CN109434767B - SF6 switch can-type assembly platform - Google Patents

SF6 switch can-type assembly platform Download PDF

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CN109434767B
CN109434767B CN201811474568.1A CN201811474568A CN109434767B CN 109434767 B CN109434767 B CN 109434767B CN 201811474568 A CN201811474568 A CN 201811474568A CN 109434767 B CN109434767 B CN 109434767B
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groove
switch
parts
mesoporous silica
assembly platform
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CN109434767A (en
Inventor
王成新
刘宁
郭玉峰
赵勇
王汝强
王家铮
肖炳秀
陈圣芳
韩桂莲
高丽红
李德荣
任潇源
林茹梦
姬彬荃
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State Grid Corp of China SGCC
Wenshang Power Supply Co of State Grid Shandong Electric Power Co Ltd
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State Grid Corp of China SGCC
Wenshang Power Supply Co of State Grid Shandong Electric Power Co Ltd
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25H—WORKSHOP EQUIPMENT, e.g. FOR MARKING-OUT WORK; STORAGE MEANS FOR WORKSHOPS
    • B25H1/00—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby
    • B25H1/0021—Stands, supports or guiding devices for positioning portable tools or for securing them to the work
    • B25H1/0057—Devices for securing hand tools to the work
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D163/00—Coating compositions based on epoxy resins; Coating compositions based on derivatives of epoxy resins
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • 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
    • 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
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H11/00—Apparatus or processes specially adapted for the manufacture of electric switches

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Materials Engineering (AREA)
  • Wood Science & Technology (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Paints Or Removers (AREA)

Abstract

本发明涉及一种SF6开关罐式装配平台，包括：水平支架，所述水平支架的一端设置有第一凹槽，所述水平支架的另一端设置有挡板，所述第一凹槽和挡板之间还设置有第二凹槽；所述挡板上设置有多组通孔，所述第一凹槽、第二凹槽上对称设置有多组通孔。本申请有效地对SF6开关的壳体的方位、角度进行固定和调整，提高了装配效率，且设备结构简单、易于推广。本发明的装配平台离地面约80cm，在装配平台上进行开关的装配，方便安装，提高工作效率、提高安全系数，提高行车使用率。同时，本申请还在SF6开关罐式装配平台外涂覆一层防护涂料，有效提高了SF6开关罐式装配平台的耐腐蚀性和抗冲击强度，延长了SF6开关罐式装配平台的使用寿命。

Figure 201811474568

The invention relates to an SF6 switch tank type assembly platform, comprising: a horizontal support, one end of the horizontal support is provided with a first groove, the other end of the horizontal support is provided with a baffle plate, the first groove and the stop A second groove is also arranged between the plates; a plurality of groups of through holes are arranged on the baffle plate, and a plurality of groups of through holes are symmetrically arranged on the first groove and the second groove. The present application effectively fixes and adjusts the orientation and angle of the housing of the SF6 switch, improves assembly efficiency, and has a simple structure and is easy to popularize. The assembling platform of the present invention is about 80 cm away from the ground, and the switch is assembled on the assembling platform, which is convenient for installation, improves work efficiency, improves safety factor, and improves the utilization rate of driving. At the same time, the application also coats a layer of protective paint on the outside of the SF6 switch tank assembly platform, which effectively improves the corrosion resistance and impact strength of the SF6 switch tank type assembly platform, and prolongs the service life of the SF6 switch tank type assembly platform.

Figure 201811474568

Description

SF6 switch can-type assembly platform
Technical Field
The invention belongs to the field of load switches, and particularly relates to a SF6 switch can-type assembly platform.
Background
The load switch is a switch electric appliance with a simple arc-extinguishing device, and the load switch using sulfur hexafluoride (SF6) gas as an insulating and arc-extinguishing medium is called SF6 load switch, and can be used for closing and opening load current and overload current, and can also be used for closing and opening no-load circuit, no-load transformer and capacitor bank, etc.
The SF6 load switch has the advantages of long electric service life, strong breaking force, easy realization of three working positions (connection, disconnection and grounding), small current (inductance and capacitance) breaking, strong capability of resisting severe environmental conditions and the like, and is widely popularized and applied in urban and rural medium-voltage power distribution networks in recent years.
The SF6 load switch uses gas as insulating and arc extinguishing medium, and mainly comprises a shell, a sleeve, a wiring sleeve, a pressure relief device, a gas inflation inlet, a closing/opening indicator, a switch main contact, a switch bracket, a grounding terminal and other parts, and when the existing SF6 load switch is assembled, the assembly is generally carried out on a horizontal platform, and the fixing and the adjustment of the positions of the parts are inconvenient, time-consuming and labor-consuming.
On the other hand, the existing assembly platform is generally made of No. 45 steel, and is easy to rust and wear due to oxidation and scraping in the long-term use process, so that the service life is influenced.
Disclosure of Invention
In order to overcome the problems, the invention provides the SF6 switch tank type assembly platform which effectively fixes and adjusts the direction and the angle of the shell of the SF6 switch, improves the assembly efficiency, and has the advantages of simple equipment structure and easy popularization.
In order to achieve the technical purpose, the technical scheme adopted by the invention is as follows:
an SF6 switch can assembly platform, comprising: the device comprises a horizontal bracket, a first groove is formed in one end of the horizontal bracket, a baffle is arranged at the other end of the horizontal bracket, and a second groove is formed between the first groove and the baffle; the baffle is provided with a plurality of groups of through holes, and the first groove and the second groove are symmetrically provided with a plurality of groups of through holes.
In some embodiments, the baffle is provided with a stiffener.
In some embodiments, the distance between the baffle and the second groove is 1: 3.6 to 4.5.
In some embodiments, the through holes on the first and second grooves are arc-shaped.
In some embodiments, the first groove and the second groove are fixed on the horizontal bracket through bolt connection.
In some embodiments, the baffle is welded to the first horizontal support.
In some embodiments, the SF6 switch tank mounting platform has a horizontal plane about 80-90cm from the ground.
In some embodiments, the distance between the baffle and the first groove is slightly larger than the total length of the SF6 switch tank body,
during the use, place the SF6 switch tank body on first recess, second recess to carry out bolted connection through the through-hole on first recess, the second recess, in order to fix the SF6 switch tank body, simultaneously, wear out a steel pipe from the through-hole of baffle, make the steel pipe pass SF6 switch tank body end below, in order to realize the effective fixed to the SF6 switch tank body.
In order to prolong the service life of the assembly platform, the application also provides a protective coating for the SF6 switch tank type assembly platform, which consists of the following raw materials in parts by weight: 4-8 parts of mesoporous silica/LDH composite material, 0.8-2.1 parts of dispersant, 3-5 parts of dibutyl phthalate, 10-20 parts of propylene glycol, 10-20 parts of xylene and 20-30 parts of epoxy resin;
the mesoporous silica/LDH composite material is prepared by the following method: dissolving mesoporous silica, zinc nitrate and ferric nitrate in an organic solvent, uniformly dispersing, completely reacting at 80-90 ℃, collecting a product I, dissolving the product in a mixed solution of the organic solvent and water, completely reacting at 120-180 ℃, collecting a product II, centrifuging and drying to obtain the mesoporous silica/LDH composite material.
The research of the application finds that: a certain amount of mesoporous silica/LDH composite material is added into the existing epoxy resin, and a more compact coating can be formed on the surface of carbon steel by utilizing the special intercalated core-shell structure of the mesoporous silica/LDH composite material, and the coating has good adhesion with the carbon steel, and the prepared coating has good corrosion resistance and impact resistance.
In some embodiments, the molar ratio of the mesoporous silica to the zinc nitrate to the iron nitrate is 0.25-0.5: 0.8-1.6: 1.
in some embodiments, the mesoporous silica has a pore size in the range of 2 to 50 nm.
It should be noted that: the dispersant in the application is not particularly limited, and can meet the dispersion requirement of the mesoporous silica/LDH composite material in the epoxy resin.
The mesoporous silica of the present application may be a commercially available product.
The invention also provides a preparation method of the protective coating for the SF6 switch tank type assembly platform, which comprises the steps of uniformly mixing the mesoporous silicon dioxide/LDH and the dispersing agent, adding the mixture into a mixed solution of xylene, propylene glycol and epoxy resin, and grinding and dispersing for 60-120 min to obtain the protective coating.
The invention has the beneficial effects that:
(1) the invention provides an SF6 switch tank type assembly platform which effectively fixes and adjusts the direction and the angle of a shell of an SF6 switch, improves the assembly efficiency, and has the advantages of simple equipment structure and easy popularization.
(2) The assembly platform is about 80cm away from the ground, the switch is assembled on the assembly platform, the assembly is convenient, the working efficiency is improved, the safety coefficient is improved, and the utilization rate of the travelling crane is improved.
(3) The invention provides a protective coating for an SF6 switch tank type assembly platform, which forms a more compact coating on the surface of carbon steel by utilizing a special intercalated core-shell structure of a mesoporous silica/LDH composite material, and has good adhesive force with the carbon steel, and the prepared coating has good corrosion resistance and impact resistance.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the application and, together with the description, serve to explain the application and are not intended to limit the application.
Fig. 1 is a schematic view of an assembly platform of the present application.
FIG. 2 is a schematic view I of a first groove or/and a second groove of the present application;
FIG. 3 is a schematic view II of the first groove or/and the second groove of the present application;
the structure comprises a horizontal support 1, a first groove 2, a baffle 3, a second groove 4, a through hole I (baffle) 5, a through hole II (first groove or/and second groove) 6 and a groove 7.
Detailed Description
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
As described in the background, when assembling the SF6 load switch, the assembly is generally carried out on a horizontal platform, and the fixing and adjusting of the position of the components are inconvenient and time-consuming and labor-consuming. Therefore, the invention provides an SF6 switch can type assembly platform, which comprises: the device comprises a horizontal bracket, a first groove is formed in one end of the horizontal bracket, a baffle is arranged at the other end of the horizontal bracket, and a second groove is formed between the first groove and the baffle; the baffle is provided with a plurality of groups of through holes, and the first groove and the second groove are symmetrically provided with a plurality of groups of through holes.
In some embodiments, the baffle is provided with a stiffener.
In some embodiments, the distance between the baffle and the second groove is 1: 3.6 to 4.5.
In some embodiments, the through holes on the first and second grooves are arc-shaped.
In some embodiments, the first groove and the second groove are fixed on the horizontal bracket through bolt connection.
In some embodiments, the baffle is welded to the first horizontal support.
In some embodiments, a SF6 switch can assembly platform is located at a horizontal level approximately 80cm from the ground.
In some embodiments, the distance between the baffle and the first groove is slightly larger than the total length of the SF6 switch tank body,
during the use, place the SF6 switch tank body on first recess, second recess to carry out bolted connection through the through-hole on first recess, the second recess, in order to fix the SF6 switch tank body, simultaneously, wear out a steel pipe from the through-hole of baffle, make the steel pipe pass SF6 switch tank body end below, in order to realize the effective fixed to the SF6 switch tank body.
The invention also provides a protective coating for the SF6 switch can-type assembly platform, which is prepared from the following raw materials in parts by weight: 4-8 parts of mesoporous silica/LDH composite material, 0.8-2.1 parts of dispersant, 3-5 parts of dibutyl phthalate, 10-20 parts of propylene glycol, 10-20 parts of xylene and 20-30 parts of epoxy resin;
the mesoporous silica/LDH composite material is prepared by the following method: dissolving mesoporous silica, zinc nitrate and ferric nitrate in an organic solvent, uniformly dispersing, completely reacting at 80-90 ℃, collecting a product I, dissolving the product in a mixed solution of the organic solvent and water, completely reacting at 120-180 ℃, collecting a product II, centrifuging and drying to obtain the mesoporous silica/LDH composite material.
In some embodiments, the molar ratio of the mesoporous silica to the zinc nitrate to the iron nitrate is 0.25-0.5: 0.8-1.6: 1.
in some embodiments, the mesoporous silica has a pore size in the range of 2 to 50 nm.
The invention also provides a preparation method of the protective coating for the SF6 switch tank type assembly platform, which comprises the steps of uniformly mixing the mesoporous silicon dioxide/LDH and the dispersing agent, adding the mixture into a mixed solution of xylene, propylene glycol and epoxy resin, and grinding and dispersing for 60-120 min to obtain the protective coating.
The invention is further described with reference to the accompanying drawings and the detailed description.
The dispersants used in the following examples are all PALE DS-172 grind dispersants available from Tianjin Sefia chemical courseware development Co.
Example 1
An SF6 switch can assembly platform, comprising: the device comprises a horizontal support 1, wherein a first groove 2 is formed in one end of the horizontal support 1, a baffle 3 is arranged at the other end of the horizontal support 1, and a second groove 4 is formed between the first groove 2 and the baffle 3; the baffle 3 is provided with a plurality of groups of through holes 5, and the first groove 2 and the second groove 4 are symmetrically provided with a plurality of groups of through holes 6.
During the use, place the SF6 switch tank body on first recess 2, second recess 4 to carry out bolted connection through-hole 6 on first recess 2, the second recess 4, in order to fix the SF6 switch tank body, simultaneously, wear out a steel pipe from through-hole 5 of baffle 3, make the steel pipe pass SF6 switch tank body end below, in order to realize the effective fixed to the SF6 switch tank body.
The assembly platform is made of No. 45 steel, and a layer of protective coating is coated on the outer surface of the No. 45 steel, and the formula of the protective coating is as follows: 6 parts of mesoporous silica/LDH composite material, 1.5 parts of dispersant, 4 parts of dibutyl phthalate, 15 parts of propylene glycol, 15 parts of xylene and 30 parts of epoxy resin;
the preparation method comprises the following steps:
1) preparing a mesoporous silica/LDH composite material: a. mixing mesoporous silica (30mg) and Zn (NO)3)2·6H2O (29.7mg) and Fe (NO)3)3·9H2O (5.6mg) was dissolved in DMF (8mL) with mixing. B. The mixture was added to a water bath and stirred at 90 ℃ for 5 hours to give product i. The resulting product I was dissolved in a mixture of 16mL of water and 8mL of DMF and poured into a reaction vessel. And (3) placing the reaction kettle in an oven, firstly heating at 130 ℃ for 10 hours, and then heating at 180 ℃ for 3 hours to obtain a product II. Centrifuging the obtained product II at 8000r min-1 for 5 min, removing supernatant, adding water, and repeatedly centrifuging for 3 times. And (3) drying the centrifugal product in an oven at 60 ℃ for 12 hours to obtain the mesoporous silica/LDH composite material.
2) Preparing a protective coating: a. dispersing 120mg of mesoporous silica/LDH composite material into 30mL of secondary water, carrying out ultrasonic treatment for 40 minutes, adding 30mL of dispersing agent into the secondary water, uniformly mixing to obtain mesoporous silica/LDH composite material dispersion liquid, and taking 1/10 for later use; b. mixing 30ml xylene, 30ml propylene glycol and 60ml epoxy resin uniformly, adding the above dispersion for use, and grinding and dispersing for 90min to obtain the final product.
Example 2
An SF6 switch can assembly platform, comprising: the device comprises a horizontal support 1, wherein a first groove 2 is formed in one end of the horizontal support 1, a baffle 3 is arranged at the other end of the horizontal support 1, and a second groove 4 is formed between the first groove 2 and the baffle 3; the baffle 3 is provided with a plurality of groups of through holes 5, and the first groove 2 and the second groove 4 are symmetrically provided with a plurality of groups of through holes 6.
And reinforcing ribs are arranged on the baffle 3.
During the use, place the SF6 switch tank body on first recess 2, second recess 4 to carry out bolted connection through-hole 6 on first recess 2, the second recess 4, in order to fix the SF6 switch tank body, simultaneously, wear out a steel pipe from through-hole 5 of baffle 3, make the steel pipe pass SF6 switch tank body end below, in order to realize the effective fixed to the SF6 switch tank body.
The assembly platform is manufactured by adopting No. 45 steel, the outer surface of the No. 45 steel is coated with a layer of protective coating, and the formula of the protective coating is as follows: 4 parts of mesoporous silica/LDH composite material, 0.8 part of dispersant, 3 parts of dibutyl phthalate, 10 parts of propylene glycol, 10 parts of xylene and 20 parts of epoxy resin
The preparation method is the same as in example 1.
Example 3
An SF6 switch can assembly platform, comprising: the device comprises a horizontal support 1, wherein a first groove 2 is formed in one end of the horizontal support 1, a baffle 3 is arranged at the other end of the horizontal support 1, and a second groove 4 is formed between the first groove 2 and the baffle 3; the baffle 3 is provided with a plurality of groups of through holes 5, and the first groove 2 and the second groove 4 are symmetrically provided with a plurality of groups of through holes 6.
The distance between the baffle 3 and the second groove 4 is 1: 3.6 to 4.5.
During the use, place the SF6 switch tank body on first recess 2, second recess 4 to carry out bolted connection through-hole 6 on first recess 2, the second recess 4, in order to fix the SF6 switch tank body, simultaneously, wear out a steel pipe from through-hole 5 of baffle 3, make the steel pipe pass SF6 switch tank body end below, in order to realize the effective fixed to the SF6 switch tank body.
The assembly platform is manufactured by adopting No. 45 steel, the outer surface of the No. 45 steel is coated with a layer of protective coating, and the formula of the protective coating is as follows: 8 parts of mesoporous silica/LDH composite material, 2.1 parts of dispersant, 5 parts of dibutyl phthalate, 20 parts of propylene glycol, 20 parts of xylene and 30 parts of epoxy resin.
The preparation method is the same as in example 1.
Example 4
An SF6 switch can assembly platform, comprising: the device comprises a horizontal support 1, wherein a first groove 2 is formed in one end of the horizontal support 1, a baffle 3 is arranged at the other end of the horizontal support 1, and a second groove 4 is formed between the first groove 2 and the baffle 3; the baffle 3 is provided with a plurality of groups of through holes 5, and the first groove 2 and the second groove 4 are symmetrically provided with a plurality of groups of through holes 6.
The through holes 6 on the first groove 2 and the second groove 4 are arc-shaped.
During the use, place the SF6 switch tank body on first recess 2, second recess 4 to carry out bolted connection through-hole 6 on first recess 2, the second recess 4, in order to fix the SF6 switch tank body, simultaneously, wear out a steel pipe from through-hole 5 of baffle 3, make the steel pipe pass SF6 switch tank body end below, in order to realize the effective fixed to the SF6 switch tank body.
The assembly platform is manufactured by adopting No. 45 steel, the outer surface of the No. 45 steel is coated with a layer of protective coating, and the formula of the protective coating is as follows: 4 parts of dibutyl phthalate, 15 parts of propylene glycol, 15 parts of xylene and 36 parts of epoxy resin;
the preparation method is the same as in example 1.
Example 5
An SF6 switch can assembly platform, comprising: the device comprises a horizontal support 1, wherein a first groove 2 is formed in one end of the horizontal support 1, a baffle 3 is arranged at the other end of the horizontal support 1, and a second groove 4 is formed between the first groove 2 and the baffle 3; the baffle 3 is provided with a plurality of groups of through holes 5, and the first groove 2 and the second groove 4 are symmetrically provided with a plurality of groups of through holes 6.
The first groove 2 and the second groove 4 are fixed on the horizontal bracket 1 through bolt connection.
During the use, place the SF6 switch tank body on first recess 2, second recess 4 to carry out bolted connection through-hole 6 on first recess 2, the second recess 4, in order to fix the SF6 switch tank body, simultaneously, wear out a steel pipe from through-hole 5 of baffle 3, make the steel pipe pass SF6 switch tank body end below, in order to realize the effective fixed to the SF6 switch tank body.
The assembly platform is manufactured by adopting No. 45 steel, the outer surface of the No. 45 steel is coated with a layer of protective coating, and the formula of the protective coating is as follows: 6 parts of mesoporous silicon dioxide, 1.5 parts of dispersant, 4 parts of dibutyl phthalate, 15 parts of propylene glycol, 15 parts of xylene and 30 parts of epoxy resin;
the preparation method is the same as in example 1.
Example 6
An SF6 switch can assembly platform, comprising: the device comprises a horizontal support 1, wherein a first groove 2 is formed in one end of the horizontal support 1, a baffle 3 is arranged at the other end of the horizontal support 1, and a second groove 4 is formed between the first groove 2 and the baffle 3; the baffle 3 is provided with a plurality of groups of through holes 5, and the first groove 2 and the second groove 4 are symmetrically provided with a plurality of groups of through holes 6.
The baffle 3 is welded on the horizontal bracket 1.
During the use, place the SF6 switch tank body on first recess 2, second recess 4 to carry out bolted connection through-hole 6 on first recess 2, the second recess 4, in order to fix the SF6 switch tank body, simultaneously, wear out a steel pipe from through-hole 5 of baffle 3, make the steel pipe pass SF6 switch tank body end below, in order to realize the effective fixed to the SF6 switch tank body.
The assembly platform is made of No. 45 steel, and the outer surface of the No. 45 steel is plated with color.
Example 7
An SF6 switch can assembly platform, comprising: the device comprises a horizontal support 1, wherein a first groove 2 is formed in one end of the horizontal support 1, a baffle 3 is arranged at the other end of the horizontal support 1, and a second groove 4 is formed between the first groove 2 and the baffle 3; the baffle 3 is provided with a plurality of groups of through holes 5, and the first groove 2 and the second groove 4 are symmetrically provided with a plurality of groups of through holes 6.
The horizontal plane of an SF6 switch tank mounting platform is about 80cm from the ground.
During the use, place the SF6 switch tank body on first recess 2, second recess 4 to carry out bolted connection through-hole 6 on first recess 2, the second recess 4, in order to fix the SF6 switch tank body, simultaneously, wear out a steel pipe from through-hole 5 of baffle 3, make the steel pipe pass SF6 switch tank body end below, in order to realize the effective fixed to the SF6 switch tank body.
Example 8
An SF6 switch can assembly platform, comprising: the device comprises a horizontal support 1, wherein a first groove 2 is formed in one end of the horizontal support 1, a baffle 3 is arranged at the other end of the horizontal support 1, and a second groove 4 is formed between the first groove 2 and the baffle 3; the baffle 3 is provided with a plurality of groups of through holes 5, and the first groove 2 and the second groove 4 are symmetrically provided with a plurality of groups of through holes 6.
The distance between the baffle 3 and the first groove 2 is slightly larger than the total length of the SF6 switch tank body.
During the use, place the SF6 switch tank body on first recess 2, second recess 4 to carry out bolted connection through-hole 6 on first recess 2, the second recess 4, in order to fix the SF6 switch tank body, simultaneously, wear out a steel pipe from through-hole 5 of baffle 3, make the steel pipe pass SF6 switch tank body end below, in order to realize the effective fixed to the SF6 switch tank body.
Example 9
The protective coatings prepared in examples 1-5 of the present application were used to prepare films with thickness of 35 + -5 μm, and the test results are shown in Table 1,
TABLE 1
Figure BDA0001891873420000081
It should be noted that the above-mentioned embodiments are only preferred embodiments of the present invention, and the present invention is not limited thereto, and although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and equivalents can be made in the technical solutions described in the foregoing embodiments, or equivalents thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention. Although the embodiments of the present invention have been described with reference to the accompanying drawings, it is not intended to limit the scope of the present invention, and it should be understood by those skilled in the art that various modifications and variations can be made without inventive efforts by those skilled in the art based on the technical solution of the present invention.

Claims (4)

1.一种SF6开关罐式装配平台用的防护涂料，其特征在于，由以下重量份的原料组成：介孔二氧化硅/LDH复合材料4～8份、分散剂0.8～2.1份、邻苯二甲酸二丁酯3～5份、丙二醇10～20份、二甲苯10～20份，环氧树脂20～30份；1. a protective coating for SF6 switch tank type assembly platform, is characterized in that, is made up of the raw material of following parts by weight: 4～8 parts of mesoporous silica/LDH composite materials, 0.8～2.1 parts of dispersant, o-benzene 3-5 parts of dibutyl diformate, 10-20 parts of propylene glycol, 10-20 parts of xylene, and 20-30 parts of epoxy resin; 其中，介孔二氧化硅/LDH采用如下方法制备：将介孔二氧化硅、硝酸锌、硝酸铁溶解在有机溶剂中，分散均匀，在80～90℃下反应完全，收集产物Ⅰ，将产物溶解在有机溶剂和水的混合液中，在120～180℃下反应完全，收集产物Ⅱ，离心、烘干，即得介孔二氧化硅/LDH复合材料。Among them, mesoporous silica/LDH is prepared by the following method: dissolving mesoporous silica, zinc nitrate, and ferric nitrate in an organic solvent, dispersing uniformly, and completing the reaction at 80-90 ° C, collecting product I, Dissolved in a mixed solution of organic solvent and water, the reaction was completed at 120-180°C, the product II was collected, centrifuged and dried to obtain the mesoporous silica/LDH composite material. 2.如权利要求1所述的防护涂料，其特征在于，所述介孔二氧化硅、硝酸锌、硝酸铁的摩尔比为0.25～0.5：0.8～1.6：1。2 . The protective coating according to claim 1 , wherein the molar ratio of the mesoporous silica, zinc nitrate and ferric nitrate is 0.25-0.5:0.8-1.6:1. 3 . 3.如权利要求1所述的防护涂料，其特征在于，所述介孔二氧化硅的孔径在2-50nm。3 . The protective coating of claim 1 , wherein the pore size of the mesoporous silica is 2-50 nm. 4 . 4.权利要求1-3任一项所述的SF6开关罐式装配平台用的防护涂料的制备方法，其特征在于，将介孔二氧化硅/LDH与分散剂混合均匀后，加入二甲苯、丙二醇和环氧树脂的混合溶液中，然后研磨分散60～120min，即得。4. the preparation method of the protective coating for SF6 switch tank type assembly platform described in any one of claim 1-3, it is characterized in that, after mesoporous silica/LDH and dispersant are mixed uniformly, add xylene, In the mixed solution of propylene glycol and epoxy resin, and then grind and disperse for 60-120min.
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KR20170079099A (en) * 2015-12-30 2017-07-10 윤재희 Table for expanded styrofoam cutting machine
CN107139142A (en) * 2017-06-15 2017-09-08 山东建筑大学 A kind of sub-packaging workbench of heavy-duty car
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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES1172208U (en) * 2015-03-02 2016-12-15 Plasticos Flome, S.L. Storage platform. (Machine-translation by Google Translate, not legally binding)
KR20170079099A (en) * 2015-12-30 2017-07-10 윤재희 Table for expanded styrofoam cutting machine
CN205817767U (en) * 2016-07-01 2016-12-21 广州广日物流有限公司 A kind of novel directive wheel frame mounting plate
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