CN212646870U - Power failure detection device and system for power equipment - Google Patents
Power failure detection device and system for power equipment Download PDFInfo
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- CN212646870U CN212646870U CN202021734323.0U CN202021734323U CN212646870U CN 212646870 U CN212646870 U CN 212646870U CN 202021734323 U CN202021734323 U CN 202021734323U CN 212646870 U CN212646870 U CN 212646870U
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Abstract
The utility model discloses a power failure detection device and system for power equipment, including first install bin, height adjusting mechanism, second install bin, slewing mechanism, light, rotation platform and control mechanism. The utility model discloses structural design has a height adjustment mechanism, and the height adjustment mechanism can reach the height that the transformer is located with the maintainer, and is safer and more convenient; the utility model is provided with a rotating mechanism which can help the detector to turn; the utility model discloses install control mechanism, control mechanism can control first motor, second motor and light and begin work, and control mechanism includes the GPRS module moreover, can be connected with near mobile communication basic station to on the operating condition of singlechip module sends mobile terminal's software, whether the testing personnel can operate through first motor of software control, second motor and light, the utility model discloses very intelligence, easy operation moreover.
Description
Technical Field
The utility model relates to a power failure detection device specifically is a power failure detection device and system for power equipment, belongs to power failure detection technical field.
Background
The power equipment mainly comprises power generation equipment and power supply equipment, wherein the power generation equipment mainly comprises a power station boiler, a steam turbine, a gas turbine, a water turbine, a generator, a transformer and the like, the power supply equipment mainly comprises power transmission lines with various voltage grades, a mutual inductor, a contactor and the like, along with the increasing application of the power equipment, the power failure detection also becomes a problem that people have to pay attention to, the detection of the transformer also becomes a problem that people are headache, because a plurality of transformers are arranged at high positions, a detector can carry out detection work only by climbing a wire pole with a foot fastener, and no platform for standing exists in the detection process, the power equipment can only maintain balance by the foot fastener, and the power equipment can fall to the ground slightly carelessly. Therefore, a power failure detection device and system for power equipment are proposed to solve the above problems.
SUMMERY OF THE UTILITY MODEL
An object of the present invention is to provide a power failure detection device and system for power equipment to solve the above problems.
The utility model discloses a following technical scheme realizes above-mentioned purpose, a power failure detection device for power equipment, including first install bin, height adjusting mechanism, second install bin, slewing mechanism, light, swivel stand and control mechanism, first install bin one side outer wall fixedly connected with solid fixed ring, install height adjusting mechanism on the inside bottom plate of first install bin, height adjusting mechanism top and second install bin bottom fixed connection, install slewing mechanism on the inside bottom plate of second install bin, slewing mechanism top and swivel stand bottom fixed connection, control mechanism installs at first install bin one side outer wall.
The height adjusting mechanism comprises a first motor, a first motor placing table, a first worm, a second bearing, a first supporting column, a first bevel gear, a first bearing, a threaded cylinder, a second bevel gear, a limiting cylinder, a limiting column and a threaded column, wherein the limiting cylinder, the first bearing, the first supporting column and the first motor placing table are fixedly connected to a bottom plate inside the first installation box, the limiting column is sleeved on the top of the limiting cylinder in a sliding mode, the top of the first bearing is fixedly connected with the bottom of the threaded cylinder, the threaded column is sleeved on the top of the threaded cylinder in a threaded mode, the first bearing is mounted on the top of the threaded column, the top of the first bearing is fixedly connected with the bottom of the second installation box, a second bevel gear is fixedly sleeved on the outer wall of the threaded cylinder and vertically meshed with the first bevel gear, the first worm is fixedly connected to one end of the first bevel gear, the second bearings are symmetrically and fixedly mounted on two sides of the first supporting column, one end, far away from the threaded cylinder, of the first worm movably penetrates through the first supporting column through the two second bearings and is fixedly connected with the first motor, the first motor is fixedly installed at the top of the first motor placing table, and the two second bearings are symmetrically and fixedly installed on two sides of the first supporting column.
The rotating mechanism comprises a second motor placing table, a second motor, a second worm, a fourth bearing, a second supporting column, a third bevel gear, a rotating column, a third bearing and a fourth bevel gear, the second motor placing table, the second supporting column and the third bearing are fixedly connected to the inner bottom plate, the top of the third bearing is fixedly connected with the bottom of the rotating column, the top of the rotating column is fixedly connected with the third bearing, the top of the third bearing is fixedly connected with the bottom of the rotating table, the outer side of the rotating column is fixedly sleeved with the fourth bevel gear, the fourth bevel gear is vertically meshed with the third bevel gear, one end of the third bevel gear is fixedly connected with the second worm, the two sides of the second supporting column are symmetrically and fixedly connected with the fourth bearing, and one end of the second worm, far away from the third bevel gear, movably penetrates through the second supporting column through the two fourth bearings, and is fixedly connected with a second motor which is fixedly arranged on the top of the second motor placing table.
Control mechanism includes electronic box, GPRS module and single chip module, electronic box fixed mounting is at first installation box lateral wall surface, electronic box inside electric connection has single chip module and GPRS module, single chip module and GPRS module electric connection, single chip module respectively with second motor and first motor electric connection.
Preferably, a power interface is arranged on the outer surface of the side wall of the first mounting box.
Preferably, two steps are vertically arranged on the outer surface of the side wall of the first installation box.
Preferably, a tool box is fixedly mounted at the top of the rotating table, and a tool box handle is mounted at the top of the tool box.
Preferably, the rotating table top is embedded with three illuminating lamps, and the illuminating lamps are electrically connected with the single chip microcomputer module.
The utility model provides a power failure detection system for power equipment, includes a power failure detection device for power equipment, a power failure detection system for power equipment still includes single chip module, first motor module, second motor module, light module, GPRS module, mobile communication basic station and mobile terminal, single chip module and first motor module, second motor module, light module and GPRS module electric connection, the GPRS module is connected with the mobile communication basic station, the mobile communication basic station is connected with mobile terminal.
Preferably, the single chip microcomputer module comprises a processor module, a storage module, a seventh signal receiving module, a first signal sending module, a second signal sending module, a third signal sending module and a fourth signal sending module, and the processor module is electrically connected with the storage module, the seventh signal receiving module, the first signal sending module, the second signal sending module, the third signal sending module and the fourth signal sending module.
Preferably, the first signal sending module, the second signal sending module and the third signal sending module in the single chip microcomputer module are electrically connected with the first motor module, the second motor module and the illuminating lamp module in sequence, and the single chip microcomputer module is respectively electrically connected with the fourth signal receiving module and the seventh signal sending module in the GPRS module through the fourth signal sending module and the seventh signal receiving module.
Preferably, the GPRS module includes a fourth signal receiving module, a fifth signal sending module, a microprocessor module, a flash memory module, a sixth signal receiving module, and a seventh signal sending module, and the microprocessor module is electrically connected to the fourth signal receiving module, the fifth signal sending module, the flash memory module, the sixth signal receiving module, and the seventh signal sending module.
Preferably, a fifth signal sending module and a sixth signal receiving module inside the GPRS module are both connected to a mobile communication base station, and the mobile communication base station is connected to a mobile terminal.
The utility model has the advantages that:
1. the utility model discloses a solid fixed ring fixed mounting is at the electric wire column surface, the utility model discloses structural design has a height adjustment mechanism, and height adjustment mechanism reaches the purpose of rising the platform with the help of worm gear transmission principle, and after the maintainer climbs up the swivel stand through the ladder, restart first motor, height adjustment mechanism just can hold up the mechanism at second installation case and second installation case top, and the maintainer reaches the position that the transformer is located, with traditional climbers, the utility model discloses it is safer convenient;
2. the utility model discloses install slewing mechanism, when the maintainer need turn over when overhauing to overhaul the structure next to the transformer, can start the second motor, slewing mechanism just can take and change the revolving stage, thereby help the inspector to turn over, moreover the utility model discloses a slewing mechanism's slew velocity is at the uniform velocity, therefore can not bring any discomfort for the inspector, in addition, the revolving stage top still installs the toolbox, is used for depositing inspector's surplus check out test set, avoids check out test set inspector to be bumped to ground, increases unnecessary trouble, the revolving stage top still embeds the light, when the inspector needs to detect the work in evening, the light can be for around the inspector;
3. the utility model discloses install control mechanism, whether control mechanism passes through the first motor of single chip module control, second motor and light start working, and single chip module still electric connection has the GPRS module, can be connected with near mobile communication basic station to on the operating condition of single chip module sends mobile terminal's software, and testing personnel after logging on this software, not only can inquire single chip module's operating condition, can also be through the first motor of software control, whether second motor and light function, the utility model discloses very intelligence, easy operation moreover.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive exercise.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic side view of the internal structure of the present invention;
fig. 3 is a schematic diagram of the system structure of the present invention.
In the figure: 1. the electric box comprises an electric box body, 2, a ladder, 3, a first installation box body, 4, a second installation box body, 5, a rotating table, 6, a tool box body, 7, a fixing ring, 8, a power interface, 9, a first motor, 10, a first motor placing table, 11, a first worm, 12, a second bearing 13, a first supporting column, 14, a first bevel gear, 15, a first bearing, 16, a threaded cylinder, 17, a second bevel gear, 18, a limiting cylinder, 19, a limiting cylinder, 20, a second motor placing table, 21, a second motor, 22, a second worm, 23, a fourth bearing, 24, a second supporting column, 25, a third bevel gear, 26, a rotating column, 27, a third bearing, 28, a tool box handle, 29, a fourth bevel gear, 30, a threaded column, 31, an illuminating lamp, 32, a single chip microcomputer module, 33 and a GPRS module.
Detailed Description
In order to make the objects, features and advantages of the present invention more obvious and understandable, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention, and obviously, the embodiments described below are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", 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, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Referring to fig. 1-3, an electric power failure detection device for an electric power apparatus includes a first installation box 3, a height adjustment mechanism, a second installation box 4, a rotation mechanism, an illumination lamp 31, a rotation platform 5 and a control mechanism, wherein a fixing ring 7 is fixedly connected to an outer wall of one side of the first installation box 3, the height adjustment mechanism is installed on a bottom plate inside the first installation box 3, the top of the height adjustment mechanism is fixedly connected to the bottom of the second installation box 4, the rotation mechanism is installed on a bottom plate inside the second installation box 4, the top of the rotation mechanism is fixedly connected to the bottom of the rotation platform 5, and the control mechanism is installed on an outer wall of one side of the first installation box 3.
The height adjusting mechanism comprises a first motor 9, a first motor placing table 10, a first worm 11, a second bearing 12, a first support column 13, a first bevel gear 14, a first bearing 15, a threaded cylinder 16, a second bevel gear 17, a limiting cylinder 18, a limiting column 19 and a threaded cylinder 30, wherein the bottom plate inside the first installation box 3 is fixedly connected with the limiting cylinder 18, the first bearing 15, the first support column 13 and the first motor placing table 10, the top of the limiting cylinder 18 is sleeved with the limiting column 19 in a sliding mode, the top of the first bearing 15 is fixedly connected with the bottom of the threaded cylinder 16, the top of the threaded cylinder 16 is sleeved with the threaded cylinder 30 in a threaded mode, the top of the threaded cylinder 30 is provided with the first bearing 15, the top of the first bearing 15 is fixedly connected with the bottom of the second installation box 4, the outer wall of the threaded cylinder 16 is fixedly sleeved with the second bevel gear 17, the second bevel gear 17 is vertically meshed with the first bevel gear 14, first bevel gear 14 one end fixedly connected with first worm 11, the bilateral symmetry fixed mounting of first support column 13 has second bearing 12, the one end that screw thread section of thick bamboo 16 was kept away from to first worm 11 runs through first support column 13 through two second bearing 12 activities to with first motor 9 fixed connection, first motor 9 fixed mounting places the platform 10 top at first motor, two second bearing 12 symmetry fixed mounting is in first support column 13 both sides.
The rotating mechanism comprises a second motor placing table 20, a second motor 21, a second worm 22, a fourth bearing 23, a second supporting column 24, a third bevel gear 25, a rotating column 26, a third bearing 27 and a fourth bevel gear 29, the second motor placing table 20, the second supporting column 24 and the third bearing 27 are fixedly connected to the bottom plate inside the second installation box 4, the top of the third bearing 27 is fixedly connected with the bottom of the rotating column 26, the third bearing 27 is fixedly connected to the top of the rotating column 26, the top of the third bearing 27 is fixedly connected with the bottom of the rotating table 5, the fourth bevel gear 29 is fixedly sleeved on the outer side of the rotating column 26, the fourth bevel gear 29 is vertically meshed with the third bevel gear 25, one end of the third bevel gear 25 is fixedly connected with the second worm 22, the fourth bearing 23 is symmetrically and fixedly connected to two sides of the second supporting column 24, and one end of the second worm 22, far away from the third bevel gear 25, movably penetrates through the second supporting column through the two fourth bearings 23 And the support column 24 is fixedly connected with the second motor 21, and the second motor 21 is fixedly installed on the top of the second motor placing table 20.
Control mechanism includes electronic box 1, GPRS module 33 and single chip module 32, 1 fixed mounting of electronic box is at 3 lateral wall surfaces of first installing bin, 1 inside electric connection of electronic box has single chip module 32 and GPRS module 33, single chip module 32 and 33 electric connection of GPRS module, single chip module 32 respectively with second motor 21 and 9 electric connection of first motor.
And a power supply interface 8 is arranged on the outer surface of the side wall of the first installation box 3.
Two steps 2 are vertically arranged on the outer surface of the side wall of the first installation box 3.
The top of the rotating table 5 is fixedly provided with a tool box 6, and the top of the tool box 6 is provided with a tool box handle 28.
Three illuminating lamps 31 are embedded in the top of the rotating table 5, and the illuminating lamps 31 are electrically connected with the single chip microcomputer module 32.
The utility model provides a power failure detection system for power equipment, includes a power failure detection device for power equipment, a power failure detection system for power equipment still includes single chip module, first motor module, second motor module, light module, GPRS module, mobile communication basic station and mobile terminal, single chip module and first motor module, second motor module, light module and GPRS module electric connection, the GPRS module is connected with the mobile communication basic station, the mobile communication basic station is connected with mobile terminal.
The single chip microcomputer module comprises a processor module, a storage module, a seventh signal receiving module, a first signal sending module, a second signal sending module, a third signal sending module and a fourth signal sending module, and the processor module is electrically connected with the storage module, the seventh signal receiving module, the first signal sending module, the second signal sending module, the third signal sending module and the fourth signal sending module.
The first signal sending module, the second signal sending module and the third signal sending module in the single chip microcomputer module are electrically connected with the first motor module, the second motor module and the illuminating lamp module in sequence, and the single chip microcomputer module is respectively electrically connected with the fourth signal receiving module and the seventh signal sending module in the GPRS module through the fourth signal sending module and the seventh signal receiving module.
The GPRS module comprises a fourth signal receiving module, a fifth signal sending module, a microprocessor module, a flash memory module, a sixth signal receiving module and a seventh signal sending module, and the microprocessor module is electrically connected with the fourth signal receiving module, the fifth signal sending module, the flash memory module, the sixth signal receiving module and the seventh signal sending module.
And a fifth signal sending module and a sixth signal receiving module in the GPRS module are both connected with a mobile communication base station, and the mobile communication base station is connected with a mobile terminal.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. 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.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (10)
1. A power failure detection apparatus for an electrical device, characterized by: the LED lamp comprises a first installation box (3), a height adjusting mechanism, a second installation box (4), a rotating mechanism, an illuminating lamp (31), a rotating table (5) and a control mechanism, wherein a fixing ring (7) is fixedly connected to the outer wall of one side of the first installation box (3), the height adjusting mechanism is installed on a bottom plate inside the first installation box (3), the top of the height adjusting mechanism is fixedly connected with the bottom of the second installation box (4), the rotating mechanism is installed on a bottom plate inside the second installation box (4), the top of the rotating mechanism is fixedly connected with the bottom of the rotating table (5), and the control mechanism is installed on the outer wall of one side of the first installation box (3);
the height adjusting mechanism comprises a first motor (9), a first motor placing table (10), a first worm (11), a second bearing (12), a first supporting column (13), a first bevel gear (14), a first bearing (15), a threaded cylinder (16), a second bevel gear (17), a limiting cylinder (18), a limiting column (19) and a threaded column (30), wherein the inner bottom plate of the first installation box (3) is fixedly connected with the limiting cylinder (18), the first bearing (15), the first supporting column (13) and the first motor placing table (10), the limiting column (19) is sleeved at the top of the limiting cylinder (18) in a sliding mode, the top of the first bearing (15) is fixedly connected with the bottom of the threaded cylinder (16), the threaded column (30) is sleeved at the top of the threaded cylinder (16), the first bearing (15) is installed at the top of the threaded column (30), and the top of the first bearing (15) is fixedly connected with the bottom of the second installation box (4), the outer wall of the threaded cylinder (16) is fixedly sleeved with a second bevel gear (17), the second bevel gear (17) is vertically meshed with a first bevel gear (14), one end of the first bevel gear (14) is fixedly connected with a first worm (11), second bearings (12) are symmetrically and fixedly installed on two sides of the first support column (13), one end, far away from the threaded cylinder (16), of the first worm (11) movably penetrates through the first support column (13) through the two second bearings (12) and is fixedly connected with a first motor (9), the first motor (9) is fixedly installed at the top of a first motor placing table (10), and the two second bearings (12) are symmetrically and fixedly installed on two sides of the first support column (13);
the rotating mechanism comprises a second motor placing table (20), a second motor (21), a second worm (22), a fourth bearing (23), a second supporting column (24), a third bevel gear (25), a rotating column (26), a third bearing (27) and a fourth bevel gear (29), the second motor placing table (20), the second supporting column (24) and the third bearing (27) are fixedly connected to the bottom plate inside the second mounting box (4), the top of the third bearing (27) is fixedly connected with the bottom of the rotating column (26), the top of the rotating column (26) is fixedly connected with the third bearing (27), the top of the third bearing (27) is fixedly connected with the bottom of the rotating table (5), the outer side of the rotating column (26) is fixedly sleeved with the fourth bevel gear (29), the fourth bevel gear (29) is vertically meshed with the third bevel gear (25), one end of the third bevel gear (25) is fixedly connected with the second worm (22), the two sides of the second supporting column (24) are symmetrically and fixedly connected with fourth bearings (23), one end, far away from the third bevel gear (25), of the second worm (22) movably penetrates through the second supporting column (24) through the two fourth bearings (23) and is fixedly connected with a second motor (21), and the second motor (21) is fixedly installed at the top of the second motor placing table (20);
control mechanism includes electronic box (1), GPRS module (33) and single chip module (32), electronic box (1) fixed mounting is at first install bin (3) lateral wall surface, electronic box (1) inside electric connection has single chip module (32) and GPRS module (33), single chip module (32) and GPRS module (33) electric connection, single chip module (32) respectively with second motor (21) and first motor (9) electric connection.
2. A power failure detection apparatus for an electric power device according to claim 1, characterized in that: and a power supply interface (8) is arranged on the outer surface of the side wall of the first mounting box (3).
3. A power failure detection apparatus for an electric power device according to claim 1, characterized in that: two steps (2) are vertically installed on the outer surface of the side wall of the first installation box (3).
4. A power failure detection apparatus for an electric power device according to claim 3, characterized in that: the top of the rotating table (5) is fixedly provided with a tool box (6), and the top of the tool box (6) is provided with a tool box handle (28).
5. A power failure detection apparatus for an electric power device according to claim 3, characterized in that: the top of the rotating table (5) is embedded with three illuminating lamps (31), and the illuminating lamps (31) are electrically connected with the single chip microcomputer module (32).
6. A power failure detection system for an electrical device, characterized by: the power failure detection device for the power equipment comprises any one of claims 1 to 5, and further comprises a single chip microcomputer module, a first motor module, a second motor module, a lighting lamp module, a GPRS module, a mobile communication base station and a mobile terminal, wherein the single chip microcomputer module is electrically connected with the first motor module, the second motor module, the lighting lamp module and the GPRS module, the GPRS module is connected with the mobile communication base station, and the mobile communication base station is connected with the mobile terminal.
7. A power failure detection system for an electrical device according to claim 6, wherein: the single chip microcomputer module comprises a processor module, a storage module, a seventh signal receiving module, a first signal sending module, a second signal sending module, a third signal sending module and a fourth signal sending module, and the processor module is electrically connected with the storage module, the seventh signal receiving module, the first signal sending module, the second signal sending module, the third signal sending module and the fourth signal sending module.
8. A power failure detection system for an electrical device according to claim 6, wherein: the first signal sending module, the second signal sending module and the third signal sending module in the single chip microcomputer module are electrically connected with the first motor module, the second motor module and the illuminating lamp module in sequence, and the single chip microcomputer module is respectively electrically connected with the fourth signal receiving module and the seventh signal sending module in the GPRS module through the fourth signal sending module and the seventh signal receiving module.
9. A power failure detection system for an electrical device according to claim 6, wherein: the GPRS module comprises a fourth signal receiving module, a fifth signal sending module, a microprocessor module, a flash memory module, a sixth signal receiving module and a seventh signal sending module, and the microprocessor module is electrically connected with the fourth signal receiving module, the fifth signal sending module, the flash memory module, the sixth signal receiving module and the seventh signal sending module.
10. A power failure detection system for an electrical device according to claim 6, wherein: and a fifth signal sending module and a sixth signal receiving module in the GPRS module are both connected with a mobile communication base station, and the mobile communication base station is connected with a mobile terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021734323.0U CN212646870U (en) | 2020-08-18 | 2020-08-18 | Power failure detection device and system for power equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021734323.0U CN212646870U (en) | 2020-08-18 | 2020-08-18 | Power failure detection device and system for power equipment |
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| Publication Number | Publication Date |
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| CN212646870U true CN212646870U (en) | 2021-03-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021734323.0U Expired - Fee Related CN212646870U (en) | 2020-08-18 | 2020-08-18 | Power failure detection device and system for power equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112051482A (en) * | 2020-08-18 | 2020-12-08 | 国网山东省电力公司淄博供电公司 | Power failure detection device and system for power equipment |
-
2020
- 2020-08-18 CN CN202021734323.0U patent/CN212646870U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112051482A (en) * | 2020-08-18 | 2020-12-08 | 国网山东省电力公司淄博供电公司 | Power failure detection device and system for power equipment |
| CN112051482B (en) * | 2020-08-18 | 2024-07-02 | 国网山东省电力公司淄博供电公司 | Power failure detection device and system for power equipment |
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