CN109283480A - A kind of electric energy meter detection mobile device - Google Patents
A kind of electric energy meter detection mobile device Download PDFInfo
- Publication number
- CN109283480A CN109283480A CN201811334710.2A CN201811334710A CN109283480A CN 109283480 A CN109283480 A CN 109283480A CN 201811334710 A CN201811334710 A CN 201811334710A CN 109283480 A CN109283480 A CN 109283480A
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- fixedly connected
- umbrella tooth
- motor
- electric energy
- energy meter
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- 238000001514 detection method Methods 0.000 title abstract description 6
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 26
- 238000004804 winding Methods 0.000 claims abstract description 14
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 9
- 239000010959 steel Substances 0.000 claims abstract description 9
- 210000000515 tooth Anatomy 0.000 claims description 45
- 235000005121 Sorbus torminalis Nutrition 0.000 claims description 3
- 244000152100 Sorbus torminalis Species 0.000 claims description 3
- 238000005253 cladding Methods 0.000 claims description 3
- 239000004519 grease Substances 0.000 claims description 3
- 230000001050 lubricating effect Effects 0.000 claims description 3
- 238000005096 rolling process Methods 0.000 claims description 2
- 238000009434 installation Methods 0.000 abstract description 4
- 230000007812 deficiency Effects 0.000 abstract description 3
- 238000012423 maintenance Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 4
- 230000005611 electricity Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R35/00—Testing or calibrating of apparatus covered by the other groups of this subclass
- G01R35/04—Testing or calibrating of apparatus covered by the other groups of this subclass of instruments for measuring time integral of power or current
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Transmission Devices (AREA)
- Jib Cranes (AREA)
Abstract
The invention discloses a kind of electric energy meter detection mobile devices, including pedestal, pulley, support device, housing, lead screw, crane, the first umbrella tooth, mounting rod, shaft, the second umbrella tooth, third umbrella tooth, first motor, the 4th umbrella tooth, hollow seat, arc groove, straight trough, idler wheel, hoistable platform, steel cable, motor cabinet, the second motor, support rod, winding wheel and shaft etc.；The present invention have it is structurally reasonable it is simple, production cost is low, easy for installation, service personnel stands on hoistable platform, it is overhauled, when needing mobile, is directly moved by pulley, eliminate operator by ladder carry out maintenance bring high-risk, meanwhile can be operated by a variety of automation means, it is operated without more people, labor intensity is reduced, solves the deficiency in background technique.
Description
Technical field
The present invention relates to electric energy meter technical field, in particular to a kind of electric energy meter detects mobile device.
Background technique
Electric energy meter is the instrument for measuring electric energy, also known as kilowatt-hour meter, energy meter, kilowatt-hour table, refers to the various electricity of measurement
The instrument of amount.It should be noted that when using electric energy meter in the case where low-voltage (being no more than 500 volts) and low current (dozens of Ann), electricity
Energy table can be directly accessed circuit and measure.In the case where high voltage or high current, electric energy meter cannot directly access route, need
Voltage transformer or current transformer is cooperated to use.
The installation site of electric energy meter is relatively high at present, and when to electric energy meter Measuring error, operator needs to be carried out with ladder
It climbs, is ascended a height using ladder, biggish risk can be brought, operator is easy injury, and usually requires two using ladder
People operates, and testing cost greatly increases, and increases labor intensity, so needing a kind of technology insufficient to make up this.
Summary of the invention
The object of the invention is that solve the above-mentioned problems, and a kind of electric energy meter detection mobile device is provided.
To solve the above-mentioned problems, the present invention provides a kind of technical solutions: a kind of electric energy meter detection mobile device, including
Pedestal, pulley, support device, housing, lead screw, crane, the first umbrella tooth, mounting rod, shaft, the second umbrella tooth, third umbrella tooth,
One motor and the 4th umbrella tooth；Pulley there are four being set in a manner of rectangular array on the lower surface of the pedestal；Under the pedestal
Centre of surface position is equipped with a support device；The base upper surface two sides are fixedly connected to a housing；The cover
It is connected with a lead screw in shell, first umbrella tooth is fixedly connected on the lower end of the lead screw；The pedestal
It is fixedly connected on upper surface there are two the mounting rod that is spaced apart from each other, is connected with a shaft between the mounting rod；It is described
The both ends of shaft are fixedly connected to a third umbrella tooth, and the third umbrella tooth is intermeshed with corresponding first umbrella tooth one
It rises；Second umbrella tooth is fixedly connected on the center of the shaft；One first is also fixedly connected on the pedestal
Motor is fixedly connected with the 4th umbrella tooth on the output shaft of the first motor, and the 4th umbrella tooth and the second umbrella tooth are mutual
Mesh together；The crane is threadedly attached on two lead screws.
Preferably, further include hollow seat, arc groove, straight trough, idler wheel, hoistable platform, steel cable, motor cabinet, the second motor,
Support rod, winding wheel and shaft；A hollow seat is fixedly connected on the crane；The chamber interior middle-end of the hollow seat
Equipped with a straight trough, the chamber interior both ends of the hollow seat are equipped with an arc groove；One is equipped in the arc groove
Idler wheel is connected with a hoistable platform between the idler wheel；The hollow seat top left hand is fixedly connected with a motor cabinet, institute
It states and is fixedly connected with second motor on motor cabinet；A support rod is fixedly connected on the right side of the hollow seat top；It is described
One end of winding wheel is fixedly connected on the output shaft of the second motor, and the other end of the winding wheel is movably connected in by shaft
On support rod；It is linked together between the winding wheel and hoistable platform by steel cable.
Preferably, further including vertical plate, handrail, groove, through-hole and locking device；Hoistable platform upper surface two sides are equal
It is fixedly connected with a vertical plate；A handrail is connected between the vertical plate；It is equipped on two lateral surface of handrail several recessed
Slot；A through-hole is equipped in the vertical plate upper end position；Vertical plate lateral surface upper end is equipped with a locking device.
Preferably, the specific structure of the locking device are as follows: including locking bar, hollow groove, connecting rod, axle sleeve, spring and
Pull ring；The hollow groove is fixedly connected on vertical plate；A connection is fixedly connected on the chamber interior top of the hollow groove
Bar；An axle sleeve is fixedly connected on the end of the connecting rod；A locking bar is slidably connected in the axle sleeve；The locking bar
Outboard end on be fixedly connected with a pull ring, the locking bar exposes cladding on the outer surface of hollow groove and is connected with a spring；
The inner end of the locking bar passes through through-hole and is arranged in a groove.
Preferably, the specific structure of the support device are as follows: including upper backup pad, lower supporting plate, upper support bar, lower branch
Strut, middle support rod and hydraulic cylinder；The upper backup pad is fixedly connected on the lower surface center of pedestal；The upper support
Plate lower surface two sides are hinged with a upper support bar；A middle support rod is hinged on the end of the upper support bar；Institute
It states and is hinged with a lower support bar on the end of support rod；The end of the lower support bar is respectively hinged at lower supporting plate
Upper surface two sides；The hydraulic cylinder is fixedly connected between two middle support rods.
Preferably, the support device expansion height is greater than height of pulley.
Preferably, the pull ring is equipped with anti-skid chequer.
Preferably, the lead screw is equipped with lubricating grease.
Beneficial effects of the present invention:
(1) present invention have it is structurally reasonable it is simple, production cost is low, easy for installation, service personnel stands on hoistable platform, carries out
Maintenance is directly moved by pulley when needing mobile, eliminate operator overhaul by ladder bring it is high-risk
Danger, meanwhile, it can be operated by a variety of automation means, be operated without more people, reduce labor intensity, solve background
Deficiency in technology.
(2) handrail of the invention is adjustable, to be suitble to people of different heights group, facilitates and is operated.
(3) present invention is provided with support device, can be supported when static to pedestal, anti-limited slip wheel sliding.
Detailed description of the invention:
Detailed description will be given by the following detailed implementation and drawings by the present invention for ease of explanation,.
Fig. 1 is the structural diagram of the present invention.
Fig. 2 is partial structure diagram of the invention.
Fig. 3 is the structural schematic diagram of locking device of the present invention.
Fig. 4 is the structural schematic diagram of support device of the present invention.
In figure: 1- pedestal；2- pulley；3- support device；4- housing；5- lead screw；6- crane；The first umbrella tooth of 7-；8- peace
Fill bar；9- shaft；The second umbrella tooth of 10-；11- third umbrella tooth；12- first motor；The 4th umbrella tooth of 13-；14- hollow seat；15- circular arc
Slot；16- straight trough；17- idler wheel；18- hoistable platform；19- steel cable；20- motor cabinet；The second motor of 21-；22- support rod；23- is received
Rolling wheel；24- shaft；25- vertical plate；26- handrail；27- groove；28- through-hole；29- locking bar；30- hollow groove；31- connecting rod；32-
Axle sleeve；33- spring；34- pull ring；35- upper backup pad；36- lower supporting plate；37- upper support bar；38- lower support bar；It is propped up in 39-
Strut；40- hydraulic cylinder.
Specific embodiment:
As shown in Figures 1 to 4, present embodiment uses following technical scheme: a kind of electric energy meter detection mobile device, including
Pedestal 1, pulley 2, support device 3, housing 4, lead screw 5, crane 6, the first umbrella tooth 7, mounting rod 8, shaft 9, the second umbrella tooth 10,
Third umbrella tooth 11, first motor 12, the 4th umbrella tooth 13, hollow seat 14, arc groove 15, straight trough 16, idler wheel 17, hoistable platform 18,
Steel cable 19, motor cabinet 20, the second motor 21, support rod 22, winding wheel 23 and shaft 24；With square on the lower surface of the pedestal 1
The mode of shape array is set there are four pulley 2；The lower surface center of the pedestal 1 is equipped with a support device 3；The bottom
1 upper surface two sides of seat are fixedly connected to a housing 4；A lead screw 5, the lead screw 5 are connected in the housing 4
Lower end on be fixedly connected to first umbrella tooth 7；It is spaced apart from each other there are two being fixedly connected on the upper surface of the pedestal 1
Mounting rod 8 is connected with a shaft 9 between the mounting rod 8；The both ends of the shaft 9 are fixedly connected to one
Three umbrella tooths 11, the third umbrella tooth 11 are intermeshed together with corresponding first umbrella tooth 7；On the center of the shaft 9
It is fixedly connected with second umbrella tooth 10；A first motor 12, the first motor 12 are also fixedly connected on the pedestal 1
Output shaft on be fixedly connected with the 4th umbrella tooth 13, the 4th umbrella tooth 13 and the intermeshing of the second umbrella tooth 10 are together；
The crane 6 is threadedly attached on two lead screws 5；A hollow seat 14 is fixedly connected on the crane 6；It is described
The chamber interior middle-end of hollow seat 14 is equipped with a straight trough 16, and the chamber interior both ends of the hollow seat 14 are equipped with a circular arc
Slot 15；It is equipped with an idler wheel 17 in the arc groove 15, a hoistable platform 18 is connected between the idler wheel 17；In described
14 top left hand of vacant seat is fixedly connected with a motor cabinet 20, and second motor 21 is fixedly connected on the motor cabinet 20；
A support rod 22 is fixedly connected on the right side of 14 top of hollow seat；One end of the winding wheel 23 is fixedly connected on the second electricity
On the output shaft of machine 21, the other end of the winding wheel 23 is movably connected on support rod 22 by shaft 24；The winding wheel
It is linked together between 23 and hoistable platform 18 by steel cable 19.
It as shown in Figures 1 to 4, further include vertical plate 25, handrail 26, groove 27, through-hole 28 and locking device；The lifting is flat
18 upper surface two sides of platform are fixedly connected to a vertical plate 25；A handrail 26 is connected between the vertical plate 25；The handrail
Several grooves 27 are equipped on 26 liang of lateral surfaces；A through-hole 28 is equipped in 25 upper end position of vertical plate；The vertical plate 25
Lateral surface upper end is equipped with a locking device.
As shown in Figures 1 to 4, the specific structure of the locking device are as follows: including locking bar 29, hollow groove 30, connecting rod 31,
Axle sleeve 32, spring 33 and pull ring 34；The hollow groove 30 is fixedly connected on vertical plate 25；The chamber interior top of the hollow groove 30
A connecting rod 31 is fixedly connected on end；An axle sleeve 32 is fixedly connected on the end of the connecting rod 31；The axle sleeve
A locking bar 29 is slidably connected in 32；A pull ring 34, the locking bar 29 are fixedly connected on the outboard end of the locking bar 29
Expose cladding on the outer surface of hollow groove 30 and is connected with a spring 33；The inner end of the locking bar 29 passes through through-hole 28 and is arranged
In groove 27.
As shown in Figures 1 to 4, the specific structure of the support device 3 are as follows: including upper backup pad 35, lower supporting plate 36, on
Support rod 37, lower support bar 38, middle support rod 39 and hydraulic cylinder 40；The upper backup pad 35 is fixedly connected on the following table of pedestal 1
On the center of face；The 35 lower surface two sides of upper backup pad are hinged with a upper support bar 37；The upper support bar 37
A middle support rod 39 is hinged on end；A lower support bar 38 is hinged on the end of the middle support rod 39；Institute
The end for stating lower support bar 38 is respectively hinged at the upper surface two sides of lower supporting plate 36；The hydraulic cylinder 40 is fixedly connected on two
Between middle support rod 39.
Wherein, the expansion of support device 3 height is greater than 2 height of pulley；The pull ring 34 is equipped with anti-skid chequer；The silk
Thick stick 5 is equipped with lubricating grease.
Use state of the invention are as follows: maintenance person stands on hoistable platform 18, and pulley 2 is moved, after place of arrival, branch
Hydraulic cylinder 40 in support arrangement 3 works, so that upper backup pad 35 and lower supporting plate 36 are supported, to realize anti-skidding technology
The height of effect, handrail 26 can be adjusted, and pull pull ring 34, and locking bar 29 is inserted into groove 27, needs significantly
When height adjustment, first motor 12 drives the rotation of the 4th umbrella tooth 13, and the 4th umbrella tooth 13 drives the rotation of the second umbrella tooth 10, the second umbrella tooth
10 drive the third umbrella tooth 11 of 9 two sides of shaft to rotate, and finally lead screw 5 are driven to be rotated, adjusted to the height of crane 6
Section, when needing height adjustment by a small margin, the second motor 21 drives winding wheel 23 to rotate, and winding wheel 23 is flat by 19 pairs of steel cable liftings
The height of platform 18 is adjusted, and solves the deficiency in background technique through the above technical solution.
In the description of invention, it is to be understood that term " coaxial ", " bottom ", " one end ", " top ", " middle part ",
The orientation or positional relationship of the instructions such as " other end ", "upper", " side ", " top ", "inner", " front ", " center ", " both ends " is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of description invention and simplifies description, rather than indication or suggestion
Signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to hair
Bright limitation.
In invention unless specifically defined or limited otherwise, term " installation ", " setting ", " connection ", " fixation ",
Terms such as " being screwed on " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be with
It is mechanical connection, is also possible to be electrically connected；It can be directly connected, two can also be can be indirectly connected through an intermediary
The interaction relationship of connection or two elements inside a element, unless otherwise restricted clearly, for the common of this field
For technical staff, concrete meaning of the above-mentioned term in invention can be understood as the case may be.
The advantages of basic principles and main features and invention of invention have been shown and described above, the technical staff of the industry
It should be appreciated that invention is not restricted to the described embodiments, the above embodiments and description only describe the originals of invention
Reason, under the premise of not departing from spirit and range, invention be will also have various changes and improvements, these changes and improvements are all fallen
Enter within the scope of claimed invention, invents claimed range and be defined by the appending claims and its equivalent thereof.
Claims (8)
1. a kind of electric energy meter detects mobile device, it is characterised in that: including pedestal (1), pulley (2), support device (3), housing
(4), lead screw (5), crane (6), the first umbrella tooth (7), mounting rod (8), shaft (9), the second umbrella tooth (10), third umbrella tooth
(11), first motor (12) and the 4th umbrella tooth (13)；
There are four being set in a manner of rectangular array on the lower surface of the pedestal (1) pulley (2)；The lower surface of the pedestal (1)
Center is equipped with a support device (3)；Pedestal (1) the upper surface two sides are fixedly connected to a housing (4)；Institute
It states and is connected with a lead screw (5) in housing (4), be fixedly connected to first umbrella on the lower end of the lead screw (5)
Tooth (7)；Be fixedly connected on the upper surface of the pedestal (1) there are two the mounting rod (8) that is spaced apart from each other, the mounting rod (8) it
Between be connected with a shaft (9)；The both ends of the shaft (9) are fixedly connected to a third umbrella tooth (11), and described
Three umbrella tooths (11) are intermeshed together with corresponding first umbrella tooth (7)；It is fixedly connected on the center of the shaft (9)
One the second umbrella tooth (10)；A first motor (12) is also fixedly connected on the pedestal (1), the first motor (12)
The 4th umbrella tooth (13) is fixedly connected on output shaft, the 4th umbrella tooth (13) and the second umbrella tooth (10) are intermeshed one
It rises；The crane (6) is threadedly attached on two lead screws (5).
2. a kind of electric energy meter according to claim 1 detects mobile device, it is characterised in that: further include hollow seat (14),
Arc groove (15), straight trough (16), idler wheel (17), hoistable platform (18), steel cable (19), motor cabinet (20), the second motor (21), branch
Strut (22), winding wheel (23) and shaft (24)；A hollow seat (14) is fixedly connected on the crane (6)；In described
The chamber interior middle-end of vacant seat (14) is equipped with a straight trough (16), and the chamber interior both ends of the hollow seat (14) are equipped with one
Arc groove (15)；It is equipped with an idler wheel (17) in the arc groove (15), a lifting is connected between the idler wheel (17)
Platform (18)；Hollow seat (14) top left hand is fixedly connected with a motor cabinet (20), fixes on the motor cabinet (20)
It is connected with second motor (21)；A support rod (22) is fixedly connected on the right side of hollow seat (14) top；The receipts
One end of rolling wheel (23) is fixedly connected on the output shaft of the second motor (21), and the other end of the winding wheel (23) passes through shaft
(24) it is movably connected on support rod (22)；It is connected between the winding wheel (23) and hoistable platform (18) by steel cable (19)
Together.
3. a kind of electric energy meter according to claim 1 detects mobile device, it is characterised in that: further include vertical plate (25), help
Hand (26), groove (27), through-hole (28) and locking device；Hoistable platform (18) the upper surface two sides are fixedly connected to one
Vertical plate (25)；A handrail (26) is connected between the vertical plate (25)；It is equipped on (26) two lateral surface of handrail several
Groove (27)；A through-hole (28) is equipped in vertical plate (25) upper end position；Vertical plate (25) the lateral surface upper end is all provided with
There is a locking device.
4. a kind of electric energy meter according to claim 3 detects mobile device, it is characterised in that: the locking device it is specific
Structure are as follows: including locking bar (29), hollow groove (30), connecting rod (31), axle sleeve (32), spring (33) and pull ring (34)；In described
Empty slot (30) is fixedly connected on vertical plate (25)；A connection is fixedly connected on the chamber interior top of the hollow groove (30)
Bar (31)；An axle sleeve (32) is fixedly connected on the end of the connecting rod (31)；It is slidably connected in the axle sleeve (32)
One locking bar (29)；A pull ring (34) is fixedly connected on the outboard end of the locking bar (29), during the locking bar (29) is exposed
Cladding is connected with a spring (33) on the outer surface of empty slot (30)；The inner end of the locking bar (29) is arranged across through-hole (28)
In groove (27).
5. a kind of electric energy meter according to claim 1 detects mobile device, it is characterised in that: the support device (3)
Specific structure are as follows: including upper backup pad (35), lower supporting plate (36), upper support bar (37), lower support bar (38), middle support rod
(39) and hydraulic cylinder (40)；The upper backup pad (35) is fixedly connected on the lower surface center of pedestal (1)；The upper branch
Fagging (35) lower surface two sides are hinged with a upper support bar (37)；One is hinged on the end of the upper support bar (37)
A middle support rod (39)；A lower support bar (38) is hinged on the end of the middle support rod (39)；The lower support bar
(38) end is respectively hinged at the upper surface two sides of lower supporting plate (36)；The hydraulic cylinder (40), which is fixedly connected in two, props up
Between strut (39).
6. a kind of electric energy meter according to claim 1 detects mobile device, it is characterised in that: support device (3) exhibition
It opens height and is greater than pulley (2) height.
7. a kind of electric energy meter according to claim 4 detects mobile device, it is characterised in that: the pull ring (34) is equipped with
Anti-skid chequer.
8. a kind of electric energy meter according to claim 1 detects mobile device, it is characterised in that: the lead screw (5) is equipped with
Lubricating grease.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811334710.2A CN109283480B (en) | 2018-11-10 | 2018-11-10 | Electric energy meter detection mobile device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811334710.2A CN109283480B (en) | 2018-11-10 | 2018-11-10 | Electric energy meter detection mobile device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109283480A true CN109283480A (en) | 2019-01-29 |
| CN109283480B CN109283480B (en) | 2021-05-14 |
Family
ID=65175957
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811334710.2A Expired - Fee Related CN109283480B (en) | 2018-11-10 | 2018-11-10 | Electric energy meter detection mobile device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109283480B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110712518A (en) * | 2019-11-01 | 2020-01-21 | 河北大沃农业科技有限公司 | Steering device for field walking robot |
| CN117031389A (en) * | 2023-08-12 | 2023-11-10 | 广东博立科技有限公司 | Intelligent detection device for defects of electric energy meter |
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| CN108017009A (en) * | 2017-12-29 | 2018-05-11 | 石狮市酷瑞电气有限责任公司 | A kind of high voltage converter easy to remove |
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| US6696925B1 (en) * | 2002-02-15 | 2004-02-24 | Lynn-Edward Professional Services, Inc. | Electrical revenue meter and instrument transformers mobile station |
| CN206603454U (en) * | 2016-12-24 | 2017-11-03 | 王自华 | A kind of height-adjustable desk |
| CN207088687U (en) * | 2017-06-02 | 2018-03-13 | 天津市泽泰印务股份有限公司 | The lowering or hoisting gear of printing machine rack |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110712518A (en) * | 2019-11-01 | 2020-01-21 | 河北大沃农业科技有限公司 | Steering device for field walking robot |
| CN117031389A (en) * | 2023-08-12 | 2023-11-10 | 广东博立科技有限公司 | Intelligent detection device for defects of electric energy meter |
| CN117031389B (en) * | 2023-08-12 | 2024-04-19 | 广东博立科技有限公司 | Intelligent detection device for defects of electric energy meter |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109283480B (en) | 2021-05-14 |
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Effective date of registration: 20210712 Address after: 264000 Jiefang Road 158, Zhifu District, Yantai, Shandong Patentee after: State Grid Shandong Electric Power Company Yantai Power Supply Co. Address before: 264000 Jiefang Road 158, Zhifu District, Yantai, Shandong Patentee before: State Grid Shandong Electric Power Company Yantai Power Supply Co. Patentee before: STATE GRID CORPORATION OF CHINA |
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