CN210517719U - Large-gradient cable truss structure - Google Patents
Large-gradient cable truss structure Download PDFInfo
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- CN210517719U CN210517719U CN201921810034.1U CN201921810034U CN210517719U CN 210517719 U CN210517719 U CN 210517719U CN 201921810034 U CN201921810034 U CN 201921810034U CN 210517719 U CN210517719 U CN 210517719U
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Abstract
The utility model discloses a heavy grade cable truss structure, this cable truss install at the slope subaerially, the cable truss includes: the main truss is suspended above the slope ground and is formed by sequentially connecting a plurality of trusses along the slope direction; the support comprises a main column, a stay bar, a main beam and a first connecting pull rod, wherein the main column and the stay bar are respectively arranged on two sides of a main truss, the main column is vertically arranged, the bottom end of the main column is connected to the slope main column, the stay bar is horizontally arranged, one end of the stay bar is connected to the slope stay bar, the other end of the stay bar is vertically connected to the main column, the main beam is horizontally connected between the two main columns, the main beam is used for bearing the truss beam, and two sides of the upper portion of the main column are respectively connected with the truss beam through the first connecting pull rod. The utility model discloses can solve among the prior art and install the civil engineering that the cable truss exists on domatic with high costs, technical problem such as difficult construction.
Description
Technical Field
The utility model relates to a heavy grade cable truss structure belongs to cable truss technical field.
Background
According to the regulations of the design standards of electric power engineering cables (GB 50217-2018) and the technical regulations of urban electric power cable line design (DL/T5221-2016), the longitudinal slope ratio of the urban cable trench and the urban cable tunnel cannot be too large, the slope is large, and the difficulty in laying and installing the cable is caused. Along with the shortage of urban land, many overhead lines have to be moved into the land and run through ground wire cables, and many suburb terrains in cities are complex and have large gradients, so that the civil engineering cost is too high if a tunnel excavation mode is adopted, the collapse is easy to generate, and the overhaul is difficult.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is: the utility model provides a big gradient cable truss structure to solve among the prior art that the civil engineering cost that exists of installation cable truss on domatic is high, technical problem such as difficult construction.
The technical scheme of the utility model is that: a large-gradient cable truss structure, which is installed on a sloped ground, wherein the cable truss comprises:
the main truss is suspended above the ground of the slope and formed by sequentially connecting a plurality of trusses along the slope direction, the bottom end of the main truss is connected to a slope bottom truss foundation, the upper end of the main truss is connected to a slope top truss foundation, and the trusses comprise truss girders;
the support comprises a main column, a stay bar, a main beam and a first connecting pull rod, wherein the main column and the stay bar are respectively arranged on two sides of a main truss, the main column is vertically arranged, the bottom end of the main column is connected to the slope main column, the stay bar is horizontally arranged, one end of the stay bar is connected to the slope stay bar, the other end of the stay bar is vertically connected to the main column, the main beam is horizontally connected between the two main columns, the main beam is used for bearing the truss beam, and two sides of the upper portion of the main column are respectively connected with the truss beam through the first connecting pull rod.
Preferably, the support further comprises a second coupling pull rod connected between the bottom surface of the stay bar and the lower portion of the main column.
Preferably, the support further comprises a third coupling pull rod, and the third coupling pull rod is connected between the bottom surface of the truss girder and the lower portion of the main column.
Preferably, the support further comprises a fourth connecting pull rod, and the fourth connecting pull rod is connected between the upper portion of the main column and the main beam.
Preferably, the support further comprises a fifth connecting pull rod, and two ends of the fifth connecting pull rod are respectively connected with the two main columns.
Preferably, the number of the fifth connecting pull rods is three, and the fifth connecting pull rods are arranged at the lower part of the main column, wherein the fifth connecting pull rods at the middle position are horizontally arranged, and the two fifth connecting pull rods at the upper and lower positions are arranged in a crossed manner.
Preferably, the cable truss further includes: the supporting columns are perpendicular to the trend of the main truss, the bottom ends of the supporting columns are connected to the slope supporting column foundation, and the top ends of the supporting columns are perpendicularly connected to the bottom surface of the truss girder.
Preferably, be equipped with montant and horizontal pole on the dagger, the bottom of montant is connected on the dagger, the top of montant is connected on the truss roof beam, the one end of horizontal pole is connected on the dagger, the other end is connected on the truss roof beam.
Preferably, a reinforcing rod is further connected between the vertical rod and the supporting column.
Preferably, an obliquely arranged supporting arm is cast and fixed in the pitched roof truss foundation, and the top end of the supporting arm is connected with the main truss.
The utility model has the advantages that: the utility model discloses an installing support on domatic, by support bearing owner truss, the support is by the principal post, the vaulting pole, girder and first hookup pull rod etc. are constituteed, wherein set up a principal post and a vaulting pole respectively in the both sides of principal truss, the vertical setting of principal post, its bottom is connected on domatic principal post basis, the vaulting pole level sets up, its one end is connected on domatic support post basis, the other end is connected perpendicularly on the principal post, girder horizontal connection is between two principal posts, the girder is used for bearing truss roof beam, the upper portion both sides of principal post link to each other with the truss roof beam through first hookup pull rod respectively, through above structure, can make the support can satisfy the installation of the domatic cable truss of great slope. The utility model discloses be particularly suitable for being used for the installation of the cable truss in the great area of suburb topography slope proportion, its adaptation slope can reach 45.
Drawings
FIG. 1 is a plan view of a high-grade cable truss structure in one embodiment;
FIG. 2 is a cross-sectional view of one embodiment of a high-grade cable truss structure;
FIG. 3 is an enlarged view of the junction of the main truss and the slope bottom truss foundation;
FIG. 4 is an enlarged view of the junction of the main truss with the brace and the brace;
FIG. 5 is an enlarged view of the junction of the main truss and the pitched roof truss foundation;
FIG. 6 is an elevational, sectional view of the holder;
FIG. 7 is a side sectional view of the stent;
description of reference numerals:
100, embedding anchor bolts at 110 positions of a slope bottom truss foundation;
200 main trusses, 210 truss girders, 220 stop girders;
300 pitched roof truss foundations, 310 supporting arms;
400 main column, 410 stay bar, 420 slope main column foundation, 430 third connecting pull bar, 440 second connecting pull bar, 450 first connecting pull bar, 460 main beam, 470 fourth connecting pull bar, 480 fifth connecting pull bar, 490 slope stay bar foundation;
500 chaplets, 510 sloping surface chaplet foundations, 520 transverse rods, 530 vertical rods and 540 reinforcing rods.
Detailed Description
In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention can be embodied in many different forms other than those specifically described herein, and it will be apparent to those skilled in the art that similar modifications can be made without departing from the spirit and scope of the invention, and it is therefore not to be limited to the specific embodiments disclosed below.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Fig. 1 is a plan view of a high-gradient cable truss structure according to an embodiment, and fig. 2 is a sectional view of the high-gradient cable truss structure according to an embodiment. The large-gradient cable truss structure in the present embodiment includes a slope bottom truss foundation 100, a slope top truss foundation 300, a main truss 200, a bracket, and a brace 500.
Referring to fig. 3, the slope bottom truss foundation 100, which mainly serves to support the bottom end of the main truss 200, is generally formed by pouring reinforced concrete.
Referring to fig. 5, the pitched roof truss foundation 300, which mainly serves to support the upper end of the main truss 200, is generally formed by pouring reinforced concrete.
Referring to fig. 4, the main truss 200 is mainly used for laying and installing cables, is suspended above the ground of a slope, and is formed by sequentially connecting a plurality of trusses along the slope direction. Specifically, the bottom end of the main truss 200 is connected to the slope bottom truss foundation 100, for example, the bottom end of the main truss 200 may be fixed by embedding an anchor bolt 110 in the slope bottom truss foundation 100; the upper end of the main truss 200 is connected to the pitched roof truss base 300, and in order to support and suspend the main truss 200, an obliquely arranged supporting arm 310 may be cast and fixed in the pitched roof truss base 300, the top end of the supporting arm 310 is connected to the top end of the main truss 200, and preferably, the supporting arm 310 is vertically connected to the main truss 200.
The connection of the girders to the girders is known to the person skilled in the art and can be fixed, for example, by bolting. Generally, the truss is composed of truss beams 210 and stop beams 220 to form a trough frame, and when in use, the cables are laid along the running direction of the trough.
Referring to fig. 4, 6 and 7, the support is mainly used to support the main truss 200 at a position where the distance between the main truss 200 and the slope is large, and a plurality of supports may be arranged at intervals according to the length of the main truss 200, so as to effectively support the weight of the main truss 200 for a long time. The support includes a main column 400, a main beam 460, a first linkage tie 450, a second linkage tie 440, a third linkage tie 430, a fourth linkage tie 470, a fifth linkage tie 480, and a brace 410.
The main columns 400 mainly serve to pull and fix the main girder 200. The number of the main columns 400 of each support is 2, and the main columns are respectively arranged on two side surfaces of the main truss 200. The main columns 400 are arranged vertically, and the bottom ends of the main columns are connected to a slope main column foundation 420. The slope main column foundation 420 is formed by pouring reinforced concrete.
The main beams 460 mainly serve to support the main truss 200. The main beam 460 is horizontally connected between the two main columns 400, and the bottom surface of the truss beam 210 abuts against the main beam 460 when installed. Specifically, a connecting block may be welded to the opposite wall surfaces of the two main columns 400, and both ends of the main beam 460 may be welded or bolted to the connecting block, but of course, both ends of the main beam 460 may also be directly welded or bolted to the main columns 400.
The stay 410 is mainly used to fix the main column 400, thereby improving the supporting reliability of the main column 400. Each main column 400 is correspondingly provided with a stay bar 410, the stay bar 410 is horizontally arranged, one end of the stay bar 410 is connected to a slope stay foundation 510, and the other end of the stay bar is vertically connected to the main column 400. The slope brace foundation 490 is cast of reinforced concrete. Specifically, an anchor bolt horizontally disposed in the slope brace base 490 fixes one end of the brace 410 by the anchor bolt, and the other end of the brace 410 may be welded or bolted to the main column 400.
The first coupling tie rod 450 is mainly used to pull and fix the main girder 200. Specifically, two primary columns 400 are provided, and one end of each primary connecting tension rod 450 is fixedly connected to the primary columns 400, and the other end is fixedly connected to the truss girder 210. The two first tie rods 450 of each main column 400 are arranged in opposite directions, one of which is connected to the truss girder 210 in front of the main column 400 and the other of which is connected to the truss girder 210 behind the main column 400.
The second tie rod 440 is mainly used to reinforce the stability of the main column 400 and the stay 410. Specifically, a second tie rod 440 is installed between each main column 400 and the bottom surface of the corresponding stay 410.
The third coupling tie rod 430 is mainly used for reinforcing the stability of the main column 400 and the truss girder 210. Specifically, a third coupling tie rod 430 in a horizontal state is installed at the lower portion of each main column 400 and the bottom surface of the truss girder 210, and a branch coupling tie rod in a vertical state is installed at the middle position of the third coupling tie rod 430 and the bottom surface of the truss girder 210, so as to further improve the stability of the main columns 400 and the truss girder 210 and improve the stress strength.
The fourth tie bar 470 is mainly used to enhance the connection reliability between the main column 400 and the main beam 460. Specifically, a fourth connecting rod is installed between the upper portion of each main column 400 and the main beam 460, wherein the connecting end of the main column 400 is positioned higher than the connecting end of the main beam 460, so as to pull the main beam 460 upward.
The fifth tie rod 480 is mainly used to enhance the connection reliability between the two main columns 400 on the same bracket, thereby ensuring the reliability of the bracket as a whole. Specifically, the number of the fifth coupling rods 480 is three, and the fifth coupling rods 480 are disposed at the lower portion of the main column 400, wherein the fifth coupling rods 480 at the middle position are horizontally arranged, and the two fifth coupling rods 480 at the upper and lower positions thereof are arranged to cross.
Referring to fig. 4, the brace 500 is mainly used to support the main truss 200 at a position where the distance between the main truss 200 and the slope surface is small, and meanwhile, 2-3 supports are arranged on the slope surface, and the brace 500 is arranged between the supports to improve the supporting effect. Specifically, the brace 500 is disposed perpendicular to the main truss 200, the bottom end of the brace 500 is connected to the slope brace foundation 510, and the top end of the brace 500 is vertically connected to the bottom surface of the truss girder 210. The slope brace foundation 510 is cast of reinforced concrete. Specifically, an anchor bolt may be horizontally disposed in the slope brace foundation 510, and one end of the brace 410 may be fixed by the anchor bolt, and the other end of the brace 410 may be welded or bolted to the truss girder 210.
Preferably, a vertical rod 530 and a horizontal rod 520 are disposed on the brace 500, the bottom end of the vertical rod 530 is connected to the brace 500, the top end of the vertical rod 530 is connected to the truss girder 210, one end of the horizontal rod 520 is connected to the brace 500, and the other end is connected to the truss girder 210. Preferably, a reinforcing rod 540 is further connected between vertical rod 530 and brace 500, and the reinforcing rod 540 is horizontally arranged.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (10)
1. A large-gradient cable truss structure, which is installed on a sloped ground, wherein the cable truss comprises:
the main truss (200) is mounted above the slope ground in a suspended mode and formed by sequentially connecting a plurality of trusses along the slope direction, the bottom end of the main truss (200) is connected to a slope bottom truss foundation (100), the upper end of the main truss (200) is connected to a slope top truss foundation (300), and the trusses comprise truss girders (210);
the support, including principal post (400), vaulting pole (410), girder (460) and first hookup pull rod (450) the both sides of main truss (200) set up a principal post (400) and a vaulting pole (410) respectively, the vertical setting of principal post (400), its bottom is connected on domatic principal post basis (420), vaulting pole (410) level sets up, and its one end is connected on domatic vaulting post basis (510), and the other end is connected perpendicularly on principal post (400), girder (460) horizontal connection is between two principal posts (400), girder (460) are used for the bearing truss roof beam (210), the upper portion both sides of principal post (400) respectively through first hookup pull rod (450) with truss roof beam (210) link to each other.
2. The high-gradient cable truss structure as claimed in claim 1, wherein the support frame further comprises a second tie bar (440), the second tie bar (440) being connected between a bottom surface of the brace bar (410) and a lower portion of the main column (400).
3. The heavy grade cable truss structure of claim 1, wherein the brace further comprises a third coupling tie (430), the third coupling tie (430) being connected between a bottom surface of the truss beam (210) and a lower portion of the main column (400).
4. The high-gradient cable truss structure as claimed in claim 1, wherein the support further comprises a fourth coupling tie (470), the fourth coupling tie (470) being connected between an upper portion of the main column (400) and the main beam (460).
5. The heavy grade cable truss structure of claim 1, wherein the support further comprises a fifth tie rod (480), and both ends of the fifth tie rod (480) are respectively connected with the two main columns (400).
6. The heavy grade cable truss structure according to claim 5, wherein the number of the fifth tie rods (480) is three, provided at a lower portion of the main column (400), wherein the fifth tie rod (480) at a middle position is horizontally arranged, and two fifth tie rods (480) at upper and lower positions thereof are crosswise arranged.
7. The high-gradient cable truss structure of any one of claims 1 to 6, wherein the cable truss further comprises:
the supporting columns (500) are perpendicular to the trend of the main truss (200), the bottom ends of the supporting columns (500) are connected to a slope supporting column foundation (510), and the top ends of the supporting columns (500) are perpendicularly connected to the bottom surface of the truss girder (210).
8. The heavy grade cable truss structure of claim 7, wherein the brace (500) is provided with a vertical rod (530) and a horizontal rod (520), the bottom end of the vertical rod (530) is connected to the brace (500), the top end of the vertical rod (530) is connected to the truss girder (210), one end of the horizontal rod (520) is connected to the brace (500), and the other end is connected to the truss girder (210).
9. The heavy grade cable truss structure of claim 8, wherein a reinforcing rod (540) is further connected between the vertical rod (530) and the brace (500).
10. The heavy grade cable truss structure of claim 7, wherein an obliquely arranged support arm (310) is cast and fixed in the pitched roof truss foundation (300), and the top end of the support arm (310) is connected with the main truss (200).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921810034.1U CN210517719U (en) | 2019-10-25 | 2019-10-25 | Large-gradient cable truss structure |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921810034.1U CN210517719U (en) | 2019-10-25 | 2019-10-25 | Large-gradient cable truss structure |
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| CN210517719U true CN210517719U (en) | 2020-05-12 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110635431A (en) * | 2019-10-25 | 2019-12-31 | 中国电建集团贵州电力设计研究院有限公司 | A large slope cable truss |
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2019
- 2019-10-25 CN CN201921810034.1U patent/CN210517719U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110635431A (en) * | 2019-10-25 | 2019-12-31 | 中国电建集团贵州电力设计研究院有限公司 | A large slope cable truss |
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