CN114809773A - Large-diameter steel pipe insulation device and medium wave tower comprising same - Google Patents

Large-diameter steel pipe insulation device and medium wave tower comprising same Download PDF

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Publication number
CN114809773A
CN114809773A CN202210263631.7A CN202210263631A CN114809773A CN 114809773 A CN114809773 A CN 114809773A CN 202210263631 A CN202210263631 A CN 202210263631A CN 114809773 A CN114809773 A CN 114809773A
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CN
China
Prior art keywords
insulator
flange
section
tower
steel pipe
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Pending
Application number
CN202210263631.7A
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Chinese (zh)
Inventor
王同华
张强
张龙刚
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Qingdao Sinostro Technology Co ltd
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Qingdao Sinostro Technology Co ltd
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Application filed by Qingdao Sinostro Technology Co ltd filed Critical Qingdao Sinostro Technology Co ltd
Priority to CN202210263631.7A priority Critical patent/CN114809773A/en
Publication of CN114809773A publication Critical patent/CN114809773A/en
Pending legal-status Critical Current

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    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
    • E04H12/00—Towers; Masts or poles; Chimney stacks; Water-towers; Methods of erecting such structures
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D27/00—Foundations as substructures
    • E02D27/32—Foundations for special purposes
    • E02D27/42—Foundations for poles, masts or chimneys
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
    • E04H12/00—Towers; Masts or poles; Chimney stacks; Water-towers; Methods of erecting such structures
    • E04H12/22—Sockets or holders for poles or posts
    • E04H12/2253—Mounting poles or posts to the holder
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B17/00—Insulators or insulating bodies characterised by their form
    • H01B17/38—Fittings, e.g. caps; Fastenings therefor

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Paleontology (AREA)
  • General Engineering & Computer Science (AREA)
  • Insulators (AREA)

Abstract

The invention discloses a large-diameter steel pipe insulation device in the technical field of self-supporting medium wave towers, which comprises an insulator upper section, an insulator combined section and an insulator bottom section, wherein the insulator upper section comprises an insulator upper section upper flange, an insulator upper section body and an insulator upper section lower flange; the insulator bottom section comprises an insulator bottom section upper flange, an insulator bottom section body and an insulator bottom section lower flange; the insulator combined section comprises a plurality of insulators, polyester ribs and top tower bolts, the top end of each insulator is installed on the lower flange of the upper section of each insulator, the bottom end of each insulator is installed on the upper flange of the bottom section of each insulator, and the lower flange of the upper section of each insulator and the upper flange of the bottom section of each insulator are fixedly connected through the polyester ribs and the top tower bolts. The invention also discloses a medium wave tower comprising the large-diameter steel pipe insulation device. Has the advantages that: the large-diameter steel pipe insulation device suitable for the medium wave tower of the large-diameter circular tower column is innovatively researched and developed, and the maintenance cost is greatly reduced.

Description

Large-diameter steel pipe insulation device and medium wave tower comprising same
Technical Field
The invention belongs to the technical field of self-supporting medium wave towers, and particularly relates to a large-diameter steel pipe insulation device and a medium wave tower comprising the same.
Background
In the field of self-supporting medium wave towers, the tower body and the foundation are required to be insulated, and the bottom of the medium wave tower adopts an insulator support to meet the requirement of insulation. The insulator support is required to bear the pulling force and the pressure load of the upper structure of the tower body, and is also possible to bear the bending moment caused by the lateral load.
The patent name is a multidirectional stress high-strength polyester insulating column base, and a utility model patent with the patent number of CN201520744597.0 discloses the following technical characteristics: the concrete column pier foundation comprises a concrete column pier foundation, an insulating column base and a water retaining cover, wherein the insulating column base comprises an upper column shoe, a lower column shoe, a cylindrical high-strength polyester insulator, a prestressed high-strength polyester rib, a special downward pressing joint for the high-strength polyester rib, a special upward pressing joint for the high-strength polyester rib, a pressurizing plate, an insulator base plate, a temporary support screw rod, a lower column shoe stiffening plate, a steel base plate, an upper column shoe stiffening plate, an annular stiffening plate and a discharger. The high-strength polyester rib with extremely high strength is adopted to bear the pulling force of the tower column, and meanwhile, the high-strength polyester rib has good insulating property, so that the insulating effect of the bottom of the tower body is ensured; the high-strength polyester insulator is always in a compressive stress state by applying pretension force to the high-strength polyester ribs, and the tension brittleness characteristic of the high-strength insulator is changed into a toughness structure.
The traditional small-diameter steel pipe medium wave tower insulating support is made of high-frequency insulating ceramics, and if the large-diameter steel pipe medium wave tower with the diameter of 0.8-3 m is changed, the large-diameter high-strength insulator is high in manufacturing cost, uneconomical, difficult to install and disassemble and high in cost.
Disclosure of Invention
In order to solve the problems, the invention provides a large-diameter steel pipe insulation device and a medium wave tower comprising the large-diameter steel pipe insulation device.
A large-diameter steel pipe insulation device comprises an insulator upper section, an insulator combined section and an insulator bottom section, wherein the insulator upper section comprises an insulator upper section upper flange, an insulator upper section body and an insulator upper section lower flange; the insulator bottom section comprises an insulator bottom section upper flange, an insulator bottom section body and an insulator bottom section lower flange, wherein the insulator bottom section upper flange is provided with a polyester rib hole and a top tower bolt hole, and the insulator bottom section lower flange is provided with a bolt hole II; the insulator combined section comprises a plurality of insulators, polyester ribs and top tower bolts, the top end of each insulator is installed on the lower flange of the upper section of each insulator, the bottom end of each insulator is installed on the upper flange of the bottom section of each insulator, and the lower flange of the upper section of each insulator and the upper flange of the bottom section of each insulator are fixedly connected through the polyester ribs and the top tower bolts.
Furthermore, the diameters of the lower flange of the upper section of the insulator and the upper flange of the bottom section of the insulator are 0.8-3 m.
Furthermore, the top tower bolt comprises a top tower screw, a top tower screw nut and a top tower screw gasket, and the top tower screw penetrates through the top tower screw nut and the top tower screw gasket to fix the lower flange of the upper section of the insulator and the upper flange of the bottom section of the insulator together.
Furthermore, install rain-proof cover device on the flange under the insulator upper segment, insulator composite section is located inside the rain-proof cover device.
Further, the diameters of the lower flange of the upper section of the insulator and the upper flange of the bottom section of the insulator are equal.
Furthermore, the top of the insulator is an upper polytetrafluoroethylene annular plate, and the bottom of the insulator is a lower polytetrafluoroethylene annular plate.
Further, the outer diameter of the insulator is 300-500 mm, the inner diameter of the insulator is 100-200 mm, and the height of the insulator is 300-500 mm.
Further, the number of the insulators is 4-12.
A medium wave tower with a large-diameter steel pipe insulation device further comprises a tower main column, a first bolt, a foundation column head, an embedded part, a tower main column flange, a foundation anchor bolt, a discharge ball vertical rod and a discharge ball horizontal rod, wherein the tower main column flange at the bottom end of the tower main column is fixed on an upper section upper flange of an insulator through the first bolt; the diameter of the tower main column flange is 0.8-3 m.
The invention has the following beneficial effects: the cylindrical high-strength insulating porcelain with large diameter is decomposed into a plurality of cylindrical high-strength insulating porcelain with small diameter as a compression-resistant component, the high-strength polyester rib is used as a tensile component, and meanwhile, a certain pretension force is applied to the high-strength polyester rib, so that the lateral stiffness of the whole insulating device is improved, the insulating device is not only easy to compress pressure, but also easy to bend and stretch, the multidirectional stress performance of the whole insulating device is improved, and the toughness of the insulating device is improved.
The invention changes the traditional design of a plurality of independent insulators, innovatively develops a large-diameter steel pipe insulating device suitable for a large-diameter circular tower column, and integrates a plurality of insulators by using a large flange. The large-diameter steel pipe medium wave tower insulation device uses a plurality of small-diameter cylindrical high-strength insulation porcelain bodies to be installed on the insulation base of the large-diameter steel pipe medium wave tower, so that the installation is simple and feasible, the later maintenance and replacement are easy, and the maintenance cost is greatly reduced.
Drawings
FIG. 1 is a sectional elevation view of a large diameter steel pipe insulation apparatus A;
FIG. 2 is an enlarged partial view of a tower main column flange;
FIG. 3 is a partial enlarged view of a lower flange of an upper section of an insulator and an upper flange of a bottom section of the insulator;
FIG. 4 is an enlarged view of a portion of the insulator assembly at C-C;
FIG. 5 is a partial enlarged view of a lower flange of the bottom section of the insulator;
fig. 6 is a partial enlarged view of the rain shield device;
FIG. 7 is a schematic structural diagram of a medium wave tower comprising a large diameter steel pipe insulation device A;
FIG. 8 is a partial enlarged view of a polyester rib;
FIG. 9 is an enlarged partial view of the head tower bolt;
fig. 10 is a partial enlarged view of the insulator;
the reference numbers in the figures are:
the device comprises a tower main column flange 1, an insulator upper section upper flange 2, a bolt I3, a discharge ball 4, a discharge ball horizontal rod 5, a discharge ball vertical rod 6, an insulator 7, a polyester rib 8, a pin 9, a pressing end 10, a tower top screw 11, a tower top screw nut 12, a tower top screw gasket 13, an insulator upper section lower flange 14, an insulator bottom section upper flange 15, a rain cover device 16, an insulator bottom section lower flange 17, a foundation column head 18, a foundation anchor bolt 19, an embedded part 20, a tower main column 21, an insulator upper section 22, an insulator bottom section 23, an edge milling 24, a threading 25, a polyester rib hole 26, a tower top bolt hole 27, a bolt hole I28, a bolt hole II 29, a tower top bolt 30, a polytetrafluoroethylene ring plate 31 and a polytetrafluoroethylene ring plate 32.
Detailed Description
Example 1
As shown in fig. 1-10, a large-diameter steel pipe insulation device comprises an upper insulator section 22, an insulator combined section, and a bottom insulator section 23, wherein the upper insulator section 22 comprises an upper insulator section upper flange 2, an upper insulator section body, and an upper insulator section lower flange 14, the upper insulator section upper flange 2 is provided with a plurality of first bolt holes 28, and the upper insulator section lower flange 14 is provided with a plurality of polyester rib holes 26 and a plurality of top tower bolt holes 27; the insulator bottom section 23 comprises an insulator bottom section upper flange 15, an insulator bottom section body and an insulator bottom section lower flange 17, wherein a polyester rib hole 26 and a top tower bolt hole 27 are formed in the insulator bottom section upper flange 15, and a bolt hole II 29 is formed in the insulator bottom section lower flange 17; the insulator combined section comprises a plurality of insulators 7, polyester ribs 8 and top tower bolts 30, the top ends of the insulators 7 are mounted on an insulator upper section lower flange 14, the bottom ends of the insulators 7 are mounted on an insulator bottom section upper flange 15, and the insulator upper section lower flange 14 and the insulator bottom section upper flange 15 are fixedly connected through the polyester ribs 8 and the top tower bolts 30; the diameters of the insulator upper section lower flange 14 and the insulator bottom section upper flange 15 are 2 meters.
The top tower bolt 30 comprises a top tower screw rod 11, a top tower screw rod nut 12 and a top tower screw rod gasket 13, wherein the top tower screw rod 11 penetrates through the top tower screw rod nut 12 and the top tower screw rod gasket 13 to fix the insulator upper section lower flange 14 and the insulator bottom section upper flange 15 together.
Install rain-proof cover device 16 on the flange 14 under the insulator upper segment, insulator combination section is located inside rain-proof cover device 16. The diameters of the lower insulator upper section flange 14 and the upper insulator bottom section flange 15 are equal. The top of the insulator 7 is an upper polytetrafluoroethylene annular plate 31, and the bottom of the insulator 7 is a lower polytetrafluoroethylene annular plate 32. The outer diameter of the insulator 7 is 400 mm, the inner diameter of the insulator 7 is 150 mm, and the height of the insulator 7 is 400 mm. The number of the insulators 7 is 8.
A medium wave tower comprising a large-diameter steel pipe insulation device further comprises a tower main column 21, a first bolt 3, a foundation column head 18, an embedded part 20, a tower main column flange 1, a foundation anchor bolt 19, a discharge ball 4, a discharge ball vertical rod 6 and a discharge ball horizontal rod 5, wherein the tower main column flange 1 at the bottom end of the tower main column 21 is fixed on an upper section flange 2 of an insulator through the first bolt 3, a lower section flange 17 of the insulator is fixed on the foundation column head 18 through the foundation anchor bolt 19, the embedded part 20 is embedded in the foundation column head 18 and connected with the foundation anchor bolt 19, the embedded part 20 is connected with the tower main column 21 through the discharge ball vertical rod 6 and the discharge ball horizontal rod 5, and the discharge ball horizontal rod 5 is provided with the discharge ball 4; the diameter of the tower main column flange 1 is 2 meters.
Example 2
The diameters of the insulator upper section lower flange 14 and the insulator bottom section upper flange 15 are 3 meters.
The outer diameter of the insulator 7 is 500 mm, the inner diameter of the insulator 7 is 200 mm, and the height of the insulator 7 is 500 mm. The number of the insulators 7 is 12. The diameter of the tower main column flange 1 is 3 meters.
The rest of the structure is the same as in example 1.
Example 3
The diameters of the lower insulator upper section flange 14 and the upper insulator bottom section flange 15 are 0.8 m.
The outer diameter of the insulator 7 is 300 mm, the inner diameter of the insulator 7 is 100 mm, and the height of the insulator 7 is 300 mm. The number of the insulators 7 is 4. The diameter of the tower main column flange 1 is 0.8 meter.
The rest of the structure is the same as in example 1.

Claims (9)

1. The utility model provides a major diameter steel pipe insulation device which characterized in that: the insulator comprises an insulator upper section (22), an insulator combined section and an insulator bottom section (23), wherein the insulator upper section (22) comprises an insulator upper section upper flange (2), an insulator upper section body and an insulator upper section lower flange (14), a first bolt hole (28) is formed in the insulator upper section upper flange (2), and a plurality of polyester rib holes (26) and a top tower bolt hole (27) are formed in the insulator upper section lower flange (14); the insulator bottom section (23) comprises an insulator bottom section upper flange (15), an insulator bottom section body and an insulator bottom section lower flange (17), wherein a polyester rib hole (26) and a top tower bolt hole (27) are formed in the insulator bottom section upper flange (15), and a second bolt hole (29) is formed in the insulator bottom section lower flange (17); the combined insulator section comprises a plurality of insulators (7), polyester ribs (8) and top tower bolts (30), wherein the top end of each insulator (7) is installed on an upper insulator lower flange (14), the bottom end of each insulator (7) is installed on an upper insulator bottom section flange (15), and the upper insulator lower flange (14) and the upper insulator bottom section flange (15) are fixedly connected through the polyester ribs (8) and the top tower bolts (30).
2. The large-diameter steel pipe insulation device according to claim 1, characterized in that: the diameters of the lower flange (14) of the upper section of the insulator and the upper flange (15) of the bottom section of the insulator are 0.8-3 m.
3. The large-diameter steel pipe insulation device according to claim 1, characterized in that: the top tower bolt (30) comprises a top tower screw rod (11), a top tower screw nut (12) and a top tower screw rod gasket (13), wherein the top tower screw rod (11) penetrates through the top tower screw nut (12) and the top tower screw rod gasket (13) to fix the insulator upper section lower flange (14) and the insulator bottom section upper flange (15) together.
4. The large-diameter steel pipe insulation device according to claim 1, characterized in that: rain-proof cover device (16) are installed on insulator upper segment lower flange (14), insulator composite segment is located inside rain-proof cover device (16).
5. The large-diameter steel pipe insulation device according to claim 1, characterized in that: the diameters of the lower flange (14) of the upper section of the insulator and the upper flange (15) of the bottom section of the insulator are equal.
6. The large-diameter steel pipe insulation device according to claim 1, characterized in that: the top of insulator (7) is last polytetrafluoroethylene ring board (31), the bottom of insulator (7) is polytetrafluoroethylene ring board (32) down.
7. The large-diameter steel pipe insulation device according to claim 1, characterized in that: the outer diameter of the insulator (7) is 300-500 mm, the inner diameter of the insulator (7) is 100-200 mm, and the height of the insulator (7) is 300-500 mm.
8. The large-diameter steel pipe insulation device according to claim 1, characterized in that: the number of the insulators (7) is 4-12.
9. A medium wave tower comprising the large diameter steel pipe insulation of any one of claims 1 to 8, wherein: the device is characterized by further comprising a tower main column (21), a first bolt (3), a foundation column head (18), an embedded part (20), a tower main column flange (1), a foundation anchor bolt (19), a discharge ball (4), a discharge ball vertical rod (6) and a discharge ball horizontal rod (5), wherein the tower main column flange (1) at the bottom end of the tower main column (21) is fixed on an upper section flange (2) of an insulator through the first bolt (3), a lower section flange (17) of the insulator is fixed on the foundation column head (18) through the foundation anchor bolt (19), the embedded part (20) is embedded in the foundation column head (18) and connected with the foundation anchor bolt (19), the embedded part (20) is connected with the tower main column (21) through the discharge ball vertical rod (6) and the discharge ball horizontal rod (5), and the discharge ball horizontal rod (5) is provided with the discharge ball (4); the diameter of the tower main column flange (1) is 0.8-3 m.
CN202210263631.7A 2022-03-17 2022-03-17 Large-diameter steel pipe insulation device and medium wave tower comprising same Pending CN114809773A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202210263631.7A CN114809773A (en) 2022-03-17 2022-03-17 Large-diameter steel pipe insulation device and medium wave tower comprising same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202210263631.7A CN114809773A (en) 2022-03-17 2022-03-17 Large-diameter steel pipe insulation device and medium wave tower comprising same

Publications (1)

Publication Number Publication Date
CN114809773A true CN114809773A (en) 2022-07-29

Family

ID=82529669

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202210263631.7A Pending CN114809773A (en) 2022-03-17 2022-03-17 Large-diameter steel pipe insulation device and medium wave tower comprising same

Country Status (1)

Country Link
CN (1) CN114809773A (en)

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