CN117903597A - Polymer cable plugging material and plugging method - Google Patents
Polymer cable plugging material and plugging method Download PDFInfo
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- CN117903597A CN117903597A CN202311702635.1A CN202311702635A CN117903597A CN 117903597 A CN117903597 A CN 117903597A CN 202311702635 A CN202311702635 A CN 202311702635A CN 117903597 A CN117903597 A CN 117903597A
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- 239000000463 material Substances 0.000 title claims abstract description 82
- 229920000642 polymer Polymers 0.000 title claims abstract description 26
- 238000000034 method Methods 0.000 title claims description 25
- 229920000435 poly(dimethylsiloxane) Polymers 0.000 claims abstract description 14
- -1 polysiloxane Polymers 0.000 claims abstract description 13
- 239000003054 catalyst Substances 0.000 claims abstract description 12
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims abstract description 11
- 229920001558 organosilicon polymer Polymers 0.000 claims abstract description 7
- 229920001296 polysiloxane Polymers 0.000 claims abstract description 7
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 claims abstract description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 5
- 229910019142 PO4 Inorganic materials 0.000 claims abstract description 5
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 claims abstract description 5
- 239000004205 dimethyl polysiloxane Substances 0.000 claims abstract description 5
- 239000010439 graphite Substances 0.000 claims abstract description 5
- 229910002804 graphite Inorganic materials 0.000 claims abstract description 5
- 239000000395 magnesium oxide Substances 0.000 claims abstract description 5
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims abstract description 5
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 claims abstract description 5
- 239000005011 phenolic resin Substances 0.000 claims abstract description 5
- 229920001568 phenolic resin Polymers 0.000 claims abstract description 5
- 239000010452 phosphate Substances 0.000 claims abstract description 5
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 claims abstract description 5
- 229910052697 platinum Inorganic materials 0.000 claims abstract description 5
- 230000000903 blocking effect Effects 0.000 claims description 11
- 238000004140 cleaning Methods 0.000 claims description 6
- 230000008569 process Effects 0.000 claims description 5
- 239000004721 Polyphenylene oxide Substances 0.000 claims description 4
- 239000002390 adhesive tape Substances 0.000 claims description 4
- 229920000570 polyether Polymers 0.000 claims description 4
- 229920002545 silicone oil Polymers 0.000 claims description 4
- 238000003756 stirring Methods 0.000 claims description 4
- KSBAEPSJVUENNK-UHFFFAOYSA-L tin(ii) 2-ethylhexanoate Chemical compound [Sn+2].CCCCC(CC)C([O-])=O.CCCCC(CC)C([O-])=O KSBAEPSJVUENNK-UHFFFAOYSA-L 0.000 claims description 4
- 239000004593 Epoxy Substances 0.000 claims description 3
- ISKQADXMHQSTHK-UHFFFAOYSA-N [4-(aminomethyl)phenyl]methanamine Chemical compound NCC1=CC=C(CN)C=C1 ISKQADXMHQSTHK-UHFFFAOYSA-N 0.000 claims description 3
- UKLDJPRMSDWDSL-UHFFFAOYSA-L [dibutyl(dodecanoyloxy)stannyl] dodecanoate Chemical compound CCCCCCCCCCCC(=O)O[Sn](CCCC)(CCCC)OC(=O)CCCCCCCCCCC UKLDJPRMSDWDSL-UHFFFAOYSA-L 0.000 claims description 3
- 239000000853 adhesive Substances 0.000 claims description 3
- 230000001070 adhesive effect Effects 0.000 claims description 3
- 239000012975 dibutyltin dilaurate Substances 0.000 claims description 3
- 239000000499 gel Substances 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims description 3
- 239000012974 tin catalyst Substances 0.000 claims description 3
- 230000004075 alteration Effects 0.000 claims description 2
- 230000009970 fire resistant effect Effects 0.000 abstract description 6
- 230000032683 aging Effects 0.000 abstract description 4
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 abstract description 3
- 239000003063 flame retardant Substances 0.000 abstract description 3
- 231100000252 nontoxic Toxicity 0.000 abstract description 3
- 230000003000 nontoxic effect Effects 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 7
- 235000019400 benzoyl peroxide Nutrition 0.000 description 6
- 238000010276 construction Methods 0.000 description 5
- 238000012423 maintenance Methods 0.000 description 5
- 238000007711 solidification Methods 0.000 description 5
- 230000008023 solidification Effects 0.000 description 5
- 241001465754 Metazoa Species 0.000 description 4
- OMPJBNCRMGITSC-UHFFFAOYSA-N Benzoylperoxide Chemical compound C=1C=CC=CC=1C(=O)OOC(=O)C1=CC=CC=C1 OMPJBNCRMGITSC-UHFFFAOYSA-N 0.000 description 3
- 239000003566 sealing material Substances 0.000 description 3
- 239000000779 smoke Substances 0.000 description 3
- UPMLOUAZCHDJJD-UHFFFAOYSA-N 4,4'-Diphenylmethane Diisocyanate Chemical compound C1=CC(N=C=O)=CC=C1CC1=CC=C(N=C=O)C=C1 UPMLOUAZCHDJJD-UHFFFAOYSA-N 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 239000000084 colloidal system Substances 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 238000004590 computer program Methods 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 238000005187 foaming Methods 0.000 description 2
- 229910052736 halogen Inorganic materials 0.000 description 2
- 150000002367 halogens Chemical class 0.000 description 2
- 239000011344 liquid material Substances 0.000 description 2
- 230000035515 penetration Effects 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 238000003892 spreading Methods 0.000 description 2
- 230000007480 spreading Effects 0.000 description 2
- 241000271566 Aves Species 0.000 description 1
- 239000004970 Chain extender Substances 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 241000699670 Mus sp. Species 0.000 description 1
- 241000270295 Serpentes Species 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 239000003431 cross linking reagent Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 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
- 239000003921 oil Substances 0.000 description 1
- 239000013307 optical fiber Substances 0.000 description 1
- 229920001228 polyisocyanate Polymers 0.000 description 1
- 239000005056 polyisocyanate Substances 0.000 description 1
- 229920006389 polyphenyl polymer Polymers 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- 238000005829 trimerization reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Compositions Of Macromolecular Compounds (AREA)
- Installation Of Indoor Wiring (AREA)
Abstract
The high polymer cable plugging material comprises a component A and a component B, wherein the component A comprises the following components in parts by weight: 10-15 parts of polysiloxane; 15-20 parts of polydimethylsiloxane; 6-14 parts of methyl silicone oil; 3-5 parts of phenolic resin; 4-8 parts of ternary phosphate; 5-10 parts of organosilicon polymer; 5-10 parts of magnesium oxide; 8-15 parts of aluminum hydroxide; 18-26 parts of graphite; the component B comprises the following components in parts by weight: BPO 1 parts; 2 parts of platinum catalyst; 2 parts of an organotin catalyst. The fireproof plugging material has good flame-retardant and fire-resistant performance, the flame retardance reaches V-0 level, the fire-resistant aging time can reach 2 hours, the service life of the cured material is longer, the insulating performance is good, and the fireproof plugging material is environment-friendly, nontoxic, halogen-free and cable-free.
Description
Technical Field
The invention belongs to the technical field of wire and cable construction maintenance, and particularly relates to a novel polymer plugging material and a plugging method.
Background
Terminal boxes, power distribution cabinets, ring main units, box transformer and the like are very important components in power infrastructure, and changes of external environment and temperature directly or indirectly influence the safe operation of the power infrastructure, for example: low temperature, intense ultraviolet radiation at high altitude, flooding of small animals in mountainous areas and grasslands, rainy and humid climates in the south. Especially, various threading holes for wires, cables, optical fibers and the like exist at the bottoms of various electrical coil cabinets. The sealing is not tight, so that small animals such as snakes, mice, birds and the like can enter the cable, and power failure accidents caused by damage of cables and components are caused. The holes and gaps which are not tightly sealed have the phenomena of rust, creepage and the like of metal components caused by the entry of a large amount of moisture and humidity, thereby shortening the service life of equipment and even causing safety accidents. In addition, the cable shaft is not tight in shutoff and the fire rises along the gap, especially high-rise building forms chimney effect, leads to the fire to spread with higher speed, causes personnel injury and loss of property. The plugging modes adopted by the electrical panel cabinet and the threading holes of the cable shaft are fireproof plates, fireproof mud and modularized plugging modes.
The problems that exist are: 1. the fireproof plate is hard, a cutting tool is required to be used, and the fireproof plate is suitable for medium and large hole plugging and is required to be matched with other plugging materials; 2. the fireproof mud is used as the plugging material with the most use at present, and has the problems of dry cracking, oil flowing, falling, frequent maintenance, short service life, partial plugging, poor air tightness plugging and the like; 3. the modularized plugging mode is more suitable for installing modules before cable laying, and the space for installing the modules is limited along with more and more cables in the cabinet, so that the module is difficult to reform, local plugging is difficult, airtight plugging cannot be realized, and the like.
Chinese patent application CN110295024a discloses a cable pipe plugging agent and a method for using the same, the cable pipe plugging agent used in the present invention comprises A, B two components, and component a comprises: dihydroxyl polyether; a chain extender; a cross-linking agent; a silicone surfactant; water and amine trimerization catalysts; the component B is formed by mixing diphenylmethane diisocyanate (MDI) and polyphenyl polymethylene polyisocyanate (PAPI); A. the proportion of the two components is as follows by mass ratio: 100: (70-80). However, the invention has the technical problems that the foaming plugging material is greatly influenced by environmental stability, and the foaming multiplying power and the curing time are not well controlled.
The Chinese patent application CN113265222B discloses a high-molecular dampproof fireproof blocking composite material and a using method thereof, wherein the high-molecular dampproof fireproof blocking composite material consists of a component A and a component B, and the component A is prepared from the following raw materials: vinyl-terminated polysiloxanes, alpha, omega-dihydroxypolysiloxanes, methylbutynyl alcohol and silica powders; the component B is prepared from the following raw materials: the catalyst comprises polyborosiloxane, hydrogen-containing silicone oil and a Pt catalyst, wherein the weight ratio of the component A to the component B is 1:1. however, the invention has the construction interface that the plugging material is uneven to the bottom of the tray cabinet, the surface is uneven after solidification, and the attractiveness is not high. The plugging material generates air holes in the inspiring process, is not compact, and has an influence on the airtight plugging effect of the electrical panel cabinet.
Disclosure of Invention
In order to solve the technical problems that in the prior art, a material and a cable pipeline can easily crack and fall off due to thermal expansion and cold contraction, vibration of a cable and vibration of an external force on a road surface and lose a blocking effect, a pipeline sealing material is damaged during operation such as cable maintenance and the like, the pipeline sealing material needs to be blocked again, and an insulating layer and a pipeline of the cable are easily damaged due to the fact that the material is hardened and hard to detach during disassembly, the invention discloses a high polymer cable blocking material and a blocking method. The technical scheme is as follows:
In order to effectively seal threading parts such as an electrical panel cabinet and a cable shaft, isolate smoke, moisture and humidity and prevent fire spreading, a novel polymer fireproof sealing material is adopted as a main material, and other sealing mud, fireproof adhesive tapes and other auxiliary materials are combined to be used.
The invention provides a high polymer cable plugging material, which comprises a component A and a component B, wherein the component A comprises the following components in parts by weight: 10-15 parts of polysiloxane; 15-20 parts of polydimethylsiloxane; 6-14 parts of methyl silicone oil; 3-5 parts of phenolic resin; 4-8 parts of ternary phosphate; 5-10 parts of organosilicon polymer; 5-10 parts of magnesium oxide; 8-15 parts of aluminum hydroxide; 18-26 parts of graphite;
The component B comprises the following components in parts by weight: 1-2 parts of BPO (dibenzoyl peroxide); 2-3 parts of platinum catalyst; 2-3 parts of organic tin catalyst.
Preferably, the organosilicon polymer in the component A is any one of methyl silicone oil and polyether modified silicone oil.
Preferably, the organotin catalyst in the component B is any one of dibutyl tin dilaurate, stannous octoate and dibutyl tin diacetate.
A second aspect of the present invention provides a plugging method for performing the polymer cable plugging material according to any one of claims 1 to 3, comprising the steps of:
Step 1: cleaning the bottom of a cabinet body of the plugging cable, measuring the plugging size, and calculating the dosage of plugging materials;
Step 2: using an epoxy plate and a fireproof adhesive tape to block first-class holes at the bottom of the cabinet, and using fireproof adhesive or blocking mud to block the cable spaces and second-class holes;
Step 3: mixing the component A and the component B in a preset proportion in a container and uniformly stirring;
Step 4: pouring the plugging material around the cabinet body, and solidifying for 4 hours;
step 5: and after the plugging material gels, cleaning residues on the periphery of the cabinet body and the ground.
Preferably, in step 1, the method for calculating the plugging material uses a cuboid volume to calculate formula v=abc, where a is the cable cabinet length, b is the cable cabinet width, and c is the height of the required plugging.
Preferably, in step 2, the first type of holes are larger than the second type of holes.
Preferably, in step 3, the set ratio a: B is 5.7 to 7.2:1.
Preferably, in the step 3, the component A and the component B are poured into a measuring cup and fully and uniformly stirred until the surface gloss of the mixed liquid has no chromatic aberration.
Preferably, in the step 4, the plugging material stirred uniformly in the step3 is poured into a measuring cup, poured along the periphery of the cabinet body, and flattened by a shovel in the material flowing process.
Preferably, in step 4, the operation time is 20 minutes or less.
The invention has the following beneficial technical effects:
1. The novel high-polymer fireproof plugging material has good flame-retardant and fire-resistant properties, the flame retardance reaches V-0 level, and the fire-resistant aging time can reach 2 hours;
2. the surface after solidification is smooth and bright, and has a mirror surface effect;
3. The material is more tightly blocked after solidification, auxiliary materials such as blocking mud and the like and a strict construction process are matched, and the gap and the cable threading hole can be more effectively and comprehensively blocked by the fluidity of the liquid material, so that smoke, moisture, flame, small animal penetration and the like are isolated;
4. After the material is solidified, the material has micro-elastic colloid property, and secondary perforation of the cable can be completed only by partial simple perforation;
5. compared with the traditional fireproof plugging material, the cured material has longer service life which can reach 15 years, and does not need frequent maintenance;
6. the insulating property is good, and the electrical strength is more than 10KV/mm;
7. the novel high-polymer fireproof plugging material is environment-friendly, is a nontoxic material, does not contain halogen, and does not corrode cables.
Drawings
FIG. 1 is a schematic flow chart of a method for plugging a polymer cable according to the invention;
FIG. 2 is a diagram of a conventional fire mud blocking effect;
Fig. 3 is a graph showing the effect of plugging a cable by the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present application more apparent, the technical solutions of the present application will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present application. The described embodiments of the application are only some, but not all, embodiments of the application. All other embodiments, which can be made by those skilled in the art without inventive faculty, are within the scope of the application, based on the spirit of the application.
The invention discloses a high polymer cable plugging material.
The novel high polymer cable plugging material is composed of A, B double-component materials. The material A takes organic silicon as a main material, and the material B is an auxiliary curing material. Before construction, A, B materials are mixed and fully and uniformly stirred, and then poured at the bottom of the electrical panel cabinet to enable the electrical panel cabinet to be self-leveling, and then solidified and formed.
In a preferred but non-limiting embodiment of the invention, the component A comprises the following components in parts by weight:
10-15 parts of polysiloxane; 15-20 parts of polydimethylsiloxane; 6-14 parts of methyl silicone oil; 3-5 parts of phenolic resin; 4-8 parts of ternary phosphate; 5-10 parts of organosilicon polymer; 5-10 parts of magnesium oxide; 8-15 parts of aluminum hydroxide; 18-26 parts of graphite.
In a preferred but non-limiting embodiment of the invention, the component B comprises the following components in parts by weight:
1-2 parts of BPO (dibenzoyl peroxide); 2-3 parts of platinum catalyst; 2-3 parts of organic tin catalyst.
The organosilicon polymer in the component A is any one of methyl silicone oil and polyether modified silicone oil.
The organotin catalyst in the component B is any one of dibutyl tin dilaurate, stannous octoate and dibutyl tin diacetate.
Mixing the component A and the component B according to a set proportion, wherein the set proportion is 5.7 to 7.2 to 1.
In a preferred but non-limiting embodiment of the invention, the mass ratio between the A and B components is 6:1.
As shown in fig. 2 and 3, the following examples are further illustrative of the present invention, and the present invention provides a polymer cable plugging material, which is formed by mixing A, B components.
The component A comprises the following components in parts by weight: 10 parts of polysiloxane; 15 parts of polydimethylsiloxane; 6 parts of methyl silicone oil; 3 parts of phenolic resin; 4 parts of ternary phosphate; 5 parts of methyl silicone oil; 5 parts of magnesium oxide; 8 parts of aluminum hydroxide; 18 parts of graphite; the component B comprises the following components: 1 part of BPO (dibenzoyl peroxide); 2 parts of platinum catalyst; 2 parts of stannous octoate; the mass ratio of the component A to the component B is 6:1.
The surface of the plugging material obtained after mixing is smooth and bright, the plugging material has a mirror effect, the flame retardance reaches V-0 level after plugging of a cable cabinet, the flame retardance aging can reach 2 hours, and the electrical strength is more than 10KV/mm.
The application also discloses a cable plugging method using the plugging material, as shown in fig. 1, comprising the following steps:
Step 1: cleaning the bottom of a cabinet body of the plugging cable, measuring the plugging size, and calculating the dosage of plugging materials;
Step 2: using an epoxy plate and a fireproof adhesive tape to block first-class holes at the bottom of the cabinet, and using fireproof adhesive or blocking mud to block the cable spaces and second-class holes;
Step 3: uniformly mixing and stirring the component A and the component B in a given proportion;
Step 4: pouring the plugging material around the cabinet body, and solidifying for 4 hours;
step 5: and after the plugging material gels, cleaning residues on the periphery of the cabinet body and the ground.
In a preferred but non-limiting embodiment of the invention, in step 1, the method of calculating the plugging material is to calculate the formula v=abc using the volume of a cuboid, where a is the cable cabinet length, b is the cable cabinet width, and c is the height of the desired plugging.
In a preferred but non-limiting embodiment of the present invention, in step 2, the first type of holes are larger than the second type of holes.
In a preferred but non-limiting embodiment of the present invention, in step3, the component A and the component B are poured into a measuring cup and stirred sufficiently and uniformly until the surface gloss of the mixed liquid has no color difference.
In a preferred but non-limiting embodiment of the invention, in step 4, the plugging material of step 3 is stirred uniformly and poured into a small measuring cup to facilitate pouring at the bottom of the cabinet.
In a further preferred but non-limiting embodiment, the pouring of step 4 is accomplished by pouring the material around the cabinet and spreading the material with a spatula during the flow of the material.
It is noted that the operation time of step 4 is controlled within 20 minutes, and the plugging material must not be touched after the operation time is exceeded.
The invention has the advantages that compared with the prior art,
1. The novel high-polymer fireproof plugging material has good flame-retardant and fire-resistant properties, the flame retardance reaches V-0 level, and the fire-resistant aging time can reach 2 hours;
2. the surface after solidification is smooth and bright, and has a mirror surface effect;
3. The material is more tightly blocked after solidification, auxiliary materials such as blocking mud and the like and a strict construction process are matched, and the gap and the cable threading hole can be more effectively and comprehensively blocked by the fluidity of the liquid material, so that smoke, moisture, flame, small animal penetration and the like are isolated;
4. After the material is solidified, the material has micro-elastic colloid property, and secondary perforation of the cable can be completed only by partial simple perforation;
5. compared with the traditional fireproof plugging material, the cured material has longer service life which can reach 15 years, and does not need frequent maintenance;
6. the insulating property is good, and the electrical strength is more than 10KV/mm;
7. the novel high-polymer fireproof plugging material is environment-friendly, is a nontoxic material, does not contain halogen, and does not corrode cables.
The present disclosure may be a system, method, and/or computer program product. The computer program product may include a computer readable storage medium having computer readable program instructions embodied thereon for causing a processor to implement aspects of the present disclosure.
Finally, it should be noted that the above embodiments are only for illustrating the technical solution of the present invention and not for limiting the same, and although the present invention has been described in detail with reference to the above embodiments, it should be understood by those skilled in the art that: modifications and equivalents may be made to the specific embodiments of the invention without departing from the spirit and scope of the invention, which is intended to be covered by the claims.
Claims (10)
1. A polymer cable plugging material comprises a component A and a component B, and is characterized in that,
The component A comprises the following components in parts by weight: 10-15 parts of polysiloxane; 15-20 parts of polydimethylsiloxane; 6-14 parts of methyl silicone oil; 3-5 parts of phenolic resin; 4-8 parts of ternary phosphate; 5-10 parts of organosilicon polymer; 5-10 parts of magnesium oxide; 8-15 parts of aluminum hydroxide; 18-26 parts of graphite;
The component B comprises the following components in parts by weight: 1-2 parts of BPO; 2-3 parts of platinum catalyst; 2-3 parts of organic tin catalyst.
2. A polymer cable plugging material according to claim 1, wherein,
The organosilicon polymer in the component A is any one of methyl silicone oil and polyether modified silicone oil.
3. A polymer cable plugging material according to claim 1, wherein,
The organotin catalyst in the component B is any one of dibutyl tin dilaurate, stannous octoate and dibutyl tin diacetate.
4. A plugging method of a polymer cable plugging material according to any one of claims 1 to 3, comprising the steps of:
Step 1: cleaning the bottom of a cabinet body of the plugging cable, measuring the plugging size, and calculating the dosage of plugging materials;
Step 2: using an epoxy plate and a fireproof adhesive tape to block first-class holes at the bottom of the cabinet, and using fireproof adhesive or blocking mud to block the cable spaces and second-class holes;
Step 3: mixing the component A and the component B in a preset proportion in a container and uniformly stirring;
Step 4: pouring the plugging material around the cabinet body, and solidifying for 4 hours;
step 5: and after the plugging material gels, cleaning residues on the periphery of the cabinet body and the ground.
5. A plugging method for a polymer cable plugging material according to claim 4, wherein,
In step 1, the method for calculating the plugging material uses a cuboid volume calculation formula v=abc, wherein a is the length of the cable cabinet, b is the width of the cable cabinet, and c is the height of the required plugging.
6. A plugging method for a polymer cable plugging material according to claim 4, wherein,
In step 2, the first type holes are larger than the second type holes.
7. A plugging method for a polymer cable plugging material according to claim 4, wherein,
In the step 3, the set ratio A:B is 5.7 to 7.2:1.
8. A plugging method for a polymer cable plugging material according to claim 4, wherein,
And 3, pouring the component A and the component B into a measuring cup, and fully and uniformly stirring until the surface gloss of the mixed liquid has no chromatic aberration.
9. A plugging method for a polymer cable plugging material according to claim 4, wherein,
And 4, pouring the plugging material uniformly stirred in the step 3 into a measuring cup, pouring the plugging material along the periphery of the cabinet body, and flattening the plugging material by a shovel in the material flowing process.
10. The method for plugging a polymer cable plugging material according to claim 9, wherein,
In the step 4, the operation time is less than or equal to 20 minutes.
Priority Applications (1)
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CN202311702635.1A CN117903597A (en) | 2023-12-12 | 2023-12-12 | Polymer cable plugging material and plugging method |
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