Combined detachable skirt support structure of large-diameter heavy zirconium tower

Abstract

The utility model discloses a combined detachable skirt support structure of a large-diameter heavy zirconium tower, which comprises a zirconium material lower seal head, a zirconium material skirt and a steel skirt which are sequentially arranged from top to bottom, the bottom of the zirconium material lower seal head is fixedly connected with the top of the zirconium material skirt, the zirconium material skirt is fixedly connected with the steel skirt through a connecting piece, and the steel skirt is fixedly connected with the zirconium material lower seal head. The zirconium skirt comprises a zirconium skirt barrel, an inner clamping plate assembly is arranged on the inner side of the zirconium skirt barrel, an outer clamping plate assembly is arranged on the outer side of the zirconium skirt barrel, and the outer clamping plate assembly and the inner clamping plate assembly are fixed to the zirconium skirt barrel together through fasteners. The skirt support structure adopts a zirconium steel combined detachable design, can be hoisted separately during field installation, and is easy to operate in place.

Description

TECHNICAL FIELD

[0001] The utility model belongs to equipment installation structure, concretely relates to a large diameter heavy -duty zirconium tower combination detachable skirt support structure. BACKGROUND

[0002] Zirconium is a high melting point rare metal, has good corrosion resistance, radiation resistance and thermal stability. Zirconium and zirconium alloy materials are widely used in aerospace, shipbuilding, nuclear industry, chemical industry, medical devices, electronic industry, metallurgical industry and other fields. With the continuous development of manufacturing technology, in order to meet higher production efficiency and processing capacity, zirconium equipment presents large and heavy trend, increases the manufacturing cost and transportation difficulty, therefore it is necessary to make a large diameter heavy -duty zirconium tower combination detachable skirt support structure. UTILITY MODEL CONTENTS

[0003] The utility model discloses a large diameter heavy -duty zirconium tower combination detachable skirt support structure, which overcomes the defects of the prior art.

[0004] In order to solve the technical problem, the technical method of the utility model is: a large diameter heavy -duty zirconium tower combination detachable skirt support structure, including zirconium material lower head, zirconium material skirt and steel material skirt that are sequentially arranged from top to bottom, the bottom of zirconium material lower head is fixedly connected with the top of zirconium material skirt, the zirconium material skirt is fixedly connected with steel material skirt through connecting piece, the zirconium material skirt includes zirconium material skirt cylinder body, the inner side of zirconium material skirt cylinder body is provided with inner clamping plate assembly, the outer side of zirconium material skirt cylinder body is provided with outer clamping plate assembly, and the outer clamping plate assembly and inner clamping plate assembly are fixed on zirconium material skirt cylinder body through fastener;

[0005] The steel material skirt includes steel material skirt cylinder body, the outer side of steel material skirt cylinder body is provided with outer fixed assembly, the inner side of steel material skirt cylinder body is provided with inner fixed assembly, the outer fixed assembly is fixedly connected with the outer side of steel material skirt cylinder body, and the inner fixed assembly is fixedly connected with the inner side of steel material skirt cylinder body;Steel material skirt cylinder body is located between outer fixed assembly and inner fixed assembly.

[0006] Preferably, the outer clamping plate assembly includes outer clamping plate, upper support ring plate, upper rib plate and upper ring plate, the inner side of the outer clamping plate is close to the outer side of zirconium material skirt cylinder body, the outer side of the outer clamping plate is welded with the inner side of the upper rib plate, the top of the upper rib plate is welded with the bottom of the upper ring plate, and the inner side of the upper ring plate is welded with the outer side of the outer clamping plate, a part of the top of the upper support ring plate is welded with the bottom of zirconium material skirt cylinder body, and another part of the top of the upper support ring plate is welded with the bottom surface formed by the bottom of the outer clamping plate and the bottom of the upper rib plate;

[0007] The inner clamping plate assembly comprises an inner clamping plate, vertical rib plates and angle support plates, the outer side of the inner clamping plate is close to the inner side of the zirconium skirt cylinder, the vertical rib plates and the angle support plates are provided with a plurality of ones, each of the angle support plates is welded to one of the vertical rib plates and the two are perpendicular to each other, the angle support plates are parallel to the ground, the vertical rib plates are perpendicular to the ground, one of the angle support plates and one of the vertical rib plates form a first fixing assembly, one of the angle support plates and one of the vertical rib plates form a second fixing assembly, the first fixing assembly and the second fixing assembly are connected through fasteners penetrating the vertical rib plates, the first fixing assembly and the second fixing assembly form a reinforcing assembly, the inner clamping plate is evenly divided into 4-8 segment clamping plates along the circumference of the zirconium skirt cylinder, and one reinforcing assembly is welded to the inner side between each adjacent segment clamping plate.

[0008] Preferably, the outer fixing assembly is welded to the outer side of the steel skirt cylinder, and the inner fixing assembly is welded to the inner side of the steel skirt cylinder.

[0009] The outer fixing assembly comprises a lower ring plate, a lower support ring plate and a lower rib plate, the inner side of the lower rib plate is welded to the outer side of the steel skirt cylinder, the top of the lower rib plate is welded to the bottom of the lower support ring plate, the bottom of the lower rib plate is welded to the lower ring plate, the top of the lower support ring plate is connected to the bottom of the upper support ring plate, the lower support ring plate is connected to the upper support ring plate through bolts, a part of the bottom of the lower support ring plate is welded to the top of the steel skirt cylinder, another part of the bottom of the lower support ring plate is welded to the top of the lower rib plate, the side of the lower rib plate close to the steel skirt cylinder is welded to the steel skirt cylinder, and the side of the lower ring plate close to the steel skirt cylinder is welded to the steel skirt cylinder.

[0010] Preferably, the inner fixing assembly is an inner support ring.

[0011] Preferably, the zirconium skirt cylinder is provided with a non-metallic protective liner on both the inner and outer sides, the outer clamping plate, the zirconium skirt cylinder and the inner clamping plate are provided with threaded holes, the threaded holes are used for fasteners to penetrate the outer clamping plate, the zirconium skirt cylinder and the inner clamping plate in sequence, and a non-metallic protective sleeve is arranged in each threaded hole to protect the fasteners.

[0012] Preferably, the fasteners are fastening studs, and the connecting pieces are main studs, the connecting pieces penetrate the upper ring plate, the upper support ring plate, the lower ring plate and the lower support ring plate to fix the zirconium skirt and the steel skirt.

[0013] Preferably, the bottom of the zirconium lower head is matched with the upper end of the zirconium skirt cylinder, the lower end of the zirconium skirt cylinder is matched with the upper end of the steel skirt cylinder, and the bottom of the zirconium lower head is welded to the upper end of the zirconium skirt cylinder.

[0014] Preferably, the exhaust pipe is arranged through the outer clamping plate, the zirconium skirt cylinder and the inner clamping plate, and the exhaust pipe is fixedly connected to the outer clamping plate by welding.

[0015] Preferably, the outer clamping plate, the upper support ring plate, the upper rib plate, the upper ring plate and the inner clamping plate are all cylinder bodies, the inner diameter of the outer clamping plate is the same as the outer diameter of the steel skirt cylinder body, the outer diameter of the outer clamping plate is the same as the inner diameter of the upper rib plate, and the outer diameter of the outer clamping plate is the same as the inner diameter of the upper ring plate; the outer diameter of the inner clamping plate is the same as the inner diameter of the steel skirt cylinder body, the shape of the angle support plate in contact with the inner side of the inner clamping plate is matched with the inner side of the inner clamping plate, and the shape of the vertical rib plate in contact with the inner side of the inner clamping plate is matched with the inner side of the inner clamping plate.

[0016] Preferably, the lower ring plate, the lower support ring plate, the lower rib plate and the inner support ring are all cylinder bodies, the inner diameter of the lower ring plate is the same as the outer diameter of the steel skirt cylinder body, the inner diameter of the lower rib plate is the same as the outer diameter of the steel skirt cylinder body, and the outer diameter of the inner support ring is the same as the inner diameter of the steel skirt cylinder body.

[0017] Compared with the prior art, the advantages of the utility model lie in that:

[0018] (1) The utility model discloses a large-diameter heavy zirconium tower combined detachable skirt support structure, the skirt support structure adopts zirconium-steel combined detachable design, and zirconium material lower head is welded with zirconium material skirt, and zirconium material skirt is connected and assembled through the connecting piece with steel material skirt, so that the problem that two kinds of steel materials are not weldable is solved, the zirconium material skirt adopts inner and outer clamping plate clamping structure, and zirconium material section is strengthened, so that the equipment support requirement is met, the inner and outer clamping plates of the zirconium material skirt can be completely separated from the zirconium material skirt, the inner clamping plate can be split into sections, after the zirconium material skirt cylinder and the lower head are welded, the inner clamping plate assembly is fastened and installed, and positioning is firm.

[0019] (2) The prior art class big, heavy equipment skirt is heavy in weight, and the length is relatively long, and after being assembled with the equipment body, the equipment gravity can be moved downward to cause transportation difficulty, the large-diameter heavy zirconium tower combined detachable skirt support structure of the utility model can not only meet the rigidity and strength required by big, heavy equipment support, but also greatly reduce the amount of zirconium material, save the cost, and make up for the support structure defect caused by the zirconium-steel weldability.

[0020] (3) The detachable skirt support structure of the utility model can reduce transportation pressure, can be hoisted in parts during on-site installation, and is easy to operate and position.

[0021] (4) The utility model discloses a large-diameter heavy zirconium tower combined detachable skirt support structure, which divides the skirt into two upper and lower parts, each part has a respective support ring plate, and the ring plates are connected through studs, the inner and outer clamping plates of the upper half part constitute an assembly with rib plates, and are all detachable, facilitating maintenance and installation, and being suitable for large-diameter, heavy-tonnage zirconium towers.

[0022] The utility model discloses a large diameter heavy -duty zirconium tower combination detachable skirt support structure, and steel skirt cylinder is provided with outer fixed component and inner fixed component, has strengthened the rigidity of steel skirt. BRIEF DESCRIPTION OF DRAWINGS

[0023] Figure 1 The utility model discloses a large diameter heavy -duty zirconium tower combination detachable skirt support structure's structure schematic diagram;

[0024] Figure 2 The utility model discloses a large diameter heavy -duty zirconium tower combination detachable skirt support structure's zirconium skirt cylinder and inner clamping plate, outer clamping plate connection schematic diagram;

[0025] Figure 3 The utility model discloses a large diameter heavy -duty zirconium tower combination detachable skirt support structure's partial structure schematic diagram;

[0026] Figure 4 The utility model discloses a large diameter heavy -duty zirconium tower combination detachable skirt support structure's zirconium skirt overhead view;

[0027] Figure 5 The utility model discloses a large diameter heavy -duty zirconium tower combination detachable skirt support structure's vertical rib plate and angle bracing plate in the corresponding relation diagram in different view.

[0028] BRIEF DESCRIPTION OF DRAWINGS

[0029] 1, zirconium material lower end socket, 2, zirconium skirt, 3, steel skirt, 4, connecting piece, 5, fastener, 6, nonmetallic protective gasket, 7, nonmetallic protective sleeve, 8, exhaust pipe;

[0030] 201, zirconium skirt cylinder, 301, steel skirt cylinder;

[0031] 2011, inner clamping plate component, 2012, outer clamping plate component, 3011, outer fixed component, 3012, inner fixed component;

[0032] 20121, outer clamping plate, 20122, upper support ring plate, 20123, upper rib plate, 20124, upper ring plate, 20111, inner clamping plate, 20112, vertical rib plate, 20113, angle bracing plate, 30111, lower ring plate, 30112, lower support ring plate, 30113, lower rib plate. DETAILED DESCRIPTION

[0033] The utility model discloses a large diameter heavy -duty zirconium tower combination detachable skirt support structure's structure schematic diagram;

[0034] It should be noted that the content shown in the drawings of the present application is only used to cooperate with the principles, features and content disclosed in the description, so that those skilled in the art can understand and read, and is not used to limit the implementation conditions of the present application. Without affecting the effects and purposes that can be achieved by the present application, it should still fall within the scope of the technical content disclosed by the present application.

[0035] Embodiment 1

[0036] As shown in the drawings, Figures 1-5 The utility model discloses a large diameter heavy -duty zirconium tower combination detachable apron support structure, including from top to bottom setting in proper order zirconium material lower head 1, zirconium material apron 2 and steel material apron 3, zirconium material lower head 1 bottom fixed connection zirconium material apron 2 top, zirconium material apron 2 is fixedly connected with steel material apron 3 through connecting piece 4, zirconium material apron 2 includes zirconium material apron cylinder body 201, the inside of zirconium material apron cylinder body 201 is provided with inner clamping plate assembly 2011, the outside of zirconium material apron cylinder body 201 is provided with outer clamping plate assembly 2012, outer clamping plate assembly 2012 and inner clamping plate assembly 2011 are fixed on zirconium material apron cylinder body 201 through fastener 5 together;

[0037] Steel material apron 3 includes steel material apron cylinder body 301, the outside of steel material apron cylinder body 301 is provided with outer fixed assembly 3011, the inside of steel material apron cylinder body 301 is provided with inner fixed assembly 3012, outer fixed assembly 3011 is fixedly connected with the outside of steel material apron cylinder body 301, inner fixed assembly 3012 is fixedly connected with the inside of steel material apron cylinder body 301, and steel material apron cylinder body 301 is located between outer fixed assembly 3011 and inner fixed assembly 3012.

[0038] Steel material is carbon steel, low alloy steel, high alloy steel and other steel materials that cannot be welded with zirconium material.

[0039] As shown in the drawings, Figure 1 , Figure 2 and Figure 3 Preferably, the outer clamping plate assembly 2012 includes an outer clamping plate 20121, an upper support ring plate 20122, an upper rib plate 20123, and an upper ring plate 20124. The inner side of the outer clamping plate 20121 is in close contact with the outer side of the zirconium material apron cylinder body 201. The outer side of the outer clamping plate 20121 is welded with the inner side of the upper rib plate 20123. The top of the upper rib plate 20123 is welded with the bottom of the upper ring plate 20124. The inner side of the upper ring plate 20124 is welded with the outer side of the outer clamping plate 20121. A part of the top of the upper support ring plate 20122 is welded with the bottom of the zirconium material apron cylinder body 201. Another part of the top of the upper support ring plate 20122 is welded with the bottom surface composed of the bottom of the outer clamping plate 20121 and the bottom of the upper rib plate 20123.

[0040] As shown in Figure 1 , Figure 4 and Figure 5 , the inner clamping plate assembly 2011 includes an inner clamping plate 20111, vertical rib plates 20112 and angle support plates 20113, the outer side of the inner clamping plate 20111 is close to the inner side of the zirconium skirt cylinder 201, the vertical rib plates 20112 and the angle support plates 20113 are provided with a plurality of each, each of the angle support plates 20113 is welded to one of the vertical rib plates 20112 and perpendicular to each other, the angle support plates 20113 are parallel to the ground, the vertical rib plates 20112 are perpendicular to the ground, one of the angle support plates 20113 and one of the vertical rib plates 20112 form a first fixed assembly, and one of the angle support plates 20113 and one of the vertical rib plates form a second fixed assembly, the first fixed assembly and the second fixed assembly are connected by the fastener 5 passing through the vertical rib plate 20112, the first fixed assembly and the second fixed assembly form a reinforcing assembly, and the inner clamping plate 20111 is evenly divided into 4-8 segment clamping plates along the circumference of the zirconium skirt cylinder 201, and the inner side between each adjacent segment clamping plate is welded with a reinforcing assembly.

[0041] The fastener 5 is spot welded with the vertical rib plate 20112 after passing through the vertical rib plate 20112.

[0042] Preferably, the outer fixed assembly 3011 is welded with the outer side of the steel skirt cylinder 301, and the inner fixed assembly 3012 is welded with the inner side of the steel skirt cylinder 301.

[0043] The outer fixed assembly 3011 includes a lower ring plate 30111, a lower support ring plate 30112 and a lower rib plate 30113, the inner side of the lower rib plate 30113 is welded with the outer side of the steel skirt cylinder 301, the top of the lower rib plate 30113 is welded with the bottom of the lower support ring plate 30112, the bottom of the lower rib plate 30113 is welded with the lower ring plate 30111, the top of the lower support ring plate 30112 is connected with the bottom of the upper support ring plate 20122, the lower support ring plate 30112 is connected with the upper support ring plate 20122 by bolts, a part of the bottom of the lower support ring plate 30112 is welded with the top of the steel skirt cylinder 301, another part of the bottom of the lower support ring plate 30112 is welded with the top of the lower rib plate 30113, the side of the lower rib plate 30113 close to the steel skirt cylinder 301 is welded with the steel skirt cylinder 301, and the side of the lower ring plate 30111 close to the steel skirt cylinder 301 is welded with the steel skirt cylinder 301.

[0044] Preferably, the inner fixed assembly 3012 is an inner support ring.

[0045] The steel skirt is provided with an inner fixed assembly and an outer fixed assembly to enhance the rigidity of the steel skirt.

[0046] Example 2

[0047] Preferably, the zirconium material skirt cylinder body 201 is provided with a non-metal protective liner 6 on both the inner and outer sides; the outer clamping plate 20121, the zirconium material skirt cylinder body 201 and the inner clamping plate 20111 are provided with threaded holes for fasteners 5 to pass through the outer clamping plate 20121, the zirconium material skirt cylinder body 201 and the inner clamping plate 20111 in sequence, and each threaded hole is provided with a non-metal protective sleeve 7 for protecting the fastener 5.

[0048] Preferably, the fastener 5 is a fastening stud; the connecting piece 4 is a main stud; the connecting piece 4 passes through the upper ring plate 20124, the upper support ring plate 20122, the lower ring plate 30111 and the lower support ring plate 30112, and is used to fix the zirconium material skirt 2 and the steel material skirt 3.

[0049] The bottom of the zirconium material lower head 1 is matched with the upper end of the zirconium material skirt cylinder body 201, and the lower end of the zirconium material skirt cylinder body 201 is matched with the upper end of the steel material skirt cylinder body 301; the bottom of the zirconium material lower head 1 is welded with the upper end of the zirconium material skirt cylinder body 201.

[0050] Preferably, the exhaust pipe 8 passes through the outer clamping plate 20121, the zirconium material skirt cylinder body 201 and the inner clamping plate 20111, and is fixedly connected to the outer clamping plate 20121 by welding.

[0051] Preferably, the outer clamping plate 20121, the upper support ring plate 20122, the upper rib plate 20123, the upper ring plate 20124 and the inner clamping plate 20111 are all cylinder bodies; the inner diameter of the outer clamping plate 20121 is the same as the outer diameter of the steel material skirt cylinder body 301; the outer diameter of the outer clamping plate 20121 is the same as the inner diameter of the upper rib plate 20123; the outer diameter of the outer clamping plate 20121 is the same as the inner diameter of the upper ring plate 20124; the outer diameter of the inner clamping plate 20111 is the same as the inner diameter of the steel material skirt cylinder body 301; the shape of the angle support plate 20112 in contact with the inner side of the inner clamping plate 20111 is matched with the inner side of the inner clamping plate 20111; the shape of the vertical rib plate 20112 in contact with the inner side of the inner clamping plate 20111 is matched with the inner side of the inner clamping plate 20111.

[0052] Preferably, the lower ring plate 30111, the lower support ring plate 30112, the lower rib plate 30113 and the inner support ring are all cylinder bodies; the inner diameter of the lower ring plate 30111 is the same as the outer diameter of the steel material skirt cylinder body 301; the inner diameter of the lower rib plate 30113 is the same as the outer diameter of the steel material skirt cylinder body 301; the outer diameter of the inner support ring is the same as the inner diameter of the steel material skirt cylinder body 301.

[0053] The assembly process of the utility model is as follows:

[0054] The zirconium lower head is welded with the zirconium skirt cylinder, and the welding deformation should be controlled during the process, and the roundness of the zirconium section cylinder;

[0055] The inner clamping plate assembly and the outer clamping plate assembly are welded in advance, the inner fixing assembly and the outer fixing assembly are welded on the steel skirt, and the roundness, perpendicularity and other tolerance requirements are ensured through reasonable welding process and manufacturing process.

[0056] The zirconium skirt cylinder, the inner clamping plate assembly and the outer clamping plate assembly are assembled, and the bolt hole and the exhaust pipe mounting hole are arranged and connected.

[0057] The upper zirconium skirt cylinder and the lower steel skirt cylinder are assembled.

[0058] The exhaust pipe is installed and firmly welded.

[0059] The support mode of the special equipment tower type container is the skirt support, the skirt can be directly welded with the lower head of the equipment made of conventional materials, but if the equipment made of zirconium, titanium and other materials is encountered, the skirt made of zirconium and titanium materials will cause great material waste. A large-diameter heavy zirconium tower combined detachable skirt support structure of the utility model designs the skirt into a combined detachable structure, divides the skirt into a zirconium section and a steel section, can not only provide stable vertical support for the container, but also can effectively disperse the horizontal load and the seismic load borne by the tower, meets the requirements of cost reduction and efficiency increase while retaining the function of the skirt. The disassembly and assembly are simple, the manufacturing process is controllable, convenient transportation and installation are achieved.

[0060] The preferred embodiments of the utility model are described in detail above, but the utility model is not limited to the above-mentioned embodiments, and various changes can be made within the knowledge range of ordinary geologists without departing from the purpose of the utility model.

[0061] Many other changes and modifications can be made without departing from the concept and scope of the utility model. It should be understood that the utility model is not limited to the specific embodiments, and the scope of the utility model is defined by the appended claims.

Claims

1. A large diameter heavy zirconium column assembly removable skirt support structure characterized by: The application relates to a zirconium material lower head (1), a zirconium material skirt (2) and a steel material skirt (3) arranged in sequence from top to bottom, the bottom of the zirconium material lower head (1) is fixedly connected with the top of the zirconium material skirt (2), the zirconium material skirt (2) is fixedly connected with the steel material skirt (3) through a connecting piece (4), the zirconium material skirt (2) comprises a zirconium material skirt cylinder (201), the inner side of the zirconium material skirt cylinder (201) is provided with an inner clamping plate assembly (2011), the outer side of the zirconium material skirt cylinder (201) is provided with an outer clamping plate assembly (2012), the outer clamping plate assembly (2012) and the inner clamping plate assembly (2011) are fixed on the zirconium material skirt cylinder (201) through fasteners (5); the steel material skirt (3) comprises a steel material skirt cylinder (301), the outer side of the steel material skirt cylinder (301) is provided with an outer fixed assembly (3011), the inner side of the steel material skirt cylinder (301) is provided with an inner fixed assembly (3012), the outer fixed assembly (3011) is fixedly connected with the outer side of the steel material skirt cylinder (301), the inner fixed assembly (3012) is fixedly connected with the inner side of the steel material skirt cylinder (301); the steel material skirt cylinder (301) is located between the outer fixed assembly (3011) and the inner fixed assembly (3012).

2. A large diameter heavy duty zirconium column assembly detachable skirt support structure as claimed in claim 1, wherein: the outer clamping plate assembly (2012) comprises an outer clamping plate (20121), an upper supporting ring plate (20122), an upper rib plate (20123) and an upper ring plate (20124), the inner side of the outer clamping plate (20121) is close to the outer side of the zirconium material skirt cylinder (201), the outer side of the outer clamping plate (20121) is welded with the inner side of the upper rib plate (20123), the top of the upper rib plate (20123) is welded with the bottom of the upper ring plate (20124), the inner side of the upper ring plate (20124) is welded with the outer side of the outer clamping plate (20121), a part of the top of the upper supporting ring plate (20122) is welded with the bottom of the zirconium material skirt cylinder (201), another part of the top of the upper supporting ring plate (20122) is welded with a bottom surface composed of the bottom of the outer clamping plate (20121) and the bottom of the upper rib plate (20123); The inner clamping plate assembly (2011) comprises an inner clamping plate (20111), vertical rib plates (20112) and corner support plates (20113). The outer side of the inner clamping plate (20111) is close to the inner side of the zirconium material skirt cylinder (201). The vertical rib plates (20112) and the corner support plates (20113) are provided in a plurality of numbers. Each corner support plate (20113) is welded to a vertical rib plate (20112) and perpendicular to each other. The corner support plate (20113) is parallel to the ground, and the vertical rib plate (20112) is perpendicular to the ground. One corner support plate (20113) and one vertical rib plate (20112) constitute a first fixed assembly. One corner support plate (20113) and one vertical rib plate (20112) constitute a second fixed assembly. The first fixed assembly and the second fixed assembly are connected through a fastener (5) penetrating through the vertical rib plate (20112). The first fixed assembly and the second fixed assembly constitute a reinforcing assembly. The inner clamping plate (20111) is evenly divided into 4-8 segment clamping plates along the circumference of the zirconium material skirt cylinder (201). The inner side between each adjacent segment clamping plate is welded with a reinforcing assembly.

3. A large diameter heavy duty zirconium column assembly modular skid support structure as claimed in claim 1, wherein: The outer fixed assembly (3011) is welded to the outer side of the steel material skirt cylinder (301), and the inner fixed assembly (3012) is welded to the inner side of the steel material skirt cylinder (301). The outer fixed assembly (3011) comprises a lower ring plate (30111), a lower support ring plate (30112) and a lower rib plate (30113). The inner side of the lower rib plate (30113) is welded to the outer side of the steel material skirt cylinder (301). The top of the lower rib plate (30113) is welded to the bottom of the lower support ring plate (30112). The bottom of the lower rib plate (30113) is welded to the lower ring plate (30111). The top of the lower support ring plate (30112) is connected to the bottom of the upper support ring plate (20122). The lower support ring plate (30112) is connected to the upper support ring plate (20122) through a bolt. A part of the bottom of the lower support ring plate (30112) is welded to the top of the steel material skirt cylinder (301). Another part of the bottom of the lower support ring plate (30112) is welded to the top of the lower rib plate (30113). The side of the lower rib plate (30113) close to the steel material skirt cylinder (301) is welded to the steel material skirt cylinder (301). The side of the lower ring plate (30111) close to the steel material skirt cylinder (301) is welded to the steel material skirt cylinder (301).

4. A large diameter heavy duty zirconium column combination removable skirt support structure according to claim 1, characterized by: The inner fixed assembly (3012) is an inner support ring.

5. A large diameter heavy duty zirconium column assembly modular skid support structure according to claim 1, wherein: The zirconium material skirt cylinder (201) is provided with a non-metallic protective liner (6) on both the inner and outer sides. The outer clamping plate (20121), the zirconium material skirt cylinder (201) and the inner clamping plate (20111) are all provided with threaded holes for the fastener (5) to penetrate through the outer clamping plate (20121), the zirconium material skirt cylinder (201) and the inner clamping plate (20111) in sequence. Each threaded hole is provided with a non-metallic protective sleeve (7) for protecting the fastener (5).

6. A large diameter heavy duty zirconium column assembly modular skid support structure as claimed in claim 1, wherein: The fastener (5) is a fastening stud; the connecting piece (4) is a main stud; the connecting piece (4) passes through the upper ring plate (20124), the upper support ring plate (20122), the lower ring plate (30111) and the lower support ring plate (30112), and is used for fixing the zirconium skirt (2) and the steel skirt (3).

7. A large diameter heavy duty zirconium column assembly modular skid support structure as claimed in claim 1, wherein: The bottom of the zirconium lower head (1) is matched with the upper end of the zirconium skirt cylinder (201), the lower end of the zirconium skirt cylinder (201) is matched with the upper end of the steel skirt cylinder (301), and the bottom of the zirconium lower head (1) is welded with the upper end of the zirconium skirt cylinder (201).

8. A large diameter heavy duty zirconium column combination removable skirt support structure as claimed in claim 1, wherein: The exhaust pipe (8) passes through the outer clamping plate (20121), the zirconium skirt cylinder (201) and the inner clamping plate (20111), and is fixedly connected to the outer clamping plate (20121) by welding.

9. A large diameter heavy duty zirconium column combination removable skirt support structure according to claim 2, characterized by: The outer clamping plate (20121), the upper support ring plate (20122), the upper rib plate (20123), the upper ring plate (20124) and the inner clamping plate (20111) are all cylinders, the inner diameter of the outer clamping plate (20121) is the same as the outer diameter of the steel skirt cylinder (301), the outer diameter of the outer clamping plate (20121) is the same as the inner diameter of the upper rib plate (20123), and the outer diameter of the outer clamping plate (20121) is the same as the inner diameter of the upper ring plate (20124); the outer diameter of the inner clamping plate (20111) is the same as the inner diameter of the steel skirt cylinder (301), the shape of the angle support plate (20113) in contact with the inner side of the inner clamping plate (20111) is matched with the inner side of the inner clamping plate (20111), and the shape of the vertical rib plate (20112) in contact with the inner side of the inner clamping plate (20111) is matched with the inner side of the inner clamping plate (20111).

10. A large diameter heavy zirconium column assembly modular skid support structure as defined in claim 3 wherein, The lower ring plate (30111), the lower support ring plate (30112), the lower rib plate (30113) and the inner support ring are all cylinders, the inner diameter of the lower ring plate (30111) is the same as the outer diameter of the steel skirt cylinder (301), the inner diameter of the lower rib plate (30113) is the same as the outer diameter of the steel skirt cylinder (301), and the outer diameter of the inner support ring is the same as the inner diameter of the steel skirt cylinder (301).

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