CN220964288U - Armoured grounding suspension clamp - Google Patents
Armoured grounding suspension clamp Download PDFInfo
- Publication number
- CN220964288U CN220964288U CN202322542242.0U CN202322542242U CN220964288U CN 220964288 U CN220964288 U CN 220964288U CN 202322542242 U CN202322542242 U CN 202322542242U CN 220964288 U CN220964288 U CN 220964288U
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- CN
- China
- Prior art keywords
- grounding
- suspension
- wire
- suspension clamp
- preformed armor
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- 239000000725 suspension Substances 0.000 title claims abstract description 43
- 229920001971 elastomer Polymers 0.000 claims abstract description 20
- 229910000838 Al alloy Inorganic materials 0.000 claims description 4
- 230000007797 corrosion Effects 0.000 claims description 4
- 238000005260 corrosion Methods 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 229920002943 EPDM rubber Polymers 0.000 claims description 3
- 238000009434 installation Methods 0.000 description 6
- 238000010276 construction Methods 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 1
- 229910001296 Malleable iron Inorganic materials 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 238000005246 galvanizing Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Landscapes
- Suspension Of Electric Lines Or Cables (AREA)
Abstract
The utility model discloses an armored grounding suspension clamp in the technical field of power equipment, which comprises a suspension body, wherein a spiral groove is fixedly formed in the surface of the suspension body, pre-twisted wire bodies are fixedly hinged to the two ends of the suspension body, one end of each pre-twisted wire body is fixedly connected with a grounding pre-twisted wire, one end of each grounding pre-twisted wire is fixedly connected with a grounding terminal, and a rubber gasket is arranged on the inner side of the lower end of the suspension body. The device is completed by using one grounding armoured suspension clamp through the product functions of the original suspension clamp and the grounding wire clamp, is simpler and more convenient, and simultaneously acts on the suspension body and the overhead ground wire through the bolt locking force of the suspension clamp body and the radial holding force of the pre-twisted wire, so that the device is convenient and firm to install, and ensures that the phenomena of slipping, jumping-out and the like do not occur between the product and the ground wire.
Description
Technical Field
The utility model belongs to the technical field of power equipment, and particularly relates to an armored grounding suspension clamp.
Background
In electrified railway overhead transmission lines, various electric power fittings are widely used, wherein the fittings suspending a lightning conductor on a tower are commonly called ground suspension clamps. It is mainly subjected to vertical load under normal operating conditions, and not to strand tension. The ground wire is hung on a cross arm of a pole tower and is connected to the pole tower for grounding by a parallel groove wire clamp at a position which is about 30CM away from the suspension wire clamp, so that current is led to the ground, and the safety of a power transmission line is protected.
The bolt locking structure which adopts ferrous metal as a main material in the ground wire suspension clamp has long been adopted, and although the product has mature technology in the aspects of construction, installation, operation, maintenance, processing and the like, the design and the processing are mainly considered in terms of mechanical stress and casting, the application of forging processing technology, and the bolt type series electric power fitting has obvious defects and deficiencies in engineering construction, operation and maintenance: for example, the structure is thick and heavy, the construction equipment is inconvenient to transport, and the fastening work is time-consuming and labor-consuming during installation; for example, it is not easy to check the installation effect; for another example, the rigid structure has larger vibration abrasion to the overhead cable, which affects the service life of the cable; the surface of the product is poor in galvanization quality, environment pollution and corrosion of the product caused by corona; and, to consolidate the bolts regularly, the maintenance cost is high; and the product is made of malleable cast iron for hot galvanizing, high energy consumption and environmental pollution in production and processing are not in line with the modern environment-friendly economic precondition, and the grounding of the product requires an independent grounding wire, so that certain limitation exists.
Disclosure of utility model
The utility model aims to provide an armored grounding suspension clamp so as to solve the problems that the prior ground wire suspension clamp is thick and heavy in structure, inconvenient to transport construction equipment, time-consuming and labor-consuming in fastening work during installation and limited in the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the armored grounding suspension clamp comprises a suspension body, wherein a spiral groove is formed in the surface of the suspension body, pre-twisted wire bodies are fixedly hinged to the two ends of the suspension body, one ends of the pre-twisted wire bodies are fixedly connected with grounding pre-twisted wires, one ends of the grounding pre-twisted wires are fixedly connected with grounding terminals, and rubber gaskets are arranged on the inner sides of the lower ends of the suspension body.
Preferably, the overhanging body is olive-shaped, the inner side of the lower end of the overhanging body is a concave semicircle, and the upper end of the overhanging body is connected through a cylindrical pin.
Preferably, the rubber gasket is constructed of ethylene propylene diene rubber, and the rubber gasket has a semi-cylindrical shape.
Preferably, a color mark point is arranged in the middle of the grounding terminal, and the grounding terminal is made of high-strength corrosion-resistant aluminum alloy wire materials.
Compared with the prior art, the utility model has the beneficial effects that:
1. The product functions of the original suspension wire clamp and the grounding wire clamp are finished by using the grounding armoured suspension wire clamp, the preformed armor wire product is high in elasticity and strong in tolerance to vibration fatigue of the grounding wire, the rigidity of the grounding wire is improved after the preformed armor wire is installed, and the product not only realizes bearing and suspension of the grounding wire, but also realizes current carrying grounding.
2. Through setting up suspension clamp body bolt locking power and the radial grip of preformed armor rod, act on suspension body and overhead ground wire simultaneously, guarantee that phenomenon such as slippage, jump-out appear between product and the ground wire.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of the structure of the suspension body of the present utility model;
FIG. 3 is a schematic view of the structure of the pre-twisted wire body of the present utility model;
FIG. 4 is a schematic side elevational view of the pendent body according to the present utility model;
FIG. 5 is a schematic side view of a rubber gasket of the present utility model.
In the figure: 1. a hanging body; 2. pre-twisting the silk body; 3. a rubber gasket; 4. a ground terminal; 5. grounding the preformed armor rods; 6. marking points by colors; 8. cylindrical pins.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-5, the present utility model provides a technical solution: the armored grounding suspension clamp comprises a suspension body 1, wherein spiral grooves are formed in the surface of the suspension body 1, the two ends of the suspension body 1 are hinged and fixed with a preformed armor rod body 2, one end of the preformed armor rod body 2 is fixedly connected with a grounding preformed armor rod 5, one end of the grounding preformed armor rod 5 is fixedly connected with a grounding terminal 4, and a rubber gasket 3 is arranged on the inner side of the lower end of the suspension body 1.
In the embodiment, the preformed armor rods 2 are processed into a spiral shape by wires, the inner diameter of the preformed armor rods is 0.7 times smaller than the outer diameter of an installed stranded wire, two to eight single preformed armor rods 2 are respectively bonded and spirally twisted and shaped, the inner diameter of a hollow pipe of each spiral shaped preformed armor rod 2 is smaller than the outer diameter of the installed stranded wire, the preformed armor rods can generate strong holding force when the preformed armor rods are wound on the stranded wire, then the grounding terminal 4 is connected through the grounding preformed armor rods 5 arranged at one end to play a role of diversion and grounding, two rubber gaskets 3 wrap the stranded wire when the preformed armor rods are installed, the wires pass through a groove in the middle of the rubber gaskets 3, two inner semicircular grooves of the hanging armor rods 1 wrap the rubber gaskets 3, then the installation starting points of the preformed armor rods 2 are aligned with the middle position of the body, the inner sides of the preformed armor rods are attached to the spiral grooves outside the hanging armor rods 1, the preformed armor rods 2 are wound on the hanging armor rods 1 and the grounding wire penetrating through the rubber gaskets 3 along the groove, until the tail end of the preformed armor rod body 2, after all three pieces of rubber gaskets 3 and one piece of grounding preformed armor rods 5 are installed, the rubber gaskets 3, the suspension body 1, the preformed armor rods 2 and the grounding preformed armor rods 5 form a whole, then the left and right suspension clamp bodies are locked, the generated fastening force enables the rubber gaskets 3 to further grip the wrapped ground wire, the gripping force can reach 15 percent of the breaking force of the ground wire, the whole is connected to the suspension point on the pole tower, the bearing of the overhead ground wire is realized, then the straight line section of the grounding preformed armor rods 5 is connected to the grounding port on the pole tower through the grounding terminal 4, the product installation is completed, the grounding preformed armor rods 5 made of aluminum alloy materials are fully contacted with the suspension body 1 through the grounding wire, the winding fastening of the overhead ground wire and the suspension body 1 is realized, and the function of the grounding wire is realized.
Specifically, the overhanging body 1 is olive-shaped, the inner side of the lower end of the overhanging body 1 is a concave semicircle, and the upper end of the overhanging body 1 is connected through a cylindrical pin 8.
In this embodiment, through the inboard semicircle of the body 1 that hangs that sets up, can fine joint wire, can make the body 1 that hangs press from both sides tightly through cylindric lock 8 that set up for the connection effect is better.
Specifically, the rubber gasket 3 is constructed of ethylene propylene diene rubber, and the rubber gasket 3 has a semi-cylindrical shape.
In this embodiment, the rubber pad 3 is provided to protect the wire.
Specifically, a color mark point 6 is arranged in the middle of the grounding terminal 4, and the grounding terminal 4 is made of high-strength corrosion-resistant aluminum alloy wire materials.
In this embodiment, the mounting point can be found quickly by the set color mark point 6.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. The armoured grounding suspension clamp comprises a suspension body (1), and is characterized in that: spiral grooves are formed in the surface of the hanging body (1), the two ends of the hanging body (1) are hinged to be fixed with preformed armor rods (2), one end of the preformed armor rods is fixedly connected with a ground preformed armor rod (5), one end of the ground preformed armor rod (5) is fixedly connected with a ground terminal (4), and a rubber gasket (3) is arranged on the inner side of the lower end of the hanging body (1).
2. The armored grounded suspension clamp of claim 1, wherein: the hanging body (1) is olive-shaped, the inner side of the lower end of the hanging body (1) is a concave semicircle, and the upper end of the hanging body (1) is connected through a cylindrical pin (8).
3. The armored grounded suspension clamp of claim 1, wherein: the rubber gasket (3) is made of ethylene propylene diene rubber, and the rubber gasket (3) is in a semi-cylindrical shape.
4. The armored grounded suspension clamp of claim 1, wherein: the middle of the grounding terminal (4) is provided with a color mark point (6), and the grounding terminal (4) is made of high-strength corrosion-resistant aluminum alloy wire materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322542242.0U CN220964288U (en) | 2023-09-19 | 2023-09-19 | Armoured grounding suspension clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322542242.0U CN220964288U (en) | 2023-09-19 | 2023-09-19 | Armoured grounding suspension clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220964288U true CN220964288U (en) | 2024-05-14 |
Family
ID=90972705
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322542242.0U Active CN220964288U (en) | 2023-09-19 | 2023-09-19 | Armoured grounding suspension clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220964288U (en) |
-
2023
- 2023-09-19 CN CN202322542242.0U patent/CN220964288U/en active Active
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| GR01 | Patent grant | ||
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