CN209675141U

CN209675141U - A kind of operating mechanism for isolating switch for railway electric power supply line

Info

Publication number: CN209675141U
Application number: CN201920723115.1U
Authority: CN
Inventors: 逯雁楠
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-05-20
Filing date: 2019-05-20
Publication date: 2019-11-22
Anticipated expiration: 2029-05-20

Abstract

The utility model belongs to electrical equipment technical field, in particular a kind of operating mechanism for isolating switch for railway electric power supply line, it is complicated for existing isolator operating mechanism structure design comparison, cost of manufacture is high, the problem of rapid opening and closing operation of disconnecting switch, is realized in inconvenience, now propose following scheme, it includes cabinet, two guide rods are welded in the bottom interior wall of cabinet, the outside sliding sleeve of two guide rods is equipped with the same slide plate, the outside movable sleeve of guide rod is equipped with the first spring, the top of first spring is welded on slide plate, the bottom end of first spring is welded in the bottom interior wall of cabinet, rotation hole is offered on the side inner wall of cabinet, turntable is rotatably equipped in rotation hole.The utility model is designed reasonably, shaft is able to drive disconnecting switch movement arm moment and rotates movement after being rotated by turntable, realizes the purpose for opening or closing disconnecting switch rapidly, avoids generating phenomenon of arc discharge, easy to operate, is conducive to use.

Description

A kind of operating mechanism for isolating switch for railway electric power supply line

Technical field

The utility model relates to electrical equipment technical fields more particularly to a kind of isolating switch for railway electric power supply line to operate machine Structure.

Background technique

Disconnecting switch is that one kind is mainly used for " isolated power supply, grid switching operation, to be connected to and cut off low current circuit ", nothing The switching device of arc-suppression function.Disconnecting switch has the insulation distance for meeting prescribed requirement and apparent when quartile is set between contact Disconnect mark；When coincidence is set, electric current under normal loop condition can be carried and exceptional condition is (such as short at the appointed time Road) under electric current switchgear, be typically used as high voltage isolator.Through retrieving, application No. is 94242847.1 patent texts Part discloses the operating mechanism of isolating switch for railway electric power supply line, is that one kind is used in railway power transmission line, to isolation Switch carries out the driving device of automatically open and close, it is mainly by bottom plate, slide plate, crankshaft, cam, worm gear, worm screw, gear, Crankshaft, upper tension spring, tension spring, connecting rod, electromagnet latch cabinet, and motor is formed.The device is basic plate with bottom plate, at it Above it is mainly slide plate and cam drive mechanism, mainly slows down below and crankshaft driving mechanism, the mechanism are to utilize tension spring The rapid drive shaft of release energy is suddenly to achieve the purpose that open and close disconnecting switch rapidly.

But existing isolator operating mechanism structure design comparison is complicated, cost of manufacture is high, and inconvenience, which is realized, to be kept apart The rapid opening and closing operation closed, therefore we have proposed a kind of operating mechanism for isolating switch for railway electric power supply line for solving The above problem.

Utility model content

Complicated, production that purpose of the utility model is to solve existing isolator operating mechanism structure design comparisons It is at high cost, it is inconvenient realize disconnecting switch rapid opening and closing operate the shortcomings that, and proposition a kind of railway electric power supply line every From switch operating mechanism.

To achieve the goals above, the utility model adopts the technical scheme that

A kind of operating mechanism for isolating switch for railway electric power supply line, including cabinet are welded in the bottom interior wall of the cabinet Two guide rods, the outside sliding sleeve of two guide rods are equipped with the same slide plate, and the outside movable sleeve of guide rod is equipped with the first bullet The top of spring, the first spring is welded on slide plate, and the bottom end of the first spring is welded in the bottom interior wall of cabinet, the side of cabinet Rotation hole is offered on inner wall, turntable is rotatably equipped in rotation hole, cam is welded on front side of turntable, and cam and slide plate match It closes, slide plate is welded with the box body that side is opening far from the side of cam, is slidably fitted with riser in box body；

It is rotatably equipped with disk in the cabinet, first bevel gear is welded on front side of disk, the side of riser extends to The outside of box body is simultaneously welded with first and carves type block, and multiple second are welded on the outside of disk and carves type block, multiple first carve type block with Multiple second, which carve type block, matches, and the shaft being vertically arranged is rotatably equipped in cabinet, and the bottom end of shaft is welded with the second cone tooth Wheel, second bevel gear are meshed with first bevel gear.

Preferably, the other side of the riser is welded with one end of two gag lever posts, and the other end of gag lever post runs through box Body and the outside for extending to box body, box body are slidably located in the outside of gag lever post, and the outside movable sleeve of gag lever post is equipped with the second bullet One end of spring, second spring is welded on riser, and the other end of second spring is welded on the inner wall of box body, and gag lever post is to riser Play guiding role.

Preferably, the top of the shaft, which is screwed, disconnecting switch movement arm, and the top of disconnecting switch movement arm is prolonged The top of cabinet is extended to, shaft is attached by disconnecting switch movement arm with disconnecting switch.

Preferably, the outside fixing sleeve of the shaft is equipped with the inner ring of bearing, and the outer ring welding standoff one of bearing End, the other end of bracket are welded on the inner wall of cabinet, and shaft is mounted in cabinet by bearing and holder pivots.

Preferably, the top two sides of the slide plate offer pilot hole compatible with guide rod, the guide rod with Corresponding pilot hole is slidably connected, and facilitates and slide plate is set on two guide rods.

In the utility model, a kind of operating mechanism for isolating switch for railway electric power supply line is rotated counterclockwise by turntable Carry out band moving cam to rotate, is contacted after cam rotation with the top of slide plate and slide plate is pushed to move down, slide plate is in the outer of guide rod Lateral lower slider simultaneously squeezes the first spring, and slide plate is carved type block by box body drive riser and multiple first and moved down, and first carves When the inclined-plane of type block slips over the inclined-plane that second carves type block, first carves type block and is squeezed and make interior Slideslip of the riser to box body, convex To when separating with slide plate, slide plate moment in the case where the elastic force of the first spring pushes is moved up for wheel rotation；

It keeps first to carve type block and carve type block with second by the elastic force impetus of second spring to be intermeshed always, first The type block of carving, which moves upwards and carves type block by multiple second, drives disc counter-clockwise rotation, and disk passes through first bevel gear and second Bevel gear drives shaft rotation, and shaft drives the rotation of disconnecting switch movement arm moment, realizes and open or close disconnecting switch rapidly Purpose, disconnecting switch movement arm rotates rapidly movement by the elastic force of the first spring, and the operation for meeting disconnecting switch is wanted It asks, phenomenon of arc discharge will not be generated because movement is relatively slow；

The utility model is designed reasonably, shaft is able to drive disconnecting switch movement arm moment and revolves after being rotated by turntable Rotation is made, and the purpose for opening or closing disconnecting switch rapidly is realized, and avoids generating phenomenon of arc discharge, easy to operate, is conducive to use.

Detailed description of the invention

Fig. 1 be the utility model proposes a kind of operating mechanism for isolating switch for railway electric power supply line structural schematic diagram；

Fig. 2 be the utility model proposes the structure of part A of operating mechanism for isolating switch for railway electric power supply line a kind of show It is intended to；

Fig. 3 be the utility model proposes the structure of part B of operating mechanism for isolating switch for railway electric power supply line a kind of show It is intended to.

In figure: 1 cabinet, 2 guide rods, 3 slide plates, 4 first springs, 5 rotation holes, 6 turntables, 7 cams, 8 box bodys, 9 risers, 10 Gag lever post, 11 disks, 12 first carve type block, 13 second carve type block, 14 first bevel gears, 15 shafts, 16 second bevel gears, 17 axis It holds, 18 disconnecting switch movement arms, 19 second springs.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.

Referring to Fig.1-3, a kind of operating mechanism for isolating switch for railway electric power supply line, including cabinet 1, the bottom interior wall of cabinet 1 On be welded with two guide rods 2, the outside sliding sleeve of two guide rods 2 is equipped with the same slide plate 3, the outside activity of guide rod 2 It is arranged with the first spring 4, the top of the first spring 4 is welded on slide plate 3, and the bottom end of the first spring 4 is welded on the bottom of cabinet 1 On inner wall, rotation hole 5 is offered on the side inner wall of cabinet 1, and turntable 6, the front side weldering of turntable 6 are rotatably equipped in rotation hole 5 It is connected to cam 7, cam 7 is matched with slide plate 3, and slide plate 3 is welded with the box body 8 that side is opening, box body far from the side of cam 7 Riser 9 is slidably fitted in 8；

Disk 11 is rotatably equipped in cabinet 1, the front side of disk 11 is welded with first bevel gear 14, and the side of riser 9 is prolonged It extends to the outside of box body 8 and is welded with first and carve type block 12, the outside of disk 11 is welded with multiple second and carves type block 13, Duo Ge One, which carves type block 12, carves type block 13 with multiple second and matches, and the shaft 15 being vertically arranged is rotatably equipped in cabinet 1, shaft 15 Bottom end is welded with second bevel gear 16, and second bevel gear 16 is meshed with first bevel gear 14.

In the utility model, the other side of riser 9 is welded with one end of two gag lever posts 10, and the other end of gag lever post 10 Through box body 8 and extend to the outside of box body 8, box body 8 is slidably located in the outside of gag lever post 10, the outside activity of gag lever post 10 It is arranged with second spring 19, one end of second spring 19 is welded on riser 9, and the other end of second spring 19 is welded on box body 8 Inner wall on, gag lever post 10 plays guiding role to riser 9.

In the utility model, the top of shaft 15, which is screwed, disconnecting switch movement arm 18, disconnecting switch movement arm 18 Top extend to the top of cabinet 1, shaft 15 is attached by disconnecting switch movement arm 18 with disconnecting switch.

In the utility model, the outside fixing sleeve of shaft 15 is equipped with the inner ring of bearing 17, and the outer ring of bearing 17 is welded with One end of bracket, the other end of bracket are welded on the inner wall of cabinet 1, and shaft 15 is mounted on case by bearing 17 and holder pivots In body 1.

In the utility model, the top two sides of slide plate 3 offer pilot hole compatible with guide rod 2, guide rod 2 with Corresponding pilot hole is slidably connected, and facilitates and slide plate 3 is set on two guide rods 2.

In the utility model, when turntable 6 rotates counterclockwise, turntable 6 is rotated with moving cam 7, energy after cam 7 rotates It is enough to be contacted with the top of slide plate 3 and slide plate 3 is pushed to move down, outside slide downward and extruding first of the slide plate 3 in guide rod 2 Spring 4, slide plate 3 is carved type block 12 by the drive riser 9 of box body 8 and multiple first and is moved down, when the inclined-plane that first carves type block 12 When slipping over the inclined-plane that second carves type block 13, first carve type block 12 be squeezed so that interior Slideslip from riser 9 to box body 8, when convex 7 rotation of wheel with slide plate 3 to when separating, and the moment in the case where the elastic force of the first spring 4 pushes of slide plate 3 moves up, and riser 9 is the at this time It keeps first to carve type block 12 and carve type block 13 with second under the elastic force impetus of two springs 19 to be intermeshed always, first carve at this time Type block 12, which moves upwards and carves type block 13 by multiple second, drives disk 11 to rotate counterclockwise, and disk 11 passes through first bevel gear 14 and second bevel gear 16 drive shaft 15 rotate, shaft 15 drive 18 moment of disconnecting switch movement arm rotation, realization beat rapidly The purpose of disconnecting switch is closed on or off, and disconnecting switch movement arm 18 rotates rapidly movement by the elastic force of the first spring 4, is accorded with The operation requirement of disconnecting switch is closed, phenomenon of arc discharge will not be generated because movement is relatively slow.

The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model Within enclosing.

Claims

1. a kind of operating mechanism for isolating switch for railway electric power supply line, including cabinet (1), which is characterized in that the bottom of the cabinet (1) Two guide rods (2) are welded on portion's inner wall, the outside sliding sleeve of two guide rods (2) is equipped with the same slide plate (3), guide rod (2) outside movable sleeve is equipped with the first spring (4), and the top of the first spring (4) is welded on slide plate (3), the first spring (4) Bottom end is welded in the bottom interior wall of cabinet (1), is offered on the side inner wall of cabinet (1) rotation hole (5), in rotation hole (5) It is rotatably equipped with turntable (6), is welded on front side of turntable (6) cam (7), cam (7) is matched with slide plate (3), and slide plate (3) is remote Side from cam (7) is welded with the box body (8) that side is opening, is slidably fitted with riser (9) in box body (8)；

It is rotatably equipped with disk (11) in the cabinet (1), first bevel gear (14), riser is welded on front side of disk (11) (9) side extends to the outside of box body (8) and is welded with first and carves type block (12), and multiple are welded on the outside of disk (11) Two carve type block (13), and multiple first, which carve type block (12), carves type block (13) with multiple second and match, and are rotatably equipped in cabinet (1) The shaft (15) being vertically arranged, the bottom end of shaft (15) are welded with second bevel gear (16), second bevel gear (16) and the first cone Gear (14) is meshed.

2. a kind of operating mechanism for isolating switch for railway electric power supply line according to claim 1, which is characterized in that the riser (9) the other side is welded with one end of two gag lever posts (10), and the other end of gag lever post (10) through box body (8) and extends to The outside of box body (8), box body (8) are slidably located in the outsides of gag lever post (10), and the outside movable sleeve of gag lever post (10) is equipped with the Two springs (19), one end of second spring (19) are welded on riser (9), and the other end of second spring (19) is welded on box body (8) on inner wall.

3. a kind of operating mechanism for isolating switch for railway electric power supply line according to claim 1, which is characterized in that the shaft (15) top, which is screwed, to be had disconnecting switch movement arm (18), and the top of disconnecting switch movement arm (18) extends to cabinet (1) Top.

4. a kind of operating mechanism for isolating switch for railway electric power supply line according to claim 1, which is characterized in that the shaft (15) outside fixing sleeve is equipped with the inner ring of bearing (17), and standoff one end is welded in the outer ring of bearing (17), bracket it is another One end is welded on the inner wall of cabinet (1).

5. a kind of operating mechanism for isolating switch for railway electric power supply line according to claim 1, which is characterized in that the slide plate (3) top two sides offer and guide rod (2) compatible pilot hole, the guide rod (2) and corresponding pilot hole It is slidably connected.