CN205446475U - A oil -gas separation device for hydraulic retarber surge damping valve - Google Patents
A oil -gas separation device for hydraulic retarber surge damping valve Download PDFInfo
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- CN205446475U CN205446475U CN201620154878.5U CN201620154878U CN205446475U CN 205446475 U CN205446475 U CN 205446475U CN 201620154878 U CN201620154878 U CN 201620154878U CN 205446475 U CN205446475 U CN 205446475U
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Abstract
The utility model discloses an oil -gas separation device for hydraulic retarber surge damping valve, it includes the exhaust passage of one end and oil storage chamber (1) intercommunication other end and air inlet (3) the intercommunication of surge damping valve (2), the exhaust passage comprises the sub - exhaust passage that many head and the tail concatenated, be equipped with the oil -gas separation structure that is used for carrying on oil -gas separation to gas on the sub - exhaust passage. The utility model provides a can separate the oil in the combustion gas, reduce the oil content of combustion gas, be difficult to lead to an oil -gas separation device for hydraulic retarber surge damping valve of environment oil pollution.
Description
Technical field
This utility model relates to Retarder technical field, is specifically related to a kind of gas and oil separating plant for Retarder pressure maintaining valve.
Background technology
Retarder is a kind of auxiliary brake device for automobile, it is mainly used in motorbus, urban public traffic vehicles, heavy truck and military vehicle, Retarder includes heat exchanger, rotor, stator and housing, there is on housing shoe cream room and working chamber, rotor and car transmissions are fixed together, in motion, rotor also can rotate automobile.During Retarder work, proportional solenoid compressed air enters shoe cream room, the oil pressure in shoe cream room is entered the working chamber between Retarder stator and rotor, when Retarder is started working, rotor drives fluid to rotate about the axis, meanwhile, fluid moves along rotor blade direction, gets rid of to stator, stator vane produces counteracting force to fluid, fluid outflow stator goes back to impact rotor again, thus forms the moment of resistance to rotor, thus realizes the decelerating effect to vehicle.
During Retarder work, owing to the amount of proportional solenoid valve control air entrance shoe cream room is difficult to accurately control, so that shoe cream room internal gas pressure is stable, so that oil mass is stable in working oil chamber, and then ensure the decelerability of Retarder, pressure maintaining valve is generally set on housing, but after working due to Retarder, often also have a certain amount of oil in gas, if this gas is directly by the discharge of pressure maintaining valve, be easily caused the greasy dirt dye environment of discharge.
Summary of the invention
Technical problem to be solved in the utility model is: providing a kind of can separate the oil in expellant gas, reduces the oil content of expellant gas, it is not easy to cause the gas and oil separating plant for Retarder pressure maintaining valve that environment greasy dirt contaminates.
The technical scheme in the invention for solving the above technical problem is: a kind of gas and oil separating plant for Retarder pressure maintaining valve, it includes that one end connects the exhaust passage that the other end connects with the air inlet of pressure maintaining valve with shoe cream room, the sub-exhaust passage that described exhaust passage is concatenated by a plurality of head and the tail forms, and described sub-exhaust passage is provided with the gas oil separation structure for gas carries out Oil-gas Separation.
Described sub-exhaust passage includes first exhaust passage, second exhaust passage, the 3rd exhaust passage and the 4th exhaust passage, described first exhaust passage is provided with the first gas oil separation structure, described second exhaust passage is provided with the second gas oil separation structure, described 3rd exhaust passage is provided with the 3rd gas oil separation structure, and described 4th exhaust passage is provided with the 4th gas oil separation structure.
Compared with prior art, the utility model has the advantage of: between shoe cream room and pressure maintaining valve, set exhaust passage, the sub-exhaust passage that exhaust passage is concatenated by a plurality of head and the tail forms, sub-exhaust passage is provided with the gas oil separation structure for gas carries out Oil-gas Separation, oil in expellant gas can be separated, reduce the oil content of expellant gas, not easily lead to environment greasy dirt dye, reduce the evaporation of shoe cream room oil simultaneously, ensure the performance of Retarder, make Retarder be constantly in optimum state.
Exhaust passage total kilometres are four times of single exhaust passage length, are equipped with gas oil separation structure in each exhaust passage, and separating effect is more preferable, reduce the oil content of expellant gas further, and protection pressure maintaining valve is not polluted by the oil.
As a kind of improvement of the present utility model, described first gas oil separation structure includes the first cavity being located on housing, described first cavity is connected with shoe cream room by the first air inlet, by described improvement, gas enters the first cavity by the first air inlet, and gas impinges upon on the first cavity wall after entering, carry out oil gas collision for the first time to separate, and gas rotates in the first cavity simultaneously, carrying out oil gas rotating separation for the first time, the oil after separation is returned in shoe cream room by the first air inlet simultaneously.
One is also had to improve as of the present utility model, described second gas oil separation structure includes the second cavity being located on housing, described second cavity is connected by the second air inlet and the first cavity, by described improvement, gas enters the second cavity by the second air inlet, gas impinges upon on the second cavity wall after entering, carry out second time oil gas collision to separate, and gas rotates in the second cavity simultaneously, carrying out second time oil gas rotating separation, the oil after separation is returned in the first cavity by the second air inlet simultaneously.
One is also had to improve as of the present utility model, described 3rd gas oil separation structure includes the 3rd cavity being located on housing, described 3rd cavity is connected by the 3rd air inlet and the second cavity, by described improvement, gas enters the 3rd cavity by the 3rd air inlet, gas impinges upon on the 3rd cavity wall after entering, carry out third time oil gas collision to separate, and gas rotates in the 3rd cavity simultaneously, carrying out third time oil gas rotating separation, the oil after separation is returned in the second cavity by the 3rd air inlet simultaneously.
One is also had to improve as of the present utility model, described 4th gas oil separation structure includes the 4th cavity being located on housing, described 4th cavity is connected by the 4th air inlet and the 3rd cavity, by described improvement, gas enters the 4th cavity by the 4th air inlet, gas impinges upon on the 4th cavity wall after entering, carry out the 4th oil gas collision to separate, and gas rotates in the 4th cavity simultaneously, carrying out the 4th oil gas rotating separation, the oil after separation is returned in the 3rd cavity by the 4th air inlet simultaneously.
One is also had to improve as of the present utility model, it is provided with oil baffle at the air inlet of described pressure maintaining valve, by described improvement, oil baffle can build up a part of gas isolated oil after the second cavity Oil-gas Separation, it is to avoid the separated oil of this part is blown into pressure maintaining valve by gas.
Accompanying drawing explanation
Fig. 1 is this utility model gas and oil separating plant axonometric chart for Retarder pressure maintaining valve.
Fig. 2 is structure for amplifying schematic diagram at the A of Fig. 1.
1-shoe cream room, 2-pressure maintaining valve, 3-air inlet, 4-first exhaust passage, 4.1-the first cavity, 4.2-the first air inlet, 5-second exhaust passage, 5.1-the second cavity, 5.2-the second air inlet, 6-the 3rd exhaust passage, 6.1-the 3rd cavity, 6.2-the 3rd air inlet, 7-the 4th exhaust passage, 7.1-the 4th cavity, 7.2-the 4th air inlet, 8-oil baffle.
Detailed description of the invention
Below in conjunction with the accompanying drawings embodiment of the present utility model is further described.
As shown in Figure 1-2,
A kind of gas and oil separating plant for Retarder pressure maintaining valve, it includes that one end connects the exhaust passage that the other end connects with the air inlet 3 of pressure maintaining valve 2 with shoe cream room 1, the sub-exhaust passage that described exhaust passage is concatenated by a plurality of head and the tail forms, and described sub-exhaust passage is provided with the gas oil separation structure for gas carries out Oil-gas Separation.
Wherein, described sub-exhaust passage includes first exhaust passage 4, second exhaust passage the 5, the 3rd exhaust passage 6 and the 4th exhaust passage 7, described first exhaust passage 4 is provided with the first gas oil separation structure, described second exhaust passage 5 is provided with the second gas oil separation structure, described 3rd exhaust passage 6 is provided with the 3rd gas oil separation structure, and described 4th exhaust passage 7 is provided with the 4th gas oil separation structure.
Wherein, described first gas oil separation structure includes that the first cavity 4.1 being located on housing, described first cavity 4.1 are connected with shoe cream room 1 by the first air inlet 4.2.
Wherein, described second gas oil separation structure includes that the second cavity 5.1 being located on housing, described second cavity 5.1 are connected with the first cavity 4.1 by the second air inlet 5.2.
Wherein, described 3rd gas oil separation structure includes that the 3rd cavity 6.1 being located on housing, described 3rd cavity 6.1 are connected with the second cavity 5.1 by the 3rd air inlet 6.2.
Wherein, described 4th gas oil separation structure includes that the 4th cavity 7.1 being located on housing, described 4th cavity 7.1 are connected with the 3rd cavity 6.1 by the 4th air inlet 7.2.
Wherein, it is provided with oil baffle 8 at the air inlet 3 of described pressure maintaining valve 2.
Below only most preferred embodiment of the present utility model is described, but is not to be construed as limitations on claims.This utility model is not only limited to above example, and its concrete structure allows to change.All various changes made in the protection domain of this utility model independent claims are all in this utility model protection domain.
Claims (6)
1. the gas and oil separating plant for Retarder pressure maintaining valve, it includes that one end connects the exhaust passage that the other end connects with the air inlet (3) of pressure maintaining valve (2) with shoe cream room (1), it is characterized in that: the sub-exhaust passage that described exhaust passage is concatenated by a plurality of head and the tail forms, described sub-exhaust passage is provided with the gas oil separation structure for gas carries out Oil-gas Separation；
Described sub-exhaust passage includes first exhaust passage (4), second exhaust passage (5), the 3rd exhaust passage (6) and the 4th exhaust passage (7), described first exhaust passage (4) is provided with the first gas oil separation structure, described second exhaust passage (5) is provided with the second gas oil separation structure, described 3rd exhaust passage (6) is provided with the 3rd gas oil separation structure, and described 4th exhaust passage (7) is provided with the 4th gas oil separation structure.
Gas and oil separating plant for Retarder pressure maintaining valve the most according to claim 1, it is characterized in that: described first gas oil separation structure includes the first cavity (4.1) being located on housing, described first cavity (4.1) is connected with shoe cream room (1) by the first air inlet (4.2).
Gas and oil separating plant for Retarder pressure maintaining valve the most according to claim 2, it is characterized in that: described second gas oil separation structure includes the second cavity (5.1) being located on housing, described second cavity (5.1) is connected with the first cavity (4.1) by the second air inlet (5.2).
Gas and oil separating plant for Retarder pressure maintaining valve the most according to claim 1, it is characterized in that: described 3rd gas oil separation structure includes the 3rd cavity (6.1) being located on housing, described 3rd cavity (6.1) is connected with the second cavity (5.1) by the 3rd air inlet (6.2).
Gas and oil separating plant for Retarder pressure maintaining valve the most according to claim 1, it is characterized in that: described 4th gas oil separation structure includes the 4th cavity (7.1) being located on housing, described 4th cavity (7.1) is connected with the 3rd cavity (6.1) by the 4th air inlet (7.2).
Gas and oil separating plant for Retarder pressure maintaining valve the most according to claim 1, it is characterised in that: air inlet (3) place of described pressure maintaining valve (2) is provided with oil baffle (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620154878.5U CN205446475U (en) | 2016-03-01 | 2016-03-01 | A oil -gas separation device for hydraulic retarber surge damping valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620154878.5U CN205446475U (en) | 2016-03-01 | 2016-03-01 | A oil -gas separation device for hydraulic retarber surge damping valve |
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| Publication Number | Publication Date |
|---|---|
| CN205446475U true CN205446475U (en) | 2016-08-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201620154878.5U Active CN205446475U (en) | 2016-03-01 | 2016-03-01 | A oil -gas separation device for hydraulic retarber surge damping valve |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105697602A (en) * | 2016-03-01 | 2016-06-22 | 宁波华盛联合制动科技有限公司 | Oil-gas separating device used for pressure stabilizing valve of hydraulic retarder |
-
2016
- 2016-03-01 CN CN201620154878.5U patent/CN205446475U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105697602A (en) * | 2016-03-01 | 2016-06-22 | 宁波华盛联合制动科技有限公司 | Oil-gas separating device used for pressure stabilizing valve of hydraulic retarder |
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