CN112421469B - Power grid dispatching control command device - Google Patents
Power grid dispatching control command device Download PDFInfo
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- CN112421469B CN112421469B CN202011251165.8A CN202011251165A CN112421469B CN 112421469 B CN112421469 B CN 112421469B CN 202011251165 A CN202011251165 A CN 202011251165A CN 112421469 B CN112421469 B CN 112421469B
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B15/00—Supervisory desks or panels for centralised control or display
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Abstract
The invention discloses a power grid dispatching control command device which comprises a control cabinet, wherein a partition plate is fixedly arranged in an inner cavity of the control cabinet, the partition plate divides the inner cavity of the control cabinet into a wiring bin and a storage bin, a storage box is arranged above the storage bin, a connecting block is slidably arranged in the wiring bin, the left end of the storage bin is rotatably connected with a door plate through a hinge, fixing grooves are symmetrically arranged at the upper end of the door plate, and locking assemblies are movably arranged in the two fixing grooves. The power grid dispatching control command device provided by the invention can be conveniently carried and used by workers through the arranged control case, the draw-bar box and the card box, the workload of the workers can be reduced in the work with complex environment, the use is more convenient, the functions are more complete, and the length of the binding band can be adjusted by the workers according to the self condition, so that the workers can use the device more comfortably.
Description
Technical Field
The invention relates to the technical field of power grid dispatching, in particular to a power grid dispatching control command device.
Background
At present, electricity consumption of various places in China is operated through a computer, so that electricity can be accurately transmitted to each household, and workers need some equipment to conduct command control on the site during power maintenance or installation to ensure normal operation of the electricity.
But present electric wire netting dispatch control commander, when using because of the volume too big and still be convenient for staff's transport and use to the trouble of using also more still wastes a large amount of physical power of staff, and can cause the trouble for the staff more in some rugged roads, the inconvenient staff plug wire of the trouble of comparison when using uses moreover, and not only be inconvenient for accomodate the also more singleness of comparison of function.
Disclosure of Invention
The invention mainly aims to provide a power grid dispatching control command device which can effectively solve the problems in the background technology.
In order to achieve the purpose, the invention adopts the technical scheme that:
the utility model provides a power grid dispatching control commander device, includes the control box, the inner chamber fixed mounting of control box has the division board, the division board is cut apart into the inner chamber of control box and is connected into the wiring storehouse and store the storehouse, the top of storing the storehouse has been seted up and has been put the thing box, the inside slidable mounting in wiring storehouse has the connecting block, the left end of storing the storehouse is rotated through the hinge and is connected with the door plant, the fixed slot has been seted up, two to the upper end symmetry of door plant the equal movable mounting in inside of fixed slot has the kayser subassembly, the inner chamber roof of storing the storehouse is located two fixed slots and has seted up the draw-in groove directly over, two the equal fixed mounting in inside of draw-in groove has fixed subassembly, the front end middle part fixed mounting of control box has the draw-tape box, the rear end middle part fixed mounting of control box has the card box.
Preferably, the stretching strap box is including fixed box, the inner chamber symmetry fixed mounting of fixed box has the cardboard, two the center department of cardboard rotates installs the bracing piece, the both ends of bracing piece run through the cardboard respectively and with fixed box inner chamber about lateral wall fixed connection, the equal symmetry fixed mounting in both ends of bracing piece has volute spiral spring, volute spiral spring's the other end and fixed box's the preceding lateral wall fixed connection of inner chamber, the surface of bracing piece is located around being equipped with the bandage between two sets of cardboards, the one end fixed mounting of bandage is at the surface of bracing piece, the other end fixed mounting of bandage has the pothook, the upper end fixed mounting of fixed box has the mounting panel, the upper end rear portion fixed mounting of mounting panel has the fixed block.
Preferably, the fixed block includes rectangle piece and fixed plate, the through-hole that link up from top to bottom is seted up to the upper end of rectangle piece, the fixed orifices that link up each other with the through-hole is seted up to the front end of rectangle piece, the dwang is installed in the rotation of the left end upper portion of fixed plate, the both ends difference fixed mounting of dwang is at the left side wall and the right side wall of through-hole, the rear end fixed mounting of fixed plate has slide caliper rule, the through-hole runs through the inner chamber of mounting panel and fixed box and is linked together, the pothook of bandage one end passes the outside that the through-hole extends to fixed box.
Preferably, the connecting block includes the connecting plate, the left end middle part fixed mounting of connecting plate has the handle, connecting plate upper end fixed mounting has the terminal block, the terminal block is provided with six at least and is equidistant distribution, the back lateral wall symmetry fixed mounting in wiring storehouse has two magnet posts, lateral wall symmetry fixed mounting has the slider around the wiring storehouse, the spout has all been seted up at both ends around the connecting plate, the connecting plate passes through spout and slider swing joint, four magnet holes corresponding with four magnet post positions are seted up to the rear end of connecting plate.
Preferably, the card box is including the installation box, the round hole that link up with the inner chamber is seted up to the left end of installation box, the inside slidable mounting of round hole has the connecting rod, the surface cover of connecting rod is equipped with the spring, the one end fixed mounting of connecting rod has the arc piece, the spring all is located the inner chamber of installation box with the arc piece, the outside fixed mounting that the surface of connecting rod is located the installation box has the snap ring.
Preferably, the kayser subassembly includes the wane, the left end middle part fixed mounting of wane has the rotation stick, the lateral wall sets up the annular ring that runs through both ends about the door plant about the fixed slot, both ends all run through the annular ring respectively fixed mounting have knob and fixed disk about the rotation stick, the surface cover of fixed disk is equipped with the fixed column, fixed column fixed mounting is at the right-hand member of door plant, the kayser subassembly is located fixed subassembly under.
Preferably, the fixed subassembly includes the baffle, equal fixed mounting in both ends has magnet around the baffle, the width of baffle is the same with the width of wane.
Preferably, the diapire fixed mounting who puts the thing box has control panel, the hinge rotation through the left end of the upper end of control box is connected with the apron, the lower extreme right part symmetry fixed mounting of apron has the magnet stick, the upper end right part of control box has seted up the adsorption hole corresponding with the magnet stick, fixed mounting has the magnet that attracts mutually with magnet stick magnetism in the adsorption hole.
Compared with the prior art, the invention has the following beneficial effects:
1. through the control machine case, the ribbon cartridge and the card box that set up, can make things convenient for the staff to hand-carry the use, also can alleviate staff's work burden in the work that some environment are complicated moreover to use also more convenient function complete relatively, the staff can adjust the length of bandage according to the condition of self, lets the staff use more comfortable.
2. Through the connecting block of installation, can make things convenient for staff's connecting wire to carry out work, the arrangement is accomodate to the staff of still being convenient for moreover, can save a large amount of time and efforts of staff to can improve staff's work efficiency.
Drawings
FIG. 1 is a schematic diagram of the overall structure of a power grid dispatching control command device according to the present invention;
FIG. 2 is a schematic connection diagram of a power grid dispatching control commanding device according to the present invention;
FIG. 3 is a schematic view of an internal structure of a storage box of the power grid dispatching control commanding device according to the present invention;
fig. 4 is an exploded view of a ribbon cartridge of the power grid dispatching control command device of the invention;
FIG. 5 is a schematic structural diagram of a fixing block of the power grid dispatching control commanding device of the invention;
FIG. 6 is a schematic structural diagram of a power grid dispatching control commanding device cartridge according to the invention;
FIG. 7 is a schematic structural diagram of a locking assembly and a fixing assembly of the power grid dispatching control commanding device;
FIG. 8 is a schematic view of the connection between the latch assembly and the fixing groove of the dispatching control command device of the power grid;
fig. 9 is a schematic structural diagram of a fixing component of the power grid dispatching control commanding device according to the invention;
FIG. 10 is a schematic transmission diagram of a locking assembly and a fixing assembly of the power grid dispatching control commanding device;
fig. 11 is a cross-sectional view of the power grid dispatching control commanding device of the invention.
In the figure: 1. a control cabinet; 2. connecting blocks; 21. a grip; 22. a connecting plate; 23. a junction block; 24. a chute; 25. a magnetic column; 26. a slider; 27. a wiring bin; 28. a magnet hole; 3. a door panel; 31. storing a bin; 4. a ribbon cartridge; 41. a fixing box; 42. clamping a plate; 43. a volute spiral spring; 44. a support bar; 45. mounting a plate; 46. a hook; 47. binding bands; 5. a storage box; 51. a cover plate; 52. a magnet bar; 53. an adsorption hole; 54. a control panel; 6. a card box; 61. installing a box; 62. a circular hole; 63. an arc-shaped block; 64. a spring; 65. a connecting rod; 66. a snap ring; 7. a latch assembly; 71. a knob; 72. rotating the rod; 73. a seesaw; 74. fixing the disc; 75. fixing a column; 8. a fixing component; 81. a partition plate; 82. a magnet; 9. a fixed block; 91. a rectangular block; 92. a through hole; 93. rotating the rod; 94. a fixing plate; 95. a caliper; 96. a fixing hole; 10. fixing grooves; 11. a card slot; 13. a partition plate.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1-11, a power grid dispatching control command device, including control box 1, the inner chamber fixed mounting of control box 1 has division board 13, division board 13 is cut apart into wiring storehouse 27 and is stored the storehouse 31 with control box 1's inner chamber, the top of storing the storehouse 31 has been seted up and has been put thing box 5, the inside slidable mounting in wiring storehouse 27 has connecting block 2, the left end of storing the storehouse 31 is connected with door plant 3 through hinge rotation, fixed slot 10 has been seted up to the upper end symmetry of door plant 3, the equal movable mounting in inside of two fixed slots 10 has kayser subassembly 7, the inner chamber roof of storing the storehouse 31 is located two fixed slots 10 and has been seted up draw-in groove 11 directly over, the equal fixed mounting in inside of two draw-in grooves 11 has fixed subassembly 8, the front end middle part fixed mounting of control box 1 has ribbon cartridge 4, the rear end middle part fixed mounting of control box 1 has card box 6.
The user can open the door 3 to place the required articles in the storage compartment 31, which can increase the use function of the whole device and is more convenient for the user to use.
The ribbon cartridge 4 includes fixed box 41, the inner chamber symmetry fixed mounting of fixed box 41 has cardboard 42, the center department of two cardboard 42 rotates and installs bracing piece 44, the both ends of bracing piece 44 run through cardboard 42 respectively and with fixed box 41 inner chamber about lateral wall fixed connection, the equal symmetry fixed mounting in both ends of bracing piece 44 has spiral spring 43, lateral wall fixed connection before the other end of spiral spring 43 and the inner chamber of fixed box 41, the surface of bracing piece 44 is located around being equipped with bandage 47 between two sets of cardboard 42, the one end fixed mounting of bandage 47 is at the surface of bracing piece 44, the other end fixed mounting of bandage 47 has pothook 46, the upper end fixed mounting of fixed box 41 has mounting panel 45, the upper end rear portion fixed mounting of mounting panel 45 has fixed block 9.
When the binding band 47 is used, a user needs to pull the binding band 47, the supporting rod 44 is driven to rotate when the binding band 47 is pulled, the supporting rod 44 drives the spiral spring 43 to rotate, the spiral spring 43 is also called a clockwork spring, one end of the spiral spring 43 is fixed, the other end of the spiral spring acts on the spring with torque, the spring material generates bending elastic deformation under the action of the torque, the spring generates torsion in a plane, the size of a deformation angle of the spring is in direct proportion to the torque, and therefore when the user does not pull the binding band 47 with hands, the spiral spring 43 can wind the binding band 47 on the supporting rod 44 again.
When the user needs to fix the pulled-out binding band 47 to the position to be used, the user needs to rotate the fixing plate 94 to clamp the caliper 95 on the binding band 47, and when the binding band 47 is not needed to be used, the user can use the opposite direction to buckle the fixing plate 94, and the binding band 47 is driven by the spiral spring 43 to return to the original position.
The right-hand member of connecting plate 22 is provided with the connecting wire and can link up with the inside each other of wiring storehouse 27 to guarantee the normal use of connecting plate 22, the inside fixed mounting in magnet post hole has magnet can be in the same place with magnet post 25 adsorbs, can fix connecting plate 22 like this and also can take out the use in wiring storehouse 27.
The card box 6 includes installation box 61, and the left end of installation box 61 is seted up the round hole 62 that link up with the inner chamber, and the inside slidable mounting of round hole 62 has connecting rod 65, and the surface cover of connecting rod 65 is equipped with spring 64, and the one end fixed mounting of connecting rod 65 has arc piece 63, and spring 64 and arc piece 63 all are located the inner chamber of installation box 61, and the outside fixed mounting that the surface of connecting rod 65 is located installation box 61 has snap ring 66.
The hook 46 can be clamped in the inner cavity of the mounting box 61, the arc-shaped block 63 can fix the hook 46 entering the inner cavity of the mounting box 61, when a user pulls one end of the connecting rod 65, the connecting rod 65 drives the spring 64 to compress, and when the arc-shaped block 63 completely moves to the left side wall of the inner cavity of the mounting box 61, the user can draw out the hook 46.
Kayser subassembly 7 includes wane 73, and the left end middle part fixed mounting of wane 73 has rotor bar 72, and the annular ring that runs through both ends about door plant 3 is seted up to the lateral wall about fixed slot 10, and both ends all run through the annular ring respectively fixed mounting have knob 71 and fixed disk 74 about rotor bar 72, and the surface cover of fixed disk 74 is equipped with fixed column 75, and fixed column 75 fixed mounting is at the right-hand member of door plant 3, and kayser subassembly 7 is located fixed subassembly 8 under.
It should be noted that the rocker 73 is made of steel, the user can rotate the knob 71 to drive the rotating rod 72 to rotate, the rotating rod 72 drives the rocker 73 to rotate in the fixing slot 10, when one end of the rocker 73 rotates to the slot 11, the magnets 82 at the two ends of the partition 81 can attract the rocker 73, so as to fix the door panel 3.
The fixing assembly 8 comprises a partition plate 81, magnets 82 are fixedly mounted at the front end and the rear end of the partition plate 81, and the width of the partition plate 81 is the same as that of the rocker plate 73.
The diameter of the partition 81 is the same as the radius of the rocker 73, so that the magnet 82 can be easily attracted to the rocker 73, thereby achieving the fixing function.
A control panel 54 is fixedly installed on the bottom wall of the storage box 5, the upper end of the control cabinet 1 is rotatably connected with a cover plate 51 through a hinge at the left end, magnet rods 52 are symmetrically and fixedly installed at the right part of the lower end of the cover plate 51, an adsorption hole 53 corresponding to the magnet rod 52 is formed in the right part of the upper end of the control cabinet 1, and a magnet which is magnetically attracted to the magnet rod 52 is fixedly installed in the adsorption hole 53.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. Electric wire netting dispatch control command device, including control machine case (1), its characterized in that: the inner cavity of the control cabinet (1) is fixedly provided with a partition plate (13), the partition plate (13) divides the inner cavity of the control cabinet (1) into a wiring bin (27) and a storage bin (31), an object placing box (5) is arranged above the storage bin (31), a connecting block (2) is slidably arranged inside the wiring bin (27), the left end of the storage bin (31) is rotatably connected with a door panel (3) through a hinge, the upper end of the door panel (3) is symmetrically provided with fixing grooves (10), clamping units (7) are movably arranged inside the two fixing grooves (10), the top wall of the inner cavity of the storage bin (31) is positioned right above the two fixing grooves (10) and is provided with clamping grooves (11), the inside of the two clamping grooves (11) is fixedly provided with a fixing component (8), the middle part of the front end of the control cabinet (1) is fixedly provided with a ribbon cartridge (4), and the middle part of the rear end of the control cabinet (1) is fixedly provided with a clamping box (6);
the pull belt box (4) comprises fixed boxes (41), clamping plates (42) are symmetrically and fixedly installed in the inner cavity of each fixed box (41), a support rod (44) is rotatably installed at the center of each clamping plate (42), two ends of each support rod (44) respectively penetrate through the clamping plates (42) and are fixedly connected with the left side wall and the right side wall of the inner cavity of each fixed box (41), volute springs (43) are symmetrically and fixedly installed at two ends of each support rod (44), the other ends of the volute springs (43) are fixedly connected with the front side wall of the inner cavity of each fixed box (41), binding belts (47) are wound between the two groups of clamping plates (42) on the outer surfaces of the support rods (47), one ends of the binding belts (47) are fixedly installed on the outer surfaces of the support rods (44), clamping hooks (46) are fixedly installed at the other ends of the binding belts (47), an installation plate (45) is fixedly installed at the upper ends of the fixed boxes (41), and a fixed block (9) is fixedly installed at the rear parts of the upper ends of the installation plates (45);
the fixing block (9) comprises a rectangular block (91) and a fixing plate (94), a through hole (92) which is vertically communicated is formed in the upper end of the rectangular block (91), a fixing hole (96) which is communicated with the through hole (92) is formed in the front end of the rectangular block (91), a rotating rod (93) is rotatably installed at the upper portion of the left end of the fixing plate (94), two ends of the rotating rod (93) are fixedly installed on the left side wall and the right side wall of the through hole (92) respectively, a caliper (95) is fixedly installed at the rear end of the fixing plate (94), the through hole (92) penetrates through the installing plate (45) and is communicated with an inner cavity of the fixing box (41), and a clamping hook (46) at one end of the binding band (47) penetrates through the through hole (92) and extends to the outside of the fixing box (41);
connecting block (2) includes connecting plate (22), the left end middle part fixed mounting of connecting plate (22) has handle (21), connecting plate (22) upper end fixed mounting has junction block (23), junction block (23) are provided with six at least and are equidistant distribution, the back lateral wall symmetry fixed mounting in wiring storehouse (27) has two magnet posts (25), lateral wall symmetry fixed mounting has slider (26) around wiring storehouse (27), spout (24) have all been seted up at both ends around connecting plate (22), connecting plate (22) are through spout (24) and slider (26) swing joint, four magnet holes (28) corresponding with four magnet posts (25) position are seted up to the rear end of connecting plate (22).
2. The power grid dispatching control commanding device according to claim 1, characterized in that: card box (6) is including installation box (61), round hole (62) that link up with the inner chamber are seted up to the left end of installation box (61), the inside slidable mounting of round hole (62) has connecting rod (65), the surface cover of connecting rod (65) is equipped with spring (64), the one end fixed mounting of connecting rod (65) has arc piece (63), spring (64) and arc piece (63) all are located the inner chamber of installation box (61), the outside fixed mounting that the surface of connecting rod (65) is located installation box (61) has snap ring (66).
3. The power grid dispatching control commanding device according to claim 1, characterized in that: kayser subassembly (7) include wane (73), the left end middle part fixed mounting of wane (73) has rotating rod (72), the annular ring that runs through both ends about door plant (3) is seted up to the lateral wall about fixed slot (10), both ends all run through the annular ring about rotating rod (72) and respectively fixed mounting have knob (71) and fixed disk (74), the surface cover of fixed disk (74) is equipped with fixed column (75), fixed column (75) fixed mounting is at the right-hand member of door plant (3), kayser subassembly (7) are located fixed subassembly (8) under.
4. The power grid dispatching control commanding device according to claim 3, characterized in that: fixed subassembly (8) include baffle (81), the equal fixed mounting in both ends has magnet (82) around baffle (81), the width of baffle (81) is the same with the width of wane (73).
5. The power grid dispatching control commanding device according to claim 1, characterized in that: the utility model discloses a magnetic control box, including put thing box (5), the diapire fixed mounting who puts thing box (5) has control panel (54), the hinge rotation through the left end of the upper end of control box (1) is connected with apron (51), the lower extreme right part symmetry fixed mounting of apron (51) has magnet stick (52), the upper end right part of control box (1) is seted up and is adsorbed hole (53) corresponding with magnet stick (52), fixed mounting has the magnet of attracting mutually with magnet stick (52) magnetism in adsorbing hole (53).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011251165.8A CN112421469B (en) | 2020-11-11 | 2020-11-11 | Power grid dispatching control command device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011251165.8A CN112421469B (en) | 2020-11-11 | 2020-11-11 | Power grid dispatching control command device |
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| Publication Number | Publication Date |
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| CN112421469A CN112421469A (en) | 2021-02-26 |
| CN112421469B true CN112421469B (en) | 2023-02-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011251165.8A Active CN112421469B (en) | 2020-11-11 | 2020-11-11 | Power grid dispatching control command device |
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| DE202014100071U1 (en) * | 2013-01-30 | 2014-05-06 | Hanning & Kahl Gmbh & Co. Kg | switch cabinet |
| CN205178357U (en) * | 2015-12-07 | 2016-04-20 | 山东恒和电气有限公司 | Novel low pressure drawer type switch cabinet |
| CN205846871U (en) * | 2016-07-27 | 2016-12-28 | 国网山东省电力公司济南供电公司 | A kind of power network schedule automation connects end supervising device |
| CN107834702A (en) * | 2017-11-18 | 2018-03-23 | 国网新疆电力有限公司电力科学研究院 | Electric energy metrical production scheduling device |
| CN107942021A (en) * | 2017-11-24 | 2018-04-20 | 河北华厚天成环保技术有限公司 | A kind of Portable water-quality analysis instrument |
| CN208922990U (en) * | 2018-11-22 | 2019-05-31 | 湖北巴鲁夫电子科技有限公司 | A kind of magnetic switch |
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2020
- 2020-11-11 CN CN202011251165.8A patent/CN112421469B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE202014100071U1 (en) * | 2013-01-30 | 2014-05-06 | Hanning & Kahl Gmbh & Co. Kg | switch cabinet |
| CN205178357U (en) * | 2015-12-07 | 2016-04-20 | 山东恒和电气有限公司 | Novel low pressure drawer type switch cabinet |
| CN205846871U (en) * | 2016-07-27 | 2016-12-28 | 国网山东省电力公司济南供电公司 | A kind of power network schedule automation connects end supervising device |
| CN107834702A (en) * | 2017-11-18 | 2018-03-23 | 国网新疆电力有限公司电力科学研究院 | Electric energy metrical production scheduling device |
| CN107942021A (en) * | 2017-11-24 | 2018-04-20 | 河北华厚天成环保技术有限公司 | A kind of Portable water-quality analysis instrument |
| CN208922990U (en) * | 2018-11-22 | 2019-05-31 | 湖北巴鲁夫电子科技有限公司 | A kind of magnetic switch |
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| CN112421469A (en) | 2021-02-26 |
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Effective date of registration: 20220923 Address after: 264000 Jiefang Road 158, Zhifu District, Yantai, Shandong Applicant after: STATE GRID SHANDONG ELECTRIC POWER COMPANY YANTAI POWER SUPPLY Co. Address before: 264000 Jiefang Road 158, Zhifu District, Yantai, Shandong Applicant before: STATE GRID SHANDONG ELECTRIC POWER COMPANY YANTAI POWER SUPPLY Co. Applicant before: STATE GRID CORPORATION OF CHINA |
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