CN211894079U - Heat-preservation spherical tank - Google Patents

Abstract

The utility model relates to a heat preservation spherical tank, be fixed in spherical heat preservation and the spherical protective layer of cladding outside spherical heat preservation on the spherical frame layer including a jar body, spherical frame layer, cladding, the spherical frame layer includes a plurality of braces, and the brace simultaneously pastes and leans on the jar body and the another side is prefabricated has the heat preservation nail that is used for fixed spherical heat preservation, thereby its part draw the strip along the different latitudes setting of the jar body and all the other braces along the different longitude setting of the jar body constitute spherical lattice framework. The utility model provides a heat preservation spherical tank through set gradually spherical frame layer, spherical heat preservation and spherical protective layer outside the jar body, has avoided the mode of heat preservation nail lug weld on the jar body in the heat preservation installation, and accomplishes the fixed operation of heat preservation nail under the line, can reduce on-the-spot welding and inspection engineering volume with showing, improves the efficiency of construction effectively, can reduce the safe risk that the unnecessary welding seam brought on the spherical tank jar body simultaneously.

Description

Heat-preservation spherical tank

Technical Field

The utility model belongs to the technical field of the container, concretely relates to heat preservation spherical tank.

Background

The spherical tank is a steel container device and is widely applied to the fields of petroleum, chemical industry, metallurgy and the like. Compared with a cylindrical container, the spherical tank has the advantages that the thickness of the shell wall is only half of that of the cylindrical container under the same diameter and pressure, the steel consumption is saved, the occupied area is small, and the basic engineering is simple. Some may require the sphere to be insulated, depending on the medium in which it is stored. The large spherical tank can only be subjected to on-site tailor-welding due to the volume limitation, and meanwhile, the requirements on manufacturing, welding and assembling of the spherical tank are high, so that the workload of welding and inspection is greatly increased if the insulation layer is fixed on the tank body by welding in the installation process of the on-site insulation material, and the operation safety risk of the spherical tank is increased.

SUMMERY OF THE UTILITY MODEL

The utility model relates to a heat preservation spherical tank can solve prior art's partial defect at least.

The utility model relates to a heat preservation spherical tank, including a jar body, still include spherical frame layer, cladding and be fixed in spherical heat preservation and cladding on the spherical frame layer in spherical protective layer outside the spherical heat preservation, the spherical frame layer includes a plurality of braces, the brace simultaneously paste lean on in on the jar body and another side are prefabricated to be used for fixing the heat preservation nail of spherical heat preservation, wherein partial stay is followed the different latitudes of the jar body set up and all the other braces are followed thereby the different longitudes of the jar body set up and constitute spherical grid frame.

In one embodiment, each weft yarn stay has a plurality of V-shaped grooves formed on at least one long side thereof.

In one embodiment, the upper pole portion of the can and the lower pole portion of the can both extend beyond the grid frame.

In one embodiment, the heat preservation nail comprises a nail foot end fixed on the brace and a nail head end connected with the annular heat preservation layer, and the nail head end is of a T-shaped round steel structure or a hooked round steel structure.

In one embodiment, the heat retaining nail is welded to the brace.

As one embodiment, a plurality of heat preservation nails are pre-manufactured on each brace at intervals along the length direction of the brace.

As one embodiment, the distance between two adjacent heat preservation nails on each brace is 45-60 mm.

As one of the implementation modes, the heat preservation spherical tank further comprises a skirt base, the tank body is supported on the skirt base, and the bottom end of each warp brace is welded with the top end of the skirt base.

As one embodiment, the heat preservation spherical tank further comprises a concrete foundation, the tank body is installed on the concrete foundation and is partially embedded in the concrete foundation, and the bottom end of each warp brace is embedded in the concrete foundation.

The spherical protective layer is a galvanized iron sheet layer.

The utility model discloses following beneficial effect has at least:

the utility model provides a heat preservation spherical tank through set gradually spherical frame layer, spherical heat preservation and spherical protective layer outside the jar body, has avoided the mode of heat preservation nail lug weld on the jar body in the heat preservation installation, and accomplishes the fixed operation of heat preservation nail under the line, can reduce on-the-spot welding and inspection engineering volume with showing, improves the efficiency of construction effectively, can reduce the safe risk that the unnecessary welding seam brought on the spherical tank jar body simultaneously.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic view of an installation structure of a spherical frame on a tank body according to an embodiment of the present invention;

fig. 2 is a schematic view of an installation structure of a heat preservation spherical tank provided by the embodiment of the utility model.

Detailed Description

The technical solutions in the embodiments of the present invention are described below clearly and completely, 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.

According to fig. 1, the embodiment of the utility model provides a heat preservation spherical tank, be fixed in including jar body 1, spherical frame layer, cladding spherical heat preservation 3 on the spherical frame layer and cladding in spherical protective layer 4 outside spherical heat preservation 3. The tank 1 described above is obviously a spherical tank 1, which is generally a steel vessel; the heat insulation material in the spherical heat insulation layer 3 can be a heat insulation material commonly used in the existing spherical tank container, and a high-temperature resistant heat insulation material or a low-temperature resistant heat insulation material is selected according to a stored medium. The spherical protective layer 4 is used for protecting the thermal insulation material, and in this embodiment, it is preferably made of galvanized iron, and it is laid outside the spherical thermal insulation layer 3. Preferably, the upper pole part of the tank body 1 and the lower pole part of the tank body 1 extend out of the grid frame, the upper pole part is convenient for corresponding operation, and the lower pole part can be used for matching with a supporting structure and the like.

The structure of the spherical frame layer is optimized, the spherical frame layer comprises a plurality of braces, one side of the braces is attached to the tank body 1, the other side of the braces is prefabricated with heat insulation nails 23 used for fixing the spherical heat insulation layer 3, part of the braces are arranged along different latitudes of the tank body 1, and the rest braces are arranged along different longitudes of the tank body 1 to form a spherical grid frame, so that in each brace, the brace arranged along the latitude of the tank body 1 is defined as a weft brace 21, the brace arranged along the longitude of the tank body 1 is defined as a warp brace 22, and understandably, an annular shape formed by the weft braces 21 is parallel to the horizontal direction. In one embodiment, the distance between two adjacent weft bracing pieces 21 is 1000-2000 mm, and the method is suitable for mounting a heat insulation structure of a large spherical tank; in addition, the maximum distance between two adjacent warp braces 22 can be controlled to be 260-330 mm.

The brace is correspondingly a strip-shaped plate strip, one side of the brace is in contact with the tank body 1, and the other side of the brace is prefabricated with the heat-preservation nail 23. Each brace is preferably a steel belt, so that the cost is low, the structural strength is high, and the service life is long. The prefabricated heat-insulating nail 23 can be integrally formed with the brace or can be welded on the brace in advance. Generally, a plurality of heat preservation nails 23 are prefabricated on each brace at intervals along the length direction of the brace, so that the fixing effect on the spherical heat preservation layer 3 is ensured, and the brace is further preferably arranged at even intervals; in one embodiment, the distance between two adjacent heat preservation nails 23 on each brace is 45-60 mm.

The fixing structure between the heat-insulating nail 23 and the heat-insulating material is the conventional technology in the field; in an alternative embodiment, the spherical insulating layer 3 may be formed by directly growing an insulating material on the spherical frame layer.

The heat preservation spherical tank that this embodiment provided, through set gradually spherical frame layer, fixed spherical heat preservation 3 and cladding spherical protective layer 4 outside jar body 1, the mode of heat preservation nail 23 lug weld on jar body 1 in having avoided 3 installation of heat preservation, and accomplish heat preservation nail 23's fixed operation under on line, can show ground and reduce on-the-spot welding and inspection engineering volume, improve the efficiency of construction effectively, can reduce the safe risk that unnecessary welding seam brought on the spherical tank jar body 1 simultaneously.

Further, as shown in the figure, the heat preservation nail 23 comprises a nail foot end fixed on the brace and a nail head end connected with the annular heat preservation layer 3, and the nail head end is of a T-shaped round steel structure or a hooked round steel structure. As mentioned above, the nail foot end and the brace can be welded or integrally formed; to each heat preservation nail 23 that distributes on the spherical frame layer, can adopt partial nail head end to be the combination mode of T type round steel structure and partial nail head end is for taking the hook round steel structure, can guarantee the fixed effect to heat preservation 3.

In one embodiment, the brace is a curved plate with the same curvature as that of the can body 1, so that the brace can be well attached to the can body 1, and the can body 1 can be reliably wrapped. In another embodiment, the braces are straight steel strips, and at least one long edge of each weft brace 21 is provided with a plurality of V-shaped grooves, so that the braces can be more easily pressed and attached to the surface of the tank body 1 by arranging the V-shaped grooves on the weft braces 21 due to the attachment of the straight steel strips and the curved tank body 1.

In an alternative embodiment, the warp stays 22 are welded directly to the weft stays 21; in a further embodiment, each warp brace 22 is of a segmented construction, i.e. each warp brace 22 between an upper pole weft brace 21 (i.e. the uppermost weft brace 21) and a lower pole weft brace 21 (i.e. the lowermost weft brace 21) comprises a plurality of brace sub-sections, each brace sub-section having its ends welded to two adjacent weft braces 21 respectively.

Generally, the heat preservation spherical tank also comprises a supporting base. In one embodiment, the supporting base is a skirt base, the tank 1 is supported on the skirt base, and the structure of the skirt base and the installation structure of the tank 1 on the skirt base are conventional in the art and are not described herein again; each warp brace 22 bottom all with skirt basis top welding can guarantee the structural stability of grid frame on jar body 1 through this structure, guarantees the laminating degree on grid frame and jar body 1 surface, improves the heat preservation effect to jar body 1. In another embodiment, the supporting foundation is a concrete foundation, the tank body 1 is installed on the concrete foundation and is partially embedded in the concrete foundation, and the bottom end of each warp brace 22 is embedded in the concrete foundation; the concrete foundation can be poured in advance and then the tank body 1 is placed on the concrete foundation, in this way, the mode that the bottom ends of all the warp bracing pieces 22 are embedded in the concrete foundation in advance can be adopted; the concrete foundation can also be formed by pouring around the tank body 1 after the tank body 1 is positioned, in this way, the grid frame can be arranged on the tank body 1 in advance, then the concrete foundation can be formed by pouring, and the grid frame can be fixed by the concrete foundation covering part of the brace at the lower part of the grid frame, so that the fitting degree of the grid frame and the surface of the tank body 1 can be ensured.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. The utility model provides a heat preservation spherical tank, includes jar body, its characterized in that: the spherical heat-insulating layer is fixed on the spherical frame layer in a wrapping mode, the spherical protective layer is wrapped on the spherical heat-insulating layer, the spherical frame layer comprises a plurality of pulling strips, one side of each pulling strip is attached to the tank body, a heat-insulating nail used for fixing the spherical heat-insulating layer is prefabricated on the other side of each pulling strip, and partial pulling strips are arranged along different latitudes of the tank body while the rest pulling strips are arranged along different longitudes of the tank body to form a spherical grid frame.

2. The heat-preserving spherical tank as claimed in claim 1, wherein: a plurality of V type grooves have been seted up on at least one long limit of each weft brace.

3. The heat-preserving spherical tank as claimed in claim 1, wherein: the upper pole part of the tank body and the lower pole part of the tank body extend out of the grid frame.

4. The heat-preserving spherical tank as claimed in claim 1, wherein: the heat-insulating nail comprises a nail foot end fixed on the brace and a nail head end connected with the spherical heat-insulating layer, and the nail head end is of a T-shaped round steel structure or a hooked round steel structure.

5. The heat-preserving spherical tank as claimed in claim 1, wherein: the heat-preservation nail is welded on the brace.

6. The heat-preserving spherical tank as claimed in claim 1, wherein: a plurality of heat preservation nails are prefabricated on each brace along the length direction of the brace at intervals.

7. The heat-preserving spherical tank as claimed in claim 6, wherein: on each brace, the interval between two adjacent heat preservation nails is 45 ~ 60 mm.

8. The heat-insulating spherical tank as claimed in any one of claims 1 to 7, wherein: still include the skirt basis, jar body bearing in on the skirt basis, each warp brace bottom all with the welding of skirt basis top.

9. The heat-insulating spherical tank as claimed in any one of claims 1 to 7, wherein: the tank body is installed on the concrete foundation and is partially embedded into the concrete foundation, and the bottom end of each warp brace is embedded into the concrete foundation.

10. The heat-preserving spherical tank as claimed in claim 1, wherein: the spherical protective layer is a galvanized iron sheet layer.

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