CN211860807U - Outdoor communication equipment cabinet - Google Patents
Outdoor communication equipment cabinet Download PDFInfo
- Publication number
- CN211860807U CN211860807U CN202020854206.1U CN202020854206U CN211860807U CN 211860807 U CN211860807 U CN 211860807U CN 202020854206 U CN202020854206 U CN 202020854206U CN 211860807 U CN211860807 U CN 211860807U
- Authority
- CN
- China
- Prior art keywords
- main body
- outer box
- cabinet
- box main
- fixedly connected
- 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.)
- Expired - Fee Related
Links
- 238000004891 communication Methods 0.000 title claims abstract description 51
- 238000013016 damping Methods 0.000 claims abstract description 56
- 238000001035 drying Methods 0.000 claims abstract description 15
- 230000017525 heat dissipation Effects 0.000 claims abstract description 14
- 230000035939 shock Effects 0.000 claims description 20
- 239000000428 dust Substances 0.000 claims description 15
- 238000009423 ventilation Methods 0.000 claims description 14
- 238000005192 partition Methods 0.000 claims description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 6
- 230000005855 radiation Effects 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 6
- 230000002035 prolonged effect Effects 0.000 abstract 1
- 238000010521 absorption reaction Methods 0.000 description 7
- 241001233242 Lontra Species 0.000 description 5
- 239000003570 air Substances 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 239000006096 absorbing agent Substances 0.000 description 3
- 230000032683 aging Effects 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 230000002093 peripheral effect Effects 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 3
- 239000012080 ambient air Substances 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000010960 cold rolled steel Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000010295 mobile communication Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 230000011664 signaling Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Landscapes
- Cooling Or The Like Of Electrical Apparatus (AREA)
- Casings For Electric Apparatus (AREA)
Abstract
The utility model relates to the technical field of outdoor communication, in particular to an outdoor communication equipment cabinet, which comprises a communication equipment cabinet main body, an outer box main body and a damping cabinet, wherein the outer box main body is fixedly connected to the periphery of the bottom of the communication equipment cabinet main body, drying balls are fixedly connected to the periphery of the inner part of the outer box main body, the middle of the top end of the outer box main body is connected with a dustproof net in a lap joint way, the damping cabinet is fixedly connected to the middle inner side of the front surface of the outer box main body, the damping cabinet can greatly ensure the stability of the damping cabinet and the equipment structure at the inner side when a user moves and carries the communication equipment cabinet main body, the outer box main body can effectively ensure the drying of the inner environment of the outer box main body through the drying balls, the effect of protecting the internal equipment circuit is achieved, the service life of the equipment circuit is prolonged, radiator fan has embodied the utility model discloses a heat dissipation protectiveness has extensive use prospect in the future.
Description
Technical Field
The utility model relates to an outdoor communication technical field specifically is an outdoor communication equipment rack.
Background
Cabinets (cabinets) are generally cold rolled steel or alloy articles used to store computers and associated control equipment, and provide protection for the equipment, shielding electromagnetic interference, orderly and orderly arrangement of equipment, and facilitating later maintenance of the equipment. Cabinets are commonly used between network wiring, between floor wiring, in central facilities, in data facilities, in control centers, etc. Cabinets are generally classified into server cabinets, network cabinets, console cabinets, and the like. The machine cabinet can be divided into two basic structures of section bars and thin plates according to different bearing, materials and manufacturing processes of components.
Present outdoor communication equipment rack, its itself is most common cabinet structure, its inside is not provided with any protective structure, use in the open air for a long time like rack itself, lead to external moisture to get into inside the rack easily, lead to its inner structure to meet water and appear the short circuit or accelerate rack inner structure ageing, lead to structure life weak point and easy damage phenomenon to appear, rack itself does not set up any protection shock-absorbing structure simultaneously, thereby lead to the user when removing it and carrying, lead to its inner structure circuit to appear becoming flexible and colliding with easily.
Therefore, how to design an outdoor communication equipment cabinet becomes a problem to be solved currently.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an outdoor communication equipment rack to propose the relatively poor problem of protection and shock attenuation effect in solving above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: an outdoor communication equipment cabinet comprises a communication equipment cabinet main body, an outer box main body and a damping cabinet, the periphery of the bottom of the main body of the communication equipment cabinet is fixedly connected with an outer box main body, the periphery of the inside of the outer box main body is fixedly connected with drying balls, the middle of the top end of the outer box main body is connected with a dust screen in a lap joint manner, the inner wall of the outer box main body is embedded and connected with a cabinet mounting groove, the inner side of the middle of the front side of the outer box main body is fixedly connected with a damping cabinet, the periphery of the top end of the shock absorption machine cabinet is fixedly connected with an upper shock absorption column, the peripheries of two ends of the shock absorption machine cabinet are fixedly connected with lateral shock absorption columns, the periphery of the bottom end of the shock absorption cabinet is fixedly connected with lower shock absorption columns, the middle of the front surface of the shock absorption cabinet is connected with an object bearing partition plate in a lap joint manner, the front side of the outer box main body is movably connected with a box door, and a ventilation platform is embedded and connected in the middle of the top of the front side of the box door.
Preferably, the bottom of the middle of the front surface of the box door is connected with an observation window in an embedded mode, ceiling supporting columns are fixedly connected to the periphery of the top end of the outer box main body, a ceiling is fixedly connected to the top ends of the ceiling supporting columns, and a drainage groove is connected to the top end of the ceiling in an embedded mode.
Preferably, a heat radiation fan is embedded and connected in the middle of the top end of the outer box main body.
Preferably, the middle of the object bearing partition plate is fixedly connected with a ventilation screen plate.
Preferably, the periphery of the bottom end of the outer box main body is fixedly connected with an anti-seismic support.
Preferably, the outer box main body is composed of drying balls around the inside, a heat dissipation fan arranged on the inner side in the middle of the top end, a dust screen arranged on the top end of the heat dissipation fan and a cabinet installation groove arranged on the inner side of the inner wall.
Preferably, the damping cabinet is composed of upper damping columns around the top end, lateral damping columns around the two ends, lower damping columns around the bottom end, an object bearing partition board in the middle of the front surface and a ventilation screen board in the middle of the object bearing partition board.
Compared with the prior art, the beneficial effects of the utility model are that:
1. this kind of outdoor communication equipment cabinet, outer container main part through the dust screen, when can ensureing that outer container main part internal environment ventilates, completely cut off external dust gets into in the outer container main part, leads to its internal plant structure surface to produce a large amount of dusts, causes the separation to the signalling of follow-up equipment, through dry ball, can effectively ensure outer container main part internal environment dry, plays the effect of protection to its internal plant circuit, ensures the life of equipment circuit itself.
2. This kind of outdoor communication equipment rack, shock attenuation rack, we need know the shock attenuation rack for installing at the inside hollow structure that separates of outer box main part, and both interconnect positions all adopt the spring post structure, carry out the overlap joint with both, can greatly guarantee that the user is when removing the transport to communication equipment rack main part, shock attenuation rack and its inboard equipment structure's stability, avoid its internal equipment circuit appear not hard up and the user when mobile communication equipment rack main part, equipment in the shock attenuation rack appears colliding with and leads to damaging the phenomenon, has embodied the utility model discloses a structure protectiveness.
Drawings
Fig. 1 is a schematic overall front view structure diagram of the present invention;
fig. 2 is a schematic view of an expansion structure of the cabinet main body of the communication device of the present invention;
FIG. 3 is a schematic sectional view of the main body of the outer box of the present invention;
FIG. 4 is a schematic structural view of a part of the damping cabinet of the present invention;
in the figure: 1. communication equipment cabinet main part, 2, outer container main part, 201, drying ball, 202, cooling fan, 203, dust screen, 204, cabinet mounting groove, 3, shock attenuation cabinet, 301, upper portion shock absorber, 302, lateral part shock absorber, 303, lower part shock absorber, 304, hold thing baffle, 305, ventilation otter board, 4, chamber door, 5, antidetonation support, 6, ventilation platform, 7, observation window, 8, ceiling support column, 9, ceiling, 10, water drainage tank.
Detailed Description
The technical solution 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 some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.
In a first embodiment, please refer to fig. 1-4, the present invention provides a technical solution: an outdoor communication equipment cabinet comprises a communication equipment cabinet main body 1, an outer box main body 2 and a damping cabinet 3, wherein the outer box main body 2 is fixedly connected to the periphery of the bottom of the communication equipment cabinet main body 1, drying balls 201 are fixedly connected to the periphery of the inside of the outer box main body 2, a dust screen 203 is connected to the middle of the top end of the outer box main body 2 in an overlapping manner, a cabinet installation groove 204 is connected to the inner wall of the inside of the outer box main body 2 in an embedding manner, the damping cabinet 3 is fixedly connected to the inner side of the middle of the front side of the outer box main body 2, upper damping columns 301 are fixedly connected to the periphery of the top end of the damping cabinet 3, lateral damping columns 302 are fixedly connected to the periphery of the two ends of the damping cabinet 3, lower damping columns 303 are fixedly connected to the periphery of the bottom end of the damping cabinet 3, an object bearing partition plate 304 is connected to the middle of, the bottom embedding is connected with observation window 7 in the middle of the front of chamber door 4, fixedly connected with ceiling support column 8 around the top of outer container main part 2, and the top fixedly connected with ceiling 9 of ceiling support column 8, the top embedding of ceiling 9 is connected with water drainage tank 10.
Preferably, embedding is connected with cooling fan 202 in the middle of the top of outer container main part 2, through cooling fan 202, can effectively dispel the heat to the device structure in the outer container main part 2, guarantees the circulation of air in the outer container main part 2 simultaneously and effectively cools down the protection to outer container main part 2 inner structure, avoids outer container main part 2 inner structure to carry out the during operation, produces the higher temperature and can't cool down the processing to it the very first time, leads to the overheated damage phenomenon to appear in the structure circuit, has embodied the utility model discloses a heat dissipation protectiveness.
Preferably, the middle fixedly connected with of holding thing baffle 304 ventilates otter board 305, through ventilating otter board 305, when its itself can hold top communications facilities, through ventilating otter board 305 network structure, can effectively ensure ventilating of otter board 305 top communications facilities when using ventilates for put communications facilities in shock attenuation rack 3 under the condition that ambient air circulates all around, can greatly improve follow-up heat dissipation quality to equipment in the shock attenuation rack 3, ensure the normal operating of its inboard equipment.
Preferably, fixedly connected with antidetonation support 5 all around the bottom of outer container main part 2, at first we need to know that antidetonation support 5 mainly comprises supporting seat in the middle of and supporting seat outlying damping spring, it mainly plays the whole effect of carrying out antidetonation protection to communication equipment rack main part 1, rubber packing ring material has been adopted to 5 bottoms of simultaneously antidetonation support, can play certain insulating protective effect, when avoiding communication equipment rack main part 1 to work in rainy day or comparatively moist external environment, short circuit appears in its internal plant circuit, thereby lead to leading to the fact the influence to 1 peripheral other structural device of communication equipment rack main part, and have certain potential safety hazard problem, embodied the utility model discloses an antidetonation protection nature.
Preferably, the outer box main body 2 is composed of the drying balls 201 around the inside, the heat dissipation fan 202 at the inner side in the middle of the top end, the dust screen 203 at the top end of the heat dissipation fan 202 and the cabinet installation groove 204 at the inner side inner wall, firstly, when the equipment in the outer box main body 2 works, the equipment can be cooled through the heat dissipation fan 202 at the top end, meanwhile, the ventilation of the environment in the outer box main body 2 can be ensured through the dust screen 203 at the top end of the heat dissipation fan 202, meanwhile, the external dust is isolated from entering the outer box main body 2, so that a large amount of dust is generated on the surface of the internal equipment structure, the isolation is caused to the signal emission of the subsequent equipment, then, a user can select to install the corresponding drying balls 201 in the outer box main body 2 (for outdoor use in some humid environments), and through the drying balls 201, the drying of the environment in the outer box main body 2 can, when avoiding external humid air to get into in outer container main part 2, lead to its inside equipment circuit to meet water and appear the short circuit linearity, and be in the equipment circuit under the humid environment for a long time and the phenomenon of ageing with higher speed can appear, the life of very big degree influence equipment circuit itself.
Preferably, the damping cabinet 3 is composed of an upper damping column 301 around the top end, a lateral damping column 302 around the two ends, a lower damping column 303 around the bottom end, a material bearing partition plate 304 in the middle of the front surface and a ventilation screen 305 in the middle of the material bearing partition plate 304, firstly, the damping cabinet 3 is a hollow structure installed in the outer box main body 2, and the interconnection part of the damping cabinet 3 and the outer box main body 2 adopts a spring column structure, and the damping cabinet and the outer box main body are overlapped, the design concept mainly aims to greatly improve the contact between the internal structure of the damping cabinet 3 and the internal environment of the outer box main body 2, ensure the heat dissipation of subsequent equipment, and simultaneously, through the upper damping column 301, the lateral damping column 302 and the lower damping column 303, the damping cabinet 3 and the internal equipment structure thereof are stable when a user moves and carries the communication equipment cabinet main body 1, the looseness of the internal equipment circuit and the user are avoided when the communication equipment cabinet main body 1 is, equipment in the shock attenuation rack 3 appears colliding with and leads to damaging the phenomenon, has embodied the utility model discloses a structure protectiveness.
The working principle is as follows: firstly, through the ventilation screen 305, communication equipment at the top of the ventilation screen 305 can be effectively ventilated when in use while the communication equipment can be placed on the top of the ventilation screen 305, so that the communication equipment placed in the damping cabinet 3 is in the condition of ventilation of ambient air, the subsequent heat dissipation quality of the equipment in the damping cabinet 3 can be greatly improved, and the normal operation of the equipment at the inner side of the damping cabinet is ensured;
then, we need to know that the damping cabinet 3 is installed in the inner space of the outer box main body 2, and the interconnection part of the damping cabinet 3 and the outer box main body 2 adopts a spring column structure, and the damping cabinet and the outer box main body are overlapped, and the design concept mainly lies in that the contact between the inner structure of the damping cabinet 3 and the inner environment of the outer box main body 2 can be greatly improved, so as to ensure the heat dissipation of subsequent equipment, and meanwhile, through the upper damping column 301, the lateral damping column 302 and the lower damping column 303, the stability of the damping cabinet 3 and the inner equipment structure thereof can be greatly ensured when a user moves and carries the communication equipment cabinet main body 1, so as to avoid the damage phenomenon caused by the collision of the internal equipment circuit of the damping cabinet 3 when the user moves the communication equipment cabinet main body 1, and embody the structural protection property of the utility model;
then, the device structure in the outer box main body 2 can be effectively radiated through the radiating fan 202, air circulation in the outer box main body 2 is ensured, and the structure in the outer box main body 2 is effectively cooled and protected, so that the phenomenon that the structure circuit is damaged due to overheating because higher temperature is generated and the structure cannot be cooled in the first time when the device structure in the outer box main body 2 works is avoided, and the radiating protection performance of the utility model is embodied;
next, when the equipment in the outer box main body 2 works, the equipment can be radiated by the heat radiation fan 202 at the top end, and meanwhile, the dust screen 203 at the top end of the heat radiation fan 202 can ensure that the environment in the outer box main body 2 is ventilated, and simultaneously, the external dust is isolated from entering the outer box main body 2, so that a large amount of dust is generated on the surface of the internal equipment structure, and the signal transmission of the subsequent equipment is isolated, and then a user can select to install the corresponding drying ball 201 in the outer box main body 2 (such as outdoor use in humid environments), and can effectively ensure that the environment in the outer box main body 2 is dry by the drying ball 201, so as to play a protection effect on the internal equipment lines, and avoid the phenomenon that the external humid air enters the outer box main body 2, so that the internal equipment lines encounter the short circuit linearity when encountering water, and the accelerated aging phenomenon of the equipment lines under the humid environment, the service life of the equipment line is greatly influenced;
finally, we need to know that antidetonation support 5 mainly comprises supporting seat and the peripheral damping spring of supporting seat in the middle of, it mainly plays and carries out the effect of antidetonation protection to communication equipment rack main part 1 is whole, rubber packing ring material has been adopted to 5 bottoms of antidetonation support simultaneously, can play certain insulating protective effect, when avoiding communication equipment rack main part 1 to work in rainy day or comparatively moist external environment, short circuit appears in its internal plant circuit to lead to causing the influence to 1 peripheral other structural device of communication equipment rack main part, and there is certain potential safety hazard problem, embodied the utility model discloses an antidetonation protection nature, this is exactly the theory of operation of this kind of outdoor communication equipment rack.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides an outdoor communication equipment cabinet, includes communication equipment cabinet main part (1), outer container main part (2) and shock attenuation rack (3), its characterized in that: the communication equipment cabinet comprises a communication equipment cabinet main body (1), an outer box main body (2) is fixedly connected to the periphery of the bottom of the communication equipment cabinet main body (1), drying balls (201) are fixedly connected to the periphery of the inner portion of the outer box main body (2), a dust screen (203) is connected to the middle of the top end of the outer box main body (2) in an overlapping mode, a cabinet mounting groove (204) is connected to the inner wall of the outer box main body (2) in an embedding mode, a damping cabinet (3) is fixedly connected to the inner side of the middle of the front of the outer box main body (2), upper damping columns (301) are fixedly connected to the periphery of the top end of the damping cabinet (3), lateral damping columns (302) are fixedly connected to the periphery of two ends of the damping cabinet (3), lower damping columns (303) are fixedly connected to the periphery of the bottom end of the damping cabinet (3), an object bearing partition plate (304), the middle of the top of the front side of the box door (4) is embedded and connected with a ventilation table (6).
2. An outdoor communications equipment cabinet according to claim 1, wherein: the bottom embedding is connected with observation window (7) in the middle of the front of chamber door (4), fixedly connected with ceiling support column (8) all around the top of outer container main part (2), top fixedly connected with ceiling (9) of ceiling support column (8), the top embedding of ceiling (9) is connected with water drainage tank (10).
3. An outdoor communications equipment cabinet according to claim 1, wherein: the middle of the top end of the outer box main body (2) is connected with a heat radiation fan (202) in an embedded mode.
4. An outdoor communications equipment cabinet according to claim 1, wherein: the middle of the object bearing clapboard (304) is fixedly connected with a ventilation screen (305).
5. An outdoor communications equipment cabinet according to claim 1, wherein: and the periphery of the bottom end of the outer box main body (2) is fixedly connected with an anti-seismic support (5).
6. An outdoor communications equipment cabinet according to claim 1, wherein: the outer box main body (2) is composed of drying balls (201) around the inside, a heat dissipation fan (202) on the inner side in the middle of the top end, a dust screen (203) on the top end of the heat dissipation fan (202) and a cabinet mounting groove (204) on the inner side wall.
7. An outdoor communications equipment cabinet according to claim 1, wherein: the damping cabinet (3) is composed of upper damping columns (301) on the periphery of the top end, lateral damping columns (302) on the periphery of two ends, lower damping columns (303) on the periphery of the bottom end, an object bearing partition plate (304) in the middle of the front surface and a ventilation screen plate (305) in the middle of the object bearing partition plate (304).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020854206.1U CN211860807U (en) | 2020-05-20 | 2020-05-20 | Outdoor communication equipment cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020854206.1U CN211860807U (en) | 2020-05-20 | 2020-05-20 | Outdoor communication equipment cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211860807U true CN211860807U (en) | 2020-11-03 |
Family
ID=73236110
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020854206.1U Expired - Fee Related CN211860807U (en) | 2020-05-20 | 2020-05-20 | Outdoor communication equipment cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211860807U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112423521A (en) * | 2020-12-07 | 2021-02-26 | 王海福 | Communication device cabinet |
| CN113923916A (en) * | 2021-11-03 | 2022-01-11 | 惠州市华兴誉实业有限公司 | Outdoor power supply cabinet and fingerprint-resistant surface treatment method thereof |
-
2020
- 2020-05-20 CN CN202020854206.1U patent/CN211860807U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112423521A (en) * | 2020-12-07 | 2021-02-26 | 王海福 | Communication device cabinet |
| CN113923916A (en) * | 2021-11-03 | 2022-01-11 | 惠州市华兴誉实业有限公司 | Outdoor power supply cabinet and fingerprint-resistant surface treatment method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| WO2018153261A1 (en) | Tube tower and base station | |
| CN210093750U (en) | Dampproofing dust removal regulator cubicle | |
| CN108513516A (en) | A kind of outer cabinet of communication user | |
| CN207368438U (en) | A cooling power distribution cabinet with adjustable installation height of internal equipment | |
| CN209844285U (en) | Alternating current low-voltage power distribution cabinet | |
| CN216489182U (en) | Shock attenuation formula explosion-proof switch board | |
| CN214478497U (en) | High protection type cubical switchboard convenient to installation | |
| CN217240032U (en) | Dampproofing heat-dissipation switch board | |
| CN216087365U (en) | Server cabinet based on circulating air cooling heat dissipation | |
| CN214228714U (en) | Outdoor network communication cabinet | |
| CN220629752U (en) | Cloud computing cabinet with heat dissipation function | |
| CN223899511U (en) | Large unmanned aerial vehicle flies to control device | |
| CN212811020U (en) | Dampproofing absorbing low-voltage electrical cabinet | |
| CN112413047A (en) | Anti-collision damping system of communication terminal | |
| CN215816914U (en) | Intelligent power box with heat dissipation and moisture prevention functions | |
| CN216084519U (en) | Transformer capable of effectively dissipating heat | |
| CN220570087U (en) | Computer lab distribution fortune dimension case | |
| CN214405384U (en) | Multifunctional territorial resource monitoring device with protection device | |
| CN219459576U (en) | A Rittal PS cabinet with a ventilation filter | |
| CN218160195U (en) | Relay cooling device of CMP (chemical mechanical polishing) equipment | |
| CN220210889U (en) | Switch board convenient to remove | |
| CN112134189A (en) | Shockproof and smash-proof water storage type electrical cabinet | |
| CN214849942U (en) | Ring main unit with built-in heat dissipation device | |
| CN210199687U (en) | Double-layer dustproof computer cooling fan shell structure | |
| CN214897398U (en) | LED display screen box with double-layer protection |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201103 |