CN220857452U - Auxiliary reinforcing cross arm sealing net device for power line overhead line construction - Google Patents
Auxiliary reinforcing cross arm sealing net device for power line overhead line construction Download PDFInfo
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- CN220857452U CN220857452U CN202322629814.9U CN202322629814U CN220857452U CN 220857452 U CN220857452 U CN 220857452U CN 202322629814 U CN202322629814 U CN 202322629814U CN 220857452 U CN220857452 U CN 220857452U
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- cross arm
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- rope
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- 238000007789 sealing Methods 0.000 title claims abstract description 50
- 238000010276 construction Methods 0.000 title claims abstract description 28
- 230000003014 reinforcing effect Effects 0.000 title claims abstract description 13
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 60
- 229910052742 iron Inorganic materials 0.000 claims abstract description 30
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 238000005728 strengthening Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 abstract description 4
- 229910052782 aluminium Inorganic materials 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 3
- 229910000838 Al alloy Inorganic materials 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 210000002421 cell wall Anatomy 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
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- Electric Cable Installation (AREA)
Abstract
The utility model belongs to the technical field of overhead line construction, and particularly relates to an auxiliary reinforcing cross arm net sealing device for overhead line construction of a power line. The technique includes the auxiliary cross arm that the level set up, and auxiliary cross arm middle part is provided with the logical groove of being connected with the iron tower, both ends all are fixed with the coaster about auxiliary cross arm bottom, all hang on the coaster and be equipped with the main rope, be provided with the fixed subassembly that is used for fixed main rope on the auxiliary cross arm of coaster front side, be provided with the net sealing rope between two main ropes, the net sealing rope is parallelly fixed to network structure. According to the utility model, the auxiliary cross arm is sleeved outside the iron tower, the fixing effect of the auxiliary cross arm and the iron tower is enhanced by adopting the independent auxiliary cross arm, the stress point of the auxiliary cross arm is convenient to determine after the aluminum holding pole is abandoned, meanwhile, the stress of the original iron tower cross arm is reduced, the bearing capacity is strong, the length of the main ropes is fixed under the action of the fixing assembly, the net sealing is convenient to build, and the net sealing ropes are wound on the two main ropes in a staggered manner, so that the net sealing building is completed.
Description
Technical Field
The utility model belongs to the technical field of overhead line construction, and particularly relates to an auxiliary reinforcing cross arm net sealing device for overhead line construction of a power line.
Background
Along with the continuous promotion of electric power construction, the power transmission space corridor resources are increasingly scarce. The newly planned transmission line inevitably needs to cross high-speed and railways, the two-stage risk construction of crossing the high-speed railway is increasingly frequent, the high-speed railway has the characteristics of high speed, high safety requirement and great social influence, the railway department specifies that any crossing object is not allowed to pass above the railways during the running of the high-speed railway, the overhead transmission line construction of crossing the high-speed railway can only be carried out by using the window time of stopping the high-speed railway at night, and therefore, the high efficiency and the safety degree of the sealing net directly determine the construction progress and the safety of the whole construction process.
At present, the traditional construction of crossing the railway mostly adopts a method of using a steel wire rope to bind and fix an aluminum alloy holding rod on an original wire cross arm of an iron tower as a crossing gear to support and then hanging a Dinima rope carrier cable to seal a net through a pulley, on one hand, the steel wire rope is used for binding and fixing the aluminum alloy holding rod on the cross arm to greatly influence the structural stress of the original wire cross arm, and the self weight, wind load, structural stress and bearing position of the aluminum alloy holding rod also cause a lot of uncertainty, so that the sealing net rope is likely to fall into the result of influencing the normal running of the railway.
Disclosure of utility model
According to the defects in the prior art, the technical problems to be solved by the utility model are as follows: the utility model provides an auxiliary reinforcing cross arm net sealing device for power line overhead line construction, its simple structure, independent auxiliary cross arm bearing capacity is strong, is convenient for confirm the stress point of auxiliary cross arm.
The utility model provides an auxiliary reinforcing cross arm net sealing device for power line overhead line construction, includes the auxiliary cross arm that the level set up, auxiliary cross arm middle part is provided with the logical groove of being connected with the iron tower, the both ends all are fixed with the coaster about auxiliary cross arm bottom, all hang on the coaster and be equipped with the main rope, be provided with the fixed subassembly that is used for fixed main rope on the auxiliary cross arm of coaster front side, be provided with the net sealing rope between two main ropes, net sealing rope is parallelly fixed to network structure.
Further, the fixed subassembly includes the fixed block, and the fixed block is fixed in the bottom of supplementary cross arm, has seted up the mounting groove in the fixed block, installs the freely rotatable gear in the mounting groove, has seted up the communicating through-hole in front and back on the left cell wall of mounting groove, and the main rope is independently worn to adorn in the through-hole, and the lateral wall laminating of main rope is on the lateral wall of gear, has seted up inside and outside communicating locking groove on the right cell wall of mounting groove, wears to be equipped with the inserted sheet in the locking groove is independent, and the left end of inserted sheet inserts in the latch of gear.
Furthermore, two main ropes are detachably connected with a lock catch, and the net sealing rope is connected to the lock catch.
Further, the hasp includes punch holder and lower plate, and two splint are the centre gripping cooperation, all set up flutedly on the inside wall of two splint, and the main rope is located two recesses, and vertical being fixed with the screw rod on the lower plate, set up the through-hole that is used for the screw rod to pass on the punch holder, the screw rod is equipped with the nut that is screw thread fit with it after wearing out the through-hole, installs the snap ring on the lower plate.
Further, a plurality of supporting rods are arranged in the auxiliary cross arm.
Further, the through groove is of a trapezoid structure, the side wall of the through groove is attached to the outer side wall of the iron tower, and the auxiliary cross arm is connected with the side wall of the iron tower through bolts.
Further, the auxiliary cross arm has a length of between 18 meters and 18.5 meters.
Compared with the prior art, the utility model has the following beneficial effects:
According to the utility model, the auxiliary cross arm is sleeved outside the iron tower, the fixing effect of the auxiliary cross arm and the iron tower is enhanced by adopting the independent auxiliary cross arm, the stress point of the auxiliary cross arm is convenient to determine after the aluminum holding pole is abandoned, meanwhile, the stress of the original iron tower cross arm is reduced, the bearing capacity is strong, the length of the main ropes is fixed under the action of the fixing assembly, the net sealing is convenient to build, and the net sealing ropes are wound on the two main ropes in a staggered manner, so that the net sealing building is completed.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic diagram of the construction of the seal net of the present utility model;
FIG. 3 is an enlarged view of a portion of FIG. 1 at A;
FIG. 4 is a schematic view of the latch of FIG. 2;
FIG. 5 is a state diagram of the present utility model;
Fig. 6 is a schematic structural view of a second embodiment of example 2;
FIG. 7 is a partial enlarged view at B in FIG. 6;
The names of the components in the figure are as follows: 1. auxiliary cross arm 2, bracing piece 3, logical groove 4, coaster 5, main rope 6, punch holder 7, net sealing rope 8, fixed block 9, gear 10, inserted sheet 11, lower plate 12, nut 13, screw rod 14, round pin axle 15, shackle.
Detailed Description
The present utility model is further illustrated by the following examples, which are not intended to be limiting, but any modifications, equivalents, improvements, etc. within the spirit and principles of the present utility model are intended to be included within the scope of the present utility model.
Example 1
The auxiliary reinforcing cross arm net sealing device for the power line overhead line construction comprises an auxiliary cross arm 1 which is horizontally arranged, wherein the auxiliary cross arm 1 is similar to a cross arm structure on an iron tower and is used for installing a pulley 4, so that a main rope 5 is lapped, the independent auxiliary cross arm 1 and the iron tower are good in fixing effect, the stress point of the cross arm is convenient to determine after an aluminum holding pole is abandoned, and meanwhile, the stress of the original iron tower cross arm is reduced, so that the sealing net assembled later is more stable and the bearing capacity is stronger;
The middle part of the auxiliary cross arm 1 is provided with a through groove 3 connected with the iron tower, the structure of the through groove 3 is designed in a matched mode with the iron tower, and when the auxiliary cross arm is used, the iron tower passes through the through groove 3, and the auxiliary cross arm 1 is fixed on the iron tower;
The two ends of the bottom of the auxiliary cross arm 1 are respectively fixed with a pulley 4, and the pulleys 4 are used for storing and expanding the main ropes 5, so that the net sealing can be conveniently built before construction, and the main ropes 5 can be stored after construction;
Main ropes 5 are hung on the pulley 4, two main ropes 5 are respectively positioned at the left side and the right side of the auxiliary cross arm 1, and the two main ropes 5 distributed left and right provide a platform for the construction of a sealing net;
The bottom of the auxiliary cross arm 1 is fixed with a fixed block 8, the fixed block 8 is fixed at the bottom of the auxiliary cross arm 1 at the front side of the pulley 4, and the movable end of the main rope 5 passes through a through hole of the fixed block 8 after being taken out from the pulley 4; the fixed block 8 is internally provided with a mounting groove, a freely rotating gear 9 is arranged in the mounting groove, as shown in fig. 3, a freely rotating shaft is vertically arranged in the mounting groove, and the gear 9 is sleeved on the outer side wall of the rotating shaft; the left groove wall of the mounting groove is provided with a through hole which is communicated with the front and the back, the main rope 5 is independently arranged in the through hole in a penetrating way, the through hole is arranged on the fixed block 8 and is communicated with the front and the back for the main rope 5 to penetrate; the side wall of the main rope 5 is attached to the side wall of the gear 9, and when the main rope 5 moves in the through hole, the side wall of the main rope 5 drives the gear 9 to rotate; the right groove wall of the mounting groove is provided with a locking groove which is internally and externally communicated, the locking groove is arranged on the right side wall of the fixed block 8, and the locking groove is communicated with the mounting groove; the inserting piece 10 is independently arranged in the locking groove in a penetrating way, the left end of the inserting piece 10 is inserted into the latch of the gear 9, when the inserting piece 10 is inserted into the locking groove, the left end of the inserting piece 10 is clamped into the latch of the gear 9, the gear 9 is fixed in the mounting groove, and after the gear 9 cannot rotate, the main rope 5 cannot move in the through hole; the text integrally forms a fixing component for fixing the main rope 5, when the fixing component is used, the movable end of the main rope 5 penetrates through the through hole, the main rope 5 drives the gear 9 to rotate in the mounting groove when moving in the through hole, when the main rope 5 needs to be fixed, the inserting piece 10 is inserted into the locking groove, the inserting end of the inserting piece 10 stretches into the mounting groove and is clamped into the clamping teeth of the gear 9, the gear 9 is locked to prevent the gear 9 from rotating, the main rope 5 is fixed in the through hole through the limiting of the clamping teeth of the gear 9 to the main rope 5, the gear 9 is used for limiting the main rope 5, the damage to the main rope 5 is small, and the service life of the main rope 5 is prolonged; of course, the fixing assembly may also adopt a shackle 15, as shown in fig. 6 and 7, the shackle 15 is fixed at the bottom of the auxiliary cross arm 1, the upper end of the shackle 15 is installed in the installation hole of the auxiliary cross arm 1, the side wall of the shackle 15 is provided with a through hole which is communicated left and right, a freely rotating pin 14 is penetrated in the through hole, and when the main rope 5 passes through the shackle 15, the main rope 5 is fixed in the shackle 15 through the pin 14.
The net sealing ropes 7 are arranged between the two main ropes 5, the net sealing ropes 7 are parallelly fixed to be of a net structure, the net sealing ropes 7 are wound on the two main ropes 5 in a crossing manner to build up a net, the left ends of the net sealing ropes 7 are fixed on the left auxiliary cross arm 1, the right ends of the net sealing ropes 7 are fixed on the right auxiliary cross arm 1, ready net sealing can be used, the net sealing is fixed on the main ropes 5, and the net sealing is fixed to be built up along with the fixing of the main ropes 5.
When the auxiliary cross arm fixing device is used, iron is taken to pass through the through groove 3 on the auxiliary cross arm 1, the auxiliary cross arm 1 is fixed on an iron tower, the pulley 4 is rotated, the movable ends of the main ropes 5 pass through the fixing assembly, the movable ends of the two main ropes 5 are pulled by the unmanned aerial vehicle, the movable ends of the main ropes 5 penetrate into the fixing assembly on the other auxiliary cross arm 1, the main ropes 5 are fixed through the two fixing assemblies, the net sealing ropes 7 are wound on the two main ropes 5 in a staggered mode, and the net sealing construction is completed.
As shown in fig. 1, a plurality of support rods 2 are installed in the auxiliary cross arm 1, the plurality of support rods 2 are used for enhancing the structural strength of the auxiliary cross arm 1, the bearing capacity of the auxiliary cross arm 1 is increased, a part of the support rods 2 are vertically fixed, a part of the support rods 2 are obliquely fixed, and the support rods 2 of the two structures form a triangular support structure.
As shown in fig. 1 and 5, the through groove 3 is of a trapezoid structure, the side wall of the through groove 3 is attached to the outer side wall of the iron tower, the auxiliary cross arm 1 is connected with the side wall of the iron tower through bolts, the auxiliary cross arm 1 is sleeved on the outer side of the iron tower, the through groove 3 of the trapezoid structure is matched with the triangular structure of the iron tower, the auxiliary cross arm 1 is connected with the iron tower through bolts, the fixing effect of the auxiliary cross arm 1 and the iron tower is good, the stress point of the cross arm is convenient to determine after the aluminum holding pole is abandoned, the stress of the original iron tower cross arm is reduced, and the bearing capacity is stronger.
As shown in fig. 1, the length of the auxiliary cross arm 1 is between 18 meters and 18.5 meters, and in practical use, the length of the auxiliary cross arm 1 can be selected from any length between 18 meters, 18.5 meters, 18.2 meters and 18 meters and 18.5 meters, preferably 18.2 meters, which belongs to a typical design structure and meets construction requirements.
Example 2
In this embodiment, the technology is further described, as shown in fig. 2, two main ropes 5 are detachably connected with a lock catch, and a net sealing rope 7 is connected to the lock catch, and the net sealing rope 7 is fixed on the two main ropes 5 through the lock catch, so that the net sealing formed by the net sealing ropes 7 is prevented from moving along the length direction of the main ropes 5 when in use, and the protection effect of the net sealing is prevented from being affected.
Example 3
The technology of this embodiment is further described, as shown in fig. 2 and fig. 4, the lock catch includes an upper clamping plate 6 and a lower clamping plate 11, the two clamping plates are in clamping fit, grooves are formed on the inner side walls of the two clamping plates, the main rope 5 is located in the two grooves, as shown in fig. 4, the lock catch is composed of the two clamping plates, the bottom of the upper clamping plate 6 is provided with a groove with an arc structure, the top of the lower clamping plate 11 is provided with a groove with an arc structure, when the two clamping plates are in clamping state, the two grooves are combined and then clamp the main rope 5 located in the groove, the lock catch is fixed on the main rope 5,
The lower clamping plate 11 is vertically fixed with a screw rod 13, the upper clamping plate 6 is provided with a through hole for the screw rod 13 to pass through, a nut 12 in threaded fit with the screw rod 13 is sleeved after the screw rod 13 passes through the through hole, the screw rod 13 passes through the through hole on the upper clamping plate 6, the nut 12 is screwed on the screw rod 13, when the nut 12 is screwed, the interval between the nut 12 and the lower clamping plate 11 is reduced, the upper clamping plate 6 is locked on the lower clamping plate 11, and therefore the main rope 5 in the groove is clamped;
The lower clamping plate 11 is provided with a clamping ring, and the net sealing rope 7 passes through the clamping ring on the lower clamping plate 11, so that the net sealing rope 7 is connected to the lower clamping plate 11.
When the embodiment is used, when the lock catch is required to be fixed on the main rope 5, the screw 13 passes through the through hole on the upper clamping plate 6, the nut 12 is screwed on the screw 13, the main rope 5 is clamped by the two clamping blocks, and the net sealing rope 7 is connected to the clamping ring.
Claims (7)
1. The utility model provides an auxiliary cross arm sealing device of strengthening of electric power line overhead line construction, includes auxiliary cross arm (1) that the level set up, auxiliary cross arm (1) middle part is provided with logical groove (3) of being connected with the iron tower, its characterized in that: both ends all are fixed with coaster (4) about auxiliary cross arm (1) bottom, all hang on coaster (4) and be equipped with main rope (5), be provided with the fixed subassembly that is used for fixed main rope (5) on auxiliary cross arm (1) of coaster (4) front side, be provided with between two main ropes (5) and seal net rope (7), seal net rope (7) parallel fixation is network structure.
2. The power line overhead construction auxiliary reinforcing cross arm net sealing device according to claim 1, wherein: the fixing assembly comprises a fixing block (8), the fixing block (8) is fixed at the bottom of the auxiliary cross arm (1), a mounting groove is formed in the fixing block (8), a gear (9) capable of rotating freely is arranged in the mounting groove, a front-back communication through hole is formed in the left groove wall of the mounting groove, the main rope (5) is independently arranged in the through hole in a penetrating mode, the side wall of the main rope (5) is attached to the side wall of the gear (9), a locking groove which is communicated with the inside and the outside is formed in the right groove wall of the mounting groove, an inserting piece (10) is independently arranged in the locking groove in a penetrating mode, and the left end of the inserting piece (10) is inserted into a clamping tooth of the gear (9).
3. The power line overhead construction auxiliary reinforcing cross arm net sealing device according to claim 1, wherein: the two main ropes (5) are detachably connected with a lock catch, and the net sealing rope (7) is connected to the lock catch.
4. The power line overhead construction auxiliary reinforcing cross arm net sealing device according to claim 3, wherein: the lock catch comprises an upper clamping plate (6) and a lower clamping plate (11), wherein the two clamping plates are in clamping fit, grooves are formed in the inner side walls of the two clamping plates, a main rope (5) is located in the two grooves, a screw (13) is vertically fixed on the lower clamping plate (11), a through hole for the screw (13) to penetrate through is formed in the upper clamping plate (6), a nut (12) in threaded fit with the screw is sleeved on the screw (13) after the screw (13) penetrates through the through hole, and a clamping ring is arranged on the lower clamping plate (11).
5. The power line overhead construction auxiliary reinforcing cross arm net sealing device according to claim 1, wherein: a plurality of supporting rods (2) are arranged in the auxiliary cross arm (1).
6. The power line overhead construction auxiliary reinforcing cross arm net sealing device according to claim 5, wherein: the through groove (3) is of a trapezoid structure, the side wall of the through groove (3) is attached to the outer side wall of the iron tower, and the auxiliary cross arm (1) is connected with the side wall of the iron tower through bolts.
7. The power line overhead construction auxiliary reinforcing cross arm net sealing device according to claim 1, wherein: the length of the auxiliary cross arm (1) is between 18 meters and 18.5 meters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322629814.9U CN220857452U (en) | 2023-09-26 | 2023-09-26 | Auxiliary reinforcing cross arm sealing net device for power line overhead line construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322629814.9U CN220857452U (en) | 2023-09-26 | 2023-09-26 | Auxiliary reinforcing cross arm sealing net device for power line overhead line construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220857452U true CN220857452U (en) | 2024-04-26 |
Family
ID=90777699
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322629814.9U Active CN220857452U (en) | 2023-09-26 | 2023-09-26 | Auxiliary reinforcing cross arm sealing net device for power line overhead line construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220857452U (en) |
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2023
- 2023-09-26 CN CN202322629814.9U patent/CN220857452U/en active Active
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