CN214314560U - Conductive device of paying-off tackle - Google Patents
Conductive device of paying-off tackle Download PDFInfo
- Publication number
- CN214314560U CN214314560U CN202023247053.3U CN202023247053U CN214314560U CN 214314560 U CN214314560 U CN 214314560U CN 202023247053 U CN202023247053 U CN 202023247053U CN 214314560 U CN214314560 U CN 214314560U
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- China
- Prior art keywords
- coaster
- electrically conductive
- tackle
- connecting plate
- wire
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- 229910052751 metal Inorganic materials 0.000 claims abstract description 19
- 239000002184 metal Substances 0.000 claims abstract description 19
- 230000008878 coupling Effects 0.000 claims abstract description 7
- 238000010168 coupling process Methods 0.000 claims abstract description 7
- 238000005859 coupling reaction Methods 0.000 claims abstract description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 8
- 230000005611 electricity Effects 0.000 claims description 7
- 229910052742 iron Inorganic materials 0.000 claims description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 2
- 239000010949 copper Substances 0.000 claims description 2
- 230000007547 defect Effects 0.000 abstract 1
- 229910000838 Al alloy Inorganic materials 0.000 description 13
- 238000010276 construction Methods 0.000 description 9
- 230000005540 biological transmission Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000003825 pressing Methods 0.000 description 3
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 208000014674 injury Diseases 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
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- Elimination Of Static Electricity (AREA)
Abstract
The utility model relates to a conductive device of unwrapping wire coaster, including coaster connecting plate and electrically conductive grounding brush, coaster connecting plate rigid coupling is on the coaster yoke plate of unwrapping wire coaster, and the quantity of electrically conductive grounding brush is the same with the wheel quantity of unwrapping wire coaster, and the one-to-one, every electrically conductive grounding brush all includes that insulating rubber piece and metal weave electrically conductive contact piece, and the upper end that the electrically conductive contact piece was woven to the metal is fixed between two insulating rubber pieces, and the lower extreme is used for contacting with wire or wire rope, two insulating rubber piece rigid couplings on the coaster connecting plate. The utility model effectively solves the defects existing in the application of the current conducting device of the paying-off tackle, has simple structure, small volume, light weight, low cost and convenient use, and provides a good tool for electrostatic discharge; the utility model discloses in the application, electrically conductive contact piece direct contact wire or wire rope are woven to the metal, and the electric conductivity is high, and electrically conductive brush has toughness, and is elastic, is difficult for hitting bad, and both-way all can use.
Description
Technical Field
The utility model belongs to the technical field of transmission line engineering construction equipment and specifically relates to a conductive device of unwrapping wire coaster can release the response of producing in the stringing construction, and the live transmission line distance that is applicable to newly-built transmission line and closes on parallel operation is nearer, produces the response great, to the job site of equipment and personnel injury.
Background
At present, power transmission lines are densely constructed, and the distance between lines is smaller and smaller. The engineering of the high-voltage direct-current transmission line with +/-800 kilovolts from northern Shaanxi to Hubei under construction parallelly approaches the Shashao line with +/-800 kilovolts and the high-voltage direct-current transmission line with +/-800 kilovolts and the minimum distance is 31 meters. In the process of stringing construction, induced electricity generated on a newly-built wire is large, so that constructors and equipment are extremely easy to be seriously injured, and the problem becomes a safety problem that a newly-built line is close to a parallel live-line operation line and is urgently to be solved in the process of stringing construction by tension.
The existing conductive paying-off tackle basically comprises an aluminum alloy wheel upper pressing type and an aluminum alloy wheel lower supporting type. As shown in figure 1, the aluminum alloy wheel 1 of the aluminum alloy wheel underprop type contacts with a wire, the aluminum alloy wheel 1 is connected with a paying-off tackle 3 through a metal supporting plate 2, the upper ends of the two supporting plates 2 are respectively connected with the paying-off tackle 3 through springs 4, and the lower ends of the supporting plates 2 on the two sides are respectively hinged with the paying-off tackle 3. As shown in fig. 2, the aluminum alloy wheel 1 pressed on the aluminum alloy wheel is connected with the paying-off tackle 3 through a connecting plate 5. The basic principle of the two existing conductive pulleys is that an aluminum alloy wheel 1 is adopted to contact a lead, and a paying-off pulley 3 is connected with the ground through a grounding wire to release static on the lead. However, the two existing paying-off pulleys have certain problems in use and are difficult to popularize and apply: firstly, the pulley can only be used in one way, the pulley must be hung with attention to the hanging direction, otherwise the pulley cannot work normally, the construction is greatly inconvenient, the efficiency is low, and the potential safety hazard is large; secondly, the lower support type of the aluminum alloy wheel is equivalent to the same length, the number of the pulleys in the paying-off process is increased, the friction coefficient of the pulleys is increased, and the requirement of the construction process guide rule is not met; thirdly, the aluminum alloy wheel is easy to be damaged by the collision of the traction plate in the upward pressing type paying-off process, the lead is damaged, and the maintenance cost is high; fourthly, the two forms are heavy in mass and high in manufacturing cost.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem that the large-section conductive paying-off tackle which is not effectively suitable for releasing induced electricity is not available at the current stage, an electrified operation line is closed to in the extra-high voltage stringing construction process to generate induced electricity which cannot be effectively released, the potential safety hazard problem of injury is caused to constructors, the utility model aims to provide a conductive device of paying-off tackle.
The purpose of the utility model is realized through the following technical scheme:
the utility model discloses a coaster connecting plate and electrically conductive earthing brush, wherein coaster connecting plate rigid coupling is on the coaster yoke plate of unwrapping wire coaster, the quantity of electrically conductive earthing brush is the same with the wheel quantity of unwrapping wire coaster, and the one-to-one, every electrically conductive earthing brush all includes that insulating rubber piece and metal weave electrically conductive contact piece, the upper end and the coaster connecting plate of electrically conductive contact piece are woven to the metal are connected, and the centre is fixed between two insulating rubber pieces, and the lower extreme is used for contacting wire or wire rope, two insulating rubber piece rigid coupling is on the coaster connecting plate.
Wherein: the metal braided conductive contact piece is of an elastic sheet structure braided by copper wires.
The tackle connecting plate is a metal plate used for connecting the paying-off tackle and the conductive grounding brushes, and a bolt connecting hole is formed in the tackle connecting plate.
The two insulating rubber sheets are connected through rivets, and the metal woven conductive contact sheet is fixed between the two insulating rubber sheets.
The paying-off tackle is connected with the ground through the iron tower by utilizing the ground wire, and a release loop of induced electricity on a lead or a steel wire rope through the conducting device arranged on the paying-off tackle is formed.
The utility model discloses an advantage does with positive effect:
1. the utility model discloses effectively solved exist not enough in the application of current unwrapping wire coaster electrically conductive device, simple structure, small, light in weight, with low costs, convenient to use provide a good instrument for electrostatic discharge.
2. The utility model discloses a conductive grounding brush has the high elasticity, can the reconversion very fast after the deformation, is difficult for hitting bad, and use cost is low.
3. The utility model discloses can two-way use, the unwrapping wire coaster can hang in arbitrary direction, has improved the construction agility.
4. The utility model discloses the quality is light, installation, dismantlement convenient and fast.
5. The utility model discloses processing technology is simple, and processing low in manufacturing cost.
Drawings
FIG. 1 is a schematic view of a bottom-up type aluminum alloy wheel in the prior art;
FIG. 2 is a schematic view of an up-pressing type three-dimensional structure of an aluminum alloy wheel in the prior art;
fig. 3 is a schematic perspective view of the present invention;
FIG. 4 is a front view of the structure of the present invention;
FIG. 5 is a right side view of the structure of the present invention;
fig. 6 is a partially enlarged view of the conductive grounding brush of the present invention;
wherein: 1 is the aluminum alloy wheel, 2 is the backup pad, 3 is the unwrapping wire coaster, 4 is the spring, 5 is the connecting plate, 6 is the insulating rubber piece, 7 is the metal and weaves electrically conductive contact piece, 8 is connecting bolt, 9 is the rivet, 10 is the coaster yoke plate.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings.
As shown in fig. 3-6, the present invention includes a pulley connecting plate 5 and conductive grounding brushes, wherein the pulley connecting plate 5 is fixedly connected to a pulley yoke plate 10 of the paying-off pulley 3, and the number of the conductive grounding brushes is the same as the number of the wheels of the paying-off pulley 3 and corresponds to one another; the number of the conductive grounding brushes is different according to the model of the pay-off tackle 3 (in the embodiment, three conductive grounding brushes are required by taking a three-wheel tackle as an example). Every electrically conductive earthing brush all includes insulating rubber piece 6 and metal and weaves electrically conductive contact piece 7, and the upper end and the coaster connecting plate 5 of electrically conductive contact piece 7 are woven to the metal are fixed between two insulating rubber pieces 6 in the middle of being connected, and the lower extreme is used for contacting with wire or wire rope (including haulage rope, guide rope), and 6 rigid couplings of two insulating rubber pieces are on coaster connecting plate 5.
The metal-braided conductive contact piece 7 of the present embodiment is a sheet structure having elasticity woven by a copper wire, and the two insulating rubber pieces 6 are connected by a rivet, and the metal-braided conductive contact piece 7 is fixed between the two insulating rubber pieces 6.
The tackle connecting plate 5 of this embodiment is a metal plate for connecting the paying-off tackle 3 and each conductive grounding brush, and the material can be Q345 steel, and a bolt connection hole is respectively seted up at the left and right both ends of this tackle connecting plate 5.
The pulley connecting plate 5 and the conductive grounding brush are connected with each other by bolts to form a complete conductive device, and the conductive device can be used by being installed on the pulley yoke plate 10 by bolts. The paying-off tackle 3 is connected with the ground through an iron tower by utilizing a ground wire, and a release loop of induced electricity on a lead or a traction rope through the conductive device arranged on the paying-off tackle 3 is formed.
The utility model discloses during the application:
simple to operate, pass through coaster connecting plate 5 with bolted connection to coaster yoke plate 10 with the electrically conductive device and can use, need not destroy the original structure of coaster yoke plate 10, utilize the original connecting hole of coaster yoke plate 10, reuse bolted connection can. After the paying-off tackle is connected with the conducting device, one end of the grounding wire is connected with one end of the tackle to be connected with the iron tower, and then the static electricity on the conducting wire is released through the conducting device. The utility model discloses in the application, the metal is woven electrically conductive contact piece 7 direct contact wire, and the electric conductivity is high, and electrically conductive brush has toughness, and is elastic, is difficult for hitting bad, and is two-way all usable.
The utility model discloses during the dismantlement:
the utility model discloses simple structure, easy dismounting, 3 uses of unwrapping wire coaster finish, lift off the bolt on the coaster connecting plate 5 and can accomplish and demolish work, and electric installation can used repeatedly, and the processing cost is low, easily production.
Claims (5)
1. The utility model provides a conductive device of unwrapping wire coaster which characterized in that: including coaster connecting plate (5) and electrically conductive earthing brush, wherein coaster connecting plate (5) rigid coupling is on coaster yoke plate (10) of unwrapping wire coaster (3), the quantity of electrically conductive earthing brush is the same with the wheel quantity of unwrapping wire coaster (3), and the one-to-one, every electrically conductive earthing brush all includes that insulating rubber piece (6) and metal weave electrically conductive contact piece (7), the upper end and coaster connecting plate (5) of electrically conductive contact piece (7) are woven to the metal are connected, and the centre is fixed between two insulating rubber pieces (6), and the lower extreme is used for contacting with wire or wire rope, two insulating rubber piece (6) rigid coupling is on coaster connecting plate (5).
2. The conducting device of the payoff tackle as claimed in claim 1, wherein: the metal braided conductive contact piece (7) is of an elastic sheet structure braided by copper wires.
3. The conducting device of the payoff tackle as claimed in claim 1, wherein: the tackle connecting plate (5) is a metal plate used for connecting the paying-off tackle (3) and each conductive grounding brush, and a bolt connecting hole is formed in the tackle connecting plate (5).
4. The conducting device of the payoff tackle as claimed in claim 1, wherein: the two insulating rubber sheets (6) are connected through rivets, and the metal woven conductive contact sheet (7) is fixed between the two insulating rubber sheets (6).
5. The conducting device of the payoff tackle as claimed in claim 1, wherein: the paying-off tackle (3) is connected with the ground through an iron tower by utilizing a ground wire, and a release loop of induced electricity on a lead or a steel wire rope through the conducting device arranged on the paying-off tackle (3) is formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023247053.3U CN214314560U (en) | 2020-12-29 | 2020-12-29 | Conductive device of paying-off tackle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023247053.3U CN214314560U (en) | 2020-12-29 | 2020-12-29 | Conductive device of paying-off tackle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214314560U true CN214314560U (en) | 2021-09-28 |
Family
ID=77863536
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023247053.3U Active CN214314560U (en) | 2020-12-29 | 2020-12-29 | Conductive device of paying-off tackle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214314560U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115173309A (en) * | 2022-09-08 | 2022-10-11 | 江苏恒安电力工具有限公司 | Grounding pulley structure for power line construction |
-
2020
- 2020-12-29 CN CN202023247053.3U patent/CN214314560U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115173309A (en) * | 2022-09-08 | 2022-10-11 | 江苏恒安电力工具有限公司 | Grounding pulley structure for power line construction |
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