CN107403705B - Multifunctional medium-voltage load switch - Google Patents

Abstract

The invention discloses a multifunctional medium-voltage load switch, wherein a touch panel is connected to the upper surface of the bottom surface of a box body frame device, a plurality of low-voltage touch points and high-voltage touch points which are arranged in a staggered mode are uniformly arranged on the touch panel, transformers are arranged between the low-voltage touch points and the high-voltage touch points, a first vacuum arc extinguish chamber and a second vacuum arc extinguish chamber are oppositely arranged on two sides inside the box body frame device, a gear shaft is connected between the first vacuum arc extinguish chamber and the second vacuum arc extinguish chamber, gears which are arranged corresponding to the low-voltage touch points and the high-voltage touch points are arranged on the gear shaft, a touch handle is fixedly arranged along the periphery of the gears, an isolation insulating shaft is further arranged on one side inside the box body frame device, and; the invention has the advantages of simple structure, low cost, safety, reliability, long service life, time and labor saving, high efficiency and energy saving.

Description

Multifunctional medium-voltage load switch

Technical Field

The invention relates to the technical field of compound switches, in particular to a multifunctional medium-voltage load switch.

Background

The load switch is a switching device between a circuit breaker and a disconnecting switch, mainly plays a role in cutting off rated load current or certain overload current, and is widely applied to various electrical equipment.

Disclosure of Invention

The invention aims to solve the technical problem that the multifunctional medium-voltage load switch is provided aiming at the defects in the prior art, the prepared leakage-proof insulating silicon rubber has excellent performance, the durability of the medium-voltage load switch is greatly improved, the working efficiency is improved, and the scrappage is reduced.

The technical scheme for solving the technical problems is as follows:

a multifunctional medium-voltage load switch comprises a shell and a spring operating mechanism, wherein the shell is a box frame device which is completely wrapped, a touch panel is connected to the upper surface of the bottom surface of the box frame device, a plurality of low-voltage touch points and high-voltage touch points which are arranged in a staggered mode are uniformly arranged on the touch panel, transformers are arranged between the low-voltage touch points and the high-voltage touch points, a first vacuum arc-extinguishing chamber and a second vacuum arc-extinguishing chamber are oppositely arranged on two sides inside the box frame device, a gear shaft is connected between the first vacuum arc-extinguishing chamber and the second vacuum arc-extinguishing chamber, gears which are arranged corresponding to the low-voltage touch points and the high-voltage touch points are arranged on the gear shaft, touch handles are fixedly arranged along the periphery of the gears, an isolation insulating shaft is further arranged on one side inside the box frame device, the isolation insulating shaft is horizontally, an isolation fracture is connected between the vacuum arc extinguish chamber insulating shaft and the isolation insulating shaft; the bottom surface of box frame ware runs through and is equipped with a plurality of earthing switch, and the top of box frame ware surface is equipped with a plurality of insulated columns, and one side fixed mounting of box frame ware has the operating device mounting panel, installs spring operating device on the operating device mounting panel.

The technical scheme of the invention is further defined as follows:

in the multifunctional medium-voltage load switch, the insulating shaft of the vacuum arc extinguish chamber is parallel to the vertical direction of the isolating insulating shaft.

In the multifunctional medium-voltage load switch, the insulation column above the outer surface of the box body frame device is provided with the insulation plate.

In the multifunctional medium voltage load switch, the spring operating mechanism is a detachable mechanism.

In the multifunctional medium-voltage load switch, the insulating columns are all in a cylindrical tower shape, the height of each insulating column is 15-20cm, and the diameter of each insulating column is 8-10 cm.

According to the multifunctional medium-voltage load switch, the leakproof insulating silicon rubber is arranged between each box plate of the box body frame device, and is prepared from two components, namely A and B: b =3:2, wherein the A and B comprise the following components in parts by mass:

the component A comprises the following components in parts by weight: base emulsion: 3-8 parts of an antifreezing agent: 11-18 parts of filler: 9-14 parts of Portland cement: 10-16 parts of black silicon carbide: 9-15 parts of bisphenol F type liquid epoxy resin: 11-19 parts of calcium chloride: 6-10 parts of quartz: 5-9 parts of butyl acetate: 12-19 parts, cellulose ether: 18-22 parts of talcum powder: 10-19 parts of a film-forming additive: 18-26 parts of a thickening agent: 15-18 parts;

the component B comprises the following components in parts by mass: dimethylethanolamine: 10-14 parts of graphite fluoride: 3-9 parts of mixed phosphate: 7-11 parts of chloroprene rubber: 13-19 parts of tetraethoxysilane: 8-10 parts of amino resin: 20-24 parts of neopentyl glycol: 9-12 parts of sodium pyrophosphate: 7-10 parts of methyl hydrogen silicone oil: 9-14 parts of leveling agent: 13-19 parts of defoaming agent: 2-9 parts of a thickening agent: 3-8 parts of activated carbon: 15-19 parts of solvent: 25-35 parts of composite rare earth: 13-19 parts;

the antifreezing agent is ethylene glycol; the filler is diatom mud, talcum powder or heavy calcium powder; the film forming additive is decaglycol ester and dipropylene glycol butyl ether according to the weight ratio of decaglycol ester: the dipropylene glycol butyl ether =3: 1; the thickening agent is one or more of diatomite, sodium bentonite, polyvinyl alcohol or polyacrylamide; the flatting agent is one of polydimethylsiloxane or polyether polyester modified organic siloxane; the defoaming agent is one of simethicone, organic silicon and polyvinyl acetate; the solvent is water; the composite rare earth comprises the following components in percentage by mass: dysprosium: 15-18%, cerium: 20-22%, praseodymium: 7-10%, neodymium: 6-9 percent of lanthanum element, and the balance of lanthanum element, wherein the sum of all components of the lanthanide rare earth is 100 percent;

the preparation method of the leak-proof insulating silicone rubber specifically comprises the following steps:

firstly, conveying the base material emulsion, the antifreezing agent, the filler and the silicate cement in the component A into a stirrer to stir for 30-35min at the stirring speed of 880-one 900r/min, then adding the black silicon carbide, the bisphenol F type liquid epoxy resin and the calcium chloride to stir for 20-25min at the stirring speed of 700-one 750r/min, after fully and uniformly mixing, sequentially adding the quartz, the butyl acetate and the cellulose ether, finally adding the talcum powder, the film forming aid and the thickening agent to adjust the coating to proper viscosity, and filtering to obtain the component A in the leakproof insulating silicon rubber for later use;

adding graphite fluoride, mixed phosphate, chloroprene rubber and ethyl orthosilicate into dimethylethanolamine, feeding the mixture into a stirrer, stirring the mixture for 30-40min at the stirring speed of 500-600r/min, then adding amino resin, neopentyl glycol and sodium pyrophosphate, stirring the mixture for 45-50min at the stirring speed of 700-800/min, adding methyl hydrogen-containing silicone oil, a flatting agent, an antifoaming agent and a thickening agent into the stirrer after the mixture is fully and uniformly mixed, stirring the mixture for 60-65min at a high speed under the action of high shear force at the stirring speed of 700-750r/min, finally adding appropriate amount of activated carbon, solvent and composite rare earth, adjusting the viscosity to appropriate viscosity, and filtering the mixture to obtain a component B in the leak-proof insulating silicone rubber for later use;

thirdly, spraying the component B prepared in the step (II) on the component A prepared in the step (I), and superposing and mixing to obtain the leakage-proof insulating silicon rubber;

and (IV) coating the prepared leakage-proof insulating silicon rubber at the splicing position of the box plate of the box body frame device.

According to the multifunctional medium-voltage load switch, the leakproof insulating silicon rubber is arranged between each box plate of the box body frame device, and is prepared from two components, namely A and B: b =3:2, wherein the A and B comprise the following components in parts by mass:

the component A comprises the following components in parts by weight: base emulsion: 3 parts of an antifreezing agent: 11 parts of filler: 9 parts of Portland cement: 10 parts of black silicon carbide: 9 parts of bisphenol F type liquid epoxy resin: 11 parts, calcium chloride: 6 parts of quartz: 5 parts, butyl acetate: 12 parts, cellulose ether: 18 parts, talc powder: 10 parts, film-forming assistant: 18 parts of a thickening agent: 15 parts of (1);

the component B comprises the following components in parts by mass: dimethylethanolamine: 10 parts of graphite fluoride: 3 parts, mixed phosphate: 7 parts of chloroprene rubber: 13 parts, ethyl orthosilicate: 8 parts of amino resin: 20 parts of neopentyl glycol: 9 parts, sodium pyrophosphate: 7 parts of methyl hydrogen silicone oil: 9 parts of leveling agent: 13 parts, defoaming agent: 2 parts of a thickening agent: 3 parts of activated carbon: 15 parts, solvent: 25 parts of composite rare earth: 13 parts;

the antifreezing agent is ethylene glycol; the filler is diatom mud, talcum powder or heavy calcium powder; the film forming additive is decaglycol ester and dipropylene glycol butyl ether according to the weight ratio of decaglycol ester: the dipropylene glycol butyl ether =3: 1; the thickening agent is one or more of diatomite, sodium bentonite, polyvinyl alcohol or polyacrylamide; the flatting agent is one of polydimethylsiloxane or polyether polyester modified organic siloxane; the defoaming agent is one of simethicone, organic silicon and polyvinyl acetate; the solvent is water; the composite rare earth comprises the following components in percentage by mass: dysprosium: 15%, cerium: 20%, praseodymium: 7%, neodymium: 6 percent of lanthanum element and the balance of lanthanum element, wherein the sum of all components of the lanthanide rare earth is 100 percent;

the preparation method of the leak-proof insulating silicone rubber specifically comprises the following steps:

conveying the base material emulsion, the antifreezing agent, the filler and the portland cement in the component A into a stirrer to stir for 30min at the stirring speed of 880r/min, then adding black silicon carbide, bisphenol F type liquid epoxy resin and calcium chloride to stir for 20min at the stirring speed of 700r/min, after fully and uniformly mixing, sequentially adding quartz, butyl acetate and cellulose ether, finally adding talcum powder, a film-forming aid and a thickening agent to adjust the viscosity of the coating to be proper, and filtering to obtain the component A in the leakproof insulating silicon rubber for later use;

adding graphite fluoride, mixed phosphate, chloroprene rubber and ethyl orthosilicate into dimethylethanolamine, feeding the mixture into a stirrer, stirring the mixture for 30min at the stirring speed of 500r/min, then adding amino resin, neopentyl glycol and sodium pyrophosphate, stirring the mixture for 45min at the stirring speed of 700/min, adding methyl hydrogen-containing silicone oil, a leveling agent, an antifoaming agent and a thickening agent into the stirrer after fully and uniformly mixing the mixture, stirring the mixture at a high speed for 60min under the action of high shear force at the stirring speed of 700r/min, finally adding proper amount of active carbon, a solvent and composite rare earth to adjust the viscosity to a proper value, and filtering the mixture to obtain a component B in the leak-proof insulating silicone rubber for later use;

thirdly, spraying the component B prepared in the step (II) on the component A prepared in the step (I), and superposing and mixing to obtain the leakage-proof insulating silicon rubber;

and (IV) coating the prepared leakage-proof insulating silicon rubber at the splicing position of the box plate of the box body frame device.

According to the multifunctional medium-voltage load switch, the leakproof insulating silicon rubber is arranged between each box plate of the box body frame device, and is prepared from two components, namely A and B: b =3:2, wherein the A and B comprise the following components in parts by mass:

the component A comprises the following components in parts by weight: base emulsion: 8 parts of an antifreezing agent: 18 parts of filler: 14 parts of Portland cement: 16 parts of black silicon carbide: 15 parts of bisphenol F type liquid epoxy resin: 19 parts, calcium chloride: 10 parts of quartz: 9 parts, butyl acetate: 19 parts, cellulose ether: 22 parts, talcum powder: 19 parts, film-forming aid: 26 parts, a thickening agent: 18 parts of a mixture;

the component B comprises the following components in parts by mass: dimethylethanolamine: 14 parts of graphite fluoride: 9 parts, mixed phosphate: 11 parts, chloroprene rubber: 19 parts of tetraethoxysilane: 10 parts of amino resin: 24 parts, neopentyl glycol: 12 parts, sodium pyrophosphate: 10 parts of methyl hydrogen silicone oil: 14 parts of leveling agent: 19 parts, defoaming agent: 9 parts of a thickening agent: 8 parts, activated carbon: 19 parts, solvent: 35 parts of composite rare earth: 19 parts of a mixture;

the antifreezing agent is ethylene glycol; the filler is diatom mud, talcum powder or heavy calcium powder; the film forming additive is decaglycol ester and dipropylene glycol butyl ether according to the weight ratio of decaglycol ester: the dipropylene glycol butyl ether =3: 1; the thickening agent is one or more of diatomite, sodium bentonite, polyvinyl alcohol or polyacrylamide; the flatting agent is one of polydimethylsiloxane or polyether polyester modified organic siloxane; the defoaming agent is one of simethicone, organic silicon and polyvinyl acetate; the solvent is water; the composite rare earth comprises the following components in percentage by mass: dysprosium: 18%, cerium: 22%, praseodymium: 10%, neodymium: 9 percent of lanthanum element, and the balance of lanthanum element, wherein the sum of all components of the lanthanide rare earth is 100 percent;

the preparation method of the leak-proof insulating silicone rubber specifically comprises the following steps:

conveying the base material emulsion, the antifreezing agent, the filler and the portland cement in the component A into a stirrer to stir for 35min at the stirring speed of 900r/min, then adding black silicon carbide, bisphenol F type liquid epoxy resin and calcium chloride to stir for 25min at the stirring speed of 750r/min, after fully and uniformly mixing, sequentially adding quartz, butyl acetate and cellulose ether, finally adding talcum powder, a film-forming aid and a thickening agent to adjust the viscosity of the coating to be proper, and filtering to obtain the component A in the leakproof insulating silicon rubber for later use;

adding graphite fluoride, mixed phosphate, chloroprene rubber and ethyl orthosilicate into dimethylethanolamine, feeding the mixture into a stirrer, stirring for 40min at the stirring speed of 600r/min, then adding amino resin, neopentyl glycol and sodium pyrophosphate, stirring for 50min at the stirring speed of 800/min, adding methyl hydrogen-containing silicone oil, a leveling agent, an antifoaming agent and a thickening agent into the stirrer after fully and uniformly mixing, stirring at a high speed for 65min under the action of high shear force at the stirring speed of 750r/min, finally adding proper amounts of active carbon, a solvent and composite rare earth, adjusting to proper viscosity, and filtering to obtain a component B in the leakage-proof insulating silicone rubber for later use;

thirdly, spraying the component B prepared in the step (II) on the component A prepared in the step (I), and superposing and mixing to obtain the leakage-proof insulating silicon rubber;

and (IV) coating the prepared leakage-proof insulating silicon rubber at the splicing position of the box plate of the box body frame device.

The technical scheme adopted by the invention has the beneficial effects that: the equipment is relatively provided with a first vacuum arc extinguish chamber and a second vacuum arc extinguish chamber, improves the working efficiency of the load switch and increases the utilization rate of the load switch compared with the traditional load switch, a gear shaft is connected between the first vacuum arc extinguish chamber and the second vacuum arc extinguish chamber, gears corresponding to a low-voltage touch point and a high-voltage touch point are arranged on the gear shaft, touch handles are fixedly arranged along the periphery of the gears, transformers are arranged between the low-voltage touch point and the high-voltage touch point, the current situation that the high-voltage load switch is frequently used in daily life is changed, the performance of the high-voltage load switch and the low-voltage switch is single, the equipment can be randomly switched among low voltage, medium voltage and high voltage, the practicability of the load switch is improved, the load switch is more diversified, and leakage-proof insulating silicon rubber is arranged between each box plate of the box frame device, the whole tightness and the conductivity resistance of the load switch are improved, the production cost is reduced, the efficiency is high, the energy is saved, the time and the labor are saved, and the technical scheme has the advantages of simple structure, convenience in use and simplicity in maintenance;

the process for preparing the leak-proof insulating silicon rubber is simple, and water is used as a solvent in the preparation process, so that the environment is protected, and the production cost is saved.

Drawings

FIG. 1 is a schematic structural view of the present invention;

wherein: 1-spring operating mechanism, 2-box frame device, 3-touch panel, 4-low voltage touch point, 5-high voltage touch point, 6-transformer, 7-first vacuum arc extinguish chamber, 8-second vacuum arc extinguish chamber, 9-gear shaft, 10-gear, 11-touch handle, 12-isolation insulating shaft, 13-vacuum arc extinguish chamber insulating shaft, 14-isolation fracture, 15-grounding switch, 16-insulating column, 17-operating mechanism mounting plate and 18-insulating plate.

Detailed Description

Example 1

The embodiment provides a multifunctional medium-voltage load switch, which comprises a shell and a spring operating mechanism 1, wherein the shell is a fully-enclosed box frame device 2, a touch panel 3 is connected to the upper surface of the bottom surface of the box frame device 2, a plurality of low-voltage touch points 4 and high-voltage touch points 5 which are arranged in a staggered manner are uniformly arranged on the touch panel 3, transformers 6 are arranged between the low-voltage touch points 4 and the high-voltage touch points 5, a first vacuum arc-extinguishing chamber 7 and a second vacuum arc-extinguishing chamber 8 are oppositely arranged on two sides inside the box frame device 2, a gear shaft 9 is connected between the first vacuum arc-extinguishing chamber 7 and the second vacuum arc-extinguishing chamber 8, gears 10 which are arranged corresponding to the low-voltage touch points 4 and the high-voltage touch points 5 are arranged on the gear shaft 9, touch handles 11 are fixedly arranged along the peripheries of the gears 10, an isolation insulating shaft 12 is also arranged on one side inside the box, a vacuum arc extinguish chamber insulating shaft 13 is arranged above the isolating insulating shaft 12, the vacuum arc extinguish chamber insulating shaft 13 is parallel to the isolating insulating shaft 12 in the vertical direction, and an isolating fracture 14 is connected between the vacuum arc extinguish chamber insulating shaft 13 and the isolating insulating shaft 12; a plurality of grounding switches 15 are arranged on the bottom surface of the box body framing device 2 in a penetrating mode, a plurality of insulating columns 16 are arranged above the outer surface of the box body framing device 2, the insulating columns 16 are all in a cylindrical tower shape, the height of each insulating column 16 is 15cm, the diameter of each insulating column is 8cm, an electricity isolating plate 18 is arranged between each insulating column and each insulating column above the outer surface of the box body framing device 2, an operating mechanism mounting plate 17 is fixedly mounted on one side of the box body framing device 2, a spring operating mechanism 1 is mounted on each operating mechanism mounting plate 17, and each spring operating mechanism 1 is a detachable mechanism;

leakage-proof insulating silicon rubber is arranged between every two box plates of the box body frame device, and the leakage-proof insulating silicon rubber is prepared from two components A and B according to the ratio A: b =3:2, wherein the A and B comprise the following components in parts by mass:

the component A comprises the following components in parts by weight: base emulsion: 3 parts of an antifreezing agent: 11 parts of filler: 9 parts of Portland cement: 10 parts of black silicon carbide: 9 parts of bisphenol F type liquid epoxy resin: 11 parts, calcium chloride: 6 parts of quartz: 5 parts, butyl acetate: 12 parts, cellulose ether: 18 parts, talc powder: 10 parts, film-forming assistant: 18 parts of a thickening agent: 15 parts of (1);

the component B comprises the following components in parts by mass: dimethylethanolamine: 10 parts of graphite fluoride: 3 parts, mixed phosphate: 7 parts of chloroprene rubber: 13 parts, ethyl orthosilicate: 8 parts of amino resin: 20 parts of neopentyl glycol: 9 parts, sodium pyrophosphate: 7 parts of methyl hydrogen silicone oil: 9 parts of leveling agent: 13 parts, defoaming agent: 2 parts of a thickening agent: 3 parts of activated carbon: 15 parts, solvent: 25 parts of composite rare earth: 13 parts;

the antifreezing agent is ethylene glycol; the filler is diatom mud, talcum powder or heavy calcium powder; the film forming additive is decaglycol ester and dipropylene glycol butyl ether according to the weight ratio of decaglycol ester: the dipropylene glycol butyl ether =3: 1; the thickening agent is one or more of diatomite, sodium bentonite, polyvinyl alcohol or polyacrylamide; the flatting agent is one of polydimethylsiloxane or polyether polyester modified organic siloxane; the defoaming agent is one of simethicone, organic silicon and polyvinyl acetate; the solvent is water; the composite rare earth comprises the following components in percentage by mass: dysprosium: 15%, cerium: 20%, praseodymium: 7%, neodymium: 6 percent of lanthanum element and the balance of lanthanum element, wherein the sum of all components of the lanthanide rare earth is 100 percent;

the preparation method of the leak-proof insulating silicone rubber specifically comprises the following steps:

conveying the base material emulsion, the antifreezing agent, the filler and the portland cement in the component A into a stirrer to stir for 30min at the stirring speed of 880r/min, then adding black silicon carbide, bisphenol F type liquid epoxy resin and calcium chloride to stir for 20min at the stirring speed of 700r/min, after fully and uniformly mixing, sequentially adding quartz, butyl acetate and cellulose ether, finally adding talcum powder, a film-forming aid and a thickening agent to adjust the viscosity of the coating to be proper, and filtering to obtain the component A in the leakproof insulating silicon rubber for later use;

adding graphite fluoride, mixed phosphate, chloroprene rubber and ethyl orthosilicate into dimethylethanolamine, feeding the mixture into a stirrer, stirring the mixture for 30min at the stirring speed of 500r/min, then adding amino resin, neopentyl glycol and sodium pyrophosphate, stirring the mixture for 45min at the stirring speed of 700/min, adding methyl hydrogen-containing silicone oil, a leveling agent, an antifoaming agent and a thickening agent into the stirrer after fully and uniformly mixing the mixture, stirring the mixture at a high speed for 60min under the action of high shear force at the stirring speed of 700r/min, finally adding proper amount of active carbon, a solvent and composite rare earth to adjust the viscosity to a proper value, and filtering the mixture to obtain a component B in the leak-proof insulating silicone rubber for later use;

thirdly, spraying the component B prepared in the step (II) on the component A prepared in the step (I), and superposing and mixing to obtain the leakage-proof insulating silicon rubber;

and (IV) coating the prepared leakage-proof insulating silicon rubber at the splicing position of the box plate of the box body frame device.

Example 2

The embodiment provides a multifunctional medium-voltage load switch, which comprises a shell and a spring operating mechanism 1, wherein the shell is a fully-wrapped box frame device 2, leak-proof insulating silicon rubber is arranged between every two box plates of the box frame device 2, a touch panel 3 is connected to the upper surface of the bottom surface of the box frame device 2, a plurality of low-voltage touch points 4 and high-voltage touch points 5 which are arranged in a staggered mode are uniformly arranged on the touch panel 3, a transformer 6 is arranged between each low-voltage touch point 4 and each high-voltage touch point 5, a first vacuum arc-extinguishing chamber 7 and a second vacuum arc-extinguishing chamber 8 are oppositely arranged on two sides inside the box frame device 2, a gear shaft 9 is connected between each first vacuum arc-extinguishing chamber 7 and each second vacuum arc-extinguishing chamber 8, a gear 10 which is arranged corresponding to the low-voltage touch points 4 and the high-voltage touch points 5 is arranged on the gear shaft 9, a touch handle 11 is fixedly arranged along, an isolation insulation shaft 12 is horizontally parallel to the first vacuum arc-extinguishing chamber 7, a vacuum arc-extinguishing chamber insulation shaft 13 is arranged above the isolation insulation shaft 12, the vacuum arc-extinguishing chamber insulation shaft 13 is parallel to the isolation insulation shaft 12 in the vertical direction, and an isolation fracture 14 is connected between the vacuum arc-extinguishing chamber insulation shaft 13 and the isolation insulation shaft 12; a plurality of grounding switches 15 are arranged on the bottom surface of the box body framing device 2 in a penetrating mode, a plurality of insulating columns 16 are arranged above the outer surface of the box body framing device 2, the insulating columns 16 are all in a cylindrical tower shape, the height of each insulating column 16 is 15cm, the diameter of each insulating column is 8cm, an electricity isolating plate 18 is arranged between each insulating column and each insulating column above the outer surface of the box body framing device 2, an operating mechanism mounting plate 17 is fixedly mounted on one side of the box body framing device 2, a spring operating mechanism 1 is mounted on each operating mechanism mounting plate 17, and each spring operating mechanism 1 is a detachable mechanism;

leakage-proof insulating silicon rubber is arranged between every two box plates of the box body frame device, and the leakage-proof insulating silicon rubber is prepared from two components A and B according to the ratio A: b =3:2, wherein the A and B comprise the following components in parts by mass:

the component A comprises the following components in parts by weight: base emulsion: 8 parts of an antifreezing agent: 18 parts of filler: 14 parts of Portland cement: 16 parts of black silicon carbide: 15 parts of bisphenol F type liquid epoxy resin: 19 parts, calcium chloride: 10 parts of quartz: 9 parts, butyl acetate: 19 parts, cellulose ether: 22 parts, talcum powder: 19 parts, film-forming aid: 26 parts, a thickening agent: 18 parts of a mixture;

the component B comprises the following components in parts by mass: dimethylethanolamine: 14 parts of graphite fluoride: 9 parts, mixed phosphate: 11 parts, chloroprene rubber: 19 parts of tetraethoxysilane: 10 parts of amino resin: 24 parts, neopentyl glycol: 12 parts, sodium pyrophosphate: 10 parts of methyl hydrogen silicone oil: 14 parts of leveling agent: 19 parts, defoaming agent: 9 parts of a thickening agent: 8 parts, activated carbon: 19 parts, solvent: 35 parts of composite rare earth: 19 parts of a mixture;

the antifreezing agent is ethylene glycol; the filler is diatom mud, talcum powder or heavy calcium powder; the film forming additive is decaglycol ester and dipropylene glycol butyl ether according to the weight ratio of decaglycol ester: the dipropylene glycol butyl ether =3: 1; the thickening agent is one or more of diatomite, sodium bentonite, polyvinyl alcohol or polyacrylamide; the flatting agent is one of polydimethylsiloxane or polyether polyester modified organic siloxane; the defoaming agent is one of simethicone, organic silicon and polyvinyl acetate; the solvent is water; the composite rare earth comprises the following components in percentage by mass: dysprosium: 18%, cerium: 22%, praseodymium: 10%, neodymium: 9 percent of lanthanum element, and the balance of lanthanum element, wherein the sum of all components of the lanthanide rare earth is 100 percent;

the preparation method of the leak-proof insulating silicone rubber specifically comprises the following steps:

conveying the base material emulsion, the antifreezing agent, the filler and the portland cement in the component A into a stirrer to stir for 35min at the stirring speed of 900r/min, then adding black silicon carbide, bisphenol F type liquid epoxy resin and calcium chloride to stir for 25min at the stirring speed of 750r/min, after fully and uniformly mixing, sequentially adding quartz, butyl acetate and cellulose ether, finally adding talcum powder, a film-forming aid and a thickening agent to adjust the viscosity of the coating to be proper, and filtering to obtain the component A in the leakproof insulating silicon rubber for later use;

adding graphite fluoride, mixed phosphate, chloroprene rubber and ethyl orthosilicate into dimethylethanolamine, feeding the mixture into a stirrer, stirring for 40min at the stirring speed of 600r/min, then adding amino resin, neopentyl glycol and sodium pyrophosphate, stirring for 50min at the stirring speed of 800/min, adding methyl hydrogen-containing silicone oil, a leveling agent, an antifoaming agent and a thickening agent into the stirrer after fully and uniformly mixing, stirring at a high speed for 65min under the action of high shear force at the stirring speed of 750r/min, finally adding proper amounts of active carbon, a solvent and composite rare earth, adjusting to proper viscosity, and filtering to obtain a component B in the leakage-proof insulating silicone rubber for later use;

thirdly, spraying the component B prepared in the step (II) on the component A prepared in the step (I), and superposing and mixing to obtain the leakage-proof insulating silicon rubber;

and (IV) coating the prepared leakage-proof insulating silicon rubber at the splicing position of the box plate of the box body frame device.

Example 3

The embodiment provides a multifunctional medium-voltage load switch, which comprises a shell and a spring operating mechanism 1, wherein the shell is a fully-wrapped box frame device 2, leak-proof insulating silicon rubber is arranged between every two box plates of the box frame device 2, a touch panel 3 is connected to the upper surface of the bottom surface of the box frame device 2, a plurality of low-voltage touch points 4 and high-voltage touch points 5 which are arranged in a staggered mode are uniformly arranged on the touch panel 3, a transformer 6 is arranged between each low-voltage touch point 4 and each high-voltage touch point 5, a first vacuum arc-extinguishing chamber 7 and a second vacuum arc-extinguishing chamber 8 are oppositely arranged on two sides inside the box frame device 2, a gear shaft 9 is connected between each first vacuum arc-extinguishing chamber 7 and each second vacuum arc-extinguishing chamber 8, a gear 10 which is arranged corresponding to the low-voltage touch points 4 and the high-voltage touch points 5 is arranged on the gear shaft 9, a touch handle 11 is fixedly arranged along, an isolation insulation shaft 12 is horizontally parallel to the first vacuum arc-extinguishing chamber 7, a vacuum arc-extinguishing chamber insulation shaft 13 is arranged above the isolation insulation shaft 12, the vacuum arc-extinguishing chamber insulation shaft 13 is parallel to the isolation insulation shaft 12 in the vertical direction, and an isolation fracture 14 is connected between the vacuum arc-extinguishing chamber insulation shaft 13 and the isolation insulation shaft 12; a plurality of grounding switches 15 are arranged on the bottom surface of the box body framing device 2 in a penetrating mode, a plurality of insulating columns 16 are arranged above the outer surface of the box body framing device 2, the insulating columns 16 are all in a cylindrical tower shape, the height of each insulating column 16 is 15cm, the diameter of each insulating column is 8cm, an electricity isolating plate 18 is arranged between each insulating column and each insulating column above the outer surface of the box body framing device 2, an operating mechanism mounting plate 17 is fixedly mounted on one side of the box body framing device 2, a spring operating mechanism 1 is mounted on each operating mechanism mounting plate 17, and each spring operating mechanism 1 is a detachable mechanism;

leakage-proof insulating silicon rubber is arranged between every two box plates of the box body frame device, and the leakage-proof insulating silicon rubber is prepared from two components A and B according to the ratio A: b =3:2, wherein the A and B comprise the following components in parts by mass:

the component A comprises the following components in parts by weight: base emulsion: 5 parts of an antifreezing agent: 15 parts of filler: 12 parts of Portland cement: 14 parts of black silicon carbide: 12 parts of bisphenol F type liquid epoxy resin: 14 parts, calcium chloride: 8 parts of quartz: 7 parts, butyl acetate: 15 parts, cellulose ether: 20 parts, talc powder: 16 parts, film-forming aid: 22 parts of a thickening agent: 17 parts of (1);

the component B comprises the following components in parts by mass: dimethylethanolamine: 12 parts of graphite fluoride: 6 parts of mixed phosphate: 9 parts, chloroprene rubber: 15 parts of ethyl orthosilicate: 9 parts of amino resin: 22 parts of neopentyl glycol: 10 parts, sodium pyrophosphate: 8 parts of methyl hydrogen silicone oil: 12 parts of leveling agent: 15 parts, defoaming agent: 5 parts of a thickening agent: 6 parts of activated carbon: 16 parts, solvent: 30 parts of composite rare earth: 16 parts of a mixture;

the antifreezing agent is ethylene glycol; the filler is diatom mud, talcum powder or heavy calcium powder; the film forming additive is decaglycol ester and dipropylene glycol butyl ether according to the weight ratio of decaglycol ester: the dipropylene glycol butyl ether =3: 1; the thickening agent is one or more of diatomite, sodium bentonite, polyvinyl alcohol or polyacrylamide; the flatting agent is one of polydimethylsiloxane or polyether polyester modified organic siloxane; the defoaming agent is one of simethicone, organic silicon and polyvinyl acetate; the solvent is water; the composite rare earth comprises the following components in percentage by mass: dysprosium: 17%, cerium: 20%, praseodymium: 8%, neodymium: 7 percent of lanthanum element, and the balance of lanthanum element, wherein the sum of all components of the lanthanide rare earth is 100 percent;

the preparation method of the leak-proof insulating silicone rubber specifically comprises the following steps:

conveying the base material emulsion, the antifreezing agent, the filler and the portland cement in the component A into a stirrer to stir for 32min at the stirring speed of 890r/min, then adding black silicon carbide, bisphenol F type liquid epoxy resin and calcium chloride to stir for 23min at the stirring speed of 720r/min, after fully and uniformly mixing, sequentially adding quartz, butyl acetate and cellulose ether, finally adding talcum powder, a film-forming aid and a thickening agent to adjust the viscosity of the coating to be proper, and filtering to obtain the component A in the leak-proof insulating silicon rubber for later use;

adding graphite fluoride, mixed phosphate, chloroprene rubber and ethyl orthosilicate into dimethylethanolamine, feeding the mixture into a stirrer, stirring the mixture for 35min at the stirring speed of 550r/min, then adding amino resin, neopentyl glycol and sodium pyrophosphate, stirring the mixture for 48min at the stirring speed of 750/min, adding methyl hydrogen-containing silicone oil, a leveling agent, an antifoaming agent and a thickening agent into the stirrer after fully and uniformly mixing the mixture, stirring the mixture at a high speed for 62min under the action of high shear force at the stirring speed of 730r/min, finally adding proper amount of active carbon, a solvent and composite rare earth to adjust the viscosity to a proper value, and filtering the mixture to obtain a component B in the leak-proof insulating silicone rubber for later use;

thirdly, spraying the component B prepared in the step (II) on the component A prepared in the step (I), and superposing and mixing to obtain the leakage-proof insulating silicon rubber;

and (IV) coating the prepared leakage-proof insulating silicon rubber at the splicing position of the box plate of the box body frame device.

In addition to the above embodiments, the present invention may have other embodiments. All technical solutions formed by adopting equivalent substitutions or equivalent transformations fall within the protection scope of the claims of the present invention.

Claims (7)

1. A multifunctional medium voltage load switch comprises a shell and a spring operating mechanism (1), and is characterized in that: the casing is a full-packaging box frame device (2), the upper surface of the bottom surface of the box frame device (2) is connected with a touch panel (3), a plurality of low-voltage touch points (4) and high-voltage touch points (5) which are arranged in a staggered mode are uniformly arranged on the touch panel (3), a transformer (6) is arranged between each low-voltage touch point (4) and each high-voltage touch point (5), a first vacuum arc-extinguishing chamber (7) and a second vacuum arc-extinguishing chamber (8) are oppositely arranged on two sides of the interior of the box frame device (2), a gear shaft (9) is connected between each first vacuum arc-extinguishing chamber (7) and each second vacuum arc-extinguishing chamber (8), a gear (10) which is arranged corresponding to each low-voltage touch point (4) and each high-voltage touch point (5) is arranged on each gear shaft (9), a touch handle (11) is fixedly arranged on the periphery of each gear (10), an isolation insulating shaft (12) is further arranged on one side, the isolation insulation shaft (12) is horizontally parallel to the first vacuum arc-extinguishing chamber (7), a vacuum arc-extinguishing chamber insulation shaft (13) is arranged above the isolation insulation shaft (12), and an isolation fracture (14) is connected between the vacuum arc-extinguishing chamber insulation shaft (13) and the isolation insulation shaft (12); a plurality of grounding switches (15) are arranged on the bottom surface of the box body frame device (2) in a penetrating mode, a plurality of insulating columns (16) are arranged above the outer surface of the box body frame device (2), an operating mechanism mounting plate (17) is fixedly mounted on one side of the box body frame device (2), and a spring operating mechanism (1) is mounted on the operating mechanism mounting plate (17);

the box frame ware (2) all is equipped with leak protection insulating silicone rubber between every boxboard, leak protection insulating silicone rubber is pressed A by first second two components: the composition is characterized by comprising the following components in parts by mass:

the component A comprises the following components in parts by weight: base emulsion: 3-8 parts of an antifreezing agent: 11-18 parts of filler: 9-14 parts of Portland cement: 10-16 parts of black silicon carbide: 9-15 parts of bisphenol F type liquid epoxy resin: 11-19 parts of calcium chloride: 6-10 parts of quartz: 5-9 parts of butyl acetate: 12-19 parts, cellulose ether: 18-22 parts of talcum powder: 10-19 parts of a film-forming additive: 18-26 parts of a thickening agent: 15-18 parts;

the component B comprises the following components in parts by mass: dimethylethanolamine: 10-14 parts of graphite fluoride: 3-9 parts of mixed phosphate: 7-11 parts of chloroprene rubber: 13-19 parts of tetraethoxysilane: 8-10 parts of amino resin: 20-24 parts of neopentyl glycol: 9-12 parts of sodium pyrophosphate: 7-10 parts of methyl hydrogen silicone oil: 9-14 parts of leveling agent: 13-19 parts of defoaming agent: 2-9 parts of a thickening agent: 3-8 parts of activated carbon: 15-19 parts of solvent: 25-35 parts of composite rare earth: 13-19 parts;

the antifreezing agent is ethylene glycol; the filler is diatom mud, talcum powder or heavy calcium powder; the film-forming additive is composed of a decaglycol ester and dipropylene glycol butyl ether according to the weight ratio of the decaglycol ester: the dipropylene glycol butyl ether is compounded in a weight ratio of 3: 1; the thickening agent is one or more of diatomite, sodium bentonite, polyvinyl alcohol or polyacrylamide; the leveling agent is one of polydimethylsiloxane or polyether polyester modified organic siloxane; the defoaming agent is one of simethicone, organic silicon and polyvinyl acetate; the solvent is water; the composite rare earth comprises the following components in percentage by mass: dysprosium: 15-18%, cerium: 20-22%, praseodymium: 7-10%, neodymium: 6-9 percent of lanthanum element and the balance of lanthanum element, wherein the sum of all components of the composite rare earth is 100 percent;

the preparation method of the leakproof insulating silicon rubber specifically comprises the following steps:

firstly, conveying the base material emulsion, the antifreezing agent, the filler and the silicate cement in the component A into a stirrer to stir for 30-35min at the stirring speed of 880-one 900r/min, then adding the black silicon carbide, the bisphenol F type liquid epoxy resin and the calcium chloride to stir for 20-25min at the stirring speed of 700-one 750r/min, after fully and uniformly mixing, sequentially adding the quartz, the butyl acetate and the cellulose ether, finally adding the talcum powder, the film forming aid and the thickening agent to adjust the coating to proper viscosity, and filtering to obtain the component A in the leakproof insulating silicon rubber for later use;

adding graphite fluoride, mixed phosphate, chloroprene rubber and ethyl orthosilicate into dimethylethanolamine, feeding the mixture into a stirrer, stirring the mixture for 30-40min at the stirring speed of 500-600r/min, then adding amino resin, neopentyl glycol and sodium pyrophosphate, stirring the mixture for 45-50min at the stirring speed of 700-800/min, adding methyl hydrogen-containing silicone oil, a flatting agent, an antifoaming agent and a thickening agent into the stirrer after the mixture is fully and uniformly mixed, stirring the mixture for 60-65min at a high speed under the action of high shear force at the stirring speed of 700-750r/min, finally adding appropriate amount of activated carbon, solvent and composite rare earth, adjusting the viscosity to appropriate viscosity, and filtering the mixture to obtain a component B in the leak-proof insulating silicone rubber for later use;

thirdly, spraying the component B prepared in the step (II) on the component A prepared in the step (I), and superposing and mixing to obtain the leakage-proof insulating silicon rubber;

and (IV) coating the prepared leakage-proof insulating silicon rubber at the splicing position of the box plate of the box body frame device.

2. The multi-functional medium voltage load switch according to claim 1, characterized in that: and the insulating shaft (13) of the vacuum arc-extinguishing chamber is parallel to the vertical direction of the isolation insulating shaft (12).

3. The multi-functional medium voltage load switch according to claim 1, characterized in that: an electricity isolation plate (18) is arranged between the insulating column and the insulating column above the outer surface of the box body framing device (2).

4. The multi-functional medium voltage load switch according to claim 1, characterized in that: the spring operating mechanism (1) is a detachable mechanism.

5. The multi-functional medium voltage load switch according to claim 1, characterized in that: the insulating columns (16) are all in a cylindrical tower shape, the height of each insulating column (16) is 15-20cm, and the diameter of each insulating column is 8-10 cm.

6. The multi-functional medium voltage load switch according to claim 1, characterized in that: the box frame ware (2) all is equipped with leak protection insulating silicone rubber between every boxboard, leak protection insulating silicone rubber is pressed A by first second two components: the composition is characterized by comprising the following components in parts by mass:

the component A comprises the following components in parts by weight: base emulsion: 3 parts of an antifreezing agent: 11 parts of filler: 9 parts of Portland cement: 10 parts of black silicon carbide: 9 parts of bisphenol F type liquid epoxy resin: 11 parts, calcium chloride: 6 parts of quartz: 5 parts, butyl acetate: 12 parts, cellulose ether: 18 parts, talc powder: 10 parts, film-forming assistant: 18 parts of a thickening agent: 15 parts of (1);

the component B comprises the following components in parts by mass: dimethylethanolamine: 10 parts of graphite fluoride: 3 parts, mixed phosphate: 7 parts of chloroprene rubber: 13 parts, ethyl orthosilicate: 8 parts of amino resin: 20 parts of neopentyl glycol: 9 parts, sodium pyrophosphate: 7 parts of methyl hydrogen silicone oil: 9 parts of leveling agent: 13 parts, defoaming agent: 2 parts of a thickening agent: 3 parts of activated carbon: 15 parts, solvent: 25 parts of composite rare earth: 13 parts;

the antifreezing agent is ethylene glycol; the filler is diatom mud, talcum powder or heavy calcium powder; the film-forming additive is composed of a decaglycol ester and dipropylene glycol butyl ether according to the weight ratio of the decaglycol ester: the dipropylene glycol butyl ether is compounded in a weight ratio of 3: 1; the thickening agent is one or more of diatomite, sodium bentonite, polyvinyl alcohol or polyacrylamide; the leveling agent is one of polydimethylsiloxane or polyether polyester modified organic siloxane; the defoaming agent is one of simethicone, organic silicon and polyvinyl acetate; the solvent is water; the composite rare earth comprises the following components in percentage by mass: dysprosium: 15%, cerium: 20%, praseodymium: 7%, neodymium: 6 percent, the balance being lanthanum element, the sum of the components of the composite rare earth being 100 percent;

the preparation method of the leakproof insulating silicon rubber specifically comprises the following steps:

conveying the base material emulsion, the antifreezing agent, the filler and the portland cement in the component A into a stirrer to stir for 30min at the stirring speed of 880r/min, then adding black silicon carbide, bisphenol F type liquid epoxy resin and calcium chloride to stir for 20min at the stirring speed of 700r/min, after fully and uniformly mixing, sequentially adding quartz, butyl acetate and cellulose ether, finally adding talcum powder, a film-forming aid and a thickening agent to adjust the viscosity of the coating to be proper, and filtering to obtain the component A in the leakproof insulating silicon rubber for later use;

adding graphite fluoride, mixed phosphate, chloroprene rubber and ethyl orthosilicate into dimethylethanolamine, feeding the mixture into a stirrer, stirring the mixture for 30min at the stirring speed of 500r/min, then adding amino resin, neopentyl glycol and sodium pyrophosphate, stirring the mixture for 45min at the stirring speed of 700/min, adding methyl hydrogen-containing silicone oil, a leveling agent, an antifoaming agent and a thickening agent into the stirrer after fully and uniformly mixing the mixture, stirring the mixture at a high speed for 60min under the action of high shear force at the stirring speed of 700r/min, finally adding proper amount of active carbon, a solvent and composite rare earth to adjust the viscosity to a proper value, and filtering the mixture to obtain a component B in the leak-proof insulating silicone rubber for later use;

thirdly, spraying the component B prepared in the step (II) on the component A prepared in the step (I), and superposing and mixing to obtain the leakage-proof insulating silicon rubber;

and (IV) coating the prepared leakage-proof insulating silicon rubber at the splicing position of the box plate of the box body frame device.

7. The multifunctional medium voltage load switch according to claim 6, wherein: the box frame ware (2) all is equipped with leak protection insulating silicone rubber between every boxboard, leak protection insulating silicone rubber is pressed A by first second two components: the composition is characterized by comprising the following components in parts by mass:

the component A comprises the following components in parts by weight: base emulsion: 8 parts of an antifreezing agent: 18 parts of filler: 14 parts of Portland cement: 16 parts of black silicon carbide: 15 parts of bisphenol F type liquid epoxy resin: 19 parts, calcium chloride: 10 parts of quartz: 9 parts, butyl acetate: 19 parts, cellulose ether: 22 parts, talcum powder: 19 parts, film-forming aid: 26 parts, a thickening agent: 18 parts of a mixture;

the component B comprises the following components in parts by mass: dimethylethanolamine: 14 parts of graphite fluoride: 9 parts, mixed phosphate: 11 parts, chloroprene rubber: 19 parts of tetraethoxysilane: 10 parts of amino resin: 24 parts, neopentyl glycol: 12 parts, sodium pyrophosphate: 10 parts of methyl hydrogen silicone oil: 14 parts of leveling agent: 19 parts, defoaming agent: 9 parts of a thickening agent: 8 parts, activated carbon: 19 parts, solvent: 35 parts of composite rare earth: 19 parts of a mixture;

the antifreezing agent is ethylene glycol; the filler is diatom mud, talcum powder or heavy calcium powder; the film-forming additive is composed of a decaglycol ester and dipropylene glycol butyl ether according to the weight ratio of the decaglycol ester: the dipropylene glycol butyl ether is compounded in a weight ratio of 3: 1; the thickening agent is one or more of diatomite, sodium bentonite, polyvinyl alcohol or polyacrylamide; the leveling agent is one of polydimethylsiloxane or polyether polyester modified organic siloxane; the defoaming agent is one of simethicone, organic silicon and polyvinyl acetate; the solvent is water; the composite rare earth comprises the following components in percentage by mass: dysprosium: 18%, cerium: 22%, praseodymium: 10%, neodymium: 9 percent of lanthanum element, and the balance of lanthanum element, wherein the sum of the components of the composite rare earth is 100 percent;

the preparation method of the leakproof insulating silicon rubber specifically comprises the following steps:

conveying the base material emulsion, the antifreezing agent, the filler and the portland cement in the component A into a stirrer to stir for 35min at the stirring speed of 900r/min, then adding black silicon carbide, bisphenol F type liquid epoxy resin and calcium chloride to stir for 25min at the stirring speed of 750r/min, after fully and uniformly mixing, sequentially adding quartz, butyl acetate and cellulose ether, finally adding talcum powder, a film-forming aid and a thickening agent to adjust the viscosity of the coating to be proper, and filtering to obtain the component A in the leakproof insulating silicon rubber for later use;

adding graphite fluoride, mixed phosphate, chloroprene rubber and ethyl orthosilicate into dimethylethanolamine, feeding the mixture into a stirrer, stirring for 40min at the stirring speed of 600r/min, then adding amino resin, neopentyl glycol and sodium pyrophosphate, stirring for 50min at the stirring speed of 800/min, adding methyl hydrogen-containing silicone oil, a leveling agent, an antifoaming agent and a thickening agent into the stirrer after fully and uniformly mixing, stirring at a high speed for 65min under the action of high shear force at the stirring speed of 750r/min, finally adding proper amounts of active carbon, a solvent and composite rare earth, adjusting to proper viscosity, and filtering to obtain a component B in the leakage-proof insulating silicone rubber for later use;

thirdly, spraying the component B prepared in the step (II) on the component A prepared in the step (I), and superposing and mixing to obtain the leakage-proof insulating silicon rubber;

and (IV) coating the prepared leakage-proof insulating silicon rubber at the splicing position of the box plate of the box body frame device.

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