 7 is arranged on the locating column 14.Preceding epicoele 17-1 is connected by the upper end of separating plate upper end hole 15 with back cavity 18, and preceding cavity of resorption 17-3 is connected by the lower end of stomidium under the separating plate 16 with back cavity 18, and the bottom of preceding cavity of resorption 17-3 is connected with following oil pipe 3; Be provided with second filter screen 13 in the back cavity 18, steam outlet pipe 2 is connected with the upper end of back cavity 18.

Working principle: this deaerator mainly is to enter suction tude 8 when oil gas, oil gas is by upwards entering into, in baffle plate 11 collide with and oil gas by upwards descending through first filter screen 7 to collide, the suitable oil pipe 3 oil return drain pans down of the oil that separates, oil gas is by stomidium under the separating plate 16, from bottom to top through going into second filter screen 13, this road filter screen is not subjected to extraneous heat effects under the effect of thermal baffle 5, can reach effective function, at this moment the oil of Fen Liing is still got back to down in the oil pipe 3, when rushing at the top, upper end once more, oil gas collides, oil-containing in the oil gas is slightly at least like this, and the oil of colliding once more is to flow down by return opening 12, gets back to down hydraulic fluid port 9 oil pipe 3 under going into once more and gets back to oil sump, remaining gas is led to steam outlet pipe 2 discharges smoothly, forms whole separated flow and becomes.

Claims

1, a kind of deaerator mainly comprises housing, suction tude (8), following oil pipe (9) and steam outlet pipe (2), it is characterized in that: be provided with a separating plate (4) in the described housing, by this separating plate (4) housing be divided into ante-chamber (17) and back cavity (18); Be provided with baffle plate (11) and first filter screen (7) in the ante-chamber, by this baffle plate (11) and first filter screen (7) ante-chamber (17) is divided into preceding epicoele (17-1), preceding lumen (17-2) and preceding cavity of resorption (17-3), suction tude (8) is arranged in the preceding lumen (17-2), the return opening (12) that has on the baffle plate (11) by the top is connected with preceding epicoele (17-1), and first filter screen (7) by the below is connected with preceding cavity of resorption (17-3) simultaneously; Preceding epicoele (17-1) is connected by the upper end of separating plate upper end hole (15) with back cavity (18), and preceding cavity of resorption (17-3) is connected by the lower end of stomidium under the separating plate (16) with back cavity (18), and the bottom of preceding cavity of resorption (17-3) is connected with following oil pipe (3); Be provided with second filter screen (13) in the back cavity (18), steam outlet pipe (2) is connected with the upper end of back cavity (18).

2, deaerator according to claim 1 is characterized in that: described housing is made up of last shell (10) and lower casing (6), and separating plate (4) is arranged on the joint of shell (10) and lower casing (6).

3, deaerator according to claim 1 is characterized in that: the inwall of described back cavity (18) is provided with one deck thermal baffle (5).

4, deaerator according to claim 1 is characterized in that: described suction tude (8) is provided with opening (8-1) on the sidewall that preceding lumen (17-2) is located, and is connected with preceding lumen (17-2) by this opening (8-1).

5, deaerator according to claim 1 is characterized in that: described first filter screen (7) is arranged on the locating column (14).