CN216436757U - Combined cable bridge assembly - Google Patents
Combined cable bridge assembly Download PDFInfo
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- CN216436757U CN216436757U CN202122815971.XU CN202122815971U CN216436757U CN 216436757 U CN216436757 U CN 216436757U CN 202122815971 U CN202122815971 U CN 202122815971U CN 216436757 U CN216436757 U CN 216436757U
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Abstract
The utility model discloses a combined cable bridge frame assembly, which belongs to the technical field of power equipment, and comprises a support and a plurality of composite material porcelains, wherein the support comprises a base, a plurality of supporting columns and an installation shaft, the supporting columns are fixed on the base in parallel, the installation shaft transversely penetrates through the supporting columns, the plurality of installation shafts are arranged on the supporting columns from top to bottom at intervals, the plurality of composite material porcelains are arranged on the installation shaft in a sleeved mode, and the composite material porcelains are arranged between two adjacent supporting columns at intervals; the insulating layer is arranged on the surface of the bracket, so that potential safety hazards caused by the fact that a cable conductor core is connected with a metal body of the street code bracket in a reliable conductive manner easily when the cable is at high temperature can be effectively avoided, and the use safety coefficient is improved; the composite material porcelain is an insulating part processed by composite engineering plastics, is solid and durable, and is not easy to break even if the porcelain is pressed and falls from high altitude. The utility model discloses a porcelain that composite engineering material made is stewed cost of manufacture low, is favorable to mass production, and comprehensive properties is good, long service life.
Description
Technical Field
The utility model belongs to the technical field of power equipment, especially, relate to a modular cable crane span structure assembly.
Background
When the power supply cable is erected, the cable is supported and fixed through an insulating porcelain insulator, and when the power supply cable is erected by utilizing a street code, the street code porcelain connected in series on the street code is used for insulating, supporting and fixing. However, the existing composite material porcelain is porcelain which is produced by adopting the traditional ceramic or FRP glass fiber reinforced plastic material. The composite material porcelain bunk made of ceramic materials is easy to damage in a large amount in the transportation process, and meanwhile, the extrusion force of a cable on the bunk composite material porcelain is too large in the installation and use processes, so that the bunk composite material porcelain can be broken.
In addition, in the actual construction of erecting the cable at the high altitude, a single person works at the high altitude generally, the porcelain bunk is thrown to an operator for working at the high altitude by a ground worker, or the operator for working at the high altitude uses a rope to simply hoist the porcelain bunk, if the porcelain bunk is not received or falls off in the process of throwing or hoisting the porcelain bunk, the porcelain bunk made of the composite material will break and be damaged, unnecessary loss is caused, and the broken porcelain bunk made of the composite material can also cause potential safety hazards.
Insulating porcelain hides at the in-service use in-process, when the cable temperature is too high, also can accelerate ceramic member and metal external member and be heated the inflation and lead to the direct fragmentation of ceramic member to lead to cable conductor core and the inside metal sleeve direct contact of the porcelain hides easily, and then lead to cable conductor core and street sign indicating number iron core support conductive connection and bring bigger potential safety hazard.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a modular cable crane span structure assembly aims at solving among the prior art traditional street sign indicating number porcelain and has stewed the combined material porcelain and has fallen or high temperature is broken easily, has the technical problem of potential safety hazard.
In order to solve the technical problem, the utility model discloses the technical scheme who takes is:
a combined cable bridge assembly comprises a support and a plurality of composite material porches, wherein the support comprises a base, a plurality of supporting columns and mounting shafts, the supporting columns are fixed on the base in parallel, the mounting shafts transversely penetrate through the supporting columns, the mounting shafts are arranged on the supporting columns from top to bottom at intervals, the composite material porches are sleeved on the mounting shafts, and the composite material porches are arranged between two adjacent supporting columns at intervals; the surface of the support is provided with an insulating layer, and the composite material porcelain is an insulating part processed by composite engineering plastics.
Preferably, a plurality of support columns are run through to the installation axle level, the interval suit combined material porcelain is calm on the support column between base and the installation axle and/or between the adjacent installation axle from top to bottom.
Preferably, the composite material porcelain is in a waist drum shape with thin middle and thick two ends, a through hole for penetrating the installation shaft is formed in the center of the composite material porcelain, an arc-shaped groove in the middle of the composite material porcelain is matched with the cable, and annular grooves for binding the wire are formed in the two ends of the composite material porcelain.
Preferably, the composite material porcelain is formed by one-time injection molding of composite engineering plastics.
Preferably, the composite engineering plastic is prepared by crosslinking and copolymerizing modified hard polyethylene (HDPE)/Polyimide (PI).
Preferably, the base is shaped like a Chinese character 'ji', and more than two mounting holes used for being matched with the connecting piece are arranged on the edge edges on the two sides of the base; the lower end of the supporting column is welded and fixed on the middle boss of the base.
Preferably, the base is by steel sheet stamping forming, the support column is square pipe, the installation axle is formed by round steel hot mound, the top of support column and the both ends of installation axle all are equipped with stifled cap.
Preferably, the surface of the bracket is subjected to hot dip galvanizing treatment.
Preferably, the surface of the bracket is subjected to plastic dipping treatment to form the insulating layer.
Adopt the produced beneficial effect of above-mentioned technical scheme to lie in: compared with the prior art, the composite material porcelain of the utility model is an insulating part formed by injection molding of composite engineering plastics, has superior comprehensive performance, is solid and durable, and is not easy to break when being pressed and falling in high altitude; meanwhile, with the help of the insulating layer on the surface of the support, the potential safety hazard caused by the fact that the cable conductor core is connected with the metal body of the street code support in an exact conductive connection mode easily caused by high temperature of the cable can be effectively avoided, and the use safety factor is improved.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Fig. 1 is a schematic structural diagram of a combined cable tray assembly provided in embodiment 1 of the present invention;
FIG. 2 is a left side view of FIG. 1;
fig. 3 is a schematic structural diagram of a combined cable tray assembly provided in embodiment 2 of the present invention;
FIG. 4 is a schematic structural view of the composite porcelain of FIG. 1;
in the figure: 1-a base, 2-a support column, 3-an installation shaft, 4-a composite material porcelain clearing part, 41-a rotating shaft and 42-a side plate; 5-wire clamp part, 51-bottom clamp plate, 52-upper clamp plate; 6-hollowed-out area, 7-connecting hole, 8-groove and 9-mounting hole.
Detailed Description
The technical solutions in the embodiments of the present invention are clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 and 2, the embodiment 1 of the present invention provides a combined cable bridge assembly, including a support and a plurality of composite porcelains clearing 1, the support includes a base 2, a plurality of supporting columns 3 and an installation shaft 4, the supporting columns 3 are fixed on the base 2 side by side, the installation shaft 4 transversely penetrates through the supporting columns 3, the installation shafts 4 are arranged on the supporting columns 3 from top to bottom at intervals, the composite porcelains clearing 1 are sleeved on the installation shaft 4, and the composite porcelains clearing 1 are arranged between two adjacent supporting columns 3 at intervals; the surface of the bracket is provided with the insulating layer, so that the use is safe and reliable; the composite material porcelain insulator 1 is an insulating part processed by composite engineering plastics, is light in weight, convenient to assemble and disassemble, has excellent comprehensive performance, is convenient to realize batch production, and reduces the production cost.
The utility model discloses an in embodiment 2, as shown in FIG. 3, a plurality of support columns 3 are run through to installation axle 4 level, the interval suit combined material porcelain is stewed 1 on the support column 3 between base 2 and the installation axle 4 and/or between the adjacent installation axle 4 from top to bottom. Install multirow and/or multiseriate combined material porcelain according to actual demand on support column and installation axle, can divide the cable to divide directly after the phase splitting or cooperate the combined material porcelain to shut and establish ties fixed mounting respectively with the color and install epaxial use at each support column with the installation, the utility model discloses not only can allocate wantonly nimble use, save the wiring space moreover, make the circuit that it erect very clear.
In a specific embodiment of the present invention, as shown in fig. 4, the composite porcelain bunk 1 is a waist-drum shape with thin middle and thick two ends, the center of the composite porcelain bunk 1 is provided with a through hole for penetrating the installation shaft 4, the middle arc-shaped groove of the composite porcelain bunk 1 is matched with a cable, and the cable is erected in cooperation with a bracket, so as to play a role in fixing the cable by electrical insulation and a matching pipe clamp; two ends of the composite material porcelain barrel 1 are provided with annular grooves 5 for binding wires, so that the composite material porcelain barrel is convenient to fix when binding wires are used for binding cables.
When the composite material porcelain barrel is processed and manufactured, the composite material porcelain barrel 1 is formed by one-time injection molding of composite engineering plastics. The overall color matching is carried out according to actual needs during specific production, the main color tone of the composite material porcelain has six colors of yellow, green, red, blue, black and white, and the composite material porcelain is formed by one-time injection molding or secondary injection molding through an injection molding machine.
The composite engineering plastic is prepared by crosslinking and copolymerizing modified hard polyethylene (HDPE)/Polyimide (PI). HDPE in the composite engineering plastic is as follows: the proportion of PI can be selected from 7:3-9: 1. The composite engineering plastic takes modified hard polyethylene (HDPE) as a main material, Polyimide (PI) as an auxiliary material, the material is light and hard, high temperature resistant, hydrolysis resistant, anti-aging, good in insulating property and not easy to break, a mixture of a plasticizer, a heat stabilizer, an ultraviolet-resistant additive and the like is added, and the novel modified hard cross-linked HDPE/Pl composite material particles with standard colors are formed through processes of kneading, mixing, color mixing, sheet pulling, grain cutting and the like, and then are subjected to injection molding through an injection molding machine, so that the purpose of high-quality mass production is achieved.
In view of the fact that the modified hard polyethylene (HDPE) in the modified hard polyethylene (HDPE)/Polyimide (PI) cross-linked copolymerization composite material is used as a main material, the modified hard polyethylene (HDPE) is one of the plastics with the largest yield in the world, is low in price, hard in material quality, light in weight, moisture-proof, flame-retardant, capable of extinguishing immediately after being away from fire, resistant to high temperature, acid and alkali, resistant to corrosion, good in dielectric property, ageing-resistant, high in bending strength and high in impact toughness. The one-time injection molding can be selected for improving the productivity, and the two-time injection molding can be selected for reducing the shrinkage rate of the product and improving the yield of the product.
Adopt Polyimide (PI) as the enhancement mode auxiliary material, it is one of the best organic polymer material of comprehensive properties, its high temperature resistant reaches more than 400 ℃, long-term service temperature range-200 ~ 300 ℃, its temperature resistance has surpassed the working limit temperature of ordinary cable far away, and hydrolysis resistance is also very strong, belongs to F to H level insulation, still has certain self-lubricity, and the novel combined material of modified stereoplasm crosslinked HDPE/PI makes whole comprehensive properties obtain comprehensively promoting through adding PI, heat stabilizer, plasticizer and the anti ultraviolet additive of certain proportion, thereby makes the utility model discloses combined material street sign indicating number porcelain each item comprehensive properties of sluicing has comprehensively surpassed traditional combined material porcelain and has sluiced, thereby reaches the purpose from essence safety.
In the prior art, the composite material porcelain produced by the common engineering plastic is pored, and the risk of direct melting is also existed; in the prior art, the composite material porcelain additionally embedded with the metal piece and the ceramic piece has good temperature resistance, but can be directly combusted under the high-temperature condition due to extremely poor high-temperature resistance and flame retardance of common engineering plastics. And the utility model discloses a combined material porcelain of composite engineering plastics processing is stewed and can be ensured the security in the in-service use process.
In a specific embodiment of the present invention, as shown in fig. 1-4, the base 2 is shaped like a Chinese character 'ji', and two or more mounting holes for being matched with the connecting member are provided on the two side edges of the base 2; the lower end of the support column 3 is welded and fixed on the middle boss of the base 2. The base 2 is formed by punching a steel plate, the supporting column 3 is fixed on the base 2 by adopting square tube welding, the mounting shaft 4 is formed by round steel hot heading, and the top of the supporting column 3 is provided with a plastic plugging cap, so that the internal water inlet corrosion and the potential leakage hazard are avoided; the one end of installation axle 4 is opened for the dish cap that hot mound takes shape, the other end has the pin card hole, and installation axle tip dish cap and pin card hole still play spacing effect, avoid taking place lateral shifting in the use simultaneously.
During specific manufacturing, the surface of the bracket is subjected to hot dip galvanizing treatment. The zinc-plated film tissue is formed on the surface, so that the service life of the zinc-plated film tissue can be prolonged. And then, carrying out plastic dipping treatment on the surface of the bracket to form an insulating layer. The utility model discloses a modified HDPE powder material carries out whole plastic-coated insulation process through the molten fluid in the high temperature thermal cycle and handles, has accomplished not only that all-round insulation and overall structure intensity have also obtained comprehensive enhancement to have resistant ozone, nontoxic, feel like wax, chemical resistance, resistant oily, water-fast, heat-resisting, low temperature resistant, light-fast, wear-resisting, puncture-resisting, comprehensive properties such as anti-impact good advantage.
To sum up, the composite porcelain in the utility model is produced by adopting a modified hard cross-linked HDPE/PI novel composite material, which not only can solve the problems that the traditional porcelain is stewed and the composite porcelain is easy to be crushed when falling from high altitude, but also can solve the problems that the cost is too high, the production is slow, the yield is low and the batch production cannot be realized due to the complex processes of the existing composite FRP (fiber reinforced plastic) thermosetting molding and the mixed injection molding of a metal piece and a ceramic piece by utilizing common engineering plastics, and effectively avoids the potential safety hazard caused by the conductive connection between a cable conductor core and a street code support metal body when the cable is at high temperature; and simultaneously, the utility model discloses with low costs and be favorable to automatic mass production, each item comprehensive properties is outstanding, and green is the best choice of replacing the bunkering of traditional combined material porcelain.
In the above description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be implemented in other ways different from the one described herein, and those skilled in the art may similarly generalize the present invention without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed above.
Claims (8)
1. A modular cable testing bridge assembly which characterized in that: the composite material porcelain assembling device comprises a support and a plurality of composite material porcelains, wherein the support comprises a base, a plurality of supporting columns and an installation shaft, the supporting columns are fixed on the base in parallel, the installation shaft transversely penetrates through the supporting columns, the installation shafts are arranged on the supporting columns from top to bottom at intervals, the composite material porcelains are sleeved on the installation shaft, and the composite material porcelains are arranged between two adjacent supporting columns at intervals; the surface of the support is provided with an insulating layer, and the composite material porcelain is an insulating part processed by composite engineering plastics.
2. The modular cable tray assembly of claim 1, wherein: the installation axle level runs through a plurality of support columns, the interval suit combined material porcelain is calm on the support column between base and the installation axle and/or between the adjacent installation axle from top to bottom.
3. The modular cable tray assembly of claim 1, wherein: the composite material porcelain bunk is in a waist drum shape with thin middle and thick two ends, a through hole for penetrating the installation shaft is formed in the center of the composite material porcelain bunk, an arc-shaped groove in the middle of the composite material porcelain bunk is matched with a cable, and annular grooves for binding wires are formed in the two ends of the composite material porcelain bunk.
4. The modular cable tray assembly of claim 1, wherein: the composite material porcelain is formed by one-time injection molding of composite engineering plastics.
5. The modular cable tray assembly of any of claims 1-4, wherein: the base is in a shape of a Chinese character 'ji', and more than two mounting holes used for being matched with the connecting piece are arranged on the edge edges on the two sides of the base; the lower end of the supporting column is welded and fixed on the middle boss of the base.
6. The modular cable tray assembly of claim 5, wherein: the base is by steel sheet stamping forming, the support column is square pipe, the installation axle is formed by round steel hot mound, the top of support column and the both ends of installation axle all are equipped with stifled cap.
7. The modular cable tray assembly of claim 6, wherein: and carrying out hot dip galvanizing treatment on the surface of the bracket.
8. The modular cable tray assembly of claim 7, wherein: and the surface of the bracket is subjected to plastic dipping treatment to form an insulating layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122815971.XU CN216436757U (en) | 2021-11-17 | 2021-11-17 | Combined cable bridge assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122815971.XU CN216436757U (en) | 2021-11-17 | 2021-11-17 | Combined cable bridge assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216436757U true CN216436757U (en) | 2022-05-03 |
Family
ID=81337673
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122815971.XU Active CN216436757U (en) | 2021-11-17 | 2021-11-17 | Combined cable bridge assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216436757U (en) |
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2021
- 2021-11-17 CN CN202122815971.XU patent/CN216436757U/en active Active
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