CN218263963U - Assembled basis of transmission line - Google Patents
Assembled basis of transmission line Download PDFInfo
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- CN218263963U CN218263963U CN202120298584.0U CN202120298584U CN218263963U CN 218263963 U CN218263963 U CN 218263963U CN 202120298584 U CN202120298584 U CN 202120298584U CN 218263963 U CN218263963 U CN 218263963U
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 20
- 230000000903 blocking effect Effects 0.000 claims abstract description 5
- 229910000831 Steel Inorganic materials 0.000 claims description 31
- 239000010959 steel Substances 0.000 claims description 31
- 230000003014 reinforcing effect Effects 0.000 claims description 13
- 239000000463 material Substances 0.000 claims description 10
- 238000010276 construction Methods 0.000 description 10
- 238000011065 in-situ storage Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000009417 prefabrication Methods 0.000 description 1
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Abstract
The utility model discloses an assembly type foundation of a power transmission line, which comprises a plurality of base blocks, upright posts and flange plates; a plurality of bases are combined and spliced into a combined base in a blocking way, and the combined base is at least one layer; the stand column is vertically arranged at the center of the top surface of the combined base, the flange plate is anchored at the outer edge of the bottom end of the stand column, vertical embedded bolts are embedded in the base blocks which are in contact with the stand column, the embedded bolts correspond to the bolt holes of the flange plate in position, and the top ends of the embedded bolts protrude out of the top surface of the base blocks and are fixed with the flange plate through nuts. The single structure is small in size, light in weight, convenient to process and transport, simple in splicing mode and high in overall strength, reliability and safety are improved, the single structure is also suitable for power transmission lines with different voltage grades, the single structure can be expanded according to actual requirements, and applicability is high.
Description
The technical field is as follows:
the utility model relates to an assembled basis especially relates to a transmission line's assembled basis.
Background art:
the foundation structure of the power transmission line is a key structure for ensuring the safety and reliability of the power transmission line, at present, the foundation of the power transmission line is generally finished by in-situ pouring, concrete pouring maintenance, in-situ template erection and reinforcement bar binding are required, the open time of a foundation pit is long, and the quality discreteness of a finished product of the in-situ pouring foundation is large; moreover, the safety risk and noise pollution of the site construction are large, the surrounding environment is greatly influenced, and the concrete is very difficult to maintain particularly in winter construction. The foundation structure of present transmission line also has the condition through whole prefabrication, but because transmission line's foundation structure need satisfy certain size just can guarantee the firm stability of basis, lead to concrete weight heavy, the size is big, and is higher to construction machinery's requirement, and is great to the safe risk of transportation and on-the-spot installation, owing to adopt large-scale machinery, need carry out construction temporary road and build simultaneously, and carry out the place and level, need carry out mechanical lease, greatly increased construction cycle and construction cost.
The utility model has the following contents:
an object of the utility model is to provide a transmission line's assembled basis, the handling ease and the transportation, and the concatenation mode is simple, easily expands, is applicable to the transmission line of different voltage levels.
The utility model discloses by following technical scheme implement:
an assembly type foundation of a power transmission line comprises a plurality of base blocks, stand columns and flange plates;
a plurality of bases are combined and spliced into a combined base in a blocking way, and the number of the combined bases is at least one layer; the upright post is vertically arranged at the center of the top surface of the combined base, the flange plate is anchored at the outer edge of the bottom end of the upright post, vertical embedded bolts are embedded in the base blocks contacted with the upright post, the embedded bolts correspond to the bolt holes of the flange plate in position, and the top ends of the embedded bolts protrude out of the top surface of the base blocks and are fixed with the flange plate through nuts;
and anticorrosive materials are coated on the outer surfaces of the upright post, the base block, the flange plate and the combined base.
Furthermore, a vertically arranged connecting sleeve is pre-embedded in the base block;
the two base blocks which are adjacent in the horizontal direction are connected through two horizontally arranged connecting steel plates which are respectively arranged on the top surfaces and the bottom surfaces of the base blocks, at least two through holes which respectively correspond to the positions of connecting sleeves on the two adjacent base blocks are formed in the connecting steel plates, embedded grooves which correspond to the positions of the connecting steel plates are respectively formed in the top surfaces and the bottom surfaces of the base blocks, and the connecting steel plates are embedded in the embedded grooves;
the connecting screw rod penetrates through the connecting sleeve and the through hole in the connecting steel plate and then is fixed with the base in a blocking mode through the nut, and grouting materials are poured into the gap between the connecting screw rod and the connecting sleeve.
Further, the combined base is of a two-layer structure;
the positions of the connecting sleeves inside the overlapped parts of the upper and lower adjacent base blocks correspond to each other, the connecting screw rod penetrates through the upper and lower adjacent two base blocks, the connecting sleeves correspond to the inner positions of the base blocks, the connecting screw rod is fixed with the base blocks through nuts after the through holes in the connecting steel plates, and grouting materials are poured into gaps between the connecting screw rod and the connecting sleeves.
Furthermore, reinforcing rib plates are arranged between every two adjacent bolt holes in the flange plate, one end of each reinforcing rib plate is fixedly welded with the flange plate, and the other end of each reinforcing rib plate is fixedly welded with a steel structure in the upright post.
The utility model has the advantages that:
the utility model has the advantages that each individual structure has small volume, light weight, convenient processing and transportation, simple splicing mode, high integral strength, improved reliability and safety, suitability for power transmission lines with different voltage grades, expansion according to actual requirements and strong applicability; in addition, the stand column and the base are prefabricated in a factory and then assembled on site, so that the size and the modulus of the prefabricated part are easy to control, transportation and on-site assembly are facilitated, the working links of on-site concrete pouring and maintenance, on-site template erection and reinforcement are omitted, the foundation strength is guaranteed, the construction period is shortened, and the construction difficulty is reduced.
Description of the drawings:
in order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural view of a center pillar and a flange of the present invention;
FIG. 2 is a schematic top view of the structure of embodiment 1;
FIG. 3 isbase:Sub>A schematic sectional view taken along line A-A of FIG. 2;
FIG. 4 is a schematic top view of the structure of embodiment 2;
fig. 5 is a schematic sectional view taken along line B-B in fig. 4.
In the figure: the base comprises a base block 1, a stand column 2, a flange 3, a connecting screw rod 4, a connecting steel plate 5, an embedded groove 6, a reinforcing rib plate 7 and an embedded bolt 8.
The specific implementation mode is as follows:
the technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1:
as shown in fig. 1-3, the fabricated foundation of the power transmission line comprises a plurality of base blocks 1, upright posts 2 and flange plates 3;
in this embodiment, the number of the adopted base blocks 1 can be determined according to the voltage class of the power transmission line, because the higher the voltage class of the power transmission line is, the larger the external load is, the sizes of the foundation and the upright column 2 should be correspondingly increased, and the specific number of the base blocks 1 can be 4, 9, 16, and the like; in this embodiment, a combined base in which 4 base blocks 1 are combined into one layer will be described as an example.
The base block 1 is of a cuboid structure with a square cross section; 4 base blocks 1 are combined and spliced into a layer of combined base, and the cross section of the combined base is square;
a vertically arranged connecting sleeve through which a connecting screw rod 4 passes is pre-embedded in the base block 1; the two base blocks 1 which are adjacent in the horizontal direction are connected through two horizontally arranged connecting steel plates 5 which are respectively arranged on the top surface and the bottom surface of the base block 1, a plurality of through holes which respectively correspond to the positions of connecting sleeves on the two adjacent base blocks 1 are formed in the connecting steel plates 5, embedded grooves 6 which correspond to the positions of the connecting steel plates 5 are respectively formed in the top surface and the bottom surface of the base block 1, and the connecting steel plates 5 are embedded in the embedded grooves 6; the connecting screw rod 4 penetrates through the through holes in the connecting sleeve and the connecting steel plate 5 and then is fixed with the base block 1 through the nuts, and grouting materials are poured into gaps between the connecting screw rod 4 and the connecting sleeve.
The embedded groove 6 is formed, so that the connecting steel plate 5 and the connecting screw rod 4 can be prevented from protruding out of the base blocks 1, good splicing among the base blocks 1 is guaranteed, and the stability of the combined base is further guaranteed; the connecting screw rod 4 can provide a stress point for horizontal connection; the connecting steel plate 5 not only has the function of horizontally connecting the two adjacent base blocks 1, but also can have a certain supporting function on the nut, so that the stress of the nut on the base blocks 1 is reduced, and the overall firmness of the combined base is improved.
On the vertical central point who locates the combination base top surface of stand 2 put, at the inherent ring flange 3 of the outward flange anchor of stand 2 bottom, all be equipped with reinforcing rib plate 7 between two liang of adjacent bolt holes on ring flange 3, reinforcing rib plate 7's one end and ring flange 3 welded fastening, reinforcing rib plate 7's the other end and the inside steel construction welded fastening of stand 2.
Vertical embedded bolts 8 are embedded in the base block 1 which is in contact with the upright post 2, the embedded bolts 8 correspond to bolt holes of the flange plate 3 in position, and the top ends of the embedded bolts 8 protrude out of the top surface of the base block 1 and are fixed with the flange plate 3 through nuts;
and anticorrosive materials are coated on the outer surfaces of the upright post 2, the base block 1, the flange plate 3 and the combined base.
Example 2:
as shown in fig. 1, 4 and 5, the fabricated foundation of the power transmission line comprises a plurality of base blocks 1, upright posts 2 and flange plates 3;
when the firm stability of foundation and stand 2 needs further enhancement, also can assemble two-layer structure with base piecing 1, and the cross section of each layer increases in proper order from top to bottom, if the first layer is 4, the second layer is 9, etc.. In this embodiment, a combined chassis in which 4 chassis blocks 1 are used in the first layer and 9 chassis blocks 1 are used in the second layer will be described as an example.
The base block 1 is of a cuboid structure with a square cross section; the 13 base blocks 1 are combined and spliced into a combined base with a two-layer structure, and the cross section of the combined base is square.
A vertically arranged connecting sleeve through which a connecting screw rod 4 passes is pre-embedded in the base block 1; the two base blocks 1 which are adjacent in the horizontal direction are connected through two horizontally arranged connecting steel plates 5 which are respectively arranged on the top surface and the bottom surface of the base block 1, a plurality of through holes which respectively correspond to the positions of connecting sleeves on the two adjacent base blocks 1 are formed in the connecting steel plates 5, embedded grooves 6 which correspond to the positions of the connecting steel plates 5 are respectively formed in the top surface and the bottom surface of the base block 1, and the connecting steel plates 5 are embedded in the embedded grooves 6; the positions of the connecting sleeves in the overlapped parts of the two upper and lower adjacent base blocks 1 correspond to each other, the connecting screw rod 4 penetrates through the connecting sleeves in the two upper and lower adjacent base blocks 1 and the through holes in the connecting steel plates 5 and then is fixed with the base blocks 1 through nuts, and grouting materials are poured into gaps between the connecting screw rod 4 and the connecting sleeves.
The embedded groove 6 is formed, so that the connecting steel plate 5 and the connecting screw rod 4 can be prevented from protruding out of the base blocks 1, good splicing among the base blocks 1 is guaranteed, and the stability of the combined base is further guaranteed; the connecting screw rods 4 not only can longitudinally connect the base blocks 1 of the upper layer and the lower layer which are adjacent, but also can provide stress points for horizontal connection; the connecting steel plate 5 not only has the function of horizontally connecting the two adjacent base blocks 1, but also can support the nut to a certain extent, so that the stress of the nut on the base blocks 1 is reduced, and the overall firmness of the combined base is improved.
On the vertical central point who locates the combination base top surface of stand 2 put, at the inherent ring flange 3 of the outward flange anchor of stand 2 bottom, all be equipped with reinforcing rib plate 7 between two liang of adjacent bolt holes on ring flange 3, reinforcing rib plate 7's one end and ring flange 3 welded fastening, reinforcing rib plate 7's the other end and the inside steel construction welded fastening of stand 2.
Vertical embedded bolts 8 are embedded in the base block 1 which is in contact with the upright post 2, the embedded bolts 8 correspond to bolt holes of the flange plate 3 in position, and the top ends of the embedded bolts 8 protrude out of the top surface of the base block 1 and are fixed with the flange plate 3 through nuts.
And anticorrosive materials are coated on the outer surfaces of the upright column 2, the base block 1, the flange plate 3 and the combined base.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (4)
1. An assembled foundation of a power transmission line is characterized by comprising a plurality of base blocks, stand columns and flange plates;
a plurality of bases are combined into a combined base in a blocking and assembling mode, and the combined base is at least one layer; the upright post is vertically arranged at the center of the top surface of the combined base, the flange plate is anchored at the outer edge of the bottom end of the upright post, vertical embedded bolts are embedded in the base blocks contacted with the upright post, the embedded bolts correspond to the bolt holes of the flange plate in position, and the top ends of the embedded bolts protrude out of the top surface of the base blocks and are fixed with the flange plate through nuts;
and anticorrosive materials are coated on the outer surfaces of the upright post, the base block, the flange plate and the combined base.
2. The fabricated foundation of power transmission line according to claim 1, wherein a vertically arranged connecting sleeve is pre-embedded in the base block;
the two base blocks which are adjacent in the horizontal direction are connected through two horizontally arranged connecting steel plates which are respectively arranged on the top surface and the bottom surface of each base block, at least two through holes which respectively correspond to the positions of connecting sleeves on the two adjacent base blocks are formed in the connecting steel plates, embedded grooves which correspond to the positions of the connecting steel plates are respectively formed in the top surface and the bottom surface of each base block, and the connecting steel plates are embedded in the embedded grooves;
the connecting screw rod penetrates through the connecting sleeve and the through hole in the connecting steel plate and then is fixed with the base in a blocking mode through the nut, and grouting materials are poured into the gap between the connecting screw rod and the connecting sleeve.
3. The fabricated foundation of claim 2, wherein the combined base is of a two-layer structure;
the connection screw rod penetrates through the two adjacent upper and lower positions in the base blocks, the connection sleeve corresponds to the through hole in the connection steel plate, and then is fixed with the base blocks through the nut, and grouting materials are poured into gaps between the connection screw rod and the connection sleeve.
4. The fabricated foundation of claim 1, wherein a reinforcing rib plate is arranged between every two adjacent bolt holes on the flange, one end of the reinforcing rib plate is fixedly welded to the flange, and the other end of the reinforcing rib plate is fixedly welded to a steel structure in the upright.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120298584.0U CN218263963U (en) | 2021-02-02 | 2021-02-02 | Assembled basis of transmission line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120298584.0U CN218263963U (en) | 2021-02-02 | 2021-02-02 | Assembled basis of transmission line |
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| Publication Number | Publication Date |
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| CN218263963U true CN218263963U (en) | 2023-01-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202120298584.0U Active CN218263963U (en) | 2021-02-02 | 2021-02-02 | Assembled basis of transmission line |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114922219A (en) * | 2021-02-02 | 2022-08-19 | 内蒙古电力(集团)有限责任公司 | Fabricated foundation of power transmission line and construction method thereof |
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2021
- 2021-02-02 CN CN202120298584.0U patent/CN218263963U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114922219A (en) * | 2021-02-02 | 2022-08-19 | 内蒙古电力(集团)有限责任公司 | Fabricated foundation of power transmission line and construction method thereof |
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