CN209274377U - A kind of firm low speed charging pile of charging connector - Google Patents
A kind of firm low speed charging pile of charging connector Download PDFInfo
- Publication number
- CN209274377U CN209274377U CN201821945133.6U CN201821945133U CN209274377U CN 209274377 U CN209274377 U CN 209274377U CN 201821945133 U CN201821945133 U CN 201821945133U CN 209274377 U CN209274377 U CN 209274377U
- Authority
- CN
- China
- Prior art keywords
- charging
- charging connector
- charging pile
- low speed
- gear
- 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
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Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/14—Plug-in electric vehicles
Abstract
The utility model discloses a kind of firm low speed charging piles of charging connector, it is related to low speed charging pile technical field, the firm low speed charging pile of the charging connector, including the pile body that charges, the frontal left bottom of the charging pile body is equipped with protective cover, the inside of the charging pile body offers loose slot, and the charging pile body is fixedly connected with fixing seat close to the opening outer surface bottom of loose slot, and the junction of the fixing seat and protective cover is fixedly connected to magnet.The firm low speed charging pile of the charging connector, not only it can play the role of security protection to charging connector, it can also play the role of water proof and dust proof, prevent the damage of charging connector, extend the service life of low speed charging pile, substantially increase the performance that charging connector and charging plug firmly install, good connecting effect, securely and reliably, preventing loosening influences charging effect, the convenience and practicability for substantially increasing low speed charging pile, improve utilization rate.
Description
Technical field
The utility model relates to low speed charging pile technical field, specially a kind of firm low speed charging pile of charging connector.
Background technique
Electric car refers to using vehicle power supply as power, with motor driven wheels travel, meets road traffic, security legislation
The vehicle of requirements.Its form include: be driven by electricity and control system, driving force transmission etc. mechanical systems, complete set
The equipment etc. of business.Since effect on environment is smaller with respect to orthodox car, its prospects are considered optimistic wildly, but current techniques are still not
It is mature.It is dynamic as tradition as the development of electric vehicle engineering, especially country continue to increase air contaminant treatment dynamics
The electric car of one of the best substitute products of power automobile, development speed are especially rapid.The function of charging pile is similar to gas station
The fuel charger of the inside can be fixed on ground or wall, be installed on public building (public building, market, Public Parking etc.)
In residential area parking lot or charging station, it can be charged, be filled according to the electric car that different voltage class is various models
Electric stake, which is a kind of, to be quickly and easily the equipment of electric car charging, and existing low speed charging pile charging connector is insecure,
Be inconvenient to adjust, water proof and dust proof performance is bad.
Currently, existing low speed charging pile, inconvenient for use, it is unfavorable for promoting the use of.
Utility model content
(1) the technical issues of solving
In view of the deficiencies of the prior art, the utility model provides a kind of firm low speed charging pile of charging connector, solves
Existing low speed charging pile charging connector is insecure, it has not been convenient to adjust, the bad problem of water proof and dust proof performance.
(2) technical solution
In order to achieve the above object, the utility model is achieved by the following technical programs:
A kind of firm low speed charging pile of charging connector, including charging pile body, the frontal left of the charging pile body
Bottom is equipped with protective cover, and the inside of the charging pile body offers loose slot, and the charging pile body is close to loose slot
Opening outer surface bottom is fixedly connected with fixing seat, and the junction of the fixing seat and protective cover is fixedly connected to magnet,
The inner bottom wall of the fixing seat is fixedly installed with the first rack gear, and the inner roof wall of the loose slot offers guide chute, the work
The internal activity of dynamic slot is equipped with charging connector；
The top left side of the charging connector is fixedly installed with guide runner, and the guide runner and guide chute sliding connect
It connects, first servo motor is fixedly installed on the right side of the lateral inner of the charging connector, the bottom end of the first servo motor is solid
Equipped with driving gear, the top surface inner right side of the charging connector offers driving chamber, the inside installation of the driving chamber for Dingan County
There are the first guide plate and the second guide plate, first guide plate and the close side for driving gear of the second guide plate are fixedly connected to second
Rack gear；
Charging plug is connected on the right side of the charging connector, the two sides of the charging plug offer card slot, described
First guide plate and the second guide plate are fixedly installed with fixture block close to the side of charging plug, living inside the left side of the charging connector
Dynamic to be equipped with output shaft, the both ends of the output shaft are fixedly installed with transmission gear, and the middle part of the output shaft is fixedly mounted
There is first pulley, the two sides of the first pulley are provided with bearing, and the bearing fixing sleeve connects in the outer surface of output shaft, institute
It states charging connector and is movably installed with connecting shaft on the left of output shaft, the bottom end of the connecting shaft is fixedly installed with the second belt wheel, institute
It states and belt is installed between first pulley and the second belt wheel, linked gear is fixedly installed at the top of the connecting shaft, it is described to fill
The left outer surface of electric connection is fixedly installed with the second servo motor, and the bottom end of second servo motor is fixedly installed with output
Gear.
Optionally, the protective cover and charging pile body are hinged, and the protective cover is fixedly connected by magnet with fixing seat.
Optionally, the top movable of the guide runner is equipped with the pulley being evenly arranged, the guide runner and guiding
Sliding slot is equipped with；
The driving gear is located at the inside of driving chamber.
Optionally, first guide plate and the second guide plate are slidably connected with driving chamber, and first guide plate and second is led
Plate is L-type plate；
The driving gear engages connection with the second rack gear.
Optionally, the fixture block is correspondingly arranged with card slot, and the fixture block and card slot are clamped.
Optionally, the transmission gear is equipped with the first rack gear, and the transmission gear engages connection with the first rack gear.
Optionally, the output shaft is flexibly connected by bearing with charging connector；
The first pulley is flexibly connected by belt with the second belt wheel；
The output gear engages connection with linked gear.
(3) beneficial effect
The utility model provides a kind of firm low speed charging pile of charging connector, have it is following the utility model has the advantages that
(1), the firm low speed charging pile of the charging connector not only can be right on the one hand by setting protective cover and magnet
Charging connector plays the role of security protection, moreover it is possible to play the role of water proof and dust proof, prevent the damage of charging connector, extend low
The service life of fast charging pile, due to using hinged design, rainwater can be flowed down by the inclined outer surface of protective cover, is also convenient for
The removal of charging connector is simultaneously connect with charging plug, is on the other hand led by setting first servo motor, driving gear, first
Plate, the second guide plate, the second rack gear, fixture block and card slot substantially increase the performance that charging connector and charging plug firmly install, even
It is good to connect effect, securely and reliably, preventing loosening influences charging effect, substantially increases the convenience of low speed charging pile and practical
Property, improve utilization rate.
(2), the firm low speed charging pile of the charging connector, by setting output shaft, transmission gear, first pulley, bearing,
Connecting shaft, the second belt wheel, belt, linked gear, the second servo motor and output gear, convenient for charging connector in loose slot or so
It is mobile, it is easy to use and stores, facilitate adjusting.
Detailed description of the invention
Fig. 1 is the low speed charging pile schematic elevation view of the utility model；
Fig. 2 is partial schematic sectional view on the left of the low speed charging pile of the utility model；
Fig. 3 is that the charging connector of the utility model overlooks schematic cross-sectional view；
Fig. 4 is structure enlargement diagram at A in Fig. 2 of the utility model.
In figure: charging pile body 1, loose slot 3, fixing seat 4, magnet 5, the first rack gear 6, guide chute 7, is filled protective cover 2
Electric connection 8, guide runner 9, first servo motor 10, driving gear 11, driving chamber 12, the first guide plate 13, the second guide plate 14, the
Two rack gears 15, fixture block 16, charging plug 17, card slot 18, output shaft 19, transmission gear 20, first pulley 21, bearing 22, connecting shaft
23, the second belt wheel 24, belt 25, linked gear 26, the second servo motor 27, output gear 28.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.
In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", " length ", " width
Degree ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside",
The orientation or positional relationship of the instructions such as " clockwise ", " counterclockwise ", " axial direction ", " radial direction ", " circumferential direction " is based on the figure
Orientation or positional relationship is merely for convenience of describing the present invention and simplifying the description, rather than the dress of indication or suggestion meaning
It sets or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to the utility model
Limitation.
In the present invention unless specifically defined or limited otherwise, term " setting ", " connected ", " connects " installation "
Connect ", the terms such as " fixation " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection；It can be machine
Tool connection；It can be directly connected, it can also be indirectly connected through an intermediary.For those of ordinary skill in the art and
Speech, can understand the concrete meaning of above-mentioned term in the present invention as the case may be.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more of the features.
Fig. 1-4 is please referred to, the utility model provides a kind of technical solution:
A kind of firm low speed charging pile of charging connector, including charging pile body 1, the frontal left bottom for the pile body 1 that charges
Portion is equipped with protective cover 2, and the inside of charging pile body 1 offers loose slot 3, opening of the charging pile body 1 close to loose slot 3
Outer surface bottom is fixedly connected with fixing seat 4, and the junction of fixing seat 4 and protective cover 2 is fixedly connected to magnet 5, fixing seat 4
Inner bottom wall be fixedly installed with the first rack gear 6, the inner roof wall of loose slot 3 offers guide chute 7, the internal activity of loose slot 3
Charging connector 8 is installed；
The top left side of charging connector 8 is fixedly installed with guide runner 9, and guide runner 9 is slidably connected with guide chute 7,
First servo motor 10 is fixedly installed on the right side of the lateral inner of charging connector 8, the bottom end of first servo motor 10 is fixedly mounted
There is driving gear 11, the top surface inner right side of charging connector 8 offers driving chamber 12, and the inside of driving chamber 12 is equipped with first and leads
Plate 13 and the second guide plate 14, the first guide plate 13 and the second guide plate 14 are fixedly connected to the second tooth close to the side of driving gear 11
Item 15；
The right side of charging connector 8 is connected with charging plug 17, and the two sides of charging plug 17 offer card slot 18, and first leads
Plate 13 and the second guide plate 14 are fixedly installed with fixture block 16 close to the side of charging plug 17, living inside the left side of charging connector 8
Dynamic to be equipped with output shaft 19, the both ends of output shaft 19 are fixedly installed with transmission gear 20, and the middle part of output shaft 19 is fixedly mounted
There is first pulley 21, the two sides of first pulley 21 are provided with bearing 22, and bearing 22 is fixedly attached to the outer surface of output shaft 19,
Charging connector 8 is movably installed with connecting shaft 23 close to the left side of output shaft 19, and the bottom end of connecting shaft 23 is fixedly installed with the second belt wheel 24,
Belt 25 is installed, the top of connecting shaft 23 is fixedly installed with linked gear 26, fills between first pulley 21 and the second belt wheel 24
The left outer surface of electric connection 8 is fixedly installed with the second servo motor 27, and the bottom end of the second servo motor 27 is fixedly installed with defeated
Gear 28 out.
A kind of optional technical solution as the utility model:
Protective cover 2 and charging pile body 1 are hinged, and protective cover 2 is fixedly connected by magnet 5 with fixing seat 4, anti-by being arranged
Protecting cover 2 and magnet 5 not only can play the role of security protection to charging connector 8, moreover it is possible to play the role of water proof and dust proof, prevent
The only damage of charging connector 8 extends the service life of low speed charging pile, and due to using hinged design, rainwater can be by anti-
The inclined outer surface of protecting cover 2 flows down, and is also convenient for the removal of charging connector 8 and connect with charging plug 17.
A kind of optional technical solution as the utility model:
The top movable of guide runner 9 is equipped with the pulley being evenly arranged, and guide runner 9 is equipped with guide chute 7；
Driving gear 11 is located at the inside of driving chamber 12.
A kind of optional technical solution as the utility model:
First guide plate 13 and the second guide plate 14 are slidably connected with driving chamber 12, and the first guide plate 13 and the second guide plate 14 are
L-type plate；
Gear 11 is driven to engage connection with the second rack gear 15.
A kind of optional technical solution as the utility model:
Fixture block 16 is correspondingly arranged with card slot 18, and fixture block 16 and card slot 18 are clamped, and passes through setting first servo motor 10, driving
Gear 11, the first guide plate 13, the second guide plate 14, the second rack gear 15, fixture block 16 and card slot 18, substantially increase 8 He of charging connector
The performance that charging plug 17 firmly installs, good connecting effect, securely and reliably, preventing loosening influences charging effect, mentions significantly
The high convenience and practicability of low speed charging pile, improves utilization rate.
A kind of optional technical solution as the utility model:
Transmission gear 20 is equipped with the first rack gear 6, and transmission gear 20 engages connection with the first rack gear 6.
A kind of optional technical solution as the utility model:
Output shaft 19 is flexibly connected by bearing 22 with charging connector 8；
First pulley 21 is flexibly connected by belt 25 with the second belt wheel 24；
Output gear 28 engages connection with linked gear 26, by the way that output shaft 19, transmission gear 20, first pulley is arranged
21, bearing 22, connecting shaft 23, the second belt wheel 24, belt 25, linked gear 26, the second servo motor 27 and output gear 28, are convenient for
Charging connector 8 moves left and right in loose slot 3, is easy to use and stores, facilitates adjusting.
The electric elements occurred in this article are electrically connected with extraneous main controller and 220V alternating current, and main controller can be meter
Calculation machine etc. plays the conventionally known equipment of control.
In conclusion the firm low speed charging pile of the charging connector, in a situation of use where, 27 up time of the second servo motor
Needle rotation drives charging pile body 1 to move right, and protective cover 2 is acted on the conflict of charging pile body 1, so that two magnet 5
Separation, protective cover 2 is opened at this time, and charging pile body 1 removes 1 outside of charging pile body, then by charging plug 17 and charging
First 8 docking, while first servo motor 10 rotates forward and drives the first guide plate 13 and the second guide plate 14 along charging plug 17
Position clamps, and when fixture block 16 and the clamping of card slot 18, first servo motor 10 stops working, and completes to fix, on the one hand by setting
Protective cover 2 and magnet 5 are set, not only can play the role of security protection to charging connector 8, moreover it is possible to play the work of water proof and dust proof
With preventing the damage of charging connector 8, extend the service life of low speed charging pile, due to using hinged design, rainwater can lead to
The inclined outer surface for crossing protective cover 2 flows down, and is also convenient for the removal of charging connector 8 and connect with charging plug 17, on the other hand logical
Cross setting first servo motor 10, driving gear 11, the first guide plate 13, the second guide plate 14, the second rack gear 15, fixture block 16 and card slot
18, the performance that charging connector 8 and charging plug 17 firmly install is substantially increased, good connecting effect securely and reliably prevents
Loosening influences charging effect, substantially increases the convenience and practicability of low speed charging pile, improves utilization rate, secondly by setting
Set output shaft 19, transmission gear 20, first pulley 21, bearing 22, connecting shaft 23, the second belt wheel 24, belt 25, linked gear 26,
Second servo motor 27 and output gear 28, move left and right in loose slot 3 convenient for charging connector 8, are easy to use and store, side
Just it adjusts.
It should be noted that in the present invention unless specifically defined or limited otherwise, fisrt feature is in the second spy
It can be that the first and second features directly contact or the first and second features are connect indirectly by intermediary "above" or "below" sign
Touching.Moreover, fisrt feature can be above the second feature " above ", " above " and " above " fisrt feature right above second feature or
Oblique upper, or first feature horizontal height is merely representative of higher than second feature.Fisrt feature second feature " under ", " lower section "
" following " can be fisrt feature and be directly under or diagonally below the second feature, or is merely representative of first feature horizontal height and is less than
Second feature.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (7)
1. a kind of firm low speed charging pile of charging connector, including charging pile body (1), it is characterised in that: the charging pile sheet
The frontal left bottom of body (1) is equipped with protective cover (2), and the inside of charging pile body (1) offers loose slot (3), institute
It states charging pile body (1) and is fixedly connected with fixing seat (4), the fixing seat close to the opening outer surface bottom of loose slot (3)
(4) it is fixedly connected to magnet (5) with the junction of protective cover (2), the inner bottom wall of the fixing seat (4) is fixedly installed with first
The inner roof wall of rack gear (6), the loose slot (3) offers guide chute (7), and the internal activity of the loose slot (3) is equipped with
Charging connector (8)；
The top left side of the charging connector (8) is fixedly installed with guide runner (9), the guide runner (9) and guide chute
(7) it is slidably connected, is fixedly installed with first servo motor (10) on the right side of the lateral inner of the charging connector (8), described first
The bottom end of servo motor (10) is fixedly installed with driving gear (11), and the top surface inner right side of the charging connector (8) offers
Driving chamber (12), the inside of the driving chamber (12) are equipped with the first guide plate (13) and the second guide plate (14), first guide plate
(13) and the side of close driving gear (11) of the second guide plate (14) is fixedly connected to the second rack gear (15)；
It is connected with charging plug (17) on the right side of the charging connector (8), the two sides of the charging plug (17) offer card
Slot (18), first guide plate (13) and the second guide plate (14) are fixedly installed with fixture block close to the side of charging plug (17)
(16), the left side internal activity of the charging connector (8) is equipped with output shaft (19), and the both ends of the output shaft (19) are fixed
It is equipped with transmission gear (20), is fixedly installed with first pulley (21), the first pulley in the middle part of the output shaft (19)
(21) two sides are provided with bearing (22), and the bearing (22) is fixedly attached to the outer surface of output shaft (19), the charging
Connector (8) is movably installed with connecting shaft (23) on the left of output shaft (19), and the bottom end of the connecting shaft (23) is fixedly installed with the
Two belt wheels (24) are equipped with belt (25) between the first pulley (21) and the second belt wheel (24), the connecting shaft (23)
Top is fixedly installed with linked gear (26), and the left outer surface of the charging connector (8) is fixedly installed with the second servo motor
(27), the bottom end of second servo motor (27) is fixedly installed with output gear (28).
2. the firm low speed charging pile of a kind of charging connector according to claim 1, it is characterised in that:
Hingedly, the protective cover (2) is fixed by magnet (5) and fixing seat (4) for the protective cover (2) and charging pile body (1)
Connection.
3. the firm low speed charging pile of a kind of charging connector according to claim 1, it is characterised in that:
The top movable of the guide runner (9) is equipped with the pulley being evenly arranged, the guide runner (9) and guide chute
(7) it is equipped with；
Driving gear (11) is located at the inside of driving chamber (12).
4. the firm low speed charging pile of a kind of charging connector according to claim 1, it is characterised in that:
First guide plate (13) and the second guide plate (14) are slidably connected with driving chamber (12), first guide plate (13) and
Two guide plates (14) are L-type plate；
The driving gear (11) engages connection with the second rack gear (15).
5. the firm low speed charging pile of a kind of charging connector according to claim 1, it is characterised in that:
The fixture block (16) is correspondingly arranged with card slot (18), and the fixture block (16) and card slot (18) are clamped.
6. the firm low speed charging pile of a kind of charging connector according to claim 1, it is characterised in that:
The transmission gear (20) is equipped with the first rack gear (6), the transmission gear (20) and the first rack gear (6) company of engagement
It connects.
7. the firm low speed charging pile of a kind of charging connector according to claim 1, it is characterised in that:
The output shaft (19) is flexibly connected by bearing (22) with charging connector (8)；
The first pulley (21) is flexibly connected by belt (25) with the second belt wheel (24)；
The output gear (28) engages connection with linked gear (26).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821945133.6U CN209274377U (en) | 2018-11-24 | 2018-11-24 | A kind of firm low speed charging pile of charging connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821945133.6U CN209274377U (en) | 2018-11-24 | 2018-11-24 | A kind of firm low speed charging pile of charging connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209274377U true CN209274377U (en) | 2019-08-20 |
Family
ID=67602600
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821945133.6U Expired - Fee Related CN209274377U (en) | 2018-11-24 | 2018-11-24 | A kind of firm low speed charging pile of charging connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209274377U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111262168A (en) * | 2019-12-10 | 2020-06-09 | 国家电网有限公司 | Intelligent ring main unit based on distributed power distribution terminal |
-
2018
- 2018-11-24 CN CN201821945133.6U patent/CN209274377U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111262168A (en) * | 2019-12-10 | 2020-06-09 | 国家电网有限公司 | Intelligent ring main unit based on distributed power distribution terminal |
| CN111262168B (en) * | 2019-12-10 | 2021-11-23 | 国家电网有限公司 | Intelligent ring main unit based on distributed power distribution terminal |
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| 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: 20190820 Termination date: 20211124 |