CN115397161B - High altitude communication rack based on 5G communication usefulness - Google Patents
High altitude communication rack based on 5G communication usefulness Download PDFInfo
- Publication number
- CN115397161B CN115397161B CN202211104614.5A CN202211104614A CN115397161B CN 115397161 B CN115397161 B CN 115397161B CN 202211104614 A CN202211104614 A CN 202211104614A CN 115397161 B CN115397161 B CN 115397161B
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- China
- Prior art keywords
- communication cabinet
- cabinet body
- communication
- dust screen
- gear
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- 238000004891 communication Methods 0.000 title claims abstract description 110
- 239000000428 dust Substances 0.000 claims abstract description 53
- 238000009434 installation Methods 0.000 claims abstract description 9
- 239000011324 bead Substances 0.000 claims description 6
- 239000002689 soil Substances 0.000 abstract description 8
- 230000000903 blocking effect Effects 0.000 abstract 1
- 238000007790 scraping Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000007664 blowing Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 238000010295 mobile communication Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
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
- H05K5/0213—Venting apertures; Constructional details thereof
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/88—Replacing filter elements
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The invention discloses a high-altitude communication cabinet based on 5G communication, and relates to the technical field of 5G communication. The communication cabinet comprises a communication cabinet body, wherein an air inlet is formed in one side of the communication cabinet body, an air outlet is formed in the other side of the communication cabinet body, first wind shields are respectively matched with the opposite outer sides of the air inlet and the air outlet in a rotating mode, second wind shields corresponding to the air outlet are arranged in the communication cabinet body, a dustproof net is arranged between the second wind shields and the inner wall of the communication cabinet body, an anti-blocking assembly is in sliding fit with the second wind shields, and an installation and detachment assembly is arranged between the second wind shields and the dustproof net. According to the invention, the second wind shield and the dust screen can effectively block dust entering from the air inlet, so that the dust entering into the communication cabinet body is reduced, the service life of electronic elements in the communication cabinet body is damaged, and the anti-blocking assembly is arranged, so that larger leaf soil entering into the air inlet can be cleaned, and the blocking of the air inlet by the leaf soil is reduced.
Description
Technical Field
The invention belongs to the technical field of 5G communication, and particularly relates to a high-altitude communication cabinet based on 5G communication.
Background
The fifth generation mobile communication technology is a new generation broadband mobile communication technology with the characteristics of high speed, low time delay and large connection, and the 5G communication facility is a network infrastructure for realizing man-machine object interconnection.
The electronic components inside the 5G communication rack can produce a large amount of heat when the operation, air intake and air outlet are the necessary heat dissipation passageway of communication rack, present to communication rack radiating passageway present open-type, outside dust is very easy to get into the inside of rack along with wind-force together, the accumulation of dust aggravates the potential safety hazard easily, in order to block the entering of dust, the mode of using is just set up the filter screen and intercepts, but traditional filter screen is fixed in air intake department, dismantle and wash the filter screen comparatively difficultly, and because communication rack places in the outside, some leaf earth etc. also are very easy to get into the air intake along with wind-force, block up the air intake.
Disclosure of Invention
The invention aims to provide a high-altitude communication cabinet based on 5G communication, which solves the technical problems that a filter screen of the existing high-altitude communication cabinet for 5G communication is difficult to detach and an air inlet is possibly blocked by leaf soil and the like.
In order to achieve the purpose, the invention is realized by the following technical scheme:
The utility model provides a high altitude communication rack based on 5G communication is used, includes the communication cabinet body, and the air intake has been seted up to one side of communication cabinet body, and the air outlet has been seted up to the opposite outside of air intake and air outlet all the normal running fit has first deep bead;
the communication cabinet body is internally provided with a second wind shield corresponding to the air outlet, a dust screen and an anti-blocking assembly are arranged between the second wind shield and the inner wall of the communication cabinet body in a sliding fit mode, and an installation and disassembly assembly is arranged between the second wind shield and the communication cabinet body and the dust screen.
Optionally, the anti-blocking assembly comprises a scraping plate in sliding fit with the second wind shield and the inner wall of the communication cabinet body, a first windmill in running fit with one side of the communication cabinet body, a traction rope arranged between the first windmill and the scraping plate, a first elastic telescopic rod in elastic fit with the scraping plate and the inner wall of the communication cabinet body, and a dirt outlet arranged at the bottom of the communication cabinet body.
Optionally, prevent stifled subassembly still including set up in communication cabinet body bottom and with go out the spout that the dirty mouth is linked together, sliding fit in the dirty mouthful baffle door, normal running fit in the spout and with baffle door normal running fit's first connecting plate, sliding fit in the spout and with first connecting plate normal running fit's first push pedal.
Optionally, the anti-blocking assembly further includes a second connecting plate fixed on one side of the scraper, a second elastic telescopic rod elastically matched with the lower side of the second connecting plate, and a second push plate installed at one end of the second elastic telescopic rod and corresponding to the first push plate.
Optionally, the installation disassembly component includes installing respectively in a plurality of fixed blocks at dust screen both ends, a plurality of fixed slots corresponding with the fixed block of seting up respectively in communication cabinet body inner wall and second deep bead, and seted up first recess in the fixed block, sliding fit has the voussoir in the first recess, sliding fit has and is located the relative both sides of first recess and with two inserts corresponding to the voussoir, two slots corresponding with the inserts have been seted up to the relative both sides in the fixed slot, the screw thread fit has the bump corresponding with the voussoir in the fixed slot.
Optionally, the assembly and disassembly assembly further comprises a first spring elastically matched in the slot and corresponding to the insert block, and a limiting block arranged between the wedge block and the slot wall of the first slot.
Optionally, the assembly is dismantled in the installation still including seting up the second recess in communication cabinet body inner wall and second deep bead, and the second recess is linked together with the fixed slot, and ram one side is fixed with first gear, and normal running fit has the second gear with two first gear engagement, normal running fit has the third gear fixed with the second gear, normal running fit has the fourth gear with third gear engagement, and communication cabinet body inner wall and second deep bead one side all normal running fit have a plurality of commentaries on classics pieces, and are fixed with the pivot between commentaries on classics piece and the fourth gear.
Optionally, the dust screen includes first dust screen and second dust screen, and first dust screen is close to the air outlet, and the air outlet is kept away from to the second dust screen.
Optionally, a second windmill is installed on one side of the communication cabinet body, and a third windmill which is fixed with the second windmill and corresponds to the air outlet is installed in the communication cabinet body.
Optionally, the front of communication cabinet body has seted up first cabinet door and second cabinet door, and the second cabinet door is corresponding with installation disassembly subassembly and anti-blocking assembly.
The embodiment of the invention has the following beneficial effects:
according to the embodiment of the invention, dust entering from the air inlet can be effectively blocked through the second wind shield and the dust screen, the dust entering into the communication cabinet body is reduced, the service life of electronic elements in the communication cabinet body is damaged, larger leaf soil entering into the air inlet can be cleaned through the anti-blocking assembly, the air inlet is blocked by the leaf soil, and the dust screen can be replaced conveniently by installing the dismounting assembly between the dust screen and the second wind shield and the communication cabinet body.
Of course, it is not necessary for any one product to practice the invention to achieve all of the advantages set forth above at the same time.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this specification, illustrate embodiments of the application and together with the description serve to explain the application. In the drawings:
FIG. 1 is a schematic diagram of an assembled perspective view of a high-altitude communication cabinet of the present invention;
FIG. 2 is a schematic view of an assembled three-dimensional structure of an air inlet of the present invention;
FIG. 3 is a schematic diagram of an assembled sectional structure of the high-altitude communication cabinet of the present invention;
FIG. 4 is a schematic view showing an assembled perspective structure of a first dust screen according to the present invention;
FIG. 5 is a schematic view showing an assembled cross-sectional structure of a first dust screen according to the present invention;
FIG. 6 is a schematic view of the structure shown in FIG. 5A;
FIG. 7 is a schematic view of an assembled cross-sectional structure of a second groove according to the present invention;
fig. 8 is a schematic view of an assembled perspective structure of the anti-blocking assembly of the present invention;
fig. 9 is a schematic view showing an assembled sectional structure of the anti-blocking assembly of the present invention;
fig. 10 is a schematic view of the structure of the scraper and chute of the present invention.
Wherein the above figures include the following reference numerals:
The communication cabinet comprises a communication cabinet body 1, a first cabinet door 101, a second cabinet door 102, an air inlet 103, an air outlet 104, a first wind screen 105, a second windmill 106, a third windmill 107, a second wind screen 108, a dust screen 2, a first dust screen 201, a second dust screen 202, an installation and disassembly component 3, a fixed block 301, a fixed groove 302, a collision block 303, a wedge block 304, an inserting block 305, a limiting block 306, a slot 307, a first groove 308, a first spring 309, a second groove 310, a first gear 312, a second gear 313, a third gear 314, a fourth gear 315, a rotating shaft 316, a rotating block 317, an anti-blocking component 4, a scraping plate 401, a hauling rope 402, a first elastic telescopic rod 403, a dirt outlet 404, a sliding groove 405, a baffle door 406, a first connecting plate 407, a first pushing plate 408, a second elastic telescopic rod 409, a second connecting plate 410, a second pushing plate 411 and a first pushing plate 412.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. The following description of at least one exemplary embodiment is merely exemplary in nature and is in no way intended to limit the invention, its application, or uses.
In order to keep the following description of the embodiments of the present invention clear and concise, the detailed description of known functions and known components thereof have been omitted.
Referring to fig. 1-10, in this embodiment, there is provided an overhead communication cabinet for 5G-based communication, including: in order to realize ventilation and heat dissipation of the inside of the communication cabinet body 1, the communication cabinet body 1 is provided with an air inlet 103 at one side of the communication cabinet body 1, and the other side of the communication cabinet body 1 is provided with an air outlet 104.
In order to reduce rainwater entering the communication cabinet body 1 from the air inlet 103 and the air outlet 104, in particular, a first wind shield 105 is rotatably matched with the opposite outer sides of the air inlet 103 and the air outlet 104.
When outside air enters the communication cabinet body 1, outside dust also easily enters the communication cabinet body 1, so that dust needs to be blocked, in order to achieve the above technical effects, the second wind shield 108 is installed in the communication cabinet body 1, and the second wind shield 108 can block a part of wind blown in from the air inlet 103, so that a part of dust is blocked.
In particular, the dust screen 2 is mounted between the second wind screen 108 and the inner wall of the communication cabinet body 1, and the mounting and dismounting assembly 3 is mounted between the second wind screen 108 and the communication cabinet body 1 and the dust screen 2 for facilitating the mounting and dismounting of the dust screen 2.
The assembly and disassembly assembly 3 comprises a plurality of fixing blocks 301 respectively arranged at two ends of the dust screen 2, and a plurality of fixing grooves 302 respectively formed in the inner wall of the communication cabinet body 1 and the second wind shield 108, wherein the fixing blocks 301 can be inserted into the fixing grooves 302.
In order to fix the dust screen 2 more firmly, a first groove 308 is formed in the fixing block 301, the wedge blocks 304 are slidably matched in the first groove 308, two inserting blocks 305 are slidably matched on two opposite sides of the first groove 308, two inserting grooves 307 are formed in the fixing groove 302, a collision block 303 is in threaded fit in the fixing groove 302, the collision block 303 can collide with the wedge blocks 304 when the fixing block 301 is inserted into the fixing groove 302, so that the wedge blocks 304 can be inserted into the two inserting blocks 305, and the wedge blocks 304 can push the inserting blocks 305 in a pressing mode, so that the inserting blocks 305 are inserted into the inserting grooves 307.
After the insert block 305 is inserted into the slot 307, when the insert block 305 is detached, the insert block 305 needs to be quickly reset, and in order to achieve the above technical effects, a first spring 309 is installed in the slot 307; in order to reduce the possibility of dislocation of the insert block 305 and the wedge block 304 during resetting, a limiting block 306 is arranged between the wedge block 304 and the insert block 305 and the groove wall of the first groove 308
After the dustproof net 2 is installed, the dustproof net 2 needs to be convenient to detach and replace;
In order to achieve the above technical effects, a plurality of rotating blocks 317 are rotatably matched on the inner wall of the communication cabinet body 1 and on one side of the second wind shield 108, and a first gear 312, a second gear 313, a third gear 314 and a fourth gear 315 are installed in the second groove 310.
The rotating block 317 rotates the rotating shaft 316, so that the rotating shaft 316 drives the fourth gear 315, further drives the fourth gear 315 to mesh with the third gear 314, and then drives the second gear 313 through the third gear 314, so that the second gear 313 meshes with the first gear 312, and the collision block 303 can be driven to rotate in the fixing groove 302 by the internal thread, and the position of the collision block 303 can be adjusted by rotating the rotating block 317, and then the dust screen 2 can be quickly detached.
Further, in order to reduce the entry of leaf soil and the like into the air intake 103 along with wind, a scraper 401 is installed between the second wind deflector 108 and the inner wall of the communication cabinet body 1, and the scraper 401 can scrape the soil, the leaf and the like.
In order to drive the scraper 401 to scrape, a first windmill 412 is installed on one side of the communication cabinet body 1, and the first windmill 412 can be driven to rotate to wind the hauling rope 402 by blowing the first windmill 412, and then the scraper 401 is pulled.
In order to enable the scraper 401 to reset, a torsion spring is installed at the rotating shaft of the first windmill 412, and the torsion spring resets when no wind blows, so that the scraper can be enabled to be moved from one end to the other end in the communication cabinet body 1.
In order to better realize the reset of the scraper 401, a first elastic telescopic rod 403 can be arranged between the scraper 401 and the inner wall of the communication cabinet body 1.
In order to scrape away leaves, soil and the like, a dirty opening 404 is also required to be formed in the bottom of the communication cabinet body 1.
In particular, in order to be able to open and close the dirty outlet 404, a shutter door 406 is installed inside the dirty outlet 404; in order to realize the control of the switch dirty outlet 404, a first connecting plate 407 is installed in the chute 405, and a first push plate 408 is installed at one end of the first connecting plate 407, so that the first connecting plate 407 can be driven to rotate by pushing the first push plate 408, and the shutter door 406 can be pulled.
Further, a second connection plate 410 is installed at one side of the scraper 401, a second elastic telescopic rod 409 is installed at the lower side of the second connection plate 410, and a second pushing plate 411 is installed at one end of the second elastic telescopic rod 409, so that the second pushing plate 411 can push the first connection plate 407 when pushing the scraper 401 to a certain position.
For better filtering dust, the dust screen 2 is divided into a first dust screen 201 and a second dust screen 202, and the dust screen 2 near the air outlet 104 is defined as the first dust screen 201, the dust screen 2 far from the air outlet 104 is defined as the second dust screen 202, and the aperture of the hole inside the first dust screen 201 is set to be larger than that of the second dust screen 202.
In particular, in order to cool the inside of the communication cabinet body 1 better, the second windmill 106 is installed on one side of the communication cabinet body 1, then the third windmill 107 is installed in the communication cabinet body 1, and the third windmill 107 can be driven to rotate by blowing the second windmill 106 through wind, so that hot air in the communication cabinet body 1 can be driven to blow out from the air outlet 104.
Furthermore, in order to maintain the inside of the communication cabinet body 1, the front of the communication cabinet body 1 is provided with the first cabinet door 101 and the second cabinet door 102, then the first cabinet door 101 is opened to maintain the electronic components inside the communication cabinet body 1, the second cabinet door 102 is opened to replace the dust screen 2, and meanwhile, people can clean the dust inside thoroughly.
The above embodiments may be combined with each other.
It should be noted that the terms "first," "second," and the like in the description and the claims of the present application and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that embodiments of the application described herein may be implemented in sequences other than those illustrated or otherwise described herein.
In the description of the present invention, it should be understood that the azimuth or positional relationships indicated by the azimuth terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal", and "top, bottom", etc., are generally based on the azimuth or positional relationships shown in the drawings, merely to facilitate description of the present invention and simplify the description, and these azimuth terms do not indicate and imply that the apparatus or elements referred to must have a specific azimuth or be constructed and operated in a specific azimuth, and thus should not be construed as limiting the scope of protection of the present invention; the orientation word "inner and outer" refers to inner and outer relative to the contour of the respective component itself.
Claims (7)
1. High altitude communication rack based on 5G communication is used, characterized in that includes: the communication cabinet comprises a communication cabinet body (1), wherein an air inlet (103) is formed in one side of the communication cabinet body (1), an air outlet (104) is formed in the other side of the communication cabinet body (1), and first wind shields (105) are in rotary fit with the opposite outer sides of the air inlet (103) and the air outlet (104);
A second wind shield (108) corresponding to the air outlet (104) is arranged in the communication cabinet body (1), a dust screen (2) is arranged between the second wind shield (108) and the inner wall of the communication cabinet body (1), an anti-blocking component (4) is in sliding fit with the second wind shield, and an installation and disassembly component (3) is arranged between the second wind shield (108) and the communication cabinet body (1) and the dust screen (2);
The mounting and dismounting assembly (3) comprises a plurality of fixing blocks (301) which are respectively arranged at two ends of the dust screen (2), a plurality of fixing grooves (302) which are respectively arranged in the inner wall of the communication cabinet body (1) and the second wind shield (108) and correspond to the fixing blocks (301), a first groove (308) is formed in the fixing blocks (301), wedge blocks (304) are slidably matched in the first groove (308), two inserting blocks (305) which are positioned at two opposite sides of the first groove (308) and correspond to the wedge blocks (304) are slidably matched, two inserting grooves (307) which correspond to the inserting blocks (305) are formed in two opposite sides of the fixing grooves (302), and collision blocks (303) which correspond to the wedge blocks (304) are in threaded fit in the fixing grooves (302);
the mounting and dismounting assembly (3) further comprises a first spring (309) which is elastically matched in the slot (307) and corresponds to the insert block (305), and a limiting block (306) which is arranged between the wedge block (304) and the slot wall of the first slot (308) and between the insert block (305);
the installation is dismantled subassembly (3) still including seting up second recess (310) in communication cabinet body (1) inner wall and second deep bead (108), and second recess (310) are linked together with fixed slot (302), ram (303) one side and be fixed with first gear (312), second recess (310) internal rotation fit have with two first gear (312) engaged second gear (313), normal running fit have with second gear (313) fixed third gear (314), normal running fit have with third gear (314) engaged fourth gear (315), communication cabinet body (1) inner wall and second deep bead (108) one side all normal running fit have a plurality of commentaries on classics piece (317), and be fixed with pivot (316) between commentaries on classics piece (317) and fourth gear (315).
2. The high-altitude communication cabinet based on 5G communication according to claim 1, wherein the anti-blocking component (4) comprises a scraper (401) slidingly matched between the second wind shield (108) and the inner wall of the communication cabinet body (1), a first windmill (412) rotationally matched with one side of the communication cabinet body (1), a hauling rope (402) arranged between the first windmill (412) and the scraper (401), a first elastic telescopic rod (403) elastically matched between the scraper (401) and the inner wall of the communication cabinet body (1), and a dirty outlet (404) arranged at the bottom of the communication cabinet body (1).
3. The high-altitude communication cabinet based on 5G communication according to claim 2, wherein the anti-blocking component (4) further comprises a chute (405) which is arranged at the bottom of the communication cabinet body (1) and is communicated with the dirty outlet (404), a baffle door (406) which is in sliding fit with the dirty outlet (404), a first connecting plate (407) which is in sliding fit with the chute (405) and is in sliding fit with the baffle door (406), and a first push plate (408) which is in sliding fit with the chute (405) and is in sliding fit with the first connecting plate (407).
4. A 5G communication-based high-altitude communication cabinet according to claim 3, wherein the anti-blocking assembly (4) further comprises a second connection plate (410) fixed to one side of the scraper (401), a second elastic telescopic rod (409) elastically fitted to the lower side of the second connection plate (410), and a second push plate (411) installed at one end of the second elastic telescopic rod (409) and corresponding to the first push plate (408).
5. A 5G communication based high-altitude communication cabinet according to claim 1, wherein the dust screen (2) comprises a first dust screen (201) and a second dust screen (202), and the first dust screen (201) is close to the air outlet (104), and the second dust screen (202) is far from the air outlet (104).
6. The high-altitude communication cabinet based on 5G communication according to claim 1, wherein a second windmill (106) is installed on one side of the communication cabinet body (1), and a third windmill (107) fixed with the second windmill (106) and corresponding to the air outlet (104) is installed in the communication cabinet body (1).
7. The high-altitude communication cabinet based on 5G communication according to claim 1, wherein the front surface of the communication cabinet body (1) is provided with a first cabinet door (101) and a second cabinet door (102), and the second cabinet door (102) corresponds to the installation and disassembly assembly (3) and the anti-blocking assembly (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211104614.5A CN115397161B (en) | 2022-09-09 | 2022-09-09 | High altitude communication rack based on 5G communication usefulness |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211104614.5A CN115397161B (en) | 2022-09-09 | 2022-09-09 | High altitude communication rack based on 5G communication usefulness |
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| Publication Number | Publication Date |
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| CN115397161A CN115397161A (en) | 2022-11-25 |
| CN115397161B true CN115397161B (en) | 2024-09-24 |
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| CN202211104614.5A Active CN115397161B (en) | 2022-09-09 | 2022-09-09 | High altitude communication rack based on 5G communication usefulness |
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| CN116321856B (en) * | 2023-03-23 | 2023-10-03 | 国网安徽省电力有限公司定远县供电公司 | Spliced communication cabinet |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202019315U (en) * | 2011-05-10 | 2011-10-26 | 南车株洲电力机车有限公司 | Ventilation system of emergency inverter |
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| CN112004346A (en) * | 2020-07-21 | 2020-11-27 | 南京驭逡通信科技有限公司 | Outer protection structure for communication equipment and installation method thereof |
| CN216017543U (en) * | 2021-08-26 | 2022-03-11 | 陕西众星互联数据技术有限公司 | Heat dissipation adjustable server rack |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN202019315U (en) * | 2011-05-10 | 2011-10-26 | 南车株洲电力机车有限公司 | Ventilation system of emergency inverter |
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