CN107946924A - A kind of intelligent integrated comprehensive low-pressure distribution cabinet - Google Patents
A kind of intelligent integrated comprehensive low-pressure distribution cabinet Download PDFInfo
- Publication number
- CN107946924A CN107946924A CN201711127842.3A CN201711127842A CN107946924A CN 107946924 A CN107946924 A CN 107946924A CN 201711127842 A CN201711127842 A CN 201711127842A CN 107946924 A CN107946924 A CN 107946924A
- Authority
- CN
- China
- Prior art keywords
- circuit board
- circuit
- connecting hole
- electric
- distribution cabinet
- 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
- 238000010438 heat treatment Methods 0.000 claims abstract description 47
- 230000005611 electricity Effects 0.000 claims abstract description 17
- 238000007789 sealing Methods 0.000 claims abstract description 17
- 238000007689 inspection Methods 0.000 claims abstract description 12
- 238000005192 partition Methods 0.000 claims abstract description 9
- 238000009423 ventilation Methods 0.000 claims abstract description 8
- 238000012546 transfer Methods 0.000 claims description 10
- 210000000078 claw Anatomy 0.000 claims description 7
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 6
- 239000011347 resin Substances 0.000 claims description 4
- 229920005989 resin Polymers 0.000 claims description 4
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 239000012530 fluid Substances 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 230000000875 corresponding effect Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 230000002596 correlated effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000008450 motivation Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000000630 rising effect 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
- 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)
- Cooling Or The Like Of Electrical Apparatus (AREA)
- Casings For Electric Apparatus (AREA)
Abstract
The invention discloses a kind of intelligent integrated comprehensive low-pressure distribution cabinet, including electric cabinet shell, the front side of the electricity cabinet shell is equipped with electric cabinet sealing cover, the electricity cabinet shell upper end is equipped with ventilation sieve, circuit outer baffle is equipped with the inside of the electricity cabinet shell, the circuit outer baffle is equipped with baffle and pulls ring, electric circuit inspection connecting hole, sensor tray, the baffle pulls the lower section of ring to be equipped with electric circuit inspection connecting hole, the right side of the electric circuit inspection connecting hole is equipped with sensor tray, sensor group is equipped with the upside of the sensor tray, the right side that the sensor tray is connected the circuit outer baffle by cementing mode with circuit outer baffle is equipped with partition plate, the bottom right of the partition plate is equipped with circuit contiguous block.The present invention is by applying heating unit and air pump device so that the temperature humidity in power distribution cabinet can regulate and control, and make the service life increase of the electronic component in electric cabinet, suitably widely apply and promote.
Description
Technical field
The present invention relates to power supply or controller switching equipment technical field, more particularly to a kind of intelligent integrated comprehensive low-pressure distribution cabinet.
Background technology
Power distribution cabinet sub-power power distribution cabinet and light distribution cabinet, metering cabinet, are the final stage devices of distribution system.Power distribution cabinet is electricity
The general designation of motivation control centre.Power distribution cabinet is used in the occasion that load is more dispersed, circuit is less；Motor control center is used for
The occasion that load is concentrated, circuit is more.They distribute to the electric energy of a certain circuit of upper level controller switching equipment load nearby.This
Level equipment reply load provides protection, monitoring and control.Power distribution cabinet is the important device in electric system, wide in industry-by-industry
General use.
Through retrieval, Chinese patent grant number CN107196196A discloses a kind of intelligent integrated comprehensive low-pressure distribution cabinet, wraps
Electric cabinet body is included, the first ventilating opening, is arranged at the top of the power distribution cabinet body, is provided with cover board at first ventilating opening, institute
State rotation connection at the top of cover board and the power distribution cabinet；Driving mechanism, is arranged at the top of the power distribution cabinet, for driving the cover board
Rotate；Humidity detector, is arranged in the power distribution cabinet body, for gathering the humidity data in power distribution cabinet body, by institute
State humidity data and be sent to microprocessor and handled the humidity data, obtain processing data, by the processing data and
Default threshold range group compares one by one, and the control signal that output is positively correlated with the humidity, controller is according to the control
Signal control driving mechanism driving cover board rotates corresponding angle.
Although it is solved to a certain extent can contain more steam in the outdoor electrical power distribution cabinet because of outdoor power distribution cabinet,
Humidity is larger, the problem of influencing service life, but its setting is unreasonable, is not provided with air pump or has the equipment of corresponding function,
Air oneself will not flow, and can not solve winter makes outdoor temperature bottom, and long-time low temperature can seriously affect outdoor electrical distribution
The operation of electronic component in cabinet, shortens its service life, it is therefore desirable to carries out temperature control processing to outdoor electrical power distribution cabinet.
It would therefore be highly desirable to design a kind of intelligent integrated comprehensive low-pressure distribution cabinet.
The content of the invention
It is an object of the invention to provide a kind of intelligent integrated comprehensive low-pressure distribution cabinet, possesses the excellent of automatic adjustment temperature
Point, solves the problems, such as to cause electronic component aging because of power distribution cabinet temperature change.
A kind of intelligent integrated comprehensive low-pressure distribution cabinet according to embodiments of the present invention, including electric cabinet shell, outside the electricity cabinet
The front side of shell is equipped with electric cabinet sealing cover, and the electricity cabinet shell upper end is equipped with ventilation sieve, circuit is equipped with the inside of the electricity cabinet shell
Outer baffle, the circuit outer baffle are equipped with baffle and pull ring, electric circuit inspection connecting hole, sensor tray, and the baffle pulls
The lower section of ring is equipped with electric circuit inspection connecting hole, and the right side of the electric circuit inspection connecting hole is equipped with sensor tray, the sensor
Sensor group is equipped with the upside of tray, the sensor tray is connected outside the circuit with circuit outer baffle by cementing mode and kept off
The right side of plate is equipped with partition plate, and the bottom right of the partition plate is equipped with circuit contiguous block, and the right side of the circuit contiguous block is equipped with outer
Wiring connecting hole, circuit contiguous block and external connection the connecting hole upside are equipped with temperature-controlling chamber, heating dress are equipped with the temperature-controlling chamber
Put, be equipped with air pump on the upside of the temperature-controlling chamber, the upside of the air pump is equipped with horn-like air outlet, the horn-like air outlet upper end
It is weldingly connected with the ventilation sieve of electric cabinet shell, the right side of the air pump is equipped with two fixed claws, and the fixed claw passes through screw
It is connected with the fixed block being located on the inside of electric cabinet shell.
Further, the outside of the electric cabinet sealing cover is equipped with a circle sealing cover frame, is equipped with the sealing cover frame transparent
Resin plate.
Further, the electric cabinet sealing cover passes through hinge and electric cabinet cage connection.
Further, the circuit contiguous block is cylindrical appliance made of copper, is connected by welding with external connection
Hole connects, and the external connection connecting hole is equipped with internal thread copper ring.
Further, the heating unit adds electric cabinet inside by the heating tube being located on main circuit board and secondary circuit board
Heat heating, the main circuit board and secondary circuit board are located on circuit lamina affixad, unrolling on the main circuit board and secondary circuit board
For formula heating tube around then heating plate, the main circuit board is equipped with No.1 heating plate, and the pair circuit board is equipped with No. two heating
Plate, the both ends connection resistance heater of the heating tube, the lower end of the resistance heater are equipped with transfer tube, and the transfer tube is led to
Motor driving is crossed, heat-conducting fluid is equipped with the transfer tube and heating tube.
Further, the main circuit board and secondary circuit board are connected by screw with circuit lamina affixad, and the heating tube is
Rigid structure so that No.1 heating plate and No. two heating plates can be fitted in main circuit board and secondary circuit board surface.
Further, the sensor group is equipped with temperature sensor and humidity sensor.
The present invention has an advantageous effect in that compared with prior art：
1st, when air humidity is bigger, circuit board is transferred information to after the detection of sensor group, is opened by control circuit
Take offence pump, by the way that the air in electric cabinet is retracted to outside cabinet using air pump so that air velocity is accelerated so that the air in electric cabinet
Humidity reduces so that the service life increase of electronic component；
2nd,, will not by heating unit circuit board although the air themperature outside cabinet reduces when winter arrives
Freeze, electronic component is increased its service life with normal operation.
Brief description of the drawings
Attached drawing is used for providing a further understanding of the present invention, and a part for constitution instruction, the reality with the present invention
Apply example to be used to explain the present invention together, be not construed as limiting the invention.In the accompanying drawings：
Fig. 1 is a kind of structure diagram of intelligent integrated comprehensive low-pressure distribution cabinet section proposed by the present invention.
Fig. 2 is the structure diagram of heating unit.
Fig. 3 is a kind of structure diagram of intelligent integrated comprehensive low-pressure distribution cabinet proposed by the present invention.
In figure：1- electricity cabinets shell, 2- electricity cabinets sealing cover, 3- sealing covers frame, 4- transparent resin plates, 5- ventilations sieve, 6- electricity
Road outer baffle, 7- baffles pull ring, 8- electric circuit inspections connecting hole, 9- sensors tray, 10- sensors group, the horn-like outlet air of 11-
Mouth, 12- air pumps, 13- fixed claws, 14- fixed blocks, 15- temperature-controlling chamber, 16- heating tubes, 17- external connections connecting hole, 18- circuits connect
Connect No. bis- block, 19- partition plates, 20- circuits lamina affixad, 21- main circuit boards, 22- pairs circuit board, 23- No.1s heating plate, 24- heating
Plate, 25- heaters, 26- transfer tubes, 27- motors.
Embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without making creative work
Embodiment, belongs to the scope of protection of the invention.
With reference to Fig. 1-3, a kind of intelligent integrated comprehensive low-pressure distribution cabinet, including electric cabinet shell 1, the front side of electric cabinet shell 1 are set
There is an electric cabinet sealing cover 2, electric 1 upper end of cabinet shell is equipped with ventilation sieve 5, and the electric inner side of cabinet shell 1 is equipped with circuit outer baffle 6, outside circuit
Baffle 6 is equipped with baffle and pulls ring 7, electric circuit inspection connecting hole 8, sensor tray 9, and baffle pulls the lower section of ring 7 to be equipped with circuit
Connecting hole 8 is detected, the right side of electric circuit inspection connecting hole 8 is equipped with sensor tray 9, and the upside of sensor tray 9 is equipped with sensor group
10, the right side that sensor tray 9 is connected circuit outer baffle 6 by cementing mode with circuit outer baffle 6 is equipped with partition plate 19, partition plate
19 bottom right is equipped with circuit contiguous block 18, and the right side of circuit contiguous block 18 is equipped with external connection connecting hole 17, circuit contiguous block
18 and the upside of external connection connecting hole 17 be equipped with temperature-controlling chamber 15, heating unit is equipped with temperature-controlling chamber 15, gas is equipped with the upside of temperature-controlling chamber 15
Pump 12, the upside of air pump 12 are equipped with horn-like air outlet 11, horn-like 11 upper end of air outlet and the ventilation sieve 5 of electric cabinet shell 1
It is weldingly connected, the right side of air pump 12 is equipped with two fixed claws 13, and fixed claw 13 is by screw with being located at consolidating for the electric inner side of cabinet shell 1
Determine block 14 to be connected.
The outside of electric cabinet sealing cover 2 is equipped with a circle sealing cover frame 3, and transparent resin plate 4 is equipped with sealing cover frame 3；Electric cabinet is close
Capping 2 is connected by hinge with electric cabinet shell 1；Circuit contiguous block 18 is cylindrical appliance made of copper, by welding with
External connection connecting hole 17 connects, and external connection connecting hole 17 is equipped with internal thread copper ring；Heating unit is by being located at main circuit board 21
Circuit attachment is located to heat temperature raising inside electric cabinet, main circuit board 21 and secondary circuit board 22 with the heating tube 16 on secondary circuit board 22
On plate 20, the wrap around type heating tube 16 on main circuit board 21 and secondary circuit board 22 is equipped with around then heating plate, main circuit board 21
No.1 heating plate 23, main circuit board model HO229, secondary circuit board 22 are equipped with No. two heating plates 24, secondary circuit board model
ME163, the both ends connection resistance heater 25 of heating tube 16, the lower end of resistance heater are equipped with transfer tube 16, and transfer tube 26 is logical
Cross motor 27 to drive, heat-conducting fluid is equipped with transfer tube 26 and heating tube 16；When winter arrives, the Air Temperature outside cabinet
Although degree reduces, it will not be frozen by heating unit circuit board, electronic component is increased it with normal operation and use the longevity
Life；Main circuit board 21 and secondary circuit board 22 are connected by screw with circuit lamina affixad 20, and heating tube 16 is rigid structure so that one
Number heating plate 23 and No. two heating plates 24 can be fitted in main circuit board 21 and secondary 22 surface of circuit board, and sensor group is equipped with temperature biography
Sensor and humidity sensor.
In use, the external connection connecting hole 17 of power distribution cabinet is connected into external connection so that power on.So that sensor group 10
Work, the model difference of temperature sensor and humidity sensor, temperature sensor and humidity sensor is equipped with sensor group 10
For FW109E and ME262.After temperature sensor and humidity sensor work, main circuit board 21 and secondary circuit board are transferred data to
On 22, it is set to make feedback command, then when the temperature is low, heating unit operating, rises the temperature in cabinet, when in humidity
When rising, then air pump 12 operates so that gas flow rate is accelerated, and accelerates the air velocity in cabinet, and it is the sensor group to declining to make
Circuit board is transferred information to after 10 detections, by control circuit booster air pump 12, by applying air pump 12 by the sky in electric cabinet
Gas is retracted to outside cabinet so that air velocity is accelerated so that the air humidity in electric cabinet reduces so that the service life of electronic component increases
Add, generally speaking, by applying 12 device of heating unit and air pump so that the temperature humidity in power distribution cabinet can regulate and control, and make electricity
The service life increase of electronic component in cabinet, suitably widely applies and promotes.
Part is not described in detail by the present invention, is the known technology of those skilled in the art.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
Understanding without departing from the principles and spirit of the present invention can carry out these embodiments a variety of changes, modification, replace
And modification, the scope of the present invention is defined by the appended.
Claims (7)
- A kind of 1. intelligent integrated comprehensive low-pressure distribution cabinet, it is characterised in that：Including electric cabinet shell (1), the electricity cabinet shell (1) Front side is equipped with electricity cabinet sealing cover (2), and described electricity cabinet shell (1) upper end is equipped with ventilation sieve (5), electricity cabinet shell (1) inner side Equipped with circuit outer baffle (6), the circuit outer baffle (6) is equipped with baffle and pulls ring (7), electric circuit inspection connecting hole (8), sensing Device tray (9), the baffle pull the lower section of ring (7) to be equipped with electric circuit inspection connecting hole (8), the electric circuit inspection connecting hole (8) Right side be equipped with sensor tray (9), be equipped with sensor group (10), the sensor tray on the upside of the sensor tray (9) (9) it is connected by cementing mode with circuit outer baffle (6), the right side of the circuit outer baffle (6) is equipped with partition plate (19), described The bottom right of partition plate (19) is equipped with circuit contiguous block (18), and the right side of the circuit contiguous block (18) is equipped with external connection connecting hole (17), temperature-controlling chamber (15) is equipped with the upside of the circuit contiguous block (18) and external connection connecting hole (17), the temperature-controlling chamber (15) is interior Equipped with heating unit, air pump (12) is equipped with the upside of the temperature-controlling chamber (15), the upside of the air pump (12) is equipped with horn-like outlet air The ventilation sieve (5) of mouth (11), horn-like air outlet (11) upper end and electric cabinet shell (1) is weldingly connected, the air pump (12) right side is equipped with two fixed claws (13), and the fixed claw (13) is by screw with being located at consolidating on the inside of electric cabinet shell (1) Determine block (14) to be connected.
- A kind of 2. intelligent integrated comprehensive low-pressure distribution cabinet according to claim 1, it is characterised in that：The electricity cabinet sealing cover (2) outside is equipped with a circle sealing cover frame (3), and transparent resin plate (4) is equipped with the sealing cover frame (3).
- A kind of 3. intelligent integrated comprehensive low-pressure distribution cabinet according to claim 2, it is characterised in that：The electricity cabinet sealing cover (2) it is connected by hinge with electric cabinet shell (1).
- A kind of 4. intelligent integrated comprehensive low-pressure distribution cabinet according to claim 1, it is characterised in that：The circuit contiguous block (18) it is cylindrical appliance made of copper, is connected by welding with external connection connecting hole (17), the external connection connecting hole (17) it is equipped with internal thread copper ring.
- A kind of 5. intelligent integrated comprehensive low-pressure distribution cabinet according to claim 1, it is characterised in that：The heating unit leads to The heating tube (16) being located on main circuit board (21) and secondary circuit board (22) is crossed to heat temperature raising inside electric cabinet, the main circuit board (21) it is located at secondary circuit board (22) on circuit lamina affixad (20), unrolling on the main circuit board (21) and secondary circuit board (22) For formula heating tube (16) around then heating plate, the main circuit board (21) is equipped with No.1 heating plate (23), the pair circuit board (22) No. two heating plates (24), the both ends connection resistance heater (25) of the heating tube (16), the resistance heating are equipped with The lower end of device is equipped with transfer tube (16), and the transfer tube (26) is driven by motor (27), the transfer tube (26) and heating tube (16) heat-conducting fluid is equipped with.
- A kind of 6. intelligent integrated comprehensive low-pressure distribution cabinet according to claim 5, it is characterised in that：The main circuit board (21) it is connected with secondary circuit board (22) by screw with circuit lamina affixad (20), the heating tube (16) is rigid structure so that No.1 heating plate (23) and No. two heating plates (24) can be fitted in main circuit board (21) and secondary circuit board (22) surface.
- A kind of 7. intelligent integrated comprehensive low-pressure distribution cabinet according to claim 1, it is characterised in that：The sensor group (10) temperature sensor and humidity sensor are equipped with.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711127842.3A CN107946924B (en) | 2017-11-15 | 2017-11-15 | A kind of intelligent integrated comprehensive low-pressure distribution cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711127842.3A CN107946924B (en) | 2017-11-15 | 2017-11-15 | A kind of intelligent integrated comprehensive low-pressure distribution cabinet |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107946924A true CN107946924A (en) | 2018-04-20 |
| CN107946924B CN107946924B (en) | 2019-06-14 |
Family
ID=61932282
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711127842.3A Active CN107946924B (en) | 2017-11-15 | 2017-11-15 | A kind of intelligent integrated comprehensive low-pressure distribution cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107946924B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202906234U (en) * | 2012-10-15 | 2013-04-24 | 邹长湾 | Anti-freeze distribution box |
| CN205657350U (en) * | 2016-05-23 | 2016-10-19 | 广州卡迅能源科技有限公司 | Switch cabinet structure |
| CN206022978U (en) * | 2016-08-06 | 2017-03-15 | 天津中电华利电器科技集团有限公司 | A kind of dampproof protection against insects power distribution cabinet |
| CN206022994U (en) * | 2016-09-19 | 2017-03-15 | 昆明湘云衡电气设备有限公司 | A kind of heating type constant temperature distribution box cabinet |
| CN206432595U (en) * | 2017-01-09 | 2017-08-22 | 兰州理工大学技术工程学院 | A kind of pre- anti-condensation outdoor electric cabinet |
| CN206640181U (en) * | 2017-05-23 | 2017-11-14 | 福州亿力电器设备有限公司 | A kind of moistureproof High-low voltage switch cabinet |
-
2017
- 2017-11-15 CN CN201711127842.3A patent/CN107946924B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202906234U (en) * | 2012-10-15 | 2013-04-24 | 邹长湾 | Anti-freeze distribution box |
| CN205657350U (en) * | 2016-05-23 | 2016-10-19 | 广州卡迅能源科技有限公司 | Switch cabinet structure |
| CN206022978U (en) * | 2016-08-06 | 2017-03-15 | 天津中电华利电器科技集团有限公司 | A kind of dampproof protection against insects power distribution cabinet |
| CN206022994U (en) * | 2016-09-19 | 2017-03-15 | 昆明湘云衡电气设备有限公司 | A kind of heating type constant temperature distribution box cabinet |
| CN206432595U (en) * | 2017-01-09 | 2017-08-22 | 兰州理工大学技术工程学院 | A kind of pre- anti-condensation outdoor electric cabinet |
| CN206640181U (en) * | 2017-05-23 | 2017-11-14 | 福州亿力电器设备有限公司 | A kind of moistureproof High-low voltage switch cabinet |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107946924B (en) | 2019-06-14 |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20190523 Address after: 257000 No. 1 Fucheng Road, Dongying District, Dongying City, Shandong Province Applicant after: Shandong Fenghai Petroleum Technology Co.,Ltd. Address before: 528300 Four Ruilian Gardens 6A, Sunshine Garden, Huanshan Road, Rongguirong New Residential Committee, Shunde District, Foshan City, Guangdong Province Applicant before: Foshan JIEZHI Information Technology Co.,Ltd. |
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Effective date of registration: 20191225 Address after: 257 100 No. 1 Fucheng Road, Dongying District, Dongying City, Shandong Province Patentee after: Shandong Wanhai Electric Co.,Ltd. Address before: 257000 No. 1 Fucheng Road, Dongying District, Dongying City, Shandong Province Patentee before: Shandong Fenghai Petroleum Technology Co.,Ltd. |
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Denomination of invention: Intelligent, integrated and comprehensive low voltage power distribution cabinet Effective date of registration: 20200723 Granted publication date: 20190614 Pledgee: Dongying Rural Commercial Bank Co.,Ltd. Pledgor: Shandong Wanhai Electric Co.,Ltd. Registration number: Y2020980004318 |
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Effective date of registration: 20210809 Address after: No.1 Yicheng Road, Dongying District, Dongying City, Shandong Province 257100 Patentee after: Shandong Wanhai Electric Technology Co.,Ltd. Address before: No.1 Yicheng Road, Dongying District, Dongying City, Shandong Province 257100 Patentee before: Shandong Wanhai Electric Co.,Ltd. |
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Change date: 20220928 Registration number: Y2020980004318 Pledgor after: Shandong Wanhai Electric Technology Co.,Ltd. Pledgor before: Shandong Wanhai Electric Co.,Ltd. |
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Date of cancellation: 20220930 Granted publication date: 20190614 Pledgee: Dongying Rural Commercial Bank Co.,Ltd. Pledgor: Shandong Wanhai Electric Technology Co.,Ltd. Registration number: Y2020980004318 |
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Denomination of invention: An intelligent integrated low-voltage distribution cabinet Granted publication date: 20190614 Pledgee: Dongying Branch of China Postal Savings Bank Co.,Ltd. Pledgor: Shandong Wanhai Electric Technology Co.,Ltd. Registration number: Y2024980001877 |
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