CN215419540U - Cable terminal mounting structure in transformer substation - Google Patents
Cable terminal mounting structure in transformer substation Download PDFInfo
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- CN215419540U CN215419540U CN202121979635.2U CN202121979635U CN215419540U CN 215419540 U CN215419540 U CN 215419540U CN 202121979635 U CN202121979635 U CN 202121979635U CN 215419540 U CN215419540 U CN 215419540U
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- stand
- fixed
- grounding box
- mounting structure
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Abstract
The utility model discloses a cable terminal installation structure in a transformer substation, which comprises upright posts, a cable installation rack, supporting seats and a grounding box assembly, wherein a plurality of upright posts are vertically arranged and are sequentially arranged in a straight line at intervals, the cable installation rack is horizontally placed and stretches across the upper parts of the upright posts, the top end of each upright post is connected with the bottom surface of the cable installation rack through one supporting seat, a plurality of cable terminals are arranged on the upper surface of the cable installation rack at intervals, the bottom ends of the upright posts are fixed with the ground, and the grounding box assembly is arranged on the outer peripheral surface of one upright post. The utility model has the advantages that: the support is additionally arranged at the position, close to the enclosing wall, of the outgoing line framework of the transformer substation, and the arrangement of a cable terminal tower is replaced, so that the occupied area is effectively saved.
Description
Technical Field
The utility model relates to the field of transmission line equipment, in particular to a cable terminal installation structure in a transformer substation.
Background
At present, most of the 110kV outgoing lines of 220kV transformer substations are in an overhead form, but the outgoing line is often limited due to the influence of factors such as terrain, planning and existing line layout, and construction difficulty is brought.
Aiming at the problem, the existing main method is to arrange a cable terminal tower outside a transformer substation enclosure, and an overhead line is led out from a framework to the rear of the terminal tower and goes to the ground, however, the method is sometimes slightly obtrusive and not beautiful, and needs a new pole tower, and the new pole tower needs to meet the policy requirements, so the approval difficulty is high, the occupied area is large, and the investment is large.
SUMMERY OF THE UTILITY MODEL
Utility model purpose: aiming at the problems, the utility model aims to provide a cable terminal installation structure in a transformer substation, which realizes the 110kV outgoing line of a 220kV transformer substation, solves the problem of large-area occupation outside the transformer substation and saves investment.
The technical scheme is as follows: the utility model provides a cable termination mounting structure in transformer substation, includes stand, cable mounting bracket, supporting seat, ground connection case subassembly, the stand is vertical to be equipped with many and interval in proper order and is a word arrangement, the cable mounting bracket level is placed and is spaned a plurality ofly the top of stand, every the top of stand respectively through a supporting seat with the bottom surface of cable mounting bracket is connected, and cable termination is in surface interval installs a plurality ofly on the cable mounting bracket, the bottom and the ground of stand are fixed, one of them install on the outer peripheral face of stand ground connection case subassembly.
Further, the cable mounting bracket includes horizontal pole, stiffener, the horizontal pole with stiffener mutually perpendicular, horizontal pole parallel interval is equipped with two, spanes in many the top of stand, two liang of parallel intervals of stiffener set up in pairs, follow the length direction of horizontal pole interval in proper order sets up many to and respectively with two the bottom of horizontal pole is fixed, the logarithm of stiffener with the radical of stand equals, and is every right the stiffener respectively with one that corresponds supporting seat on the stand is fixed, cable terminal erects and installs in two on the horizontal pole.
Preferably, the length of the cross rods is 5300-5500 mm, and the distance between the two cross rods is 340-430 mm.
Furthermore, a plurality of pairs of mounting holes are formed in the cross rod at intervals, each pair of mounting holes in the two cross rods correspond to each other in sequence to form a plurality of hole groups for mounting the cable terminal, and each hole group comprises four mounting holes with rectangular connecting lines.
Preferably, the interval between the two mounting holes of each pair on the cross rod is 320-350 mm.
Further, the supporting seat comprises a capping steel plate and a channel steel, the bottom surface of the channel steel is fixed to the bottom surface of the capping steel plate, the bottom surface of the capping steel plate is fixed to the top end of the stand column, and the top surface of the channel steel is connected with the bottom surface of the cable mounting frame.
Further, the ground box subassembly includes ground box support, ground box support angle steel, ground box fixed steel sheet, ground box support one side with the outer peripheral face of stand is fixed, a ground box fixed steel sheet side passes through ground box support angle steel with the relative opposite side of ground box support is connected, the ground box install in on the another side of ground box fixed steel sheet.
Furthermore, the structure further comprises a base, wherein a blind hole is formed in the top of the base along the vertical direction of the base downwards, and the bottom end of the upright post is inserted into the blind hole to be fixed and fastened with the base through a reinforcing rib.
Further, the number of the columns is equal to the number of the cable terminals.
Preferably, the height above the ground of the upright post is 3200-3300 mm.
Has the advantages that: compared with the prior art, the utility model has the advantages that: the support is additionally arranged at the position, close to the enclosing wall, of the outgoing line framework of the transformer substation, and the arrangement of a cable terminal tower is replaced, so that the occupied area is effectively saved.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a side view of the cable termination of the present invention after installation;
FIG. 3 is a schematic front view of the cable termination of the present invention after installation;
FIG. 4 is a schematic top view of the present invention;
fig. 5 is an enlarged view X of fig. 4.
Detailed Description
The present invention will be further illustrated with reference to the following figures and specific examples, which are to be understood as merely illustrative and not restrictive of the scope of the utility model.
A cable terminal installation structure in a transformer substation comprises a stand column 1, a cable installation frame 2, a support base 3, a grounding box assembly 4 and a base 5 as originally thought in figure 1.
Upright 1 is vertical to be equipped with many and interval in proper order and is a word arrangement, and the bottom of every upright 1 sets up a base 5, and the blind hole 51 has been seted up along its vertical downwards in the 5 tops of base, the bottom of upright 1 inserts in the blind hole 51 fixed and through strengthening rib 52 and base 5 fastening. When the installation, base 5 buries in the ground for the terrain clearance of stand 1 is 3200 ~ 3300 mm.
The cable mounting rack 2 is horizontally arranged and stretches over a plurality of upright columns 1, the top end of each upright column 1 is connected with the bottom surface of the cable mounting rack 2 through a supporting seat 3, each supporting seat 3 comprises a capping steel plate 31 and a channel steel 32, the bottom surface of the channel steel 32 is fixed with the bottom surface of the capping steel plate 31, the bottom surface of the capping steel plate 31 is fixed with the top end of the upright column 1, the top surface of the channel steel 32 is connected with the bottom surface of the cable mounting rack 2, the cable mounting rack 2 comprises a cross rod 21, stiffener 22, horizontal pole 21 and stiffener 22 mutually perpendicular, the parallel interval of horizontal pole 21 is equipped with two, spanes in many stands 1's top, and two liang of parallel intervals of stiffener 22 become to setting up, and the length direction along horizontal pole 21 interval sets gradually many pairs and respectively with two the bottom of horizontal pole 21 is fixed, and the logarithm of stiffener 22 equals with stand 1's radical, and every channel-section steel 32 on every stiffener 22 respectively with a corresponding stand 1 is fixed. The length of horizontal pole 21 is 5300 ~ 5500mm, and the interval between two horizontal poles 21 is 340 ~ 430 mm.
The cross rod 21 is provided with a plurality of pairs of mounting holes 211 at intervals, the interval between each pair of two mounting holes 211 on the cross rod 21 is 320-350 mm, each pair of mounting holes 211 on the two cross rods 21 sequentially correspond to each other to form a plurality of groups of hole groups for mounting the cable terminal 100, each group of hole groups comprises four mounting holes 211 with rectangular connecting lines, the cable terminal 100 is respectively provided with one hole group at each group, each cable terminal 100 is respectively erected and mounted on the two cross rods 21, and the number of the upright posts 1 is equal to the number of the cable terminals 100.
The outer peripheral surface of one of the upright posts 1 is provided with a grounding box assembly 4, the grounding box assembly 4 comprises a grounding box support 41, a grounding box support angle steel 42, a grounding box fixing steel plate 43 and a grounding box 44, one side of the grounding box support 41 is fixed with the outer peripheral surface of the upright post 1, one side surface of the grounding box fixing steel plate 43 is connected with the opposite side surface of the grounding box support 41 through the grounding box support angle steel 42, and the grounding box 44 is arranged on the other side surface of the grounding box fixing steel plate 43.
From the perspective of environmental friendliness and resource conservation, the cable terminal tower is not arranged outside the enclosure of the 220kV transformer substation, but the cable terminal tower is additionally arranged at the position, close to the enclosure, of the outgoing line framework of the transformer substation, and the cable is directly lapped with the transformer equipment after entering the transformer substation. The cable is attached to the outer peripheral surface of the upright post along the upright post through the hoop 200. The utility model provides a cable terminal installation mode in a transformer substation, which can solve the problem of large-area occupation outside the transformer substation, save investment, is safe and attractive, and accords with the concept of environment-friendly and resource-saving of the national network.
Claims (10)
1. The utility model provides a cable termination mounting structure in transformer substation which characterized in that: including stand (1), cable mounting bracket (2), supporting seat (3), ground connection box subassembly (4), stand (1) is vertical to be equipped with many and be a word arrangement in proper order at the interval, cable mounting bracket (2) level is placed and is spaned a plurality of the top of stand (1), every the top of stand (1) respectively through a supporting seat (3) with the bottom surface of cable mounting bracket (2) is connected, and cable terminal (100) are in surface interval installs a plurality ofly on cable mounting bracket (2), the bottom and the ground of stand (1) are fixed, one of them install on the outer peripheral face of stand (1) ground connection box subassembly (4).
2. The cable termination mounting structure in a substation according to claim 1, wherein: cable mounting bracket (2) include horizontal pole (21), stiffener (22), horizontal pole (21) with stiffener (22) mutually perpendicular, horizontal pole (21) parallel interval is equipped with two, spanes in many the top of stand (1), two liang of parallel intervals of stiffener (22) become to setting up, follow the length direction of horizontal pole (21) interval in proper order sets up many pairs and respectively with two the bottom of horizontal pole (21) is fixed, the logarithm of stiffener (22) with the radical of stand (1) equals, and is every right stiffener (22) respectively with one that corresponds supporting seat (3) on stand (1) are fixed, cable terminal (100) erect install in two on horizontal pole (21).
3. The cable termination mounting structure in a substation according to claim 2, wherein: the length of horizontal pole (21) is 5300 ~ 5500mm, two the interval between horizontal pole (21) is 340 ~ 430 mm.
4. The cable termination mounting structure in a substation according to claim 2, wherein: the cable terminal is characterized in that a plurality of pairs of mounting holes (211) are formed in the cross rod (21) at intervals, every pair of the mounting holes (211) in the cross rod (21) correspond to each other in sequence to form a plurality of groups of hole groups for mounting the cable terminal (100), and each group of hole groups comprises four mounting holes (211) with connecting lines in a rectangular shape.
5. The cable termination mounting structure in a substation according to claim 4, wherein: the interval between two mounting holes (211) of each pair on the cross rod (21) is 320-350 mm.
6. The cable termination mounting structure in a substation according to claim 1, wherein: the supporting seat (3) comprises a capping steel plate (31) and a channel steel (32), the bottom surface of the channel steel (32) is fixed to the bottom surface of the capping steel plate (31), the bottom surface of the capping steel plate (31) is fixed to the top end of the stand column (1), and the top surface of the channel steel (32) is connected with the bottom surface of the cable mounting frame (2).
7. The cable termination mounting structure in a substation according to claim 1, wherein: grounding box subassembly (4) include grounding box support (41), grounding box support angle steel (42), the fixed steel sheet of grounding box (43), grounding box (44), grounding box support (41) one side with the outer peripheral face of stand (1) is fixed, the fixed steel sheet of grounding box (43) a side passes through grounding box support angle steel (42) with the relative opposite side of grounding box support (41) is connected, grounding box (44) install in on the another side of the fixed steel sheet of grounding box (43).
8. The cable termination mounting structure in a substation according to claim 1, wherein: still include base (5), base (5) top has seted up blind hole (51) along its vertical downward the bottom of stand (1) is inserted fixed and through strengthening rib (52) with base (5) fastening in blind hole (51).
9. The cable termination mounting structure in a substation according to claim 1, wherein: the number of the columns (1) is equal to the number of the cable terminals (100).
10. The cable termination mounting structure in a substation according to claim 1, wherein: the height above the ground of stand (1) is 3200 ~ 3300 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121979635.2U CN215419540U (en) | 2021-08-20 | 2021-08-20 | Cable terminal mounting structure in transformer substation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121979635.2U CN215419540U (en) | 2021-08-20 | 2021-08-20 | Cable terminal mounting structure in transformer substation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215419540U true CN215419540U (en) | 2022-01-04 |
Family
ID=79664016
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121979635.2U Active CN215419540U (en) | 2021-08-20 | 2021-08-20 | Cable terminal mounting structure in transformer substation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215419540U (en) |
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2021
- 2021-08-20 CN CN202121979635.2U patent/CN215419540U/en active Active
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