CN109149473A - A kind of insulation safety power supply buses slot - Google Patents
A kind of insulation safety power supply buses slot Download PDFInfo
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- CN109149473A CN109149473A CN201811050108.6A CN201811050108A CN109149473A CN 109149473 A CN109149473 A CN 109149473A CN 201811050108 A CN201811050108 A CN 201811050108A CN 109149473 A CN109149473 A CN 109149473A
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- dissipation channel
- shell
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G5/00—Installations of bus-bars
- H02G5/06—Totally-enclosed installations, e.g. in metal casings
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D163/00—Coating compositions based on epoxy resins; Coating compositions based on derivatives of epoxy resins
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D4/00—Coating compositions, e.g. paints, varnishes or lacquers, based on organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond ; Coating compositions, based on monomers of macromolecular compounds of groups C09D183/00 - C09D183/16
- C09D4/06—Organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond in combination with a macromolecular compound other than an unsaturated polymer of groups C09D159/00 - C09D187/00
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/18—Fireproof paints including high temperature resistant paints
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/63—Additives non-macromolecular organic
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/70—Additives characterised by shape, e.g. fibres, flakes or microspheres
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G5/00—Installations of bus-bars
- H02G5/10—Cooling
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2237—Oxides; Hydroxides of metals of titanium
- C08K2003/2241—Titanium dioxide
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/38—Boron-containing compounds
- C08K2003/382—Boron-containing compounds and nitrogen
- C08K2003/385—Binary compounds of nitrogen with boron
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
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- Inorganic Chemistry (AREA)
- Paints Or Removers (AREA)
Abstract
The invention discloses a kind of insulation safety power supply buses slots, it is related to bus duct technical field, including bus bulk and shell, shell inside lower end is equipped with heat dissipation channel, the heat dissipation channel is connected to by heat sink with interior of shell, it is opened up on the outside of the heat dissipation channel lower wall fluted, and the groove is arranged along heat dissipation channel length direction, the groove slot bottom is equipped with the heat release hole being connected to heat dissipation channel, prime coat is coated on the shell and heat dissipation channel, the prime coat outer application has outer paint layer；Shell of the invention is able to bear higher temperature, and properties are more excellent, increases substantially the insulation safety and heat-resisting quantity of bus duct, improves the service life of bus duct.
Description
Technical field
The present invention relates to bus duct technical fields, more particularly to a kind of insulation safety power supply buses slot.
Background technique
With the fast development in city, building power load increases, traditional electric power with the increase of skyscraper
Conveying equipment starts the demand for not adapting to market slowly, and bus duct starts to replace wire and cable status in the market gradually.
In recent years, bus duct becomes in the important engineerings such as mainstream, such as hotel, airport, subway on power Transmission main line, and bus duct accounts for
Very big component, therefore, the security performance and stability of bus duct are vital.But bus duct is there is also defect,
Especially be embodied in the heat resistance and insulation performance of bus duct, due between bus duct boundling arrangement usually will appear compared with
High heat, the resistance to heat problem and insulation performance of bus duct become the factor of important consideration when research staff researches and develops product.
Summary of the invention
In order to solve the above technical problems, the present invention provide a kind of insulation safety power supply buses slot, including bus bulk with
And shell, it is characterised in that: the shell inside lower end is equipped with heat dissipation channel, and the heat dissipation channel passes through in heat sink and shell
Portion's connection, opens up on the outside of the heat dissipation channel lower wall fluted, and the groove is arranged along heat dissipation channel length direction, institute
It states groove slot bottom and is equipped with the heat release hole being connected to heat dissipation channel, be coated with prime coat on the shell and heat dissipation channel, institute
Stating prime coat outer application has outer paint layer；
Wherein, the outer paint layer is coated by silicone resin coating, the prime coat include in parts by weight with
Lower component: 180 parts~190 parts of epoxy resin, 120 parts~125 parts of acrylic resin, 20 parts~25 parts of glass fibre, aqueous fluorine
12 parts~14 parts of carbon emulsion, 15 parts~19 parts of cyanogen blueness acrylate glue, 5 parts~7 parts of sodium benzoate, 5 parts of titanium dioxide~6 parts, silicon
3 parts~5 parts of micro mist, 4 parts~7 parts of dehydroactic acid sodium, 6 parts~9 parts of boron nitride, 6 parts~9 parts of silicon nitride.
The technical solution that the present invention further limits is: the preparation process of the prime coat is as follows:
With (10~11): 1:(6~8) ratio will there is epoxy resin, cyanogen blueness acrylate glue and acrylic resin to be respectively put into
In the first container, 60~70min is mixed under 170~180r/min speed conditions, obtains mixture A, is added thereto
The sodium benzoate for accounting for 0.7~0.8 times of mixture A volume, under the conditions of 100~110 DEG C, with the continuation of 220~230r/min revolving speed
35~40min is stirred, is cooled to room temperature, is centrifugated, is dried to obtain material B；
A reaction kettle is selected, material B, glass fibre, titanium dioxide, boron nitride and silicon nitride are added thereto, 250-280 is warming up to
DEG C, it is stirred, after acid value reaches 19-20mgKOH/g, silicon powder, dehydroactic acid sodium and water-base fluorocarbon emulsion, stirring is added
After uniformly, discharging, filtering.
Further, the outer paint layer includes following components in parts by weight: 80 parts~90 parts of organic siliconresin,
80 parts~90 parts of organic resin lotion, 5 parts~7 parts of silicon carbide, 80 parts~90 parts of vinylite, 40 parts~45 parts of magnesia,
8 parts~12 parts of methacryloxy trimethoxysilane coupling agent, 8 parts~10 parts of magnesium chloride, 2,4 dihydroxyl benzophenone 8
Part~10 parts, 8 parts~10 parts of sodium alginate, 7 parts~9 parts of silica, 8 parts~10 parts of dibutyl tin dilaurate, aluminium nitride 7
Part~9 parts, 7 parts~9 parts of calcium bicarbonate.
A kind of preceding insulation safety power supply buses slot, the preparation process of the outer paint layer are as follows:
With (1~2): 1:(1~2) ratio organic siliconresin, organic resin lotion and vinylite are respectively put into first
In container, 50~55min is mixed under 200~210r/min speed conditions, obtains mixture A, addition accounts for mixed thereto
The sodium alginate for closing 0.2~0.3 times of object A volume continues to stir under the conditions of 120~130 DEG C with 240~250r/min revolving speed
40~45min is cooled to room temperature, and is centrifugated, is dried to obtain material B；
A reaction kettle is selected, material B, silicon carbide, magnesia, magnesium chloride, silica and aluminium nitride are added thereto, are warming up to
It 235-240 DEG C, is stirred, after acid value reaches 20-21mgKOH/g, it is even that methacryloxy trimethoxy silane is added
Join agent, 2,4-DihydroxyBenzophenone, calcium bicarbonate and dibutyl tin dilaurate, after mixing evenly, discharging, filtering.
The beneficial effects of the present invention are:
(1) heat dissipation channel that is arranged of the present invention is connected to interior of shell, and the heat that bus bulk generates inside the housing can be into
Enter into heat dissipation channel, then excluded in time by the heat release hole of lower section, largely reduce the temperature of interior of shell, drops
The own temperature of low bus bulk and shell can be improved in addition, the prime coat of setting is coated by epoxy coating
The high temperature resistance of shell, it is ensured that shell is able to bear higher temperature, improves the service life of shell, the outer paint layer of setting with
Organic siliconresin is base-material, it can be ensured that the insulation performance of shell, to improve the security performance of bus duct；
(2) the outer paint layer in the present invention cooperates vinylite and organic resin lotion using organic siliconresin as base-material, it is ensured that
The insulation performance of outer paint layer to improve the insulation performance of shell improves the general safety performance of bus duct, the dioxy of addition
SiClx, magnesia and magnesium chloride can further improve the insulation performance of outer paint layer, in addition, 2, the 4- dihydroxy hexichol of addition
The light fastness of shell can be improved in ketone, and the silicon carbide of addition has stronger heat resistance, and cooperation aluminium nitride improves exterior paint
The thermal stability of layer；
(3) prime coat in the present invention cooperates glass fibre, it is ensured that the heat-resisting quantity of prime coat using epoxy resin as base-material
Can, the titanium dioxide and silicon powder of addition, while having heat resistance, thermal expansion coefficient is lower, is also ensured at high temperature
The stability of prime coat, the boron nitride and silicon nitride of addition, can be further improved the high temperature resistance of prime coat, this
Outside, the cyanogen blueness acrylate glue cooperation water-base fluorocarbon emulsion of addition has stronger viscosity, can make the viscous of prime coat temperature
It closes in case surface, thus stable protection shell.
Detailed description of the invention
Fig. 1 is the present invention for embodying the structural schematic diagram of heat dissipation channel.
Wherein: 1, shell；11, bus bulk；2, heat dissipation channel；3, groove；31, heat release hole.
Specific embodiment
Embodiment 1: a kind of insulation safety power supply buses slot, as shown, including bus bulk 11 and shell 1, shell 1
Inside lower end is equipped with heat dissipation channel 2, and heat dissipation channel 2 inside heat sink and shell 1 by being connected to, outside 2 lower wall of heat dissipation channel
Side opens up fluted 3, and groove 3 is arranged along 2 length direction of heat dissipation channel, and 3 slot bottom of groove is dissipated equipped with what is be connected to heat dissipation channel 2
Prime coat is coated on hot hole 31, shell 1 and heat dissipation channel 2, prime coat outer application has outer paint layer；
Wherein, outer paint layer is coated by silicone resin coating, and prime coat includes following components in parts by weight: ring
180 parts of oxygen resin, 120 parts of acrylic resin, 20 parts of glass fibre, 12 parts of water-base fluorocarbon emulsion, 15 parts of cyanogen blueness acrylate glue,
5 parts of sodium benzoate, 5 parts of titanium dioxide, 3 parts of silicon powder, 4 parts of dehydroactic acid sodium, 6 parts of boron nitride, 6 parts of silicon nitride.
The preparation process of prime coat is as follows:
With (10~11): 1:(6~8) ratio will there is epoxy resin, cyanogen blueness acrylate glue and acrylic resin to be respectively put into
In the first container, 60~70min is mixed under 170~180r/min speed conditions, obtains mixture A, is added thereto
The sodium benzoate for accounting for 0.7~0.8 times of mixture A volume, under the conditions of 100~110 DEG C, with the continuation of 220~230r/min revolving speed
35~40min is stirred, is cooled to room temperature, is centrifugated, is dried to obtain material B；
A reaction kettle is selected, material B, glass fibre, titanium dioxide, boron nitride and silicon nitride are added thereto, 250-280 is warming up to
DEG C, it is stirred, after acid value reaches 19-20mgKOH/g, silicon powder, dehydroactic acid sodium and water-base fluorocarbon emulsion, stirring is added
After uniformly, discharging, filtering.
Outer paint layer includes following components in parts by weight: 80 parts of organic siliconresin, 80 parts of organic resin lotion, carbon
5 parts of SiClx, 80 parts of vinylite, 40 parts of magnesia, 8 parts of methacryloxy trimethoxysilane coupling agent, magnesium chloride 8
Part, 8 parts of 2,4 dihydroxyl benzophenone, 8 parts of sodium alginate, 7 parts of silica, 8 parts of dibutyl tin dilaurate, aluminium nitride 7
Part, 7 parts of calcium bicarbonate.
The preparation process of outer paint layer is as follows:
With (1~2): 1:(1~2) ratio organic siliconresin, organic resin lotion and vinylite are respectively put into first
In container, 50~55min is mixed under 200~210r/min speed conditions, obtains mixture A, addition accounts for mixed thereto
The sodium alginate for closing 0.2~0.3 times of object A volume continues to stir under the conditions of 120~130 DEG C with 240~250r/min revolving speed
40~45min is cooled to room temperature, and is centrifugated, is dried to obtain material B；
A reaction kettle is selected, material B, silicon carbide, magnesia, magnesium chloride, silica and aluminium nitride are added thereto, are warming up to
It 235-240 DEG C, is stirred, after acid value reaches 20-21mgKOH/g, it is even that methacryloxy trimethoxy silane is added
Join agent, 2,4-DihydroxyBenzophenone, calcium bicarbonate and dibutyl tin dilaurate, after mixing evenly, discharging, filtering.
Embodiment 2: a kind of insulation safety power supply buses slot, as shown in Figure 1, including bus bulk 11 and shell 1, shell
1 inside lower end is equipped with heat dissipation channel 2, and heat dissipation channel 2 inside heat sink and shell 1 by being connected to, outside 2 lower wall of heat dissipation channel
Side opens up fluted 3, and groove 3 is arranged along 2 length direction of heat dissipation channel, and 3 slot bottom of groove is dissipated equipped with what is be connected to heat dissipation channel 2
Prime coat is coated on hot hole 31, shell 1 and heat dissipation channel 2, prime coat outer application has outer paint layer；
Wherein, outer paint layer is coated by silicone resin coating, and prime coat includes following components in parts by weight: ring
185 parts of oxygen resin, 122.5 parts of acrylic resin, 22.5 parts of glass fibre, 13 parts of water-base fluorocarbon emulsion, cyanogen blueness acrylate glue
17 parts, 6 parts of sodium benzoate, 5.5 parts of titanium dioxide, 4 parts of silicon powder, 5.5 parts of dehydroactic acid sodium, 7.5 parts of boron nitride, silicon nitride 7.5
Part.
The preparation process of prime coat is as follows:
With (10~11): 1:(6~8) ratio will there is epoxy resin, cyanogen blueness acrylate glue and acrylic resin to be respectively put into
In the first container, 60~70min is mixed under 170~180r/min speed conditions, obtains mixture A, is added thereto
The sodium benzoate for accounting for 0.7~0.8 times of mixture A volume, under the conditions of 100~110 DEG C, with the continuation of 220~230r/min revolving speed
35~40min is stirred, is cooled to room temperature, is centrifugated, is dried to obtain material B；
A reaction kettle is selected, material B, glass fibre, titanium dioxide, boron nitride and silicon nitride are added thereto, 250-280 is warming up to
DEG C, it is stirred, after acid value reaches 19-20mgKOH/g, silicon powder, dehydroactic acid sodium and water-base fluorocarbon emulsion, stirring is added
After uniformly, discharging, filtering.
Outer paint layer includes following components in parts by weight: 85 parts of organic siliconresin, 85 parts of organic resin lotion, carbon
6 parts of SiClx, 85 parts of vinylite, 42.5 parts of magnesia, 10 parts of methacryloxy trimethoxysilane coupling agent, chlorination
9 parts of magnesium, 9 parts of 2,4 dihydroxyl benzophenone, 9 parts of sodium alginate, 8 parts of silica, 9 parts of dibutyl tin dilaurate, nitridation
8 parts of aluminium, 8 parts of calcium bicarbonate.
The preparation process of outer paint layer is as follows:
With (1~2): 1:(1~2) ratio organic siliconresin, organic resin lotion and vinylite are respectively put into first
In container, 50~55min is mixed under 200~210r/min speed conditions, obtains mixture A, addition accounts for mixed thereto
The sodium alginate for closing 0.2~0.3 times of object A volume continues to stir under the conditions of 120~130 DEG C with 240~250r/min revolving speed
40~45min is cooled to room temperature, and is centrifugated, is dried to obtain material B；
A reaction kettle is selected, material B, silicon carbide, magnesia, magnesium chloride, silica and aluminium nitride are added thereto, are warming up to
It 235-240 DEG C, is stirred, after acid value reaches 20-21mgKOH/g, it is even that methacryloxy trimethoxy silane is added
Join agent, 2,4-DihydroxyBenzophenone, calcium bicarbonate and dibutyl tin dilaurate, after mixing evenly, discharging, filtering.
Embodiment 3: a kind of insulation safety power supply buses slot, as shown in Figure 1, including bus bulk 11 and shell 1, shell
1 inside lower end is equipped with heat dissipation channel 2, and heat dissipation channel 2 inside heat sink and shell 1 by being connected to, outside 2 lower wall of heat dissipation channel
Side opens up fluted 3, and groove 3 is arranged along 2 length direction of heat dissipation channel, and 3 slot bottom of groove is dissipated equipped with what is be connected to heat dissipation channel 2
Prime coat is coated on hot hole 31, shell 1 and heat dissipation channel 2, prime coat outer application has outer paint layer；
Wherein, outer paint layer is coated by silicone resin coating, and prime coat includes following components in parts by weight: ring
190 parts of oxygen resin, 125 parts of acrylic resin, 25 parts of glass fibre, 14 parts of water-base fluorocarbon emulsion, 19 parts of cyanogen blueness acrylate glue,
7 parts of sodium benzoate, 6 parts of titanium dioxide, 5 parts of silicon powder, 7 parts of dehydroactic acid sodium, 9 parts of boron nitride, 9 parts of silicon nitride.
The preparation process of prime coat is as follows:
With (10~11): 1:(6~8) ratio will there is epoxy resin, cyanogen blueness acrylate glue and acrylic resin to be respectively put into
In the first container, 60~70min is mixed under 170~180r/min speed conditions, obtains mixture A, is added thereto
The sodium benzoate for accounting for 0.7~0.8 times of mixture A volume, under the conditions of 100~110 DEG C, with the continuation of 220~230r/min revolving speed
35~40min is stirred, is cooled to room temperature, is centrifugated, is dried to obtain material B；
A reaction kettle is selected, material B, glass fibre, titanium dioxide, boron nitride and silicon nitride are added thereto, 250-280 is warming up to
DEG C, it is stirred, after acid value reaches 19-20mgKOH/g, silicon powder, dehydroactic acid sodium and water-base fluorocarbon emulsion, stirring is added
After uniformly, discharging, filtering.
Outer paint layer includes following components in parts by weight: 90 parts of organic siliconresin, 90 parts of organic resin lotion, carbon
7 parts of SiClx, 90 parts of vinylite, 45 parts of magnesia, 12 parts of methacryloxy trimethoxysilane coupling agent, magnesium chloride
10 parts, 10 parts of 2,4 dihydroxyl benzophenone, 10 parts of sodium alginate, 9 parts of silica, 10 parts of dibutyl tin dilaurate, nitrogen
Change 9 parts of aluminium, 9 parts of calcium bicarbonate.
The preparation process of outer paint layer is as follows:
With (1~2): 1:(1~2) ratio organic siliconresin, organic resin lotion and vinylite are respectively put into first
In container, 50~55min is mixed under 200~210r/min speed conditions, obtains mixture A, addition accounts for mixed thereto
The sodium alginate for closing 0.2~0.3 times of object A volume continues to stir under the conditions of 120~130 DEG C with 240~250r/min revolving speed
40~45min is cooled to room temperature, and is centrifugated, is dried to obtain material B；
A reaction kettle is selected, material B, silicon carbide, magnesia, magnesium chloride, silica and aluminium nitride are added thereto, are warming up to
It 235-240 DEG C, is stirred, after acid value reaches 20-21mgKOH/g, it is even that methacryloxy trimethoxy silane is added
Join agent, 2,4-DihydroxyBenzophenone, calcium bicarbonate and dibutyl tin dilaurate, after mixing evenly, discharging, filtering.
Control group uses the shell of existing bus duct, after coating coating prepared by 1~embodiment of embodiment 3 on shell,
It is tested for the property comparison, test result is as follows table:
As seen from the above table, compared with the shell of existing bus duct, the present invention adds the bus duct after top coat layer coating using prime coat
Shell is tested by volume resistance and electric breakdown strength it is found that casing insulation performance of the invention is increased substantially by high temperature resistant
It is found that shell of the invention is able to bear higher temperature, properties are more excellent, increase substantially the insulation of bus duct
Safety and heat-resisting quantity improve the service life of bus duct.
In addition to the implementation, the present invention can also have other embodiments；It is all to use equivalent substitution or equivalent transformation shape
At technical solution, fall within the scope of protection required by the present invention.
Claims (4)
1. a kind of insulation safety power supply buses slot, including bus bulk (11) and shell (1), it is characterised in that: the shell
(1) inside lower end is equipped with heat dissipation channel (2), and the heat dissipation channel (2) is described to dissipate by being connected to inside heat sink and shell (1)
It is opened up fluted (3) on the outside of the passage of heat (2) lower wall, and the groove (3) is arranged along heat dissipation channel (2) length direction, institute
It states groove (3) slot bottom and is equipped with the heat release hole (31) that be connected to heat dissipation channel (2), it is equal on the shell (1) and heat dissipation channel (2)
Coated with prime coat, the prime coat outer application has outer paint layer；
Wherein, the outer paint layer is coated by silicone resin coating, the prime coat include in parts by weight with
Lower component: 180 parts~190 parts of epoxy resin, 120 parts~125 parts of acrylic resin, 20 parts~25 parts of glass fibre, aqueous fluorine
12 parts~14 parts of carbon emulsion, 15 parts~19 parts of cyanogen blueness acrylate glue, 5 parts~7 parts of sodium benzoate, 5 parts of titanium dioxide~6 parts, silicon
3 parts~5 parts of micro mist, 4 parts~7 parts of dehydroactic acid sodium, 6 parts~9 parts of boron nitride, 6 parts~9 parts of silicon nitride.
2. a kind of insulation safety power supply buses slot according to claim 1, it is characterised in that: the preparation work of the prime coat
Skill is as follows:
With (10~11): 1:(6~8) ratio will there is epoxy resin, cyanogen blueness acrylate glue and acrylic resin to be respectively put into
In the first container, 60~70min is mixed under 170~180r/min speed conditions, obtains mixture A, is added thereto
The sodium benzoate for accounting for 0.7~0.8 times of mixture A volume, under the conditions of 100~110 DEG C, with the continuation of 220~230r/min revolving speed
35~40min is stirred, is cooled to room temperature, is centrifugated, is dried to obtain material B；
A reaction kettle is selected, material B, glass fibre, titanium dioxide, boron nitride and silicon nitride are added thereto, 250-280 is warming up to
DEG C, it is stirred, after acid value reaches 19-20mgKOH/g, silicon powder, dehydroactic acid sodium and water-base fluorocarbon emulsion, stirring is added
After uniformly, discharging, filtering.
3. a kind of insulation safety power supply buses slot according to claim 1, it is characterised in that: the outer paint layer include according to
The following components of parts by weight meter: 80 parts~90 parts of organic siliconresin, 80 parts~90 parts of organic resin lotion, silicon carbide 5 parts~7
Part, 80 parts~90 parts of vinylite, 40 parts~45 parts, 8 parts of methacryloxy trimethoxysilane coupling agent of magnesia
~12 parts, 8 parts~10 parts of magnesium chloride, 8 parts~10 parts of 2,4 dihydroxyl benzophenone, 8 parts of sodium alginate~10 parts, silica
7 parts~9 parts, 8 parts~10 parts of dibutyl tin dilaurate, 7 parts~9 parts of aluminium nitride, 7 parts~9 parts of calcium bicarbonate.
4. a kind of insulation safety power supply buses slot according to claim 3, it is characterised in that: the preparation work of the outer paint layer
Skill is as follows:
With (1~2): 1:(1~2) ratio organic siliconresin, organic resin lotion and vinylite are respectively put into first
In container, 50~55min is mixed under 200~210r/min speed conditions, obtains mixture A, addition accounts for mixed thereto
The sodium alginate for closing 0.2~0.3 times of object A volume continues to stir under the conditions of 120~130 DEG C with 240~250r/min revolving speed
40~45min is cooled to room temperature, and is centrifugated, is dried to obtain material B；
A reaction kettle is selected, material B, silicon carbide, magnesia, magnesium chloride, silica and aluminium nitride are added thereto, are warming up to
It 235-240 DEG C, is stirred, after acid value reaches 20-21mgKOH/g, it is even that methacryloxy trimethoxy silane is added
Join agent, 2,4-DihydroxyBenzophenone, calcium bicarbonate and dibutyl tin dilaurate, after mixing evenly, discharging, filtering.
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| CN107453306A (en) * | 2017-08-29 | 2017-12-08 | 江苏叙然信息科技有限公司 | A kind of bus duct |
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| CN107904482A (en) * | 2017-10-29 | 2018-04-13 | 江苏鼎荣电气集团有限公司 | A kind of retarding corrosion-resisting cable bridge frame and preparation method thereof |
| CN108359318A (en) * | 2018-03-02 | 2018-08-03 | 合肥欧仕嘉机电设备有限公司 | A kind of low-voltage electrical apparatus surface coatings and preparation method thereof |
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| US20120111598A1 (en) * | 2010-11-04 | 2012-05-10 | Pawluk Robert R | Multi level cable bus system with modular cable trays |
| CN104312382A (en) * | 2014-11-11 | 2015-01-28 | 合肥皖为电气设备工程有限责任公司 | High-temperature-resistant noise-reduction anti-rusting paint for power distribution cabinet and preparation method for high-temperature-resistant noise-reduction anti-rusting paint |
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