CN217082172U

CN217082172U - Stand bearing structure of low temperature vertical storage tank

Info

Publication number: CN217082172U
Application number: CN202220866052.7U
Authority: CN
Inventors: 曲勇哲; 李亚江; 孔旭良
Original assignee: Shandong Zhongjie Special Equipment Co ltd
Current assignee: Shandong Zhongjie Special Equipment Co ltd
Priority date: 2022-04-14
Filing date: 2022-04-14
Publication date: 2022-07-29
Anticipated expiration: 2032-04-14

Abstract

The utility model discloses a stand column supporting structure of a low-temperature vertical storage tank, which comprises a stand column supporting component and an auxiliary supporting component; the upper end of the upright post supporting component is arranged on the side wall of the inner container, and the lower end of the upright post supporting component is arranged at the bottom end of the shell; the auxiliary supporting component is arranged between the outer wall of the inner container and the inner wall of the shell; the utility model discloses an increase the backup pad, change the atress mode of stand, solve and be difficult to the problem of welding, eliminate the welding stress that the stand bore, when guaranteeing its security, simple structure, easy processing, the cost of manufacture is low.

Description

Stand bearing structure of low temperature vertical storage tank

Technical Field

The utility model relates to a liquefied low temperature liquefied gas stores technical field, especially relates to a stand bearing structure of vertical storage tank of low temperature.

Background

In recent years, with rapid development of economy, the demand of low-temperature liquefied gas is increasing, and the competition in the industry of low-temperature storage tanks is becoming more and more intense. Strain strengthening techniques have been developed and are becoming increasingly mature. Under the conditions of meeting the requirements of strength and rigidity of materials, low-temperature performance, structural welding and maintenance and different structural application occasions, the strain strengthening technology has incomparable economy, and therefore, the strain strengthening technology is expected to be widely applied in the future.

However, in the application process of the strain strengthening technology, the shape of the inner container is changed, which causes difficulty in implementing the original upright post supporting structure, and the following two main difficulties exist:

1. after strain strengthening, the inner container deforms and is arc-shaped along the surface in the axial direction, so that when the stand column is tightly attached to the wall of the inner container, the gap between partial sections is too large, and welding is difficult.

2. After the stand is tightly attached to the wall of the inner container and welded, the stand can deflect towards the arc tangent direction of the surface of the inner container under the influence of welding stress, so that the stand cannot be kept vertical, and the stress effect is poor.

SUMMERY OF THE UTILITY MODEL

In order to achieve the above object, the utility model provides a following technical scheme: a column support structure of a low-temperature vertical storage tank comprises a column support component and an auxiliary support component; the upper end of the upright post supporting component is arranged on the side wall of the inner container, and the lower end of the upright post supporting component is arranged at the bottom end of the shell; the auxiliary supporting component is arranged between the outer wall of the inner container and the inner wall of the outer shell.

Preferably, the column support assembly comprises an inner container base plate, a support plate, a column base plate and a column; the supporting plate is welded with the inner container base plate, the bottom end of the supporting plate is connected with the top end of the stand column base plate, and the supporting plate is welded with the stand column base plate; the bottom of stand gasket is provided with the stand, just weld between stand gasket and the stand.

Preferably, the auxiliary supporting assembly consists of two base plates, a cross-brace sleeve and a glass fiber reinforced plastic rod; the two base plates are respectively and symmetrically arranged on the inner container and the outer shell and are respectively welded on the inner container and the outer shell; the glass fiber reinforced plastic rod is arranged between the two base plates, the cross-brace sleeve is arranged above and below the glass fiber reinforced plastic rod, the cross-brace sleeve is arranged on the base plates on the inner container, and the contact positions of the cross-brace sleeve and the base plates are welded.

Preferably, the column base plate is rectangular with a square hole in the center.

Preferably, the lower end of the upright post is welded with the shell, and the welding position of the lower end of the upright post is opposite to the shell supporting leg.

Preferably, the auxiliary support assembly is provided in plurality, and the auxiliary support assembly is uniformly arranged between the inner container and the outer shell to play an auxiliary support role.

Preferably, the upright post supporting assemblies are arranged in a plurality, the upright post supporting assemblies are uniformly arranged at the bottom end of the inner container, the number of the upright post supporting assemblies is the same as that of the shell supports, and the distribution mode of the upright post supporting assemblies is the same as that of the shell support legs.

Has the advantages that: compared with the prior art, the utility model discloses an increase the backup pad, change the atress mode of stand, solve and be difficult to the problem of welding, eliminate the welding stress that the stand bore, when guaranteeing its security, simple structure, easy processing, the cost of manufacture is low.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a side view of the pillar brace of the present invention.

Fig. 3 is a top view of the pillar support assembly of the present invention.

In the drawings: 101-base plate, 102-cross brace sleeve, 103-glass fiber reinforced plastic rod, 201-inner container base plate, 202-support plate, 203-upright base plate and 204-upright.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Examples

Referring to the attached drawings, in the embodiment of the present invention, an upright supporting structure of a low-temperature vertical storage tank includes an upright supporting assembly and an auxiliary supporting assembly; the upper end of the upright post supporting component is arranged on the side wall of the inner container, and the lower end of the upright post supporting component is arranged at the bottom end of the shell; the auxiliary supporting component is arranged between the outer wall of the inner container and the inner wall of the outer shell.

Further, the column support assembly comprises an inner container backing plate 201, a support plate 202, a column backing plate 203 and a column 204; the inner container liner plate 201 is welded on the outer wall of the inner container and plays a local reinforcing role in the inner container; the support plate 202 and the inner container base plate 201 are welded, the welding position of the support plate 202 is trimmed compared with the shape of the inner container, so that the inner container is tightly attached to the inner container, the support plate 202 is a main bearing object of the gravity load of the inner container, and the stress form is the shear stress at the welding seam; the bottom end of the support plate 202 is connected with the top end of the column base plate 203, the lower end of the support plate 202 is trimmed to be horizontal, and the support plate 202 and the column base plate 203 are welded; the bottom end of the upright post gasket 203 is provided with an upright post 204, and the upright post gasket 203 and the upright post 204 are welded.

Furthermore, the auxiliary supporting assembly consists of two base plates 101, a cross-brace sleeve 102 and a glass fiber reinforced plastic rod 103; the two base plates 101 are respectively and symmetrically arranged on the inner container and the outer shell, and the base plates 101 are respectively welded on the inner container and the outer shell; the glass fiber reinforced plastic rod 103 is arranged between two backing plates 101, the cross-brace sleeve 102 is arranged above and below the glass fiber reinforced plastic rod 103, the cross-brace sleeve 102 is arranged on the backing plate 101 on the inner container, and the contact position of the cross-brace sleeve 102 and the backing plate 101 is welded.

Further, the column backing plate 203 is rectangular with a square hole at the center, and a support plate is welded on the upper side and a column is welded on the lower side, which mainly aims to improve the stress and make the stress transmitted from the support plate 202 to the column 204 uniformly distributed.

Further, the lower end of the upright column 204 is welded with the shell, and the welding position of the lower end of the upright column 204 is opposite to the shell supporting leg; the column 204 is one of the bearing objects of the gravity load of the inner container, the force is in the form of uniform downward compressive stress, and the lower end of the column is welded to be opposite to the support leg of the shell.

Furthermore, the auxiliary supporting components are arranged in a plurality of numbers, and the auxiliary supporting components are uniformly arranged between the inner container and the outer shell to play a role in auxiliary supporting.

Furthermore, a plurality of upright post supporting assemblies are arranged, the upright post supporting assemblies are uniformly arranged at the bottom end of the inner container, the number of the upright post supporting assemblies is the same as that of the shell supports, and the distribution mode of the upright post supporting assemblies is the same as that of the shell support legs;

compared with the prior art, the utility model has the advantages that the supporting plate is added, the stress mode of the upright column is changed, the problem of difficult welding is solved, the welding stress born by the upright column is eliminated, the safety is ensured, and meanwhile, the structure is simple, the processing is easy, and the manufacturing cost is low; the utility model discloses simple structure, convenient to use is worth promoting.

The above is only the preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, without departing from the concept of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent.

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict. In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, are not to be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate a number of the indicated technical features. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

Claims

1. The utility model provides a stand bearing structure of vertical storage tank of low temperature which characterized in that: comprises a column supporting component and an auxiliary supporting component; the upper end of the upright post supporting component is arranged on the side wall of the inner container, and the lower end of the upright post supporting component is arranged at the bottom end of the shell; the auxiliary supporting component is arranged between the outer wall of the inner container and the inner wall of the outer shell.

2. The column support structure of a cryogenic vertical storage tank of claim 1, wherein: the upright post supporting component comprises an inner container base plate (201), a supporting plate (202), an upright post base plate (203) and an upright post (204); the support plate (202) and the inner container base plate (201) are welded, the bottom end of the support plate (202) is connected with the top end of the upright base plate (203), and the support plate (202) and the upright base plate (203) are welded; the bottom end of the upright post base plate (203) is provided with an upright post (204), and the upright post base plate (203) and the upright post (204) are welded.

3. The column support structure of a cryogenic vertical storage tank of claim 1, wherein: the auxiliary supporting assembly consists of two base plates (101), a cross-brace sleeve (102) and a glass fiber reinforced plastic rod (103); the two base plates (101) are respectively and symmetrically arranged on the inner container and the outer shell, and the base plates (101) are respectively welded on the inner container and the outer shell; the glass fiber reinforced plastic rod (103) is arranged between two base plates (101), the cross-brace sleeve (102) is arranged above and below the glass fiber reinforced plastic rod (103), the cross-brace sleeve (102) is installed on the base plate (101) on the inner container, and the contact position of the cross-brace sleeve (102) and the base plate (101) is welded.

4. The column support structure of a cryogenic vertical storage tank of claim 2, wherein: the upright post base plate (203) is rectangular with a square hole in the center.

5. The column support structure of a cryogenic vertical storage tank of claim 2, wherein: the lower end of the upright post (204) is welded with the shell, and the welding position of the lower end of the upright post (204) is over against the shell supporting leg.

6. The column support structure of a cryogenic vertical storage tank of claim 1, wherein: the auxiliary supporting components are arranged in a plurality of numbers, and the auxiliary supporting components are uniformly arranged between the inner container and the outer shell to play a role of auxiliary supporting.

7. The column support structure of a cryogenic vertical storage tank of claim 1, wherein: the upright post supporting assemblies are arranged in a plurality of numbers, the upright post supporting assemblies are uniformly arranged at the bottom ends of the inner containers, the number of the upright post supporting assemblies is the same as that of the shell supports, and the distribution mode of the upright post supporting assemblies is the same as that of the shell supporting legs.