CN220115312U

CN220115312U - Square can blowdown tank

Info

Publication number: CN220115312U
Application number: CN202321361760.6U
Authority: CN
Inventors: 张义青; 张占廷
Original assignee: Luqiang Energy Equipment Co ltd
Current assignee: Luqiang Energy Equipment Co ltd
Priority date: 2023-05-31
Filing date: 2023-05-31
Publication date: 2023-12-01
Anticipated expiration: 2033-05-31

Abstract

A square tank sewage draining groove comprises a square inner tank body and an outer tank body, wherein a bulge is arranged at the bottom of the outer side of the inner tank body, and a groove is formed in the bulge; the groove is communicated with the inner cavity of the inner tank body; the outer side of the outer tank body is provided with dirty oil discharging equipment communicated with the groove. Improves the utilization rate of the oil in the whole tank body, collects the dirty oil and solid impurities in the groove and discharges the dirty oil out of the tank body through the dirty oil discharge equipment, compared with the traditional square tank with the bottom plane, on one hand, the utilization rate of the oil body in the tank body is improved, on the other hand, the collection of dirty oil and solid impurities is facilitated, the cleaning time in the tank body is saved, the tank body is convenient and quick, and a clean tank body is provided for petroleum to be added subsequently.

Description

Square can blowdown tank

Technical Field

The utility model relates to the technical field of double-layer oil tanks, in particular to a square tank sewage draining tank.

Background

The oil tank is a container for storing oil products, is an indispensable device in the field of oil exploitation, and is mainly used for producing a double-layer square tank which is mainly used for export. On the other hand, the oil storage capacity is the biggest in the same size, but because the oil body can produce the sediment in the jar, pile up to jar body bottom, the inside bottom surface of jar body has 5-20 centimeters of oil body can not use, leads to the oil utilization rate of square jar to reduce, the oil body volume of need blowdown at every turn is great, the blowdown time is longer, and some solid impurity can distribute in the whole bottom surface in jar body easily, be difficult for discharging, lead to follow-up oil impurity that adds again more, continue to reduce the rate of utilization of a whole jar of oil, be unfavorable for long-term use.

Disclosure of Invention

In order to solve the technical problems in the background technology, the utility model provides a square tank sewage draining groove.

The technical scheme of the utility model is as follows:

the utility model provides a square tank dirt discharge groove, includes square inner tank body and outer jar body, and inner tank body bottom sets up the arch, sets up the recess in the arch, outer jar outside is provided with the dirty oil discharging equipment with recess intercommunication, through setting up the arch, set up the recess in the arch, can make a part of dirty oil of inner tank body internal bottom surface enter into in the recess, reduced the liquid level of dirty oil in the whole oil tank, improved the rate of utilization of oil to conveniently carry out the decontaminating, take out the tank body with dirty oil discharging equipment.

Further, in order to realize that dirty oil at the inner bottom surface of the inner tank body can flow into the groove, the groove is communicated with the inner cavity of the inner tank body.

In the above-described square tank sewage drain tank, as a preferred embodiment, the protrusions are square, and the length of the protrusions is consistent with that of the inner tank body. The square bulge is matched with the square tank in shape, and the length is consistent with the length of the inner tank body so that a longer groove can be formed, and the utilization rate of the bulge is maximum.

Further, an interlayer is filled between the inner tank body and the outer tank body. The interlayer can improve the seepage-proofing performance of the whole oil tank, and then the use safety performance of the square tank is improved.

Further, the height of the bulge is smaller than the minimum thickness of the interlayer between the bottom of the inner tank body and the outer tank body, and the height of the bulge is 1/2-3/4 of the minimum thickness of the interlayer. Can guarantee to pack the intermediate layer between protruding and the outer jar body, guarantee the prevention of seepage effect of protruding department to the degree of depth that highly less makes the recess offer is shallower, and the effect of storing dirty oil is relatively poor, and highly great can make the distance between the outer jar body diminish, if the distance is too little, can make here the intermediate layer thickness that can pack thinner, and the prevention of seepage performance is lower.

The minimum thickness herein refers to the distance between the inner tank and the outer tank if the bottom of the inner tank is set to be a flat surface, and the distance between the lowest end of the inclined portion and the outer tank if the bottom of the inner tank is set to be an inclined shape.

Further, the grooves are U-shaped grooves formed downwards, and the wall thickness of the rest parts of the protrusions is consistent with that of the inner tank body. Compared with grooves with other shapes, the U-shaped groove can maximize the utilization rate of the bulge, so that the stored dirty oil amount is maximized.

In order to enable dirty oil to be concentrated into the grooves for collection, and collection of solid impurities is facilitated, inner tank bottom plates on two sides of the protrusions are obliquely arranged, and the oblique direction faces the grooves.

Further, the inclination angle of the inner tank body is 3 degrees to 5 degrees with the horizontal direction. The volume of the inner oil tank can be greatly reduced due to the overlarge angle, the total amount of oil bodies in the tank is reduced, the mobility of dirty oil and solid impurities is poor due to the overlarge angle, and the effect of improving the speed of the dirty oil and the solid impurities flowing into the groove cannot be achieved.

According to the square tank drain tank, as a preferred implementation mode, the dirty oil discharging device comprises the drain pump arranged outside the outer tank body, the drain pump is connected with the drain pipe, the drain pipe penetrates through the outer tank body and the inner tank body to be communicated with the groove, and the drain pipe is provided with the drain valve for controlling the drain pipe to be opened and closed. The sewage pump can improve the speed of the dirty oil discharged out of the inner tank body, and the sewage valve is conveniently arranged to be closed when the sewage is not discharged, so that the leakage of the oil body in the inner tank body is prevented.

The utility model has the beneficial effects that: the utility model relates to a square tank sewage draining groove, which is characterized in that a bulge is arranged at the bottom of an inner tank body, a groove communicated with the inner tank body is arranged in the bulge, liquid greasy dirt and solid impurities at the bottom of the tank body can flow into the groove, the liquid level of dirty oil in an oil tank is reduced, the utilization rate of the oil in the whole tank body is improved, the dirty oil and the solid impurities are collected in the groove and discharged out of the tank body through dirty oil discharging equipment, and compared with the traditional square tank with a bottom plane, the utilization rate of the oil in the tank body is improved, the collection of the dirty oil and the solid impurities is facilitated, the cleaning time in the tank body is saved, and the tank body is convenient and quick to use.

Drawings

The aspects and advantages of the present utility model will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the utility model.

In the drawings:

FIG. 1 is a front cross-sectional view of a square tank structure in an embodiment;

FIG. 2 is a cross-sectional view taken along the direction A in FIG. 1;

FIG. 3 is a top view of the interior of the inner tank;

the components represented by the reference numerals in the figures are:

1. an inner tank; 2. an outer can; 3. a protrusion; 4. a groove; 5. a dirty oil discharging device; 51. a sewage pump; 52. a blow-down pipe; 53. a blow-down valve; 6. an interlayer; 7. a bracket; 8. and a support plate.

Detailed Description

Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings.

Examples

This embodiment provides a square tank drain tank, see fig. 1 and 2, including square inner tank body 1 and outer tank body 2, inner tank body 1 bottom sets up protruding 3, sets up recess 4 in protruding 3, protruding 3 bottom set up the dirty oil discharge equipment 5 with recess 4 intercommunication, through setting up protruding 3, set up recess 4 in protruding 3, can make to have liquid dirty oil and solid impurity to enter into in the recess 4, dirty oil discharge equipment 5 is with dirty oil and impurity extraction tank body, realizes the blowdown of tank body, expandes the concrete description below.

In this embodiment, outer jar body 2 bottom is provided with support 7, support 7 is used for supporting whole jar body, support 7 installs in the backup pad 8 with ground contact, dirty oil discharging equipment 5 is including setting up in the outside dredge pump 51 of outer jar body 2, dredge pump 51 mountable is on backup pad 8, dredge pump 51 connects blow off pipe 52, blow off pipe 52 runs through outer jar body 2 and interior jar body 1 setting, with recess 4 intercommunication, and do sealed work at the position that runs through, set up blow off valve 53 on blow off pipe 52, blow off valve 53 is in the state of closing under the natural state, can prevent the leakage phenomenon of jar body, carry out the dirty oil during operation of arranging, open blow off valve 53, start dredge pump 51, take out interior jar body 1 with liquid dirty oil and impurity in the recess 4.

In this embodiment, as a main technical concept of the present utility model, the protrusion 3 at the bottom of the inner tank 1 is downward, the protrusion 3 is square at the bottom of the inner tank 1, parallel to the longer side of the bottom of the inner tank 1, and disposed at the middle position, and is consistent with the length of the inner tank 1, as shown in fig. 3, the length of the door panel excluding both sides of the inner tank 1 may be the maximum, the interlayer 6 is filled between the inner tank 1 and the outer tank 2, the height of the protrusion 3 is smaller than the minimum thickness of the interlayer 6 between the bottom of the inner tank 1 and the outer tank 2, and the minimum thickness herein refers to the distance between the inner tank 1 and the outer tank 2 if the bottom of the inner tank 1 is set to be a plane, and the distance between the lowest end of the inclined portion and the outer tank 2 is the minimum thickness of the interlayer 6 if the bottom of the inner tank 1 is set to be an inclined.

Specifically, the height of the protrusion 3 is 1/2-3/4 of the minimum thickness of the interlayer 6, the height of the protrusion 3 is not too short or too long, if the set height is smaller, the depth of the groove 4 is limited to a certain extent, the protrusion can only be opened to be shallower, the stored dirty oil is smaller, the effect of improving the oil utilization rate can not be achieved almost, if the set height is larger, the distance between the protrusion and the outer tank 2 is smaller, the thickness of the interlayer 6 filled in the interlayer is smaller, the safety performance of the double-layer square tank is reduced, therefore, the effect of effective pollution discharge can be achieved only within the set range, the safety performance is ensured, the groove 4 formed in the protrusion 3 is communicated with the inner cavity of the inner tank 1, the groove 4 is a U-shaped groove formed downwards, the thickness left by the protrusion 3 is consistent with the wall thickness of the inner tank 1 after the U-shaped square groove is opened, the storage capacity of the groove 4 can be maximized, and the storage capacity of the dirty oil can be improved.

As another main technical conception of the utility model, the bottom plates of the inner tank body 1 on two sides of the bulge 3 are obliquely arranged, as shown in fig. 2, and the oblique direction faces the groove 4, namely, the inner bottom surface of the inner tank body 1 is obliquely downwards arranged, so that dirty oil and impurities on the inner bottom surface of the inner tank body 1 can flow into the groove 4 to the greatest extent, specifically, the inclination angle of the bottom plate of the inner tank body 1 forms 3 degrees to 5 degrees with the horizontal direction, the volume of the inner tank is greatly reduced, the total amount of oil in the tank is reduced, the mobility of the dirty oil and solid impurities is poor due to the fact that the mobility of the dirty oil and the solid impurities is too small, the effect of improving the speed of the dirty oil and the impurities flowing into the groove 4 cannot be achieved, and the obliquely arranged bottom plates avoid the phenomenon that the dirty oil and the impurities spread over the inner bottom surface of the inner tank body 1, and the dirty oil and the impurities are convenient to collect.

Specifically, after the oil is added into the tank body, impurities and dirty oil can gather at the inner bottom surface of the inner tank body 1 due to the action of gravity, through the inclined bottom plate, the impurities and the dirty oil can slowly flow into the groove 4 for collection, the liquid level of the dirty oil is reduced, the utilization rate of the oil body in the oil tank is improved, after the oil body is used up, the sewage draining operation is performed, the sewage draining valve 53 is opened, the sewage draining pump 51 is started, the dirty oil with impurities flows to the sewage draining pipe 52, and the sewage draining pump 51 pumps out the dirty oil with impurities from the inner tank body 1.

Claims

1. The square tank sewage draining groove is characterized by comprising a square inner tank body (1) and an outer tank body (2), wherein a bulge (3) is arranged at the bottom of the outer side of the inner tank body (1), and a groove (4) is formed in the bulge (3);

the groove (4) is communicated with the inner cavity of the inner tank body (1);

the outer side of the outer tank body (2) is provided with a dirty oil discharging device (5) communicated with the groove (4);

the groove (4) is a U-shaped groove which is downwards opened.

2. A square tank drain tank according to claim 1, characterized in that the protrusions (3) are square and have a length corresponding to the length of the inner tank body (1).

3. A square tank drain tank according to claim 2, characterized in that an interlayer (6) is filled between the inner tank (1) and the outer tank (2).

4. A square tank drain tank according to claim 3, characterized in that the height of the protrusions (3) is smaller than the minimum thickness of the interlayer (6) between the bottom of the inner tank (1) and the outer tank (2).

5. A square tank drain tank according to claim 4, characterized in that the height of the protrusions (3) is 1/2-3/4 of the minimum thickness of the interlayer (6).

6. A square tank drain tank according to claim 1, wherein the wall thickness of the remainder of the protrusion (3) is identical to the wall thickness of the inner tank body (1).

7. A tank drain tank according to claim 6, characterized in that the bottom plates of the inner tanks (1) on both sides of the protrusion (3) are arranged obliquely, and the oblique direction is toward the groove (4).

8. A square tank drain tank according to claim 7, wherein the inclination angle of the bottom plate of the inner tank body (1) is 3 ° -5 ° to the horizontal direction.

9. A square tank drain tank according to claim 1, characterized in that the dirty oil discharging apparatus (5) comprises a drain pump (51) arranged outside the outer tank body (2), the drain pump (51) being connected with a drain pipe (52);

the blow-down pipe (52) penetrates through the outer tank body (2) and the inner tank body (1) to be communicated with the groove (4).

10. A square tank drain tank according to claim 9, characterized in that the drain pipe (52) is provided with a drain valve (53) for controlling the drain pipe (52) to be opened and closed.