CN109703068A - A kind of fiberglass cable bridge rack and its processing method - Google Patents
A kind of fiberglass cable bridge rack and its processing method Download PDFInfo
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- CN109703068A CN109703068A CN201811577105.8A CN201811577105A CN109703068A CN 109703068 A CN109703068 A CN 109703068A CN 201811577105 A CN201811577105 A CN 201811577105A CN 109703068 A CN109703068 A CN 109703068A
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Abstract
The invention belongs to electrical equipment power supply and distribution protection technique fields, and in particular to a kind of fiberglass cable bridge rack and its processing method；The fiberglass cable bridge rack includes gantry main body and cover board, and the gantry main body and cover board include sandwich layer and the surface layer composition for being covered on the sandwich layer two sides；The surface layer includes thermoplastic resin, inorganic particulate, stabilizer and antistatic agent；The sandwich layer includes thermoplastic resin 80~91%, reinforcing fiber 8~15%, toughener 0.5~3%, chain extender 0.5~2%, and the percentage composition is weight percent；The present invention realizes the coupling of different function layer by way of multilayered structure, the core layer raw material composition can be tightly combined with the alkali-free glass fiber yarn and continuous felt for constituting glass fibre reinforced plastic cable frame, while ensuring to provide the cable that is laid in cable testing bridge effective support, ensure that the cable testing bridge has preferable weather resistance, so that it is guaranteed that the reliability of the cable testing bridge in harsh environments.
Description
Technical field
The invention belongs to electrical equipment power supply and distribution protection technique fields, and in particular to a kind of fiberglass cable bridge rack and its add
Work method.
Background technique
The cable that cable testing bridge lays its inside plays the role of protection and guidance cabling.Traditional cable testing bridge master
It is divided into the structures such as slot type, ladder-type, pellet type and grid type, in metallurgy industry, especially heavy industry electrical equipment power supply and distribution
In system, ladder-type cable testing bridge is widely applied.Traditional ladder-type cable testing bridge includes gantry main body and and gantry
The cover board of main body top welding, wherein gantry main body includes bottom support and two are located at bottom support two sides, and
Gantry side plate for welding with the cover board cable is arranged in gantry main body, wherein bottom when needing cabling
Supporting element is used for support cable, and gantry side plate is for limiting cable.
However, since ladder-type cable testing bridge is chiefly used in the large-scale equipment, belt conveyer corridor lamp operation such as stacker-reclaimer
Place, power cable in the operating environments such as outdoor, more dust, job area be narrow and the laying for controlling cable, environment
It is more severe, if colliding extruding accidentally, it is be easy to cause the damage of cable testing bridge main body, it is serious to lead to cable failure, draw
Electric shock accidents is sent out, it is therefore, higher for the intensity requirement of the cable testing bridge in this kind of operating condition；In addition, for operating temperature
The problems such as material itself in the big region of range, common dragging and squeezing glass fiber reinforced plastics cable testing bridge is easy to happen expansion, bulge, with
It is extended using the time, be easy to happen and burst apart at bulge, cause the strength reduction of cable testing bridge main body, the things such as cause to collapse
Therefore.
Summary of the invention
It is an object of the invention to overcome deficiency in the prior art, a kind of fiberglass cable bridge rack is provided, the cable bridge
Frame has the advantages that high-intensitive, high-weatherability, can be suitable for cable layings complicated, harsh environments.
To achieve the goals above, the present invention is achieved by the following scheme:
A kind of fiberglass cable bridge rack, including gantry main body and cover board, the gantry main body and cover board include sandwich layer
And it is covered on the surface layer composition of the sandwich layer two sides；
The surface layer includes thermoplastic resin, inorganic particulate, stabilizer and antistatic agent；
The sandwich layer includes thermoplastic resin 80~91%, reinforcing fiber 8~15%, toughener 0.5~3%, chain extension
Agent 0.5~2%, the percentage composition are weight percent；
Wherein, the surface layer accounts for the 5~20% of the gantry main body or the cover board overall thickness.
In further technical solution, the surface layer includes thermoplastic resin 90~98.9%, and inorganic particulate 0.5~
5%, stabilizer 0.1~1%, antistatic agent 0.5~4%, the percentage composition are weight percent.
In further technical solution, the reinforcing fiber be inorganic reinforcing fiber and organic reinforced fiber by weight
For 1:(0.25~0.5) it mixes；
The length of the reinforcing fiber is 0.5~5mm.
In further technical solution, the toughener is selected from styrene butadiene thermoplasticelastomer, methyl-prop
E pioic acid methyl ester-butadiene-styrene terpolymer, acrylonitrile-butadiene-styrene copolymer, haloflex, ethylene-
One of vinyl acetate co-polymer.
In further technical solution, the chain extender is selected from polymer chain extender, the isocyanates of epoxies
Polymer chain extender or one of acylamide polymer chain extender.
In further technical solution, the inorganic particulate is selected from silica, barium sulfate, calcium carbonate, titanium dioxide
At least one of titanium, aluminum oxide.
The present invention also provides a kind of processing methods of fiberglass cable bridge rack, comprising the following steps:
(1) electric heating area mold temperature is set, when mold temperature reaches set temperature, by the dragging and squeezing glass fiber reinforced plastics cable testing bridge
Sandwich layer and surface layer component be formulated by weight after be added separately in the first glue groove and the second glue groove；
(2) starting traction button starts to produce；
(3) when the glass fibre yarn of the surface layer component in the sandwich layer component and the second glue groove for being successively impregnated with the first glue groove and felt into
After entering type chamber, solidify in area's gel, 2nd area, curing molding behind 3rd area；
(4) become the cable bridge-support section being formed after going out mold.
Further, in step (1), electric heating area mold temperature is set as 210~225 DEG C of an area, two areas 175~180
DEG C, 165~175 DEG C of 3rd area；
Pultrusion speed is set as 400~450mm/min.
Compared with prior art, the present invention has following technical effect that
Fiberglass cable bridge rack provided by the invention realizes the coupling of different function layer by way of multilayered structure,
Cost of material is reduced, and ensure to form obtained fiberglass cable bridge rack there is the synthesis antistatic, high-intensitive, weatherability is good
Advantage；
The core layer raw material composition can be tightly combined with the alkali-free glass fiber yarn and continuous felt for constituting glass fibre reinforced plastic cable frame,
While ensuring to provide the cable that is laid in cable testing bridge effective support, it is ensured that the cable testing bridge has preferable weatherability
Can, so that it is guaranteed that the reliability of the cable testing bridge in harsh environments；The described top layer raw material composition can based on compared with
It can reach preferable processing stability, stability in use and antistatic property when low former material materials；
Processing method provided by the invention, it is simple and convenient, in squeezing for existing pultrude process production fiberglass cable bridge rack
It is improved on out.
Other features and advantages of the present invention will be described in detail in subsequent specific embodiment.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of fiberglass cable bridge rack provided by the invention；
Fig. 2 is the production procedure schematic diagram that fiberglass cable bridge rack provided by the invention uses pultrude process；
Figure label explanation:
1- gantry main body, 2- cover board, 3- creel, the first glue groove of 4-, the second glue groove of 5-, 6- is preforming, and 7- traction, 8- is cut
It cuts, 10- sandwich layer, the surface layer 20-, 30- continuous felt, 40- alkali-free glass fiber yarn.
Specific embodiment
In order to be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, tie below
Specific embodiment is closed, the present invention is furture elucidated.
All raw materials in the present invention, are not particularly limited its source, buying on the market or according to this field skill
The preparation of conventional method known to art personnel.
All raw materials in the present invention, are not particularly limited its purity, and present invention preferably employs analyze pure or composite wood
The conventional purity that material field uses.
It is as shown in connection with fig. 1 the structural schematic diagram of fiberglass cable bridge rack provided by the invention；The fiberglass cable bridge rack
Including gantry main body 1 and cover board 2, the gantry main body 1 and cover board 2 including sandwich layer 10 and are covered on 10 two sides of sandwich layer
Surface layer 20 constitute；30 be continuous felt in figure, which is provided with three layers；40 be the alkali-free glass fiber yarn of 4800Tex, the alkali-free
Glass fibre yarn is provided with two layers, and alkali-free glass fiber yarn and continuous felt are successively spaced setting.
The surface layer 20 includes thermoplastic resin, inorganic particulate, stabilizer and antistatic agent；
The sandwich layer 10 includes thermoplastic resin 80~91%, reinforcing fiber 8~15%, toughener 0.5~3%, expands
Chain agent 0.5~2%, the percentage composition are weight percent；
Wherein, the surface layer accounts for the 5~20% of the gantry main body or the cover board overall thickness.
In the present invention, by the way that the structure sheaf of fiberglass cable bridge rack is divided into sandwich layer and is covered on the sandwich layer two sides
Surface layer composition, sandwich layer therein mainly provides the effect of structural strength, by the filling of reinforcing fiber to the high score subtree of sandwich layer
Rouge plays the effect of enhancing, toughening, and the toughener and chain extender can further improve the intensity of thermoplastic resin, really
Protecting the sandwich layer can be improved enough support effects, it is ensured that the reliability of support cable；
Contain antistatic agent and inorganic particulate in the surface layer, wherein antistatic agent is capable of providing the glass fibre reinforced plastic cable
The antistatic effect of gantry, inorganic particulate its surface outstanding, formed dumb light, coarse surface texture, effectively prevent dust,
Dirty attachment.
Further, according to the present invention, in the present invention, the surface layer includes thermoplastic resin 90~98.9%, inorganic
Particle 0.5~5%, stabilizer 0.1~1%, antistatic agent 0.5~4%, the percentage composition are weight percent.
According to the present invention, in the present invention, the reinforcing fiber is filled in thermoplastic resin, realizes thermoplastic resin
Activeness and quietness, also, also contain alkali-free glass fiber yarn and continuous felt in the structure of heretofore described fiberglass cable bridge rack, lead to
The filling for crossing the reinforcing fiber improves the combination effect of thermoplastic resin and alkali-free glass fiber yarn and continuous felt, so that it is guaranteed that should
Fiberglass cable bridge rack has enough intensity, it is sufficient to which support cable simultaneously effectively prevent extraneous downthrust, is even touched
The fracture for squeezing and capable of also preventing fiberglass cable bridge rack is hit, prevents from puncturing cable initiation short circuit, electric shock accidents.Under optimum condition,
The reinforcing fiber is inorganic reinforcing fiber and organic reinforced fiber is 1:(0.25~0.5 by weight) it mixes；It is described
The length of reinforcing fiber is 0.5~5mm.
The present invention does not do particular determination to the type of the inorganic reinforcing fiber and organic reinforced fiber, can be this field
Known to technical staff, for example, the inorganic reinforcing fiber is in alkali-resistant glass fibre, ceramic fibre or mineral fibres
At least one；The organic reinforced fiber is selected from polytetrafluoroethylene fibre, PFA fiber, perfluoroethylene-propylene fiber or poly-
At least one of perfluoro propyl vinyl ether fiber.
According to the present invention, in the present invention, the toughener is selected from styrene butadiene thermoplasticelastomer, methyl-prop
E pioic acid methyl ester-butadiene-styrene terpolymer, acrylonitrile-butadiene-styrene copolymer, haloflex, ethylene-
One of vinyl acetate co-polymer.
According to the present invention, in the present invention, the chain extender is selected from the polymer chain extender of epoxies, isocyanates
One of polymer chain extender or acylamide polymer chain extender.
According to the present invention, in the present invention, the inorganic particulate is selected from silica, barium sulfate, calcium carbonate, titanium dioxide
At least one of titanium, aluminum oxide.The partial size of the inorganic particulate is 0.1~0.5 μm.
In the present invention, the thermoplastic resin includes polyester, polyolefin or polystyrene, from having both mechanical property and heat
From the viewpoint of stability, the thermoplastic resin is preferably polyester, and particularly, the thermoplastic resin can be by binary
The polyester that carboxylic acid composition and glycol component are formed further as diacid carboxylic acid composition, can enumerate terephthaldehyde
One of acid, M-phthalic acid, 2,6- naphthalenedicarboxylic acid, 4,4 '-biphenyl dicarboxylic acids, adipic acid, sebacic acid；As dihydric alcohol at
Point, ethylene glycol, 1,4-butanediol, 1,4-CHDM, 1,6- hexylene glycol can be enumerated；Further, the thermoplastic
Property resin is preferably aromatic polyester, particularly preferably polyethylene terephthalate.
In the present invention, the effect of the stabilizer is to improve respective components in process and subsequent use process
In stability, it is ensured that the quality of product.Heretofore described stabilizer includes heat stabilizer and light stabilizer；Specifically,
The heat stabilizer is one of phenolic antioxidant, amine antioxidants and phosphite ester antioxidant or combinations thereof；It is described
Light stabilizer be hindered amine light stabilizer, salicylate ultraviolet absorbent, benzophenone class ultraviolet absorbing agent, benzo three
One of azole ultraviolet absorbing agent, group-substituted acrylonitrile ultraviolet absorbing agent and triazine-based ultraviolet absorbent or its group
It closes.
More preferably, the phenolic antioxidant includes but is not limited to antioxidant 1076, antioxidant 264, antioxidant
2264, antioxidant 1010 and antioxidant BHT, the amine antioxidants include but is not limited to antioxidant H, antioxidant 4010, antioxygen
Agent D and antioxidant DNP, the phosphite ester antioxidant include but is not limited to antioxidant TPP, antioxidant TNP P, antioxidant ST-
1500 and antioxidant 3010；The hindered amine light stabilizer includes but is not limited to light stabilizer LS-7700, light stabilizer
LS-744 and light stabilizer GW-540, the salicylate ultraviolet absorbent include but is not limited to ultraviolet absorbing agent UV-
TBS and ultraviolet absorbing agent UV-BAD, the benzophenone class ultraviolet absorbing agent include but is not limited to ultraviolet absorbing agent UV-9, purple
Ultraviolet absorbers M-40 and ultraviolet absorbent UV-531, the Benzotriazole Ultraviolet Stabilizer are including but not limited to ultraviolet
Light absorbers UV-326, Ultraviolet Absorber UV-P and ultraviolet absorbing agent UV-327, the group-substituted acrylonitrile ultraviolet light are inhaled
Receiving agent includes but is not limited to ultraviolet absorber N-539 and ultraviolet absorber N-35, the triazine-based ultraviolet absorbent include but
It is not limited to ultraviolet absorbing agent UV-1577.
In the present invention, the antistatic agent is ethoxylated alkylamine.
The present invention also provides a kind of processing methods of fiberglass cable bridge rack, comprising the following steps:
(1) electric heating area mold temperature is set, when mold temperature reaches set temperature, by the dragging and squeezing glass fiber reinforced plastics cable testing bridge
Sandwich layer and surface layer component be formulated, be added separately to after melting mixing in the first glue groove and the second glue groove by weight；
(2) starting traction button starts to produce；
(3) when the alkali-free glass fiber yarn of the surface layer component in the sandwich layer component and the second glue groove for being successively impregnated with the first glue groove and
After continuous felt enters type chamber, solidify in area's gel, 2nd area, curing molding behind 3rd area；
(4) become the cable bridge-support section being formed after going out mold.
In step (1), electric heating area mold temperature is set as 210~225 DEG C of an area, 175~180 DEG C of 2nd area, three areas 165
~175 DEG C；
Pultrusion speed is set as 400~450mm/min.
If Fig. 2 is the production procedure schematic diagram that fiberglass cable bridge rack provided by the invention uses pultrude process；Wherein, 3
Be the first glue groove for creel, 4,5 be the second glue groove, 6 be it is preforming, 7 be traction, and 8 be cutting.
Fiberglass cable bridge rack provided by the invention and its processing method are made into one below by way of specific embodiment
The explanation of step.
Embodiment 1
A kind of processing method of fiberglass cable bridge rack, comprising the following steps:
S1: raw material prepare and preforming layout
The alkali-free glass fiber yarn 40 of two layers 4800Tex and three layers of continuous felt 30 are placed in the designated position of creel 3 first, from
Draw yarn on creel 3 and is through large yarn plate designated position；First by 40 layout of alkali-free glass fiber yarn of two layers of 4800Tex in dry and wet glue groove plate
On, then by regional location respectively through the designated position of preformed board, whole alkali-free glass fiber yarns 40 was drawn into mould by different level
Three layers of continuous felt 30 are finally directed across die cavity, and alkali-free glass fiber yarn 40 and continuous felt 30 are stitched together by chamber, complete life
It produces and prepares；
S2: ingredient, melting mixing obtain melt blend,
It obtains melt blend after core layer raw material component melts are kneaded to be placed in the first glue groove 4, top layer raw material component is molten
Melt the melt blend obtained after mixing to be placed in the second glue groove 5；
The sandwich layer includes polyethylene terephthalate 85%, alkali-resistant glass fibre 8.21%, polytetrafluoroethylene (PTFE)
Fiber 3.29%, styrene butadiene thermoplasticelastomer 2.5%, epoxies polymer chain extender 1%, the percentage contains
Amount is weight percent；
The surface layer includes polyethylene terephthalate 93%, and silica (partial size is 0.4 μm) 4.5% resists
Oxygen agent 1,076 0.2%, antioxidant 1010 0.3%, ethoxylated alkylamine antistatic agent 2%, the percentage composition are weight
Percentage；
S3: equipment adjustment
S3.1 erection bridge special fixture；
Level (vertical) center line that S3.2 corrects gantry mold is consistent with level (vertical) center line of special fixture；
The cutting fixed length of S3.3 setting cutting machine；
S4: mold temperature and the setting of pultrusion speed of production
S4.1 sets the mold temperature in electric heating area, 220 DEG C of an area；Two 175 DEG C of areas；Three 170 DEG C of areas；
S4.2 pultrusion speed setting: 420mm/min；
S5: pultrusion production
When mold temperature reaches set temperature, the melt blend that melting mixing is obtained is injected separately into first S5.1
In glue groove 4 and the second glue groove 5, starting traction button starts to produce；
The thickness of sandwich layer and surface layer after adjusting blade height control dipping, makes skin depth account for the 10% of thickness；
S5.2 is formed successively after alkali-free glass fiber yarn and continuous felt are impregnated into the first glue groove 4 and the second glue groove 5 impregnated of core
It after the component on layer and surface layer, enters in the type chamber of mold, the curing molding behind area's gel, the solidification of 2nd area, 3rd area, out mold
Become the cable bridge-support section of sizing afterwards.
Embodiment 2
Such as the processing method for the fiberglass cable bridge rack that embodiment 1 provides, unlike, the sandwich layer includes poly- to benzene
Naphthalate 85%, alkali-resistant glass fibre 9.2%, polytetrafluoroethylene fibre 2.3%, styrene-butadiene thermoplasticity
The polymer chain extender 1% of elastomer 2.5%, epoxies, the percentage composition are weight percent；
Remaining is constant, provides processing method according to embodiment 1 and forms to obtain cable bridge-support section.
Embodiment 3
Such as the processing method for the fiberglass cable bridge rack that embodiment 1 provides, unlike, the sandwich layer includes poly- to benzene
Naphthalate 85%, alkali-resistant glass fibre 7.7%, polytetrafluoroethylene fibre 3.8%, styrene-butadiene thermoplasticity
The polymer chain extender 1% of elastomer 2.5%, epoxies, the percentage composition are weight percent；
Remaining is constant, provides processing method according to embodiment 1 and forms to obtain cable bridge-support section.
Embodiment 4
Such as the processing method for the fiberglass cable bridge rack that embodiment 1 provides, unlike, the sandwich layer includes poly- to benzene
Naphthalate 80%, alkali-resistant glass fibre 10.71%, polytetrafluoroethylene fibre 4.29%, styrene-butadiene thermoplastic
The polymer chain extender 2% of property elastomer 3%, epoxies, the percentage composition is weight percent；
Remaining is constant, provides processing method according to embodiment 1 and forms to obtain cable bridge-support section.
Embodiment 5
Such as the processing method for the fiberglass cable bridge rack that embodiment 1 provides, unlike, the sandwich layer includes poly- to benzene
Naphthalate 91%, alkali-resistant glass fibre 5.71%, 2.29% reinforcing fiber 8% of polytetrafluoroethylene fibre, styrene-
The polymer chain extender 0.5% of butadiene thermoplastic elastomer 0.5%, epoxies, the percentage composition are weight percent；
Remaining is constant, provides processing method according to embodiment 1 and forms to obtain cable bridge-support section.
Embodiment 6
Such as the processing method for the fiberglass cable bridge rack that embodiment 1 provides, unlike, the surface layer includes poly- to benzene
Naphthalate 90%, silica (partial size be 0.4 μm) 5%, antioxidant 1076 0.5%, antioxidant 1010 0.5%,
Ethoxylated alkylamine antistatic agent 4%, the percentage composition are weight percent；
Remaining is constant, provides processing method according to embodiment 1 and forms to obtain cable bridge-support section.
Embodiment 7
Such as the processing method for the fiberglass cable bridge rack that embodiment 1 provides, unlike, the surface layer includes poly- to benzene
Naphthalate 98.9%, silica (partial size is 0.4 μm) 0.5%, antioxidant 1076 0.07%, antioxidant 1010
0.03%, ethoxylated alkylamine antistatic agent 0.5%, the percentage composition are weight percent；
Remaining is constant, provides processing method according to embodiment 1 and forms to obtain cable bridge-support section.
Embodiment 8
As embodiment 1 provide fiberglass cable bridge rack processing method, unlike, pass through adjust hanging plate height control
The thickness of sandwich layer and surface layer after dipping, makes skin depth account for the 5% of overall thickness；
Remaining is constant, provides processing method according to embodiment 1 and forms to obtain cable bridge-support section.
Embodiment 9
As embodiment 1 provide fiberglass cable bridge rack processing method, unlike, pass through adjust hanging plate height control
The thickness of sandwich layer and surface layer after dipping, makes skin depth account for the 20% of overall thickness；
Remaining is constant, provides processing method according to embodiment 1 and forms to obtain cable bridge-support section.
Comparative example 1
As embodiment 1 provide fiberglass cable bridge rack processing method, unlike, contained only in the sandwich layer whether there is or not
Machine reinforcing fiber, and the content of each component is constant；That is:
The sandwich layer includes polyethylene terephthalate 85%, alkali-resistant glass fibre 11.5%, styrene-fourth two
The polymer chain extender 1% of thermoplastic olefinic elastomer 2.5%, epoxies, the percentage composition are weight percent；
Remaining is constant, forms to obtain cable bridge-support section according to the processing method that embodiment 1 provides.
Comparative example 2
Such as the processing method for the fiberglass cable bridge rack that embodiment 1 provides, unlike, the sandwich layer includes poly- to benzene
Naphthalate 85%, alkali-resistant glass fibre 10.45%, polytetrafluoroethylene fibre 1.05%, styrene-butadiene thermoplastic
The polymer chain extender 1% of property elastomer 2.5%, epoxies, the percentage composition is weight percent；
Remaining is constant, provides processing method according to embodiment 1 and forms to obtain cable bridge-support section.
Comparative example 3
As embodiment 1 provide fiberglass cable bridge rack processing method, unlike, pass through adjust hanging plate height control
The thickness of sandwich layer and surface layer after dipping, makes skin depth account for the 30% of overall thickness；
Remaining is constant, and the overall thickness of fiberglass cable bridge rack profile is constant, forms according to the processing method that embodiment 1 provides
Obtain cable bridge-support section.
1, the performance of above-described embodiment 1-9, the cable bridge-support section that comparative example 1-3 is processed are tested, as shown in table 1.
Table 1:
| Tensile strength (Mpa) | Bending strength (Mpa) | Impact strength (J/cm2) | Sheet resistance (Ω) | |
| Testing standard | GB/T 1447-2005 | GB/T 1447-2005 | GB/T 1451-2005 | GB/T 1410-1989 |
| Embodiment 1 | 494.2 | 536.4 | 46.5 | 1×108.6 |
| Embodiment 2 | 489.2 | 516.8 | 45.8 | 1×108.9 |
| Embodiment 3 | 490.5 | 523.1 | 46.2 | 1×108.8 |
| Embodiment 4 | 479.8 | 508.4 | 44.5 | 1×108.7 |
| Embodiment 5 | 476.2 | 505.8 | 44.8 | 1×108.8 |
| Embodiment 6 | 491.4 | 532.8 | 46.2 | 1×108.3 |
| Embodiment 7 | 493.5 | 533.4 | 45.9 | 1×109.5 |
| Embodiment 8 | 491.6 | 533.5 | 46.2 | 1×108.6 |
| Embodiment 9 | 482.4 | 534.8 | 46.1 | 1×108.8 |
| Comparative example 1 | 412.8 | 468.1 | 36.1 | 1×108.7 |
| Comparative example 2 | 428.4 | 492.5 | 38.7 | 1×108.8 |
| Comparative example 3 | 408.4 | 451.0 | 34.8 | 1×108.3 |
2, embodiment 1-9, comparative example the 1-3 cable bridge-support section processed are put into ageing oven, control condition
For 85 DEG C of temperature, humidity 85%RH, ageing time 240h tests performance and its respective performances retention after aging；
Measured value × 100% before measured value/aging after respective performances retention=aging；Test result is as shown in table 2.
Table 2:
Basic principles and main features and the features of the present invention of the invention have been shown and described above.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this
The principle of invention, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes
Change and improvement is both fallen in the range of claimed invention.The scope of protection of present invention is by appended claims
And its equivalent thereof.
Claims (8)
1. a kind of fiberglass cable bridge rack, including gantry main body and cover board, it is characterised in that: the gantry main body and cover board are equal
It is constituted including sandwich layer and the surface layer for being covered on the sandwich layer two sides；
The surface layer includes thermoplastic resin, inorganic particulate, stabilizer and antistatic agent；
The sandwich layer includes thermoplastic resin 80~91%, reinforcing fiber 8~15%, toughener 0.5~3%, chain extender 0.5
~2%, the percentage composition is weight percent；
Wherein, the surface layer accounts for the 5~20% of the gantry main body or the cover board overall thickness.
2. fiberglass cable bridge rack according to claim 1, it is characterised in that: the surface layer includes thermoplastic resin 90
~98.9%, inorganic particulate 0.5~5%, stabilizer 0.1~1%, antistatic agent 0.5~4%, the percentage composition is weight
Percentage.
3. fiberglass cable bridge rack according to claim 1, it is characterised in that: the reinforcing fiber is inorganic reinforcing fiber
By weight it is 1:(0.25~0.5 with organic reinforced fiber) it mixes；
The length of the reinforcing fiber is 0.5~5mm.
4. fiberglass cable bridge rack according to claim 1, it is characterised in that: the toughener is selected from styrene-fourth
Two thermoplastic olefinic elastomers, methyl methacrylate-butadiene-styrene terpolymer, acrylonitrile-butadiene-styrene (ABS)
One of copolymer, haloflex, ethylene-vinyl acetate copolymer.
5. fiberglass cable bridge rack according to claim 1, it is characterised in that: the chain extender is selected from the poly- of epoxies
Close one of object chain extender, the polymer chain extender of isocyanates or acylamide polymer chain extender.
6. fiberglass cable bridge rack according to claim 1, it is characterised in that: the inorganic particulate is selected from titanium dioxide
At least one of silicon, barium sulfate, calcium carbonate, titanium dioxide, aluminum oxide.
7. a kind of processing method of the fiberglass cable bridge rack as described in claim 1~6 any one, it is characterised in that: packet
Include following steps:
(1) electric heating area mold temperature is set, when mold temperature reaches set temperature, by the core of the dragging and squeezing glass fiber reinforced plastics cable testing bridge
Layer and surface layer component are added separately in the first glue groove and the second glue groove after being formulated by weight；
(2) starting traction button starts to produce；
(3) when the glass fibre yarn and felt of the surface layer component in the sandwich layer component and the second glue groove for being successively impregnated with the first glue groove enter type
After chamber, solidify in area's gel, 2nd area, curing molding behind 3rd area；
(4) become the cable bridge-support section being formed after going out mold.
8. the processing method of fiberglass cable bridge rack according to claim 7, it is characterised in that: in step (1), setting electricity
Heating zone mold temperature is 210~225 DEG C of an area, 175~180 DEG C of 2nd area, 165~175 DEG C of 3rd area；
Pultrusion speed is set as 400~450mm/min.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2579010A (en) * | 2020-02-10 | 2020-06-03 | Emm Kouvidis Sa | System of polymeric conduits, junction boxes and fittings for electrical installations that provides protection against static electricity |
| CN112490966A (en) * | 2020-11-23 | 2021-03-12 | 安徽吉利电气设备有限公司 | Ladder type glass fiber reinforced plastic cable bridge processing method |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103540154A (en) * | 2013-09-27 | 2014-01-29 | 南京建辉复合材料有限公司 | Antistatic high-flame-retardancy pultruded fiberglass-reinforced plastic cable bridge and preparation method thereof |
| CN105563691A (en) * | 2014-10-09 | 2016-05-11 | 南京建辉复合材料有限公司 | Dual combination function glue tank |
| CN109066503A (en) * | 2018-07-02 | 2018-12-21 | 安徽坤和电气有限公司 | A kind of corrosion resistant high-strength plastic steel cable bridge |
-
2018
- 2018-12-24 CN CN201811577105.8A patent/CN109703068A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103540154A (en) * | 2013-09-27 | 2014-01-29 | 南京建辉复合材料有限公司 | Antistatic high-flame-retardancy pultruded fiberglass-reinforced plastic cable bridge and preparation method thereof |
| CN105563691A (en) * | 2014-10-09 | 2016-05-11 | 南京建辉复合材料有限公司 | Dual combination function glue tank |
| CN109066503A (en) * | 2018-07-02 | 2018-12-21 | 安徽坤和电气有限公司 | A kind of corrosion resistant high-strength plastic steel cable bridge |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2579010A (en) * | 2020-02-10 | 2020-06-03 | Emm Kouvidis Sa | System of polymeric conduits, junction boxes and fittings for electrical installations that provides protection against static electricity |
| GR1009810B (en) * | 2020-02-10 | 2020-09-08 | Εμμ. Κουβιδης Α.Β.Ε.Ε. | System of plastic pipes, junction boxes and fittings for electric instalations with protection against static electricity |
| GB2579010B (en) * | 2020-02-10 | 2020-11-04 | Emm Kouvidis Sa | System of polymeric conduits, junction boxes and fittings for electrical installations that provides protection against static electricity |
| CN112490966A (en) * | 2020-11-23 | 2021-03-12 | 安徽吉利电气设备有限公司 | Ladder type glass fiber reinforced plastic cable bridge processing method |
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