CN110932198B - Movable cable support - Google Patents
Movable cable support Download PDFInfo
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- CN110932198B CN110932198B CN201911187264.1A CN201911187264A CN110932198B CN 110932198 B CN110932198 B CN 110932198B CN 201911187264 A CN201911187264 A CN 201911187264A CN 110932198 B CN110932198 B CN 110932198B
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- 238000009434 installation Methods 0.000 abstract description 16
- 238000010276 construction Methods 0.000 abstract description 9
- 238000004080 punching Methods 0.000 abstract description 6
- 230000006378 damage Effects 0.000 abstract description 5
- 229910000831 Steel Inorganic materials 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 238000005553 drilling Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
- H02G3/02—Details
- H02G3/04—Protective tubing or conduits, e.g. cable ladders or cable troughs
- H02G3/0456—Ladders or other supports
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mutual Connection Of Rods And Tubes (AREA)
Abstract
The invention discloses a movable cable support which comprises a lower supporting rod, an upper supporting rod and a cross support, wherein the lower end of the upper supporting rod extends into the lower supporting rod and is in sliding connection with the lower supporting rod; the problem of intensive punching on building structure especially load-bearing structure when effectively having avoided the installation expansion bolts, avoided because the installation of punching is to building structure's destruction, guarantee transformer substation's construction and fortune dimension safety.
Description
Technical Field
The invention relates to the technical field of electric power facilities, in particular to a movable cable support.
Background
At present, commonly used cable supports and bridges are fixed by embedded parts or expansion bolts. The fixing mode of the embedded part requires that the position of each support mounting foot is accurately estimated during engineering design, and the embedded part is embedded in the ground or a roof structure layer in advance before the supports and the bridge are mounted, if position deviation or error exists during support mounting, the embedded part loses the due use, the smooth mounting of the supports and the bridge is directly hindered, and the fault tolerance rate is extremely low; when the expansion bolt is fixed, holes need to be drilled on the installation surface, the drilled holes are very dense, and particularly, the drilled holes on the roof structure layer of the cable layer directly damage the bearing of the upper floor.
Disclosure of Invention
The invention aims to solve the problems and provides a movable cable support, which realizes installation without pre-embedding and drilling, effectively improves the fault tolerance rate of the cable support installation, avoids the damage of drilling to a building structure, and is free in supporting position and convenient to install.
The technical scheme adopted by the invention for solving the technical problems is as follows:
a movable cable support comprises a lower support rod, an upper support rod and a cross brace, wherein the lower end of the upper support rod extends into the lower support rod and is in sliding connection with the lower support rod, a driving mechanism for driving the upper support rod to move up and down is arranged between the lower support rod and the upper support rod, supports are arranged at the lower end of the lower support rod and the upper end of the upper support rod, the supports are in rotating connection with the corresponding support rods, a first sliding groove is formed in each support, a telescopic rod is arranged in each first sliding groove and is in sliding connection with the corresponding first sliding groove, a positioning hole is formed in each support, the telescopic rods and the supports are positioned through pin shafts, mounting plates are arranged on the cylindrical surfaces of the lower support rod and the upper support rod, a plurality of mounting holes are uniformly arranged on the mounting plates along the axial direction of the support rods, one end of the inner side of the cross brace is connected with the mounting plates, a long hole is formed in the upper end of the cross brace, and a connecting rod is arranged in the long hole, the connecting rod passes through the rectangular hole, and is fixed through the nut between connecting rod and the stull, the connecting rod upper end is equipped with the backup pad, and the backup pad both ends are equipped with the shell fragment.
Further, actuating mechanism includes the footstock, locks bolt and adjusting bolt, the footstock is located the bottom suspension vaulting pole upper end, and the bolt that locks is located the footstock lower extreme, it is equipped with the external screw thread to go up the bracing piece lower extreme, adjusting bolt and last bracing piece lower extreme threaded connection are equipped with the bearing between adjusting bolt and the footstock.
Further, the surfaces of the support and the telescopic rod are provided with first rubber layers.
Further, the support upper end is equipped with cylindrical protrusion, and the lower extreme bracing piece lower extreme is equipped with the recess, and cylindrical protrusion is equipped with first sleeve between cylindrical protrusion and the recess inner wall in going deep into the recess.
Further, the support is in a cross shape.
Furthermore, the mounting panel is evenly equipped with four along lower branch vaulting pole and last bracing piece circumference, and the contained angle between both four mounting panels is the degree.
Further, a second rubber layer is arranged at the upper end of the supporting plate.
Furthermore, be equipped with first actuating lever in the last bracing piece, pass through threaded connection between first actuating lever and the last bracing piece inner wall, be equipped with driving sleeve on the lower support lateral wall, be equipped with the second actuating lever in the driving sleeve, rotate between second actuating lever and the driving sleeve and be connected, second driving lever tip is equipped with first bevel gear, is equipped with second bevel gear on the first actuating lever, first bevel gear and second bevel gear meshing.
Furthermore, a second sleeve is arranged between the second driving rod and the driving sleeve, an end cover is arranged at one end of the outer side of the driving sleeve, one end of the second sleeve is in contact with the end cover, and the other end of the second sleeve is in contact with the first bevel gear;
and one end of the outer side of the second driving rod is provided with a turntable, the turntable is provided with four pedals, and the four pedals are uniformly arranged along the circumferential direction of the pedals.
Furthermore, a second sliding groove is formed in the outer cylindrical surface of the upper supporting rod, a sliding block is arranged at the upper end of the lower supporting rod, and the sliding block is matched with the second sliding groove.
The invention has the beneficial effects that:
1. the lower end of the upper supporting rod extends into the lower supporting rod and is connected with the lower supporting rod in a sliding mode, a driving mechanism for driving the upper supporting rod to move up and down is arranged between the lower supporting rod and the upper supporting rod, supports are arranged at the lower end of the lower supporting rod and the upper end of the upper supporting rod, the supports of the lower supporting rod are supported on the ground, the upper supporting rod is driven to move up through the driving mechanism, and the supports of the upper supporting rod are supported on a ceiling, so that the support is fixed, any embedded part and expansion bolt are not required to be arranged for fixing, the installation position can be automatically set according to the cable path, the engineering design and construction are simple, the installation is convenient, and the device is economical and easy to use; the problem of intensive punching on a building structure, particularly a bearing structure, when the expansion bolts are installed is effectively avoided, the damage to the building structure caused by punching installation is avoided, and the safety of transformer substation construction and operation and maintenance is ensured; any embedded part is not required to be arranged, the mounting position is free, the distance between the cable crossbearers of the support can be freely adjusted through the installation of bolts, and the fault tolerance rate of the design and construction operation of the cable support can be greatly improved.
2. According to the invention, the support is rotatably connected with the corresponding support rod, the first sliding groove is formed in the support, the telescopic rod is arranged in the first sliding groove, the telescopic rod is slidably connected with the first sliding groove, the support is provided with the positioning hole, the telescopic rod and the support are positioned through the pin shaft, when the support is used, the telescopic rod can be drawn out, so that the stability of the support is improved, the reliability is good, when the ground or the roof is raised, the support can be rotated to avoid the protrusion, if the support can not be rotated to avoid the protrusion, the corresponding telescopic rod can be retracted to one part, so that obstacles are avoided, the stability is improved, the bearing capacity of the support is increased, and the reliability is good.
3. According to the invention, the mounting plates are arranged on the cylindrical surfaces of the lower support rod and the upper support rod, a plurality of mounting holes are uniformly formed in the mounting plates along the axis direction of the support rods, one end of the inner side of each cross brace is connected with the mounting plate, the cross braces are angle steel, the positions of the cross braces can move up and down to adapt to cables with different heights, and the number of the cross braces can be adjusted to adapt to cables with different numbers.
4. According to the cable fixing device, the upper end of the cross brace is provided with the strip hole, the connecting rod is arranged in the strip hole and penetrates through the strip hole, the connecting rod and the cross brace are fixed through the nut, the upper end of the connecting rod is provided with the supporting plate, the two ends of the supporting plate are provided with the elastic pieces, when the cable fixing device is used, a cable is placed between the two elastic pieces, so that the cable is positioned, the position of the connecting rod can move along the strip hole, the cable fixing device is suitable for different cable positions, and the cable fixing device is good in practicability.
5. The support is in a cross shape, the cross-shaped supporting legs occupy small area, the problem that the cable inserting holes are shielded due to the fact that the support is in a whole round shape or a square shape and the like is avoided, and smooth leading and connecting of the cable are guaranteed.
6. According to the invention, four mounting plates are uniformly arranged along the circumferences of the lower support rod and the upper support rod, so that the cable can be flexibly taken according to the cable diameter during construction, mounting row holes are reserved in the cable cross support mounting plate, the cable cross support can be conveniently connected with the mounting plate through bolts, the support interval can be freely adjusted by disassembling and assembling the bolts by taking the hole interval as a unit, and the convenience and flexibility are realized.
Drawings
In order to more clearly illustrate the embodiments or technical solutions in the prior art of the present invention, the drawings used in the description of the embodiments or prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is an enlarged view of a portion A of FIG. 1;
FIG. 3 is a front view of an embodiment of the present invention;
FIG. 4 is an enlarged view of a portion B of FIG. 3;
FIG. 5 is an enlarged view of a portion of FIG. 3 at C;
FIG. 6 is an enlarged view of a portion of FIG. 3 at D;
FIG. 7 is a sectional view of a connection portion between a support and a lower support rod according to an embodiment of the present invention;
FIG. 8 is a cross-sectional view of the second embodiment of the present invention.
In the figure: the lower support rod 1, the upper support rod 2, the support 3, the first chute 4, the telescopic rod 5, the positioning hole 6, the pin shaft 7, the mounting plate 8, the mounting hole 9, the cross brace 10, the strip hole 11, the connecting rod 12, the nut 13, the support plate 14, the elastic sheet 15, the top platform 16, the dead locking bolt 17, the adjusting bolt 18, the bearing 19, the first rubber layer 20, the cylindrical protrusion 21, the first sleeve 22, the second rubber layer 23, the first driving rod 24, the slider 25, the driving sleeve 26, the second driving rod 27, the first bevel gear 28, the second bevel gear 29, the second sleeve 30, the end cover 31, the rotary table 32, the pedal 33 and the second chute 34.
Detailed Description
In order to make those skilled in the art better understand the technical solution of the present invention, the technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the drawings in the embodiment of the present invention, and it is obvious that the described embodiment is only a part of the embodiment of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The first embodiment is as follows:
as shown in fig. 1 to 7, a movable cable support comprises a lower support rod 1, an upper support rod 2 and a cross brace 10, wherein the lower end of the upper support rod 2 extends into the lower support rod 1 and is slidably connected with the lower support rod 1, a driving mechanism for driving the upper support rod 2 to move up and down is arranged between the lower support rod 1 and the upper support rod 2, supports 3 are respectively arranged at the lower end of the lower support rod 1 and the upper end of the upper support rod 2, the supports 3 of the lower support rod 1 are supported on the ground, and the upper support rod 2 is driven by the driving mechanism to move up so that the supports 3 of the upper support rod 2 are supported on a ceiling, thereby fixing the support without any embedded part and expansion bolt, the installation position can be automatically set according to the cable path, the engineering design and construction are simple, the installation is convenient, and the support is economical and easy to use; the problem of intensive punching on a building structure, particularly a bearing structure, when the expansion bolts are installed is effectively avoided, the damage to the building structure caused by punching installation is avoided, and the safety of transformer substation construction and operation and maintenance is ensured; the cable support is free in installation position without any embedded part, the distance between the cable cross braces of the support can be freely adjusted through bolt installation, the fault tolerance rate of cable support design and construction operation can be greatly improved, the support 3 is rotatably connected with corresponding support rods, a first sliding groove 4 is arranged in the support 3, a telescopic rod 5 is arranged in the first sliding groove 4, the telescopic rod 5 is slidably connected with the first sliding groove 4, a plurality of positioning holes 6 are arranged on the support 3, the positioning holes 6 are uniformly arranged along the direction of the first sliding groove 4, the telescopic rod 5 and the support 3 are positioned through a pin shaft 7, when the cable support is used, the telescopic rod 5 can be pulled out, so that the stability of the support is improved, the reliability is good, when a ground surface or a roof is provided with a bulge, the bulge can be avoided by rotating the support 3, if the support 3 cannot be avoided, the corresponding telescopic rod 5 can be retracted to a part, so as to avoid obstacles, the stability is improved, the bearing capacity of the support is improved, the reliability is good, the mounting plates 8 are arranged on the cylindrical surfaces of the lower support rod 1 and the upper support rod 2, a plurality of mounting holes 9 are uniformly formed in the mounting plates 8 along the axis direction of the support rods, one end of the inner side of each cross brace 10 is connected with the mounting plate 8 through a bolt, each cross brace 10 is an angle steel, the position of each cross brace 10 can move up and down to adapt to cables with different heights, the number of the cross braces 10 can be adjusted to adapt to cables with different numbers, a strip hole 11 is formed in the upper end of each cross brace 10, a connecting rod 12 is arranged in each strip hole 11, each connecting rod 12 penetrates through each strip hole 11, each connecting rod 12 is fixed with the corresponding cross brace 10 through a nut 13, a support plate 14 is arranged at the upper end of each connecting rod 12, elastic sheets 15 are arranged at the two ends of each support plate 14, when the support is used, the cables are placed between the two elastic sheets, so that the cables are positioned, and the position of each connecting rod 12 can move along each strip hole 11, the cable connector is suitable for different cable positions and has good practicability.
As shown in fig. 5, actuating mechanism includes the footstock 16, locks bolt 17 and adjusting bolt 18, the footstock 16 is located the 1 upper end of lower support bar, and the bolt 17 that locks is located the 16 lower extremes of footstock, the 2 lower extremes of last bracing piece are equipped with the external screw thread, and adjusting bolt 18 and the 2 lower extreme threaded connection of last bracing piece are equipped with bearing 19 between adjusting bolt 18 and the footstock 16, and adjusting bolt 18 is from taking antidetonation locking function, and mainly used adjustment support total length realizes supporting, and the footstock 16, mainly used provide great top supporting surface, also are convenient for install plane pressure bearing. When the dead bolt 17 of lock mainly used adjusting bolt 18 installation, make things convenient for the spanner fixed, the whole rotation of cable support that brings when preventing rotatory adjusting bolt 18, cable support lower part steel pipe is a whole with the top platform and the dead fixing bolt of lock, and the structure is firm, and bearing 19 adopts plane pressure bearing, and bearing 19 mainly is used for reducing the frictional force when rotatory locking telescopic bolt, makes support simple to operate and labour saving and time saving. When the support is used, the locking bolt 17 is fixed through a wrench, the adjusting bolt 18 is rotated, the upper support rod 2 is driven to move upwards, and therefore the support 3 is enabled to press the ceiling.
As shown in figure 2, the surfaces of the support 3 and the telescopic rod 5 are provided with a first rubber layer 20, and the first rubber layer 20 can increase the ground gripping force.
As shown in fig. 7, the upper end of the support 3 is provided with a cylindrical protrusion 21, the lower end of the lower support rod 1 is provided with a groove, the cylindrical protrusion 21 extends into the groove, and a first sleeve 22 is arranged between the cylindrical protrusion 21 and the inner wall of the groove.
As shown in figure 1, the support 3 is in a cross shape, the occupied area of the cross-shaped supporting legs is small, the problem that the cable inserting holes are shielded due to the fact that the supporting seats are in a whole round shape or a square shape and the like is avoided, and smooth leading and connecting of the cables are guaranteed.
As shown in fig. 1, the mounting panel 8 is along even being equipped with four of lower bracing piece 1 and 2 circumference of last bracing piece, and the contained angle between both four mounting panels 8 is 90 degrees, and it is nimble to take to walk the footpath according to the cable during convenient construction, and the installation round bar hole is reserved to the cable stull mounting panel, and the cable stull can be convenient with mounting panel bolted connection to can use the hole pitch to freely adjust the support interval as the unit through the dismouting bolt, convenient nimble.
As shown in fig. 6, the upper end of the support plate 14 is provided with a second rubber layer 23, and the second rubber layer 23 can better protect the cable and prevent the cable from being worn.
Example two:
as shown in fig. 8, a first driving rod 24 is arranged in the upper supporting rod 2, an internal thread is arranged in the upper supporting rod 2, the lower end of the first driving rod 24 is rotatably connected with the inner wall of the lower supporting rod 1 through a bearing, the first driving rod 24 is connected with the inner wall of the upper supporting rod 2 through a thread, a driving sleeve 26 is arranged on the side wall of the lower supporting rod 1, a second driving rod 27 is arranged in the driving sleeve 26, the second driving rod 27 is rotatably connected with the driving sleeve 26, a first bevel gear 28 is arranged at the end of the second driving rod 27, a second bevel gear 29 is arranged on the first driving rod 24, and the first bevel gear 28 is meshed with the second bevel gear 29. In use, the second driving rod 27 is manually rotated, and the first driving rod 24 is driven to rotate through the engagement of the first bevel gear 28 and the second bevel gear 29, so that the upper supporting rod 2 is driven to lift.
As shown in fig. 8, a second sleeve 30 is arranged between the second driving rod 27 and the driving sleeve 26, an end cover 31 is arranged at one end outside the driving sleeve 26, the end cover 31 is connected with the driving sleeve 26 through a screw, one end of the second sleeve 30 is in contact with the end cover 31, and the other end of the second sleeve 30 is in contact with the first bevel gear 28; second actuating lever 27 outside one end is equipped with carousel 32, is equipped with footboard 33 on the carousel 32, and footboard 33 is equipped with four along the even being equipped with of footboard 33 circumferencial direction, makes things convenient for the manual work to trample, reduces intensity of labour, and the practicality is good.
As shown in fig. 8, a second sliding groove 34 is formed in the outer cylindrical surface of the upper support rod 2, a sliding block 25 is arranged at the upper end of the lower support rod 1, the sliding block 25 is matched with the second sliding groove 34, the upper support rod 2 can be guaranteed to lift, cannot rotate, and is good in reliability.
In the description of the present invention, it should be noted that the terms "left", "right", "upper", "lower", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; they may be mechanically or electrically connected, directly or indirectly through intervening media, or may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Claims (6)
1. A movable cable support is characterized by comprising a lower supporting rod (1), an upper supporting rod (2) and a cross support (10), wherein the lower end of the upper supporting rod (2) extends into the lower supporting rod (1) and is in sliding connection with the lower supporting rod (1), a driving mechanism for driving the upper supporting rod (2) to move up and down is arranged between the lower supporting rod (1) and the upper supporting rod (2), supports (3) are arranged at the lower end of the lower supporting rod (1) and the upper end of the upper supporting rod (2), the supports (3) are in a cross shape, the supports (3) are in rotating connection with the corresponding supporting rods, a first sliding groove (4) is arranged in each support (3), a telescopic rod (5) is arranged in each first sliding groove (4), the telescopic rods (5) are in sliding connection with the first sliding grooves (4), a positioning hole (6) is arranged on each support (3), and the telescopic rods (5) and the supports (3) are positioned through pin shafts (7), the mounting plates (8) are arranged on cylindrical surfaces of the lower supporting rod (1) and the upper supporting rod (2), a plurality of mounting holes (9) are uniformly formed in the mounting plates (8) along the axis direction of the supporting rods, one end of the inner side of the cross support (10) is connected with the mounting plates (8), a strip hole (11) is formed in the upper end of the cross support (10), a connecting rod (12) is arranged in the strip hole (11), the connecting rod (12) penetrates through the strip hole (11), the connecting rod (12) and the cross support (10) are fixed through a nut (13), a supporting plate (14) is arranged at the upper end of the connecting rod (12), and elastic sheets (15) are arranged at two ends of the supporting plate (14);
the driving mechanism comprises a top platform (16), a locking bolt (17) and an adjusting bolt (18), the top platform (16) is positioned at the upper end of the lower supporting rod (1), the locking bolt (17) is positioned at the lower end of the top platform (16), an external thread is arranged at the lower end of the upper supporting rod (2), the adjusting bolt (18) is in threaded connection with the lower end of the upper supporting rod (2), and a bearing (19) is arranged between the adjusting bolt (18) and the top platform (16);
a first driving rod (24) is arranged in the upper supporting rod (2), the first driving rod (24) is in threaded connection with the inner wall of the upper supporting rod (2), a driving sleeve (26) is arranged on the side wall of the lower supporting rod (1), a second driving rod (27) is arranged in the driving sleeve (26), the second driving rod (27) is in rotary connection with the driving sleeve (26), a first bevel gear (28) is arranged at the end part of the second driving rod (27), a second bevel gear (29) is arranged on the first driving rod (24), the first bevel gear (28) is meshed with the second bevel gear (29), a second sleeve (30) is arranged between the second driving rod (27) and the driving sleeve (26), an end cover (31) is arranged at one end of the outer side of the driving sleeve (26), one end of the second sleeve (30) is in contact with the end cover (31), and the other end of the second sleeve (30) is in contact with the first bevel gear (28), one end of the outer side of the second driving rod (27) is provided with a turntable (32), pedals (33) are arranged on the turntable (32), and four pedals (33) are uniformly arranged along the circumferential direction of the turntable (32).
2. A mobile cable support according to claim 1, wherein the surface of the support (3) and the telescopic rod (5) is provided with a first rubber layer (20).
3. A mobile cable support according to claim 1, wherein the support (3) is provided at its upper end with a cylindrical protrusion (21), the lower end of the lower support bar (1) is provided with a recess, the cylindrical protrusion (21) extends into the recess, and a first sleeve (22) is provided between the cylindrical protrusion (21) and the inner wall of the recess.
4. A mobile cable support according to claim 1, wherein four mounting plates (8) are provided uniformly around the circumference of the lower support bar (1) and the upper support bar (2), the angle between the four mounting plates (8) being 90 degrees.
5. A mobile cable support according to claim 1, wherein the support plate (14) is provided at its upper end with a second rubber layer (23).
6. A mobile cable support according to claim 1, wherein the upper support rod (2) is provided with a second sliding groove (34) on its outer cylindrical surface, the lower support rod (1) is provided with a sliding block (25) at its upper end, and the sliding block (25) is engaged with the second sliding groove (34).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911187264.1A CN110932198B (en) | 2019-11-28 | 2019-11-28 | Movable cable support |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911187264.1A CN110932198B (en) | 2019-11-28 | 2019-11-28 | Movable cable support |
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| CN110932198A CN110932198A (en) | 2020-03-27 |
| CN110932198B true CN110932198B (en) | 2022-01-21 |
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| CN201911187264.1A Active CN110932198B (en) | 2019-11-28 | 2019-11-28 | Movable cable support |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112003208B (en) * | 2020-08-14 | 2021-11-05 | 江苏中顺电气有限公司 | Cable bridge capable of realizing cable partition function |
| CN113889954A (en) * | 2021-11-01 | 2022-01-04 | 国网山东省电力公司东平县供电公司 | Overhead insulated cable installation support column |
| CN115207835A (en) * | 2022-06-24 | 2022-10-18 | 国网山东省电力公司泗水县供电公司 | Power cable supporting device and method |
| CN115189286B (en) * | 2022-09-13 | 2022-12-02 | 国网山东省电力公司高密市供电公司 | Multi-angle adjustable support based on cable installation and adjusting method |
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| CN110932198A (en) | 2020-03-27 |
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