CN110518478B

CN110518478B - Switch cabinet overhauling linkage mechanism

Info

Publication number: CN110518478B
Application number: CN201910815882.XA
Authority: CN
Inventors: 涂晓燕
Original assignee: Nanjing Institute of Railway Technology
Current assignee: Nanjing Institute of Railway Technology
Priority date: 2019-08-30
Filing date: 2019-08-30
Publication date: 2020-10-30
Anticipated expiration: 2039-08-30
Also published as: CN110518478A

Abstract

The invention discloses a switch cabinet overhauling linkage mechanism which comprises a shell, wherein a partition plate is fixedly connected between the top and the bottom of the inner wall of the shell, a supporting plate is fixedly connected between the left side of the partition plate and the left side of the inner wall of the shell, a trolley is arranged at the top of the supporting plate, a trolley switch is arranged at the top of the trolley, a joint is fixedly connected at the top of the trolley switch through a connecting wire, a rotating groove is formed in the supporting plate, a rotating rod is rotatably connected to the surface of the inner wall of the rotating groove through a first fixed shaft, a first transmission shaft is fixedly connected to the bottom of the surface of the rotating rod, and the surface of the first transmission shaft passes through the first transmission groove. This cubical switchboard overhauls link gear, the electrified emergence accident of shell when avoiding overhauing has guaranteed maintenance staff's personal safety, does not need extra operation moreover can put through the female row of ground connection by oneself, reduces the loaded down with trivial details operation of unnecessary, practices thrift the cost of overhaul.

Description

Switch cabinet overhauling linkage mechanism

Technical Field

The invention relates to the technical field of switch cabinet maintenance, in particular to a switch cabinet maintenance linkage mechanism.

Background

The medium and high voltage switch cabinets in the transformer substation are one of the most conventional and important devices in the transformer substation, the application frequency of the medium and high voltage switch cabinet devices in a power grid is high, the distribution range is wide, and the daily maintenance work tasks are various.

During the maintenance of the switch cabinet, after a handcart switch of the switch cabinet is swung to a maintenance position, a rear isolation baffle of the switch cabinet is reliably sealed as required, but in the maintenance process, the isolation baffle is opened due to human errors and the like possibly, when workers maintain, the isolation baffle is opened due to misoperation, so that accidents are caused. Therefore, the maintenance process is very inconvenient to operate, the grounding is probably forgotten due to the error condition of an operator, the electric shock accident is caused to occur due to electric leakage, the personal safety and the equipment safety of maintenance workers are difficult to guarantee, and the maintenance steps are complicated.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides a switch cabinet overhauling linkage mechanism, which solves the problems that the safety of personnel is threatened and the overhauling operation steps are complicated when the switch cabinet is overhauled.

In order to achieve the purpose, the invention is realized by the following technical scheme: a switch cabinet overhauling linkage mechanism comprises a shell, a clapboard is fixedly connected between the top and the bottom of the inner wall of the shell, a supporting plate is fixedly connected between the left side of the clapboard and the left side of the inner wall of the shell, a trolley is arranged at the top of the supporting plate, a trolley switch is arranged at the top of the trolley, the top of the trolley switch is fixedly connected with a joint through a connecting wire, a rotating groove is formed in the supporting plate, the surface of the inner wall of the rotating groove is rotatably connected with a rotating rod through a first fixed shaft, the bottom of the surface of the rotating rod is fixedly connected with a first transmission shaft, the surface of the first transmission shaft is in transmission connection with a transmission rod through the first transmission groove, the bottom of the surface of the transmission rod is in transmission connection with a second transmission shaft through the second transmission groove, a moving rod is fixedly connected to the bottom end of the second transmission shaft, the utility model discloses a ground connection piece, including the carriage release lever, the carriage release lever is located the one end fixedly connected with gangbar on baffle right side, the right-hand member fixedly connected with resilient mounting of gangbar, resilient mounting's right side and the bottom fixed connection on shell inner wall right side, fixedly connected with fixed plate between the right side of baffle and the right side of shell inner wall, be provided with a plurality of ground connection dead levers on the fixed plate, it is a plurality of the bottom of ground connection dead lever is all rotated and is connected with the ground connection piece, the surface of gangbar all rotates with the middle part on ground connection piece surface and is connected, a plurality of ground connection seats have been run through to the bottom of shell, the ground connection head.

Further, resilient mounting includes the return plate, the left side of return plate and the right-hand member fixed connection of gangbar, return plate right side top and bottom are all rotated through first pivot and are connected with first rebound rod, two the right-hand member of first rebound rod all rotates through the second pivot and is connected with the second rebound rod, two the right-hand member of second rebound rod all passes through the right side fixed connection of third pivot and shell inner wall, the first elastic spring of fixedly connected with between first pivot and the third pivot, two fixedly connected with telescopic link, two between the second pivot just be located the fixed surface of telescopic link and be connected with the second elastic spring between the second pivot.

Further, the left side fixedly connected with control box at shell inner wall top, the bottom fixedly connected with socket of control box, the left side of socket and the right side joint that connects.

Furthermore, the partition board is provided with an opening matched with the trolley switch, the right side of the trolley switch is movably connected with a communicating piece, the right side of the communicating piece is fixedly connected with a busbar box, the right side of the busbar box is fixedly connected with the right side of the inner wall of the shell, and the bottom of the busbar box is fixedly connected with the top of the grounding fixed rod through a grounding wire.

Further, the middle part on transmission lever surface rotates and is connected with the dead lever, the left end of dead lever and the left side fixed connection of shell inner wall, the left bottom of bull stick rotates and is connected with the elastic rod, the left end of elastic rod and the left side of shell inner wall just are located the bottom rotation of backup pad and are connected.

Furthermore, the bottom of the grounding seat is fixedly connected with the ground, and the top of the left side of the rotating rod is connected with the right side of the bottom of the trolley switch in a sliding mode.

Compared with the prior art, the invention has the beneficial effects that:

(1) the switch cabinet overhauling linkage mechanism is characterized in that a rebounding device is fixedly connected with the right end of each linkage rod, a fixed plate is fixedly connected between the right side of each partition plate and the right side of the inner wall of the shell, a plurality of grounding fixed rods are arranged on the fixed plate, the bottoms of the grounding fixed rods are rotatably connected with a grounding connecting sheet, the surface of each linkage rod is rotatably connected with the middle of the surface of the grounding connecting sheet, a plurality of grounding seats penetrate through the bottom of the shell, grounding heads matched with the grounding connecting sheets are fixedly connected with the tops of the grounding seats, each rebounding device comprises a rebounding plate, the left side of each rebounding plate is fixedly connected with the right end of each linkage rod, the top and the bottom of the right side of each rebounding plate are rotatably connected with first rebounding rods through first rotating shafts, and the right ends of the two first rebounding rods are rotatably connected with second rebounding rods, two the right-hand member of second rebound rod is all through the right side fixed connection of third pivot and shell inner wall, the first elastic spring of fixedly connected with between first pivot and the third pivot, two fixedly connected with telescopic link, two between the second pivot and the fixed surface that just is located the telescopic link be connected with second elastic spring, when the dolly drives dolly switch and removes the maintenance left, the bull stick is relaxed to the dolly switch, under the resilient action of resilient means, the gangbar drives ground connection piece and connects the ground connection head, the female intercommunication of ground connection, the electrified emergence accident of shell when avoiding overhauing, maintenance staff's personal safety has been guaranteed, and do not need extra operation can put through the female row of ground connection by oneself, reduce the loaded down with trivial details operation of unnecessary, practice thrift the cost of overhaul.

(2) This cubical switchboard overhauls link gear, through set up in the backup pad and rotate the groove, the surface that rotates inslot wall rotates through first fixed axle and is connected with the bull stick, the first transmission shaft of bottom fixedly connected with on bull stick surface, the surface of first transmission shaft is connected with the transfer line through first transmission groove transmission, the bottom on transmission line surface is connected with the second transmission shaft through second transmission groove transmission, the bottom fixedly connected with carriage release lever of second transmission shaft, the right-hand member of carriage release lever runs through the baffle and extends to the right side of baffle, the one end fixedly connected with gangbar that the carriage release lever is located the baffle right side for when overhauing and finishing, when dolly switch reconnection for the gangbar drives ground connection piece and leaves the ground connection head, breaks off the connection of ground connection generating line, and easy operation is convenient.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an enlarged view taken at A of FIG. 1 in accordance with the present invention;

FIG. 3 is a schematic view of the rebounding apparatus of the present invention;

FIG. 4 is an enlarged view of the invention at B in FIG. 1.

In the figure: 1-shell, 2-partition board, 3-support board, 4-trolley, 5-trolley switch, 6-connecting wire, 7-joint, 8-socket, 9-control box, 10-busbar box, 11-communicating piece, 12-rotating groove, 13-rotating rod, 14-first transmission shaft, 15-transmission rod, 16-fixed rod, 17-second transmission shaft, 18-moving rod, 19-linkage rod, 20-elastic rod, 21-grounding fixed rod, 22-fixed plate, 23-grounding head, 24-grounding seat, 25-resilient device, 2501-resilient plate, 2502-first rotating shaft, 2503-first resilient rod, 2504-second rotating shaft, 2505-second resilient rod, 2506-third rotating shaft, 2507-first elastic spring, 2508-telescopic rod, 2509-second elastic spring and 26-grounding connecting piece.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a switch cabinet overhauling linkage mechanism comprises a shell 1, a clapboard 2 is fixedly connected between the top and the bottom of the inner wall of the shell 1, a supporting plate 3 is fixedly connected between the left side of the clapboard 2 and the left side of the inner wall of the shell 1, a trolley 4 is arranged at the top of the supporting plate 3, a trolley switch 5 is arranged at the top of the trolley 4, a joint 7 is fixedly connected at the top of the trolley switch 5 through a connecting wire 6, a rotating groove 12 is formed in the supporting plate 3, a rotating rod 13 is rotatably connected to the surface of the inner wall of the rotating groove 12 through a first fixed shaft, the top of the left side of the rotating rod 13 is slidably connected with the right side of the bottom of the trolley switch 5, a first transmission shaft 14 is fixedly connected to the bottom of the surface of the rotating rod 13, a transmission rod 15 is connected to the surface of the first transmission shaft through transmission of the first transmission groove, a second transmission shaft 17 is, the right end of the moving rod 18 penetrates through the partition board 2 and extends to the right side of the partition board 2, one end of the moving rod 18, which is positioned on the right side of the partition board 2, is fixedly connected with a linkage rod 19, the right end of the linkage rod 19 is fixedly connected with a rebounding device 25, the right side of the rebounding device 25 is fixedly connected with the bottom of the right side of the inner wall of the shell 1, a fixing plate 22 is fixedly connected between the right side of the partition board 2 and the right side of the inner wall of the shell 1, a plurality of grounding fixing rods 21 are arranged on the fixing plate 22, the bottoms of the plurality of grounding fixing rods 21 are all rotatably connected with a grounding connecting sheet 26, the surface of the linkage rod 19 is all rotatably connected with the middle part of the surface of the grounding connecting sheet 26, a plurality of grounding seats 24 penetrate through the bottom of the shell 1, the grounding seats 24 are connected with the ground to keep a grounding state, the contact conductive rebound device 25 comprises a rebound plate 2501, the left side of the rebound plate 2501 is fixedly connected with the right end of a linkage rod 19, the top and the bottom of the right side of the rebound plate 2501 are rotatably connected with first rebound rods 2503 through first rotating shafts 2502, the right ends of the two first rebound rods 2503 are rotatably connected with second rebound rods 2505 through second rotating shafts 2504, the right ends of the two second rebound rods 2505 are fixedly connected with the right side of the inner wall of the housing 1 through third rotating shafts 2506, a first elastic spring 2507 is fixedly connected between the first rotating shafts 2502 and the third rotating shafts 2506, a telescopic rod 2508 is fixedly connected between the two second rotating shafts 2504, a second elastic spring 2509 is fixedly connected between the two second rotating shafts 2504 and positioned on the surface of the telescopic rod 2508, a control box 9 is fixedly connected to the left side of the top of the inner wall of the housing 1, a socket 8 is fixedly connected to the bottom of the control box 9, and the left side of the socket 8 is clamped with, offer the trompil with dolly switch 5 looks adaptation on baffle 2, the trompil of seting up on baffle 2 is passed through on dolly switch 5's the right side, dolly switch 5's right side swing joint has a communicating piece 11, the female case 10 of the right side fixedly connected with of communicating piece 11, the right side of female case 10 and the right side fixed connection of shell 1 inner wall, the top fixed connection of earth connection and ground connection dead lever 21 is passed through to female bottom of arranging case 10, the middle part on transfer line 15 surface is rotated and is connected with dead lever 16, the left end of dead lever 16 and the left side fixed connection of shell 1 inner wall, the left bottom of bull stick 13 is rotated and is connected with elastic rod 20, the left end of elastic rod 20 just is located the bottom rotation of backup pad 3 with the left side of shell 1 inner wall and is connected, the bottom fixed connection ground of earthing seat 24, the right side.

When the device works and is overhauled, a trolley key is rotated, the trolley switch 5 moves outwards to release the pressure on the rotating rod 13, the bottom of the rotating rod 13 moves rightwards under the elastic force of the elastic rod 20, the bottom of the rotating rod 13 drives the top of the transmission rod 15 to move rightwards by the first transmission shaft 14, the bottom of the transmission rod 15 moves leftwards to drive the second transmission shaft 17 to move leftwards, the second transmission shaft 17 drives the moving rod 18 to move leftwards, the moving rod 18 drives the linkage rod 19 to move leftwards, meanwhile, under the action of the second elastic spring 2509, the telescopic rod 2508 drives the two second rotating shafts to move upwards and downwards respectively to drive the return plate 2501 to move leftwards, the return plate drives the linkage rod 19 to move leftwards, the linkage rod 19 drives the grounding connection piece 26 to move leftwards, the left side of the grounding connection piece 26 contacts the right side of the grounding head 23, the grounding buses are communicated, the parts such as a, unnecessary extra operation is reduced, misoperation is reduced, equipment safety is guaranteed, and overhaul cost is saved.

It is noted that, herein, relational terms such as first and second, and the like may be 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. Also, 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.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. The utility model provides a cubical switchboard overhauls link gear, includes shell (1), its characterized in that: a partition plate (2) is fixedly connected between the top and the bottom of the inner wall of the shell (1), a support plate (3) is fixedly connected between the left side of the partition plate (2) and the left side of the inner wall of the shell (1), a trolley (4) is arranged at the top of the support plate (3), a trolley switch (5) is arranged at the top of the trolley (4), a connector (7) is fixedly connected at the top of the trolley switch (5) through a connecting wire (6), a rotating groove (12) is formed in the support plate (3), a rotating rod (13) is rotatably connected on the surface of the inner wall of the rotating groove (12) through a first fixed shaft, a first transmission shaft (14) is fixedly connected at the bottom of the surface of the rotating rod (13), a transmission rod (15) is rotatably connected on the surface of the first transmission shaft (14) through a first transmission groove, and a second transmission shaft (17) is rotatably connected at the bottom of, the bottom end of the second transmission shaft (17) is fixedly connected with a moving rod (18), the right end of the moving rod (18) penetrates through the partition plate (2) and extends to the right side of the partition plate (2), one end of the moving rod (18) positioned on the right side of the partition plate (2) is fixedly connected with a linkage rod (19), the right end of the linkage rod (19) is fixedly connected with a rebounding device (25), the right side of the rebounding device (25) is fixedly connected with the bottom of the right side of the inner wall of the shell (1), a fixed plate (22) is fixedly connected between the right side of the partition plate (2) and the right side of the inner wall of the shell (1), a plurality of grounding fixed rods (21) are arranged on the fixed plate (22), the bottoms of the plurality of grounding fixed rods (21) are all rotatably connected with grounding connecting pieces (26), and the surface of the linkage, a plurality of grounding seats (24) penetrate through the bottom of the shell (1), and grounding heads (23) matched with the grounding connecting sheets (26) are fixedly connected to the tops of the grounding seats (24); the bottom of the grounding seat (24) is fixedly connected with the ground, and the top of the left side of the rotating rod (13) is connected with the right side of the bottom of the trolley switch (5) in a sliding mode.

2. The switch cabinet overhaul linkage mechanism according to claim 1, wherein: the rebounding device (25) comprises a rebounding plate (2501), the left side of the rebounding plate (2501) is fixedly connected with the right end of the linkage rod (19), the top and the bottom of the right side of the resilience plate (2501) are rotatably connected with first resilience rods (2503) through first rotating shafts (2502), the right ends of the two first resilience rods (2503) are rotatably connected with second resilience rods (2505) through second rotating shafts (2504), the right ends of the two second resilience rods (2505) are fixedly connected with the right side of the inner wall of the outer shell (1) through third rotating shafts (2506), first elasticity spring (2507) of fixedly connected with between first pivot (2502) and third pivot (2506), two fixedly connected with telescopic link (2508) between second pivot (2504), two the surperficial fixedly connected with second elasticity spring (2509) that just are located telescopic link (2508) between second pivot (2504).

3. The switch cabinet overhaul linkage mechanism according to claim 1, wherein: the left side fixedly connected with control box (9) at shell (1) inner wall top, the bottom fixedly connected with socket (8) of control box (9), the left side of socket (8) and the right side joint that connects (7).

4. The switch cabinet overhaul linkage mechanism according to claim 1, wherein: the improved bus bar box is characterized in that the partition plate (2) is provided with a hole matched with the bus switch (5), the right side of the bus switch (5) is movably connected with a communicating piece (11), the right side of the communicating piece (11) is fixedly connected with a bus bar box (10), the right side of the bus bar box (10) is fixedly connected with the right side of the inner wall of the shell (1), and the bottom of the bus bar box (10) is fixedly connected with the top of the grounding wire and the grounding fixed rod (21).

5. The switch cabinet overhaul linkage mechanism according to claim 1, wherein: the middle part on transfer line (15) surface rotates and is connected with dead lever (16), the left end of dead lever (16) and the left side fixed connection of shell (1) inner wall, the left bottom of bull stick (13) rotates and is connected with elastic rod (20), the left end of elastic rod (20) and the left side of shell (1) inner wall just are located the bottom rotation of backup pad (3) and are connected.