CN106848866A - It is a kind of from heat dissipation power distribution cabinet - Google Patents
It is a kind of from heat dissipation power distribution cabinet Download PDFInfo
- Publication number
- CN106848866A CN106848866A CN201710105071.1A CN201710105071A CN106848866A CN 106848866 A CN106848866 A CN 106848866A CN 201710105071 A CN201710105071 A CN 201710105071A CN 106848866 A CN106848866 A CN 106848866A
- Authority
- CN
- China
- Prior art keywords
- radiation arm
- primary radiation
- casing
- gas channel
- power distribution
- 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.)
- Granted
Links
- 230000017525 heat dissipation Effects 0.000 title claims abstract description 15
- 238000004891 communication Methods 0.000 claims abstract description 22
- 230000005855 radiation Effects 0.000 claims description 55
- 230000003071 parasitic effect Effects 0.000 claims description 19
- 229910052732 germanium Inorganic materials 0.000 claims description 5
- GNPVGFCGXDBREM-UHFFFAOYSA-N germanium atom Chemical compound [Ge] GNPVGFCGXDBREM-UHFFFAOYSA-N 0.000 claims description 5
- 230000000903 blocking effect Effects 0.000 claims description 3
- 239000011248 coating agent Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- 238000005260 corrosion Methods 0.000 claims description 3
- 238000012544 monitoring process Methods 0.000 abstract description 3
- 238000005086 pumping Methods 0.000 abstract description 3
- 230000000391 smoking effect Effects 0.000 abstract description 3
- 239000000779 smoke Substances 0.000 description 8
- 230000024241 parasitism Effects 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 2
- 230000002401 inhibitory effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 235000019504 cigarettes Nutrition 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/36—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
- H01Q1/38—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith formed by a conductive layer on an insulating support
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/50—Structural association of antennas with earthing switches, lead-in devices or lightning protectors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q15/00—Devices for reflection, refraction, diffraction or polarisation of waves radiated from an antenna, e.g. quasi-optical devices
- H01Q15/14—Reflecting surfaces; Equivalent structures
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q19/00—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic
- H01Q19/10—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces
- H01Q19/104—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces using a substantially flat reflector for deflecting the radiated beam, e.g. periscopic antennas
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/28—Casings; Parts thereof or accessories therefor dustproof, splashproof, drip-proof, waterproof or flameproof
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/56—Cooling; Ventilation
- H02B1/565—Cooling; Ventilation for cabinets
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Aerials With Secondary Devices (AREA)
- Details Of Aerials (AREA)
Abstract
The invention discloses one kind from heat dissipation power distribution cabinet, casing is included, the inwall of the casing is provided with multiple equipment frame；A gas channel pipe is also included, the gas channel pipe part is located at box inside, and a part is higher than box top exposed to casing outside, gas channel pipe top, and air inlet is additionally provided with the inwall on casing top；The cabinet wall top surface is provided with circuit box, and supervisory circuit is provided with circuit box, and the supervisory circuit includes the communication unit and camera of main control unit and the connection of main control unit signal；Top surface of the camera located at cabinet wall；Due to the difference in height of gas channel pipe, form pressure pumping upwards naturally, the smoking effect of similar chimney, realize that air circulation radiates, it is not power-consuming, and inside can be realized monitoring in real time, and signal can be transferred to the mobile phone terminal of server or keeper in real time, it is convenient to nurse and safeguard.
Description
Technical field
The present invention relates to one kind from heat dissipation power distribution cabinet.
Background technology
At present, power distribution cabinet wide variety, wherein power distribution cabinet are due to depositing compared with plurality of devices, therefore the thermal diffusivity in power distribution cabinet
Can have its induce one pay attention to, without it is power-consuming can be achieved with radiating be people pursue.
The content of the invention
It is an object of the invention to overcome disadvantages described above, there is provided a kind of from heat dissipation power distribution cabinet.
To achieve the above object, concrete scheme of the invention is as follows：One kind includes casing from heat dissipation power distribution cabinet, described
The inwall of casing is provided with multiple equipment frame；A gas channel pipe is also included, the gas channel pipe part is located at case
Internal side a, part is higher than box top exposed to casing outside, gas channel pipe top, is additionally provided with the inwall on casing top
Air inlet；The cabinet wall top surface is provided with circuit box, and supervisory circuit is provided with circuit box, and the supervisory circuit is included
Main control unit and the communication unit and camera of the connection of main control unit signal；Top surface of the camera located at cabinet wall；
The communication unit includes communication chip and the communication antenna being connected with communication chip signal；The communication antenna is included
One reflecting plate, the reflecting plate is provided with four oscillator units what is be centrosymmetric up and down；Each oscillator unit includes
There is the primary radiation arm of rectangle, primary radiation centre is downwardly open to be provided with central channel, and the primary radiation arm is following in central channel both sides point
Feeder pillar is not extended downwardly out, the dry side inner edge corresponding with central channel of each feed is jumped on straight line one；
The feeder pillar is connected with the arched arm of arc with the base of primary radiation arm；The side of left and right two of the primary radiation arm is equipped with many
Individual V-shaped groove；Upward opening has U-lag in the middle of the primary radiation arm；Also include the parasitism of a rectangle in central channel
Extend multiple side's band to both sides respectively in oscillator band, the parasitic oscillator band both sides；The primary radiation arm is provided with two centers
Symmetrical rectangular aperture, is additionally provided with two centrosymmetric trapezoid-shaped openings, and trapezoid-shaped openings are opened near the outside of primary radiation arm, rectangle
Mouth is near the centre of primary radiation arm；Extend T-bar to short base in the base long of the trapezoid-shaped openings；Also include located at main spoke
The L-shaped flow-disturbing hole penetrated on arm and feeder pillar, further respectively has square windowing, filling in square windowing at four angles of reflecting plate
There is germanium.
Wherein, a weather shield is additionally provided with the box top, the weather shield lower section is provided with leg, the weather shield
Prevent rainwater from entering for blocking gas channel pipe top end opening.
Wherein, the box outer surface is coated with corrosion-inhibiting coating.
Wherein, two parasitic radiation arms are also included, each parasitic radiation arm is located at primary radiation arm top, and each respectively
One side of one side of parasitic radiation arm and primary radiation arm point-blank, the another side of each parasitic radiation arm and corresponding U-shaped
One side of groove is point-blank.
Wherein, smoke detector is also included, the smoke detector is located at the top surface of cabinet wall, the smoke detection
Device is connected with main control unit signal, and the smoke detector is used to detect smog in case；
Beneficial effects of the present invention are：Due to the difference in height of gas channel pipe, pressure pumping upwards naturally is formed, be similar to
The smoking effect of chimney, realizes that air circulation radiates, not power-consuming, and inside can realize monitoring in real time, and by signal reality
When can be transferred to the mobile phone terminal of server or keeper, convenient nurse and safeguard.
Brief description of the drawings
Fig. 1 is structural representation of the invention；
Fig. 2 is communication antenna top view of the invention；
Fig. 3 is oscillator unit top view of the invention；
Fig. 4 is the gain diagram of inventive antenna；
Fig. 5 is the radiation efficiency figure of inventive antenna；
Fig. 6 is the standing-wave ratio figure of inventive antenna；
Description of reference numerals in Fig. 1 to Fig. 6：
1- casings；2- gas channel pipes；3- equipment frames；4- weather shields；5- air inlets；6- cameras；
R1- reflecting plates；R11- square windowings；R2- primary radiation arms；R21-V shape grooves；R22-L shape flow-disturbings hole；R23-U shape grooves；
R3- central channels；R4- parasitism oscillator bands；R41- side's band；R5- feeder pillars；R6- arched arms；R7- rectangular apertures；R8- trapezoid-shaped openings；
R81-T shape bars；R9- parasitic radiation arms.
Specific embodiment
The present invention is further detailed explanation with specific embodiment below in conjunction with the accompanying drawings, is not reality of the invention
Apply scope and be confined to this.
As shown in Figures 1 to 6, the one kind described in the present embodiment includes casing 1 from heat dissipation power distribution cabinet, the casing 1
Inwall is provided with multiple equipment frame 3；A gas channel pipe 2 is also included, the part of the gas channel pipe 2 is located at casing 1
Inner side a, part is higher than the top surface of casing 1 exposed to the outside of casing 1, the top of gas channel pipe 2, is also set on the inwall on the top of casing 1
There is air inlet 5；The inwall top surface of the casing 1 is provided with circuit box, and supervisory circuit, the supervisory circuit bag are provided with circuit box
Include the communication unit and camera 6 of main control unit and the connection of main control unit signal；The camera 6 is located at the inwall of casing 1
Top surface；The communication unit includes communication chip and the communication antenna being connected with communication chip signal；Because air-flow is logical
The reason for difference in height of deferent 2, pressure pumping upwards naturally is formed, is similar to the smoking effect of chimney, realize that air circulation radiates,
It is not power-consuming.And inside can realize monitoring in real time, and signal can be transferred to the hand of server or keeper in real time
Machine terminal, convenient nurse and maintenance.
The communication antenna includes a reflecting plate r1, and the reflecting plate r1 is in being provided with for being centrosymmetric up and down
Four oscillator units；Each oscillator unit includes the primary radiation arm r2 of rectangle, and primary radiation centre is downwardly open to be provided with central channel
R3, the primary radiation arm r2 extend separately down in central channel r3 both sides below feeder pillar r5, and each feeds dry one
A side inner edge corresponding with central channel r3 is jumped on straight line one；The feeder pillar r5 is connected with the base of primary radiation arm r2
The arched arm r6 of arc；The side of left and right two of the primary radiation arm r2 is equipped with multiple V-shaped groove R21；In the primary radiation arm r2
Between upward opening have U-lag R23；Also include the parasitic oscillator band r4 of a rectangle in central channel r3, the parasitism
Extend multiple side with r41 to both sides respectively in oscillator band r4 both sides；The primary radiation arm r2 is provided with two centrosymmetric squares
Shape opening r7, is additionally provided with two centrosymmetric trapezoid-shaped openings r8, and trapezoid-shaped openings r8 is opened near the outside of primary radiation arm r2, rectangle
Mouth r7 is near the centre of primary radiation arm r2；Extend T-bar R81 to short base in the base long of the trapezoid-shaped openings r8；Also include
There is the L-shaped flow-disturbing hole R22 on primary radiation arm r2 and feeder pillar r5.In order to improve communication performance, redesign and be applied to
Its above-mentioned antenna, this antenna is that micro-strip is adjusted and design is just achieved by more than 1000 times, and it possesses good antenna
Characteristic, such as Fig. 4 and Fig. 5, the respectively gain in the case where frequency range is tested and radiation efficiency.Gain is that can reach in its frequency range
1.85dBi, average gain is 1.5 dBi.And radiation efficiency can be more than 30%.Comply fully with present communication in frequently with
2.4GHz protocol realizations, Fig. 6 is voltage standing wave ratio, it can be seen that its voltage standing wave ratio in frequency range is respectively less than 3.25, optimal
Can reach 2.7 during change, therefore, return loss is excellent in the lump, during feed, from feeder pillar r5 feeds.
Two parasitic radiation arm r9 are also included, each parasitic radiation arm r9 is located at primary radiation arm r2 tops respectively, and often
One side of individual parasitic radiation arm r9 with one side of primary radiation arm r2 point-blank, the another side of each parasitic radiation arm r9 with
One side of correspondence U-lag R23 point-blank, can effectively increase electric current rule, while increasing gain, reduce standing wave
Than.
Wherein.Square windowing r11 is further respectively had at tetra- angles of reflecting plate r1, germanium is filled with square windowing r11,
Square windowing r11 be designed as on reflecting plate r1 first, when using germanium fill after, its cause antenna phase and radiation side
To more stablizing, standing-wave ratio is down to 2 or so, anti-in this feature, i.e. windowing plus germanium filling are placed into other dual-polarized antennas
Penetrate in plate r1, then do not improve performance, illustrate that this feature possesses the effect for individually coordinating and optimizing mutually with this antenna.
Specifically, above-mentioned antenna is non-size requirement antenna, if on overbending direction, the hole that sets, in the mode in hole
Reach above-mentioned requirements；But if need the performance more preferably stablized, with Fig. 3 as reference, the specific size of this antenna can optimize
For：Reflecting plate r1 sizes determine that a width of 14.5mm of primary radiation arm r2 is a height of according to accommodating cavity size：10.5mm；Central channel
The width of r3 is：1.8mm, the width of U-lag R23 is：0.7mm；Depth is：The top margin of 2.4mm, central channel r3 and U-lag R23
Minimum point apart：1mm；Parasitic oscillator is with a height of of r4：11.7mm, line width is：0.9mm；Raised height of the side with r41
For：0.15mm, it is longitudinally wide to be：0.8mm；Two sides of longitudinal direction are 0.45mm with distance between r41；The width of feeder pillar r5
For：1.5mm, longitudinal direction height is 5.2mm；The internal diameter of arched arm r6 is：1.6mm；Line width is：0.6mm；The depth of V-shaped groove R21
For：0.6mm；Angle is 100 degree.The top of the horn distance of adjacent V-shaped groove R21 is：2mm；The width of rectangular aperture r7：1.2mm is a height of：
4.5mm；The short base of trapezoid-shaped openings r8 is：4.5mm；Base long is：6.5mm, it is trapezoidal a height of：2.3mm；The cross bar of T-bar R81
Line width and laterally length be respectively：0.8mm and 0.6mm；The longitudinal direction of vertical pole is high and horizontal a width of：1mm and 0.3mm；L-shaped flow-disturbing
The line width of hole R22 is：0.5mm；Longitudinal direction 5.5mm high is a width of with horizontal：4.5mm；The line width of parasitic radiation arm r9 is 0.5mm, long
Degree is no more than 7mm.
One kind described in the present embodiment is additionally provided with a weather shield 4 from heat dissipation power distribution cabinet on the top surface of the casing 1, described
The lower section of weather shield 4 is provided with leg, and the weather shield 4 prevents rainwater from entering for blocking the top end opening of gas channel pipe 2.
From heat dissipation power distribution cabinet, the outer surface of the casing 1 is coated with corrosion-inhibiting coating to one kind described in the present embodiment.Put extraneous corruption
Erosion, can be used for open air.
One kind described in the present embodiment also includes smoke detector from heat dissipation power distribution cabinet, and the smoke detector is located at
The top surface of the inwall of casing 1, the smoke detector is connected with main control unit signal, and the smoke detector is used to detect cigarette in case
Mist.
The above is only a preferred embodiment of the invention, therefore all structures according to described in present patent application scope
Make, the equivalent change or modification that feature and principle are done, be included in the protection domain of present patent application.
Claims (5)
1. one kind is from heat dissipation power distribution cabinet, it is characterised in that：Casing is included, the inwall of the casing is provided with multiple equipment frame；
A gas channel pipe is also included, the gas channel pipe part is located at box inside, and a part is exposed to casing outside,
Gas channel pipe top is higher than box top, and air inlet is additionally provided with the inwall on casing top；The cabinet wall top surface is provided with
Circuit box, is provided with supervisory circuit in circuit box, the supervisory circuit includes main control unit and the connection of main control unit signal
Communication unit and camera；Top surface of the camera located at cabinet wall.
2. according to claim 1 a kind of from heat dissipation power distribution cabinet, it is characterised in that：One is additionally provided with the box top
Weather shield, the weather shield lower section is provided with leg, and the weather shield prevents rainwater from entering for blocking gas channel pipe top end opening
Enter.
3. according to claim 1 a kind of from heat dissipation power distribution cabinet, it is characterised in that：The box outer surface is coated with anti-corrosion
Coating.
4. according to claim 1 a kind of from heat dissipation power distribution cabinet, it is characterised in that：The communication unit includes communication core
Piece and the communication antenna being connected with communication chip signal；The communication antenna includes a reflecting plate, and the reflecting plate exists
What is be centrosymmetric up and down is provided with four oscillator units；Each oscillator unit includes the primary radiation arm of rectangle, primary radiation
Centre is downwardly open to be provided with central channel, and the primary radiation arm extends separately down in central channel both sides below feeder pillar, often
The dry side inner edge corresponding with central channel of individual feed is jumped on straight line one；The bottom of the feeder pillar and primary radiation arm
While being connected with the arched arm of arc；The side of left and right two of the primary radiation arm is equipped with multiple V-shaped grooves；In the middle of the primary radiation arm
Upward opening has U-lag；Also include the parasitic oscillator band of a rectangle in central channel, the parasitic oscillator band both sides
Extend multiple side's band to both sides respectively；The primary radiation arm is provided with two centrosymmetric rectangular apertures, is additionally provided with two
Centrosymmetric trapezoid-shaped openings, near the outside of primary radiation arm, rectangular aperture is near the centre of primary radiation arm for trapezoid-shaped openings；It is described
Extend T-bar to short base in the base long of trapezoid-shaped openings；Also include the L-shaped flow-disturbing on primary radiation arm and feeder pillar
Hole, further respectively has square windowing at four angles of reflecting plate, germanium is filled with square windowing.
5. according to claim 4 a kind of from heat dissipation power distribution cabinet, it is characterised in that：Two parasitic radiation arms are also included,
Each parasitic radiation arm is located at primary radiation arm top respectively, and one side of each parasitic radiation arm and one side of primary radiation arm are one
On bar straight line, one side of the another side of each parasitic radiation arm and corresponding U-lag is point-blank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710105071.1A CN106848866B (en) | 2017-02-25 | 2017-02-25 | One kind is from heat dissipation power distribution cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710105071.1A CN106848866B (en) | 2017-02-25 | 2017-02-25 | One kind is from heat dissipation power distribution cabinet |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106848866A true CN106848866A (en) | 2017-06-13 |
| CN106848866B CN106848866B (en) | 2018-07-27 |
Family
ID=59133854
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710105071.1A Active CN106848866B (en) | 2017-02-25 | 2017-02-25 | One kind is from heat dissipation power distribution cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106848866B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112771739A (en) * | 2018-08-27 | 2021-05-07 | R.施塔尔开关设备有限责任公司 | Explosion-proof housing |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03190510A (en) * | 1989-12-15 | 1991-08-20 | Fuji Electric Co Ltd | Outdoor control panel |
| CN201556860U (en) * | 2009-12-09 | 2010-08-18 | 上海中发电气（集团）股份有限公司 | Radiating structure in electric switchgear cabinet assembly |
| CN202534952U (en) * | 2011-12-22 | 2012-11-14 | 厦门永达电工设备股份有限公司 | A distribution box capable of automatically detecting and regulating temperature |
| CN203871700U (en) * | 2014-04-15 | 2014-10-08 | 江山惠企科技服务有限公司 | Waterproof heat dissipation type outdoor distribution box |
| CN105902066A (en) * | 2016-05-30 | 2016-08-31 | 覃梅花 | Power equipment showing power distribution cabinet |
-
2017
- 2017-02-25 CN CN201710105071.1A patent/CN106848866B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03190510A (en) * | 1989-12-15 | 1991-08-20 | Fuji Electric Co Ltd | Outdoor control panel |
| CN201556860U (en) * | 2009-12-09 | 2010-08-18 | 上海中发电气（集团）股份有限公司 | Radiating structure in electric switchgear cabinet assembly |
| CN202534952U (en) * | 2011-12-22 | 2012-11-14 | 厦门永达电工设备股份有限公司 | A distribution box capable of automatically detecting and regulating temperature |
| CN203871700U (en) * | 2014-04-15 | 2014-10-08 | 江山惠企科技服务有限公司 | Waterproof heat dissipation type outdoor distribution box |
| CN105902066A (en) * | 2016-05-30 | 2016-08-31 | 覃梅花 | Power equipment showing power distribution cabinet |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112771739A (en) * | 2018-08-27 | 2021-05-07 | R.施塔尔开关设备有限责任公司 | Explosion-proof housing |
| CN112771739B (en) * | 2018-08-27 | 2024-03-29 | R.施塔尔开关设备有限责任公司 | Explosion-proof shell |
| US11969613B2 (en) | 2018-08-27 | 2024-04-30 | R. Stahl Schaltgeräte GmbH | Explosion-proof housing |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106848866B (en) | 2018-07-27 |
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| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20180621 Address after: 215217 Tongli Development Zone in Jiangsu Province Applicant after: Wujiang Jintongli Electrical Appliance Complete Set Co., Ltd. Address before: 523000 Songshan Lake, Dongguan, Guangdong, 3 406 of Jinyu Songhu. Applicant before: Huang Xu |
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