CN204691857U - A kind of gas and oil separating plant oil return mechanism - Google Patents

A kind of gas and oil separating plant oil return mechanism Download PDF

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Publication number
CN204691857U
CN204691857U CN201520235961.0U CN201520235961U CN204691857U CN 204691857 U CN204691857 U CN 204691857U CN 201520235961 U CN201520235961 U CN 201520235961U CN 204691857 U CN204691857 U CN 204691857U
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oil
gas
separating plant
shoe cream
cream room
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CN201520235961.0U
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Chinese (zh)
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徐江涛
尹召阳
李春锋
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Weichai Power Co Ltd
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Weichai Power Co Ltd
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Abstract

The utility model discloses a kind of gas and oil separating plant oil return mechanism, comprise setting gas and oil separating plant on the engine, a shoe cream room is formed between motor and flywheel casing, flywheel casing is provided with one to be run through flywheel casing wall thickness and extends to the return tube bottom shoe cream room, is provided with a connecting tube between return tube and gas and oil separating plant; Be provided with between return tube and the bottom surface of shoe cream room one for return tube fuel-displaced go out oil-gap; Be provided with one for discharging the oil outlet of shoe cream room inner fluid with the flywheel casing sidewall of shoe cream room corresponding position, oil outlet is higher than going out oil-gap.This structure substantially reduces the length of return tube, decrease cost, not only take full advantage of the unused cavity between motor and flywheel casing, also can improve motor upper pipeline difficult arrangement, chaotic situation, layout is more reasonable, outward appearance is more succinct, meanwhile, the problem that return tube and other pipelines are interfered mutually is avoided; Also improve the reliability of gas and oil separating plant work.

Description

A kind of gas and oil separating plant oil return mechanism
Technical field
The utility model belongs to technical field of engines, particularly relates to a kind of gas and oil separating plant oil return mechanism.
Background technique
Present stage, when oil-gas separating device of engine takes rearmounted layout, the return tube be connected with gas and oil separating plant is communicated with by the return tube being arranged on motor side and flows back to oil sump.Because the length of return tube is longer, not only there is difficult arrangement and arrange chaotic problem, and very easily occurring the problem that on return tube and motor, other pipelines are interfered mutually; Meanwhile, the reliability of gas and oil separating plant work can not get good guarantee.Especially, when motor adopts major and minor Oil-gas Separation, owing to having two return tubes, interference problem and Layout Problem then can be more serious.
Model utility content
Technical problem to be solved in the utility model is: provide a kind of gas and oil separating plant oil return mechanism, under the prerequisite ensureing gas and oil separating plant reliably working, solve the problem that on return tube difficult arrangement, chaotic problem and return tube and motor, other pipelines are interfered mutually.
For solving the problems of the technologies described above, the technical solution of the utility model is: a kind of gas and oil separating plant oil return mechanism, comprise setting gas and oil separating plant on the engine, one is formed for the shoe cream room of oil storage between the flywheel casing that described motor and described motor are installed, the top of described flywheel casing is provided with one and runs through described flywheel casing wall thickness and the return tube extended to bottom described shoe cream room, is provided with a connecting tube between described return tube and described gas and oil separating plant;
Be provided with between the bottom surface of described return tube and described shoe cream room one for described return tube fuel-displaced go out oil-gap;
Be provided with one for discharging the oil outlet of described shoe cream room inner fluid with the described flywheel casing sidewall of described shoe cream room corresponding position, described oil outlet higher than described go out oil-gap.
Improve as one, described oil outlet is positioned at the inner side surface of described flywheel casing, and described shoe cream room is communicated with the gear chamber on described flywheel casing by described oil outlet.
As further improvement, described gas and oil separating plant comprises main deaerator and secondary deaerator, described connecting tube comprises the First Transition pipe be connected with described main deaerator and the second transition tube be connected with described secondary deaerator, and described First Transition pipe, described second transition tube and described return tube are interconnected by three-way pipe.
As further improving, described First Transition pipe is provided with an one-way valve.
As further improving, described return tube is metal return tube, and described connecting tube is rubber linking tube.
After have employed technique scheme, the beneficial effects of the utility model are:
Owing to forming a shoe cream room between motor and flywheel casing, shoe cream room is connected with gas and oil separating plant with return tube by the connecting tube be interconnected, thus the isolated fluid of gas and oil separating plant flows to the bottom of shoe cream room through connecting tube and return tube, when shoe cream room inner fluid runs up to certain liquid level, just return tube can be exported fluid-tight, effectively can prevent from oil gas from escaping like this or return altering, when the fluid in shoe cream room is abundant, be flowed out by oil outlet.Compared with traditional return tube, this structure can shorten the length of return tube between gas and oil separating plant and oil sump greatly, decrease cost, not only take full advantage of the unused cavity between motor and flywheel casing, also can improve motor upper pipeline difficult arrangement, chaotic situation, make that motor upper pipeline is arranged more rationally, outward appearance is more succinct, meanwhile, avoid the problem that on return tube and motor, other pipelines are interfered mutually; In addition, the reliability of gas and oil separating plant work is also improved.
Because shoe cream room is communicated with the gear chamber on flywheel casing by oil outlet, thus when fluid in shoe cream room is abundant, enters gear chamber lubricate train of gearings by oil outlet, the secondary achieving fluid utilizes, and avoids waste.
Because First Transition pipe is provided with an one-way valve, thus by one-way valve, prevent operationally, oil gas only through main deaerator without secondary deaerator, directly enter shoe cream room.
Accompanying drawing explanation
Fig. 1 is the structural representation that the utility model implements;
Fig. 2 is the enlarged view of A in Fig. 1;
Fig. 3 is the structural representation that the utility model implements two;
In figure: 1, motor, 2, flywheel casing, 201, shoe cream room, 202, oil outlet, 203, gear chamber, 204, go out oil-gap, 3, return tube, 4, connecting tube, 401, First Transition pipe, 402, the second transition tube, 403, three-way pipe, 5, gas and oil separating plant, 501, main deaerator, 502, secondary deaerator, 6, one-way valve.
Embodiment
In order to make the purpose of this utility model, technological scheme and advantage clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
Embodiment one:
As Fig. 1 and Fig. 2 jointly shown in, a kind of gas and oil separating plant oil return mechanism, comprise the gas and oil separating plant 5 be arranged on motor 1, this gas and oil separating plant 5 is single-stage deaerator, formed between the flywheel casing 2 that this motor 1 and motor 1 are installed seal and for the shoe cream room 201 of oil storage, the top of this flywheel casing 2 is provided with one and runs through flywheel casing 2 wall thickness and extend to the return tube 3 bottom shoe cream room 201, is provided with a connecting tube 4 between this return tube 3 and gas and oil separating plant 5; Be provided with between this return tube 3 and bottom surface of shoe cream room 201 one for return tube 3 fuel-displaced go out oil-gap 204; Be provided with one for discharging the oil outlet 202 of shoe cream room 201 inner fluid with flywheel casing 2 sidewall of shoe cream room 201 corresponding position, this oil outlet 202 is higher than going out oil-gap 204.
This oil outlet 202 is positioned at the inner side surface of flywheel casing 2, and this shoe cream room 201 is communicated with the gear chamber 203 on flywheel casing 2 by oil outlet 202.
This return tube 3 is metal return tube, and this return tube 3 can be processed separately, also can form with flywheel casing 2 integrally casting; This connecting tube 4 is rubber linking tube.
Embodiment two:
The structure of the present embodiment is substantially identical with the structure of embodiment one, and its difference is:
As shown in Figure 3, this gas and oil separating plant 5 comprises main deaerator 501 and secondary deaerator 502, this connecting tube 4 comprises the First Transition pipe 401 be connected with main deaerator 501 and the second transition tube 402 be connected with secondary deaerator 502, and this First Transition pipe 401, second transition tube 402 and return tube 3 are interconnected by three-way pipe 403.
During in order to prevent work, oil gas only directly enters shoe cream room 201 through main deaerator 501 (without secondary deaerator 502), and this First Transition pipe 401 is provided with an one-way valve 6; Or, according to actual needs, adjust the pipeline diameter of this First Transition pipe 401, second transition tube 402 and return tube 3, to increase resistance, prevent above-mentioned situation from occurring.
In actual applications, owing to forming a shoe cream room 201 between motor 1 and flywheel casing 2, shoe cream room 201 is connected with gas and oil separating plant 5 with return tube 3 by the connecting tube 4 be interconnected, thus the isolated fluid of gas and oil separating plant 5 flows to the bottom of shoe cream room 201 through connecting tube 4 and return tube 3, when shoe cream room 201 inner fluid runs up to certain liquid level, just return tube 3 can be exported fluid-tight, effectively can prevent from oil gas from escaping like this or return altering, when the fluid in shoe cream room 201 is abundant, flowed out by oil outlet 202.Compared with traditional return tube, this structure can shorten the length of return tube between gas and oil separating plant 5 and oil sump greatly, decrease cost, not only take full advantage of the unused cavity between motor 1 and flywheel casing 2, also can improve motor 1 upper pipeline difficult arrangement, chaotic situation, to make on motor 1 line arrangement more rationally, outward appearance is more succinct, meanwhile, avoids the problem that return tube 3 is interfered mutually with other pipelines on motor 1; In addition, the reliability that gas and oil separating plant 5 works is also improved.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., all should be included within protection domain of the present utility model.

Claims (5)

1. a gas and oil separating plant oil return mechanism, comprise the gas and oil separating plant (5) be arranged on motor (1), it is characterized in that, one is formed for the shoe cream room (201) of oil storage between the upper flywheel casing (2) installed of described motor (1) and described motor (1), the top of described flywheel casing (2) is provided with one and runs through described flywheel casing (2) wall thickness and extend to the return tube (3) of described shoe cream room (201) bottom, a connecting tube (4) is provided with between described return tube (3) and described gas and oil separating plant (5),
Be provided with between the bottom surface of described return tube (3) and described shoe cream room (201) one for described return tube (3) fuel-displaced go out oil-gap (204);
Be provided with one for discharging the oil outlet (202) of described shoe cream room (201) inner fluid with described flywheel casing (2) sidewall of described shoe cream room (201) corresponding position, described oil outlet (202) higher than described go out oil-gap (204).
2. a kind of gas and oil separating plant oil return mechanism according to claim 1, it is characterized in that, described oil outlet (202) is positioned at the inner side surface of described flywheel casing (2), and described shoe cream room (201) is communicated with the gear chamber (203) on described flywheel casing (2) by described oil outlet (202).
3. a kind of gas and oil separating plant oil return mechanism according to claim 1 and 2, it is characterized in that, described gas and oil separating plant (5) comprises main deaerator (501) and secondary deaerator (502), described connecting tube (4) comprises the First Transition pipe (401) be connected with described main deaerator (501) and the second transition tube (402) be connected with described secondary deaerator (502), described First Transition pipe (401), described second transition tube (402) and described return tube (3) are interconnected by three-way pipe (403).
4. a kind of gas and oil separating plant oil return mechanism according to claim 3, is characterized in that, described First Transition pipe (401) is provided with an one-way valve (6).
5. a kind of gas and oil separating plant oil return mechanism according to claim 3, is characterized in that, described return tube (3) is metal return tube, and described connecting tube (4) is rubber linking tube.
CN201520235961.0U 2015-04-18 2015-04-18 A kind of gas and oil separating plant oil return mechanism Active CN204691857U (en)

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Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
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CN204691857U true CN204691857U (en) 2015-10-07

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106903550A (en) * 2015-12-22 2017-06-30 北京新思维汇德精密磨床有限责任公司 One kind is without pump oil return mechanism
CN110925055A (en) * 2019-12-16 2020-03-27 潍柴动力股份有限公司 One-way oil return gas sealing cover plate structure and oil-gas separation oil return device
CN114251454A (en) * 2021-11-30 2022-03-29 潍柴动力股份有限公司 Non-contact oil-gas sealing device

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106903550A (en) * 2015-12-22 2017-06-30 北京新思维汇德精密磨床有限责任公司 One kind is without pump oil return mechanism
CN106903550B (en) * 2015-12-22 2018-11-16 北京新思维汇德精密磨床有限责任公司 It is a kind of without pump oil return mechanism
CN110925055A (en) * 2019-12-16 2020-03-27 潍柴动力股份有限公司 One-way oil return gas sealing cover plate structure and oil-gas separation oil return device
CN110925055B (en) * 2019-12-16 2021-08-20 潍柴动力股份有限公司 One-way oil return gas sealing cover plate structure and oil-gas separation oil return device
CN114251454A (en) * 2021-11-30 2022-03-29 潍柴动力股份有限公司 Non-contact oil-gas sealing device

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