CN215822884U

CN215822884U - Ship fuel oil blending device

Info

Publication number: CN215822884U
Application number: CN202122517688.9U
Authority: CN
Inventors: 邓宗明; 连平赛; 连阳; 黄伟杰; 赵锦超
Original assignee: Weihai Yuze Marine Fuel Oil Co ltd
Current assignee: Weihai Yuze Marine Fuel Oil Co ltd
Priority date: 2021-10-19
Filing date: 2021-10-19
Publication date: 2022-02-15
Anticipated expiration: 2031-10-19

Abstract

The utility model relates to a ship fuel oil blending device. This marine fuel oil mediation device includes: the stirring kettle is provided with a kettle cover at the top end, and the kettle cover is provided with a first feeding hopper, a second feeding hopper and a third feeding hopper; the first feed hopper and the second feed hopper are used for inputting heavy component oil and light component oil, and the third feed hopper is used for conveying auxiliaries to stirring positions with different heights in the stirring kettle; heating jackets are arranged on the outer sides of the stirring kettle and the kettle wall; the stirring piece comprises a stirring rod, a first stirring blade, a second stirring blade and a third stirring blade; the standing tank is connected with a discharge hole at the bottom end of the stirring kettle through an oil pipeline, and an observation window is arranged on the side wall of the standing tank; and the product tank is connected with a discharge hole at one side of the standing tank through an oil pipeline. This bunker fuel oil mediation device has guaranteed the intensive mixing all the time of each component oil and auxiliary agent, has promoted the mixture degree of consistency, has alleviateed the stirring burden, has guaranteed the promotion of mediation efficiency and the quality of product oil.

Description

Ship fuel oil blending device

Technical Field

The utility model relates to a ship fuel oil blending device.

Background

The marine oil is mainly used for water transportation, and the marine fuel oil is mainly used as a fuel for ocean vessels and large vessels sailing along the coast and rivers. Most of the marine fuel oil is formed by blending heavy oil with light component oil, and the heavy oil has a poor component and a large viscosity difference with the light component oil, so that the marine fuel oil has limited dispersibility in the mixing and blending process, is easy to cause insufficient combustion, reduces the quality of the fuel oil, and is easy to damage equipment. Therefore, additives such as auxiliaries and the like are required to be added when the conventional equipment for blending the fuel oil is used for blending the fuel oil, so that the aim of ensuring better compatibility and mixing of blending components is fulfilled, and the quality of the fuel oil is improved; however, the existing equipment structure focuses on the improvement of stirring measures, the stirring force is improved through the stirring rod with the stirring blades, the operation burden of the equipment is increased, and due to the difference of the mixing states of the fuel oil at different positions in the equipment in the stirring process, if the upper part of the equipment is in the initial mixing state of the fuel oil, the addition of the auxiliary agent generally extends into the middle lower part of the equipment, so that the difficulty in mixing the fuel oil mixed in the early stage is increased, even if the stirring rod stirs, the mixing and mixing of the fuel oil in the early stage are still in a relatively difficult state, the mixing time is prolonged, and the mixing efficiency of the fuel oil is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model provides a ship fuel oil blending device which is scientific and reasonable in structural design, ensures that all component oil and an auxiliary agent are fully mixed all the time, improves the mixing uniformity, reduces the stirring burden, ensures the blending efficiency and quality of product oil, and solves the problems in the prior art.

The technical scheme adopted by the utility model for solving the technical problems is as follows:

a marine fuel oil blending apparatus comprising:

the stirring kettle is detachably provided with a kettle cover at the top end of the stirring kettle, a first feed hopper, a second feed hopper and a third feed hopper are arranged on the kettle cover, and the bottom end of each feed hopper penetrates through the kettle cover and extends to the inner top of the stirring kettle; the first feed hopper and the second feed hopper are respectively used for inputting heavy component oil and light component oil, and the third feed hopper is used for conveying additives or additives to stirring positions with different heights in the stirring kettle; a heating jacket is arranged on the outer side of the kettle wall of the stirring kettle;

the stirring piece comprises a stirring rod, and a first stirring blade, a second stirring blade and a third stirring blade which are sequentially arranged along the height direction of the stirring rod;

the standing tank is connected with a discharge hole at the bottom end of the stirring kettle through an oil pipeline, and an observation window is arranged on the side wall of the standing tank;

and the product tank is connected with a discharge hole at one side of the standing tank through an oil pipeline.

Furthermore, the third hopper comprises a funnel-shaped body, a first arc-shaped pipe which is horizontally arranged is communicated with the outer side of the bottom end of the funnel-shaped body, a buffer pipe is communicated with the bottom end of the funnel-shaped body, and a second arc-shaped pipe which is horizontally arranged is communicated with the outer side of the bottom end of the buffer pipe; the first arc-shaped pipe and the second arc-shaped pipe are arranged in the stirring kettle in an encircling manner at different heights; a plurality of strip-shaped discharge ports are arranged at the bottom end of the first arc-shaped pipe at intervals, and round hole-shaped discharge ports are arranged at the bottom end of the second arc-shaped pipe.

Furthermore, the first arc-shaped pipe is arranged around one side of the bottom of each feed hopper, and the first arc-shaped pipe is not lower than the bottom outlet of each feed hopper; the second arc-shaped pipe is arranged around the outer side of the stirring rod and is positioned between the second stirring blade and the third stirring blade.

Furthermore, the first feed hopper, the second feed hopper and the third feed hopper are funnel-shaped feed hoppers; the first stirring blade is arranged at the top of the stirring rod and comprises at least two first stirring sheets which are arranged oppositely, and the first stirring sheets are provided with obliquely arranged shearing sheets; a plurality of crescent through holes are arranged on the first stirring sheet at intervals; the second stirring blade comprises two strip-shaped plates which are oppositely arranged, and vertical strip holes are formed in each strip-shaped plate; the third stirring blade comprises two second stirring sheets which are oppositely arranged, and a plurality of circular through holes are formed in the second stirring sheets.

Further, the shear slice is a triangular shear slice, and the triangular shear slice and the first leg half slice are arranged at an included angle of 45 degrees.

Further, the heating jacket is a steam jacket or a water bath jacket.

Further, a pump body is arranged on the oil pipeline.

Further, an oil conveying return pipe is connected between the standing tank and the stirring kettle, and a pump body is arranged on the oil conveying return pipe.

The utility model has the beneficial effects that:

the ship fuel oil blending device is scientific and reasonable in structural design, and the heavy component oil and the light component oil and the auxiliary agent adding hopper are respectively and independently arranged on the kettle cover of the stirring kettle, so that the components oil and the auxiliary agent are always fully mixed; particularly, the feeding hoppers of the additives are designed into discharging structures with different heights, so that the additives are uniformly added under different mixing states of the fuel oil, and the requirements of different mixing on using external additives to improve the blending efficiency are met; through improving the stirring leaf to the stirring piece, set up the stirring leaf of three kinds of differences and played the through-hole of dispersion, promoted the mixture degree of consistency greatly, alleviateed the stirring burden, guaranteed the promotion of the mediation efficiency and the quality of product oil. Through setting up the jar of stewing, can play the fuel oil after the mediation and save and the stable effect that stews, the observation window setting on the jar of stewing has guaranteed the observation to the jar interior fuel oil of stewing, avoids certain period back, if the jar interior fuel oil of stewing appears when layering to some extent, but the circulation transport goes back stirred tank and carries out secondary treatment's facility, has further promoted the mediation quality.

Drawings

FIG. 1 is a schematic structural view of example 1 of the present invention;

FIG. 2 is a schematic bottom view of the third feed hopper of FIG. 1;

fig. 3 is a schematic structural diagram of embodiment 2 of the present invention.

Wherein, 1 stirred tank, 2 jar that stews, 3 product jar, 4 covers, 5 first feeder hoppers, 6 second feeder hoppers, 7 third feeding hopper, 71 first arcuation pipe, 72 buffer tube, 73 second arcuation pipe, 74 bar discharge gate, 75 round hole form discharge gate, 8 heating jacket, 9 puddler, 10 first stirring leaf, 101 shear slice, 102 crescent through-hole, 11 second stirring leaf, 111 vertical slotted hole, 12 third stirring leaf, 121 circular through-hole, 13 observation window, 14 oil pump, 15 oil transportation return pipe.

Detailed Description

In order to clearly explain the technical features of the present invention, the following detailed description of the present invention is provided with reference to the accompanying drawings.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Example 1

As shown in figures 1-2, the marine fuel oil blending device comprises a stirring kettle 1, a standing tank 2 connected with the stirring kettle and a product tank 3 connected with the standing tank, wherein an oil pipeline is connected among the stirring kettle, the standing tank and the product tank. A kettle cover 4 is detachably assembled at the top end of the stirring kettle 1, a first feed hopper 5, a second feed hopper 6 and a third feed hopper 7 are arranged on the kettle cover, and the bottom end of each feed hopper penetrates through the kettle cover and extends to the top of the stirring kettle; the first feed hopper and the second feed hopper are respectively used for inputting heavy component oil and light component oil, and the third feed hopper is used for conveying additives or additives to stirring positions with different heights in the stirring kettle 1; a heating jacket 8 is arranged on the outer side of the kettle wall of the stirring kettle; set up puddler 9 in the stirred tank, the bottom of puddler links to each other with the output shaft of locating the driving motor of stirred tank below, along the first stirring leaf 10, second stirring leaf 11 and the third stirring leaf 12 that the puddler height direction set gradually.

The third feeding hopper 7 comprises a funnel-shaped body, a first arc-shaped pipe 71 which is horizontally arranged is communicated with the outer side of the bottom end of the funnel-shaped body, a buffer pipe 72 is communicated with the bottom end of the funnel-shaped body, and a second arc-shaped pipe 73 which is horizontally arranged is communicated with the outer side of the bottom end of the buffer pipe; the first arc-shaped pipe and the second arc-shaped pipe are arranged in the stirring kettle in an encircling manner at different heights, so that the auxiliary agents can be provided on two opposite sides of the two arc-shaped pipes in the stirring kettle in different height directions. A plurality of strip-shaped discharge holes 74 are arranged at the bottom end of the first arc-shaped pipe 71 at intervals, and the strip-shaped discharge holes are gradually increased along the extension direction of the first arc-shaped pipe, so that the difference of the discharge amount of the auxiliary agent on different falling horizontal positions can be ensured, and the auxiliary agent is discharged after being filled in the first arc-shaped pipe better; the bottom end of the second arc-shaped pipe 73 is provided with evenly arranged circular hole-shaped discharge holes 75.

The first arc-shaped pipe 71 is arranged around the rear side of the bottom of each feeding hopper, and the first arc-shaped pipe is not lower than the bottom outlet of each feeding hopper; the second arc-shaped pipe 73 is disposed around the front side of the stirring rod 9, and the second arc-shaped pipe 73 is located between the second stirring blade 11 and the third stirring blade 12.

The first feed hopper 5, the second feed hopper 6 and the third feed hopper 7 are funnel-shaped feed hoppers; the first stirring blade 10 is arranged at the top of the stirring rod and comprises at least two first stirring blades which are arranged oppositely, and the first stirring blades are provided with obliquely arranged shearing blades 101; a plurality of crescent through holes 102 are arranged on the first stirring sheet at intervals; the second stirring blade 11 comprises two oppositely arranged strip-shaped plates, and vertical strip holes 111 are formed in each strip-shaped plate; the third stirring blade 12 includes two second stirring blades oppositely disposed, and a plurality of circular through holes 121 are disposed on the second stirring blades.

The shear blade 101 is a triangular shear blade, and the triangular shear blade and the first leg half blade form an included angle of 45 degrees.

The heating jacket 8 arranged outside the stirring kettle is a water bath jacket, the top end of one side of the water bath jacket is connected with a water inlet pipe, and the bottom end of the other side of the water bath jacket is connected with a water discharge pipe.

An observation window 13 is provided in the middle-upper portion of the side wall of the standing tank 2. An oil pump 14 is provided on the oil delivery line.

In order to facilitate the addition of the auxiliary agent, the third feeding hopper 7 can be connected with a pressurizing pump for pumping the auxiliary agent, so that the auxiliary agent is better added in the stirring kettle.

When in use, the heating jacket 8 is filled with liquid for heating to provide a relatively constant heating temperature, and the proper temperature is ensured in the whole working process. Starting a stirring piece to rotate, adding heavy component oil and light component oil through a first feed hopper 5 and a second feed hopper 6 respectively, simultaneously adding an auxiliary agent for reducing the viscosity of the heavy component oil and ensuring better blending of the heavy component oil and the light component oil through a third feed hopper 7, gradually mixing the heavy component oil and the light component oil in a stirring kettle, wherein the auxiliary agent presents different height directions in the process of adding the heavy component oil and the light component oil due to the arrangement of a first arc-shaped pipe 71 and a second arc-shaped pipe 72 of the third feed hopper 7, the component oil is positioned at the lower part of the stirring kettle at the beginning, all the auxiliary agent entering from the third feed hopper falls into the fuel oil to be mixed, the auxiliary agent is fully mixed under the stirring of a third stirring blade, and the fuel oil at the upper part can better contact the auxiliary agent injected from the first arc-shaped pipe 71 along with the lifting of the feeding in the stirring kettle, so that newly added heavy component oil and light component oil are avoided, The reduction of light component mediation efficiency, and the bar discharge gate 74 of first arcuation socle bottom sets up, compares the round hole form discharge gate 75 of second arcuation socle 72 bottom, can provide bigger output, has satisfied the auxiliary agent and has positioned the demand difference to the auxiliary agent for mediation in stirred tank, and the stirring dynamics on stirred tank upper portion is limited, and the efficiency of mediation after the mixture compares stirred tank lower part and will hang down, through increasing the auxiliary agent volume, makes its realization mediation needs better under certain stirring range. In addition, the crescent through holes, the vertical strip holes and the circular through holes are formed in different stirring blades, so that the requirements of different height positions in the stirring kettle on the dispersing force are met, the efficiency of fuel oil blending is relatively higher and faster when the stirring kettle goes to the bottom of the stirring kettle, and therefore, the dense and fine circular through holes are adopted for dispersing, and the product quality can be further improved; and at stirred tank upper portion and middle part, through the setting of great dispersion hole, can assist the dispersion to this part viscosity and the limited fuel oil of mediation dynamics, better reduction drive energy consumption realizes promoting gradually of mediation efficiency. The fuel oil stirred and blended by the stirring kettle is conveyed to the standing tank 2 through an oil pipeline for standing and storing, so that the effects of buffering and stabilizing the quality can be achieved, and the fuel oil in the standing tank can be conveyed to a product tank through the oil pipeline.

Example 2

As shown in fig. 3, the bunker fuel oil blending apparatus is similar to the bunker fuel oil blending apparatus of example 1, except that an oil return line 15 is connected between the static tank and the agitation tank, and a pump body is provided in the oil return line.

Through still connecting oil transportation return pipe 15 between jar and the stirred tank of stewing, the purpose is after the fuel oil in the jar of stewing is put for a long time, in case the layering phenomenon appears in the discovery, suggestion its quality has the reduction of certain degree, on the basis of practicing thrift the cost, carries out secondary operation in circulating to the stirred tank through the return, reprocess under the prerequisite that uses still less auxiliary agent, guarantees product quality.

The above-described embodiments should not be construed as limiting the scope of the utility model, and any alternative modifications or alterations to the embodiments of the present invention will be apparent to those skilled in the art.

The present invention is not described in detail, but is known to those skilled in the art.

Claims

1. A bunker fuel oil blending apparatus, comprising:

2. The bunker of claim 1, wherein the third bunker includes a funnel-shaped body, a first arc-shaped pipe horizontally disposed is connected to the outside of the bottom end of the funnel-shaped body, a buffer pipe is connected to the bottom end of the funnel-shaped body, and a second arc-shaped pipe horizontally disposed is connected to the outside of the bottom end of the buffer pipe; the first arc-shaped pipe and the second arc-shaped pipe are arranged in the stirring kettle in an encircling manner at different heights; a plurality of strip-shaped discharge ports are arranged at the bottom end of the first arc-shaped pipe at intervals, and round hole-shaped discharge ports are arranged at the bottom end of the second arc-shaped pipe.

3. The bunker fuel oil tempering device of claim 2, wherein said first arc-shaped pipe is disposed around a bottom side of each of said hoppers, and said first arc-shaped pipe is not lower than a bottom outlet of each of said hoppers; the second arc-shaped pipe is arranged around the outer side of the stirring rod and is positioned between the second stirring blade and the third stirring blade.

4. The bunker fuel oil tempering device of claim 1, wherein said first hopper, said second hopper, and said third hopper are funnel-shaped hoppers; the first stirring blade is arranged at the top of the stirring rod and comprises at least two first stirring sheets which are arranged oppositely, and the first stirring sheets are provided with obliquely arranged shearing sheets; a plurality of crescent through holes are arranged on the first stirring sheet at intervals; the second stirring blade comprises two strip-shaped plates which are oppositely arranged, and vertical strip holes are formed in each strip-shaped plate; the third stirring blade comprises two second stirring sheets which are oppositely arranged, and a plurality of circular through holes are formed in the second stirring sheets.

5. The marine fuel oil blending device of claim 4, wherein the shear blade is a triangular shear blade, and the triangular shear blade is arranged at an angle of 45 ° with respect to the first leg half.

6. The marine fuel oil tempering device of claim 1, wherein said heating jacket is a steam jacket or a water bath jacket.

7. The bunker fuel oil blending device of claim 1, wherein a pump body is provided in the oil delivery pipe.

8. The bunker fuel oil blending apparatus of claim 1, wherein an oil return line is further connected between the static tank and the stirring tank, and a pump body is provided on the oil return line.