CN106255381A - A kind of server cabinet - Google Patents

A kind of server cabinet Download PDF

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Publication number
CN106255381A
CN106255381A CN201610576169.0A CN201610576169A CN106255381A CN 106255381 A CN106255381 A CN 106255381A CN 201610576169 A CN201610576169 A CN 201610576169A CN 106255381 A CN106255381 A CN 106255381A
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Prior art keywords
corrosion
composite coating
cabinet body
fan
polyaniline
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CN201610576169.0A
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CN106255381B (en
Inventor
韦醒妃
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Guangdong Ke Yun Chen Airlines Computing Technology Co Ltd
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Individual
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    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00Constructional details common to different types of electric apparatus
    • H05K7/20Modifications to facilitate cooling, ventilating, or heating
    • H05K7/20709Modifications to facilitate cooling, ventilating, or heating for server racks or cabinets; for data centers, e.g. 19-inch computer racks
    • H05K7/20718Forced ventilation of a gaseous coolant

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  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Reinforced Plastic Materials (AREA)

Abstract

The application relates to a kind of server cabinet, including cabinet body, being provided with fan, fan control board and thermometer inside described cabinet body, described fan control board is used for controlling fan and stops, starting or adjust rotation speed of the fan, and described cabinet body inner surface and outer surface have corrosion-resisting film.

Description

A kind of server cabinet
Technical field
The application relates to server cabinet field, particularly relates to a kind of server cabinet.
Background technology
Server cabinet has become as the standard preparation in computer equipment field, has been widely used in every profession and trade, has respectively led In territory.Owing to server stream time is longer, need in server cabinet, arrange fan;Simultaneously because working environment Complexity, server cabinet easily by pollutant in environment or vapor corrosion, brings inconvenience to the use of server cabinet, existing There is anticorrosion technique usually to use cladding process, coat one layer of anticorrosive coating at target object surface, still suffer from anticorrosion The problems such as coating protecting poor effect.
Summary of the invention
It is desirable to provide a kind of server cabinet, to solve problem set forth above.
Embodiments of the invention provide a kind of server cabinet, including cabinet body, sets inside described cabinet body Have fan, fan control board and thermometer, described fan control board to be used for controlling fan to stop, starting or adjust fan and turn Speed, described cabinet body inner surface and outer surface have corrosion-resisting film.
The technical scheme that embodiments of the invention provide can include following beneficial effect:
The present invention has corrosion-resisting film at inner surface and the outer surface of server cabinet body, and this corrosion-resisting film can have Effect protection server cabinet body is not by the corrosion of gas, liquid etc. in environment, or corrosion is less on its impact, thus solves Problem set forth above.
Aspect and advantage that the application adds will part be given in the following description, and part will become from the following description Obtain substantially, or recognized by the practice of the application.It should be appreciated that above general description and details hereinafter only describe It is exemplary and explanatory, the application can not be limited.
Accompanying drawing explanation
The invention will be further described to utilize accompanying drawing, but the embodiment in accompanying drawing does not constitute any limit to the present invention System, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to obtain according to the following drawings Other accompanying drawing.
Fig. 1 is the structural representation of server cabinet body of the present invention.
Fig. 2 is the Making programme figure of composite coating of the present invention.
Detailed description of the invention
Here will illustrate exemplary embodiment in detail, its example represents in the accompanying drawings.Explained below relates to During accompanying drawing, unless otherwise indicated, the same numbers in different accompanying drawings represents same or analogous key element.Following exemplary embodiment Described in embodiment do not represent all embodiments consistent with the present invention.On the contrary, they are only with the most appended The example of the apparatus and method that some aspects that described in detail in claims, the present invention are consistent.
Metal, under the effect of surrounding medium, can occur corruption due to chemical reaction, electrochemical reaction or physical dissolution etc. Erosion.Corrosion of metal problem is throughout economic every field, in life, the daily home appliance surface used can occur corrosion and Reduce the life-span, in fields such as traffic, machinery, chemical industry, face the various problems that metal erosion brings equally, the anticorrosion to metal Technology has become as the problem that Material Field is very important.
At present, the main method using surface to cover, metal material is kept apart with corrosive environment, and then avoids metal Be corroded.According to the difference of covering material, surface covers and is divided into metal to cover and nonmetal covering.Using anticorrosive paint is to work as One of front most widely used anticorrosion technique general, maximally effective.The key component of coating has film forming matter, solvent, color stuffing And auxiliary agent.
Polyaniline has synthesis material low cost, scratch resistance, the advantage such as anticorrosive, is a kind of commonly used anticorrosive to have Machine conducting polymer, research shows, polyaniline joins and can be obviously improved its mechanical performance and antiseptic property in epoxy resin, But, current polyaniline compound anticorrosive paint still has the problem such as indissoluble, anticorrosion ability difference, therefore develops and expands polyaniline Application in corrosion-resistant field has very important significance.
Application scenarios one:
Fig. 1 shows a kind of server cabinet that embodiments herein relates to, including cabinet body 1, it is characterised in that Described cabinet body 1 is internal is provided with fan 2, fan control board 3 and thermometer 4, and described fan control board 3 is used for controlling fan and stops Only, starting or adjust rotation speed of the fan, described cabinet body 1 inner surface and outer surface have corrosion-resisting film, described corrosion-resistant Film thickness is 400~600 μm;Described fan blade is coated with described corrosion-resisting film;Described corrosion-resisting film is applied by composite coating Cabinet body inner surface and outer surface or fan blade are formed.
Embodiments of the invention have corrosion-resisting film by inner surface and the outer surface of server cabinet body, this corrosion resistant Erosion film can effectively protect server cabinet body not by the corrosion of gas, liquid etc. in environment, or corrosion is on its impact relatively Little, effectively promote the corrosion resistance of server cabinet.
Preferably, described corrosion-resisting film is coated in cabinet body inner surface and outer surface or fan blade by composite coating Upper through dried solidification 25h formation.
Preferably, described composite coating is with epoxy resin as film forming matter, and polyaniline/Al nanoparticle is as filler, plating The composite fibre of copper carbon fiber and polyaniline fiber composition is as Internet.
In the composite coating of the application, the composite fibre formed using copper carbon fiber and polyaniline fiber as Internet, On the one hand, copper carbon fiber has the transmission of excellent pliability and electric conductivity, beneficially conductive ion;Simultaneously copper carbon fiber with Polyaniline fiber is used in mixed way, and both form network structure alternately so that the application composite coating, in mechanical properties, strengthens The suppleness of coating, impact resistance, this composite network structure enhances the wearability of composite coating simultaneously, increases and uses the longevity Life;In terms of electrochemistry, corynebacterium copper carbon fiber mutually splices, and forms conductive network, for conducting electricity in corrosion electrolytic solution Ion possesses electric screening action, strengthens the corrosion resistance of coating;On the other hand, in the application composite coating Internet effectively every From matrix and contacting of corroding electrolyte, there is physical shielding effect, hinder the corrosive ion diffusion to matrix, improve matrix Corrosion resistance.
Preferably, described composite coating is using normal propyl alcohol as antifreeze.
In the application composite coating, add normal propyl alcohol as antifreeze so that at low temperatures, this composite coating thin film still has There are suitable corrosion resistance, meanwhile, frost resistance and composite fibre synergism, the at low temperatures mechanical performance of composite coating thin film Decline relatively low, create good effect.
It is further preferred that the preparation process of described composite coating is as follows:
Step one, prepares copper carbon fiber:
Taking carbon fiber, a diameter of 20~50 μm, carbon fiber, as electrode, uses electrochemical method at one layer of copper of its plated surface Film, copper film thickness is 5 μm, is then cut to 1~5mm length;
Step 2, prepares polyaniline fiber:
Take aniline and distilled water that volume ratio is 1:60, under the effect of mineral acid, aniline is dissolved in distilled water, super Under sound, mix homogeneously, form solution A, then take FeCl3 6H2O and distilled water that mass ratio is 1:50, by FeCl3 6H2O Being dissolved in distilled water, form solution B, then by A, B mix homogeneously, wherein A, B volume ratio is 2:3, is existed by A, B mixed solution Standing and reacting 10h under the conditions of ice-water bath, obtains bottle green product, is filtered by reaction gained solution, be first washed with deionized water in Property, then it is colourless to be washed till filtrate with ethanol, by product dried 30h in drying baker, obtains polyaniline fiber;
Then, take copper carbon fiber and polyaniline fiber, mass ratio 1:2, put it in dilute hydrochloric acid solution, constantly stir Mix, simultaneously acidification 2h, be then washed with deionized water to neutrality, dried 5h in drying baker, obtain composite fibre;
Step 3, prepares polyaniline/Al nanoparticle:
First the dodecylbenzene sodium sulfonate taking 3g is dissolved in 200ml deionized water, is added by the aniline of 3ml, at water In bath, 78 DEG C process 30min, are subsequently adding 0.5g Al nanoparticle, magnetic agitation 1h, obtain the homogeneous suspension of Al particle; The Ammonium persulfate. of 10g is dissolved in 100ml hydrochloric acid solution, magnetic agitation 1h, then utilizes separatory funnel by ammonium persulfate solution It is added drop-wise in aniline solution, is stirred continuously and makes it react 4h, then stand filtration, filtrate washing is pulverized after drying End, obtains polyaniline/Al nanoparticle powder body;
Step 4, prepares composite coating:
The application composite coating with epoxy resin as film forming matter, polyaniline/Al nanoparticle as filler, zinc phosphate, Aluminium triphosphate, Pulvis Talci and barium sulfate are as color stuffing, copper carbon fiber and the composite fibre conduct of polyaniline fiber composition Internet, n-butyl alcohol and N-Methyl pyrrolidone are as mixed solvent, and silane coupler is as auxiliary agent, and polyamide 6 50 is as solid Agent, normal propyl alcohol is as antifreeze;
Take 5 parts of polyanilines/Al nanoparticle and 9 parts of composite fibre be placed in beaker, add 60 parts of N-Methyl pyrrolidone, Magnetic agitation 30min, is then sonicated 2h;
Then putting in another beaker by 10 parts of epoxy resin and 6 parts of n-butyl alcohol, magnetic agitation 1h, by solution in two beakers Mixing, stirs 2h, is sequentially added into normal propyl alcohol 4 parts, zinc phosphate 1 part, aluminium triphosphate 2 parts, Pulvis Talci 1 part and 3 parts of barium sulfate, then Add 2 parts of polyamide 6 50 firming agent after stirring 1h, after mechanical agitation 2h, obtain the composite coating of the application;
Described composite coating is coated in target object surface, solidifies 25h after drying, after solidification, coating layer thickness be 400~ 600μm。
Preferably, the experiment effect aspect of the application composite coating, the corrosion resistance of the application composite coating: anticorrosive Performance is evaluated by electrochemical means, by molten for the Na2S that the matrix coating different-thickness composite coating of the present invention is placed on 4wt% In liquid, stand 300h, test resistance rate of change, it is found that the corrosion of the application composite coating is less from electric current, it is possible to effectively prevent corruption The erosion electrolyte corrosion to matrix, and the anti-freezing property of described composite coating is good.
Application scenarios two:
Fig. 1 shows a kind of server cabinet that embodiments herein relates to, including cabinet body 1, it is characterised in that Described cabinet body 1 is internal is provided with fan 2, fan control board 3 and thermometer 4, and described fan control board 3 is used for controlling fan and stops Only, starting or adjust rotation speed of the fan, described cabinet body 1 inner surface and outer surface have corrosion-resisting film, described corrosion-resistant Film thickness is 400~600 μm;Described fan blade is coated with described corrosion-resisting film;Described corrosion-resisting film is applied by composite coating Cabinet body inner surface and outer surface or fan blade are formed.
Embodiments of the invention have corrosion-resisting film by inner surface and the outer surface of server cabinet body, this corrosion resistant Erosion film can effectively protect server cabinet body not by the corrosion of gas, liquid etc. in environment, or corrosion is on its impact relatively Little, effectively promote the corrosion resistance of server cabinet.
Preferably, described corrosion-resisting film is coated in cabinet body inner surface and outer surface or fan blade by composite coating Upper through dried solidification 25h formation.
Preferably, described composite coating is with epoxy resin as film forming matter, and polyaniline/Al nanoparticle is as filler, plating The composite fibre of copper carbon fiber and polyaniline fiber composition is as Internet.
In the composite coating of the application, the composite fibre formed using copper carbon fiber and polyaniline fiber as Internet, On the one hand, copper carbon fiber has the transmission of excellent pliability and electric conductivity, beneficially conductive ion;Simultaneously copper carbon fiber with Polyaniline fiber is used in mixed way, and both form network structure alternately so that the application composite coating, in mechanical properties, strengthens The suppleness of coating, impact resistance, this composite network structure enhances the wearability of composite coating simultaneously, increases and uses the longevity Life;In terms of electrochemistry, corynebacterium copper carbon fiber mutually splices, and forms conductive network, for conducting electricity in corrosion electrolytic solution Ion possesses electric screening action, strengthens the corrosion resistance of coating;On the other hand, in the application composite coating Internet effectively every From matrix and contacting of corroding electrolyte, there is physical shielding effect, hinder the corrosive ion diffusion to matrix, improve matrix Corrosion resistance.
It is further preferred that the preparation process of described composite coating is as follows:
Step one, prepares copper carbon fiber:
Taking carbon fiber, a diameter of 20~50 μm, carbon fiber, as electrode, uses electrochemical method at one layer of copper of its plated surface Film, copper film thickness is 5 μm, is then cut to 1~5mm length;
Step 2, prepares polyaniline fiber:
Take aniline and distilled water that volume ratio is 1:60, under the effect of mineral acid, aniline is dissolved in distilled water, super Under sound, mix homogeneously, form solution A, then take FeCl3 6H2O and distilled water that mass ratio is 1:50, by FeCl3 6H2O Being dissolved in distilled water, form solution B, then by A, B mix homogeneously, wherein A, B volume ratio is 2:3, is existed by A, B mixed solution Standing and reacting 10h under the conditions of ice-water bath, obtains bottle green product, is filtered by reaction gained solution, be first washed with deionized water in Property, then it is colourless to be washed till filtrate with ethanol, by product dried 30h in drying baker, obtains polyaniline fiber;
Then, take copper carbon fiber and polyaniline fiber, mass ratio 1:2, put it in dilute hydrochloric acid solution, constantly stir Mix, simultaneously acidification 2h, be then washed with deionized water to neutrality, dried 5h in drying baker, obtain composite fibre;
Step 3, prepares polyaniline/Al nanoparticle:
First the dodecylbenzene sodium sulfonate taking 3g is dissolved in 200ml deionized water, is added by the aniline of 3ml, at water In bath, 78 DEG C process 30min, are subsequently adding 0.5g Al nanoparticle, magnetic agitation 1h, obtain the homogeneous suspension of Al particle; The Ammonium persulfate. of 10g is dissolved in 100ml hydrochloric acid solution, magnetic agitation 1h, then utilizes separatory funnel by ammonium persulfate solution It is added drop-wise in aniline solution, is stirred continuously and makes it react 4h, then stand filtration, filtrate washing is pulverized after drying End, obtains polyaniline/Al nanoparticle powder body;
Step 4, prepares composite coating:
The application composite coating with epoxy resin as film forming matter, polyaniline/Al nanoparticle as filler, zinc phosphate, Aluminium triphosphate, Pulvis Talci and barium sulfate are as color stuffing, copper carbon fiber and the composite fibre conduct of polyaniline fiber composition Internet, n-butyl alcohol and N-Methyl pyrrolidone are as mixed solvent, and silane coupler is as auxiliary agent, and polyamide 6 50 is as solid Agent;
Take 5 parts of polyanilines/Al nanoparticle and 9 parts of composite fibre be placed in beaker, add 60 parts of N-Methyl pyrrolidone, Magnetic agitation 30min, is then sonicated 2h;
Then putting in another beaker by 10 parts of epoxy resin and 6 parts of n-butyl alcohol, magnetic agitation 1h, by solution in two beakers Mixing, stirs 2h, is sequentially added into zinc phosphate 1 part, aluminium triphosphate 2 parts, Pulvis Talci 1 part and 3 parts of barium sulfate, adds after being stirred for 1h Enter 2 parts of polyamide 6 50 firming agent, after mechanical agitation 2h, obtain the composite coating of the application;
Described composite coating is coated in target object surface, solidifies 25h after drying, after solidification, coating layer thickness be 400~ 600μm。
Preferably, the experiment effect aspect of the application composite coating, the corrosion resistance of the application composite coating: anticorrosive Performance is evaluated by electrochemical means, by molten for the Na2S that the matrix coating different-thickness composite coating of the present invention is placed on 4wt% In liquid, stand 300h, test resistance rate of change, it is found that the corrosion of the application composite coating is less from electric current, it is possible to effectively prevent corruption The erosion electrolyte corrosion to matrix.
Application scenarios three:
Fig. 1 shows a kind of server cabinet that embodiments herein relates to, including cabinet body 1, it is characterised in that Described cabinet body 1 is internal is provided with fan 2, fan control board 3 and thermometer 4, and described fan control board 3 is used for controlling fan and stops Only, starting or adjust rotation speed of the fan, described cabinet body 1 inner surface and outer surface have corrosion-resisting film, described corrosion-resistant Film thickness is 0~200 μm;Described fan blade is coated with described corrosion-resisting film;Described corrosion-resisting film is coated in by composite coating Formed in cabinet body inner surface and outer surface or fan blade.
Embodiments of the invention have corrosion-resisting film by inner surface and the outer surface of server cabinet body, this corrosion resistant Erosion film can effectively protect server cabinet body not by the corrosion of gas, liquid etc. in environment, or corrosion is on its impact relatively Little, effectively promote the corrosion resistance of server cabinet.
Preferably, described corrosion-resisting film is coated in cabinet body inner surface and outer surface or fan blade by composite coating Upper through dried solidification 25h formation.
Preferably, described composite coating is with epoxy resin as film forming matter, and polyaniline/Al nanoparticle is as filler, plating The composite fibre of copper carbon fiber and polyaniline fiber composition is as Internet.
In the composite coating of the application, the composite fibre formed using copper carbon fiber and polyaniline fiber as Internet, On the one hand, copper carbon fiber has the transmission of excellent pliability and electric conductivity, beneficially conductive ion;Simultaneously copper carbon fiber with Polyaniline fiber is used in mixed way, and both form network structure alternately so that the application composite coating, in mechanical properties, strengthens The suppleness of coating, impact resistance, this composite network structure enhances the wearability of composite coating simultaneously, increases and uses the longevity Life;In terms of electrochemistry, corynebacterium copper carbon fiber mutually splices, and forms conductive network, for conducting electricity in corrosion electrolytic solution Ion possesses electric screening action, strengthens the corrosion resistance of coating;On the other hand, in the application composite coating Internet effectively every From matrix and contacting of corroding electrolyte, there is physical shielding effect, hinder the corrosive ion diffusion to matrix, improve matrix Corrosion resistance.
Preferably, described composite coating is using normal propyl alcohol as antifreeze.
In the application composite coating, add normal propyl alcohol as antifreeze so that at low temperatures, this composite coating thin film still has There are suitable corrosion resistance, meanwhile, frost resistance and composite fibre synergism, the at low temperatures mechanical performance of composite coating thin film Decline relatively low, create good effect.
It is further preferred that the preparation process of described composite coating is as follows:
Step one, prepares copper carbon fiber:
Taking carbon fiber, a diameter of 20~50 μm, carbon fiber, as electrode, uses electrochemical method at one layer of copper of its plated surface Film, copper film thickness is 5 μm, is then cut to 1~5mm length;
Step 2, prepares polyaniline fiber:
Take aniline and distilled water that volume ratio is 1:60, under the effect of mineral acid, aniline is dissolved in distilled water, super Under sound, mix homogeneously, form solution A, then take FeCl3 6H2O and distilled water that mass ratio is 1:50, by FeCl3 6H2O Being dissolved in distilled water, form solution B, then by A, B mix homogeneously, wherein A, B volume ratio is 2:3, is existed by A, B mixed solution Standing and reacting 10h under the conditions of ice-water bath, obtains bottle green product, is filtered by reaction gained solution, be first washed with deionized water in Property, then it is colourless to be washed till filtrate with ethanol, by product dried 30h in drying baker, obtains polyaniline fiber;
Then, take copper carbon fiber and polyaniline fiber, mass ratio 1:2, put it in dilute hydrochloric acid solution, constantly stir Mix, simultaneously acidification 2h, be then washed with deionized water to neutrality, dried 5h in drying baker, obtain composite fibre;
Step 3, prepares polyaniline/Al nanoparticle:
First the dodecylbenzene sodium sulfonate taking 3g is dissolved in 200ml deionized water, is added by the aniline of 3ml, at water In bath, 78 DEG C process 30min, are subsequently adding 0.5g Al nanoparticle, magnetic agitation 1h, obtain the homogeneous suspension of Al particle; The Ammonium persulfate. of 10g is dissolved in 100ml hydrochloric acid solution, magnetic agitation 1h, then utilizes separatory funnel by ammonium persulfate solution It is added drop-wise in aniline solution, is stirred continuously and makes it react 4h, then stand filtration, filtrate washing is pulverized after drying End, obtains polyaniline/Al nanoparticle powder body;
Step 4, prepares composite coating:
The application composite coating with epoxy resin as film forming matter, polyaniline/Al nanoparticle as filler, zinc phosphate, Aluminium triphosphate, Pulvis Talci and barium sulfate are as color stuffing, copper carbon fiber and the composite fibre conduct of polyaniline fiber composition Internet, n-butyl alcohol and N-Methyl pyrrolidone are as mixed solvent, and silane coupler is as auxiliary agent, and polyamide 6 50 is as solid Agent, normal propyl alcohol is as antifreeze;
Take 5 parts of polyanilines/Al nanoparticle and 9 parts of composite fibre be placed in beaker, add 60 parts of N-Methyl pyrrolidone, Magnetic agitation 30min, is then sonicated 2h;
Then putting in another beaker by 10 parts of epoxy resin and 6 parts of n-butyl alcohol, magnetic agitation 1h, by solution in two beakers Mixing, stirs 2h, is sequentially added into normal propyl alcohol 4 parts, zinc phosphate 1 part, aluminium triphosphate 2 parts, Pulvis Talci 1 part and 3 parts of barium sulfate, then Add 2 parts of polyamide 6 50 firming agent after stirring 1h, after mechanical agitation 2h, obtain the composite coating of the application;
Described composite coating is coated in target object surface, solidifies 25h after drying, and after solidification, coating layer thickness is 0~200 μ m。
Preferably, the experiment effect aspect of the application composite coating, the corrosion resistance of the application composite coating: anticorrosive Performance is evaluated by electrochemical means, by molten for the Na2S that the matrix coating different-thickness composite coating of the present invention is placed on 4wt% In liquid, stand 300h, test resistance rate of change, it is found that the corrosion of the application composite coating is less from electric current, it is possible to effectively prevent corruption The erosion electrolyte corrosion to matrix, and the anti-freezing property of described composite coating is good.
Application scenarios four:
Fig. 1 shows a kind of server cabinet that embodiments herein relates to, including cabinet body 1, it is characterised in that Described cabinet body 1 is internal is provided with fan 2, fan control board 3 and thermometer 4, and described fan control board 3 is used for controlling fan and stops Only, starting or adjust rotation speed of the fan, described cabinet body 1 inner surface and outer surface have corrosion-resisting film, described corrosion-resistant Film thickness is 200~400 μm;Described fan blade is coated with described corrosion-resisting film;Described corrosion-resisting film is applied by composite coating Cabinet body inner surface and outer surface or fan blade are formed.
Embodiments of the invention have corrosion-resisting film by inner surface and the outer surface of server cabinet body, this corrosion resistant Erosion film can effectively protect server cabinet body not by the corrosion of gas, liquid etc. in environment, or corrosion is on its impact relatively Little, effectively promote the corrosion resistance of server cabinet.
Preferably, described corrosion-resisting film is coated in cabinet body inner surface and outer surface or fan blade by composite coating Upper through dried solidification 25h formation.
Preferably, described composite coating is with epoxy resin as film forming matter, and polyaniline/Al nanoparticle is as filler, plating The composite fibre of copper carbon fiber and polyaniline fiber composition is as Internet.
In the composite coating of the application, the composite fibre formed using copper carbon fiber and polyaniline fiber as Internet, On the one hand, copper carbon fiber has the transmission of excellent pliability and electric conductivity, beneficially conductive ion;Simultaneously copper carbon fiber with Polyaniline fiber is used in mixed way, and both form network structure alternately so that the application composite coating, in mechanical properties, strengthens The suppleness of coating, impact resistance, this composite network structure enhances the wearability of composite coating simultaneously, increases and uses the longevity Life;In terms of electrochemistry, corynebacterium copper carbon fiber mutually splices, and forms conductive network, for conducting electricity in corrosion electrolytic solution Ion possesses electric screening action, strengthens the corrosion resistance of coating;On the other hand, in the application composite coating Internet effectively every From matrix and contacting of corroding electrolyte, there is physical shielding effect, hinder the corrosive ion diffusion to matrix, improve matrix Corrosion resistance.
Preferably, described composite coating is using normal propyl alcohol as antifreeze.
In the application composite coating, add normal propyl alcohol as antifreeze so that at low temperatures, this composite coating thin film still has There are suitable corrosion resistance, meanwhile, frost resistance and composite fibre synergism, the at low temperatures mechanical performance of composite coating thin film Decline relatively low, create good effect.
It is further preferred that the preparation process of described composite coating is as follows:
Step one, prepares copper carbon fiber:
Taking carbon fiber, a diameter of 20~50 μm, carbon fiber, as electrode, uses electrochemical method at one layer of copper of its plated surface Film, copper film thickness is 5 μm, is then cut to 1~5mm length;
Step 2, prepares polyaniline fiber:
Take aniline and distilled water that volume ratio is 1:60, under the effect of mineral acid, aniline is dissolved in distilled water, super Under sound, mix homogeneously, form solution A, then take FeCl3 6H2O and distilled water that mass ratio is 1:50, by FeCl3 6H2O Being dissolved in distilled water, form solution B, then by A, B mix homogeneously, wherein A, B volume ratio is 2:3, is existed by A, B mixed solution Standing and reacting 10h under the conditions of ice-water bath, obtains bottle green product, is filtered by reaction gained solution, be first washed with deionized water in Property, then it is colourless to be washed till filtrate with ethanol, by product dried 30h in drying baker, obtains polyaniline fiber;
Then, take copper carbon fiber and polyaniline fiber, mass ratio 1:2, put it in dilute hydrochloric acid solution, constantly stir Mix, simultaneously acidification 2h, be then washed with deionized water to neutrality, dried 5h in drying baker, obtain composite fibre;
Step 3, prepares polyaniline/Al nanoparticle:
First the dodecylbenzene sodium sulfonate taking 3g is dissolved in 200ml deionized water, is added by the aniline of 3ml, at water In bath, 78 DEG C process 30min, are subsequently adding 0.5g Al nanoparticle, magnetic agitation 1h, obtain the homogeneous suspension of Al particle; The Ammonium persulfate. of 10g is dissolved in 100ml hydrochloric acid solution, magnetic agitation 1h, then utilizes separatory funnel by ammonium persulfate solution It is added drop-wise in aniline solution, is stirred continuously and makes it react 4h, then stand filtration, filtrate washing is pulverized after drying End, obtains polyaniline/Al nanoparticle powder body;
Step 4, prepares composite coating:
The application composite coating with epoxy resin as film forming matter, polyaniline/Al nanoparticle as filler, zinc phosphate, Aluminium triphosphate, Pulvis Talci and barium sulfate are as color stuffing, copper carbon fiber and the composite fibre conduct of polyaniline fiber composition Internet, n-butyl alcohol and N-Methyl pyrrolidone are as mixed solvent, and silane coupler is as auxiliary agent, and polyamide 6 50 is as solid Agent, normal propyl alcohol is as antifreeze;
Take 5 parts of polyanilines/Al nanoparticle and 9 parts of composite fibre be placed in beaker, add 60 parts of N-Methyl pyrrolidone, Magnetic agitation 30min, is then sonicated 2h;
Then putting in another beaker by 10 parts of epoxy resin and 6 parts of n-butyl alcohol, magnetic agitation 1h, by solution in two beakers Mixing, stirs 2h, is sequentially added into normal propyl alcohol 4 parts, zinc phosphate 1 part, aluminium triphosphate 2 parts, Pulvis Talci 1 part and 3 parts of barium sulfate, then Add 2 parts of polyamide 6 50 firming agent after stirring 1h, after mechanical agitation 2h, obtain the composite coating of the application;
Described composite coating is coated in target object surface, solidifies 25h after drying, after solidification, coating layer thickness be 200~ 400μm。
Preferably, the experiment effect aspect of the application composite coating, the corrosion resistance of the application composite coating: anticorrosive Performance is evaluated by electrochemical means, by molten for the Na2S that the matrix coating different-thickness composite coating of the present invention is placed on 4wt% In liquid, stand 300h, test resistance rate of change, it is found that the corrosion of the application composite coating is less from electric current, it is possible to effectively prevent corruption The erosion electrolyte corrosion to matrix, and the anti-freezing property of described composite coating is good.
Application scenarios five:
Fig. 1 shows a kind of server cabinet that embodiments herein relates to, including cabinet body 1, it is characterised in that Described cabinet body 1 is internal is provided with fan 2, fan control board 3 and thermometer 4, and described fan control board 3 is used for controlling fan and stops Only, starting or adjust rotation speed of the fan, described cabinet body 1 inner surface and outer surface have corrosion-resisting film, described corrosion-resistant Film thickness is 600~800 μm;Described fan blade is coated with described corrosion-resisting film;Described corrosion-resisting film is applied by composite coating Cabinet body inner surface and outer surface or fan blade are formed.
Embodiments of the invention have corrosion-resisting film by inner surface and the outer surface of server cabinet body, this corrosion resistant Erosion film can effectively protect server cabinet body not by the corrosion of gas, liquid etc. in environment, or corrosion is on its impact relatively Little, effectively promote the corrosion resistance of server cabinet.
Preferably, described corrosion-resisting film is coated in cabinet body inner surface and outer surface or fan blade by composite coating Upper through dried solidification 25h formation.
Preferably, described composite coating is with epoxy resin as film forming matter, and polyaniline/Al nanoparticle is as filler, plating The composite fibre of copper carbon fiber and polyaniline fiber composition is as Internet.
In the composite coating of the application, the composite fibre formed using copper carbon fiber and polyaniline fiber as Internet, On the one hand, copper carbon fiber has the transmission of excellent pliability and electric conductivity, beneficially conductive ion;Simultaneously copper carbon fiber with Polyaniline fiber is used in mixed way, and both form network structure alternately so that the application composite coating, in mechanical properties, strengthens The suppleness of coating, impact resistance, this composite network structure enhances the wearability of composite coating simultaneously, increases and uses the longevity Life;In terms of electrochemistry, corynebacterium copper carbon fiber mutually splices, and forms conductive network, for conducting electricity in corrosion electrolytic solution Ion possesses electric screening action, strengthens the corrosion resistance of coating;On the other hand, in the application composite coating Internet effectively every From matrix and contacting of corroding electrolyte, there is physical shielding effect, hinder the corrosive ion diffusion to matrix, improve matrix Corrosion resistance.
Preferably, described composite coating is using normal propyl alcohol as antifreeze.
In the application composite coating, add normal propyl alcohol as antifreeze so that at low temperatures, this composite coating thin film still has There are suitable corrosion resistance, meanwhile, frost resistance and composite fibre synergism, the at low temperatures mechanical performance of composite coating thin film Decline relatively low, create good effect.
It is further preferred that the preparation process of described composite coating is as follows:
Step one, prepares copper carbon fiber:
Taking carbon fiber, a diameter of 20~50 μm, carbon fiber, as electrode, uses electrochemical method at one layer of copper of its plated surface Film, copper film thickness is 5 μm, is then cut to 1~5mm length;
Step 2, prepares polyaniline fiber:
Take aniline and distilled water that volume ratio is 1:60, under the effect of mineral acid, aniline is dissolved in distilled water, super Under sound, mix homogeneously, form solution A, then take FeCl3 6H2O and distilled water that mass ratio is 1:50, by FeCl3 6H2O Being dissolved in distilled water, form solution B, then by A, B mix homogeneously, wherein A, B volume ratio is 2:3, is existed by A, B mixed solution Standing and reacting 10h under the conditions of ice-water bath, obtains bottle green product, is filtered by reaction gained solution, be first washed with deionized water in Property, then it is colourless to be washed till filtrate with ethanol, by product dried 30h in drying baker, obtains polyaniline fiber;
Then, take copper carbon fiber and polyaniline fiber, mass ratio 1:2, put it in dilute hydrochloric acid solution, constantly stir Mix, simultaneously acidification 2h, be then washed with deionized water to neutrality, dried 5h in drying baker, obtain composite fibre;
Step 3, prepares polyaniline/Al nanoparticle:
First the dodecylbenzene sodium sulfonate taking 3g is dissolved in 200ml deionized water, is added by the aniline of 3ml, at water In bath, 78 DEG C process 30min, are subsequently adding 0.5g Al nanoparticle, magnetic agitation 1h, obtain the homogeneous suspension of Al particle; The Ammonium persulfate. of 10g is dissolved in 100ml hydrochloric acid solution, magnetic agitation 1h, then utilizes separatory funnel by ammonium persulfate solution It is added drop-wise in aniline solution, is stirred continuously and makes it react 4h, then stand filtration, filtrate washing is pulverized after drying End, obtains polyaniline/Al nanoparticle powder body;
Step 4, prepares composite coating:
The application composite coating with epoxy resin as film forming matter, polyaniline/Al nanoparticle as filler, zinc phosphate, Aluminium triphosphate, Pulvis Talci and barium sulfate are as color stuffing, copper carbon fiber and the composite fibre conduct of polyaniline fiber composition Internet, n-butyl alcohol and N-Methyl pyrrolidone are as mixed solvent, and silane coupler is as auxiliary agent, and polyamide 6 50 is as solid Agent, normal propyl alcohol is as antifreeze;
Take 5 parts of polyanilines/Al nanoparticle and 9 parts of composite fibre be placed in beaker, add 60 parts of N-Methyl pyrrolidone, Magnetic agitation 30min, is then sonicated 2h;
Then putting in another beaker by 10 parts of epoxy resin and 6 parts of n-butyl alcohol, magnetic agitation 1h, by solution in two beakers Mixing, stirs 2h, is sequentially added into normal propyl alcohol 4 parts, zinc phosphate 1 part, aluminium triphosphate 2 parts, Pulvis Talci 1 part and 3 parts of barium sulfate, then Add 2 parts of polyamide 6 50 firming agent after stirring 1h, after mechanical agitation 2h, obtain the composite coating of the application;
Described composite coating is coated in target object surface, solidifies 25h after drying, after solidification, coating layer thickness be 600~ 800μm。
Preferably, the experiment effect aspect of the application composite coating, the corrosion resistance of the application composite coating: anticorrosive Performance is evaluated by electrochemical means, by molten for the Na2S that the matrix coating different-thickness composite coating of the present invention is placed on 4wt% In liquid, stand 300h, test resistance rate of change, it is found that the corrosion of the application composite coating is less from electric current, it is possible to effectively prevent corruption The erosion electrolyte corrosion to matrix, and the anti-freezing property of described composite coating is good.
Those skilled in the art, after considering description and putting into practice invention disclosed herein, will readily occur to its of the present invention Its embodiment.The application is intended to any modification, purposes or the adaptations of the present invention, these modification, purposes or Person's adaptations is followed the general principle of the present invention and includes the undocumented common knowledge in the art of the application Or conventional techniques means.Description and embodiments is considered only as exemplary, and true scope and spirit of the invention are by following Claim is pointed out.
It should be appreciated that the invention is not limited in precision architecture described above and illustrated in the accompanying drawings, and And various modifications and changes can carried out without departing from the scope.The scope of the present invention is only limited by appended claim.

Claims (4)

1. a server cabinet, including cabinet body, it is characterised in that be provided with fan, fan control inside described cabinet body Making sheet and thermometer, described fan control board is used for controlling fan and stops, starting or adjust rotation speed of the fan, described cabinet body Inner surface and outer surface have corrosion-resisting film.
Rack the most according to claim 1, it is characterised in that described corrosion-resisting film thickness is 400~600 μm.
Rack the most according to claim 2, it is characterised in that described fan blade is coated with described corrosion-resisting film.
Rack the most according to claim 3, it is characterised in that described corrosion-resisting film is coated in cabinet body by composite coating Formed in inner surface and outer surface or fan blade.
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