CN220550943U - Double-hinge bottom support applied to electric power rush-repair tower - Google Patents
Double-hinge bottom support applied to electric power rush-repair tower Download PDFInfo
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- CN220550943U CN220550943U CN202321973324.4U CN202321973324U CN220550943U CN 220550943 U CN220550943 U CN 220550943U CN 202321973324 U CN202321973324 U CN 202321973324U CN 220550943 U CN220550943 U CN 220550943U
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 13
- 230000008439 repair process Effects 0.000 claims abstract description 13
- 239000010959 steel Substances 0.000 claims abstract description 13
- 230000003014 reinforcing effect Effects 0.000 claims description 12
- 238000005728 strengthening Methods 0.000 claims 2
- 230000007547 defect Effects 0.000 abstract description 2
- 238000009434 installation Methods 0.000 description 11
- 238000003466 welding Methods 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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Abstract
The double-hinged bottom support for power repair tower consists of supporting base, two symmetrical upper connectors, cylindrical bolts, connecting angle steel, bolt holes, etc; the bearing support comprises a bottom plate and a vertical plate, the upper connecting piece comprises a hinged connecting plate, a mounting flat plate, a supporting plate I and a supporting plate II, the supporting plate I is vertically arranged on the upper surface of the mounting flat plate, and two supporting plates II are symmetrically arranged on the inner side of the supporting plate I; the bearing support is connected with 2 upper connecting pieces through 2 cylindrical bolts, and the 2 upper connecting pieces are connected through connecting angle steel. The utility model can effectively solve the defects that the fixed support can only be vertically assembled, the end rigidity of the single-hinge or universal corner support is weak, and the like, can provide a larger supporting bottom plate area, and has good foundation adaptability.
Description
Technical Field
The utility model belongs to the technical field of installation design of power transmission lines, and particularly relates to a double-hinge bottom support applied to an electric power rush-repair tower.
Background
The electric power rush-repair tower is widely applied to the rush-repair work of the pole tower faults of the 35 kV-220 kV voltage level transmission line, and has the characteristics of modularization, light weight, short rush-repair time and the like. In the rush-repair process, a support is required to be arranged at the lower part of the rush-repair tower, the upper ground lead and the load of the iron tower are transmitted to the foundation, the installation requirements of horizontal assembly and rotary erection of the rush-repair module are met, and the rush-repair time is saved. Common support types include fixed type supports, single hinge type supports, universal steering type supports and the like, wherein the fixed type supports can only be used for vertically installing the rush repair tower module, and the assembly difficulty and the assembly time are relatively long; the end components of the single-hinge universal steering support are concentrated, and the applicable load condition is small. The size of the bottom plate of the common support structure is small, and when the geological condition is poor, foundation conditions need to be further processed, so that the whole construction period of power rush-repair is affected; as an utility model patent in china, "a power transmission line fast power-supply-transferring rush-repair tower", publication number CN211736609U, in which a tower body is recorded, the tower body includes a base, a tower leg, a plurality of tower columns and a tower head, the tower leg is located above the base, and the lower end of the tower leg is fixedly connected with the base through a base connection hinge, and as can be seen in combination with the attached drawing of the specification, the support in the technical scheme is a single-hinge manner commonly used in the prior art, the support structure has a further improved space, the support is used as a final bearing member, how to improve or strengthen, and how to improve the bearing capacity and rigidity of the support at the bottom of the rush-repair tower, and the installation and assembly of an upper module are convenient.
Disclosure of Invention
In order to solve the technical problems, the utility model designs the double-hinge bottom support which is applied to the electric power rush-repair tower, and adopts two hinge numbers under the condition of meeting the construction requirements of horizontal type assembly and rotary erection, thereby enlarging the size of a support bottom plate and having better geological condition applicability; the bottom support in the double-hinge type is adopted, the space between the connecting members of the upper module is wide, the connection with the upper module member is facilitated, the overall rigidity of the structure is improved, and the safety and reliability of the bottom support of the rush repair tower are ensured.
The utility model is realized by the following technical scheme:
the double-hinged bottom support used on the electric power rush-repair tower consists of a supporting base, two symmetrical upper connecting pieces, cylindrical bolts, connecting angle steels, bolt holes and the like which are matched with each other; wherein,
the bearing support comprises a bottom plate and vertical plates, two vertical plates are vertically arranged in parallel to the short side direction of the bottom plate, and hinge mounting holes I hinged with the upper connecting piece are correspondingly reserved in the two vertical plates.
The upper connecting piece comprises a hinged connecting plate, a mounting flat plate, a supporting plate I and a supporting plate II, wherein the center of the lower surface of the mounting flat plate is provided with two hinged connecting plates which are parallel to each other and perpendicular to the mounting flat plate, hinged mounting holes II are reserved in the hinged connecting plates, the supporting plate I is perpendicularly arranged on the upper surface of the mounting flat plate, and two supporting plates II are symmetrically arranged on the inner side of the supporting plate I;
the bearing support is connected with the 2 upper connecting pieces through 2 cylindrical bolts, and the cylindrical bolts penetrate through the hinge mounting holes I and II on the vertical plates and the hinge connecting plates.
The 2 upper connecting pieces are connected through connecting angle steel.
Preferably, the floor panel further comprises a reinforcing plate welded between the two risers parallel to the floor panel for laterally supporting the risers.
Preferably, the support plate further comprises a reinforcing triangle, and the reinforcing triangle is arranged on the outer side of the support plate I.
Preferably, bolt holes are reserved in the support plates I and II.
Preferably, rib plates are welded on two sides of the hinged connecting plate for reinforcement.
The utility model can effectively solve the defects that the fixed support can only be vertically assembled, the end rigidity of the single-hinge or universal corner support is weak, and the like, can provide a larger supporting bottom plate area, and has good foundation adaptability.
The utility model can be widely applied to the rush repair work of the power transmission line and has the advantages of convenient assembly, strong bearing capacity, good applicability and the like.
Drawings
FIG. 1 is a schematic front view of the present utility model;
FIG. 2 is a cross-sectional view A-A of FIG. 1;
FIG. 3 is a section B-B of FIG. 1;
FIG. 4 is a cross-sectional view of C-C of FIG. 1;
100-bearing support, 1-bottom plate, 2-vertical plate and 3-reinforcing plate;
200-upper connecting pieces, 4-hinged connecting plates, 5-mounting plates, 6-supporting plates I, 7-supporting plates II, 8-reinforcing triangular plates and 10-rib plates;
9-connecting angle steel, 11-cylindrical bolts, 12-mounting holes I, 13-hinging mounting holes I and 14-hinging mounting holes II.
Detailed Description
In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.
It will be appreciated by those skilled in the art that the following examples are illustrative of the present utility model and should not be construed as limiting the scope of the utility model. The specific techniques, connections, or conditions are not specified in the examples and are described in the literature in the art or are carried out in accordance with the specifications and specifications of the product. The materials, instruments or equipment used are conventional products available from commercial sources, not identified to the manufacturer.
As shown in fig. 1-4, a double-hinged bottom support for an electric power repair tower is provided, wherein a bearing support 100, two upper connecting pieces 200 and the like form an integral structure through connecting angle steel 9 and cylindrical bolts 11, bolt holes are formed in plates of the upper connecting pieces 200 and are connected with module components at the upper part of the repair tower to form a space supporting system, so that the purpose of transmitting loads of a ground wire and a tower body on the repair tower to a foundation is achieved. The support has the horizontal assembly and rotary setting installation functions, and a certain distance is reserved between the upper connecting pieces 200, so that the rigidity of the system is increased; compared with fixed type supports, single-hinged supports and the like, the double-hinged bottom support has a bottom plate with a larger area, and the applicability of the support under the condition of a softer foundation is enhanced.
Referring to fig. 1-4, a double-hinged bottom support for an electric power repair tower is composed of a bearing support 100, two upper connectors 200, a connecting angle 9, a cylindrical bolt 11, etc., wherein:
as shown in fig. 1-3, the bearing support 100 is formed by welding a bottom plate 1, a vertical plate 2 and a reinforcing plate 3 by fillet welding, 6 mounting holes i 12 are uniformly reserved on the bottom plate 1, and steel bars or screws can be inserted to ensure that the bearing support is fixed on a flat ground.
Two risers 2 are vertically welded in the short side direction of the parallel bottom plate 1, hinge mounting holes I13 hinged with the upper connecting piece 200 are correspondingly reserved on the two risers 2, and the reinforcing plate 3 is welded between the two risers 2 in parallel with the bottom plate 1 and used for laterally supporting the risers 2.
The upper connecting piece 200 is formed by welding a hinged connecting plate 4, a mounting flat plate 5, a supporting plate I6, a supporting plate II 7, a reinforcing triangular plate 8 and a rib plate 10, wherein the center of the lower surface of the mounting flat plate 5 is vertically provided with the flat plate 5, two mutually parallel hinged connecting plates 4 are welded, the distance between the hinged connecting plates 4 is slightly larger than the thickness of the vertical plate 2 by 4-8 mm (namely, clearance fit), the mounting requirement is met, the clamp-type structure is realized, the shape of the hinged connecting plates 4 is an inverted triangle, and the clamp-type structure can be of course also be in other shapes; the hinged connection plates 4 are reserved with hinged mounting holes II 14 for connection with the risers 2 on the bearing base 100. The distance from the center of the hinge mounting hole II 14 reserved on the hinge connection plate 4 to the lower surface of the mounting plate 5 is larger than half of the upper rectangular width of the vertical plate 2, and the design is common sense design, so that interference is prevented during rotation.
The rib plates 10 are welded on two sides of the hinged connecting plate 4 for reinforcement; the supporting plate I6 is vertically welded on the upper surface of the installation flat plate 5, the supporting plate I6 and the hinged connecting plate 4 are mutually parallel (namely vertically arranged), the distance between the supporting plate I6 and the center of the installation flat plate 5 meets the connection requirement of an upper module component (namely the welded position size is matched with the upper module component), the inner side and the outer side of the supporting plate I6 are respectively vertically supported by the supporting plate II 7 and the reinforcing triangular plate 8 in a welding mode, the supporting plate II 7 and the reinforcing triangular plate 8 are connected in the same plane. The included angle 2 alpha between the two support plates II 7 on the single connecting piece is suitable for connection of the inverted triangle and inverted trapezoid structures on the side part of the upper module (namely, the included angle alpha is matched with the installation angle of the upper module), and the specific angle is determined according to the connecting component of the upper emergency repair tower. Bolt holes are reserved in the support plates I6 and II 7, and the diameters and the number of the bolt holes are determined by the stress calculation of the upper module rod pieces.
In fig. 1 and 3, the double-hinged bottom support is composed of 1 bearing support 100 and 2 upper connectors 200, the 2 upper connectors 200 are connected by connecting 2 connecting angle steels 9 (i.e. two connecting angle steels are arranged in front and back as seen in fig. 3), the connecting angle steels 9 are parallel to the long side direction of the bottom plate 1, and bolts or welding mode can be adopted for connection between the connecting angle steels 9 and the plate support plate ii 7 to ensure that the upper 2 upper connectors 200 rotate integrally.
In fig. 1 and 3, the bearing support 100 and the 2 upper connectors 200 are assembled by 2 cylindrical bolts 11, and the cylindrical bolts 11 pass through the hinge mounting holes i 13 and ii 14 of the risers 2 and the hinge connection plate 4 at the same time, and are matched with the mounting nuts.
The diameters of the hinge mounting holes I13, II 14 and 11 are calculated and determined by the load condition of the upper module, and the edge distance of the round holes meets the requirements in the latest relevant specifications.
It should be noted that, in the design, in the double-hinged bottom support, the overall height of the riser 2 of the bearing support 100, the installation position and width of the reinforcing plate 3, and the height and diameter of the hinge installation hole i 13 need to satisfy the requirement that the upper connector 200 rotates 180 ° or more around the center of the hinge installation hole i 13, so as to ensure that the double-hinged support satisfies the installation requirement of horizontal assembly and rotational erection.
The foregoing description is only a preferred embodiment of the present utility model, and is not intended to limit the utility model, but any minor modifications, equivalents, and improvements made to the above embodiment according to the technical substance of the present utility model should be included in the scope of the technical solution of the present utility model.
Claims (5)
1. The double-hinge bottom support is applied to an electric power rush-repair tower and is characterized by comprising a bearing support (100), two upper connecting pieces (200), connecting angle steel (9) and a cylindrical bolt (11), wherein the bearing support (100) comprises a bottom plate (1) and vertical plates (2), two vertical plates (2) are vertically arranged in parallel to the short side direction of the bottom plate (1), and hinge mounting holes I (13) hinged with the upper connecting pieces (200) are correspondingly reserved in the two vertical plates (2);
the upper connecting piece (200) comprises a hinged connecting plate (4), a mounting flat plate (5), a supporting plate I (6) and a supporting plate II (7), wherein two hinged connecting plates (4) which are parallel to each other are arranged in the center of the lower surface of the mounting flat plate (5) and perpendicular to the mounting flat plate (5), hinged mounting holes II (14) are reserved in the hinged connecting plate (4), the supporting plate I (6) is vertically arranged on the upper surface of the mounting flat plate (5), and two supporting plates II (7) are symmetrically arranged on the inner side of the supporting plate I (6);
the bearing support (100) is connected with 2 upper connecting pieces (200) through 2 cylindrical bolts (11), and the cylindrical bolts (11) penetrate through a hinged mounting hole I (13) on the vertical plate (2) and a hinged mounting hole II (14) on the hinged connecting plate (4);
the 2 upper connecting pieces (200) are connected through connecting angle steel (9).
2. A double-hinged bottom support for use on an electrical power repair tower according to claim 1, wherein: the vertical plate structure further comprises a reinforcing plate (3), wherein the reinforcing plate (3) is welded between the two vertical plates (2) in parallel to the bottom plate (1) and is used for laterally supporting the vertical plates (2).
3. A double-hinged bottom support for use on an electrical power repair tower according to claim 1, wherein: still include strengthening set square (8), backup pad I (6) outside is provided with strengthening set square (8).
4. A double-hinged bottom support for use on an electrical power repair tower according to claim 1, wherein: bolt holes are reserved in the support plate I (6) and the support plate II (7).
5. A double-hinged bottom support for use on an electrical power repair tower according to claim 1, wherein: and rib plates (10) are welded on two sides of the hinged connecting plate (4) for reinforcing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321973324.4U CN220550943U (en) | 2023-07-26 | 2023-07-26 | Double-hinge bottom support applied to electric power rush-repair tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321973324.4U CN220550943U (en) | 2023-07-26 | 2023-07-26 | Double-hinge bottom support applied to electric power rush-repair tower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220550943U true CN220550943U (en) | 2024-03-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321973324.4U Active CN220550943U (en) | 2023-07-26 | 2023-07-26 | Double-hinge bottom support applied to electric power rush-repair tower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220550943U (en) |
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2023
- 2023-07-26 CN CN202321973324.4U patent/CN220550943U/en active Active
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