CN220164720U

CN220164720U - Inner floating disc of inner floating roof storage tank

Info

Publication number: CN220164720U
Application number: CN202320502044.9U
Authority: CN
Inventors: 尹书祥
Original assignee: Foshan Nanhai Chongtai Fireproof Material Co ltd
Current assignee: Foshan Nanhai Chongtai Fireproof Material Co ltd
Priority date: 2023-03-15
Filing date: 2023-03-15
Publication date: 2023-12-12
Anticipated expiration: 2033-03-15

Abstract

The utility model discloses an inner floating disc of an inner floating roof storage tank, which comprises a disc body formed by splicing a plurality of unit plates, wherein fireproof strips are clamped at splicing joints of the unit plates. The inner floating disc of the inner floating roof storage tank can effectively reduce leakage of volatile substances stored in the inner floating roof storage tank and avoid formation of fleeing fire in a short time after combustion is initiated.

Description

Inner floating disc of inner floating roof storage tank

Technical Field

The utility model relates to an inner floating roof storage tank, in particular to an inner floating disc of the inner floating roof storage tank.

Background

The inner floating roof storage tank is designed aiming at the problem that the evaporation loss of the oil products in the vault tank is large, so that the atmosphere is polluted and the safety is not high. The adoption of the internal floating roof storage tank is safe and reliable, the construction is convenient, the cost is low, and the loss can be reduced by 95-97% compared with a vault tank especially for storing light oil. Therefore, a more ideal structural form is found for the improvement of the vault pot.

Currently, the inner floating roof is mainly made of light steel, and various composite materials are also available. The floating roof structure has various cabin type, floating boat type and floating disc type. The inner floating roof is usually sealed by elastic material, namely tongue-shaped sealing tape, is fastened on a weir plate around the floating disc by a pressing bar and a bolt, and oil-resistant sealing glue is coated on the joint parts. The inner floating roof storage tank not only greatly reduces the evaporation loss of oil products, but also prevents rain, snow, wind sand and dust from falling into the tank. The method is widely used for storing volatile, inflammable and petrochemical products with high quality requirements, such as aviation gasoline, aviation kerosene, gasoline, solvent oil and the like.

Because the inner floating roof storage tank is mainly used for storing volatile inflammable and petrochemical products, the inner floating plate of the existing inner floating roof storage tank has strict requirements on fire prevention and explosion prevention, however, the inner floating plate of the existing inner floating roof storage tank is mostly formed by splicing a plurality of stainless steel unit plates, gaps are difficult to avoid at the spliced joints, volatile substances are easy to leak in the gaps, and once combustion is initiated, the gaps become fire striking points and cause difficulty in extinguishing fire.

Disclosure of Invention

The utility model overcomes the problems in the prior art and provides the inner floating disc of the inner floating roof storage tank, which can effectively reduce the leakage of volatile substances stored in the inner floating roof storage tank and avoid the formation of fire channeling in a short time after the combustion is initiated.

In order to solve the technical problems, the technical scheme provided by the utility model is as follows:

an inner floating disc of an inner floating roof storage tank comprises a disc body formed by splicing a plurality of unit plates, and fireproof strips are clamped at splicing joints of the unit plates.

As a further improvement of the above technical scheme:

the fireproof unit comprises unit plates, and is characterized by further comprising buckling strips, wherein buckling parts are arranged on the unit plates, buckling parts of adjacent unit plates are inserted into the buckling strips to form splicing joints, and the fireproof strips are arranged between the buckling parts of the adjacent unit plates.

Fireproof strips are arranged between the buckling parts of the buckling strips and the unit plates.

The buckling parts of the unit plates positioned on the outer circumferential surface of the tray body are buckled with the buckling strips, and fireproof strips are arranged between the buckling strips and the buckling parts of the unit plates.

The buckling strip is connected with the buckling part of the unit plate through a fastener.

The plurality of unit plates comprise a plurality of rectangular unit plates and a quasi-rectangular unit plate with one side being in an arc shape.

The plurality of unit plates comprise a plurality of triangular unit plates and trapezoid-like unit plates with arc-shaped bottom edges.

The utility model has the following beneficial effects:

the inner floating disc of the inner floating roof storage tank comprises a disc body formed by splicing a plurality of unit plates, fireproof strips are clamped at the splicing joints of the unit plates, and the splicing joints of the unit plates are filled by the fireproof strips, so that the leakage of volatile substances stored in the inner floating roof storage tank can be effectively reduced, meanwhile, the inner floating roof storage tank can be prevented from becoming a fire channeling point in a short time after combustion is initiated, the expansion of fire is prevented, and the time is striven for fire suppression. The unit plates are provided with the buckling parts, the buckling parts of the adjacent unit plates are inserted into the buckling parts to form splicing seams, the fireproof strips are arranged between the buckling parts of the adjacent unit plates, the buckling parts of the adjacent unit plates are sealed through the buckling strips, the effect of preventing volatile matters from leaking can be improved, foreign matters can be prevented from falling into the splicing seams between the buckling parts, and the fireproof strips are protected.

In addition to the objects, features and advantages described above, the present utility model has other objects, features and advantages. The utility model will be described in further detail with reference to the accompanying drawings.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. In the drawings:

FIG. 1 is a schematic perspective view of an embodiment 1 of an inner floating disc of an inner floating roof tank of the present utility model.

Fig. 2 is an enlarged sectional view of the splice joint of the unit panels in embodiment 1 of the present utility model.

Fig. 3 is a schematic perspective view of an embodiment 2 of an inner floating disc of an inner floating roof tank of the present utility model.

Wherein, the reference numerals are as follows:

1. a unit plate; 100. a tray body; 11. a fastening part; 2. a fire bar; 3. and (5) buckling strips.

Detailed Description

Embodiments of the utility model are described in detail below with reference to the attached drawings, but the utility model can be implemented in a number of different ways, which are defined and covered by the claims.

Example 1:

as shown in fig. 1 and 2, the inner floating disc of the inner floating roof tank of the embodiment comprises a disc body 100 formed by splicing a plurality of unit plates 1, fireproof strips 2 are clamped at the splicing joints of the unit plates 1, and the splicing joints of the unit plates 1 are filled with the fireproof strips 2, so that the leakage of volatile substances stored in the inner floating roof tank can be effectively reduced, meanwhile, the inner floating disc can be prevented from becoming a fire channeling point in a short time after combustion is initiated, the expansion of fire is prevented, and the time is striven for fire suppression.

In this embodiment, still include buckling strip 3, unit board 1 is equipped with buckling portion 11, and buckling portion 11 of adjacent unit board 1 inserts and locates in buckling portion 3 and constitute the concatenation seam, and fire prevention strip 2 sets up between buckling portion 11 of adjacent unit board 1, seals buckling portion 11 of adjacent unit board 1 through buckling strip 3, can promote the effect that prevents volatile matter and leak, also can prevent that the foreign matter from falling into the concatenation seam crossing between buckling portion 11, forms the protection to fire prevention strip 2.

In this embodiment, the fireproof strip 2 is disposed between the fastening strip 3 and the fastening portion 11 of the unit board 1, so as to form a labyrinth type closed structure, so that the effect of preventing volatile substances from leaking can be further improved, and meanwhile, the fireproof duration can be prolonged, and more time is further strived for fire suppression.

In this embodiment, the buckling part 11 of the unit plate 1 located on the outer circumferential surface of the tray body 100 is buckled with the buckling strip 3, and the fireproof strip 2 is arranged between the buckling strip 3 and the buckling part 11 of the unit plate 1, so as to prevent the fire from jumping out from between the outer circumferential surface of the tray body 100 and the inner wall of the tank body of the inner floating roof tank. In this embodiment, the fire-proof strip 2 between the fastening strip 3 and the fastening portion 11 is connected with the fire-proof strip 2 between the adjacent fastening portions 11 as a whole, and in other embodiments, the fire-proof strips 2 at two positions may be configured as a split structure.

In this embodiment, the fastening strip 3 is connected with the fastening portion 11 of the unit board 1 through a fastener, and the fastener passes through the fire-proof strip 2 to form a fastening connection, so as to prevent the fire-proof strip 2 from falling off.

In this embodiment, the plurality of unit boards 1 include a plurality of rectangular unit boards and a quasi-rectangular unit board having one side in an arc shape, and the plurality of rectangular unit boards and the plurality of quasi-rectangular unit boards having one side in an arc shape are spliced to form a circular tray body 100 of the inner floating tray.

Example 2:

as shown in fig. 3, this embodiment is basically the same as embodiment 1, except that the circular tray body 100 of the inner floating tray is formed by splicing a plurality of triangular unit plates and a plurality of trapezoid-like unit plates with arc-shaped bottom edges.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The utility model provides an interior floating roof storage tank's interior floating disc, includes disk body (100) that are formed by concatenation of a plurality of cell plates (1), its characterized in that: fireproof strips (2) are clamped at the splicing joints of the unit plates (1).

2. The inner floating roof tank inner floating disc of claim 1 wherein: still include knot strip (3), cell board (1) are equipped with lock joint portion (11), lock joint portion (11) of adjacent cell board (1) insert locate constitute the splice seam in knot strip (3), fire prevention strip (2) set up between lock joint portion (11) of adjacent cell board (1).

3. The inner floating roof tank inner floating disc of claim 2 wherein: fireproof strips (2) are arranged between the buckling strips (3) and the buckling parts (11) of the unit plates (1).

4. An inner floating roof tank inner floating disc as claimed in claim 3, wherein: the buckling strip (3) is buckled on the buckling part (11) of the unit plate (1) positioned on the outer circumferential surface of the tray body (100).

5. The inner floating roof tank inner floating tray of any one of claims 2 to 4 wherein: the buckling strip (3) is connected with the buckling part (11) of the unit plate (1) through a fastener.

6. The inner floating roof tank inner floating disc of claim 5 wherein: the plurality of unit plates (1) comprise a plurality of rectangular unit plates and a quasi-rectangular unit plate with one side in an arc shape.

7. The inner floating roof tank inner floating disc of claim 5 wherein: the plurality of unit plates (1) comprise a plurality of triangular unit plates and trapezoid-like unit plates with arc-shaped bottom edges.