CN115864086B - Folding power supply device and power connection system - Google Patents
Folding power supply device and power connection system Download PDFInfo
- Publication number
- CN115864086B CN115864086B CN202211723664.1A CN202211723664A CN115864086B CN 115864086 B CN115864086 B CN 115864086B CN 202211723664 A CN202211723664 A CN 202211723664A CN 115864086 B CN115864086 B CN 115864086B
- Authority
- CN
- China
- Prior art keywords
- folding
- swing rod
- driving rope
- rotating shaft
- power supply
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Handcart (AREA)
- Invalid Beds And Related Equipment (AREA)
Abstract
The application belongs to the technical field of power connection equipment, and provides a folding power supply device and a power connection system, wherein the folding power supply device comprises a device frame body, a telescopic mechanism, a driving mechanism and a power connection assembly; the telescopic mechanism comprises a primary swing rod and a secondary swing rod, the primary swing rod is arranged on the device frame body in a swinging way, and the primary swing rod and the secondary swing rod are connected in a relatively swinging way; the driving mechanism comprises an extension driving rope, a folding driving rope and a driving motor, and the extension driving rope and the folding driving rope are in transmission connection with the driving motor; the electric connection assembly comprises a plurality of electric brushes, and the electric brushes are arranged on the end part, far away from the primary oscillating bar, of the secondary oscillating bar. The application can automatically execute the power supply action, reduces operators, reduces the electric shock risk of operators, and ensures that the charging operation of equipment is safer and more reliable; meanwhile, the application is a folding design, so that the equipment has smaller depth space and a longer power supply stroke is obtained.
Description
Technical Field
The application belongs to the technical field of power connection equipment, and particularly relates to a folding power supply device 5 and a power connection system.
Background
In actual production of each industry, there are devices that need to be accessed at specific places or times
And a power supply to meet production requirements. The existing power supply scheme is realized by adopting manual power plug-in to supply 0 power to equipment, the work content is repeated and simple, and personal safety risks and occupational hazards exist in places with poor working environments
The electric shock hazard exists in the manual plug-in. In actual production, unmanned, less-unmanned and optimized manpower has become a trend.
Disclosure of Invention
In order to overcome the above-mentioned drawbacks of the prior art, an object of the present application is to provide a foldable power supply device and a power receiving system, so as to improve the safety and save labor when power is supplied to the device.
The application adopts the technical means for solving the technical problems that:
the application provides a folding power supply device, which comprises a device frame, and a telescopic mechanism, a driving mechanism and an electric connection assembly which are arranged on the device frame;
the telescopic mechanism comprises a plurality of first-stage swing rods and a plurality of second-stage swing rods, the first-stage swing rods are arranged on the device frame body in a swinging manner, and the first-stage swing rods and the second-stage swing rods are connected in a relatively swinging manner;
the driving mechanism comprises an extension driving rope, a folding driving rope and a driving motor, wherein the extension driving rope and the folding driving rope are in transmission connection with the driving motor, the extension driving rope is used for promoting the relative unfolding between the 5 primary swing rods and the second swing rods, and the folding driving rope is used for promoting the relative folding between the primary swing rods and the second swing rods;
the electric connection assembly comprises a plurality of electric brushes, and the electric brushes are arranged on the end part, far away from the primary oscillating bar, of the secondary oscillating bar.
In the application, the telescopic mechanism, the driving mechanism and the power-on assembly are arranged on the device frame body, when the device is used, the operation of the stretching driving rope and the folding driving rope can be respectively controlled by controlling the rotation of the driving motor, so that the primary swing rod and the secondary swing rod perform corresponding unfolding or folding actions, and the position change of the electric brush is further controlled; the whole control process does not need manual on-site participation, the automation is higher, the situation of false electric shock of operators can be effectively avoided, and the influence of on-site environment conditions on the operators is avoided, so that the power supply operation of equipment can be safer and more reliable.
Further, a first rotating shaft is arranged at the connecting end of the primary swing rod and the device frame body, and the first rotating shaft is in transmission connection with the driving motor;
the connecting end of the primary swing rod and the secondary swing rod is provided with a second rotating shaft, and the tail end of the secondary swing rod is provided with a third rotating shaft.
In the implementation process, through the first rotating shaft, the second rotating shaft and the third rotating shaft, installation and arrangement between a plurality of primary swing rods and secondary swing rods can be facilitated, and meanwhile, installation spaces can be reserved, so that installation and arrangement of the extension driving rope and the folding driving rope are facilitated.
Further, the middle parts of the stretching driving rope and the folding driving rope are wound on the second rotating shaft, and the two ends of the stretching driving rope and the folding driving rope are wound on the first rotating shaft and the third rotating shaft respectively.
Further, a main rope wheel is arranged on the first rotating shaft, the main rope wheel rotates synchronously with the first rotating shaft, and one end parts of the extension driving rope and the folding driving rope are wound on the main rope wheel.
Further, a transfer rope wheel is arranged on the second rotating shaft, and the middle parts of the stretching driving rope and the folding driving rope are wound on the transfer rope wheel.
Further, when the driving motor rotates clockwise, the stretching driving rope is in a winding state; when the driving motor rotates anticlockwise, the folding driving rope is in a winding state;
the winding directions of the stretching driving rope and the folding driving rope on the transfer rope wheel are opposite.
In the implementation process, through the wound extension driving rope and the folding driving rope, when the driving motor is driven to perform rotary motion, the primary swing rod and the secondary swing rod can be driven to perform swing motion through the functions of the extension driving rope and the folding driving rope.
Further, a U-shaped mounting seat is arranged on the device frame body, the first rotating shaft is arranged on the U-shaped mounting seat, and the main rope wheel is arranged in a U-shaped opening of the U-shaped mounting seat.
In the implementation process, the installation setting of the primary swing rod and the main rope wheel on the device frame body can be further facilitated through the U-shaped installation seat.
Further, a first limiting block and a second limiting block are arranged on the U-shaped mounting seat, and a movable space for the primary swing rod to swing is formed between the first limiting block and the second limiting block.
In the implementation process, the swing amplitude of the primary swing rod can be limited through the first limiting block and the second limiting block.
Further, the brush is swingably provided on the secondary swing link.
The application also provides a power receiving system which comprises a power receiving device arranged on the mobile equipment and the power supply device;
the brush is movable into contact with the powered device.
In the implementation process, the power receiving device is arranged on the mobile equipment, so that the mobile equipment can be moved to a proper position when the mobile equipment needs to be charged, and the electric brush can be in contact with the power receiving device through the swinging operation of the primary swing rod and the secondary swing rod, so that conductive communication is formed to enter a charging state; and after the charging is finished, the brush and the power receiving device can be separated from each other.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the embodiments of the present application will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and should not be considered as limiting the scope, and other related drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic view of a folding power supply device according to the present application in a folded state.
Fig. 2 is a schematic structural view of the folding power supply device in a half-unfolded state.
Fig. 3 is a schematic structural view of the folding power supply device in the unfolded state.
Fig. 4 is a schematic diagram of a winding structure of the extension driving rope and the folding driving rope according to the present application.
Marking:
1-a device frame body, 11-a bottom plate, 12-a reinforcing plate, 13-a U-shaped mounting seat, 131-a first limiting block and 132-a second limiting block;
21-primary oscillating bar, 22-secondary oscillating bar;
31-a first rotating shaft, 311-a main rope pulley, 32-a second rotating shaft, 321-a middle rotating rope pulley and 33-a third rotating shaft;
41-stretching driving ropes, 42-folding driving ropes and 43-driving motors;
5-brushes.
Detailed Description
In order that the above-recited objects, features and advantages of the present application will be more clearly understood, a more particular description of the application will be rendered by reference to the appended drawings and appended detailed description. The embodiments of the present application and the features in the embodiments may be combined with each other without collision. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application, and the described embodiments are merely some, rather than all, embodiments of the present application. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present application without making any inventive effort, are intended to fall within the scope of the present application.
It should be noted that: unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used herein in the description of the application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. Like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures. Meanwhile, in the description of the present application, the terms "first", "second", and the like are used only to distinguish the description, and are not to be construed as indicating or implying relative importance.
As shown in fig. 1 to 4, the embodiment provides a foldable power supply device, which includes a device frame 1, wherein the device frame 1 has a rectangular column structure, and the interior of the device frame 1 can be hollow; the bottom of the device frame 1 is provided with a bottom plate 11, and the area of the bottom plate 11 is larger than that of the rectangular upright post structure of the device frame 1, so that the stress of the device frame 1 can be more stable. A plurality of reinforcing plates 12 are arranged between the side surfaces of the rectangular upright post structure and the bottom plate 11 to improve the anti-overturning performance of the device frame body 1.
In addition, a telescopic mechanism, a driving mechanism and an electric connection assembly are also arranged on one outer side surface of the device frame body 1.
As a preferred solution, in this embodiment, the telescopic mechanism includes a plurality of first-stage swing rods 21 and a plurality of second-stage swing rods 22, where two first-stage swing rods 21 and two second-stage swing rods 22 are respectively disposed in parallel, and the two first-stage swing rods 21 and the two second-stage swing rods 22 are illustrated herein.
A first rotating shaft 31 is arranged at one end of each of the first-stage swing rods 21 in a penetrating manner, and each of the first-stage swing rods 21 is arranged on the device frame body 1 in a swinging manner through the first rotating shaft 31. A second rotating shaft 32 is arranged at the other end of the two primary swing rods 21 in a penetrating way, and at the moment, one ends of the two secondary swing rods 22 are also arranged on the second rotating shaft 32 in a penetrating way at the same time; by the arrangement of the second rotating shaft 32, the primary swing link 21 and the secondary swing link 22 can perform relative swing motion. A third rotation shaft 33 is provided at the other end of the two second swing rods 22.
In the above implementation process, through the arrangement of the primary swing link 21, the secondary swing link 22, the first rotating shaft 31, the second rotating shaft 32 and the third rotating shaft 33, the primary swing link 21, the secondary swing link 22, the first rotating shaft 31, the second rotating shaft 32 and the third rotating shaft 33 after being installed can relatively form a whole, so that the primary swing link 21 and the secondary swing link 22 can perform coordinated movement during the swing operation; meanwhile, an installation space can be reserved so as to facilitate the installation and setting of subsequent structural members.
Further, in this embodiment, the primary sheave 311 is disposed on the first rotating shaft 31, the primary sheave 311 and the first rotating shaft 31 are in synchronous rotation, and there may be relative rotation between the primary swing link 21 and the first rotating shaft 31. A sheave 321 is provided on the second rotating shaft 32; in this embodiment, the second rotating shaft 32 may have a relative rotation motion with the diverting pulley 321, the primary swing link 21, and the secondary swing link 22.
As a preferable solution, a U-shaped mounting seat 13 is disposed on the outer side surface of the device frame 1, the first rotating shaft 31 vertically passes through and is disposed on the U-shaped mounting seat 13, and the main rope wheel 311 is disposed in a U-shaped opening of the U-shaped mounting seat 13.
Further, a first stopper 131 and a second stopper 132 are disposed at the top of the U-shaped mounting seat 13, and a movable space for the primary swing rod 21 to swing is formed between the first stopper 131 and the second stopper 132. In this embodiment, the first limiting block 131 and the second limiting block 132 are disposed perpendicular to each other, and the swing amplitude of the primary swing link 21 is limited by the disposed first limiting block 131 and second limiting block 132; for example, the first stopper 131 is used for blocking the first-stage swing link 21, so that the first-stage swing link 21 stays at the limit position in the folded state, as shown in fig. 1; by blocking the primary swing link 21 by the second limiting block 132, the primary swing link 21 may be stopped at a limit position in the unfolded state, as shown in fig. 3.
As a preferred solution, in this embodiment, the driving mechanism includes an extension driving rope 41, a folding driving rope 42, and a driving motor 43, where the extension driving rope 41 and the folding driving rope 42 are in transmission connection with the driving motor 43, and the driving motor 43 is disposed at the bottom of the U-shaped mounting seat 13 and is in transmission connection with the first rotating shaft 31, and the rotation of the driving motor 43 is controlled to drive the rotating motion of the first rotating shaft 31.
As an application example, one end of the extension driving rope 41 is wound around the main rope wheel 311, and the other end of the extension driving rope 41 is wound around the transfer rope wheel 321, and then is connected to the third rotating shaft 33.
The outgoing line direction of the extension driving rope 41 on the main rope wheel 311 is staggered with the incoming line direction on the transfer rope wheel 321, the incoming line direction of the extension driving rope 41 on the transfer rope wheel 321 is set on the same side as the outgoing line direction, and at this time, at least one circle of extension driving rope 41 is wound on the transfer rope wheel 321.
When the driving motor 43 rotates clockwise, the first rotating shaft 31 drives the main rope wheel 311 to rotate, the stretching driving rope 41 is in a winding state, the primary swing rod 21 is pulled to swing outwards until being propped against the second limiting block 132, and the secondary swing rod 22 continues to swing under the action of the pulling force; thereby the relative deployment between the primary swing link 21 and the secondary swing link 22 is promoted by the extension driving rope 41.
Further, one end of the folding driving rope 42 is wound around the main rope wheel 311, and the other end of the folding driving rope 42 is wound around the transfer rope wheel 321, and then is connected to the third rotating shaft 33.
The outgoing line direction of the folding driving rope 42 on the main rope wheel 311 is staggered with the incoming line direction on the transfer rope wheel 321, the incoming line direction of the folding driving rope 42 on the transfer rope wheel 321 and the outgoing line direction thereof are arranged on the same side, and at this time, the folding driving rope 42 winds at least one circle on the transfer rope wheel 321.
When the driving motor 43 rotates anticlockwise, the first rotating shaft 31 drives the main rope wheel 311 to rotate, the folding driving rope 42 is in a winding state, the primary swing rod 21 is pulled to swing towards the inner side until the primary swing rod abuts against the first limiting block 131, and the secondary swing rod 22 continues to swing towards the primary swing rod 21 under the action of the pulling force to form folding; thereby facilitating the relative folding between the primary swing link 21 and the secondary swing link 22 by the folding driving rope 42.
As a preferable solution, in this embodiment, the main rope wheel 311 is an integral structure, different winding grooves are provided on the integral main rope wheel 311, the extension driving rope 41 and the folding driving rope 42 are respectively wound in the different winding grooves, and the wire inlet or outlet directions of the extension driving rope 41 and the folding driving rope 42 are different.
As a preferable mode, two diverting pulleys 321 are provided to supply the extension driving rope 41 and the folding driving rope 42, respectively, for winding and mounting; the winding directions of the extension driving rope 41 and the folding driving rope 42 on the transfer sheave 321 are opposite, as shown in fig. 4.
In the above implementation process, by winding the extension driving rope 41 and the folding driving rope 42, only one driving motor 43 is provided, so that the extension and folding of the primary swing rod 21 and the secondary swing rod 22 can be controlled respectively, and the device has a simple structure, is convenient to operate, and can effectively reduce the application cost.
As a preferred solution, in this embodiment, the electrical connection assembly includes a plurality of brushes 5, and a plurality of brushes 5 may be electrified by connecting wires, and the brushes 5 are installed on the end of the secondary swing link 22 away from the primary swing link 21 in a one-to-one correspondence manner.
Further, in this embodiment, the brush 5 is hinged to the secondary swing rod 22, so that the brush 5 can perform a swinging motion relative to the secondary swing rod 22; when the primary swing rod 21 and the secondary swing rod 22 perform relative unfolding actions, the rigid touch between the edge of the electric brush 5 and an external structural member can be avoided, scratch and abrasion are caused, the electric brush 5 can be conveniently ensured to form large-area contact with the external structural member, and the electric conduction effect can be better.
In the application, the telescopic mechanism, the driving mechanism and the power-on assembly are arranged on the device frame body 1, when in use, the operation of the stretching driving rope 41 and the folding driving rope 42 can be respectively controlled by controlling the rotation of the driving motor 43, so that the primary swing rod 21 and the secondary swing rod 22 perform corresponding unfolding or folding actions, and further the position change of the electric brush 5 is controlled; the whole control process does not need manual on-site participation, the automation is higher, the situation that misoperation is caused to operators can be effectively avoided, and the influence of on-site environment conditions to the operators is avoided, meanwhile, the folding type design can have a larger power supply stroke, the application range is wider, and the power supply operation to equipment can be safer and more reliable.
Thanks to the power supply device, the embodiment also provides a power receiving system, which comprises a power receiving device arranged on the mobile equipment and the power supply device; the brush 5 is movable to contact with or separate from the power receiving device.
As an application example, the mobile device is a torpedo car or a molten iron car commonly used in molten iron transportation; the power receiving device is an electrode plate arranged on the mobile equipment, and the electrode plate is in conductive communication with the power storage device of the mobile equipment. The powered device is arranged on the mobile equipment, so that the mobile equipment can be moved to a proper position when the mobile equipment needs to be charged, and the electric brush 5 can be in contact with the powered device through the swinging operation of the primary swinging rod 21 and the secondary swinging rod 22, so that conductive communication is formed to enter a charging state; and after the end of charging, the brush 5 and the power receiving device can be separated from each other.
The above description is only specific embodiments of the present application and is not intended to limit the scope of the present application, and various modifications and variations will be apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the protection scope of the present application. Variations and substitutions will be readily apparent to those skilled in the art within the scope of the present disclosure, and are intended to be encompassed within the scope of the present disclosure. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
Claims (8)
1. The folding power supply device is characterized by comprising a device frame body, and a telescopic mechanism, a driving mechanism and an electric connection assembly which are arranged on the device frame body; the telescopic mechanism comprises a plurality of first-stage swing rods and a plurality of second-stage swing rods, the driving mechanism comprises an extension driving rope, a folding driving rope and a driving motor, and the power receiving assembly comprises a plurality of electric brushes;
the primary swing rod is arranged on the device frame body in a swinging way, a first rotating shaft is arranged at the connecting end of the primary swing rod and the device frame body, a second rotating shaft is arranged at the connecting end of the primary swing rod and the secondary swing rod, and a third rotating shaft is arranged at the tail end of the secondary swing rod; the first rotating shaft is in transmission connection with the driving motor, the primary swing rod and the secondary swing rod are connected in a relatively swinging manner, and the electric brush is arranged at the end part of the secondary swing rod far away from the primary swing rod;
the middle parts of the stretching driving rope and the folding driving rope are wound on the second rotating shaft, and the two ends of the stretching driving rope and the folding driving rope are wound on the first rotating shaft and the third rotating shaft respectively; the winding directions of the stretching driving rope and the folding driving rope on the second rotating shaft are opposite, the stretching driving rope is used for promoting the relative unfolding between the primary swing rod and the secondary swing rod, and the folding driving rope is used for promoting the relative folding between the primary swing rod and the secondary swing rod;
the device frame body is provided with a first limiting block and a second limiting block, and a movable space for the primary swing rod to swing is formed between the first limiting block and the second limiting block.
2. The folding power supply device according to claim 1, wherein a main sheave is provided on the first rotating shaft, the main sheave rotates in synchronization with the first rotating shaft, and one end of the extension driving rope and the folding driving rope is wound around the main sheave.
3. The folding power supply device according to claim 2, wherein a transfer sheave is provided on the second rotating shaft, and the middle parts of the extension driving rope and the folding driving rope are wound around the transfer sheave.
4. A folding power supply according to claim 3, wherein the extension drive cord is in a wound-up state when the drive motor rotates clockwise; when the driving motor rotates anticlockwise, the folding driving rope is in a winding state;
the winding directions of the stretching driving rope and the folding driving rope on the transfer rope wheel are opposite.
5. The folding power supply according to claim 4, wherein the device frame is provided with a U-shaped mounting seat, the first rotating shaft is arranged on the U-shaped mounting seat, and the main rope wheel is arranged in a U-shaped opening of the U-shaped mounting seat.
6. The folding power supply device according to claim 5, wherein the first stopper and the second stopper are provided on the U-shaped mounting base.
7. The folding power supply according to claim 1 or 6, characterized in that the brushes are swingably provided on the secondary swing link.
8. A power receiving system comprising a power receiving device provided on a mobile apparatus and a power supplying device according to any one of claims 1 to 7;
the brush is movable into contact with the powered device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211723664.1A CN115864086B (en) | 2022-12-30 | 2022-12-30 | Folding power supply device and power connection system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211723664.1A CN115864086B (en) | 2022-12-30 | 2022-12-30 | Folding power supply device and power connection system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115864086A CN115864086A (en) | 2023-03-28 |
| CN115864086B true CN115864086B (en) | 2023-09-15 |
Family
ID=85656360
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211723664.1A Active CN115864086B (en) | 2022-12-30 | 2022-12-30 | Folding power supply device and power connection system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115864086B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108500970A (en) * | 2018-04-18 | 2018-09-07 | 广东工业大学 | A kind of Guan Nei wirings mechanism realizing end multifreedom motion |
| CN209159440U (en) * | 2018-11-30 | 2019-07-26 | 青岛特锐德电气股份有限公司 | Folding device, charging bow and charging system |
| CN209159435U (en) * | 2018-10-25 | 2019-07-26 | 比亚迪股份有限公司 | A kind of pantagraph current collector and vehicle |
| WO2019230078A1 (en) * | 2018-05-31 | 2019-12-05 | 川崎重工業株式会社 | Vehicle power feeding device |
| CN210040514U (en) * | 2019-08-06 | 2020-02-07 | 深圳市威富通讯技术有限公司 | Folding short wave antenna |
| EP3835108A1 (en) * | 2019-12-10 | 2021-06-16 | SNCF Réseau | Pantograph for a rail car for collecting current from electrical supply line |
-
2022
- 2022-12-30 CN CN202211723664.1A patent/CN115864086B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108500970A (en) * | 2018-04-18 | 2018-09-07 | 广东工业大学 | A kind of Guan Nei wirings mechanism realizing end multifreedom motion |
| WO2019230078A1 (en) * | 2018-05-31 | 2019-12-05 | 川崎重工業株式会社 | Vehicle power feeding device |
| CN209159435U (en) * | 2018-10-25 | 2019-07-26 | 比亚迪股份有限公司 | A kind of pantagraph current collector and vehicle |
| CN209159440U (en) * | 2018-11-30 | 2019-07-26 | 青岛特锐德电气股份有限公司 | Folding device, charging bow and charging system |
| CN210040514U (en) * | 2019-08-06 | 2020-02-07 | 深圳市威富通讯技术有限公司 | Folding short wave antenna |
| EP3835108A1 (en) * | 2019-12-10 | 2021-06-16 | SNCF Réseau | Pantograph for a rail car for collecting current from electrical supply line |
Also Published As
| Publication number | Publication date |
|---|---|
| CN115864086A (en) | 2023-03-28 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105048322B (en) | Replacement system of capacitor on tower | |
| CN204958018U (en) | Electronic cable device that receive and releases | |
| CN201880702U (en) | 500KV high-voltage live cleaner | |
| CN115864086B (en) | Folding power supply device and power connection system | |
| CN203630249U (en) | Crawling mechanism of insulator chain live-line detection robot and robot | |
| CN207566626U (en) | A kind of well cable maintenance retractable equipment | |
| CN106809741B (en) | A kind of small-sized electric power equipment landing gear | |
| CN105470866A (en) | Portable insulating lifting telescopic platform for live working | |
| CN106223715B (en) | A kind of moveable building radical occlusion device | |
| CN209170562U (en) | A kind of mobile wireless video monitoring apparatus | |
| CN208550675U (en) | A kind of center rope rolling furred ceiling Automatic mosquito net | |
| CN109462010A (en) | A kind of antenna pitching device and control method | |
| CN207353678U (en) | A kind of outdoor power distribution cabinet of easy access | |
| CN216390283U (en) | Transmission line crossing device | |
| CN211733263U (en) | Pneumatic manipulator for waterproof coiled material coiling roller | |
| CN110011219B (en) | Device for hooking rope to overhead line | |
| CN107934858A (en) | A kind of Portable automatic wind-powered electricity generation overhauls lifter | |
| CN209805758U (en) | solar cell panel for automobile roof | |
| CN112590644A (en) | 5G signal tower high-voltage line erects structure and erection equipment | |
| CN208413767U (en) | A kind of Portable automatic wind-powered electricity generation maintenance lifter | |
| CN110047690A (en) | It is a kind of directly to swing formula earthing switch and its ground connection knife assembly | |
| CN206506044U (en) | A kind of Portable power construction grounding device of driven by power | |
| CN205206420U (en) | Folding telescopic garage | |
| CN215924333U (en) | Portable lifting mechanism for electric power engineering operation | |
| CN220594692U (en) | Quick detach quick-assembly type fills electric pile |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |