CN114955949A - Integrated operation and maintenance equipment for urban power grid substation equipment - Google Patents
Integrated operation and maintenance equipment for urban power grid substation equipment Download PDFInfo
- Publication number
- CN114955949A CN114955949A CN202210487273.8A CN202210487273A CN114955949A CN 114955949 A CN114955949 A CN 114955949A CN 202210487273 A CN202210487273 A CN 202210487273A CN 114955949 A CN114955949 A CN 114955949A
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- Prior art keywords
- maintenance
- platform
- base
- connecting seat
- power grid
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F11/00—Lifting devices specially adapted for particular uses not otherwise provided for
- B66F11/04—Lifting devices specially adapted for particular uses not otherwise provided for for movable platforms or cabins, e.g. on vehicles, permitting workmen to place themselves in any desired position for carrying out required operations
- B66F11/042—Lifting devices specially adapted for particular uses not otherwise provided for for movable platforms or cabins, e.g. on vehicles, permitting workmen to place themselves in any desired position for carrying out required operations actuated by lazy-tongs mechanisms or articulated levers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F17/00—Safety devices, e.g. for limiting or indicating lifting force
- B66F17/006—Safety devices, e.g. for limiting or indicating lifting force for working platforms
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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
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/50—Systems or methods supporting the power network operation or management, involving a certain degree of interaction with the load-side end user applications
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- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
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- Mechanical Engineering (AREA)
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Abstract
The invention discloses integrated operation and maintenance equipment for urban power grid transformer substation equipment, which comprises a base and a maintenance platform, wherein a connecting seat is arranged on the base, the lower end of the connecting seat is rotatably connected with the base, and the upper end of the connecting seat is hinged with the bottom of the maintenance platform; the base is provided with an adjusting mechanism for driving the connecting seat to move; the maintenance platform is provided with a feeding port, the connecting seat is provided with a conveying mechanism, and the conveying mechanism is arranged below the feeding port. According to the invention, the connecting seat is arranged between the base and the maintenance platform, the feeding port is formed in the maintenance platform, the conveying mechanism is arranged on the connecting seat, the conveying mechanism is arranged below the feeding port, and the maintenance tool is conveyed to the maintenance platform from the connecting seat through the conveying mechanism, so that the burden of maintenance personnel carrying maintenance equipment is reduced, and the problem that large-scale maintenance equipment cannot be carried is solved.
Description
Technical Field
The invention particularly relates to the technical field of transformer substation maintenance, and particularly relates to integrated operation and maintenance equipment for urban power grid transformer substation equipment.
Background
The transformer substation is a place for converting voltage and current, receiving electric energy and distributing electric energy in an electric power system. The substations in the power plant are step-up substations, which are used to boost up the electrical energy generated by the generator and feed it into the high-voltage network.
The utility model discloses a utility model CN205908106U relates to an isolation fence device for overhaul of transformer substation secondary screen cabinet, including the take in roller that is used for rolling up the isolation strip on the protective door frame of transformer substation, the roller core of take in roller is vertical and is located the both sides setting of protective door frame, be located between the access door both sides of secondary screen cabinet and the tip of isolation strip and be provided with the locking piece and constitute detachable connection, be provided with the support bar on the isolation strip, the support bar constitutes detachable connection with the isolation strip, the lower rod end of support bar is provided with the counter weight chassis, before the overhaul of secondary screen cabinet, take out the isolation strip from the take in roller on the protective door frame both sides of transformer substation, and make isolation strip and the access door both sides of secondary screen cabinet peg graft together, then according to the requirement, utilize the support bar to strut out reasonable, safe overhaul route, the maintainer can only overhaul along this isolation route, thereby limiting the moving range of the maintainers and ensuring the personal safety of the maintainers;
the invention with the publication number of CN103337801A discloses a transformer substation maintenance platform, which comprises a tool box and is characterized in that a pulley device is mounted on the transformer substation maintenance platform and used for drawing the tool box. The transformer substation maintenance platform provided by the invention can be used for conveniently and easily replacing tools and test instruments, so that the maintenance efficiency is greatly improved, the labor intensity of maintenance personnel is greatly reduced, the probability of potential safety hazards in the maintenance process is reduced, and the transformer substation maintenance platform has a good market prospect.
Disclosure of Invention
The invention aims to provide integrated operation and maintenance equipment for urban power grid substation equipment, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
the integrated operation and maintenance equipment for the urban power grid transformer substation equipment comprises a base and a maintenance platform, wherein a connecting seat is arranged on the base, the lower end of the connecting seat is rotatably connected with the base, and the upper end of the connecting seat is hinged with the bottom of the maintenance platform; the base is provided with an adjusting mechanism for driving the connecting seat to move; the maintenance platform is provided with a feeding port, the connecting seat is provided with a conveying mechanism, the conveying mechanism is arranged below the feeding port, and maintenance tools are conveyed to the maintenance platform from the connecting seat through the conveying mechanism, so that the burden of maintenance equipment carried by maintenance personnel is reduced, and the problem that large maintenance equipment cannot be carried is solved.
As a further scheme of the invention: the upside of base and the equal fixed mounting in bottom of overhauing the platform have articulated seat, the lower extreme of connecting seat rotates with articulated seat on the base to be connected, the upper end of connecting seat with the articulated seat that overhauls the platform is articulated.
As a still further scheme of the invention: the downside of connecting seat still fixed mounting has the pneumatic cylinder, the output of pneumatic cylinder upwards stretches out and rotates with the bottom of overhauing the platform and be connected, and the junction of pneumatic cylinder output and connecting seat and the junction of overhauing the platform bottom are located the left and right sides of overhauing the platform bottom respectively, and the position of overhauing the platform is adjusted through the flexible of pneumatic cylinder output, makes to overhaul the platform and is in the horizontality all the time when the connecting seat rises upwards.
As a still further scheme of the invention: the maintenance platform is provided with a protective net, and the protective net comprises an outer net arranged at the edge of the maintenance platform and an inner net arranged at the edge of the feeding port.
As a still further scheme of the invention: the inner net is arranged on the inner side of the outer net, and the height of the inner net is lower than that of the outer net.
As a still further scheme of the invention: the adjusting mechanism comprises at least one adjusting rod rotatably installed on the base and a guide rod fixedly installed on the base, the adjusting rod and the guide rod are arranged in parallel, the adjusting rod is of a screw rod structure and is in threaded connection with the moving platform, and the moving platform is in sliding connection with the guide rod.
As a still further scheme of the invention: one end of the connecting rod is rotatably connected with the mobile station, and the other end of the connecting rod is rotatably connected with the bottom of the maintenance platform.
As a still further scheme of the invention: still be provided with on the base and prevent to overhaul the mechanism of preventing falling that the platform fell to the ground, the mechanism of preventing falling includes casing and slidable mounting in the lift post of casing, the lower extreme of lift post passes through buffer spring and is connected with the casing, when overhauing the platform and falling out of control, earlier with prevent the mechanism collision of falling, lift post downstream this moment, buffer spring atress compression, protruding card goes into the spacing groove afterwards, absorb the kinetic energy when overhauing the platform tenesmus when protruding card goes into the spacing inslot, reduce and overhaul platform tenesmus speed, avoid overhauing the platform and damage, protect maintainer's safety.
As a still further scheme of the invention: the inside of casing has been seted up and has been restrainted the groove, lift post slidable mounting is in restrainting the groove, and all sides of lift post lower extreme evenly are provided with a plurality of archs, restraint inslot wall on seted up with the spacing groove of protruding looks adaptation, the arch is made by elastic material.
Compared with the prior art, the invention has the beneficial effects that: according to the invention, the connecting seat is arranged between the base and the maintenance platform, the feeding port is formed in the maintenance platform, the conveying mechanism is arranged on the connecting seat, the conveying mechanism is arranged below the feeding port, and the maintenance tool is conveyed into the maintenance platform from the connecting seat through the conveying mechanism, so that the burden of carrying maintenance equipment by maintenance personnel is reduced, and the problem that large-scale maintenance equipment cannot be carried is solved.
Drawings
Fig. 1 is a schematic structural diagram of an integrated operation and maintenance device for an urban power grid substation device.
Fig. 2 is a side view of an embodiment 1 of the integrated operation and maintenance equipment for the urban power grid substation equipment.
Fig. 3 is a top view of a base 1 used in the integrated operation and maintenance equipment of the urban power grid substation equipment.
FIG. 4 is a top view of a maintenance platform used in the integrated operation and maintenance equipment of the urban power grid substation equipment.
Fig. 5 is a side view of an embodiment 2 of the integrated operation and maintenance equipment for the urban power grid substation equipment.
Fig. 6 is a schematic structural diagram of a falling prevention mechanism used in the integrated operation and maintenance equipment of the urban power grid substation equipment.
In the figure: 1-base, 11-supporting legs, 2-connecting seats, 21-hydraulic cylinder, 22-hinged seats, 3-maintenance platform, 4-protective net, 41-outer net, 42-inner net, 5-adjusting mechanism, 51-guide rod, 52-adjusting rod, 53-moving table, 54-connecting rod, 6-driving mechanism, 61-gear box, 62-driving motor, 7-conveying mechanism, 8-anti-falling mechanism, 81-shell, 82-lifting column, 83-collision plate, 84-protrusion, 85-limit groove and 86-buffer spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
Referring to fig. 1 to 4, in the embodiment of the invention, the integrated operation and maintenance equipment for the urban power grid transformer substation equipment comprises a base 1 and a maintenance platform 3, wherein a connecting seat 2 is arranged on the base 1, the lower end of the connecting seat 2 is rotatably connected with the base 1, and the upper end of the connecting seat 2 is hinged with the bottom of the maintenance platform 3; the base 1 is provided with an adjusting mechanism 5 for driving the connecting seat 2 to move, and the adjusting mechanism 5 controls the connecting seat 2 to rotate by taking the lower end as an axis, so that the height of the maintenance platform 3 is adjusted, and maintainers on the maintenance platform 3 can reach transformer substation equipment at different positions to maintain the transformer substation equipment at different heights; the maintenance platform 3 is provided with a feeding port 31, the connecting seat 2 is provided with a conveying mechanism 7, the conveying mechanism 7 is arranged below the feeding port 31, and maintenance tools are conveyed into the maintenance platform 3 from the connecting seat 2 through the conveying mechanism 7, so that the burden of maintenance equipment carried by maintenance personnel is reduced, and the problem that large maintenance equipment cannot be carried is solved;
further, in the embodiment of the present invention, hinged seats 22 are fixedly installed on the upper side of the base 1 and the bottom of the maintenance platform 3, the lower end of the connecting seat 2 is rotatably connected with the hinged seat 22 on the base 1, and the upper end of the connecting seat 2 is hinged with the hinged seat 22 of the maintenance platform 3;
still further, the downside of connecting seat 2 still fixed mounting has pneumatic cylinder 21, pneumatic cylinder 22's output upwards stretches out and rotates with the bottom of overhauing platform 3 and be connected, and it can be understood that, the junction of pneumatic cylinder 22 output and connecting seat 2 and the junction of overhauing platform 3 bottom are located the left and right sides of overhauing platform 3 bottom respectively, and the position of overhauing platform 3 is adjusted through the flexible of pneumatic cylinder 22 output, makes to overhaul platform 3 and be in the horizontality when connecting seat 2 rises to the top all the time.
Referring to fig. 1 and 4 again, in the embodiment of the present invention, a protective net 4 is disposed on the maintenance platform 3, the protective net 4 includes an outer net 41 disposed at the edge of the maintenance platform 3 and an inner net 42 disposed at the edge of the feeding port 31, and is used for preventing the maintenance personnel from falling from the maintenance platform 3, it can be understood that the inner net 42 is disposed at the inner side of the outer net 41, and in addition, the inner net 42 is lower than the outer net 41, so that the maintenance personnel can conveniently take out the maintenance equipment from the feeding port 31.
Referring to fig. 2 and 3 again, in the embodiment of the present invention, the adjusting mechanism 5 includes at least one adjusting rod 52 rotatably installed on the base 1 and a guide rod 51 fixedly installed on the base 1, the adjusting rod 52 is parallel to the guide rod 51, the adjusting rod 52 is of a screw structure, the adjusting rod 52 is in threaded connection with a moving platform 53, the moving platform 53 is in sliding connection with the guide rod 51, the moving platform 53 is connected with the bottom of the maintenance platform 3 through a connecting rod 54, and the moving platform 53 is driven to move left and right along the base 1 when the adjusting rod 52 rotates, so as to adjust the height of the maintenance platform 3;
furthermore, one end of the connecting rod 54 is rotatably connected with the moving platform 53, and the other end of the connecting rod 54 is rotatably connected with the bottom of the maintenance platform 3.
The driving mechanism 6 comprises a gear box 61 and a driving motor 52, the output end of the driving motor 52 is in transmission connection with the gear box 61, and the gear box 61 is in transmission connection with the adjusting rod 52, so that the driving motor 52 drives the adjusting rod 52 to rotate.
Example 2
Referring to fig. 1 to 4, in the embodiment of the invention, the integrated operation and maintenance equipment for the urban power grid transformer substation equipment comprises a base 1 and a maintenance platform 3, wherein a connecting seat 2 is arranged on the base 1, the lower end of the connecting seat 2 is rotatably connected with the base 1, and the upper end of the connecting seat 2 is hinged with the bottom of the maintenance platform 3; the base 1 is provided with an adjusting mechanism 5 for driving the connecting seat 2 to move, and the adjusting mechanism 5 controls the connecting seat 2 to rotate by taking the lower end as an axis, so that the height of the maintenance platform 3 is adjusted, and maintainers on the maintenance platform 3 can reach transformer substation equipment at different positions to maintain the transformer substation equipment at different heights; the maintenance platform 3 is provided with a feeding port 31, the connecting seat 2 is provided with a conveying mechanism 7, the conveying mechanism 7 is arranged below the feeding port 31, and maintenance tools are conveyed into the maintenance platform 3 from the connecting seat 2 through the conveying mechanism 7, so that the burden of maintenance equipment carried by maintenance personnel is reduced, and the problem that large maintenance equipment cannot be carried is solved;
further, in the embodiment of the present invention, hinged seats 22 are fixedly installed on the upper side of the base 1 and the bottom of the maintenance platform 3, the lower end of the connecting seat 2 is rotatably connected with the hinged seat 22 on the base 1, and the upper end of the connecting seat 2 is hinged with the hinged seat 22 of the maintenance platform 3;
still further, the downside of connecting seat 2 still fixed mounting has pneumatic cylinder 21, pneumatic cylinder 22's output upwards stretches out and rotates with the bottom of overhauing platform 3 to be connected, can connect that the junction of pneumatic cylinder 22 output and connecting seat 2 are located the left and right sides of overhauing platform 3 bottom respectively with the junction of overhauing platform 3 bottom, and the position of overhauing platform 3 is adjusted through the flexible of pneumatic cylinder 22 output, makes to overhaul platform 3 and be in the horizontality all the time when connecting seat 2 rises to the top.
Referring to fig. 1 and 4 again, in the embodiment of the present invention, a protective net 4 is disposed on the maintenance platform 3, the protective net 4 includes an outer net 41 disposed at the edge of the maintenance platform 3 and an inner net 42 disposed at the edge of the feeding port 31, and is used for preventing the maintenance personnel from falling from the maintenance platform 3, it can be understood that the inner net 42 is disposed at the inner side of the outer net 41, and in addition, the inner net 42 is lower than the outer net 41, so that the maintenance personnel can conveniently take out the maintenance equipment from the feeding port 31.
Referring to fig. 2 and 3 again, in the embodiment of the present invention, the adjusting mechanism 5 includes at least one adjusting rod 52 rotatably installed on the base 1 and a guide rod 51 fixedly installed on the base 1, the adjusting rod 52 is parallel to the guide rod 51, the adjusting rod 52 is of a screw structure, the adjusting rod 52 is in threaded connection with a moving platform 53, the moving platform 53 is in sliding connection with the guide rod 51, the moving platform 53 is connected with the bottom of the maintenance platform 3 through a connecting rod 54, and the moving platform 53 is driven to move left and right along the base 1 when the adjusting rod 52 rotates, so as to adjust the height of the maintenance platform 3;
furthermore, one end of the connecting rod 54 is rotatably connected with the moving platform 53, and the other end of the connecting rod 54 is rotatably connected with the bottom of the maintenance platform 3.
The driving mechanism 6 comprises a gear box 61 and a driving motor 52, the output end of the driving motor 52 is in transmission connection with the gear box 61, and the gear box 61 is in transmission connection with the adjusting rod 52, so that the driving motor 52 drives the adjusting rod 52 to rotate.
Referring to fig. 5-6, the embodiment of the invention is different from embodiment 1 in that:
the base 1 is also provided with a falling prevention mechanism 8 for preventing the maintenance platform 3 from falling to the ground, the falling prevention mechanism 8 comprises a shell 81 and a lifting column 82 which is slidably arranged in the shell 81, the lower end of the lifting column 82 is connected with the shell 81 through a buffer spring 86, and the upper end of the lifting column 82 is fixedly provided with a collision plate 83;
furthermore, a restraining groove is formed in the shell 81, the lifting column 82 is slidably mounted in the restraining groove, a plurality of protrusions 84 are uniformly arranged on the periphery of the lower end of the lifting column 82, a limiting groove 85 matched with the protrusions 84 is formed in the inner wall of the restraining groove, when the maintenance platform 3 is out of control and falls, the lifting column 82 collides with the anti-falling mechanism 8 firstly, at the moment, the lifting column 82 moves downwards, the buffer spring 86 is stressed and compressed, then the protrusions 84 are clamped into the limiting groove 85, kinetic energy generated when the maintenance platform 3 falls down is absorbed when the protrusions 84 are clamped into the limiting groove 85, the falling speed of the maintenance platform 3 is reduced, the maintenance platform 3 is prevented from being damaged, and the safety of maintenance personnel is protected;
note that, in order to allow the protrusion 84 to be caught in the catching groove 85, the protrusion 84 is made of an elastic material.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (10)
1. The integrated operation and maintenance equipment for the urban power grid transformer substation equipment is characterized by comprising a base (1) and a maintenance platform (3), wherein a connecting seat (2) is arranged on the base (1), the lower end of the connecting seat (2) is rotatably connected with the base (1), and the upper end of the connecting seat (2) is hinged with the bottom of the maintenance platform (3); the base (1) is provided with an adjusting mechanism (5) for driving the connecting seat (2) to move; the maintenance platform (3) is provided with a feeding port (31), the connecting seat (2) is provided with a conveying mechanism (7), and the conveying mechanism (7) is arranged below the feeding port (31).
2. The integrated operation and maintenance overhaul equipment for the urban power grid substation equipment according to claim 1, wherein hinged seats (22) are fixedly mounted on the upper side of the base (1) and the bottom of the overhaul platform (3), the lower ends of the connecting seats (2) are rotatably connected with the hinged seats (22) on the base (1), and the upper ends of the connecting seats (2) are hinged to the hinged seats (22) of the overhaul platform (3).
3. The integrated operation and maintenance overhaul device for the urban power grid substation equipment according to claim 2, wherein a hydraulic cylinder (21) is fixedly mounted on the lower side of the connecting seat (2), and the output end of the hydraulic cylinder (22) extends upwards and is rotatably connected with the bottom of the overhaul platform (3).
4. The integrated operation and maintenance overhaul equipment for the urban power grid substation equipment according to claim 1, wherein a protective net (4) is arranged on the overhaul platform (3), and the protective net (4) comprises an outer net (41) arranged at the edge of the overhaul platform (3) and an inner net (42) arranged at the edge of the feeding port (31).
5. The integrated operation and maintenance equipment for the urban power grid substation equipment according to claim 4, wherein the internal network (42) is arranged on the inner side of the external network (41), and the internal network (42) is lower than the external network (41).
6. The integrated operation and maintenance overhaul equipment for the urban power grid substation equipment according to claim 1, wherein the adjusting mechanism (5) comprises at least one adjusting rod (52) rotatably mounted on the base (1) and a guide rod (51) fixedly mounted on the base (1), the adjusting rod (52) and the guide rod (51) are arranged in parallel, the adjusting rod (52) is of a screw rod structure, the adjusting rod (52) is in threaded connection with a moving platform (53), and the moving platform (53) is in sliding connection with the guide rod (51).
7. The integrated operation and maintenance equipment for the urban power grid substation equipment according to claim 6, wherein one end of the connecting rod (54) is rotatably connected with the mobile station (53), and the other end of the connecting rod (54) is rotatably connected with the bottom of the maintenance platform (3).
8. The integrated operation and maintenance equipment for the urban power grid substation equipment according to claim 7, wherein the driving mechanism (6) comprises a gear box (61) and a driving motor (52), the output end of the driving motor (52) is in transmission connection with the gear box (61), and the gear box (61) is in transmission connection with the adjusting rod (52).
9. The integrated operation and maintenance and overhaul equipment for the urban power grid substation equipment according to any one of claims 1 to 8, wherein a falling prevention mechanism (8) for preventing the overhaul platform (3) from falling to the ground is further arranged on the base (1), the falling prevention mechanism (8) comprises a housing (81) and a lifting column (82) which is slidably mounted in the housing (81), and the lower end of the lifting column (82) is connected with the housing (81) through a buffer spring (86).
10. The integrated operation and maintenance overhaul equipment for the urban power grid substation equipment according to claim 9, wherein a bundle groove is formed in the shell (81), the lifting column (82) is slidably mounted in the bundle groove, a plurality of protrusions (84) are uniformly arranged on the periphery of the lower end of the lifting column (82), a limiting groove (85) matched with the protrusions (84) is formed in the inner wall of the bundle groove, and the protrusions (84) are made of elastic materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210487273.8A CN114955949A (en) | 2022-05-06 | 2022-05-06 | Integrated operation and maintenance equipment for urban power grid substation equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210487273.8A CN114955949A (en) | 2022-05-06 | 2022-05-06 | Integrated operation and maintenance equipment for urban power grid substation equipment |
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| CN114955949A true CN114955949A (en) | 2022-08-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210487273.8A Pending CN114955949A (en) | 2022-05-06 | 2022-05-06 | Integrated operation and maintenance equipment for urban power grid substation equipment |
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| CN (1) | CN114955949A (en) |
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