CN201820462U - Object-placing device and communication cabinet - Google Patents
Object-placing device and communication cabinet Download PDFInfo
- Publication number
- CN201820462U CN201820462U CN201020292877XU CN201020292877U CN201820462U CN 201820462 U CN201820462 U CN 201820462U CN 201020292877X U CN201020292877X U CN 201020292877XU CN 201020292877 U CN201020292877 U CN 201020292877U CN 201820462 U CN201820462 U CN 201820462U
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- holding device
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- Preventing Corrosion Or Incrustation Of Metals (AREA)
Abstract
The utility model discloses an object-placing device and a communication cabinet, relates to the technical field of containing object, and solves the problem that the service lives of the object-placing device and the communication cabinet are short in a stronger corrosion environment. The object-placing device and the communication cabinet of the embodiment of the utility model comprise a shell made of metal substrate, the surface of which is coated with a polyurea coating. The object-placing device is suitable for the severe environments, such as underground soil, water, high salt spray area, air of the high pollution area and the like.
Description
Technical field
The utility model relates to article and holds technical field, relates in particular to the article-holding device and the communication cabinet that are used for holding article.
Background technology
Rack (or cabinet) generally adopts cold-rolled steel sheet or other alloys to make, and is mainly used to deposit computing machine, communication facilities and relevant other equipment such as power supply, accumulator etc.Rack can provide the protection to institute's storage equipment, and shield electromagnetic interference in order, is fitly arranged stored equipment, convenient service equipment later on.Generally speaking, the environment for use of rack (or cabinet) is normal atmospheric environment, corrosivity is not strong, so, usually only handle at the surface-coated organic coating (as paint or powder) of rack, can prevent effectively that rack (or cabinet) is corroded and has certain ornamental effect under atmospheric environment.Usually, the surface-coated organic coating at rack (or cabinet) can make rack (or cabinet) use in atmospheric environment 5 years to 20 years.
To some utilizations of relevant devices such as communication, rack (or cabinet) need be imbedded underground use (underground corrosion is stronger) based at present, perhaps at other than the middle use of strong corrosive environment (as: acidity is bigger in the environment).So the rack that adopts metal to make needs the more reliable measure of corroding of preventing.
The inventor states in the process of rack in the use; find that there is following shortcoming at least in the processing mode at the surface-coated organic coating in the prior art: there are the micropore defective in powder coating, painting layer commonly used in the prior art; making soil or other can see through micropore than the material that has corrosive power in the strong corrosive environment directly contacts with the metal of rack; and then the metal of corrosion rack, thereby can not guarantee at various soil environments or other than reliably and with long-term the metal base of protection rack under the strong corrosive environment.If directly be embedded in rack of the prior art underground or place than strong corrosive environment, its anticorrosion life-span is shorter, generally less than 10 years.
The utility model content
Embodiment of the present utility model provides a kind of article-holding device and communication cabinet, prolongs article-holding device than the serviceable life in the strong corrosive environment.
For achieving the above object, embodiment of the present utility model adopts following technical scheme:
A kind of article-holding device comprises the housing of being made by metal base, and the surface-coated of described housing has polyurea coating.
A kind of communication cabinet is used to deposit communication facilities and the equipment relevant with communication facilities, and described communication cabinet comprises the housing of being made by metal base, and the surface-coated of described housing has polyurea coating.
Article-holding device that the utility model embodiment provides and communication cabinet, owing to be coated with polyurea coating at surface of shell, polyurea coating densification, continuous, no seam, barrier propterty is very outstanding; And the material pliability of polyurea coating is good, intensity is high, anticorrosive, ageing-resistant, in than strong corrosive environment, have long serviceable life, generally can use 20 years～50 years.So the article-holding device that adopts the utility model embodiment to provide has long serviceable life in than strong corrosive environment.Article-holding device among the utility model embodiment mainly includes but not limited to rack, cabinet or rack etc.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below, apparently, accompanying drawing in describing below only is embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the synoptic diagram of a kind of housing among the utility model embodiment;
Fig. 2 is the synoptic diagram of another kind of housing among the utility model embodiment.
Embodiment
The utility model embodiment provides a kind of article-holding device, applies one deck polyurea coating on the metal shell of article-holding device.Polyureas is a compounds that is generated by isocyanate component and amino-compound reaction, and isocyanate component can be derivant, prepolymer and the semi-prepolymer of monomer, polymkeric substance, isocyanates; Particularly, polyureas can be polymerized by diamines and diisocyanate or urea.
Below in conjunction with the accompanying drawing among the utility model embodiment, the technical scheme among the utility model embodiment is clearly and completely described, obviously, described embodiment only is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the utility model protection.
The utility model embodiment provides a kind of article-holding device, mainly includes but not limited to rack, cabinet or rack etc. among the utility model embodiment.In general, cabinet and rack are mainly used in electronics/electrical equipment and relevant devices thereof such as depositing computing machine, switch, power supply, accumulator, and the case and cabinet in the utility model mainly uses in corrosion environment, as imbeds underground.Rack in the utility model mainly is meant the rack that uses in strong corrosive environment.Article-holding device among the utility model embodiment can also be infrastructure products such as other cabinets, case, box or jar.
Fig. 1 is the partial schematic diagram of the utility model article-holding device middle shell.As shown in Figure 1, the housing of described article-holding device 1 is made by metal base, includes but not limited to stainless steel, aluminium alloy or carbon steel; The surface-coated of described housing 1 has polyurea coating 3.Because the material pliability of polyurea coating 3 is good, intensity is high, anticorrosive, ageing-resistant, in than strong corrosive environment, have long serviceable life, generally can use 20 years～50 years.So the article-holding device that adopts the utility model embodiment to provide has long serviceable life in than strong corrosive environment.
In order to make that polyurea coating 3 can be better attached on the described housing 1, the outside surface of the housing 1 among the utility model embodiment needs sandblast or mechanical grinding to handle, can can make urea coating 3 preferably attached on the described housing 1 so that outside surface is comparatively coarse to be increased and coating's adhesion by mechanical grinding or blasting treatment.
For the article-holding device that makes the utility model embodiment provide has better anticorrosive property, as shown in Figure 2, the utility model embodiment can carry out chemical surface treatment to described housing before spray polyurea coating 3, make housing 1 surface form chemical composition coating 2.Chemical surface treatment described in the utility model embodiment is that phosphatization is handled or oxidation processes, as: aluminium is through oxidation processes, and the chemical composition coating of formation is an aluminium oxide.
Phosphatization (phosphorization) is the process that a kind of chemistry and electrochemical reaction form the phosphate chemical conversion film, and formed phosphate conversion film is referred to as phosphating coat.The purpose of phosphatization mainly is: provide protection to parent metal, prevent that to a certain extent metal is corroded; Be used for before the spray polyurea layer, feeling secure, improve
The utility model embodiment also provides a kind of communication cabinet, be used to deposit communication facilities and the equipment relevant with communication facilities, described communication cabinet comprises the housing of being made by metal base, concrete housing the cross section can be referring to Fig. 1 and Fig. 2, the surface-coated of the housing of the utility model communication cabinet has polyurea coating.
Better attached on the metal shell, the housing among the utility model embodiment is for being formed with the housing of chemical composition coating through chemical surface treatment for the ease of polyurea coating; Perhaps the outside surface of the housing among the utility model embodiment carried out sandblast or mechanical grinding processing.
When practice, serviceable life that can be as required and the cost that can bear, with the thickness setting of polyurea coating on the communication cabinet at 0.01mm between the 3.0mm, as 0.01mm, 0.05mm, 0.10mm, 0.15mm, 0.20mm, 0.25mm, 0.30mm or the like.
Article-holding device and communication cabinet among the utility model embodiment, owing to be coated with polyurea coating on the metal shell, generally have the anticorrosion life-span of 20-50, be particularly suitable in rugged surroundings, using, for example in the underground, water middle and high salt fog area or high pollution area atmosphere be medium.And spray polyurea is higher than the working (machining) efficiency of dusty spray or paint among the utility model embodiment, and energy consumption is lower, more meets target for energy-saving and emission-reduction.
The above; it only is embodiment of the present utility model; but protection domain of the present utility model is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; the variation that can expect easily or replacement all should be encompassed within the protection domain of the present utility model.Therefore, protection domain of the present utility model should be as the criterion by described protection domain with claim.
Claims (10)
1. an article-holding device is characterized in that, comprises the housing of being made by metal base, and the surface-coated of described housing has polyurea coating.
2. article-holding device according to claim 1 is characterized in that, described housing is for being formed with the housing of chemical composition coating through chemical surface treatment; Perhaps the outside surface of described housing carried out sandblast or mechanical grinding processing.
3. article-holding device according to claim 2 is characterized in that, described chemical surface treatment is that phosphatization is handled or oxidation processes.
4. article-holding device according to claim 1 is characterized in that, described article-holding device is cabinet, case, box or jar.
5. article-holding device according to claim 1 is characterized in that, described article-holding device is rack or a cabinet of depositing electronics, electrical equipment or its relevant device.
6. article-holding device according to claim 1 is characterized in that, described metal base is: stainless steel, aluminium, aluminium alloy or carbon steel.
7. article-holding device according to claim 1 is characterized in that, the thickness of described polyurea coating is 0.01mm to 3.0mm.
8. a communication cabinet is used to deposit communication facilities and the equipment relevant with communication facilities, it is characterized in that described communication cabinet comprises the housing of being made by metal base, and the surface-coated of described housing has polyurea coating.
9. communication cabinet according to claim 8 is characterized in that, described housing is for being formed with the housing of chemical composition coating through chemical surface treatment; Perhaps the outside surface of described housing carried out sandblast or mechanical grinding processing.
10. communication cabinet according to claim 8 is characterized in that, the thickness of described polyurea coating is 0.01mm to 3.0mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020292877XU CN201820462U (en) | 2010-08-16 | 2010-08-16 | Object-placing device and communication cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020292877XU CN201820462U (en) | 2010-08-16 | 2010-08-16 | Object-placing device and communication cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201820462U true CN201820462U (en) | 2011-05-04 |
Family
ID=43918409
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201020292877XU Expired - Fee Related CN201820462U (en) | 2010-08-16 | 2010-08-16 | Object-placing device and communication cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201820462U (en) |
-
2010
- 2010-08-16 CN CN201020292877XU patent/CN201820462U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110504 Termination date: 20180816 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |