CN211469463U

CN211469463U - Floating oil outlet device for anti-jacking inner floating roof storage tank

Info

Publication number: CN211469463U
Application number: CN201922205326.9U
Authority: CN
Inventors: 不公告发明人
Original assignee: Hunan Sichuang Energy Saving Technology Co ltd
Current assignee: Hunan Sichuang Energy Saving Technology Co ltd
Priority date: 2019-12-11
Filing date: 2019-12-11
Publication date: 2020-09-11
Anticipated expiration: 2029-12-11

Abstract

The utility model discloses a floating oil outlet device for floating roof storage tank in anti-top wearing, including defeated oil pipe, rotary joint and play oil pipe, defeated oil pipe's one end with rotary joint connects, and the other end hangs in the bottom of floating plate, and the floating plate floats above the liquid level, the rotary joint intercommunication defeated oil pipe and play oil pipe, defeated oil pipe with be equipped with the anticollision board between the floating plate, the anticollision board pass through the spring with the skeleton joint of floating plate. The utility model discloses descend at the oil tank liquid level, the in-process that the floating deck descends, when the floating oil outlet device appears buoyancy design and disposes the deviation in the anti-top wearing inner floating roof storage tank, or when the jamming appears in rotary joint, defeated oil pipe will directly be used in on the crashproof board to the impulsive impact force that will defeated oil pipe through the spring that is located between crashproof board and the floating deck skeleton obtains effectual absorption, can prevent effectively that defeated oil pipe from encircleing buoyancy element bad, effectively promotes the security of floating deck.

Description

Floating oil outlet device for anti-jacking inner floating roof storage tank

Technical Field

The utility model belongs to the technical field of liquid is stored, especially, relate to a prevent that top is worn inner floating roof storage tank and is used unsteady oil extraction device.

Background

At present, aviation kerosene storage tanks of airport oil depots mainly comprise three types, namely horizontal oil tanks, vertical vault oil tanks and vertical internal floating-roof oil tanks, and are basically provided with floating oil outlet devices. The floating oil outlet device has the basic principle that one end of the floating oil outlet device is connected to an oil outlet short pipe at the bottom of an oil tank, and the other end of the floating oil outlet device is suspended below the liquid level by a floating barrel and floats up and down along with the lifting of the liquid level to always extract surface layer fuel. Compared with the traditional oil tank bottom oil-releasing device, the oil tank floating oil-releasing device preferentially releases the upper-layer high-quality clean fuel by utilizing the sedimentation principle of water and impurities in a gravity field, thereby ensuring that the released fuel oil reaches the best quality.

The floating oil outlet device is generally divided into a single swing arm floating oil outlet device and a double swing arm floating oil outlet device according to different structures, and mainly comprises an oil tank elbow, a connecting elbow, a rotary joint, a floating oil pipe, a floating barrel and a suction port elbow (comprising an anti-vortex plate). The horizontal oil tank and the vertical vault oil tank generally adopt a single swing arm floating oil outlet device, and the internal floating roof oil tank generally adopts a double swing arm floating oil outlet device.

However, according to the investigation on domestic civil airport oil depots, due to temperature influence or other factors, a certain faults also occur on the floating oil outlet devices of part of the airport oil depots, mainly the floating oil outlet devices are stuck and fixed or suddenly jacked up, if a horizontal oil tank or a vertical vault oil tank is adopted, a large amount of air enters a pipeline in front of an oil filling pump, normal oil filling cannot be performed, and if the vertical internal floating roof oil tank is adopted, even the phenomenon that the internal floating disc is damaged by the floating oil outlet devices is caused, so that safety accidents are caused.

SUMMERY OF THE UTILITY MODEL

The present application is directed to solving at least one of the problems in the prior art. Therefore, one of the objectives of the present invention is to provide a floating oil outlet device for a top-through preventing inner floating roof storage tank, which is adapted to large-diameter oil outlet and can effectively prevent the oil pipe from arching the floating plate.

In order to solve the technical problem, the following technical scheme is adopted in the application:

the utility model provides an anti-top wearing inner floating roof storage tank is with floating oil outlet device, includes defeated oil pipe, rotary joint and goes out oil pipe, defeated oil pipe's one end with rotary joint connects, and the other end hangs in the bottom of floating plate, and the floating plate floats above the liquid level, the rotary joint intercommunication defeated oil pipe and play oil pipe, defeated oil pipe with be equipped with the crashproof board between the floating plate, the crashproof board pass through the spring with the skeleton of floating plate is connected.

Furthermore, the oil pipeline comprises a first pipe section and a second pipe section which are sequentially connected in a rotating manner.

Furthermore, the rotary joint includes the first joint of being connected with an oil pipe and with defeated oil pipe connect and can be relative the second of first joint at vertical in-plane rotation connects, be equipped with first runner on the first joint, be equipped with the intercommunication on the second connects the second runner of first runner.

Furthermore, the front end of the first joint is provided with a U-shaped yoke, first hole bodies communicated with the first flow channel are symmetrically arranged on the inner side wall opposite to the U-shaped yoke, the second joint is installed in the U-shaped yoke in a matched mode, the opposite side portion of the second joint is provided with a rotating shaft in rotary sealing with the first hole bodies, and second hole bodies communicated with the first hole bodies and the second flow channel are arranged in the rotating shaft.

Furthermore, the oil delivery pipe is suspended on the framework of the floating disc through a steel wire rope penetrating through the anti-collision plate.

Furthermore, the rotary joint is connected with an oil outlet pipe at the bottom of the oil tank through a flange.

Furthermore, the bottom of the oil tank is also provided with a support for supporting the oil conveying pipe.

Compared with the prior art, the utility model discloses the beneficial effect who has lies in: in the process of descending the liquid level of the oil tank and the descending of the floating plate, when the floating oil outlet device for the anti-top-penetrating inner floating top storage tank has buoyancy design configuration deviation or the rotary joint has clamping stagnation, the oil conveying pipe directly acts on the anti-collision plate, and the impact force of the oil conveying pipe is effectively absorbed through the spring between the anti-collision plate and the floating plate framework, so that the oil conveying pipe can be effectively prevented from arching the buoyancy element, and the safety of the floating plate is effectively improved.

Drawings

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

FIG. 2 is an enlarged view of FIG. 1 at A;

FIG. 3 is a schematic view of the connection of the swivel to the flow line and outlet;

fig. 4 is a schematic structural view of the rotary joint of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1 and 2, the floating oil outlet device for the roof-through-preventing inner floating roof storage tank comprises an oil conveying pipe 1, a rotary joint 2 and an oil outlet pipe 3, wherein the oil conveying pipe 1 is provided with an oil outlet end and an oil inlet end which are opposite, the oil conveying pipe 1 comprises a first pipe section 101 and a second pipe section 102, one end of the first pipe section 101 is connected with the rotary joint 2, the other end of the first pipe section 101 is rotatably connected with the second pipe section 102, one end, far away from the first pipe section 101, of the second pipe section 102 is the oil inlet end connected with a floating disc 6 through a steel wire rope 4, the floating disc 6 floats on the liquid level in an oil tank 7, the oil inlet end of the oil conveying pipe 1 is suspended below the liquid level along with the floating disc 6, and the rotary joint 2 is. In this embodiment, the oil delivery pipe 1 has a double-pipe structure, thereby forming a crank rocker mechanism that can keep the point connected with the floating plate fixed.

In this embodiment, the floating plate 6 generally includes a disk-shaped framework 601, an outer ring beam is disposed around the disk-shaped framework 601, and the disk-shaped framework 601 is formed by intersecting a plurality of longitudinal beams and cross beams which are perpendicular to each other; the longitudinal beams, the cross beams and the outer ring beams form a plurality of buoyancy cells, and each buoyancy cell is provided with a buoyancy element 602. As for the specific connection structure of the longitudinal beam, the cross beam and the outer ring beam, the detailed description of the prior art is omitted.

Specifically, the oil outlet pipe 3 is fixedly installed at the bottom of the oil tank 7 through the installation seat 5, the rotary joint 2 is connected with the oil outlet pipe at the bottom of the oil tank 7 through a flange, and the oil conveying pipe 1 is connected with the floating plate 6 through a steel wire rope 4 to achieve the effect of up-and-down floating. The rotary joint 2 is communicated with the oil delivery pipe 1, so that oil flows into the oil delivery pipe through the oil delivery pipe 1, the oil delivery pipe 1 can swing along with the rotary joint 2, the oil delivery pipe 1 can conveniently pump oil from different parts of the oil tank 7, and the oil flows out of the oil tank through the oil delivery pipe, so that the purpose of floating oil discharge is achieved.

Referring to fig. 2, in order to prevent the occurrence of buoyancy design deviation or the occurrence of clamping stagnation of the rotary joint 2, the oil delivery pipe 1 directly butts against vulnerable components such as a buoyancy element 602 of the floating plate 6, and an anti-collision plate 8 is arranged between the oil delivery pipe 1 and the floating plate 6, and the anti-collision plate 8 is connected with a framework of the floating plate 6 through a spring 9. This embodiment floating oil discharging device for floating roof storage tank in anti-top-piercing is equipped with crashproof board 8 between defeated oil pipe 1 and floating plate 6, and crashproof board 8 passes through spring 9 and connects on the rigidity skeleton of floating plate 6, when buoyancy design configuration deviation or rotary joint 2 appear the jamming, defeated oil pipe 1 will direct striking on crashproof board 8, and compress the spring 9 between crashproof board 8 and the floating plate 6 skeleton, thereby obtain effectual absorption with defeated oil pipe 1's impulsive force, and then can prevent effectively that defeated oil pipe 1 from encircleing the buoyancy component, effectively promote the security of floating plate 6.

Referring to fig. 3 and 4, the rotary joint 2 includes a first joint 201 connected to the oil outlet pipe 3 through a flange, and a second joint 202 connected to the oil pipe 1 and capable of rotating in a vertical plane relative to the first joint 201, the first joint 201 is provided with a first flow passage 2011, and the second joint 202 is provided with a second flow passage 2021 communicating with the first flow passage 2011.

Specifically, a U-shaped yoke 2012 is disposed at the front end of the first joint 201, first hole bodies 2013 communicated with the first flow passage 2011 are symmetrically disposed on the inner side wall opposite to the U-shaped yoke 2012, the second joint 202 is mounted in the U-shaped yoke 2012 in a matching manner, a rotating shaft 2022 rotationally sealed with the first hole bodies is disposed on the opposite side portion, and a second hole body communicating the first hole body 2013 with the second flow passage 2021 is disposed in the rotating shaft 2022.

This embodiment rotary joint 2 adopts the rocker joint design, and the second connects 202 and installs in U-shaped yoke 2012 and rotatory around the yoke through pivot 2022 that inserts in the first hole body of yoke, and the second connects 202 because of the restriction of the relative both sides wall of yoke, can only the yoke is rotatory relatively, can effectively reduce the influence of flexible moving to rotary joint 2 in the operation process, and rotary joint 2 operates more steadily, smoothly, and the life-span is longer.

Referring to fig. 1, in some embodiments, a plurality of fixed bearings 10 are provided at the bottom of the oil tank 7 for supporting the oil pipeline 1 when the liquid surface is lowered. When oil tank 7 feeding or ejection of compact, prevent that top wearing inner floating roof storage tank floats from top to bottom with the lift of floating oil discharging device through floating plate 6 along with the liquid level, because floating plate 6 links together with the one end of defeated oil pipe 1, defeated oil pipe 1's the other end is connected on rotary joint 2, consequently defeated oil pipe 1 can be the up-and-down motion under the drive of floating plate 6, oil flows in from defeated oil pipe 1's oil feed end, flow into rotary joint 2 from the other end through defeated oil pipe 1, get into oil pipe outflow oil tank 7 through rotary joint 2 again, reach the purpose of floating oil discharging.

In addition, a floating barrel 11 can be arranged on the oil pipeline 1, so that the floating oil outlet device for the anti-jacking inner floating roof storage tank can be ensured to have enough buoyancy to lift, and the lifting of the floating plate cannot be influenced.

The above examples are merely illustrative of the present invention clearly and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. Nor is it intended to be exhaustive of all embodiments. And obvious changes and modifications may be made without departing from the scope of the present invention.

Claims

1. The utility model provides a prevent that top wears interior floating roof storage tank is with device that produces oil that floats, includes defeated oil pipe, rotary joint and goes out oil pipe, defeated oil pipe one end with rotary joint connects, and the other end hangs on the floating plate, and the floating plate floats above the liquid level, the rotary joint intercommunication defeated oil pipe and play oil pipe, its characterized in that: the oil pipeline with be equipped with the crashproof board between the floating plate, the crashproof board pass through the spring with the skeleton of floating plate is connected.

2. The floating oil outlet device for the roof-penetration preventing inner floating roof tank as claimed in claim 1, wherein: the oil delivery pipe comprises a first pipe section and a second pipe section which are connected in sequence in a rotating mode.

3. The floating oil outlet device for the roof penetration preventing inner floating roof tank as claimed in claim 1 or 2, wherein: the rotary joint comprises a first joint connected with the oil outlet pipe and a second joint which is connected with the oil conveying pipe and can rotate in the vertical surface, a first flow passage is arranged on the first joint, and a second flow passage communicated with the first flow passage is arranged on the second joint.

4. The floating oil outlet device for the roof-penetration preventing inner floating roof tank as claimed in claim 3, wherein: the front end of first joint is equipped with the U-shaped yoke, the symmetry be equipped with on the relative inside wall of U-shaped yoke with the first hole body of first runner intercommunication, the second connects the matching to be installed in the U-shaped yoke and relative lateral part be equipped with first hole body rotary seal's pivot, be equipped with the intercommunication in the pivot first hole body with the second hole body of second runner.

5. The floating oil outlet device for the roof penetration preventing inner floating roof tank as claimed in claim 1 or 2, wherein: and the oil delivery pipe is suspended on the framework of the floating disc through a steel wire rope penetrating through the anti-collision plate.

6. The floating oil outlet device for the roof-penetration preventing inner floating roof tank as claimed in claim 5, wherein: the rotary joint is connected with an oil outlet pipe at the bottom of the oil tank through a flange.

7. The floating oil outlet device for the roof-penetration preventing inner floating roof tank as claimed in claim 6, wherein: the bottom of the oil tank is also provided with a support used for supporting the oil delivery pipe.

8. The floating oil outlet device for the roof penetration preventing inner floating roof tank as claimed in claim 1 or 2, wherein: the oil pipeline is provided with a buoy.