CN105207069A - Ventilated explosion-proof high-low pressure switch cabinet and corrosion-resistant process thereof - Google Patents
Ventilated explosion-proof high-low pressure switch cabinet and corrosion-resistant process thereof Download PDFInfo
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- CN105207069A CN105207069A CN201510763365.4A CN201510763365A CN105207069A CN 105207069 A CN105207069 A CN 105207069A CN 201510763365 A CN201510763365 A CN 201510763365A CN 105207069 A CN105207069 A CN 105207069A
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- cabinet
- explosion
- switch cabinet
- low voltage
- voltage switch
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/28—Casings; Parts thereof or accessories therefor dustproof, splashproof, drip-proof, waterproof or flameproof
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- 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
- C09D169/00—Coating compositions based on polycarbonates; Coating compositions based on derivatives of polycarbonates
-
- 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
- C09D5/08—Anti-corrosive paints
- C09D5/10—Anti-corrosive paints containing metal dust
-
- 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
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
- H02B1/32—Mounting of devices therein
- H02B1/34—Racks
- H02B1/36—Racks with withdrawable units
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/56—Cooling; Ventilation
- H02B1/565—Cooling; Ventilation for cabinets
-
- 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
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
-
- 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
Abstract
The invention discloses a ventilated explosion-proof high-low pressure switch cabinet which comprises a cabinet body and a cabinet door, wherein the cabinet body is assembled by five plates; heat dissipation holes are symmetrically formed in the left side and the right side of the cabinet body; an explosion-proof opening is arranged on the upper surface of the cabinet body; an illuminating lamp is arranged in the cabinet body; sliding track groups are mounted on the inner wall of the cabinet body; the heat dissipation holes consist of a plurality of heat dissipation hole slots and baffles; the opening of the explosion-proof opening is arranged as an inclined plane; an explosion-proof opening cover adaptive to the explosion-proof opening covers the explosion-proof opening; three or more groups of sliding track groups are mounted on the inner wall of the cabinet body. The invention further designs a corrosion-resistant process of the ventilated explosion-proof high-low pressure switch cabinet; the surface of the ventilated explosion-proof high-low pressure switch cabinet is coated with two layers of corrosion-resistant layers. The high-low pressure switch cabinet is simple in structure, good in ventilated and waterproof effects, excellent in explosion-proof performance, and high in safety degree; the corrosion-resistant process of the high-low pressure switch cabinet is simple and feasible, the used corrosion-resistant paint is simple to prepare, low in cost and good in corrosion-resistant effect, and the service life of the high-low pressure switch cabinet is prolonged.
Description
Technical field
The present invention relates to a kind of switch cubicle, be specifically related to a kind of ventilation explosion-proof type High-low voltage switch cabinet and anticorrosion process thereof.
Background technology
Switch cubicle is a kind of electric equipment, switch cubicle outside line is introduced into master switch in cabinet, then enters sub-control switch, and each shunt needs to arrange by it, as instrument, automatic control, motor magnetic switch, various A.C. contactors etc., what have also establishes hyperbaric chamber and low-pressure chamber switch cubicle, be provided with high voltage bus, as power plant etc., the low-frequency load reduction be also provided with as protecting capital equipment had.
The Main Function of switch cubicle carries out generating electricity in electric power system, transmits electricity, in the process of distribution and electric energy conversion; carry out folding, control and protection power consumption equipment; parts in switch cubicle mainly contain the compositions such as circuit breaker, isolating switch, on-load switch, operating mechanism, instrument transformer and various protective devices; High-low voltage switch cabinet is the one of switch cubicle; existing High-low voltage switch cabinet can in indoor use; also can use out of doors; such as mine is medium; the environment used compares and mixes; be in inflammable and explosive gas and dust atmosphere, easily blast.
Method general abroad uses flame-proof switch cashier's office in a shop at high and low voltage switch at present, flame-proof switch is flame-proof type switch, but flame-proof type explosion-proof switch in use must keep suitable gap and degree of going window-shopping, and want frequent maintenance overhaul, so just can accomplish real safety anti-explosive, so the installation environment of flame-proof switch needs to be strict with, how inconvenient use, and researching and developing a kind of High-low voltage switch cabinet remaining with good ventilation effect while having good explosion-proof performance becomes those skilled in the art's technical problem urgently to be resolved hurrily.
Summary of the invention
Technical problem to be solved by this invention is, overcome the shortcoming of prior art, provide a kind of ventilation explosion-proof type High-low voltage switch cabinet and anticorrosion process thereof, this high and low voltage switch cabinet is simple, ventilation good water-proof effect, have good explosion-proof performance, degree of safety is high, and this High-low voltage switch cabinet anticorrosion process is simple, anticorrosive paint preparation used is simple, with low cost, favorable anti-corrosion effect, extends the useful life of High-low voltage switch cabinet.
In order to solve above technical problem, the invention provides a kind of ventilation explosion-proof type High-low voltage switch cabinet, comprise cabinet and be arranged on the cabinet door on cabinet, cabinet is assembled by five blocks of plates, and every block plate forms by lamina rara externa, intermediate plate and inner plating are superimposed successively respectively, and the left and right sides of cabinet is arranged with louvre, the upper surface of cabinet is provided with venting, be provided with illuminating lamp in cabinet, the inwall of cabinet is provided with slide rail set, wherein:
Louvre is made up of several heat radiation hole slot and baffle plate, and heat radiation hole slot is list structure, and baffle plate is vertically extended to form downwards by one end of heat radiation hole slot, and baffle plate protrudes the surface of heat radiation hole slot, and leaves space between baffle plate and heat radiation hole slot;
The opening of venting is set to inclined-plane, and venting covers the explosion-proof lid suitable with venting; Cabinet inwall is provided with at least three group slide rail set, often organizes slide rail set and be made up of the left slide rail and right slide rail being symmetricly set on cabinet inwall both sides, often organize between slide rail set and be arranged in parallel up and down, often organize in slide rail set and respectively dividing plate is installed.
The technical scheme that the present invention limits further is:
In aforementioned ventilation explosion-proof type High-low voltage switch cabinet, lamina rara externa and inner plating are PLASTIC LAMINATED, and intermediate plate is galvanized steel plain sheet, lamina rara externa, are respectively arranged with PU plate between inner plating and intermediate plate.
Technique effect, cabinet of the present invention not between adopt single lamp steel plate, but adopt the plate of structural formula to carry out compound, inside and outside laminate is PLASTIC LAMINATED, and can get up good flameproof effect, and intermediate plate is that galvanized steel plain sheet plays good explosion-proof effect, and between inside and outside laminate and intermediate plate, be respectively equipped with PU plate, PU plate has good waterproof, fire prevention, insulation and performance integrally, and cheap, enhances the waterproof of cabinet, explosion-proof performance.
In aforementioned ventilation explosion-proof type High-low voltage switch cabinet; illuminating lamp is made up of illuminating lamp body and the protective cover be arranged on outside illuminating lamp body; protective cover and illuminating lamp body suitable, protective cover comprises horizontal annulus and is connected to the curved bar composition of longitudinal direction on annulus, and protective cover is aluminum alloy materials die cast.
Technique effect, is provided with protective cover outside the illuminating lamp adopted in the present invention, has good explosion-proof effect, extends the useful life of illuminating lamp, makes it adapt to severe environment for use and expands its scope used.
In aforementioned ventilation explosion-proof type High-low voltage switch cabinet, cabinet door is also provided with transparent window.
Technique effect, directly observes the situation in High-low voltage switch cabinet with handled easily personnel, and energy Timeliness coverage abnormal conditions, give treatment in time, avoid unnecessary loss.
The present invention also designs a kind of anticorrosion process of the explosion-proof type High-low voltage switch cabinet that ventilates, and at the appearance applied in two coats anticorrosive coat of ventilation explosion-proof type High-low voltage switch cabinet, anticorrosive coat comprises following component according to the mass fraction:
Film-forming resin 35-50 part
Color stuffing 10-15 part
Defoamer 3-5 part
Dispersant 5-8 part
Levelling agent 1-3 part
Thixotropic agent 0.5-1.0 part
Coupling agent 1-4 part
Curing agent 8-10 part
Compound rare-earth 1-3 part
Film-forming resin is the mixture of carbonic ester resin and methyl phenyl silicone resin, in mass ratio the ratio mixing of 2:1; Color stuffing is the one in composite iron-titanium powder, sepiolite, talcum powder, kaolin; Defoamer is polysiloxanes defoamer; One in the hydrophobic modified carboxylic acid sodium salt of dispersant, polyacrylic acid sodium salt or ammonium salt; Levelling agent is isophorone or diacetone alcohol; Thixotropic agent is aerosil or organobentonite; Coupling agent is silane coupler; Curing agent is the one in diethylenetriamine, m-phenylene diamine (MPD), phenol aldehyde modified amine;
Compound rare-earth comprises following component by mass percentage: La:14-18%, Y:15-18%, Sc:9-12%, Gd:12-20%, Sm:18-20%; All the other lanthanide series, each component sum of above lanthanide rare is 100%;
Preparation method's concrete steps of carbonic ester resin are as follows:
(1) in the reaction under high pressure axe that electric heating and magnetic agitation are housed, add epoxy resin and catalyst TBAB, be heated to 75-80 DEG C under magnetic stirring, mixing speed is 150-250r/min, and after temperature stabilization, pass into pressure in carbon dioxide to autoclave is 1.2-1.4MPa, continue stirring reaction 1-3h, stop heating, after temperature reduces, stop inflation, and discharging after gas in emptying autoclave, obtain pale yellow viscous liquid;
(2) going out catalyst by adding extraction into ethyl acetate in above-mentioned steps (1), then adding the catalyst that a large amount of hot water dissolving is not extracted, after layering, remaining oil is placed on decompression dehydration in vacuum distillation apparatus, both obtained carbonic ester resin.
In the technical scheme that the present invention limits further:
In the anticorrosion process of aforementioned ventilation explosion-proof type High-low voltage switch cabinet, in anticorrosion process, preparation method's concrete steps of anticorrosive coat are as follows:
(1) prepared carbonic ester resin and methyl phenyl silicone resin are added homogenizer high speed dispersion 15-20min, mixing speed is 500-800r/min;
(2) mixing speed is reduced, color stuffing is added under 300-400r/min, partly measure defoamer, levelling agent, compound rare-earth, dispersant and thixotropic agent, after it mixes, color stuffing is repeatedly added on a small quantity in batches, add color stuffing and improve rotating speed to 800-900r/min, make its high speed dispersion 30-40min;
(3), after dispersion, under 200-300r/min low speed, polishing is remaining gradually partly measures defoamer, levelling agent, compound rare-earth, dispersant and thixotropic agent, and stirring at low speed evenly can be filtered, and has both obtained ventilation explosion-proof type High-low voltage switch cabinet anticorrosive paint;
Mixed with curing agent by coupling agent simultaneously and mix with ventilation explosion-proof type High-low voltage switch cabinet anticorrosive paint obtained above, be coated in the surface of cabinet, applied in two coats, every interlayer is every 24-30h, and at room temperature solidification obtains anticorrosive coat.
The invention has the beneficial effects as follows:
Present invention employs louvre, contribute to switch cubicle well to ventilate, simultaneously louvre is made up of dispel the heat hole slot and baffle plate, baffle plate is arranged on the top of heat radiation hole slot, be beneficial to the water when rainy day to beat and not enter on baffle plate in heat radiation hole slot thus carry out in cabinet, under the prerequisite ensureing good ventilation, be provided with again good water-proof function.
The present invention is provided with venting on cabinet, when detonation occurring being unexpected, gases at high pressure can be discharged in time, the pressure in cabinet are discharged within the scope of safe pressure timely, do not produce destructiveness, ensure cabinet and safety around, and the venting in the present invention is inclined-plane, when normal use or cabinet internal pressure are discharged in normal range (NR), explosion-proof lid can close venting automatically, do not need external force, it also avoid the risk that fuel gas enters cabinet again, ensure that fail safe.
The present invention is provided with slide rail set on the inwall of cabinet, as required cabinet can be divided into several part, then isolate with dividing plate, and applicability is wide, can meet the different needs, and dividing plate effectively can be isolated when breaking out of fire simultaneously, reduces the loss.
The aminomethyl phenyl resin prepared in the present invention has good thermal endurance, be suitable as the base-material of high-temperature resistant coating, methyl phenyl silicone resin contains a resinoid of methyl silica structure unit and phenyl silica structure unit simultaneously in addition, due to the introducing of phenyl, effectively raise it in thermoelasticity, to the performance in the cohesiveness of various base material and the compatibility of the material such as organic resin and pigment etc.
Accompanying drawing explanation
Fig. 1 is the structural representation of explosion-proof type High-low voltage switch cabinet of ventilating in the embodiment of the present invention;
Fig. 2 is the structural representation of louvre in embodiment of the present invention ventilation explosion-proof type High-low voltage switch cabinet;
Fig. 3 is the structural representation of cabinet in embodiment of the present invention ventilation explosion-proof type High-low voltage switch cabinet;
Fig. 4 is the structural representation of illuminating lamp in embodiment of the present invention ventilation explosion-proof type High-low voltage switch cabinet;
In figure: 1-cabinet, 11-lamina rara externa, 12-intermediate plate, 13-inner plating, 14-PU plate, 2-cabinet door; 3-louvre, 31-dispels the heat hole slot, 32-baffle plate, 4-venting, 5-illuminating lamp, 51-illuminating lamp body; 52-protective cover, the explosion-proof lid of 6-, the left slide rail of 7-, the right slide rail of 8-, 9-transparent window.
Embodiment
embodiment 1
The one ventilation explosion-proof type High-low voltage switch cabinet that the present embodiment provides, structure as Figure 1-4, comprise cabinet 1 and be arranged on the cabinet door 2 on cabinet, cabinet door 2 is also provided with transparent window 9, cabinet 1 is assembled by five blocks of plates, every block plate is respectively by lamina rara externa 11, superimposed composition is as shown in Figure 3 successively for intermediate plate 12 and inner plating 13, lamina rara externa 11 and inner plating 13 are PLASTIC LAMINATED, intermediate plate 12 is galvanized steel plain sheet, lamina rara externa 11, PU plate 14 is respectively arranged with between inner plating 13 and intermediate plate 12, the left and right sides of cabinet 1 is arranged with louvre 3, the upper surface of cabinet 1 is provided with venting 4, illuminating lamp 5 is provided with in cabinet 1, illuminating lamp 5 forms as shown in Figure 4 by illuminating lamp body 51 and the protective cover 52 be arranged on outside illuminating lamp body 51, protective cover 52 is suitable with illuminating lamp body 51, protective cover 52 comprises horizontal annulus and is connected to the curved bar composition of the longitudinal direction on annulus, protective cover 52 is aluminum alloy materials die cast, the inwall of cabinet 1 is provided with slide rail set, wherein:
Louvre 3 is made up of several heat radiation hole slot 31 and baffle plate 32, heat radiation hole slot 31 is list structure, and baffle plate 32 is vertically extended to form downwards by one end of heat radiation hole slot 31, and baffle plate 32 protrudes the surface of heat radiation hole slot 31, and leave space between baffle plate 32 and heat radiation hole slot 31, as shown in Figure 2;
The opening of venting 4 is set to inclined-plane, and venting 4 covers the explosion-proof lid 6 suitable with venting 4; Cabinet 1 inwall is provided with at least three group slide rail set, often organizes slide rail set and be made up of the left slide rail 7 and right slide rail 8 being symmetricly set on cabinet 1 inwall both sides, often organize between slide rail set and be arranged in parallel up and down, often organize in slide rail set and respectively dividing plate is installed.
embodiment 2
The present embodiment provides in above-described embodiment the anticorrosion process of the explosion-proof type High-low voltage switch cabinet that ventilates, and at the appearance applied in two coats anticorrosive coat of ventilation explosion-proof type High-low voltage switch cabinet, anticorrosive coat comprises following component according to the mass fraction:
Film-forming resin: 42 parts, color stuffing composite iron-titanium powder: 10 parts, polysiloxanes defoamer: 5 parts, dispersant ammonium salt: 5 parts, levelling agent diacetone alcohol: 3 parts, thixotropic agent machine bentonite: 0.8 part, silane coupler: 4 parts, curing agent m-phenylene diamine (MPD): 8 parts, compound rare-earth: 3 parts;
Film-forming resin is the mixture of carbonic ester resin and methyl phenyl silicone resin, in mass ratio the ratio mixing of 2:1; Compound rare-earth comprises following component by mass percentage: La:16%, Y:15%, Sc:10%, Gd:12%, Sm:19%; All the other lanthanide series, each component sum of above lanthanide rare is 100%;
Preparation method's concrete steps of carbonic ester resin are as follows:
(1) in the reaction under high pressure axe that electric heating and magnetic agitation are housed, add epoxy resin and catalyst TBAB, be heated to 80 DEG C under magnetic stirring, mixing speed is 250r/min, and after temperature stabilization, pass into pressure in carbon dioxide to autoclave is 1.4MPa, continue stirring reaction 3h, stop heating, after temperature reduces, stop inflation, and discharging after gas in emptying autoclave, obtain pale yellow viscous liquid;
(2) going out catalyst by adding extraction into ethyl acetate in above-mentioned steps (1), then adding the catalyst that a large amount of hot water dissolving is not extracted, after layering, remaining oil is placed on decompression dehydration in vacuum distillation apparatus, both obtained carbonic ester resin.
The anticorrosion process of above-mentioned ventilation explosion-proof type High-low voltage switch cabinet, in anticorrosion process, preparation method's concrete steps of anticorrosive coat are as follows:
(1) prepared carbonic ester resin and methyl phenyl silicone resin are added homogenizer high speed dispersion 18min, mixing speed is 650r/min;
(2) reduce mixing speed, under 350r/min, add color stuffing, partly measure defoamer, levelling agent, compound rare-earth, dispersant and thixotropic agent, after it mixes, color stuffing is repeatedly added on a small quantity in batches, adds color stuffing and improve rotating speed to 850r/min, make its high speed dispersion 30min;
(3), after dispersion, under 200r/min low speed, polishing is remaining gradually partly measures defoamer, levelling agent, compound rare-earth, dispersant and thixotropic agent, and stirring at low speed evenly can be filtered, and has both obtained ventilation explosion-proof type High-low voltage switch cabinet anticorrosive paint;
Mixed with curing agent by coupling agent simultaneously and mix with ventilation explosion-proof type High-low voltage switch cabinet anticorrosive paint obtained above, be coated in the surface of cabinet, applied in two coats, every interlayer is every 27h, and at room temperature solidification obtains anticorrosive coat.
embodiment 3
The present embodiment provides in above-described embodiment the anticorrosion process of the explosion-proof type High-low voltage switch cabinet that ventilates, and at the appearance applied in two coats anticorrosive coat of ventilation explosion-proof type High-low voltage switch cabinet, anticorrosive coat comprises following component according to the mass fraction:
Film-forming resin: 35 parts, color stuffing sepiolite: 15 parts, polysiloxanes defoamer: 4 parts, dispersant polyacrylic acid sodium salt: 8 parts, levelling agent isophorone: 1 part, thixotropic agent organobentonite: 0.5 part, silane coupler: 3 parts, the phenol aldehyde modified amine of curing agent: 10 parts, compound rare-earth: 2 parts;
Film-forming resin is the mixture of carbonic ester resin and methyl phenyl silicone resin, in mass ratio the ratio mixing of 2:1;
Compound rare-earth comprises following component by mass percentage: La:18%, Y:16%, Sc:9%, Gd:20%, Sm:18%; All the other lanthanide series, each component sum of above lanthanide rare is 100%;
Preparation method's concrete steps of carbonic ester resin are as follows:
(1) in the reaction under high pressure axe that electric heating and magnetic agitation are housed, add epoxy resin and catalyst TBAB, be heated to 78 DEG C under magnetic stirring, mixing speed is 150r/min, and after temperature stabilization, pass into pressure in carbon dioxide to autoclave is 1.2MPa, continue stirring reaction 2h, stop heating, after temperature reduces, stop inflation, and discharging after gas in emptying autoclave, obtain pale yellow viscous liquid;
(2) going out catalyst by adding extraction into ethyl acetate in above-mentioned steps (1), then adding the catalyst that a large amount of hot water dissolving is not extracted, after layering, remaining oil is placed on decompression dehydration in vacuum distillation apparatus, both obtained carbonic ester resin.
The anticorrosion process of above-mentioned ventilation explosion-proof type High-low voltage switch cabinet, in anticorrosion process, preparation method's concrete steps of anticorrosive coat are as follows:
(1) prepared carbonic ester resin and methyl phenyl silicone resin are added homogenizer high speed dispersion 20min, mixing speed is 800r/min;
(2) reduce mixing speed, under 300r/min, add color stuffing, partly measure defoamer, levelling agent, compound rare-earth, dispersant and thixotropic agent, after it mixes, color stuffing is repeatedly added on a small quantity in batches, adds color stuffing and improve rotating speed to 900r/min, make its high speed dispersion 40min;
(3), after dispersion, under 300r/min low speed, polishing is remaining gradually partly measures defoamer, levelling agent, compound rare-earth, dispersant and thixotropic agent, and stirring at low speed evenly can be filtered, and has both obtained ventilation explosion-proof type High-low voltage switch cabinet anticorrosive paint;
Mixed with curing agent by coupling agent simultaneously and mix with ventilation explosion-proof type High-low voltage switch cabinet anticorrosive paint obtained above, be coated in the surface of cabinet, applied in two coats, every interlayer is every 24h, and at room temperature solidification obtains anticorrosive coat.
embodiment 4
The present embodiment provides in above-described embodiment the anticorrosion process of the explosion-proof type High-low voltage switch cabinet that ventilates, and at the appearance applied in two coats anticorrosive coat of ventilation explosion-proof type High-low voltage switch cabinet, anticorrosive coat comprises following component according to the mass fraction:
Film-forming resin: 50 parts, color stuffing talcum powder: 12 parts, polysiloxanes defoamer: 3 parts, the hydrophobic modified carboxylic acid sodium salt of dispersant: 6 parts, levelling agent diacetone alcohol: 2 parts, thixotropic agent aerosil: 1.0 parts, silane coupler: 1 part, curing agent diethylenetriamine: 9 parts, compound rare-earth: 1 part;
Film-forming resin is the mixture of carbonic ester resin and methyl phenyl silicone resin, in mass ratio the ratio mixing of 2:1;
Compound rare-earth comprises following component by mass percentage: La:14%, Y:18%, Sc:12%, Gd:15%, Sm:20%; All the other lanthanide series, each component sum of above lanthanide rare is 100%;
Preparation method's concrete steps of carbonic ester resin are as follows:
(1) in the reaction under high pressure axe that electric heating and magnetic agitation are housed, add epoxy resin and catalyst TBAB, be heated to 75 DEG C under magnetic stirring, mixing speed is 200r/min, and after temperature stabilization, pass into pressure in carbon dioxide to autoclave is 1.3MPa, continue stirring reaction 1h, stop heating, after temperature reduces, stop inflation, and discharging after gas in emptying autoclave, obtain pale yellow viscous liquid;
(2) going out catalyst by adding extraction into ethyl acetate in above-mentioned steps (1), then adding the catalyst that a large amount of hot water dissolving is not extracted, after layering, remaining oil is placed on decompression dehydration in vacuum distillation apparatus, both obtained carbonic ester resin.
The anticorrosion process of above-mentioned ventilation explosion-proof type High-low voltage switch cabinet, in anticorrosion process, preparation method's concrete steps of anticorrosive coat are as follows:
(1) prepared carbonic ester resin and methyl phenyl silicone resin are added homogenizer high speed dispersion 15min, mixing speed is 500r/min;
(2) reduce mixing speed, under 400r/min, add color stuffing, partly measure defoamer, levelling agent, compound rare-earth, dispersant and thixotropic agent, after it mixes, color stuffing is repeatedly added on a small quantity in batches, adds color stuffing and improve rotating speed to 800r/min, make its high speed dispersion 35min;
(3), after dispersion, under 250r/min low speed, polishing is remaining gradually partly measures defoamer, levelling agent, compound rare-earth, dispersant and thixotropic agent, and stirring at low speed evenly can be filtered, and has both obtained ventilation explosion-proof type High-low voltage switch cabinet anticorrosive paint;
Mixed with curing agent by coupling agent simultaneously and mix with ventilation explosion-proof type High-low voltage switch cabinet anticorrosive paint obtained above, be coated in the surface of cabinet, applied in two coats, every interlayer is every 30h, and at room temperature solidification obtains anticorrosive coat.
In addition to the implementation, the present invention can also have other execution modes.All employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop on the protection range of application claims.
Claims (6)
1. a ventilation explosion-proof type High-low voltage switch cabinet, comprise cabinet (1) and be arranged on the cabinet door (2) on cabinet, it is characterized in that: described cabinet (1) is assembled by five blocks of plates, every block plate is respectively by lamina rara externa (11), intermediate plate (12) and inner plating (13) is superimposed successively forms, the left and right sides of described cabinet (1) is arranged with louvre (3), the upper surface of described cabinet (1) is provided with venting (4), illuminating lamp (5) is provided with in described cabinet (1), the inwall of cabinet (1) is provided with slide rail set, wherein:
Described louvre (3) is made up of several heat radiation hole slot (31) and baffle plate (32), described heat radiation hole slot (31) is list structure, described baffle plate (32) is vertically extended to form downwards by one end of heat radiation hole slot (31), described baffle plate (32) protrudes the surface of heat radiation hole slot (31), and leaves space between baffle plate (32) and heat radiation hole slot (31);
The opening of described venting (4) is set to inclined-plane, and described venting (4) is upper covers the explosion-proof lid (6) suitable with described venting (4); Described cabinet (1) inwall is provided with at least three group slide rail set, often organize slide rail set to be made up of the left slide rail (7) and right slide rail (8) being symmetricly set on cabinet (1) inwall both sides, often organize between slide rail set and be arranged in parallel up and down, described often group in slide rail set installs dividing plate respectively.
2. ventilation explosion-proof type High-low voltage switch cabinet according to claim 1, it is characterized in that: described lamina rara externa (11) and inner plating (13) are PLASTIC LAMINATED, described intermediate plate (12) is galvanized steel plain sheet, described lamina rara externa (11), is respectively arranged with PU plate (14) between inner plating (13) and intermediate plate (12).
3. ventilation explosion-proof type High-low voltage switch cabinet according to claim 1; it is characterized in that: described illuminating lamp (5) is by illuminating lamp body (51) and be arranged on illuminating lamp body (51) protective cover outward (52) and form; described protective cover (52) is suitable with described illuminating lamp body (51); described protective cover (52) comprises horizontal annulus and is connected to the curved bar composition of the longitudinal direction on annulus, and described protective cover (52) is aluminum alloy materials die cast.
4. ventilation explosion-proof type High-low voltage switch cabinet according to claim 1, is characterized in that: described cabinet door (2) is also provided with transparent window (9).
5. the anticorrosion process of ventilation explosion-proof type High-low voltage switch cabinet as claimed in claim 1, is characterized in that: at the appearance applied in two coats anticorrosive coat of ventilation explosion-proof type High-low voltage switch cabinet, described anticorrosive coat comprises following component according to the mass fraction:
Film-forming resin 35-50 part
Color stuffing 10-15 part
Defoamer 3-5 part
Dispersant 5-8 part
Levelling agent 1-3 part
Thixotropic agent 0.5-1.0 part
Coupling agent 1-4 part
Curing agent 8-10 part
Compound rare-earth 1-3 part
Described film-forming resin is the mixture of carbonic ester resin and methyl phenyl silicone resin, in mass ratio the ratio mixing of 2:1; Described color stuffing is the one in composite iron-titanium powder, sepiolite, talcum powder, kaolin; Described defoamer is polysiloxanes defoamer; One in the hydrophobic modified carboxylic acid sodium salt of described dispersant, polyacrylic acid sodium salt or ammonium salt; Described levelling agent is isophorone or diacetone alcohol; Described thixotropic agent is aerosil or organobentonite; Described coupling agent is silane coupler; Described curing agent is the one in diethylenetriamine, m-phenylene diamine (MPD), phenol aldehyde modified amine;
Described compound rare-earth comprises following component by mass percentage: La:14-18%, Y:15-18%, Sc:9-12%, Gd:12-20%, Sm:18-20%; All the other lanthanide series, each component sum of above lanthanide rare is 100%;
Preparation method's concrete steps of described carbonic ester resin are as follows:
(1) in the reaction under high pressure axe that electric heating and magnetic agitation are housed, add epoxy resin and catalyst TBAB, be heated to 75-80 DEG C under magnetic stirring, mixing speed is 150-250r/min, and after temperature stabilization, pass into pressure in carbon dioxide to autoclave is 1.2-1.4MPa, continue stirring reaction 1-3h, stop heating, after temperature reduces, stop inflation, and discharging after gas in emptying autoclave, obtain pale yellow viscous liquid;
(2) going out catalyst by adding extraction into ethyl acetate in above-mentioned steps (1), then adding the catalyst that a large amount of hot water dissolving is not extracted, after layering, remaining oil is placed on decompression dehydration in vacuum distillation apparatus, both obtained carbonic ester resin.
6. the anticorrosion process of ventilation explosion-proof type High-low voltage switch cabinet according to claim 5, is characterized in that, in described anticorrosion process, preparation method's concrete steps of anticorrosive coat are as follows:
(1) prepared carbonic ester resin and methyl phenyl silicone resin are added homogenizer high speed dispersion 15-20min, mixing speed is 500-800r/min;
(2) mixing speed is reduced, color stuffing is added under 300-400r/min, partly measure defoamer, levelling agent, compound rare-earth, dispersant and thixotropic agent, after it mixes, color stuffing is repeatedly added on a small quantity in batches, add color stuffing and improve rotating speed to 800-900r/min, make its high speed dispersion 30-40min;
(3), after dispersion, under 200-300r/min low speed, polishing is remaining gradually partly measures defoamer, levelling agent, compound rare-earth, dispersant and thixotropic agent, and stirring at low speed evenly can be filtered, and has both obtained ventilation explosion-proof type High-low voltage switch cabinet anticorrosive paint;
Mixed with curing agent by coupling agent simultaneously and mix with ventilation explosion-proof type High-low voltage switch cabinet anticorrosive paint obtained above, be coated in the surface of cabinet, applied in two coats, every interlayer is every 24-30h, and at room temperature solidification obtains anticorrosive coat.
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| CN201510763365.4A CN105207069A (en) | 2015-11-10 | 2015-11-10 | Ventilated explosion-proof high-low pressure switch cabinet and corrosion-resistant process thereof |
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| CN106312972A (en) * | 2016-09-27 | 2017-01-11 | 无锡市明骥智能机械有限公司 | Explosion-proof workbench |
| CN106497163A (en) * | 2016-11-08 | 2017-03-15 | 镇江市亿鑫电气设备有限责任公司 | A kind of high-tension switch cabinet of anticorrosion antiwear |
| CN106543780A (en) * | 2016-11-08 | 2017-03-29 | 镇江市亿鑫电气设备有限责任公司 | A kind of high-tension switch cabinet body |
| CN106936083A (en) * | 2017-05-12 | 2017-07-07 | 江苏恒炫电气有限公司 | A kind of dustproof and anti-explosion type High-low voltage switch cabinet |
| CN107134297A (en) * | 2017-04-25 | 2017-09-05 | 扬中市众成管路配件有限公司 | A kind of insulation box for instrument of high antiseptic property |
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| CN107796445A (en) * | 2017-12-06 | 2018-03-13 | 博维恩冷冻科技（苏州）有限公司 | A kind of flowmeter with protective cover |
| CN108879357A (en) * | 2018-06-06 | 2018-11-23 | 荣马电器有限公司 | A kind of high security switchgear |
| US11910546B2 (en) | 2019-06-03 | 2024-02-20 | Toshiba Mitsubishi-Electric Industrial Systems Corporation | Explosion-proof structure for electronic component |
| CN112296604A (en) * | 2020-10-12 | 2021-02-02 | 安徽鑫发铝业有限公司 | Preparation method of high-strength antibacterial wear-resistant aluminum profile for assault boat |
| CN112952560A (en) * | 2021-01-27 | 2021-06-11 | 苏敏 | Alternating current distribution equipment capable of preventing rainwater from entering |
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