CN110289650B - High-voltage test power supply trolley - Google Patents
High-voltage test power supply trolley Download PDFInfo
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- CN110289650B CN110289650B CN201910412433.0A CN201910412433A CN110289650B CN 110289650 B CN110289650 B CN 110289650B CN 201910412433 A CN201910412433 A CN 201910412433A CN 110289650 B CN110289650 B CN 110289650B
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- power supply
- positioning
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- trolley
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/72—Means for accommodating flexible lead within the holder
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0042—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by the mechanical construction
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
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Abstract
The invention relates to the technical field of electric auxiliary equipment, in particular to a high-voltage test power supply trolley. The utility model provides a high-voltage testing power supply trolley, includes frame and the operating panel of setting on the frame, the frame on be provided with the base, the base on be provided with the holding tank, the bottom of holding tank rotate and be connected with the motor case, the motor incasement be provided with the spiral motor, the output shaft department of spiral motor be connected with the battery box, the battery box in be provided with the group battery that is used for the power supply, the battery box on be connected with the base upper surface and rotate the commentaries on classics board of being connected, the commentaries on classics board on be provided with the spool, the group battery on be connected with and be used for the power cord of winding on the spool. The invention can meet the requirement of high-voltage test work with higher power and longer time, can automatically take up wires and has high use efficiency.
Description
Technical Field
The invention relates to the technical field of electric power auxiliary equipment, in particular to a high-voltage test power supply trolley.
Background
High voltage testing generally requires an external ac power supply. In a substation, because the number of the wall surface wire plugging seats is limited and part of test positions are far away from the wire plugging seats, the power supply is inconvenient; when the outdoor work is carried out, the power supply is often lacked on the spot, the small gasoline generator has large noise and tail gas, and certain potential safety hazard exists.
The power supply on the existing power supply trolley is small in power and capacity, cannot meet the requirements of high power and long-time high-voltage test work, and the power supply trolley is not provided with an automatic winding and unwinding device, so that the field use efficiency is low.
For example, Chinese patent publication numbers are: CN109066418A, a portable power supply trolley announced in 2018, 12 and 21, and belongs to the technical field of electric auxiliary equipment, and the portable power supply trolley comprises a frame, wherein a power supply box is arranged at the bottom of the frame, an uninterruptible power supply is arranged inside the power supply box, a power supply spool is arranged outside the power supply box, a power supply wire is wound on the power supply spool, one end of the power supply wire is used for being connected with the input end of the uninterruptible power supply, and the other end of the power supply wire is used for being connected with alternating current; the middle part of the frame is provided with a plurality of tool boxes; the top of the frame is provided with a control panel; the bottom of the frame is provided with universal wheels. Although this power supply trolley is provided with uninterrupted power source and a plurality of toolbox, conveniently carries, and the toolbox makes things convenient for the maintenance instrument to get puts, and elevating system can solve the not circuit maintenance work of co-altitude, but power is little, and is capacious, can't satisfy great power, and long time's high-voltage test work does not have automatic winding device of receiving moreover on the power supply trolley, and on-the-spot availability factor is low.
Disclosure of Invention
The invention mainly aims at the problems that the power supply power is small, the capacity is small, the high-voltage test work with larger power and longer time can not be met, and the automatic winding and unwinding device is not arranged on a power supply trolley, so that the field use efficiency is low in the prior art, and provides a high-voltage test power supply trolley which can meet the high-voltage test work with larger power and longer time, can automatically wind up and has high use efficiency.
The purpose of the invention is mainly realized by the following scheme: the utility model provides a high-voltage testing power supply trolley, includes frame and the operating panel of setting on the frame, operating panel pass through the backup pad setting on the frame, the frame on be provided with the base, the base on be provided with the holding tank, the bottom of holding tank rotate and be connected with the motor case, the motor incasement be provided with the spiral motor, the output shaft department of spiral motor be connected with the battery box, the battery box in be provided with the group battery that is used for the power supply, the battery box on be connected with the commentaries on classics board of being connected with base upper surface rotation, the commentaries on classics board on classics on be provided with the winding spool, the group battery on be connected with and be used for the power cord of winding on the winding spool. The operation panel is arranged on the frame through the support plate, the installation is convenient and reasonable, the frame is provided with the base, the base is provided with the containing groove, the bottom of the containing groove is rotatably connected with the motor box, the motor box is internally provided with the winding motor, the winding motor and the motor box can rotate in the containing groove on the base, the output shaft of the winding motor is connected with the battery box, the battery box is internally provided with the battery pack for supplying power, the battery box is connected with the rotating plate which is rotatably connected with the upper surface of the base, the rotating plate is provided with the winding shaft, when the winding motor is started, the output shaft of the winding motor can drive the battery box, the rotating plate and the winding shaft to simultaneously rotate, the battery pack is connected with the power wire which is wound on the winding shaft, the other end of the power wire is connected with the charging plug, when the operation is carried out, a worker firstly moves the trolley to a construction site, and the common construction site is beside a substation, the charging plug is held by a worker, the worker can walk around to drive the winding shaft, the rotating plate and the motor box to integrally rotate, the worker can stretch the power line into the substation and insert the charging plug into a socket in the substation, so that the battery pack can be continuously charged, high-voltage test work for a long time can be realized, when the operation is finished, the winding motor is started, and the winding motor is started to drive the winding shaft to rotate, so that the power line can be uniformly wound on the winding shaft, and the operation efficiency is improved; the operation panel comprises 2 220V power output sockets and 1 pair of binding posts; there are 1 charging port of 220V power; 1 inverter switch is provided; a take-up switch is arranged; one switch blade is arranged; one leakage protector is arranged; the display screen is arranged to display the voltage number, the current number and the electric quantity value, so that the workers can conveniently operate.
As preferred, still include the setting element, the setting element include the operating head and set up the spliced pole on the operating head, the commentaries on classics board on be provided with spliced pole matched with through-hole, the base on be provided with spliced pole matched with ring channel, the lateral wall of the lower part of spliced pole on be provided with the constant head tank, the constant head tank in slide and be provided with the locating piece, the inner wall of locating piece and constant head tank between be connected with positioning spring. The positioning piece comprises an operating head and a connecting column arranged on the operating head, the connecting column is cylindrical, a through hole matched with the connecting column is formed in the rotating plate, an annular groove matched with the connecting column is formed in the base, the annular groove is formed in the upper surface of the base and is annularly arranged, a positioning groove is formed in the side wall of the lower portion of the connecting column, a positioning block is slidably arranged in the positioning groove, a positioning spring is connected between the positioning block and the inner wall of the positioning groove, after the positioning piece is inserted into the annular groove along the through hole, the positioning block can tightly abut against the side wall of the annular groove under the action of the positioning spring, the rotating plate can be prevented from rotating randomly, and the whole device can be prevented from automatically deflecting during moving; when winding or paying off operation is required, a worker holds the operating head by hands and rotates the operating head, so that the connecting column rotates, the positioning block cannot tightly abut against the side wall of the annular groove, the rotation of the rotating plate cannot be influenced by the positioning block, and when the rotating plate rotates, the connecting column can be driven to rotate in the annular groove at the same time; one side of the positioning block, which is far away from the positioning spring, is arc-shaped, so that the positioning block can be clamped on the side wall of the annular groove more easily when the connecting column is rotated.
Preferably, a placing groove is formed in one side, away from the positioning spring, of the positioning block, a rolling ball and an auxiliary block are arranged in the placing groove, the auxiliary block is arranged on one side close to the positioning spring, a positioning inclined plane matched with the rolling ball is arranged on one side, close to the rolling ball, of the auxiliary block, a supporting rod is arranged at the bottom of the auxiliary block, a connecting hole for the supporting rod to penetrate through is formed in the positioning block, and a translation hole is formed in the connecting column corresponding to the supporting rod. One side of the positioning block, which is far away from the positioning spring, is provided with a placing groove, balls and an auxiliary block are arranged in the placing groove, the auxiliary block is arranged on one side close to the positioning spring, one side of the auxiliary block, which is close to the balls, is provided with a positioning inclined plane matched with the balls, the positioning inclined plane gradually inclines to one side of the positioning spring from bottom to top, the bottom of the auxiliary block is provided with a supporting rod, the positioning block is provided with a connecting hole for the supporting rod to pass through, the connecting rod is provided with a translation hole corresponding to the supporting rod, the diameter of the translation hole is larger than that of the supporting rod, so that the movement of the positioning block is not influenced, when the positioning block is clamped on the side wall of the annular groove, the balls and the auxiliary block do not function, the supporting rod is abutted against the bottom surface of the annular groove at the moment, when a rotating plate is required to rotate, a worker firstly holds the operating head so as to press the operating head downwards, thereby the supporting rod is stressed and moves upwards relative to the positioning block, the bracing piece drives supplementary piece and shifts up simultaneously, and supplementary piece when moving last, and the location inclined plane can extrude the ball gradually to acting on one toward keeping away from the thrust that supplementary piece direction removed to the ball, thereby making the ball move toward the lateral wall direction of ring channel, the ball can support on the lateral wall of ring channel, is convenient for rotate the spliced pole.
Preferably, an auxiliary spring is connected between the auxiliary block and the upper side wall of the placing groove. An auxiliary spring is connected between the auxiliary block and the upper side wall of the placing groove, so that the auxiliary block cannot push the ball onto the side wall of the annular groove under the condition that the acting force of a worker is avoided.
Preferably, a rain shelter is arranged at the top of the frame. The top of frame is provided with the canopy, can play the effect of keeping off the rain or keeping off sunshine.
Preferably, a handle is arranged on one side of the frame. One side of the frame is provided with a handle, which is convenient for moving the whole device.
Preferably, the bottom of the frame is provided with rollers. The bottom of the frame is provided with the roller, which is convenient for pushing.
Therefore, the high-voltage test power supply trolley has the following advantages: the high-voltage test wire winding machine is simple in structure, convenient to operate, capable of meeting high-power and long-time high-voltage test work, capable of automatically winding wires and high in use efficiency.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural view of a positioning member according to the present invention.
Fig. 3 is an enlarged view of a portion a of fig. 2.
Fig. 4 is a schematic view of the structure when the operator presses the operating head downward.
Illustration of the drawings: 1-vehicle frame, 2-handle, 3-rain shed, 4-operation panel, 5-support plate, 6-winding shaft, 7-rotating plate, 8-ring groove, 9-base, 10-roller, 11-power line, 12-motor box, 13-winding motor, 14-holding tank, 15-battery pack, 16-battery box, 17-through hole, 18-positioning piece, 19-operation head, 20-connecting column, 21-auxiliary spring, 22-placing groove, 23-ball, 24-positioning inclined plane, 25-positioning piece, 26-translation hole, 27-supporting rod, 28-connecting hole, 29-positioning groove, 30-positioning spring, 31-auxiliary block.
Detailed Description
The technical scheme of the invention is further specifically described by the following embodiments and the accompanying drawings.
Example 1:
as shown in figure 1, a high-voltage test power supply trolley comprises a trolley frame 1 and an operation panel 4 arranged on the trolley frame 1, wherein the operation panel 4 is arranged on the trolley frame 1 through a support plate 5, the installation is convenient and reasonable, a rain shelter 3 is arranged at the top of the trolley frame 1 and can play a role of sheltering from rain or sunlight, a handle 2 is arranged on one side of the trolley frame 1 and is convenient for moving the whole device, rollers 10 are arranged at the bottom of the trolley frame 1 and are convenient for pushing, a base 9 is arranged on the trolley frame 1, a containing groove 14 is arranged on the base 9, the bottom of the containing groove 14 is rotatably connected with a motor box 12, a winding motor 13 is arranged in the motor box 12, the winding motor 13 and the motor box 12 can rotate in the containing groove 14 on the base 9, a battery box 16 is connected at an output shaft of the winding motor 13, a battery pack 15 for supplying power is arranged in the battery box 16, a rotating plate 7 rotatably connected with the upper surface of the base 9 is connected on the battery box 16, the winding reel 6 is arranged on the rotating plate 7, when the winding reel motor 13 is started, the output shaft of the winding reel motor 13 can drive the battery box 16, the rotating plate 7 and the winding reel 6 to rotate simultaneously, the battery pack 15 is connected with the power line 11 wound on the winding reel 6, the other end of the power line 11 is connected with the charging plug, when the operation is carried out, a worker firstly moves the trolley to a construction site, the common construction site is beside a substation, the worker holds the charging plug and can walk to drive the winding reel 6, the rotating plate 7 and the motor box 12 to integrally rotate, the worker can stretch the power line 11 into the substation and insert the charging plug into a socket in the substation, so that the battery pack 15 can be continuously charged, the high-voltage test work for a long time can be realized, when the operation is finished, the winding reel motor is started, the winding motor is started to drive the winding shaft 6 to rotate, so that the power wire 11 can be uniformly wound on the winding shaft 6, and the operation efficiency is improved; the operation panel 4 comprises 2 220V power output sockets and 1 pair of binding posts; there are 1 charging port of 220V power; 1 inverter switch is provided; a take-up switch is arranged; one switch blade is arranged; one leakage protector is arranged; the display screen is arranged to display the voltage number, the current number and the electric quantity value, so that the workers can conveniently operate.
The positioning device further comprises a positioning part 18, as shown in fig. 2, 3 and 4, the positioning part 18 comprises an operating head 19 and a connecting column 20 arranged on the operating head 19, the connecting column 20 is cylindrical, a through hole 17 matched with the connecting column 20 is formed in the rotating plate 7, an annular groove 8 matched with the connecting column is formed in the base 9, the annular groove 8 is formed in the upper surface of the base 9 and is annularly arranged, a positioning groove 29 is formed in the side wall of the lower portion of the connecting column, a positioning block 25 is slidably arranged in the positioning groove 29, a positioning spring 30 is connected between the positioning block 25 and the inner wall of the positioning groove 29, after the positioning part 18 is inserted into the annular groove 8 along the through hole 17, the positioning block 25 can tightly abut against the side wall of the annular groove 8 under the action of the positioning spring 30, the rotating plate 7 can be prevented from randomly rotating, and the whole device can be prevented from automatically deflecting when moving; when winding or paying off operation is required, a worker holds the operating head 19 by hand and rotates the operating head 19, so that the connecting column 20 rotates, the positioning block 25 cannot be tightly abutted against the side wall of the annular groove 8, the positioning block 25 cannot influence the rotation of the rotating plate 7, and when the rotating plate 7 rotates, the connecting column 20 is driven to rotate in the annular groove 8; one side of the positioning block 25, which is far away from the positioning spring 30, is arc-shaped, so that the positioning block 25 is more easily clamped on the side wall of the annular groove 8 when the connecting column 20 is rotated.
A placing groove 22 is arranged on one side of the positioning block 25 far away from the positioning spring 30, a ball 23 and an auxiliary block 31 are arranged in the placing groove 22, the auxiliary block 31 is arranged on one side close to the positioning spring 30, a positioning inclined plane 24 matched with the ball 23 is arranged on one side of the auxiliary block 31 close to the ball 23, the positioning inclined plane 24 gradually inclines towards one side of the positioning spring 30 from bottom to top, a supporting rod 27 is arranged at the bottom of the auxiliary block 31, a connecting hole 28 for the supporting rod 27 to pass through is arranged on the positioning block 25, a translation hole 26 is arranged on the connecting column 20 corresponding to the supporting rod 27, the diameter of the translation hole 26 is larger than that of the supporting rod 27, so that the movement of the positioning block 25 is not influenced, when the positioning block 25 is clamped on the side wall of the annular groove 8, the ball 23 and the auxiliary block 31 do not work, the supporting rod 27 abuts against the bottom surface of the annular groove 8 at the moment, when a worker wants to rotate the rotating plate 7, thereby the staff holds operating head 19 earlier and pushes down operating head 19, thereby make bracing piece 27 atress and move up for locating piece 25, bracing piece 27 drives supplementary piece 31 and shifts up simultaneously, supplementary piece 31 is when shifting up, location inclined plane 24 can extrude ball 23 gradually, thereby act on a thrust toward keeping away from supplementary piece 31 direction removal to ball 23, thereby make ball 23 remove toward the lateral wall direction of ring channel 8, ball 23 can support on the lateral wall of ring channel 8, be convenient for rotate spliced pole 20.
An auxiliary spring 21 is connected between the auxiliary block 31 and the upper side wall of the placing groove 22, so that the auxiliary block 31 does not push the ball 23 against the side wall of the annular groove 8 without being acted by a worker.
It should be understood that this example is only for illustrating the present invention and is not intended to limit the scope of the present invention. Further, it should be understood that various changes or modifications of the present invention may be made by those skilled in the art after reading the teaching of the present invention, and such equivalents may fall within the scope of the present invention as defined in the appended claims.
Claims (6)
1. A high-voltage test power supply trolley is characterized by comprising a frame, an operation panel and a positioning piece, wherein the operation panel and the positioning piece are arranged on the frame, the operation panel is arranged on the frame through a supporting plate, a base is arranged on the frame, a containing tank is arranged on the base, the bottom of the containing tank is rotatably connected with a motor box, a winding motor is arranged in the motor box, an output shaft of the winding motor is connected with a battery box, a battery pack for supplying power is arranged in the battery box, the battery box is connected with a rotating plate which is rotatably connected with the upper surface of the base, a winding shaft is arranged on the rotating plate, and the battery pack is connected with a power line which is wound on the winding shaft; the setting element include the operating head and set up the spliced pole on the operating head, the commentaries on classics board on be provided with spliced pole matched with through-hole, the base on be provided with spliced pole matched with ring channel, the lateral wall of the lower part of spliced pole on be provided with the constant head tank, the constant head tank in slide and be provided with the locating piece, the inner wall of locating piece and constant head tank between be connected with positioning spring.
2. The high-voltage test power supply trolley according to claim 1, wherein a placing groove is formed in one side of the positioning block, which is far away from the positioning spring, a rolling ball and an auxiliary block are arranged in the placing groove, the auxiliary block is arranged on one side of the positioning block, which is near to the positioning spring, a positioning inclined surface matched with the rolling ball is arranged on one side of the auxiliary block, a supporting rod is arranged at the bottom of the auxiliary block, a connecting hole for the supporting rod to pass through is formed in the positioning block, and a translation hole is formed in the connecting column, which corresponds to the supporting rod.
3. The power supply trolley for the high-voltage test according to claim 2, wherein an auxiliary spring is connected between the auxiliary block and the upper side wall of the placing groove.
4. The power supply trolley for the high-voltage test according to claim 1 or 2, wherein a rain shelter is arranged at the top of the trolley frame.
5. The power supply trolley for the high-voltage test according to claim 1 or 2, wherein a handle is arranged on one side of the trolley frame.
6. The power supply trolley for the high-voltage test according to claim 1 or 2, wherein the bottom of the trolley frame is provided with rollers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910412433.0A CN110289650B (en) | 2019-05-17 | 2019-05-17 | High-voltage test power supply trolley |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910412433.0A CN110289650B (en) | 2019-05-17 | 2019-05-17 | High-voltage test power supply trolley |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110289650A CN110289650A (en) | 2019-09-27 |
| CN110289650B true CN110289650B (en) | 2022-08-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910412433.0A Active CN110289650B (en) | 2019-05-17 | 2019-05-17 | High-voltage test power supply trolley |
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| CN (1) | CN110289650B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116718852B (en) * | 2023-05-15 | 2024-06-04 | 重庆市荣昌区职业教育中心 | High-voltage power test car networking platform |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1517716A (en) * | 1974-07-26 | 1978-07-12 | Autoflug Gmbh | Automatic reel for a safety belt |
| CN202940602U (en) * | 2012-09-29 | 2013-05-15 | 金华电业局 | Mobile power supply device |
| EP2731216A1 (en) * | 2011-07-07 | 2014-05-14 | Toyota Jidosha Kabushiki Kaisha | Charging cable housing device |
| CN105668341A (en) * | 2016-04-10 | 2016-06-15 | 国家电网公司 | Automatic collecting box for high-voltage power test grounding wire |
| CN205377087U (en) * | 2016-01-14 | 2016-07-06 | 上海祈德机电设备有限公司 | Interim block terminal |
| CN208078421U (en) * | 2018-04-16 | 2018-11-09 | 广州南洋电控设备厂有限公司 | A kind of rotatable outdoor electricity distribution cabinet |
| CN109066418A (en) * | 2018-08-24 | 2018-12-21 | 国网河北省电力有限公司沧州供电分公司 | A kind of portable power trolley |
-
2019
- 2019-05-17 CN CN201910412433.0A patent/CN110289650B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1517716A (en) * | 1974-07-26 | 1978-07-12 | Autoflug Gmbh | Automatic reel for a safety belt |
| EP2731216A1 (en) * | 2011-07-07 | 2014-05-14 | Toyota Jidosha Kabushiki Kaisha | Charging cable housing device |
| CN202940602U (en) * | 2012-09-29 | 2013-05-15 | 金华电业局 | Mobile power supply device |
| CN205377087U (en) * | 2016-01-14 | 2016-07-06 | 上海祈德机电设备有限公司 | Interim block terminal |
| CN105668341A (en) * | 2016-04-10 | 2016-06-15 | 国家电网公司 | Automatic collecting box for high-voltage power test grounding wire |
| CN208078421U (en) * | 2018-04-16 | 2018-11-09 | 广州南洋电控设备厂有限公司 | A kind of rotatable outdoor electricity distribution cabinet |
| CN109066418A (en) * | 2018-08-24 | 2018-12-21 | 国网河北省电力有限公司沧州供电分公司 | A kind of portable power trolley |
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| CN110289650A (en) | 2019-09-27 |
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