阅读说明：本技术 一种柴油机用带有独立液压控油系统的润滑油箱 (Lubricating oil tank with independent hydraulic oil control system for diesel engine ) 是由 邢如月 周龙 晏雨 高恪 于 2020-11-30 设计创作，主要内容包括：本发明公开了一种带有独立液压控油系统的润滑油箱,包括润滑油箱主体、地脚、液位计、自封式吸油过滤器、螺杆泵吸入口、滑油CHC过滤模块进口管系、滑油CHC过滤模块、滑油CHC过滤模块出口管系和控制箱；润滑油箱采用人孔便于维修保养；斜底板便于残渣碎屑依靠自身的重力滑落至润滑油箱底侧高度较低的一侧,控制箱控制润滑油箱中的残渣、碎屑不断地让精滤器吸收,从而保证润滑油箱中的油长期处于较干净的状态,从而提高了润滑油的使用寿命。润滑油箱内部设有回油、注油管系,油口管道低于润滑油箱中的油面,可防止润滑油的氧化。(The invention discloses a lubricating oil tank with an independent hydraulic oil control system, which comprises a lubricating oil tank main body, a foot margin, a liquid level meter, a self-sealing type oil absorption filter, a screw pump suction inlet, an inlet piping system of a lubricating oil CHC filtering module, an outlet piping system of the lubricating oil CHC filtering module and a control box, wherein the foot margin is arranged on the lubricating oil tank main body; the lubricating oil tank is convenient to maintain by adopting a manhole; the inclined bottom plate is convenient for residue fragments to slide to the lower side of the bottom side of the lubricating oil tank by means of self gravity, the control box controls the residue and the fragments in the lubricating oil tank to be continuously absorbed by the fine filter, and therefore oil in the lubricating oil tank is guaranteed to be in a clean state for a long time, and the service life of the lubricating oil is prolonged. An oil return and oil injection piping system is arranged in the lubricating oil tank, and the oil port pipeline is lower than the oil surface in the lubricating oil tank, so that the lubricating oil can be prevented from being oxidized.)

1. The utility model provides a lubricating-oil tank with independent hydraulic pressure accuse oil system which characterized in that: the device comprises a lubricating oil box main body (1), feet (5), a liquid level meter (14), a self-sealing oil absorption filter (22), a screw pump suction inlet (13), a lubricating oil CHC filtering module inlet piping system (15), a lubricating oil CHC filtering module outlet piping system (10) and a control box (100); the lubricating oil tank main body (1) is an inclined bottom tank body, the inclined bottom and the horizontal plane form an included angle alpha, four ground feet (5) are arranged at four corners of the inclined bottom of the lubricating oil tank main body (1), and the ground feet at two sides are not equal in height so that the upper surface of the lubricating oil tank main body (1) is parallel to the horizontal plane; a sealing cover plate (2) is arranged on the upper surface of the lubricating oil tank main body (1), and the liquid level meter (14) is arranged on the back surface of the lubricating oil tank main body (1); the two self-sealing oil absorption filters (22) are arranged at the lower part of the front surface of the lubricating oil tank main body (1) in parallel, the screw pump suction inlet (13) is connected with a screw pump, and the screw pump suction inlet (13) is communicated with the equal-section pipe orifices of the self-sealing oil absorption filters (22); the lubricating oil CHC filtering module is controllably connected with the lubricating oil tank main body (1) through a flow control valve through a lubricating oil CHC filtering module inlet piping system (15) and a lubricating oil CHC filtering module outlet piping system (10); and the control box (100) is electrically connected with the lubricating oil CHC filtering module, the liquid level meter and the screw pump.

2. The lubricating oil tank as claimed in claim 1, wherein: the left side of the bottom of the lubricating oil tank main body (1) is low, the right side of the bottom of the lubricating oil tank main body is high, and an inlet pipe system (15) of a lubricating oil CHC filtering module is connected to the left lower right corner of the lubricating oil tank main body (1) through a flow control valve and a flange; an outlet piping system (10) of a lubricating oil CHC filtering module is arranged on the right side of the sealing cover plate (2); the lubricating oil tank main body (1) inclined bottom plate is provided with an oil discharge valve (16), and the left lower right corner of the lubricating oil tank main body (1) is provided with a discharge valve (17).

3. The lubricating oil tank as claimed in claim 1, wherein: the left half part of the sealing cover plate (2) is provided with a ventilation port (6), an HPS (high pressure gas) discharge oil return piping system (7), an HCU (hydrogen vapor recovery unit) oil return piping system (8) and an oil injection piping system (9), the HPS discharge oil return piping system (7), the HCU oil return piping system (8) and the oil injection piping system (9) are detachably connected with the sealing cover plate (2) through flanges, and the right half part of the sealing cover plate (2) is detachably connected with the lubricating oil CHC filtering module outlet piping system (10) through flanges; the HPS discharge oil return piping system (7) is provided with a first anti-siphon hole (18/19) at a position close to the sealing cover plate (2) in the lubricating oil tank main body (1), and the HCU oil return piping system (8) is provided with a second anti-siphon hole (20/21) at a position close to the sealing cover plate (2) in the lubricating oil tank main body (1).

4. The lubricating oil tank as claimed in claim 1, wherein: a gasket is arranged between the sealing cover plate (2) and the lubricating oil tank main body (1), and a manhole (3) is arranged in the middle of the front side of the lubricating oil tank main body (1).

5. The lubricating oil tank as claimed in claim 1, wherein: the liquid level meter (14) adopts a magnetic turning plate liquid level meter, and the ground feet (5) adopt angle steel.

6. The lubricating oil tank as claimed in claim 1, wherein: the included angle alpha of the inclined bottom plate of the lubricating oil tank main body (1) is 5 degrees.

7. The lubricating oil tank as claimed in claim 1, wherein: four right-angle ends of the upper side of the sealing cover plate (2) are provided with lifting lugs (4), and the lifting lugs (4) are welded with the sealing cover plate (2) in a seamless mode.

8. The lubricating oil tank as recited in claim 1, wherein: the area ratio of the oil outlet of the self-sealing oil absorption filter (22) to the area of the screw pump suction inlet (13) is 1:1, so that the oil passing amount of the self-sealing oil absorption filter (22) is consistent with the oil absorption amount of the screw pump suction inlet (13).

9. The lubricating oil tank as claimed in claim 1, wherein: the lubricating oil tank is characterized in that a baffle (11) is arranged inside the bottom side of the lubricating oil tank main body (1), cross-shaped steel plates (12) are arranged inside the front side and inside the back side of the lubricating oil tank main body (1), and the baffle (11) and the cross-shaped steel plates (12) are welded with the lubricating oil tank main body (1) in a seamless mode.

10. The lubricating oil tank as claimed in claim 1, wherein: the lubricating oil CHC filtering module is arranged between an outlet piping system (10) of the lubricating oil CHC filtering module and an inlet piping system (15) of the lubricating oil CHC filtering module, and the lubricating oil CHC filtering module comprises a gear pump (23) and a fine filter (24).

Technical Field

The invention relates to the field of lubricating oil tanks for engines or vehicles, in particular to a lubricating oil tank with an independent hydraulic oil control system for a diesel engine.

Background

The servo hydraulic oil system of the MAN B & W ME-C electric control large-scale low-speed marine diesel engine and the lubricating oil system of the diesel engine use lubricating oil in the same place, therefore, in the operation process of a main engine, a large amount of residue and debris in the lubricating oil system are mixed in the lubricating oil and enter and pass through a hydraulic unit, the hydraulic unit is mostly parts with precise manufacture and complex structure, along with the circulation of the lubricating oil system of the diesel engine, the residue and debris mixed in the lubricating oil can be stagnated in the servo hydraulic system, so that the action delay or the seizure of a valve part in an HCU unit is caused, or the abrasion between moving pairs of the main engine is aggravated, and a series of problems of poor sealing performance and the like are caused.

Disclosure of Invention

In order to overcome the disadvantages of the prior art, the present invention aims to provide a lubricating oil tank with an independent hydraulic oil control system for a diesel engine, which can solve the above problems.

The purpose of the invention is realized by adopting the following technical scheme:

a lubricating oil tank with an independent hydraulic oil control system comprises a lubricating oil tank main body, feet, a liquid level meter, a self-sealing oil absorption filter, a screw pump suction inlet, a lubricating oil CHC filtering module inlet piping system, a lubricating oil CHC filtering module outlet piping system and a control box; the lubricating oil tank main body is an inclined bottom tank body, the inclined bottom and the horizontal plane form an included angle alpha, four ground feet are arranged at four corners of the inclined bottom of the lubricating oil tank main body, and the ground feet on two sides are not equal in height so that the upper surface of the lubricating oil tank main body is parallel to the horizontal plane; the upper surface of the lubricating oil tank main body is provided with a sealing cover plate, and the liquid level meter is arranged on the back surface of the lubricating oil tank main body; the two self-sealing oil absorption filters are arranged at the lower part of the front part of the lubricating oil tank body in parallel, the screw pump suction inlet is connected with a screw pump, and the screw pump suction inlet is communicated with the equal-section pipe orifices of the self-sealing oil absorption filters; the lubricating oil CHC filtering module is controllably connected with the lubricating oil tank main body through a flow control valve through a lubricating oil CHC filtering module inlet piping system and a lubricating oil CHC filtering module outlet piping system; the control box is electrically connected with the lubricating oil CHC filtering module, the liquid level meter and the screw pump.

Preferably, the left side of the bottom of the lubricating oil tank main body is low, and the right side of the bottom of the lubricating oil tank main body is high, and an inlet piping system of a lubricating oil CHC filtering module is connected to the left lower right corner of the lubricating oil tank main body through a flow control valve and a flange; an outlet pipe system of a lubricating oil CHC filtering module is arranged on the right side of the sealing cover plate; the inclined bottom plate of the lubricating oil tank main body is provided with an oil discharge valve, and the lower right corner of the left side of the lubricating oil tank main body is provided with a discharge valve respectively.

Preferably, the left half part of the sealing cover plate is provided with a ventilation port, an HPS (high pressure steam system) discharge oil return piping system, an HCU (hydrogen cyanide) oil return piping system and an oil injection piping system, the HPS discharge oil return piping system, the HCU oil return piping system and the oil injection piping system are detachably connected with the sealing cover plate through flanges, and the right half part of the sealing cover plate is detachably connected with the outlet piping system of the lubricating oil CHC filtering module through the flanges; the HPS leaks the oil return pipe system and sets up first anti-siphon to the hole in the inside position that is close to sealed apron of lubricating oil tank main part, and HCU returns the oil pipe system and sets up the second and prevents the siphon to the hole in the inside position that is close to sealed apron of lubricating oil tank main part.

Preferably, a gasket is arranged between the sealing cover plate and the lubricating oil tank body, and a manhole is arranged in the middle of the front side of the lubricating oil tank body.

Preferably, the liquid level meter adopts a magnetic turning plate liquid level meter, and the ground feet adopt angle steel.

Preferably, the inclined bottom plate of the lubricant tank main body has an included angle α of 5 °.

Preferably, four right-angle ends of the upper side of the sealing cover plate are provided with lifting lugs, and the lifting lugs are welded with the sealing cover plate in a seamless mode.

Preferably, the area ratio of the oil outlet of the self-sealing oil absorption filter to the area of the suction inlet of the screw pump is 1:1, so that the oil passing amount of the self-sealing oil absorption filter is consistent with the oil absorption amount of the suction inlet of the screw pump.

Preferably, a baffle is arranged inside the bottom side of the lubricating oil tank main body, a cross-shaped steel plate is arranged inside the front side and inside the back side of the lubricating oil tank main body, and the baffle and the cross-shaped steel plate are welded with the lubricating oil tank main body in a seamless mode.

Preferably, the lubricating oil CHC filtering module is arranged between the outlet piping system of the lubricating oil CHC filtering module and the inlet piping system of the lubricating oil CHC filtering module, and the lubricating oil CHC filtering module comprises a gear pump and a fine filter.

Compared with the prior art, the invention has the beneficial effects that: the lubricating oil tank adopts a manhole, so that the internal piping system of the lubricating oil tank body is convenient to maintain and repair subsequently, and the sealing cover plate is adopted, so that the integral coating of the tank body by a constructor is convenient; lubricating-oil tank bottom sets up 5 angles, and the residue piece relies on the gravity landing of self to the lubricating-oil tank bottom side highly lower one side, is equipped with lubricating oil CHC filter module import at this side, and this module mainly is through the lubricating-oil tank bypass mode last the lubricating oil in the filtering-oil tank for residue, piece in the lubricating-oil tank constantly let the secondary filter absorb, thereby guarantee that the oil in the lubricating-oil tank is in cleaner state for a long time, thereby improved the life of lubricating oil. A baffle is arranged in the middle of the bottom side of the lubricating oil tank, so that large-particle substances in the HCU and HPS oil return pipe systems are prevented from falling into the lubricating oil tank and entering a suction inlet of the screw pump, and the service life of the screw pump is shortened. The self-sealing type oil absorption filter is arranged between a suction inlet of the screw pump and the lower right corner of the front side of the lubricating oil tank, has self-sealing performance, can be cleaned by disassembling a filter element under the condition that the lubricating oil tank is full of oil, and is arranged at the front end of the suction inlet of the screw pump to protect the screw pump and other hydraulic elements, so that pollution impurities are prevented from being sucked, the pollution of a hydraulic system is effectively controlled, and the cleanliness of the hydraulic system is improved. In order to ensure that the oil passing amount of the self-sealing oil absorption filter is consistent with the oil amount of the suction inlet of the screw pump, the ratio of the area of the oil outlet of the self-sealing oil absorption filter to the area of the suction inlet of the screw pump is 1: 1. The inside steel sheet that is equipped with of lubricating-oil tank is the cross form, strengthens the intensity of lubricating-oil tank body. An oil return and oil injection piping system is arranged in the lubricating oil tank, and the oil port pipeline is lower than the oil surface in the lubricating oil tank, so that the lubricating oil can be prevented from being oxidized.

Drawings

FIG. 1 is a front view of a lubrication tank with an independent hydraulic oil control system according to the present invention;

fig. 2 is a plan view of the lubricating oil tank;

fig. 3 is a left side view of the lubricating oil tank;

FIG. 4 is an isometric view of the lubricant tank;

FIG. 5 is an angled cross-sectional view of the lubricant tank body;

fig. 6 is a schematic view of the internal structure of the lubricating oil tank main body.

In the figure: 1. a lubricating oil tank main body; 2. sealing the cover plate; 3. a manhole; 4. lifting lugs; 5. ground feet; 6. a ventilation opening; 7. HPS bleed return oil piping; 8. an HCU oil return piping system; 9. an oil injection piping system; 10. an oil CHC filtration module outlet piping; 11. a baffle plate; 12. a cross-shaped steel plate; 13. a screw pump suction inlet; 14. a liquid level meter; 15. a lube CHC filter module inlet piping; 16. an oil discharge valve; 17. a relief valve; 18/19, a first anti-siphon pilot; 20/21, a second anti-siphon orifice; 22. a self-sealing oil absorption filter; 23. a gear pump; 24. a fine filter; 100. and a control box.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

The utility model provides a lubricating-oil tank with independent hydraulic pressure accuse oil system, mainly used ME diesel engine, refer to fig. 1-fig. 6, including lubricating-oil tank main part 1, sealed apron 2, manhole 3, lug 4, lower margin 5, level gauge 14, from the formula of proclaiming oneself oil absorption filter 22, lubricating-oil tank main part 1 comprises five steel sheets, accomplishes through argon arc welding mode welding, and sealed apron 2 passes through bolt fixed connection with lubricating-oil tank main part 1, be equipped with the gasket between sealed apron 2 and the lubricating-oil tank main part 1, the front side of lubricating-oil tank main part 1 is equipped with manhole 3, manhole 3 and lubricating-oil tank main part 1 seamless welding. Four right-angle ends of 2 upsides of sealed apron are equipped with lug 4, lug 4 and sealed apron 2 seamless welding adopt the manhole, make things convenient for follow-up maintenance to maintain the inside piping of lubricant tank main part, adopt sealed apron, make things convenient for the constructor to the whole application of box, are equipped with the lug, hoist and mount in the convenient transportation, and the oil tank still includes a control box 100, and it is automatically controlled with lubricating oil CHC filter module, level gauge 14 and screw pump and is connected.

Sealed 2 left half of apron is equipped with ventilative mouthful 6, HPS and discharges oil return piping 7, HCU oil return piping 8, oiling piping 9, HPS discharges oil return piping 7, HCU oil return piping 8, oiling piping 9 and is detachable, is connected with sealed apron 2 through the flange, sealed 2 right half of apron is equipped with lubricating oil CHC filter module export piping 10, and is detachable, is connected with sealed apron 2 through the flange. The oil port pipeline is lower than the oil level in the lubricating oil tank, so that the lubricating oil can be prevented from being oxidized.

Lubricating-oil tank main part 1 bottom is equipped with 2 to highly different lower margin 5, and lower margin 5 adopts the angle steel, and lubricating-oil tank bottom contained angle alpha is 5 angles, and 1 bottom left side of lubricating-oil tank main part is low, and the right side is high, and 1 left side lower right corner of lubricating-oil tank main part is equipped with lubricating oil CHC filter module import piping 15, 2 right sides of sealed apron are equipped with lubricating oil CHC filter module export piping 10. The residue debris slide to the left side of the bottom of the lubricating oil tank by means of the gravity of the residue debris, and are circulated by the lubricating oil CHC filtering module, so that the oil in the lubricating oil tank is kept in a relatively clean state for a long time, and the service life of the lubricating oil is prolonged.

And a screw pump suction inlet 13 is arranged at the right lower corner of the front side of the lubricating oil tank body 1. Two self-sealing oil absorption filters 22 are connected in parallel between the screw pump and the right lower corner of the front side of the lubricating oil tank, and in order to ensure that the oil passing amount of the self-sealing oil absorption filters is consistent with the oil absorption amount of the suction inlet of the screw pump, the ratio of the area of the oil outlet of the self-sealing oil absorption filters to the area of the suction inlet of the screw pump is 1: 1. The self-sealing oil absorption filter 22 is connected with the lubricating oil tank main body 1 through a flange and used for protecting the screw pump and other hydraulic elements so as to avoid absorbing pollution impurities, effectively control pollution of a hydraulic system and improve the cleanliness of the hydraulic system.

Lubricating-oil tank main part 1 bottom is equipped with baffle 11, and baffle 11 and 1 seamless welding of lubricating-oil tank main part prevent that HPS from releasing that there is large granule material in oil return piping 7, HCU oil return piping 8, the oiling piping 9 to fall into the lubricating-oil tank, get into the screw pump sunction inlet, reduce the life of screw pump.

The front side and the rear side of the lubricating oil tank main body 1 are provided with cross-shaped steel plates 12, and the cross-shaped steel plates 12 are welded with the lubricating oil tank main body 1 in a seamless mode, so that the strength of the lubricating oil tank is enhanced.

The lubricating oil tank main part 1 rear side is equipped with the level gauge, just the level gauge adopts magnetism to turn over the board level gauge, passes through flange joint with lubricating oil tank main part 1 for real-time supervision lubricating oil tank's liquid level state.

An oil discharge valve 16 and a drain valve 17 are respectively arranged at the left lower corner and the right lower corner of the left side of the lower side of the lubricating oil tank main body 1, and water and sewage can be regularly discharged.

Further, the HPS drain-back oil piping system 7 is provided with a first anti-siphon hole 18/19 at a position inside the lubricating oil tank main body 1 close to the sealing cover plate 2, and the HCU return oil piping system 8 is provided with a second anti-siphon hole 20/21 at a position inside the lubricating oil tank main body 1 close to the sealing cover plate 2, so as to prevent the generation of the "siphon" phenomenon.

The lubricating oil CHC filtering module is mainly characterized in that a lubricating oil CHC filtering module is arranged between an outlet piping system 10 of the lubricating oil CHC filtering module and an inlet piping system 15 of the lubricating oil CHC filtering module, the lubricating oil CHC filtering module mainly comprises a gear pump 23 and a fine filter 24, the lubricating oil CHC filtering module mainly sucks the lubricating oil in the lubricating oil tank from the inlet piping system 15 of the lubricating oil CHC filtering module continuously in a lubricating oil tank bypass mode, residues and scraps in the lubricating oil tank are continuously absorbed by the fine filter 24 and flow back to the lubricating oil tank through the outlet piping system 10 of the lubricating oil CHC filtering module, so that the oil in the lubricating oil tank is kept in a cleaner state for a long time, and the service life of the lubricating.

The working principle of the lubricating oil tank is as follows: firstly, observing whether the liquid level state in the lubricating oil tank main body has abnormal conditions, after confirming that no problem exists, the lubricating oil is sucked from the lubricating oil tank main body through a self-sealing oil suction filter and a lubricating oil screw pump suction inlet and then enters an ME independent hydraulic control oil system, and after the lubricating oil functions, the lubricating oil flows back into the lubricating oil tank main body through an HPS discharge oil return piping system and an HCU oil return piping system; the lubricating oil CHC filtering module of the bypass system as the lubricating oil tank continuously circulates the lubricating oil of the lubricating oil tank main body, so that the lubricating oil is in a relatively clean state for a long time.

Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.