CN215520269U - Power transmission iron tower suitable for heavy ice area - Google Patents
Power transmission iron tower suitable for heavy ice area Download PDFInfo
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- CN215520269U CN215520269U CN202121696867.7U CN202121696867U CN215520269U CN 215520269 U CN215520269 U CN 215520269U CN 202121696867 U CN202121696867 U CN 202121696867U CN 215520269 U CN215520269 U CN 215520269U
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 38
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title claims description 30
- 229910052742 iron Inorganic materials 0.000 title claims description 15
- 230000008093 supporting effect Effects 0.000 claims abstract description 69
- 230000001681 protective effect Effects 0.000 claims abstract description 26
- 229910000831 Steel Inorganic materials 0.000 claims description 2
- 239000010959 steel Substances 0.000 claims description 2
- 230000005611 electricity Effects 0.000 claims 1
- 238000009434 installation Methods 0.000 abstract description 20
- 239000011248 coating agent Substances 0.000 abstract description 16
- 238000000576 coating method Methods 0.000 abstract description 16
- 238000007789 sealing Methods 0.000 abstract description 6
- 230000002265 prevention Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
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Abstract
The utility model belongs to the technical field of power transmission towers, in particular to a power transmission tower suitable for a heavy ice area, and provides a scheme which comprises four bases symmetrically distributed and filling piles, wherein the bases comprise the filling piles; according to the utility model, the bottom rod and the supporting rod of the power transmission tower are subjected to thread locking installation through the locking nut and the locking bolt, the locking nut is subjected to limiting installation through the limiting sleeve, the protective cover and the limiting sleeve are clamped and installed, and the locking bolt and the locking nut are subjected to relative sealing treatment, so that the damage to the connecting part of the supporting rod and the bottom rod due to the ice coating in a heavy ice area is prevented, the connecting stability of the connecting part in the heavy ice area is effectively improved, and meanwhile, the four supporting beams form stable support for the bottom rod through the supporting effect of the top of the protective cover, so that the stability of the power transmission tower in the heavy ice area is further improved.
Description
Technical Field
The utility model relates to the technical field of power transmission towers, in particular to a power transmission tower suitable for a heavy ice area.
Background
The electric tower is a supporting point of an overhead line, a loop is erected on the power transmission tower and is a single-loop power transmission tower, two loops are erected on the power transmission tower and are double-loop power transmission towers, and the single loop is a loop with a power supply source; a dual circuit is a circuit in which a load has a power supply.
The ice coating thickness of the line in the ice coating area is 20mm or more, the static and dynamic ice coating load is large, and high requirements are provided for the strength, rigidity and torsion resistance of a tower, the ice coating phenomenon easily exists in the ice coating area, when the power transmission iron tower is installed, measures need to be taken to effectively avoid damage of the ice coating to the power transmission iron tower, the ice coating is usually performed on the material of the power transmission iron tower, at the moment, the ice coating prevention measures on the joint of the power transmission iron tower are particularly important, particularly the joint of the bottom end of the power transmission iron tower and the foundation, and the ice coating at the joint easily influences the use stability of the power transmission iron tower.
Therefore, there is a need for a transmission tower suitable for a heavy ice area to solve the problems of poor ice coating prevention effect at the joint of the transmission tower and a foundation and poor stability in use.
SUMMERY OF THE UTILITY MODEL
The utility model provides a power transmission iron tower suitable for a heavy ice area, which solves the problems of poor ice coating prevention effect and poor use stability of the power transmission iron tower at the joint of the power transmission iron tower and a foundation.
In order to achieve the purpose, the utility model adopts the following technical scheme: the power transmission iron tower suitable for the heavy ice area comprises four bases which are symmetrically distributed, and the bases further comprise
The cast-in-place piles correspond to the bases one by one, the cast-in-place piles are fixed on the top surfaces of the bases, supporting rods are fixed on the top surfaces of the cast-in-place piles, and supporting flanges are fixedly sleeved on the outer surfaces of the supporting rods;
the sill bar, the sill bar with bracing piece one-to-one, the bottom external surface mounting of sill bar has mounting flange, mounting flange's inside is provided with a plurality of locking bolts that are the symmetric distribution, the bottom surface of supporting flange installs the lock nut with locking bolt threaded connection, the surface slip of bracing piece has cup jointed the stop collar with lock nut matched with, the surface slip of sill bar has cup jointed the protection casing with stop collar matched with, the top of protection casing is provided with supporting component.
Preferably, the support assembly comprises
The number of the supporting beams is four, each supporting beam is respectively positioned at the tops of two adjacent protective covers, a fixed sleeve which is in sliding sleeve joint with the outer surface of the bottom rod is arranged at the top of each supporting beam, a limiting hole is formed between every two adjacent supporting beams, two symmetrically-distributed bolts penetrate through the top of the fixed sleeve in a sliding mode, and the bolts extend into the limiting holes;
and the supporting sleeves correspond to the bottom rods one to one, two connecting rods are fixed on the outer surface of each supporting sleeve, and the bottom ends of the connecting rods are fixed on the top surfaces of the supporting beams.
Preferably, the sill bar includes installation section and slope section, fixed cover is located on the installation section of sill bar, support the cover and be located the slope section of sill bar, the connecting rod be the slope distribute in the top surface of a supporting beam.
Preferably, the cross sections of the four support beams form a closed ring shape, and the top of the protective cover is in a circular truncated cone shape.
Preferably, the inner wall of the protective cover is provided with an annular bulge, and the annular bulge is positioned at the top of the mounting flange.
Preferably, two protection rods which are symmetrically distributed are fixed on the bottom surface of the supporting beam, the vertical cross sections of the protection rods are distributed in an X shape, and the bottom surfaces of the protection rods and the bottom surface of the base are located on the same horizontal plane.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the utility model, the bottom rod and the supporting rod of the power transmission tower are subjected to thread locking installation through the locking nut and the locking bolt, the locking nut is subjected to limiting installation through the limiting sleeve, the protective cover and the limiting sleeve are clamped and installed, and the locking bolt and the locking nut are subjected to relative sealing treatment, so that the damage to the connecting part of the supporting rod and the bottom rod due to the ice coating in a heavy ice area is prevented, the connecting stability of the connecting part in the heavy ice area is effectively improved, meanwhile, the four supporting beams are subjected to the supporting action of the top of the protective cover and are matched with the supporting action of the protective rod on the supporting beams, the four supporting beams can be subjected to preliminary installation, and then the bolt is inserted into the limiting hole, so that the four supporting beams form stable support for the bottom rod, and the stability of the power transmission tower in the heavy ice area is further improved.
2. According to the utility model, the shape of the supporting beam is arranged, so that the mounting stability of the bottom rod of the power transmission iron tower is improved, the shape of the top of the protective cover is arranged, the ice coating in a heavy ice area is prevented from accumulating at the top end of the protective cover, the annular bulge is arranged, and the relative tightness between the protective cover and the limiting sleeve is improved, so that the mounting flange and the supporting flange are sufficiently sealed, and the damage of the connection part caused by the moisture in the heavy ice area is effectively prevented.
Drawings
Fig. 1 is a schematic partial structure diagram of a power transmission tower suitable for a heavy ice region according to the present invention;
fig. 2 is a schematic view of a partial structure of an annular bulge of a power transmission tower suitable for a heavy ice area according to the present invention;
fig. 3 is a schematic view of a partial structure of a limiting component of a power transmission tower suitable for a heavy ice area according to the present invention;
FIG. 4 is an enlarged view of area A of FIG. 3;
fig. 5 is an enlarged view of the region B in fig. 3.
In the figure: 1. a base; 2. filling piles; 3. a support bar; 4. a support flange; 5. a bottom bar; 51. an installation section; 52. an inclined section; 6. installing a flange; 7. locking the bolt; 8. locking the nut; 9. a limiting sleeve; 10. a protective cover; 11. a support assembly; 111. a support beam; 112. fixing a sleeve; 113. a limiting hole; 114. a bolt; 115. a support sleeve; 116. a connecting rod; 12. an annular projection; 13. a guard bar.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-5, the power transmission iron tower suitable for the heavy ice area comprises four bases 1 which are symmetrically distributed, wherein each base 1 further comprises a cast-in-place pile 2, the cast-in-place piles 2 correspond to the bases 1 one by one, the cast-in-place piles 2 are fixed on the top surface of each base 1, a support rod 3 is fixed on the top surface of each cast-in-place pile 2, and a support flange 4 is fixedly sleeved on the outer surface of each support rod 3; the bottom rod 5, the bottom rod 5 corresponds to the support rod 3 one by one, the outer surface of the bottom end of the bottom rod 5 is fixed with a mounting flange 6, a plurality of locking bolts 7 which are symmetrically distributed are arranged inside the mounting flange 6, a locking nut 8 which is in threaded connection with the locking bolt 7 is arranged on the bottom surface of the support flange 4, a limiting sleeve 9 which is matched with the locking nut 8 is sleeved on the outer surface of the support rod 3 in a sliding manner, a protective cover 10 which is matched with the limiting sleeve 9 is sleeved on the outer surface of the bottom rod 5 in a sliding manner, a support component 11 is arranged on the top of the protective cover 10, the mounting stability of the support rod 3 in a heavy ice area is improved through the arrangement of the base 1 and the filling pile 2, the support flange 4 and the mounting flange 6 are in threaded locking and mounting through the locking bolt 7 and the locking nut 8, the stability of the bottom rod 5 and the support rod 3 of the power transmission tower in mounting is effectively ensured, and through the action of the limiting sleeve 9 and the protective cover 10, the locking nut 8 can be limited, and the relative sealing treatment of the joint of the bottom rod 5 and the support rod 3 of the power transmission tower can be formed, so that the joint is effectively prevented from being damaged due to ice coating in a heavy ice area.
The supporting component 11 comprises supporting beams 111, the number of the supporting beams 111 is four, each supporting beam 111 is respectively positioned at the tops of two adjacent protective covers 10, a fixing sleeve 112 which is in sliding sleeve connection with the outer surface of the bottom rod 5 is installed at the top of each supporting beam 111, a limiting hole 113 is formed between every two adjacent supporting beams 111, two symmetrically-distributed bolts 114 penetrate through the top of the fixing sleeve 112 in a sliding mode, and the bolts 114 extend into the limiting holes 113; the supporting sleeves 115 correspond to the bottom rods 5 one by one, two connecting rods 116 are fixed on the outer surface of each supporting sleeve 115, the bottom ends of the connecting rods 116 are fixed to the top surfaces of the supporting beams 111, the supporting beams 111 are supported through the protective cover 10, and therefore the supporting beams 111 can reinforce and install the bottom rods 5 conveniently, the bolts 114 can adopt expansion pins, locking and installation of the transverse bolts 114 and the limiting holes 113 are achieved, and installation stability of the four supporting beams 111 is improved.
The bottom rod 5 comprises an installation section 51 and an inclined section 52, the fixing sleeve 112 is located on the installation section 51 of the bottom rod 5, the supporting sleeve 115 is located on the inclined section 52 of the bottom rod 5, the connecting rod 116 is obliquely distributed on the top surface of the supporting beam 111, the installation section 51 is convenient for the installation and treatment of the bottom rod 5 and the supporting rod 3 through the locking bolt 7 and the locking nut 8, and meanwhile, the protection cover 10 and the limiting sleeve 9 are convenient to form relative sealing treatment on the bottom rod.
The cross section of four supporting beam 111 forms a confined annular, the top of protection casing 10 is the round platform form, the inner wall of protection casing 10 is provided with annular arch 12, annular arch 12 is located mounting flange 6's top, the setting of supporting beam 111 shape, improve the installation stability of transmission tower sill bar 5 department, the setting of protection casing 10 top shape, prevent that the icing in heavy ice district from gathering on protection casing 10 top, the setting of annular arch 12, improve the relative leakproofness between protection casing 10 and the stop collar 9, thereby carry out abundant sealing process to mounting flange 6 and supporting flange 4 department, thereby effectively prevent the moisture in heavy ice district from causing the damage of its junction.
The bottom surface of supporting beam 111 is fixed with two protective rod 13 that are the symmetric distribution, and protective rod 13's vertical cross-section is X-shaped and distributes, and protective rod 13's bottom surface and base 1's bottom surface are located same horizontal plane, and protective rod 13's setting both can improve supporting beam 111 and carry out preliminary location installation to the bottom of sill bar 5, can strengthen supporting beam 111 again and install the stability when accomplishing.
The working principle is as follows: when the power transmission tower is installed in a heavy ice area, the bottom rod 5 and the support rod 3 of the power transmission tower are subjected to thread locking installation through the locking nut 8 and the locking bolt 7, at the moment, the locking nut 8 is subjected to limiting installation through the limiting sleeve 9 arranged at the bottom of the support rod 3, the protective cover 10 arranged at the installation section 51 of the bottom rod 5 and the limiting sleeve 9 are clamped and installed, at the moment, the locking bolt 7 and the locking nut 8 are subjected to relative sealing treatment, so that the damage to the connection part of the support rod 3 and the bottom rod 5 due to ice coating of the heavy ice area is prevented, the connection stability of the connection part in the heavy ice area is effectively improved, when the protective cover 10 and the limiting sleeve 9 are used for installing the mounting flange 6 and the support flange 4, at the moment, four support beams 111 are supported through the supporting effect of the top of the protective cover 10, and simultaneously, the supporting effect of the support beams 111 is matched with the protective rod 13, can make four supporting beams 111 form preliminary installation, insert bolt 114 inside spacing hole 113 then to make four supporting beams 111 form the firm support to sill bar 5, thereby further improve steel pylons in heavy ice district's stability.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (6)
1. The power transmission iron tower suitable for the heavy ice area comprises four bases (1) which are symmetrically distributed, and is characterized in that the bases (1) further comprise
The cast-in-place piles (2) correspond to the bases (1) one by one, the cast-in-place piles (2) are fixed on the top surfaces of the bases (1), supporting rods (3) are fixed on the top surfaces of the cast-in-place piles (2), and supporting flanges (4) are fixedly sleeved on the outer surfaces of the supporting rods (3);
bottom bar (5), bottom bar (5) with bracing piece (3) one-to-one, the bottom external surface mounting of bottom bar (5) has mounting flange (6), the inside of mounting flange (6) is provided with a plurality of locking bolt (7) that are the symmetric distribution, the lock nut (8) with locking bolt (7) threaded connection are installed to the bottom surface of supporting flange (4), the surface slip of bracing piece (3) has cup jointed stop collar (9) with locking nut (8) matched with, the surface slip of bottom bar (5) has cup jointed protection casing (10) with stop collar (9) matched with, the top of protection casing (10) is provided with supporting component (11).
2. Pylon suitable for heavy ice areas according to claim 1, characterised in that said support assembly (11) comprises
The number of the supporting beams (111) is four, each supporting beam (111) is respectively located at the tops of two adjacent protective covers (10), a fixing sleeve (112) which is in sliding sleeve connection with the outer surface of the bottom rod (5) is installed at the top of each supporting beam (111), a limiting hole (113) is formed between every two adjacent supporting beams (111), two symmetrically-distributed bolts (114) penetrate through the top of each fixing sleeve (112) in a sliding mode, and the bolts (114) extend into the limiting holes (113);
the supporting sleeves (115) correspond to the bottom rods (5) one by one, two connecting rods (116) are fixed on the outer surface of each supporting sleeve (115), and the bottom ends of the connecting rods (116) are fixed to the top surface of the supporting beam (111).
3. The pylon suitable for heavy ice areas according to claim 2, characterized in that the bottom bar (5) comprises a mounting section (51) and an inclined section (52), the fixing sleeve (112) is located on the mounting section (51) of the bottom bar (5), the supporting sleeve (115) is located on the inclined section (52) of the bottom bar (5), and the connecting rods (116) are obliquely distributed on the top surface of the supporting beam (111).
4. The pylon for heavy ice areas according to claim 2, wherein the cross section of four of said supporting beams (111) forms a closed loop, and the top of said shield (10) is truncated.
5. The pylon for heavy ice areas according to claim 4, characterized in that the inner wall of the shield (10) is provided with an annular projection (12), the annular projection (12) being located at the top of the mounting flange (6).
6. The steel tower for transmission of electricity suitable for heavy ice areas according to claim 2, characterized in that two symmetrically distributed guard bars (13) are fixed to the bottom surface of the support beam (111), the vertical cross-section of the guard bars (13) is in an X-shape, and the bottom surfaces of the guard bars (13) and the bottom surface of the base (1) are located on the same horizontal plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121696867.7U CN215520269U (en) | 2021-07-26 | 2021-07-26 | Power transmission iron tower suitable for heavy ice area |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121696867.7U CN215520269U (en) | 2021-07-26 | 2021-07-26 | Power transmission iron tower suitable for heavy ice area |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215520269U true CN215520269U (en) | 2022-01-14 |
Family
ID=79787385
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121696867.7U Active CN215520269U (en) | 2021-07-26 | 2021-07-26 | Power transmission iron tower suitable for heavy ice area |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215520269U (en) |
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2021
- 2021-07-26 CN CN202121696867.7U patent/CN215520269U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Transmission tower suitable for heavy ice area Effective date of registration: 20220419 Granted publication date: 20220114 Pledgee: Bank of Nanjing Co.,Ltd. Lianyungang Branch Pledgor: JIANGSU QITIAN IRON TOWER MANUFACTURING Co.,Ltd. Registration number: Y2022320000175 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |