CN111465243A - Server cabinet - Google Patents
Server cabinet Download PDFInfo
- Publication number
- CN111465243A CN111465243A CN202010403379.6A CN202010403379A CN111465243A CN 111465243 A CN111465243 A CN 111465243A CN 202010403379 A CN202010403379 A CN 202010403379A CN 111465243 A CN111465243 A CN 111465243A
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- CN
- China
- Prior art keywords
- layer
- cabinet
- metal substrate
- corrosion
- insulating layer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000010410 layer Substances 0.000 claims abstract description 136
- 239000003063 flame retardant Substances 0.000 claims abstract description 46
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims abstract description 44
- 229910052751 metal Inorganic materials 0.000 claims abstract description 42
- 239000002184 metal Substances 0.000 claims abstract description 42
- 239000000758 substrate Substances 0.000 claims abstract description 41
- 230000007797 corrosion Effects 0.000 claims abstract description 32
- 238000005260 corrosion Methods 0.000 claims abstract description 32
- 230000017525 heat dissipation Effects 0.000 claims abstract description 32
- 239000011241 protective layer Substances 0.000 claims abstract description 26
- 238000010438 heat treatment Methods 0.000 claims abstract description 7
- 229910052782 aluminium Inorganic materials 0.000 claims description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical group [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 5
- 229920005549 butyl rubber Polymers 0.000 claims description 5
- 229920002379 silicone rubber Polymers 0.000 claims description 5
- 239000002253 acid Substances 0.000 claims description 4
- 239000012790 adhesive layer Substances 0.000 claims description 4
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical group [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 claims description 4
- QKQUUVZIDLJZIJ-UHFFFAOYSA-N hafnium tantalum Chemical compound [Hf].[Ta] QKQUUVZIDLJZIJ-UHFFFAOYSA-N 0.000 claims description 3
- 239000004945 silicone rubber Substances 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 claims description 2
- 239000011248 coating agent Substances 0.000 claims description 2
- 238000000576 coating method Methods 0.000 claims description 2
- 239000010959 steel Substances 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract 1
- 230000002265 prevention Effects 0.000 abstract 1
- 239000002131 composite material Substances 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000032683 aging Effects 0.000 description 2
- 239000004411 aluminium Substances 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 229910052735 hafnium Inorganic materials 0.000 description 1
- VBJZVLUMGGDVMO-UHFFFAOYSA-N hafnium atom Chemical compound [Hf] VBJZVLUMGGDVMO-UHFFFAOYSA-N 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000009967 tasteless effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0217—Mechanical details of casings
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/04—Metal casings
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20709—Modifications to facilitate cooling, ventilating, or heating for server racks or cabinets; for data centers, e.g. 19-inch computer racks
Abstract
The invention discloses a server cabinet, which comprises a cabinet plate surrounding into a cylindrical shape and a heat dissipation plate arranged at the end part of the cabinet plate, wherein the heat dissipation plate is provided with heat dissipation holes and threading holes, and the cabinet plate comprises a metal substrate, and an insulating layer, a flame retardant layer and a corrosion-resistant protective layer which are sequentially arranged on the inner side surface of the metal substrate along the direction far away from the metal substrate. The cabinet board has the fire prevention and prevents electric effect, and stability is good, and the tip of cabinet board sets up the heating panel moreover to and set up through wires hole and louvre at the heating panel, can make heating panel department towards the incombustible side during the use. To guide the internal fire trend and to be able to better control the fire. To sum up, this server rack can solve the very easy problem that factor of safety is not high that outwards develops the intensity of a fire of server rack effectively.
Description
Technical Field
The invention relates to the technical field of electronic equipment, in particular to a server cabinet.
Background
In some high-grade enterprise servers, because the internal structure is complex, the number of internal devices is large, some servers also have a plurality of different equipment units or a plurality of servers are placed in a cabinet, the server is a cabinet type server, for important enterprises such as securities, banks, post and telecommunications, a system with complete fault self-repairing capability should be adopted, redundancy measures should be adopted for key components, and a dual-computer hot backup high-availability system or a high-performance computer can be adopted for servers used for key services, so that the availability of the system can be well ensured, but a plurality of electric power components are installed in the cabinet type server, so that the temperature in the cabinet is high, the safety coefficient is low, and great potential safety hazards exist.
To sum up, how to effectively solve the problem that the server cabinet is easy to develop a fire outward to cause low safety factor is a problem that needs to be solved urgently by technical personnel in the field at present.
Disclosure of Invention
In view of this, an object of the present invention is to provide a server cabinet, which can effectively solve the problem that the server cabinet is easy to develop a fire outward, resulting in a low safety factor.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a server cabinet, is including enclosing into the cabinet board of wound tube-type and setting up the heating panel at cabinet board tip, be provided with louvre and through wires hole on the heating panel, the cabinet board includes metal substrate and the metal substrate medial surface is along keeping away from insulating layer, fire-retardant layer and the corrosion-resistant inoxidizing coating that metal substrate's direction set gradually.
In the server cabinet, when the server cabinet is used normally, the metal substrate mainly plays a role in bearing protection, and the corrosion-resistant protective layer effectively prevents substances such as external corrosive gas and the like from corroding the internal flame-retardant layer and the insulating layer, even the metal substrate, so that the functions of the metal substrate are weakened, and the performances of the flame-retardant layer and the insulating layer are ensured. When the internal electronic equipment is overheated and burns, the flame retardant layer can prevent the fire from spreading outwards so as to effectively control the fire, and when the internal electric wire is exposed, the insulating layer can effectively prevent electric power from leaking to cause electric shock accidents. And the end of the cabinet plate is provided with a heat dissipation plate, and the heat dissipation plate is provided with a threading hole and a heat dissipation hole, so that the heat dissipation plate faces to the non-flammable side during use. To guide the internal fire trend and to be able to better control the fire. To sum up, this server rack can solve the very easy problem that factor of safety is not high that outwards develops the intensity of a fire of server rack effectively.
Preferably, the insulating layer, the flame-retardant layer and the corrosion-resistant protective layer are sequentially arranged on the outer side surface of the metal substrate along the direction far away from the metal substrate.
Preferably, connecting layers for connecting the layers are arranged between the insulating layer and the flame-retardant layer, between the insulating layer and the metal substrate and between the flame-retardant layer and the corrosion-resistant protective layer.
Preferably, the connection layer is an aluminum-based adhesive layer, the flame-retardant layer is an aluminum hydroxide layer and/or a tetratantalum hafnium pentacarbide layer, and the insulating layer is a silicon rubber layer and/or a butyl rubber layer.
Preferably, the corrosion-resistant protective layer is stainless acid-resistant steel.
Preferably, a plurality of groups of the insulating layers and the flame retardant layers arranged inside and outside can be arranged between the corrosion-resistant protective layer and the metal substrate.
Preferably, a cabinet opening is formed in the cabinet plate, and a cabinet door is arranged at the cabinet opening.
Preferably, both ends of the heat dissipation plate are provided with flanges which are respectively clamped at the outer sides of the cabinet plates at the corresponding end positions, and the heat dissipation plate is in screw connection with the cabinet plates.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic cross-sectional structural view of a cabinet panel according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a server cabinet according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a heat dissipation plate according to an embodiment of the present invention.
The drawings are numbered as follows:
the cabinet comprises a cabinet plate 1, a cabinet door 2, a threading hole 3, a heat dissipation hole 4, a flanging 5, a metal substrate 6, an insulating layer 7, a flame-retardant layer 8 and a corrosion-resistant protective layer 9.
Detailed Description
The embodiment of the invention discloses a server cabinet, which aims to effectively solve the problem that the server cabinet is easy to develop a fire outwards to cause low safety coefficient.
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 3, fig. 1 is a schematic cross-sectional structure view of a cabinet board according to an embodiment of the present invention; fig. 2 is a schematic structural diagram of a server cabinet according to an embodiment of the present invention; fig. 3 is a schematic structural diagram of a heat dissipation plate according to an embodiment of the present invention.
In one embodiment, the present embodiment provides a server rack, and the rack cavity is mainly used for placing a large number of power components. The server cabinet specifically comprises a cabinet plate 1 and a heat dissipation plate.
The cabinet plates 1 are wound into a cylindrical shape, four cabinet plates 1 can be sequentially wound into a cabinet body with a rectangular cross section, one or more cabinet plates 1 can be wound into a cabinet body with a circular cross section, and the cabinet plates 1 can also be wound into cylindrical shapes with other shapes. The cylindrical structure formed by the cabinet plate 1 surrounding the cabinet plate means that the inner cavity circumferentially surrounds a closed rod-shaped structure with two open ends.
The end part of the cabinet plate 1 is provided with a heat dissipation plate, the two ends of the cabinet plate 1 can be both provided with the heat dissipation plates, or only one end of the cabinet plate 1 is provided with the heat dissipation plate, so that heat in a cavity surrounded by the cabinet plate 1 is dissipated to the outside through the heat dissipation plates.
Wherein, the heat dissipation plate is provided with heat dissipation holes 4 and threading holes 3, wherein the heat dissipation holes 4 are mainly used for guiding the external cooling air body to pass through the heat dissipation holes 4 and enter into the cabinet cavity enclosed by the cabinet plate 1. The heat dissipation hole 4 is inboard, the one end towards the cabinet chamber promptly, generally can be provided with the fan to be arranged in the external cooling body of rapid guide enters into the cabinet chamber. Wherein threading hole 3 for the electronic equipment wiring of cabinet intracavity is passed in or is worn out, like power cord, signal line etc. this threading hole 3 can also be used to install binding post certainly.
The cabinet board 1 is a composite board and mainly comprises a metal substrate 6, an insulating layer 7, a flame-retardant layer 8 and a corrosion-resistant protective layer 9. The metal substrate 6 may be an aluminum alloy plate, a stainless steel plate, an iron plate, an aluminum plate, or the like. The metal base plate 6, as a main load-bearing member, should be able to have sufficient strength and hardness to enable the cabinet panel 1 to be stabilized in the current state.
And an insulating layer 7, a flame-retardant layer 8 and a corrosion-resistant protective layer 9 are sequentially arranged on the inner side surface of the metal substrate 6 along the direction far away from the metal substrate 6. The insulating layer 7 serves to provide insulation protection to prevent internal power from being transmitted to the outside through the metal substrate 6, and specifically, the insulating layer 7 may be a plastic layer such as a rubber layer. Specifically, the insulating layer 7 may be a silicone rubber layer and/or a butyl rubber layer. The butyl rubber layer has good air tightness, excellent heat aging resistance and ozone aging resistance, good insulating property and wide allowable temperature range. The silicone rubber layer can be used in a working environment of-60 ℃ to +200 ℃, and is transparent, nontoxic, tasteless, good in insulating property and good in processing property.
Wherein the flame retardant layer 8 is used for blocking the open fire of internal combustion from reaching the insulating layer 7 and the metal substrate 6. The flame-retardant layer 8 has a heat-resistant function, so that the flame-retardant layer cannot be ignited at a high temperature and cannot be ignited even in case of open fire. Thereby well preventing the fire from spreading. Wherein the flame retardant layer 8 preferably employs an aluminum hydroxide layer and/or a tetra tantalum hafnium pentacarbide layer.
The main function of the corrosion-resistant protective layer 9 is to protect the inner layers and the metal substrate 6 from corrosion, wherein the corrosion-resistant protection mainly comprises weak corrosion protection of water and air with steam and corrosion of chemically aggressive media such as acid, alkali and salt. Wherein, the corrosion-resistant protective layer 9 can adopt a stainless steel acid-resistant layer so as to have higher protection grade. For better protection, the corrosion-resistant protective layer 9 is also preferably a wear-resistant layer, which prevents wear of the inner insulating layer 7 and the flame-retardant layer 8 during long-term rubbing.
In the server cabinet, when the server cabinet is used normally, the metal substrate 6 mainly plays a role in bearing protection, and the corrosion-resistant protective layer 9 effectively prevents substances such as external corrosive gas from corroding the internal flame-retardant layer 8 and the insulating layer 7, even the metal substrate 6, so that the functions of the metal substrate are weakened, and the performances of the flame-retardant layer 8 and the insulating layer 7 are ensured. When the internal electronic equipment is overheated and burns, the flame-retardant layer 8 can prevent the fire from spreading outwards so as to effectively control the fire, and when the internal electric wires are exposed, the insulating layer 7 can effectively prevent electric power from leaking to cause electric shock accidents. And the end of the cabinet plate 1 is provided with a heat dissipation plate, and the heat dissipation plate is provided with a threading hole 3 and a heat dissipation hole 4, so that the heat dissipation plate can face to the non-flammable side during use. To guide the internal fire trend and to be able to better control the fire. To sum up, this server rack can solve the very easy problem that factor of safety is not high that outwards develops the intensity of a fire of server rack effectively.
As described above, the insulating layer 7, the flame retardant layer 8, and the corrosion-resistant protective layer 9 are sequentially provided on the inner side of the metal substrate 6 to prevent the internal fire from spreading outward. Correspondingly, in order to better protect the electronic equipment inside the server cabinet, the insulating layer 7, the flame retardant layer 8 and the corrosion-resistant protective layer 9 may be sequentially arranged on the outer side surface of the metal substrate 6 in a direction away from the metal substrate 6. The insulating layer 7, the flame retardant layer 8 and the corrosion-resistant protective layer 9 on the outer side of the metal substrate 6 may be arranged in the same manner as the insulating layer 7, the flame retardant layer 8 and the corrosion-resistant layer on the inner side of the metal substrate 6. It should be noted that, among them, the insulating layer 7, the flame retardant layer 8, and the corrosion-resistant layer, for each protective layer, a sheet material layer may be used, and a sprayed layer may be used. The insulating layer 7, the flame retardant layer 8 and the corrosion-resistant protective layer 9 may be provided on both the inner and outer sides of the heat dissipating plate.
Further, in order to avoid the separation due to poor adhesion between the respective layers, it is preferable to provide a connection layer for connecting the respective layers between the insulating layer 7 and the flame retardant layer 8, between the insulating layer 7 and the metal substrate 6, and between the flame retardant layer 8 and the corrosion-resistant protective layer 9. In particular wherein the bonding layer may be an aluminium based adhesive layer, in particular an 649 ℃ aluminium based adhesive layer.
Further, in consideration of the reason why both the insulating layer 7 and the flame retardant layer 8 may be damaged, in order to achieve better flame retardancy and insulation, it is preferable that a plurality of sets of the insulating layer 7 and the flame retardant layer 8 disposed inside and outside may be disposed between the protective layer and the metal substrate 6. The multiple groups of insulating layers 7 and flame-retardant layers 8 are stacked in sequence, wherein the insulating layer 7 and the flame-retardant layer 8 are stacked to form a group of insulating flame-retardant composite layers. If two sets of insulating layers 7 and two flame retardant layers 8 are provided, the metal substrate 6, the insulating layers 7, the flame retardant layers 8 and the corrosion-resistant protective layers 9 are sequentially provided in a direction away from the metal substrate 6. The insulating layer 7 of each group may be made of different material layers, and the flame retardant layer 8 of each group may also be made of different material layers, so that the material characteristics of the different material layers are complementary, for example, the insulating layer 7 of one group of composite layers is a butyl rubber layer, the insulating layer 7 of the other group of composite layers is a silicon rubber layer, for example, the flame retardant layer 8 of one group of composite layers is an aluminum hydroxide layer, and the flame retardant layer 8 of the other group of composite layers is a tantalum hafnium pentacarbide layer.
In particular, the server cabinet may include four cabinet panels 1 to surround a cylindrical cavity with a rectangular cross section. In order to conveniently take and place electronic equipment, a cabinet opening is formed in a cabinet plate 1 on one side preferably, a cabinet door 2 is arranged on the cabinet opening, and the cabinet door 2 preferably adopts the same material layer as the cabinet plate 1, namely, the cabinet door also has a metal substrate 6, an insulating layer 7, a flame retardant layer 8 and a corrosion-resistant protective layer 9. The end part of the cabinet plate 1, namely one end of the cylinder cavity, is provided with a heat dissipation plate, and two ends of the heat dissipation plate are provided with flanges 5 which are respectively clamped at the outer side of the cabinet plate 1 corresponding to the end part, so that the heat dissipation plate is integrally U-shaped. The heat dissipation plate is preferably in screw connection with the cabinet plate 1 so as to facilitate certain disassembly and assembly of the internal electronic equipment through the cylinder opening.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (8)
1. The utility model provides a server cabinet, its characterized in that, is including enclosing into the cabinet board of wound cartridge type and setting up the heating panel at cabinet board tip, be provided with louvre and through wires hole on the heating panel, the cabinet board include metal substrate and the metal substrate medial surface is along keeping away from insulating layer, fire-retardant layer and the corrosion-resistant inoxidizing coating that metal substrate's direction set gradually.
2. The server cabinet according to claim 1, wherein the insulating layer, the flame retardant layer and the corrosion-resistant protective layer are sequentially disposed on an outer side surface of the metal substrate in a direction away from the metal substrate.
3. The server cabinet according to claim 2, wherein a connection layer is provided between the insulating layer and the flame retardant layer, between the insulating layer and the metal substrate, and between the flame retardant layer and the corrosion-resistant protective layer to connect the layers.
4. The server cabinet according to claim 3, wherein the connection layer is an aluminum-based adhesive layer, the flame retardant layer is an aluminum hydroxide layer and/or a tetra tantalum hafnium pentacarbide layer, and the insulating layer is a silicone rubber layer and/or a butyl rubber layer.
5. The server cabinet of claim 4, wherein the corrosion-resistant protective layer is stainless acid-resistant steel.
6. The server cabinet according to claim 5, wherein a plurality of sets of the insulating layer and the flame retardant layer are disposed inside and outside between the corrosion-resistant protective layer and the metal substrate.
7. The server cabinet according to claim 6, wherein a cabinet opening is formed in the cabinet plate, and a cabinet door is disposed in the cabinet opening.
8. The server cabinet according to claim 7, wherein both ends of the heat dissipation plate have flanges respectively clamped on the outer sides of the cabinet plates at corresponding end positions, and the heat dissipation plate is connected with the cabinet plates by screws.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010403379.6A CN111465243A (en) | 2020-05-13 | 2020-05-13 | Server cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010403379.6A CN111465243A (en) | 2020-05-13 | 2020-05-13 | Server cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111465243A true CN111465243A (en) | 2020-07-28 |
Family
ID=71678746
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010403379.6A Pending CN111465243A (en) | 2020-05-13 | 2020-05-13 | Server cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111465243A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008082687A2 (en) * | 2006-07-27 | 2008-07-10 | Ppg Industries Ohio, Inc. | Coating compositions comprising polyurea or polyurea and polyurethane |
| CN206041248U (en) * | 2016-09-30 | 2017-03-22 | 安徽安开电力设备科技有限公司 | Low -voltage reactive power compensation cabinet |
| CN207069360U (en) * | 2017-07-29 | 2018-03-02 | 福建宏瑞建设工程有限公司 | Safe power distribution box |
-
2020
- 2020-05-13 CN CN202010403379.6A patent/CN111465243A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008082687A2 (en) * | 2006-07-27 | 2008-07-10 | Ppg Industries Ohio, Inc. | Coating compositions comprising polyurea or polyurea and polyurethane |
| CN206041248U (en) * | 2016-09-30 | 2017-03-22 | 安徽安开电力设备科技有限公司 | Low -voltage reactive power compensation cabinet |
| CN207069360U (en) * | 2017-07-29 | 2018-03-02 | 福建宏瑞建设工程有限公司 | Safe power distribution box |
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Application publication date: 20200728 |
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| RJ01 | Rejection of invention patent application after publication |