CN208393150U - A kind of electric vehicle power sources charging pile easy to remove - Google Patents
A kind of electric vehicle power sources charging pile easy to remove Download PDFInfo
- Publication number
- CN208393150U CN208393150U CN201820621995.7U CN201820621995U CN208393150U CN 208393150 U CN208393150 U CN 208393150U CN 201820621995 U CN201820621995 U CN 201820621995U CN 208393150 U CN208393150 U CN 208393150U
- Authority
- CN
- China
- Prior art keywords
- charging pile
- fixedly connected
- wall
- electric vehicle
- pile body
- 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
- Y02T90/12—Electric charging stations
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model discloses a kind of electric vehicle power sources charging piles easy to remove, including the pile body that charges, the lower surface of the charging pile body offers empty slot, the empty slot inner wall offers through-hole at the top of right side, the front and back of the empty slot inner wall offers sliding slot, the upper surface of the empty slot inner wall is fixedly connected with pulley blocks, and the left side and right side of the empty slot inner wall open up fluted.The electric vehicle power sources charging pile easy to remove, rotating bar is rotated by user so that threaded post rotates, threaded post moves upwards so that traction rope moves upwards, charging pile body moves downward so that charge pile body and ground face contact, attaching plug is pushed caused by charging pile body to fall off and charge the movement of pile body when so as to avoid user's charging, the time that user inserts plug again is saved, while movement of the handle to the person of being convenient to use to charging pile body is pushed by user.
Description
Technical field
The utility model relates to electric vehicle charging technique field, specially a kind of electric vehicle power sources charging easy to remove
Stake.
Background technique
The function of charging pile is similar to the fuel charger inside gas station, can be fixed on ground or wall, be installed on public
It builds in (public building, market and Public Parking etc.) and residential area parking lot or charging station, it can be according to different electricity
The electric car that grade is various models is pressed to charge.The input terminal of charging pile is directly connected to AC network, and output end is equipped with
Charging plug is used to charge for electric car.
Electric vehicle power sources charging pile is that the equipment of electric energy supply, existing electric vehicle power sources charging pile are provided for electric vehicle
The Chinese patent of patent such as CN20456861U discloses a kind of packaged type charging pile for electric vehicle, including shell, charging
The bottom of rifle, motor and idler wheel, the shell is equipped with four rolling, and charging pile is made to can adapt to the vehicle of different location, can
Easily mobile, although the patent can be realized the movement to charging pile, the four rolling of the charging pile is fixedly mounted on charging
The lower surface of stake, can make charging pile move when encountering charging pile so as to cause someone, so that being inserted in inserting on electric vehicle
Head falls off, and needs user that charging pile is moved to original place at this time and is plugged plug, to waste the time of user.
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 electric vehicle power sources charging pile easy to remove, solution
Electric vehicle power sources charging pile of having determined is that the equipment of electric energy supply, existing electric vehicle power sources charging pile patent are provided for electric vehicle
As the Chinese patent of CN20456861U discloses a kind of packaged type charging pile for electric vehicle, including shell, charging gun, electricity
The bottom of machine and idler wheel, the shell is equipped with four rolling, and charging pile is made to can adapt to the vehicle of different location, can easily move
Dynamic, although the patent can be realized the movement to charging pile, the four rolling of the charging pile is fixedly mounted under charging pile
Surface can make charging pile move when encountering charging pile so as to cause someone, so that it is inserted in the plug from falling on electric vehicle,
It needs user that charging pile is moved to original place at this time and is plugged plug, thus the problem of wasting the time of user.
(2) technical solution
To achieve the above object, the utility model provides the following technical solutions: one kind electric vehicle power sources easy to remove fill
The lower surface of electric stake, including charging pile body, the charging pile body offers empty slot, the top of empty slot inner wall right side
Through-hole is offered, the front and back of the empty slot inner wall offers sliding slot, and the upper surface of the empty slot inner wall is fixedly connected
There are pulley blocks, the left side and right side of the empty slot inner wall open up fluted, the upper surface of the groove inner wall and following table
Face is fixedly connected with the top of slide bar and bottom end respectively, and the outer surface of the slide bar is socketed with sliding sleeve.
The right side of the sliding sleeve is fixedly connected with movable plate, and the front and back of the movable plate is fixedly connected to cunning
Block, the outer surface of the sliding block and the inner wall of sliding slot are slidably connected, and the four corners of the movable plate lower surface are connected with first
Bearing, the inner wall of the first bearing are socketed with first rotating shaft, and the bottom end of the first rotating shaft is fixedly connected with idler wheel.
The four corners of the movable plate upper surface are fixedly connected to telescopic device, and the top of the telescopic device is fixed to be connected
It connects in the upper surface of empty slot inner wall, the upper surface of the movable plate is fixedly connected with link block, and the upper surface of the link block is solid
Surely it is connected with traction rope, the right end of the traction rope, which sequentially passes through pulley blocks and through-hole and fixes with the bottom end of the second shaft, to be connected
It connects, second bearing is socketed at the top of second shaft outer surface, the outer surface of the second bearing is connected with fixed plate, institute
The upper surface for stating fixed plate is fixedly connected with the bottom end of threaded post, and the outer surface thread of the threaded post is connected with thread cap, institute
The left side for stating thread cap is fixedly connected on the right side of charging pile body.
Preferably, the telescopic device includes spring and telescopic rod, and the spring is socketed in the outer surface of telescopic rod.
Preferably, the top of the spring and telescopic rod is fixedly connected in the upper surface of empty slot inner wall, the spring and
The bottom end of telescopic rod is fixedly connected on the upper surface of movable plate.
Preferably, the left side of the charging pile body is fixedly connected with handle, and the shape of the handle is U-shaped.
Preferably, the top of the threaded post is fixedly connected with rotating bar, and the shape of the rotating bar is T shape.
Preferably, the shape of the sliding block is T shape, and the shape of the sliding slot is T shape.
(3) beneficial effect
The utility model provides a kind of electric vehicle power sources charging pile easy to remove, have it is following the utility model has the advantages that
(1), the electric vehicle power sources charging pile easy to remove rotates rotating bar by user so that threaded post is revolved
Turning, threaded post rotates so that threaded post itself moves upwards, and threaded post moves upwards so that traction rope moves upwards,
Under the cooperation of spring, telescopic rod, movable plate, first bearing and first rotating shaft, traction rope moves upwards so that charging pile
Ontology moves downward, and charging pile body moves downward so that charge pile body and ground face contact, are turned by this user
Turn lever come control charging pile body and ground face contact mode, so as to avoid user charging when push charging pile body
Caused by attaching plug fall off and charge the movement of pile body, save the time that user inserts plug again, pass through simultaneously
User pushes movement of the handle to the person of being convenient to use to charging pile body.
(2), electric vehicle power sources charging pile easy to remove, by the way that spring is arranged, so that spring mentions for movable plate
It for downward elastic force, ensure that idler wheel can support charging pile body, charging pile body enabled to be detached from ground.
(3), electric vehicle power sources charging pile easy to remove, by the way that the sliding block and sliding slot of T shape is arranged, so that movable
The movement of plate is more steady, shakes when avoiding movable plate movement, and the utility model which has a compact structure and a reasonable design, real
It is strong with property.
Detailed description of the invention
Fig. 1 is the schematic diagram of the section structure that the utility model is faced；
Fig. 2 is the schematic diagram of the section structure of the right view of the utility model；
Fig. 3 is the schematic diagram of the section structure that the utility model sliding slot is overlooked.
In figure: 1 charging pile body, 2 empty slots, 3 through-holes, 4 grooves, 5 slide bars, 6 sliding sleeves, 7 movable plates, 8 sliding slots, 9 first axles
Hold, 10 first rotating shafts, 11 idler wheels, 12 telescopic devices, 121 springs, 122 telescopic rods, 13 link blocks, 14 pulley blocks, 15 traction ropes,
16 second shafts, 17 second bearings, 18 fixed plates, 19 thread caps, 20 threaded posts, 21 rotating bars, 22 handles, 23 sliding blocks.
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.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
As shown in Figure 1-3, the utility model provides a kind of technical solution: a kind of electric vehicle power sources charging easy to remove
Stake, including charging pile body 1, the left side of charging pile body 1 is fixedly connected with handle 22, by the way that handle 22 is arranged, thus side
Just user controls the movement of charging pile body 1 by pushing handle 22, so that user's mobile charging pile body 1 is more square
Just, the shape of handle 22 is U-shaped, and the lower surface of charging pile body 1 offers empty slot 2, by the way that empty slot 2 is arranged, so that empty
Slot 2 provides space for the movement of movable plate 7, spring 121 and telescopic rod 122, ensure that the normal operation of movable plate 7,
Empty slot offers through-hole 3 at the top of 2 inner wall right side, by the way that through-hole 3 is arranged, to facilitate the movement of traction rope 15, in empty slot 2
The front and back of wall offers sliding slot 8, and the upper surface of 2 inner wall of empty slot is fixedly connected with pulley blocks 14, by the way that pulley is arranged
Group 14, so that the movement of traction rope 15 is more smooth, the left side and right side of 2 inner wall of empty slot open up fluted 4, lead to
Cross setting groove 4 so that groove 4 is that slide bar 5 provides fixed space, the upper and lower surfaces of 4 inner wall of groove respectively with
The top of slide bar 5 is fixedly connected with bottom end, by setting slide bar 5 and sliding sleeve 6, so that the movement of movable plate 7 is more steady,
The outer surface of slide bar 5 is socketed with sliding sleeve 6.
The right side of sliding sleeve 6 is fixedly connected with movable plate 7, and the front and back of movable plate 7 is fixedly connected to sliding block 23,
The shape of sliding block 23 is T shape, and the shape of sliding slot 8 is T shape, by the way that the sliding block 23 and sliding slot 8 of T shape is arranged, so that movable plate 7
Movement it is more steady, avoid when movable plate 7 moves and shake, the inner wall of the outer surface of sliding block 23 and sliding slot 8, which slides, to be connected
It connects, the four corners of 7 lower surface of movable plate are connected with first bearing 9, by the way that first bearing 9 is arranged, so that first rotating shaft
10 rotation is more steady, and idler wheel 11 is freely rotated, and then the person's of being convenient to use mobile charging pile body 1, and first
The inner wall of bearing 9 is socketed with first rotating shaft 10, by the way that first rotating shaft 10 is arranged, so that the rotation of idler wheel 11 more steady flow
Freely, the bottom end of first rotating shaft 10 is fixedly connected with idler wheel 11, by the way that idler wheel 11 is arranged, thus convenient for users to being moved by idler wheel 11
Dynamic charging pile body 1.
The four corners of 7 upper surface of movable plate are fixedly connected to telescopic device 12, and telescopic device 12 includes spring 121 and stretches
Contracting bar 122, spring 121 are socketed in the outer surface of telescopic rod 122, by the way that telescopic rod 122 is arranged, so that the fortune of movable plate 7
It is dynamic more steady smooth, while avoiding spring 121 and double swerve, the fixed company in the top of spring 121 and telescopic rod 122 occur
It connects in the upper surface of 2 inner wall of empty slot, the bottom end of spring 121 and telescopic rod 122 is fixedly connected on the upper surface of movable plate 7, passes through
Spring 121 is set, so that spring 121 is that movable plate 7 provides downward elastic force, ensure that idler wheel 11 can support charging
Pile body 1 enables charging pile body 1 to be detached from ground, and the top of telescopic device 12 is fixedly connected on the upper table of 2 inner wall of empty slot
Face, the upper surface of movable plate 7 are fixedly connected with link block 13, and the upper surface of link block 13 is fixedly connected with traction rope 15, passes through
Traction rope 15 is set, so that the movement of traction rope 15 is able to drive the movement of movable plate 7, the right end of traction rope 15 sequentially passes through cunning
Wheel group 14 and through-hole 3 are simultaneously fixedly connected with the bottom end of the second shaft 16, and the second shaft is socketed with the second axis at the top of 16 outer surface
17 are held, the outer surface of second bearing 17 is connected with fixed plate 18, the fixed company in the upper surface of fixed plate 18 and the bottom end of threaded post 20
It connects, by the way that threaded post 20 is arranged, so that threaded post 20 is able to drive the movement of traction rope 15, the top of threaded post 20 when moving
It is fixedly connected with rotating bar 21, by the way that rotating bar 21 is arranged, thus convenient for users to controlling screw thread by rotation rotating bar 21
The shape of the movement of column 20, rotating bar 21 is T shape, and the outer surface thread of threaded post 20 is connected with thread cap 19, by the way that spiral shell is arranged
Line cap 19, so that threaded post 20 itself can be moved upwardly or downwardly when threaded post 20 rotates, the left side of thread cap 19
It is fixedly connected on the right side of charging pile body 1.
In use, user rotates rotating bar 21 so that the rotation of threaded post 20, the rotation of threaded post 20 are solid to drive
Fixed board 18 and second bearing 17 rotate, and for the rotation of threaded post 20 so that threaded post 20 moves downward itself, threaded post 20 is downward
Movement to driving fixed plate 18 to move downward, fixed plate 18 move downward to drive second bearing 17 and the second shaft 16 to
Lower movement, the second shaft 16 moves downward so that traction rope 15 relaxes, so that living under the elastic force effect of spring 121
Movable plate 7 moves downward, and movable plate 7 moves downward so that telescopic rod 122 extends, and movable plate 7 moves downward to drive cunning
The slide downward in sliding slot 8 of block 23, movable plate 7 move downward to drive the slide downward on slide bar 5 of sliding sleeve 6, movable plate 7 to
To drive first bearing 9 and first rotating shaft 10 to move downward, first rotating shaft 10 moves downward to drive idler wheel 11 for lower movement
It moves downward, when idler wheel 11 continues to move downward when being contacted with ground so that the pile body 1 that charges moves upwards, works as charging pile
Ontology 1 moves to user behind appropriate location and stops operating rotating bar 21, and then user pushes handle 22 so that charging
Pile body 1 moves to required position by idler wheel 11, and after the pile body 1 that charges moves to required position, user stops pushing
Handle 22 so that charging 1 stop motion of pile body, then user rotate rotating bar 21 so that threaded post 20 rotate,
So that threaded post 20 moves upwards itself, threaded post 20 moves upwards to drive traction rope 15 upward the rotation of threaded post 20
Movement, traction rope 15 move upwards that link block 13 is driven to move upwards, and link block 13 moves upwards to drive movable plate 7
It moves upwards, movable plate 7 moves upwards so that spring 121 and telescopic rod 122 are shunk, and movable plate 7 moves upwards to band
Dynamic first bearing 9, first rotating shaft 10 and idler wheel 11 move upwards, and after idler wheel 11 moves upward to original place, user stops turning
Turn lever 21.
Can to sum up obtain, (1), the electric vehicle power sources charging pile easy to remove, by user rotate rotating bar 21 to
So that threaded post 20 rotates, the rotation of threaded post 20 so that threaded post 20 moves upwards itself, threaded post 20 move upwards from
And traction rope 15 is moved upwards, in matching for spring 121, telescopic rod 122, movable plate 7, first bearing 9 and first rotating shaft 10
Under conjunction, traction rope 15 is moved upwards so that the pile body 1 that charges moves downward, charging pile body 1 move downward so that
Charging pile body 1 and ground face contact rotate rotating bar 21 by this user to control charging pile body 1 and ground face contact
Mode pushes attaching plug caused by charging pile body 1 to fall off and charge pile body 1 when so as to avoid user's charging
It is mobile, the time that user inserts plug again is saved, while pushing handle 22 to the person of being convenient to use couple by user
The movement for the pile body 1 that charges.
(2), electric vehicle power sources charging pile easy to remove, by the way that spring 121 is arranged, so that spring 121 is to live
Movable plate 7 provides downward elastic force, ensure that idler wheel 11 can support charging pile body 1, charging pile body 1 is detached from
Ground.
(3), the electric vehicle power sources charging pile easy to remove, by the way that the sliding block 23 and sliding slot 8 of T shape is arranged, so that
The movement of movable plate 7 is more steady, avoids when movable plate 7 moves and shakes, and the utility model is compact-sized, design is closed
Reason, it is practical.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of electric vehicle power sources charging pile easy to remove, including charging pile body (1), it is characterised in that: the charging pile
The lower surface of ontology (1) offers empty slot (2), offers through-hole (3), the sky at the top of empty slot (2) the inner wall right side
The front and back of slot (2) inner wall offers sliding slot (8), and the upper surface of empty slot (2) inner wall is fixedly connected with pulley blocks
(14), the left side and right side of empty slot (2) inner wall open up fluted (4), the upper surface of groove (4) inner wall and
Lower surface is fixedly connected with the top of slide bar (5) and bottom end respectively, and the outer surface of the slide bar (5) is socketed with sliding sleeve (6)；
The right side of the sliding sleeve (6) is fixedly connected with movable plate (7), and the front and back of the movable plate (7) is fixed to be connected
It is connected to sliding block (23), the outer surface of the sliding block (23) and the inner wall of sliding slot (8) are slidably connected, movable plate (7) lower surface
Four corners be connected with first bearing (9), the inner wall of the first bearing (9) is socketed with first rotating shaft (10), described first
The bottom end of shaft (10) is fixedly connected with idler wheel (11)；
The four corners of movable plate (7) upper surface are fixedly connected to telescopic device (12), the top of the telescopic device (12)
End is fixedly connected on the upper surface of empty slot (2) inner wall, and the upper surface of the movable plate (7) is fixedly connected with link block (13), institute
The upper surface for stating link block (13) is fixedly connected with traction rope (15), and the right end of the traction rope (15) sequentially passes through pulley blocks
(14) it and through-hole (3) and is fixedly connected with the bottom end of the second shaft (16), the top socket of the second shaft (16) outer surface
Have second bearing (17), the outer surface of the second bearing (17) is connected with fixed plate (18), the upper table of the fixed plate (18)
Face is fixedly connected with the bottom end of threaded post (20), and the outer surface thread of the threaded post (20) is connected with thread cap (19), described
The left side of thread cap (19) is fixedly connected on the right side of charging pile body (1).
2. one kind according to claim 1 electric vehicle power sources charging pile easy to remove, it is characterised in that: the flexible dress
Setting (12) includes spring (121) and telescopic rod (122), and the spring (121) is socketed in the outer surface of telescopic rod (122).
3. one kind according to claim 2 electric vehicle power sources charging pile easy to remove, it is characterised in that: the spring
(121) it is fixedly connected with the top of telescopic rod (122) in the upper surface of empty slot (2) inner wall, the spring (121) and telescopic rod
(122) bottom end is fixedly connected on the upper surface of movable plate (7).
4. one kind according to claim 1 electric vehicle power sources charging pile easy to remove, it is characterised in that: the charging pile
The left side of ontology (1) is fixedly connected with handle (22), and the shape of the handle (22) is U-shaped.
5. one kind according to claim 1 electric vehicle power sources charging pile easy to remove, it is characterised in that: the threaded post
(20) top is fixedly connected with rotating bar (21), and the shape of the rotating bar (21) is T shape.
6. one kind according to claim 1 electric vehicle power sources charging pile easy to remove, it is characterised in that: the sliding block
(23) shape is T shape, and the shape of the sliding slot (8) is T shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820621995.7U CN208393150U (en) | 2018-04-27 | 2018-04-27 | A kind of electric vehicle power sources charging pile easy to remove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820621995.7U CN208393150U (en) | 2018-04-27 | 2018-04-27 | A kind of electric vehicle power sources charging pile easy to remove |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208393150U true CN208393150U (en) | 2019-01-18 |
Family
ID=65061146
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820621995.7U Expired - Fee Related CN208393150U (en) | 2018-04-27 | 2018-04-27 | A kind of electric vehicle power sources charging pile easy to remove |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208393150U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110329097A (en) * | 2019-06-13 | 2019-10-15 | 重庆工业职业技术学院 | A kind of new-energy automobile safety charging device |
| CN115621004A (en) * | 2022-12-15 | 2023-01-17 | 国网江苏省电力有限公司南通供电分公司 | Temperature control system for heat exchange of transformer |
-
2018
- 2018-04-27 CN CN201820621995.7U patent/CN208393150U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110329097A (en) * | 2019-06-13 | 2019-10-15 | 重庆工业职业技术学院 | A kind of new-energy automobile safety charging device |
| CN110329097B (en) * | 2019-06-13 | 2020-12-25 | 重庆工业职业技术学院 | New energy automobile safety charging device |
| CN115621004A (en) * | 2022-12-15 | 2023-01-17 | 国网江苏省电力有限公司南通供电分公司 | Temperature control system for heat exchange of transformer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190118 Termination date: 20200427 |