CN215554260U

CN215554260U - Jet fuel system sump oil tank

Info

Publication number: CN215554260U
Application number: CN202122027186.8U
Authority: CN
Inventors: 李喜祥
Original assignee: Wuxi Shenxi Marine Equipment Co ltd
Current assignee: Wuxi Shenxi Marine Equipment Co ltd
Priority date: 2021-08-25
Filing date: 2021-08-25
Publication date: 2022-01-18
Anticipated expiration: 2031-08-25

Abstract

The utility model belongs to the technical field of boats and ships and specifically relates to a jet fuel system sump oil cabinet is related to, and it includes the cabinet body, the top of the cabinet body is equipped with ventilative mouthful, ventilative mouthful department is equipped with filter equipment, filter equipment is including connecting the intraoral filtration shell of breathing freely, connect filter assembly in the shell, filter the shell intercommunication the cabinet body and external world. The method has the effect of reducing the possible environmental pollution caused by the polluted gas in the dirty oil tank.

Description

Jet fuel system sump oil tank

Technical Field

The application relates to the technical field of ships, in particular to a jet fuel system sump oil tank.

Background

More and more naval ships and civil ships carry helicopters to perform different tasks, and sufficient jet fuel supply guarantees that the helicopters can continuously perform the tasks. Therefore, the ships carrying the helicopters need to store jet fuel on the ships. At present, jet fuel for a helicopter is stored on a ship generally in a jet fuel cabinet mode.

Chinese patent with publication number CN202481586U discloses a combined jet fuel cabinet, which comprises a daily oil cabinet and a dirty oil cabinet, wherein the dirty oil cabinet comprises a manhole cover, a level meter, a dirty oil injection pipe, a dirty oil suction pipe, a discharge cock and a dirty oil cabinet oil pan, the external interfaces comprise a ventilation port, an air supply port, a dirty oil injection port and a dirty oil suction port, and the ventilation port and the air supply port of the daily oil cabinet and the dirty oil cabinet are arranged at the top of the jet fuel cabinet.

The ventilation port is used for balancing the internal pressure and the external pressure of the oil tank and is connected with an external ventilation pipeline; the air supply outlet is used for supplying air into the oil tank to blow off jet fuel gas when the oil tank is cleaned, and is connected with an external air supply pipeline.

With respect to the related art in the above, the inventors consider that there are the following drawbacks: the dirty oil tank is used for storing polluted jet fuel, and polluted gas is discharged from the ventilation port to influence the environment.

SUMMERY OF THE UTILITY MODEL

In order to reduce the possibility that the polluted gas in the dirty oil tank pollutes the environment, the application provides a jet fuel system dirty oil tank.

The application provides a jet fuel system sump oil cabinet adopts following technical scheme:

the utility model provides a jet fuel system sump oil cabinet, includes the cabinet body, the top of the cabinet body is equipped with ventilative mouthful, ventilative mouthful department is equipped with filter equipment, filter equipment including connect in ventilative intraoral filtration shell, connect filter assembly in the shell, filter the shell intercommunication the cabinet body with the external world.

Through adopting above-mentioned technical scheme, jet-propelled fuel gas is from ventilative mouthful when discharging, and the filter shell is gone into earlier, and the filtration through filtering component is discharged into the external world again, has reduced the possibility of contaminated gas polluted environment in the dirty oil tank.

Optionally, the filtering component comprises a drying part and a filtering part which are connected in the filtering shell, the drying part and the filtering part are arranged along the vertical direction, and one drying part is arranged above and below the filtering part.

Through adopting above-mentioned technical scheme, jet fuel gas passes through the drying part earlier, and the drying part reduces the moisture in the jet fuel gas, is filtered jet fuel gas by the filter house again, carries out the secondary drying after that, the cabinet body of discharging at last.

Optionally, the drying part comprises a drying agent arranged in the filter shell and an activated carbon sponge connected to one side of the drying agent.

Through adopting above-mentioned technical scheme, the drier has fine dehumidification effect to jet fuel gas, and the air resistance of active carbon sponge is little, and the energy consumption is low, can adsorb the moisture in the gas, can deodorize, remove the peculiar smell under certain amount of wind simultaneously, and the purification environment has fine purifying effect.

Optionally, it is equipped with communicating pipe to cross vertical wearing in the filter shell, communicating pipe runs through the filter shell, the top of communicating pipe is equipped with first check valve, the medium flow direction of first check valve is for following the cabinet is external to the cabinet is internal, the bottom of crossing the filter shell is equipped with the air inlet, the other end of crossing the filter shell is equipped with the gas outlet, gas outlet department is equipped with the second check valve, the medium flow direction of second check valve is for following the cabinet is internal to the cabinet is external.

By adopting the technical scheme, when the pressure outside the cabinet body is strong, the first one-way valve is opened, the second one-way valve is closed, and the gas outside the cabinet body enters the cabinet body from the communicating pipe through the first one-way valve without passing through the filtering assembly, so that the pressure balance efficiency is improved, and the energy efficiency consumption of the filtering assembly is reduced; when the pressure in the cabinet body is higher than that outside the cabinet body, the first one-way valve is closed, the second one-way valve is opened, and gas enters from the gas inlet, is filtered by the filtering component and is discharged from the second one-way valve.

Optionally, the air outlet and the air inlet are all around the communicating pipe is provided with a plurality of, the air outlet with the second check valve one-to-one sets up.

Through adopting above-mentioned technical scheme, a plurality of air inlets and gas outlet have improved pressure balance's efficiency.

Optionally, an auxiliary air pipe is arranged at the top of the cabinet body, and a sealing assembly is arranged in the auxiliary air pipe.

Through adopting above-mentioned technical scheme, after filter assembly used for a period, filtering capability declined, and gaseous efficiency that passes through reduces, and supplementary trachea has reduced the influence to the internal and external pressure efficiency of balance cabinet.

Optionally, the sealing assembly includes a ring platform coaxially connected in the auxiliary air tube, a slide rod vertically inserted on the ring platform in a sliding manner, a sealing plate connected to the top end of the slide rod, a limiting block connected to the bottom end of the slide rod, and a pressure spring sleeved on the slide rod, the outer diameter of the sealing plate is smaller than the inner diameter of the auxiliary air tube, one end of the pressure spring abuts against the ring platform, and the other end of the pressure spring abuts against the limiting block.

Through adopting above-mentioned technical scheme, gaseous promotion closing plate shifts up, and closing plate and loop platform part are separated, and gaseous from passing through in the middle of the loop platform, the external diameter of closing plate is less than supplementary trachea's internal diameter, discharges between closing plate and supplementary trachea's the inner wall, and when the closing plate shifted up, the stopper compression pressure spring, after atmospheric pressure was balanced, the pressure spring promoted the stopper and shifted down, drove the closing plate and supported tightly on the loop platform.

Optionally, a sealing gasket is fixedly connected to the bottom end of the closing plate.

Through adopting above-mentioned technical scheme, sealed the leakproofness that has improved supplementary trachea.

In summary, the present application includes at least one of the following beneficial technical effects:

1. when the jet fuel gas is discharged from the vent hole, the jet fuel gas firstly enters the filter shell, is filtered by the filter assembly and then is discharged to the outside, so that the possibility that the polluted gas in the dirty oil tank pollutes the environment is reduced;

2. the drying agent has good dehumidification effect on the jet fuel gas, the air resistance of the activated carbon sponge is small, the energy consumption is low, the moisture in the gas can be adsorbed, and meanwhile, the drying agent can deodorize and remove peculiar smell under a certain air quantity, purifies the environment and has good purification effect;

3. after the filtering component is used for a period of time, the filtering function is reduced, the efficiency of gas passing is reduced, and the auxiliary gas pipe reduces the influence on the efficiency of pressure inside and outside the balance cabinet body.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;

FIG. 2 is a schematic structural diagram of a cabinet and a communication pipe in an embodiment of the present application;

FIG. 3 is a sectional view taken along line A-A of FIG. 2;

fig. 4 is an enlarged view of a in fig. 3.

Description of reference numerals: 1. a cabinet body; 11. an oil filling pipe; 12. an oil suction pipe; 13. a ventilation opening; 14. an air supply outlet; 2. a filtration device; 3. a filter shell; 31. a communicating pipe; 32. a first check valve; 33. an air inlet; 34. an air outlet; 35. a second one-way valve; 4. a filter assembly; 41. a drying section; 411. a desiccant; 412. activated carbon sponge; 42. a filtering part; 5. an auxiliary trachea; 6. a closure assembly; 61. a ring platform; 62. a slide bar; 63. a pressure spring; 64. a closing plate; 65. a limiting block; 66. and a gasket.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses jet fuel system sump oil tank.

Referring to fig. 1 and 2, the jet fuel system sump oil tank includes a tank body 1, and the tank body 1 is rectangular. An oil injection pipe 11 is fixedly connected to the top end of the cabinet body 1, an oil suction pipe 12 is fixedly connected to the bottom end of the side wall of the cabinet body 1, and a ventilation opening 13 and an air supply opening 14 are fixedly formed in the top of the cabinet body 1. The ventilation opening 13 is internally provided with a filtering device 2, and referring to fig. 3, the filtering device 2 comprises a filtering shell 3 fixedly connected in the ventilation opening 13 and a filtering component 4 connected in the filtering shell 3. The bottom of filtering shell 3 is located the cabinet body 1, and the top of filtering shell 3 is located the cabinet body 1 outside, filters shell 3 intercommunication cabinet body 1 in and the cabinet body 1 outside.

Referring to fig. 1 and 2, the ventilation opening 13 is used for balancing the pressure inside and outside the cabinet body 1, and is connected with an external ventilation pipeline. The air supply opening 14 is used for supplying air into the cabinet body 1 to blow off the jet fuel gas when cleaning the oil tank, and is connected to an external air supply pipeline. Referring to fig. 3, when the jet fuel gas is discharged from the ventilation port 13, the jet fuel gas firstly enters the filter housing 3, is filtered by the filter assembly 4 and then is discharged to the outside, so that the possibility that the polluted gas in the dirty oil tank pollutes the environment is reduced.

Referring to fig. 2 and 3, the filter housing 3 is cylindrical, vertical communication pipes 31 penetrate through the filter housing 3, and the communication pipes 31 communicate the inside of the cabinet 1 and the outside of the cabinet 1. Referring to fig. 4, a communication pipe 31 penetrates the filter assembly 4, and a first check valve 32 is fixedly connected to a top end of the communication pipe 31. The bottom end of the filter shell 3 is fixedly connected with an air inlet 33, the top end of the filter shell 3 is fixedly connected with an air outlet 34, and the air outlet 34 is fixedly connected with a second one-way valve 35.

Referring to fig. 2 and 3, when the pressure outside the cabinet 1 is large, the first check valve 32 is opened and the second check valve 35 is closed. Referring to fig. 4, the gas outside the cabinet 1 enters the cabinet 1 from the communicating pipe 31 through the first check valve 32, and does not pass through the filter assembly 4, so that the pressure balance efficiency is improved, and the energy efficiency consumption of the filter assembly 4 is reduced. When the pressure in the cabinet body 1 is higher than the pressure outside the cabinet body 1, the first check valve 32 is closed, and the second check valve 35 is opened. The gas enters from the gas inlet 33, is filtered by the filter assembly 4 and exits from the second one-way valve 35. The air outlet 34 and the air inlet 33 are provided in plurality on the filter housing 3 around the communication pipe 31, and the second check valves 35 are provided in one-to-one correspondence with the air outlets 34, so that the efficiency of pressure balance is improved.

Referring to fig. 3 and 4, after the filtering assembly 4 is used for a period of time, the filtering function is reduced, the efficiency of passing gas is reduced, in order to reduce the influence on the efficiency of the pressure inside and outside the balancing cabinet 1, an auxiliary gas pipe 5 is fixedly connected to the top of the cabinet 1, and a sealing assembly 6 is arranged in the auxiliary gas pipe 5. The sealing assembly 6 comprises a ring platform 61 coaxially and fixedly connected to the inner side wall of the auxiliary air pipe 5, a vertical sliding rod 62 slidably arranged on the ring platform 61 in a penetrating mode, and a pressure spring 63 sleeved on the sliding rod 62. One end of the sliding rod 62 above the ring platform 61 is fixedly connected with a horizontal closing plate 64, and one end of the sliding rod 62 below the ring platform 61 is fixedly connected with a limiting block 65. One end of the pressure spring 63 abuts against the lower surface of the annular table 61, the other end of the pressure spring abuts against the limiting block 65, and the closing plate 64 abuts against the annular table 61 under the action of the pressure spring 63.

Referring to fig. 3 and 4, when the pressure inside the cabinet 1 is high, a part of the air enters the filter housing 3 through the air inlet 33 and is then discharged from the air outlet 34, and the other part of the air enters the auxiliary air pipe 5. The gas pushes the closing plate 64 upward, the closing plate 64 is separated from the ring table 61, and the gas passes through the middle of the ring table 61. The closing plate 64 has an outer diameter smaller than the inner diameter of the auxiliary air pipe 5, and is discharged between the closing plate 64 and the inner wall of the auxiliary air pipe 5. When the closing plate 64 moves upwards, the limiting block 65 compresses the pressure spring 63, and after the air pressure is balanced, the pressure spring 63 pushes the limiting block 65 to move downwards to drive the closing plate 64 to abut against the annular table 61. The sealing gasket 66 is fixedly connected to the lower surface of the closing plate 64, so that the sealing performance of the auxiliary air pipe 5 is improved.

Referring to fig. 3, the filter assembly 4 includes a drying part 41 and a filtering part 42 fixedly connected to the inner sidewall of the filter housing 3 in sequence along the vertical direction, and the drying part 41 is provided with one at both the top end and the bottom end of the filtering part 42. The jet fuel gas passes through the drying unit 41, the drying unit 41 reduces moisture in the jet fuel gas, the filtering unit 42 filters the jet fuel gas, and the jet fuel gas is dried for the second time and finally discharged out of the cabinet 1.

Referring to fig. 3, the drying part 41 includes a drying agent 411, and an activated carbon sponge 412 connected between the drying agent 411 and the filtering part 42. The drying agent 411 has a good dehumidification effect on jet fuel gas, the activated carbon sponge 412 has small air resistance and low energy consumption, can adsorb moisture in the gas, and can deodorize and remove peculiar smell at a certain air quantity, purify the environment and have a good purification effect. The filter portion 42 includes a filter element connected between two activated carbon sponges 412, which filters the primarily dried jet fuel gas, reducing the possibility of environmental contamination of the jet fuel gas. The desiccant 411 and the activated carbon sponge 412 cooperatively absorb moisture in the jet fuel gas, thereby increasing the dryness of the jet fuel gas.

The implementation principle of the jet fuel system sump oil tank in the embodiment of the application is as follows: when the pressure outside the cabinet 1 is high, the first check valve 32 is opened, and the second check valve 35 is closed. The outer gas of the cabinet body 1 passes through first check valve 32, and from getting into the cabinet body 1 in communicating pipe 31, not pass through filter assembly 4, improve pressure balance efficiency, reduce filter assembly 4's energy efficiency consumption simultaneously. When the pressure in the cabinet body 1 is higher than the pressure outside the cabinet body 1, the first check valve 32 is closed, and the second check valve 35 is opened. The gas enters from the gas inlet 33, is filtered by the filter assembly 4 and exits from the second one-way valve 35.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a jet fuel system sump oil cabinet, includes the cabinet body (1), the top of the cabinet body (1) is equipped with ventilative mouthful (13), its characterized in that: the ventilating opening (13) is provided with a filtering device (2), the filtering device (2) comprises a filtering shell (3) connected in the ventilating opening (13) and a filtering component (4) connected in the filtering shell (3), and the filtering shell (3) is communicated with the cabinet body (1) and the outside.

2. A jet fuel system sump oil tank as claimed in claim 1, wherein: the filter assembly (4) is including connecting dry part (41) and filter house (42) in filtering shell (3), dry part (41) with filter house (42) set up along vertical direction, dry part (41) all are equipped with one in the top and the below of filter house (42).

3. A jet fuel system sump oil tank as claimed in claim 2, wherein: the drying part (41) comprises a drying agent (411) arranged in the filter shell (3) and an activated carbon sponge (412) connected to one side of the drying agent (411).

4. A jet fuel system sump oil tank as claimed in claim 1, wherein: it is equipped with communicating pipe (31) to cross vertical wearing in filter shell (3), communicating pipe (31) run through filter shell (3), the top of communicating pipe (31) is equipped with first check valve (32), the medium flow direction of first check valve (32) is for following the cabinet body (1) is outer extremely in the cabinet body (1), the bottom of filtering shell (3) is equipped with air inlet (33), the other end of filtering shell (3) is equipped with gas outlet (34), gas outlet (34) department is equipped with second check valve (35), the medium flow direction of second check valve (35) is followed in the cabinet body (1) extremely outside the cabinet body (1).

5. A jet fuel system sump oil tank as claimed in claim 4, wherein: the air outlet (34) and the air inlet (33) are arranged around the communicating pipe (31) in a plurality, and the air outlet (34) and the second one-way valves (35) are arranged in a one-to-one correspondence mode.

6. A jet fuel system sump oil tank as claimed in claim 1, wherein: the top of the cabinet body (1) is provided with an auxiliary air pipe (5), and a sealing component (6) is arranged in the auxiliary air pipe (5).

7. A jet fuel system sump oil tank as claimed in claim 6, wherein: seal subassembly (6) including coaxial coupling and be in ring platform (61), vertical slip in supplementary trachea (5) are inserted and are established slide bar (62), connection on ring platform (61) are in closing plate (64), the connection on slide bar (62) top are in stopper (65), the cover of slide bar (62) bottom are established pressure spring (63) on slide bar (62), the external diameter of closing plate (64) is less than the internal diameter of supplementary trachea (5), the one end of pressure spring (63) supports on ring platform (61), the other end supports on stopper (65).

8. A jet fuel system sump oil tank as claimed in claim 7, wherein: and the bottom end of the closing plate (64) is fixedly connected with a sealing gasket (66).