CN203233606U - Intelligent constant-temperature air-conditioning electromagnetic shielding cabinet - Google Patents
Intelligent constant-temperature air-conditioning electromagnetic shielding cabinet Download PDFInfo
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- CN203233606U CN203233606U CN 201320110916 CN201320110916U CN203233606U CN 203233606 U CN203233606 U CN 203233606U CN 201320110916 CN201320110916 CN 201320110916 CN 201320110916 U CN201320110916 U CN 201320110916U CN 203233606 U CN203233606 U CN 203233606U
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Abstract
The utility model discloses an intelligent constant-temperature air-conditioning electromagnetic shielding cabinet. The electromagnetic shielding cabinet comprises a cold bin, a hot bin and a refrigerating system. The air-conditioning refrigerating system comprises an air-conditioning, an air-conditioning cold air port, an air-conditioning inner-circulating port, an air-conditioning temperature controller and an air-conditioning stabilized-voltage power source. The air-conditioning cold air port is communicated with the cold bin, the air-conditioning inner-circulating port is communicated with the hot bin, the air-conditioning temperature controller is used to set inside temperature of the cabinet and maintain the constant inside temperature of the cabinet constant, and the air-conditioning stabilized-voltage power source is used to stably supply power for the air-conditioning. The intelligent constant-temperature air-conditioning electromagnetic shielding cabinet has good shielding performance, radiating effect and lightning protection performance.
Description
Technical field
The utility model relates to a kind of electromagnetic shielding rack, specifically, relates to a kind of intelligent constant-temperature air-conditioning electromagnetic shielding rack.
Background technology
The electromagnetic shielding rack can be used for placing computer, the webserver and communication electronic equipment etc., can stop electromagnetic wave to personal injury, effectively suppress electromagnetic information leakage and prevent that outside forceful electric power magnetic harassing and wrecking from influencing equipment operate as normal etc., be usually used in government bodies, bank, security, army, the higher industry of concerning security matters level requirements of scientific research etc.The rack that seal is more good, its capability of electromagnetic shielding are also more good; But, because the seal of the rack equipment that makes is difficult for heat radiation.At present, cooling measure commonly used is to arrange the waveguide window with ventilation function in cabinet walls, makes the circulation of air that rack is inside and outside, thereby takes away heat.
Chinese invention patent application (publication number: CN102573418) disclose a kind of airtight heat exchange type electromagnetic shielding rack.Be provided with cold wind inner looping, hot blast inner looping and heat exchanger in this airtight heat exchange type electromagnetic shielding rack inside.Heat exchanger is connected with cold wind inner looping and hot blast inner looping respectively.Heat exchanger is provided with fan.Realize forced air flow by fan, guarantee that refrigerating capacity satisfies instructions for use.But the refrigeration of fan is limited, is unfavorable for the heat radiation than powerful device, also can't detect the rack temperature inside in real time, thereby realizes that the rack temperature inside is constant.In addition, this airtight heat exchange type electromagnetic shielding rack does not arrange anti-lightning strike device, is subject to thunderbolt, thereby causes the damage of equipment.
The utility model content
Technical problem to be solved in the utility model provides a kind of intelligent constant-temperature air-conditioning electromagnetic shielding rack, has shielding properties preferably, has better heat radiating effect and anti-lightning strike performance simultaneously.
The technical solution of the utility model is as follows:
A kind of intelligent constant-temperature air-conditioning electromagnetic shielding rack, comprise Leng Cang, hot storehouse and refrigerating system, described air-conditioning refrigeration system comprises circulation port, air-conditioner temperature controller and air-conditioning stabilized voltage power supply in air-conditioning, air-conditioning cold wind mouth, the air-conditioning, described air-conditioning cold wind mouth is communicated with described cold storehouse, and circulation port is communicated with described hot storehouse in the described air-conditioning; Described air-conditioner temperature controller be used for to be set the internal temperature of described rack, keeps internal temperature constant of described rack, and described air-conditioning stabilized voltage power supply is used for described air-conditioning stable power-supplying.
Further: described air-conditioning is arranged in the air-conditioning shielding box, described air-conditioning cold wind mouth is arranged on the bottom of described air-conditioning shielding box, described air-conditioning shielding box comprises at least one first air channel cowling panel, the described first air channel cowling panel is the inclined plane, the air outlet of described air-conditioning is facing to the described first air channel cowling panel, the angle that the bottom surface of the described first air channel cowling panel and described air-conditioning shielding box forms is acute angle, be used for changing wind direction, minimizing is in the generation of described air-conditioning cold wind mouth place condensed water, and the below of the described first air channel cowling panel is provided with the second air channel cowling panel; The top of described air-conditioning is provided with groove, and air inlet is arranged on described groove, and described air-conditioning shielding box is provided with condensed water and collects mouth.
Further: also comprise lightning surge protection module, described lightning surge protection module is avoided the destruction of thunder and lightning for the protection of the equipment of the inside of described rack.
Further: circulation port all is waveguide window in described air-conditioning cold wind mouth and the described air-conditioning, and the waveguide window surface of described air-conditioning cold wind mouth is provided with downward-sloping blinds, and the waveguide window of circulation port is outside equipped with downward-sloping guide plate in the described air-conditioning.
Further: the outlet pipe of described air-conditioning refrigeration system is arranged on the left side of inside of the shell of described rack, and described outlet pipe is transparent outlet pipe, and effluent pipe mouth is arranged on the below, left side of described shell.
Further: described rack inside is provided with traffic filter, power-supply filter and waveguide, is separated with the space between described traffic filter and the described power-supply filter, and described waveguide is provided with the pipe lid.
Further: respectively be set with a physical isolation pipe on the left madial wall of described shell and the Right Inboard wall, be used for parcel refrigerating system power line and device power supply (DPS) line.
Further: the below, back of described shell is provided with serial ports and earth terminal, and described serial ports is used for connecting external equipment.
Further: all be provided with acoustical cotton on the inner surface at the inwall of described shell, the Qianmen of described rack and back door.
Further: described Qianmen and back door all are provided with a shielding construction, and described door shielding construction comprises reed, described reed and preceding doorframe and back doorframe crimping, and described preceding doorframe and described back doorframe are provided with shielding gasket.
Technique effect of the present utility model is as follows:
1, the screening effectiveness of intelligent constant-temperature air-conditioning electromagnetic shielding rack of the present utility model satisfies the B level requirement of GJB5792-2006.
2, be provided with air-conditioning refrigeration system in the intelligent constant-temperature air-conditioning electromagnetic shielding rack of the present utility model, can arrange and regulate automatically the rack internal temperature, in real time state of temperature in the rack is carried out remote monitoring, keep temperature constant in the rack, and report to the police can temperature surpasses design temperature in rack the time.
3, lightning surge protection module is set in the intelligent constant-temperature air-conditioning electromagnetic shielding rack of the present utility model, the equipment of protection rack inside is avoided the destruction of thunder and lightning.
4, be provided with the insulation acoustic damping materials in the intelligent constant-temperature air-conditioning electromagnetic shielding rack of the present utility model, the equipment noise in the rack is reduced more than the 20db, simultaneously, possess the effect of fire-retardant heat insulation.
5, intelligent constant-temperature air-conditioning electromagnetic shielding rack of the present utility model can connect computer, realizes remote monitoring, and a computer can monitor and control the temperature in 101 these racks simultaneously.
Description of drawings
Fig. 1 is the front view of intelligent constant-temperature air-conditioning electromagnetic shielding rack of the present utility model;
Fig. 2 is the rearview of intelligent constant-temperature air-conditioning electromagnetic shielding rack of the present utility model;
Fig. 3 is the left view of intelligent constant-temperature air-conditioning electromagnetic shielding rack of the present utility model;
Fig. 4 is the right view of intelligent constant-temperature air-conditioning electromagnetic shielding rack of the present utility model;
Fig. 5 is the schematic diagram of door shielding construction of the present utility model;
Fig. 6 is the structural representation of the air-conditioning of intelligent constant-temperature air-conditioning electromagnetic shielding rack of the present utility model;
Fig. 7 is the structural representation of the air-conditioning shielding box of intelligent constant-temperature air-conditioning electromagnetic shielding rack of the present utility model;
Fig. 8 is the structural representation of the lower plate of intelligent constant-temperature air-conditioning electromagnetic shielding rack of the present utility model;
Fig. 9 is the structural representation of the physical isolation pipe of intelligent constant-temperature air-conditioning electromagnetic shielding rack of the present utility model.
Embodiment
Below with reference to accompanying drawing and preferred embodiment, the utility model is described in detail.
Shown in Fig. 1-4, be respectively front view, rearview, left view and the right view of intelligent constant-temperature air-conditioning electromagnetic shielding rack of the present utility model.
The structure of intelligent constant-temperature air-conditioning electromagnetic shielding rack of the present utility model comprises upper plate, lower plate 18, Qianmen 4, back door 5, shell 1, division board 7, frame, refrigerating system and lightning surge protection module 6.Upper plate be fixedly installed on frame above.Lower plate 18 be fixedly installed on frame below.Doorframe 28 and back doorframe before the front side of shell 1 and rear side are respectively arranged with.Qianmen 4 is arranged on preceding doorframe 28 places.Back door 5 is arranged on doorframe place, back.In the utility model one preferred embodiment, preceding doorframe 28 and back doorframe can be two doorframes that are arranged above and below.Be convenient to industrial processes like this.Correspondingly, Qianmen 4 and back door 5 also can be two doors that are arranged above and below.As shown in Figure 5, be the schematic diagram of door shielding construction of the present utility model.Qianmen 4 and back door 5 all are provided with a shielding construction.The door shielding construction comprises reed 27.Reed 27 and preceding doorframe 28 and back doorframe crimping.Preceding doorframe 28 and back doorframe are provided with shielding gasket.When closing Qianmen 4 and back door 5, before can making Qianmen 4 and back door 5 closely be crimped on respectively, reed 27 and shielding gasket on doorframe 28 and the back doorframe, make obturation effect good, reach effectiveness preferably.Can be provided with force-increasing lock 10 on Qianmen 4 and the back door 5.This force-increasing lock 10 is prior art, can be the application for a patent for invention of CN101591997 with reference to publication number.The left side of frame and right side are fixed on the inwall of shell 1.All be provided with acoustical cotton 20 on the inner surface at the inwall of shell 1, Qianmen 4 and back door 5.In the utility model one preferred embodiment, this acoustical cotton 20 is PU crest acoustical cotton.PU crest acoustical cotton surface has the structure of crest and trough.This acoustical cotton 20 can absorb noise, makes equipment noise reduction 〉=20db in the rack.This acoustical cotton 20 also possesses the effect of heat-insulating and fire-proof.The inwall of the front side of frame and rear side and shell leaves the space.Division board 7 is fixed on the front of frame.Division board 7 is separated into Leng Cang and Re Cang with intelligent constant-temperature air-conditioning electromagnetic shielding rack inside.In the utility model one preferred embodiment, division board 7 is the aluminum division board.The general rectangular division boards of different sizes that adopt of division board 7 are spliced, commonly used is adopt highly for each one of the division board of 1U and 2U and highly be 3U division board several.Adopt this collocation can avoid producing the slit, thereby Leng Cang and the sealing of hot storehouse are separated.The volume in the general specific heat of the volume in cold storehouse storehouse is little.Cold storehouse is more little, the integral body cooling ability in cold storehouse is more good, air-out speed and the refrigerating capacity of the air-conditioning cold wind mouth 8 in cold storehouse are reduced, avoid accumulating in equipment and the rack itself that damages in the rack in the rack because the air-conditioning refrigeration system refrigeration produces a large amount of condensed waters.But the volume ratio in Leng Cang and hot storehouse has a scope, can set according to the size of rack.
As shown in Figure 6 and Figure 7, be the air-conditioning of intelligent constant-temperature air-conditioning electromagnetic shielding rack of the present utility model and the structural representation of air-conditioning shielding box respectively.
Air-conditioning refrigeration system be arranged on upper plate above.Refrigerating system comprises circulation port 9, air-conditioner temperature controller 2 and air-conditioning stabilized voltage power supply 3 in air-conditioning 21, air-conditioning cold wind mouth 8, the air-conditioning.Air-conditioning 21 is arranged in the air-conditioning shielding box 22.Air-conditioning cold wind mouth 8 is arranged on the bottom of air-conditioning shielding box 22.The top of air-conditioning 21 is provided with groove 25.Air inlet 24 is arranged on groove 25 places.Air-conditioning shielding box 22 comprises at least one first air channel cowling panel 29.The first air channel cowling panel 29 is the inclined plane, is used for changing wind direction, reduces the generation at air-conditioning cold wind mouth 8 place's condensed waters.This first air channel cowling panel 29 is acute angle with the angle that the bottom surface forms.The air outlet 23 of air-conditioning 21 is facing to the first air channel cowling panel 29.If the air outlet of air-conditioning 21 is in different sides, any one side of Dui Ying air-conditioning shielding box 22 first air channel cowling panel that can be designed to tilt to realize changing wind direction, reduces the function in the generation of air-conditioning cold wind mouth 8 place's condensed waters with it.The first air channel cowling panel, 29 downsides at air-conditioning shielding box 22 are provided with one second air channel cowling panel 26.Air-conditioning shielding box 22 is provided with condensed water and collects mouth, is used for collecting condensed water.After hot blast entered air-conditioning 21 from air inlet 24, the compression of process air-conditioning 21 became cold wind, blows out from air outlet 23.Cold wind runs into the 29 back refractions of the first air channel cowling panel and changes wind direction.Part cold wind directly blows out from air-conditioning cold wind mouth 8; Part cold wind is through 29 refractions of the first air channel cowling panel, and the cold wind after the refraction blows on the second air channel cowling panel 26, after 26 refractions of the second air channel cowling panel change wind direction, blows out from air-conditioning cold wind mouth 8.Of the present utility modelly coolly coagulate water to eliminate principle be to contact the generation altitude temperature difference effect by the cold wind that the first air channel cowling panel 29 and the second air channel cowling panel 26 and air-conditioning 21 blow out, make to be coated with hydrophilic sheath on the first air channel cowling panel 29 and the second air channel cowling panel 26 and to eliminate condensed water.Cold wind is blowing out by superrefraction from air outlet 23, and its energy and wind speed all decrease, and makes that the condensed water of generation significantly reduces, thereby can reduce condensed water to the destruction of other assemblies when cold wind blows out from air-conditioning cold wind mouth 8.Air-conditioning cold wind mouth 8 is communicated with cold storehouse.Air-conditioning cold wind mouth 8 is waveguide window.This waveguide window plays the effect of electromagnetic shielding.The waveguide window surface is provided with downward-sloping blinds, and the length of each sheet of this blinds is longer, can play the effect that reduces wind speed.Blinds adopts the downward-sloping acoustical cotton 20 that the cold wind that blows out from air-conditioning cold wind mouth 8 can be led that arranges, rather than on the inwall of guiding shell 1, thereby avoided because the condensed water that refrigeration produces accumulates on the inwall of shell 1.Acoustical cotton 20 self has the effect of absorption condensation water, and because acoustical cotton 20 has the structure of crest and trough, can make cold wind reflect to change wind direction repeatedly in the structure of crest and trough, and slow down wind speed, and cold wind is dispersed, and reduces the generation of condensed water.Circulation port 9 is communicated with hot storehouse in the air-conditioning.Circulation port 9 also is waveguide window in the air-conditioning.This waveguide window plays the effect of electromagnetic shielding.Waveguide window is outside equipped with downward-sloping guide plate.This guide plate is used for the control wind direction, makes hot blast can enter circulation port 9 in the air-conditioning.Air-conditioner temperature controller 2 is arranged on the top of shell 1, is used for setting the rack temperature inside, keeps the constant of rack internal temperature; And can show the rack temperature inside in real time by Displaying Meter is set.Air-conditioning stabilized voltage power supply 3 is arranged on the upper right side of intelligent constant-temperature air-conditioning electromagnetic shielding rack, is used for air-conditioning 21 stable power-supplyings, avoids the generation accident.The circuit 3 of air-conditioner temperature controller 2 and air-conditioning stabilized voltage power supply is independent of one another, does not disturb mutually; And spaced apart between the two, mutual electromagnetic is disturbed when having avoided work.The outlet pipe of this air-conditioning refrigeration system is arranged on the left side of inside of the shell 1 of rack, and outlet pipe is transparent outlet pipe, convenient situation about checking in the outlet pipe, the place that cleaning is in time stopped up.Effluent pipe mouth 13 is arranged on the below, left side of shell 1.By this air-conditioning refrigeration system, can make the temperature in the rack remain on 25 ℃～35 ℃.
Lightning surge protection module 6 is avoided the destruction of thunder and lightning for the protection of the equipment of rack inside, is arranged on the bottom of shell 1, makes the close together on lightning surge protection module 6 and ground.The electric current of lightning surge protection module 6 abrupt releases is bigger, and by ground wire grounded, so lightning surge protection module 6 is more near more good with the distance on ground.In addition, the circuit of lightning surge protection module 6 is independent, is not subjected to the influence of other assemblies or equipment.Maintenance can also protect lightning surge module 6 to be set to the form that can extract out for convenience, during maintenance, only needs to protect module 6 to extract out lightning surge and get final product from rack.In addition, observation can arrange transparent visual windows at shell 1 for convenience, makes the user be convenient to observe lightning surge protection module 6 whether to be in normal operating conditions.The structure of lightning protected module 6 of the present utility model is prior art.By this lightning surge protection module 6 is set, can make the lightning surge protection satisfy IEC61643-1 " low pressure surge protective device " D grade standard.
Shown in Fig. 8 and 9, be the lower plate of intelligent constant-temperature air-conditioning electromagnetic shielding rack of the present utility model and the structural representation of physical isolation pipe.
The lower plate 18 of rack inside is provided with traffic filter 15, power-supply filter 16 and waveguide 17.Be separated with the space between traffic filter 15 and the power-supply filter 16, avoid both to produce electromagnetic interference mutually.Waveguide 17 is provided with the pipe lid, can avoid dust to enter in the waveguide 17.In the utility model one preferred embodiment, internal diameter is that Φ 13mm and internal diameter are each 10 in the waveguide 17 of Φ 8mm.Respectively be set with a physical isolation pipe 19 on the left madial wall of shell 1 and the Right Inboard wall, be used for parcel power line 21, reduce the electromagnetic radiation of power line 21, and can avoid both to produce electromagnetic interference mutually.Power line 21 comprises refrigerating system power line and device power supply (DPS) line.
The below, back of shell 1 is provided with serial ports 12 and earth terminal 11.This serial ports 12 is used for connecting external equipment, and for example, the remote monitoring computer can be realized the remote monitoring to this rack.In the utility model one preferred embodiment, this serial ports 12 is the RS485 interface, and a computer can monitor and control the temperature in 101 these racks simultaneously.This rack can also arrange overtemperature alarm mechanism, by the remote monitoring computer overtemperature rack is carried out sound and light alarm.
The following of lower plate 18 can also be provided with castor 14, convenient mobile this rack.In addition, according to actual needs, in this rack some pallets can be set, rack is divided into different big or small spaces, hold the instruments of different sizes.
When using this rack, air conditioner refrigerating blows out cold wind from air-conditioning cold wind mouth 8, cold wind in cold storehouse, flow downward and rack in the devices exchange heat, cold wind becomes behind the hot blast in hot storehouse to flowing.Hot blast enters circulation port 9 in the air-conditioning, and then discharges rack, thereby makes the inner and inner equipment cooling of rack, keeps temperature constant in the rack.
Above-described embodiment, just the utility model embodiment is several, and the common variation that those skilled in the art carries out in the technical solutions of the utility model scope and replacement all should be included in the protection range of the present utility model.
Claims (10)
1. intelligent constant-temperature air-conditioning electromagnetic shielding rack, comprise Leng Cang and Re Cang, it is characterized in that: also comprise refrigerating system, described air-conditioning refrigeration system comprises circulation port, air-conditioner temperature controller and air-conditioning stabilized voltage power supply in air-conditioning, air-conditioning cold wind mouth, the air-conditioning, described air-conditioning cold wind mouth is communicated with described cold storehouse, and circulation port is communicated with described hot storehouse in the described air-conditioning.
2. as claim 1 described intelligent constant-temperature air-conditioning electromagnetic shielding rack, it is characterized in that: described air-conditioning is arranged in the air-conditioning shielding box, described air-conditioning cold wind mouth is arranged on the bottom of described air-conditioning shielding box, described air-conditioning shielding box comprises at least one first air channel cowling panel, the described first air channel cowling panel is the inclined plane, the air outlet of described air-conditioning is facing to the described first air channel cowling panel, the angle that the bottom surface of the described first air channel cowling panel and described air-conditioning shielding box forms is acute angle, and the below of the described first air channel cowling panel is provided with the second air channel cowling panel; The top of described air-conditioning is provided with groove, and air inlet is arranged on described groove, and described air-conditioning shielding box is provided with condensed water and collects mouth.
3. as claim 1 described intelligent constant-temperature air-conditioning electromagnetic shielding rack, it is characterized in that: also comprise lightning surge protection module.
4. as claim 1 described intelligent constant-temperature air-conditioning electromagnetic shielding rack, it is characterized in that: circulation port all is waveguide window in described air-conditioning cold wind mouth and the described air-conditioning, the waveguide window surface of described air-conditioning cold wind mouth is provided with downward-sloping blinds, and the waveguide window of circulation port is outside equipped with downward-sloping guide plate in the described air-conditioning.
5. as claim 1 described intelligent constant-temperature air-conditioning electromagnetic shielding rack, it is characterized in that: the outlet pipe of described air-conditioning refrigeration system is arranged on the left side of inside of the shell of described rack, described outlet pipe is transparent outlet pipe, and effluent pipe mouth is arranged on the below, left side of described shell.
6. as claim 1 described intelligent constant-temperature air-conditioning electromagnetic shielding rack, it is characterized in that: described rack inside is provided with traffic filter, power-supply filter and waveguide, be separated with the space between described traffic filter and the described power-supply filter, described waveguide is provided with the pipe lid.
7. as claim 1 described intelligent constant-temperature air-conditioning electromagnetic shielding rack, it is characterized in that: respectively be set with a physical isolation pipe on the left madial wall of described shell and the Right Inboard wall.
8. as claim 1 described intelligent constant-temperature air-conditioning electromagnetic shielding rack, it is characterized in that: the below, back of described shell is provided with serial ports and earth terminal.
9. as claim 1 described intelligent constant-temperature air-conditioning electromagnetic shielding rack, it is characterized in that: all be provided with acoustical cotton on the inner surface at the inwall of described shell, the Qianmen of described rack and back door.
10. as claim 9 described intelligent constant-temperature air-conditioning electromagnetic shielding racks, it is characterized in that: described Qianmen and back door all are provided with a shielding construction, described door shielding construction comprises reed, described reed and preceding doorframe and back doorframe crimping, described preceding doorframe and described back doorframe are provided with shielding gasket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320110916 CN203233606U (en) | 2013-03-12 | 2013-03-12 | Intelligent constant-temperature air-conditioning electromagnetic shielding cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320110916 CN203233606U (en) | 2013-03-12 | 2013-03-12 | Intelligent constant-temperature air-conditioning electromagnetic shielding cabinet |
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| Publication Number | Publication Date |
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| CN203233606U true CN203233606U (en) | 2013-10-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320110916 Expired - Lifetime CN203233606U (en) | 2013-03-12 | 2013-03-12 | Intelligent constant-temperature air-conditioning electromagnetic shielding cabinet |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103796465A (en) * | 2014-03-06 | 2014-05-14 | 安徽建永商贸有限公司 | Low-frequency demagnetization damping and noise reducing shield |
| CN104010455A (en) * | 2014-05-21 | 2014-08-27 | 陈茂良 | Protective cabinet |
| CN107360709A (en) * | 2017-06-19 | 2017-11-17 | 广州汇安科技有限公司 | A kind of all-in-one micro computer room with low-and high-frequency electro-magnetic screen function |
-
2013
- 2013-03-12 CN CN 201320110916 patent/CN203233606U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103796465A (en) * | 2014-03-06 | 2014-05-14 | 安徽建永商贸有限公司 | Low-frequency demagnetization damping and noise reducing shield |
| CN104010455A (en) * | 2014-05-21 | 2014-08-27 | 陈茂良 | Protective cabinet |
| CN107360709A (en) * | 2017-06-19 | 2017-11-17 | 广州汇安科技有限公司 | A kind of all-in-one micro computer room with low-and high-frequency electro-magnetic screen function |
| CN107624034A (en) * | 2017-06-19 | 2018-01-23 | 广州汇安科技有限公司 | A kind of data center with low-and high-frequency electro-magnetic screen function |
| CN107360709B (en) * | 2017-06-19 | 2018-08-24 | 广州汇安科技有限公司 | A kind of all-in-one micro computer room with low-and high-frequency electro-magnetic screen function |
| CN107624034B (en) * | 2017-06-19 | 2019-08-23 | 广州汇安科技有限公司 | A kind of data center with low-and high-frequency electro-magnetic screen function |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131009 |
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| CX01 | Expiry of patent term |