CN2596543Y

CN2596543Y - Electric control fall down type fuse

Info

Publication number: CN2596543Y
Application number: CN 03202805
Authority: CN
Inventors: 杨波; 张胜
Original assignee: WENZHOU ZIHAO SPECIAL ELECTRICAL MACHINE CO Ltd
Current assignee: WENZHOU ZIHAO SPECIAL ELECTRICAL MACHINE CO Ltd
Priority date: 2003-01-26
Filing date: 2003-01-26
Publication date: 2003-12-31
Anticipated expiration: 2013-01-26

Abstract

The utility model relates to an electric control fall down type fuse. The utility model relates to the technical field of high voltage fuses. The utility model comprises a mechanical disc, a push and pull rod and an electromotor. The mechanical disc is composed of a fixed disc, a moving disc, a swinging arm, a swinging arm convex ring, a cam, a cam convex ring and a middle axle, one end of the middle axle passes through a central hole of the fixed disc and is fixedly connected to the fixed disc, a central hole of the cam is matched with the middle axle and is sheathed on the middle axle, a convex ring is arranged on the plane of one side of the outer ring of the cam, the inner end of the swinging arm is circular, a circular hole is arranged on the center, the circular hole is sheathed on the outer side of the cam, a convex ring is arranged on the plane of one side of the outer ring of the swinging arm, the cam which is connected to a housing integrally is arranged in the middle of the moving disc, a circular hole is arranged on the center of the cam, a middle circular hole of a force arm is sheathed on the cam in the middle of the moving disc, and both ends of the force arm are fixed on the moving disc by a press plate through screws. The utility model has the advantages of convenient operation and safe use.

Description

A kind of electronic control fuse switch

Affiliated technical field

The utility model relates to the high-tension fuse on a kind of electrical network, especially a kind of electronic control fuse switch.

Background technology

At present, the fuse switch inconvenient operation of between power network and transformer, using, the power worker need carry out separating brake or closing operation with hook stick, in case of operating at rainy day, night, exists potential safety hazard especially.

Summary of the invention

In order to overcome existing fuse switch inconvenient operation, exist the deficiency of potential safety hazard, the utility model provides a kind of electronic control fuse switch, and this electronic control fuse switch is easy to operate, safe in utilization.

The technical scheme that its technical problem that solves the utility model adopts is, a kind of electronic control fuse switch, comprise the machinery dish, the High-Voltage Insulation pull bar, motor, described machinery dish is by fixed disk, movable disk, swing arm, the swing arm bulge loop, cam, the cam bulge loop, axis, the arm of force, pressing plate, spring, screw is formed, the centre bore that one end of axis passes fixed disk is fixedlyed connected with it, one side of described axis is the plane, the centre bore and the axis of cam are complementary, be enclosed within on the axis, there is not bulge loop on the plane on one side of cam outer ring, the two ends of this bulge loop are provided with the slope, the inner end of swing arm is circular, the centre is provided with circular hole, this circle hole sleeve is in the outside of cam, the plane on one side of its outer ring is provided with bulge loop, the plane of swing arm that is enclosed within cam outside is a little less than the plane of cam, the plane of swing arm bulge loop is a little less than the plane of cam bulge loop, the outer end of swing arm is provided with the holder fork, this holder fork can block the end that fuse tube has contact, there is the cam that is connected as a single entity with housing the centre of described movable disk, the center of cam is provided with circular hole, the middle circle borehole jack of the arm of force is on the cam in the middle of the movable disk, the two ends of the arm of force by pressing plate by screw on movable disk, respectively be provided with spring between the plane of the two ends of the arm of force and movable disk inboard, the one side in the outside of movable disk is provided with a circular hole, one end of pull bar becomes to flexibly connect with the circular hole of movable disk by bearing pin, the other end of pull bar is connected with motor, the center hole of movable disk is enclosed within on the axis of fixed disk, lumps together with fixed disk.

During combined floodgate, energized, motor drives High-Voltage Insulation pull bar promotes the movable disk of machinery dish, the end that the swing arm bulge loop is withstood in the outer end of one end of the arm of force in the movable disk rotates to the direction of closing a floodgate, the holder of swing arm outer end fork is along with the rising of swing arm pushes the upper contact draw-in groove with the contact of fuse tube, simultaneously, the slope of the stage casing of the arm of force by the cam bulge loop rise to the cam bulge loop above, rise on the arm of force outer end this moment, leave the swing arm bulge loop, to reach the purpose that fuse can freely fall, simultaneously, the motor auto power off; During separating brake, motor rotates in the opposite direction, High-Voltage Insulation pull bar pulling movable disk, the other end of swing arm bulge loop is withstood in the outer end of the arm of force other end in the movable disk, direction to separating brake is rotated, swing arm simultaneously is downward, and the fuse tube that swing arm holder fork will be stuck in draw-in groove is left behind, and its operation program is identical with combined floodgate.

The beneficial effects of the utility model are, because this electronic control fuse switch is made up of fixed disk, movable disk, swing arm, pull bar, motor, its swing arm can be under the promotion of movable disk be pushed to fuse tube or leave behind and closes a floodgate or separating brake, and available buttons carries out separating brake, closing operation; Also available remote controller carries out separating brake, closing operation, and can be at a distance, carry out separating brake, closing operation in indoor control, and the available action rod is operated.

Description of drawings

The utility model is described in further detail below in conjunction with drawings and the specific embodiments.

Fig. 1 is the structure connection layout of the electronic control fuse switch of specific embodiment.

Fig. 2 is the structure chart of the fixed disk of electronic control fuse switch.

Fig. 3 is the phantom of the machinery dish of electronic control fuse switch.

Fig. 4 is the structure chart of the movable disk of electronic control fuse switch.

Fig. 5 is the end view of the movable disk of electronic control fuse switch.

Embodiment

Extremely shown in Figure 5 as Fig. 1, a kind of electronic control fuse switch, comprise machinery dish 22, pull bar 14, motor 15 is formed, described machinery dish 22 is by fixed disk 1, movable disk 2, swing arm 6, swing arm bulge loop 7, cam 4, cam bulge loop 5, axis 3, the arm of force 9, pressing plate 11, spring 12, screw 20 is formed, one side of axis 3 is the plane, the centre bore that one end of axis 3 passes fixed disk 1 is fixedlyed connected with it, the centre bore 23 and the axis 3 of cam 4 are complementary, be enclosed within on the axis 3, the plane on one side of cam 4 outer rings is provided with bulge loop 5, the two ends of cam bulge loop 5 are provided with the slope, the inner end of swing arm 6 is circular, the centre is provided with circular hole 21, circular hole 21 is enclosed within the outside of cam 4, the plane on one side of its outer ring is provided with bulge loop 7, the plane of swing arm 6 that is enclosed within cam 4 outsides is a little less than the plane of cam 4, the plane of swing arm bulge loop 7 is a little less than the plane of cam bulge loop 5, the outer end of swing arm 6 is provided with holder fork 8, this holder fork 8 can block the end that fuse tube has contact, in the middle of the described movable disk 2 cam 10 that is connected as a single entity with housing is arranged, the center of cam 10 is provided with circular hole 18, the middle circular hole 19 of the arm of force 9 is enclosed within on the cam 10 of movable disk 2 centres, the two ends of the arm of force 9 are fixed on the movable disk 2 by screw 20 by pressing plate 11, respectively be provided with spring 12 between the plane of the two ends of the arm of force 9 and movable disk 2 inboards, the one side in the outside of movable disk 2 is provided with a circular hole 13, one end of High-Voltage Insulation pull bar 14 is by bearing pin 13 one-tenth flexible connections of circular hole with movable disk 2, the center hole 18 of movable disk 2 is enclosed within on the axis 3 of fixed disk 1, the end that axis 3 passes the outside of movable disk 2 revolves with nut, also the mode of available card is fixed, or other modes; At this moment, movable disk cam 10 and be enclosed within the central plane of the arm of force 9 of cam 10 outsides and the central plane of cam 4 matches, the other end of pull bar 14 is connected with motor 15, the outlet of motor 15 is connected with junction box 16, junction box 16 is by low-voltage DC supply, the fixed disk 1 of machinery dish 22 1 sides is contained on the extension mortar of fuse one side by screw, or fixed disk 1 together is welded in together with the axis 3 that passes fixed disk 1 centre bore hangs on the mortar, the motor 15 that is connected with pull bar 14 is contained on the angle iron cross-arm 17 accordingly, also be contained on the angle iron cross-arm 17 with the junction box 16 that motor 15 is connected by circuit, the outer end holder fork 8 of swing arm 6 blocks the end that fuse tube has contact, energized during combined floodgate, motor 15 drives pull bar 14, pull bar 14 promotes the movable disk 2 of machinery dish 22, the end that swing arm bulge loop 7 is withstood in the outer end of the arm of force 9 one ends that movable disk is 2 li rotates to the direction of closing a floodgate, the holder of swing arm 6 outer ends fork 8 is along with the rising of swing arm 6 pushes the upper contact draw-in groove with the contact of fuse tube, simultaneously the slope of the stage casing of the arm of force 9 by cam bulge loop 5 rise to cam bulge loop 5 above, rise on the arm of force 9 outer ends this moment, leave swing arm bulge loop 7, to reach the purpose that fuse can freely come off, while motor 15 auto power offs, motor 15 rotates in the opposite direction during separating brake, pull bar 14 pulling movable disk 2, the other end of swing arm 7 is withstood in the outer end of the arm of force 9 other ends, direction to separating brake is rotated, swing arm 6 simultaneously moves downward, swing arm holder fork 8 fuse tubes that will be stuck in draw-in groove are left behind, and its operation program is identical with combined floodgate.This electronic control fuse switch can carry out separating brake, closing operation with button; Also available remote controller carries out branch, closing operation, and can be at a distance, at indoor control branch, closing operation, and the available action clubs is done.

Claims

1, a kind of electronic control fuse switch, comprise machinery dish (22), pull bar (14), motor (15), it is characterized in that: described machinery dish (22) is by fixed disk (1), movable disk (2), swing arm (6), swing arm bulge loop (7), cam (4), cam bulge loop (5), axis (3), the arm of force (9), pressing plate (11), spring (12), screw (20) is formed, the centre bore that one end of axis (3) passes fixed disk (1) is fixedlyed connected with it, the centre bore (23) of cam (4) is complementary with axis (3), be enclosed within on the axis (3), the plane on one side of cam (4) outer ring is provided with bulge loop (5), the inner end of swing arm (6) is circular, the centre is provided with circular hole (21), circular hole (21) is enclosed within the outside of cam (4), the plane on one side of its outer ring is provided with bulge loop (7), the plane of swing arm (6) that is enclosed within cam (4) outside is a little less than the plane of cam (4), the plane of swing arm bulge loop (7) is a little less than the plane of cam bulge loop (5), the cam (10) that is connected as a single entity with housing is arranged in the middle of the described movable disk (2), the center of cam (10) is provided with circular hole (18), the middle circular hole (19) of the arm of force (9) is enclosed within on the middle cam (10) of movable disk (2), the two ends of the arm of force (9) are fixed on the movable disk (2) by screw (20) by pressing plate (11), respectively be provided with spring (12) between the plane of the two ends of the arm of force (9) and movable disk (2) inboard, the one side in the outside of movable disk (2) is provided with a circular hole (13), the circular hole (13) of one end of pull bar (14) and movable disk (2) flexibly connects, the other end of pull bar (14) is connected with motor (15), the center hole (18) of movable disk (2) is enclosed within on the axis (3) of fixed disk (1), lumps together with fixed disk (1).

2, electronic control fuse switch according to claim 1, it is characterized in that: the two ends of described cam bulge loop (5) are provided with the slope.

3, electronic control fuse switch according to claim 1 is characterized in that: the outer end of described swing arm (6) has the holder fork.

4, electronic control fuse switch according to claim 1, it is characterized in that: a side of described axis (3) is the plane.

5, electronic control fuse switch according to claim 1, it is characterized in that: described pull bar (14) is made by high voltage insulating materials.