CN109348691A - A kind of improved communication Cabinet - Google Patents
A kind of improved communication Cabinet Download PDFInfo
- Publication number
- CN109348691A CN109348691A CN201811444642.5A CN201811444642A CN109348691A CN 109348691 A CN109348691 A CN 109348691A CN 201811444642 A CN201811444642 A CN 201811444642A CN 109348691 A CN109348691 A CN 109348691A
- Authority
- CN
- China
- Prior art keywords
- cabinet
- fixedly connected
- cooling tube
- water pump
- cold row
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000004891 communication Methods 0.000 title claims abstract description 30
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 51
- 238000001816 cooling Methods 0.000 claims abstract description 37
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 13
- 238000005192 partition Methods 0.000 claims abstract description 10
- 238000005728 strengthening Methods 0.000 claims abstract description 7
- 238000006073 displacement reaction Methods 0.000 claims description 7
- 238000004804 winding Methods 0.000 claims description 7
- 239000002826 coolant Substances 0.000 abstract description 10
- 239000007788 liquid Substances 0.000 abstract description 10
- 230000000694 effects Effects 0.000 abstract description 8
- 230000017525 heat dissipation Effects 0.000 abstract description 6
- 238000007689 inspection Methods 0.000 description 3
- 230000008439 repair process Effects 0.000 description 3
- 238000012546 transfer Methods 0.000 description 3
- 238000009826 distribution Methods 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 206010028347 Muscle twitching Diseases 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000003750 conditioning effect Effects 0.000 description 1
- 230000036461 convulsion Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical group [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000002427 irreversible effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000013307 optical fiber Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000003860 storage 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
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20218—Modifications to facilitate cooling, ventilating, or heating using a liquid coolant without phase change in electronic enclosures
- H05K7/20272—Accessories for moving fluid, for expanding fluid, for connecting fluid conduits, for distributing fluid, for removing gas or for preventing leakage, e.g. pumps, tanks or manifolds
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0217—Mechanical details of casings
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0217—Mechanical details of casings
- H05K5/0221—Locks; Latches
-
- 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
- H05K5/0247—Electrical details of casings, e.g. terminals, passages for cables or wiring
-
- 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
- H05K5/03—Covers
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20136—Forced ventilation, e.g. by fans
- H05K7/20172—Fan mounting or fan specifications
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Casings For Electric Apparatus (AREA)
Abstract
The invention discloses a kind of improved communication Cabinets, including outer cabinet, pedestal and inner cabinet, inner cabinet is fixedly connected with inside the outer cabinet, the outer cabinet lower end is fixedly connected with pedestal, cooling tube is provided between the outer cabinet and inner cabinet, the base inner wall is fixedly connected with partition, the partition upper end is fixedly connected with water tank, the water tank two sides are respectively arranged with water pump and cold row, the cold row side is provided with cooling fan, described cooling tube one end is connected to water pump, the cooling tube other end is connected to cold row, the water pump side is provided with battery, the outer cabinet upper end is fixedly connected with strengthening version, the strengthening version upper end is fixedly connected with rainhat, the rainhat upper end is fixedly connected with solar panel and arrester.By being provided with cooling tube, the coolant liquid inside cooling tube effectively effectively radiates to cabinet the improved communication Cabinet, improves the heat dissipation effect of cabinet.
Description
Technical field
The present invention relates to abinet technical fields outside communication room, specially a kind of improved communication Cabinet.
Background technique
With the continuous propulsion that China's intelligent acess is built, the covering of all-optical network gradually becomes a reality, and light is into copper
It moves back and has become irreversible era development trend.For operator, need to realize maximum model with the smallest cost of investment
The optical-fiber network covering enclosed, there is multi-functional Optical Distribution Node equipment will be favored by operator.The country largely uses at present
Outdoor base station, outdoor base station are made of the communication apparatus in Cabinet, temperature conditioning unit, cabinet.This Cabinet is mainly used
Communication apparatus in protection cabinet, ensures effective operation of outdoor base station.Under normal conditions, interior of equipment cabinet can also built-in electric power storage
Pond is for short-term standby electricity, to guarantee the transmission of optical signal, distribution, communication cabinet is one kind of outdoor cabinet, refers to and is directly in
It is mostly made of metal under the influence of natural climate, do not allow lack of competence operator to enter the cabinet body of operation.Due to communication
Cabinet is installed outdoors, and the adverse circumstances such as will be exposed to the sun in face of sleet hardships, the sun, therefore, to the performance requirement of communication cabinet compared with
It is high.
Existing communication Cabinet is radiated using fan, and heat dissipation effect is bad, especially in summer, too
Under being exposed to the sun of sun, communication cabinet cabinet body is metal material, and cabinet body self-temperature is higher, and communication cabinet inner electronic equipment works in addition
The heat of middle generation eventually leads to interior of the cabinet temperature and increases, and existing communication Cabinet does not have rainproof effect,
In rainy season, rainwater is easy to be entered in cabinet body by the gap of enclosure top, is easy to damage cabinet.
Summary of the invention
The purpose of the present invention is to provide a kind of improved communication Cabinets, to solve existing communication Cabinet all
It is to be radiated using fan, heat dissipation effect is bad, and especially in summer, under being exposed to the sun of the sun, communication cabinet cabinet body is gold
Belong to material, cabinet body self-temperature is higher, and the heat generated in the work of communication cabinet inner electronic equipment in addition is eventually led in cabinet body
Portion's temperature increases, and existing communication Cabinet does not have rainproof effect, and in rainy season, rainwater is easy by enclosure top
Gap enters in cabinet body, is easy the problem of damaging to cabinet.
To achieve the above object, the present invention provides the following technical solutions a kind of improved communication Cabinet, including outer cabinet
Body, pedestal and inner cabinet are fixedly connected with inner cabinet inside the outer cabinet, and the outer cabinet lower end is fixedly connected with pedestal,
Cooling tube is provided between the outer cabinet and inner cabinet, the base inner wall is fixedly connected with partition, and the partition upper end is solid
Surely it is connected with water tank, the water tank two sides are respectively arranged with water pump and cold row, and the water pump is connected to by water pipe and water tank, described
Water tank is connected to by water pipe with cold row, and the cold row side is provided with cooling fan, and described cooling tube one end is connected to water pump, described
The cooling tube other end is connected to cold row, and the water pump side is provided with battery, and the outer cabinet upper end is fixedly connected with reinforcement
Version, the strengthening version upper end are fixedly connected with rainhat, and the rainhat upper end is fixedly connected with solar panel and takes shelter from the thunder
Device.
Preferably, the inner cabinet inner wall is provided with winding displacement groove, and the inner cabinet inner wall slidably connects peace by draw runner
Loading board.
Preferably, the outer cabinet two sides are hinged with cabinet door, and the cabinet door surface is provided with cabinet door lock.
Preferably, the solar panel, water pump and cooling fan are electrically connected with battery.
Preferably, the solar panel particular number is provided with two groups.
Compared with prior art, the beneficial effects of the present invention are:
1, the present invention can effectively generate inner cabinet by being provided with cooling tube, the coolant liquid recycled inside cooling tube
High temperature absorbed, and the high temperature after absorbing passes to coolant liquid, and the coolant liquid that water pump is twitched in water tank is followed in cooling tube
Circulation is dynamic, thus by the heat transfer in cooling tube into cold row, and the heat in cold row is expelled to outside cabinet by cooling fan, effectively
Radiate to Cabinet, improve the heat dissipation effect of Cabinet, so that the components to interior of the cabinet are protected,
It ensure that the normal operation of Cabinet.
2, the present invention can effectively carry out Cabinet by being provided with rainhat and solar panel, rainhat
It keeps out wind and rain, avoids rainwater from entering inner cabinet by the gap at the top of outer cabinet and cause the damages of communication components, and solar energy
Solar panel can effectively convert light energy into electric energy and be stored in battery, convenient to be powered to Cabinet, close
Reason utilizes natural resources, energy conservation and environmental protection.
3, the present invention is by the way that mounting plate to be connect with inner cabinet using draw runner, so that mounting plate can be from inner cabinet
It is free to slide, it is convenient when being overhauled to Cabinet inner body, mounting plate is pulled, mounting plate is drawn to outside inner cabinet
Portion repairs inspection, facilitates the use of outdoor cabinet body.
Detailed description of the invention
Fig. 1 is schematic structural view of the invention；
Fig. 2 is inner cabinet structural schematic diagram of the present invention.
In figure: 1, outer cabinet, 2, pedestal, 3, cabinet door, 4, cabinet door lock, 5, rainhat, 6, solar panel, 7, lightning-arrest
Device, 8, cold row, 9, partition, 10, water pipe, 11, water tank, 12, water pump, 13, battery, 14, cooling tube, 15, draw runner, 16, installation
Plate, 17, inner cabinet, 18, winding displacement groove, 19, cooling fan, 20, stiffening plate.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
The present invention provides a kind of technical solution referring to FIG. 1-2: a kind of improved communication Cabinet, including outer cabinet
1, pedestal 2, cabinet door 3, cabinet door lock 4, rainhat 5, solar panel 6, arrester 7, cold row 8, partition 9, water pipe 10, water tank
11, water pump 12, battery 13, cooling tube 14, draw runner 15, mounting plate 16, inner cabinet 17, winding displacement groove 18, cooling fan 19 and reinforcement
Plate 20 is fixedly connected with inner cabinet 17 inside outer cabinet 1, and 1 lower end of outer cabinet is fixedly connected with pedestal 2, and 17 inner wall of inner cabinet is set
It is equipped with winding displacement groove 18,17 inner wall of inner cabinet slidably connects mounting plate 16 by draw runner 15, and winding displacement groove 18 facilitates in Cabinet
The cable or wire in portion is neat to be arranged in inside winding displacement groove, is avoided cable or wire from being intertwined and is generated security risk, and
Draw runner 15 facilitates mounting plate 16 freely to slide, convenient when overhauling to Cabinet inner body, pulls mounting plate 16,
Mounting plate 16 is drawn to outside inner cabinet 17 and repairs inspection, facilitates the use of outdoor cabinet body, 1 two sides of outer cabinet are cut with scissors
It is connected to cabinet door 3,3 surface of cabinet door is provided with cabinet door lock 4, and cabinet door 3, which facilitates, closes outer cabinet 1, and cabinet door lock 4 facilitates cabinet door 3
It locks, cooling tube 14 is provided between outer cabinet 1 and inner cabinet 17,1 inner wall of pedestal is fixedly connected with partition 9, and 9 upper end of partition is solid
Surely it is connected with water tank 11,11 two sides of water tank are respectively arranged with water pump 12 and cold row 8, and water pump 12 is connected by water pipe 10 and water tank 11
Logical, water tank 11 is connected to by water pipe 10 with cold row 8, and cold 8 side of row is provided with cooling fan 19, and 14 one end of cooling tube and water pump 12 connect
Logical, 14 other end of cooling tube is connected to cold row 8, and the coolant liquid recycled inside cooling tube 14 can be effectively to inner cabinet 17
The high temperature of generation is absorbed, and the high temperature after absorbing passes to coolant liquid, and water pump 12 twitches the coolant liquid in water tank 11 cold
But it is circulated in pipe 14, thus by the heat transfer in cooling tube 14 into cold row 8, and cooling fan 19 is by the warm in cold row 8
Amount is expelled to outside cabinet, is effectively radiated to Cabinet, is improved the heat dissipation effect of Cabinet, thus to interior of the cabinet
Components protected, ensure that the normal operation of Cabinet, 12 side of water pump is provided with battery 13, on outer cabinet 1
End is fixedly connected with strengthening version 20, and 20 upper end of strengthening version is fixedly connected with rainhat 5, and rainhat 5 can be effectively to outdoor unit
Cabinet is keeped out wind and rain, and rainwater is avoided to enter inner cabinet 17 by the gap at the top of outer cabinet 1 and cause the damages of communication components,
5 upper end of rainhat is fixedly connected with solar panel 6 and arrester 7, and 6 particular number of solar panel is provided with two
Group, two groups of solar panels 6 increase the efficiency that electric energy is stored to battery 13, the solar panel 6,12 and of water pump
Cooling fan 19 is electrically connected with battery 13, and solar panel 6 is stored in battery 13 convenient for converting light energy into electric energy
In, and it is that water pump 12 and cooling fan 19 are powered that battery 13 is convenient.
Working principle: when in use, the coolant liquid recycled inside the cooled pipe 14 of the high temperature that inner cabinet 17 generates absorbs, and
High temperature after absorption passes to coolant liquid, and the coolant liquid that water pump 12 is twitched in water tank 11 circulates in cooling tube 14, thus
By the heat transfer in cooling tube 14 into cold row 8, and the heat in cold row 8 is expelled to outside cabinet by cooling fan 19, effective right
Cabinet radiates, and improves the heat dissipation effect of Cabinet, so that the components to interior of the cabinet are protected, guarantees
The normal operation of Cabinet, and at rainy season, it when rainwater falls on 5 upper end of rainhat, can effectively be drained, rain-proof
Cap 5 can effectively keep out wind and rain to Cabinet, avoid rainwater inner cabinet 17 entered by the gap at the top of outer cabinet 1 and
The damage for causing communication components, by the way that mounting plate 16 to be connect with inner cabinet 17 using draw runner 15, so that mounting plate 16
Can be free to slide from inner cabinet 17, it is convenient when being overhauled to Cabinet inner body, mounting plate 16 is pulled, will be pacified
Loading board 16, which is drawn to outside inner cabinet 17, repairs inspection, facilitates the use of outdoor cabinet body.
Although the present invention is described in detail referring to the foregoing embodiments, for those skilled in the art,
It is still possible to modify the technical solutions described in the foregoing embodiments, or part of technical characteristic is carried out etc.
With replacement, all within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in this
Within the protection scope of invention.
Claims (5)
1. a kind of improved communication Cabinet, including outer cabinet (1), pedestal (2) and inner cabinet (17), the outer cabinet (1)
Inside is fixedly connected with inner cabinet (17), and outer cabinet (1) lower end is fixedly connected with pedestal (2), it is characterised in that: described outer
It is provided between cabinet body (1) and inner cabinet (17) cooling tube (14), pedestal (1) inner wall is fixedly connected with partition (9), described
Partition (9) upper end is fixedly connected with water tank (11), and water tank (11) two sides are respectively arranged with water pump (12) and cold row (8), institute
It states water pump (12) to be connected to by water pipe (10) with water tank (11), the water tank (11) is connected to by water pipe (10) with cold row (8), institute
It states cold row (8) side to be provided with cooling fan (19), described cooling tube (14) one end is connected to water pump (12), the cooling tube (14)
The other end is connected to cold row (8), and water pump (12) side is provided with battery (13), and outer cabinet (1) upper end is fixed to be connected
It is connected to strengthening version (20), strengthening version (20) upper end is fixedly connected with rainhat (5), and rainhat (5) upper end is fixed to be connected
It is connected to solar panel (6) and arrester (7).
2. a kind of improved communication Cabinet according to claim 1, it is characterised in that: inner cabinet (17) inner wall
It is provided with winding displacement groove (18), inner cabinet (17) inner wall slidably connects mounting plate (16) by draw runner (15).
3. a kind of improved communication Cabinet according to claim 1, it is characterised in that: outer cabinet (1) two sides
It is hinged with cabinet door (3), cabinet door (3) surface is provided with cabinet door lock (4).
4. a kind of improved communication Cabinet according to claim 1, it is characterised in that: the solar panel
(6), water pump (12) and cooling fan (19) are electrically connected with battery (13).
5. a kind of improved communication Cabinet according to claim 1, it is characterised in that: the solar panel
(6) particular number is provided with two groups.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811444642.5A CN109348691A (en) | 2018-11-29 | 2018-11-29 | A kind of improved communication Cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811444642.5A CN109348691A (en) | 2018-11-29 | 2018-11-29 | A kind of improved communication Cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109348691A true CN109348691A (en) | 2019-02-15 |
Family
ID=65318541
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811444642.5A Pending CN109348691A (en) | 2018-11-29 | 2018-11-29 | A kind of improved communication Cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109348691A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109687321A (en) * | 2019-02-23 | 2019-04-26 | 北京国实电源设备有限公司 | Power distribution cabinet |
| CN109862759A (en) * | 2019-03-19 | 2019-06-07 | 桐城市畅润电力工程有限公司 | A kind of cabinet for communication equipment |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106804099A (en) * | 2017-03-31 | 2017-06-06 | 盛奕奇 | A kind of expansible communication cabinet |
| CN207039014U (en) * | 2017-06-08 | 2018-02-23 | 山东恒电电气股份有限公司 | A kind of modular active electric wave filter rack |
| CN207705663U (en) * | 2018-01-12 | 2018-08-07 | 深圳市联上机电设备有限公司 | A kind of novel distribution cabinet |
| CN209563087U (en) * | 2018-11-29 | 2019-10-29 | 浙江千帆网络通信有限公司 | A kind of improved communication Cabinet |
-
2018
- 2018-11-29 CN CN201811444642.5A patent/CN109348691A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106804099A (en) * | 2017-03-31 | 2017-06-06 | 盛奕奇 | A kind of expansible communication cabinet |
| CN207039014U (en) * | 2017-06-08 | 2018-02-23 | 山东恒电电气股份有限公司 | A kind of modular active electric wave filter rack |
| CN207705663U (en) * | 2018-01-12 | 2018-08-07 | 深圳市联上机电设备有限公司 | A kind of novel distribution cabinet |
| CN209563087U (en) * | 2018-11-29 | 2019-10-29 | 浙江千帆网络通信有限公司 | A kind of improved communication Cabinet |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109687321A (en) * | 2019-02-23 | 2019-04-26 | 北京国实电源设备有限公司 | Power distribution cabinet |
| CN109862759A (en) * | 2019-03-19 | 2019-06-07 | 桐城市畅润电力工程有限公司 | A kind of cabinet for communication equipment |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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| WD01 | Invention patent application deemed withdrawn after publication | ||
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Application publication date: 20190215 |