CN213782494U

CN213782494U - Automatic power-off device for line operation fault

Info

Publication number: CN213782494U
Application number: CN202022905316.9U
Authority: CN
Inventors: 唐福良
Original assignee: Anhui Jubang Energy Technology Co ltd
Current assignee: Anhui Jubang Energy Technology Co ltd
Priority date: 2020-12-07
Filing date: 2020-12-07
Publication date: 2021-07-23
Anticipated expiration: 2030-12-07

Abstract

The utility model discloses a circuit operation trouble auto-power-off device, including insulating housing, be equipped with two conductive seats in the insulating housing, and the equal electric connection in side of two conductive seats has the connecting wire, is equipped with the fuse between two conductive seats, insulating housing inner wall bottom is seted up flutedly, the recess internal rotation has adjusting part, and adjusting part rotates the distance that can change between two conductive seats to adapt to the fuse of different length, insulating housing's top is rotated there is the screw rod, and the surperficial threaded connection of screw rod has and is used for carrying out the fixed subassembly of pressing to different length fuses. The utility model discloses an above-mentioned isotructure's cooperation has realized that can be simple quick the fuse to different length specifications is installed and is changed, provides convenience for changing and installing the fuse, has saved maintenance duration, has improved maintenance efficiency.

Description

Automatic power-off device for line operation fault

Technical Field

The utility model relates to a line protection technical field specifically is a line operation trouble auto-power-off device.

Background

An electric power line refers to a line used to transmit electric energy between a power plant, a substation, and an electric power consumer. The automatic power-off device is an important component of a power supply system and is responsible for the tasks of electric energy transmission and distribution, the operation faults of a power line mainly comprise short-circuit faults, circuit-breaking faults, overvoltage faults and the like, the automatic power-off device can perform power-off treatment on the operation faults of the power distribution network, the safety of the operation of the power distribution network is improved by the automatic power-off device, an air switch or a fuse is adopted by a common automatic power-off device to generate the automatic power-off function, and when the circuit fails and is short-circuited, the fuse is fused to break the circuit, so that the damage of electrical equipment is avoided.

Because the existing fuse is complex and complicated in operation process when being installed and replaced, the installation and replacement time is prolonged, the power-off time is prolonged, the fuses with different lengths and specifications are not easy to install and replace, the working efficiency is reduced, and the improvement is needed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a circuit operation trouble auto-power-off device possesses can be simply quick and installs and change the fuse of different length specifications, provides convenience for changing and installing the fuse, has saved maintenance duration, has improved maintenance efficiency, has solved the problem of proposing among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a circuit operation trouble auto-power-off device, includes insulating housing, be equipped with two conductive seats in the insulating housing, and the equal electric connection in side of two conductive seats has the connecting wire, is equipped with the fuse between two conductive seats, insulating housing inner wall bottom is seted up flutedly, the recess internal rotation has adjusting part, and adjusting part rotates and can change the distance between two conductive seats to adapt to the fuse of different length.

The top of the insulating shell is rotated with a screw rod, and the surface of the screw rod is in threaded connection with a pressing component used for fixing fuses of different lengths.

Preferably, the adjusting component comprises a bidirectional screw rod rotatably connected in the groove, the surface of the bidirectional screw rod is in threaded connection with two moving sleeves, and the tops of the moving sleeves are fixedly connected with the bottoms of the conductive seats.

Preferably, the pressing component comprises a movable plate in threaded connection with the screw rod, two first T-shaped sliding grooves are formed in the lower surface of the movable plate, first T-shaped sliding blocks slide on the inner walls of the first T-shaped sliding grooves, first connecting rods are fixed to the bottom ends of the first T-shaped sliding blocks, and pressing plates used for pressing and fixing fuse wiring ends are fixed to the bottom ends of the first connecting rods.

Preferably, a limiting ring for limiting excessive displacement of the moving plate is fixed at the bottom end of the screw rod.

Preferably, the top of the conductive seat is fixed with a support plate, two T-shaped sliding grooves are formed in the opposite sides of the two support plates, a T-shaped sliding block II slides on the inner wall of the T-shaped sliding groove II, and a connecting rod II used for pushing the connecting rod I to horizontally move along the T-shaped sliding groove I is fixed to the side face of the T-shaped sliding block II.

Preferably, one end of the connecting wire, which is close to the conductive seat, is arranged in an annular elastic manner.

Compared with the prior art, the beneficial effects of the utility model are as follows:

one, the utility model discloses a set up recess, two-way screw rod and removal cover, rotate two-way screw rod, because two-way screw rod and removal cover threaded connection for two remove the cover and can do the motion of being close to each other or keeping away from each other on the surface of two-way screw rod, and through the elastic setting of connecting wire tip annular, make to remove the cover and can drive electrically conductive seat and remove, thereby can change two distances between the electrically conductive seat, be convenient for adapt to different length size's fuse.

Two, the utility model discloses a set up the screw rod, the movable plate, T type spout, T type slider two, connecting plate one and clamp plate, make and rotate the screw rod, can drive the movable plate rebound, thereby can drive the clamp plate under the effect of connecting rod one and remove to pressing fixedly to the fuse wiring end, can be simply quick take off the fuse, the convenience is changed it, and pass through the backup pad, T type spout two, the setting of T type slider two and connecting rod, make the conducting seat when removing, can drive connecting rod one and clamp plate horizontal migration together, thereby be convenient for install fixedly to the fuse of different length size, and easy operation is convenient, provide convenience for changing and installing the fuse, the maintenance duration is saved, the maintenance efficiency is improved.

Drawings

Fig. 1 is a front view of the present invention;

fig. 2 is a front cross-sectional view of the present invention;

fig. 3 is an enlarged view of the structure of the present invention at a.

In the figure: 1. an insulating housing; 2. a conductive seat; 3. a connecting wire; 4. a fuse; 5. a screw; 6. a bidirectional screw; 7. moving the sleeve; 8. moving the plate; 9. a first T-shaped sliding block; 10. a first connecting rod; 11. pressing a plate; 12. a limiting ring; 13. a support plate; 14. a T-shaped sliding block II; 15. and a second connecting rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 3, the present invention provides a technical solution: the utility model provides a circuit operation trouble auto-power-off device, includes insulating housing 1, and insulating housing 1's front side opening is articulated to have two doors, is equipped with two conductive seat 2 in the insulating housing 1, and the equal electric connection in side of two conductive seat 2 has connecting wire 3.

Further, the one end that connecting wire 3 is close to electrically conductive seat 2 is annular elasticity setting, through the elastic setting of 3 tip annular of connecting wire, is convenient for make electrically conductive seat 2 under adjusting part's effect, can remove.

Fuse 4 is arranged between the two conductive seats 2, a groove is formed in the bottom of the inner wall of the insulating shell 1, an adjusting component is rotated in the groove, and the distance between the two conductive seats 2 can be changed by rotating the adjusting component so as to adapt to the fuses 4 with different lengths.

Further, the adjusting part is including rotating the two-way screw 6 of connection in the recess, and the surperficial threaded connection of two-way screw 6 has two to remove cover 7, the bottom fixed connection of the top of removing cover 7 and conducting seat 2, when the distance between two conducting seats 2 needs to be changed, through rotating two-way screw 6, because two-way screw 6 and two remove 7 threaded connection of cover, and the rotation of removing cover 7 has been restricted through the recess, make two remove cover 7 can be close to each other or the motion of keeping away from each other on the surface of two-way screw 6, thereby can change the distance between two conducting seats 2, be convenient for adapt to different length size's fuse 4.

The top of the insulating shell 1 is rotated with a screw rod 5, and the surface of the screw rod 5 is in threaded connection with a pressing component for fixing fuses 4 with different lengths.

Furthermore, the pressing component comprises a moving plate 8 which is in threaded connection with the screw rod 5, the lower surface of the moving plate 8 is provided with a first T-shaped sliding groove, a first T-shaped sliding block 9 slides on the inner wall of the first T-shaped sliding groove, a first connecting rod 10 is fixed at the bottom end of the first T-shaped sliding block 9, a pressing plate 11 which is used for pressing and fixing the wiring end of the fuse 4 is fixed at the bottom end of the first connecting rod 10, the moving sleeve 7, the pressing plate 11 and the supporting plate 13 are all made of insulating materials, when the fuse 4 needs to be replaced, the screw rod 5 is rotated, because the screw rod 5 is in threaded connection with the moving sleeve 7, and the rotation of the first connecting rod 10 and the moving plate 8 is limited through a second T-shaped sliding groove, a second T-shaped sliding block 14 and a second connecting rod 15, the moving plate 8 moves upwards on the surface of the screw rod 5, the pressing plate 11 is driven to move upwards, the pressing and fixing of the wiring end of the fuse 4 is released, the fuse 4 can be simply and quickly taken down and is convenient to replace.

Furthermore, the bottom end of the screw 5 is fixed with a limiting ring 12 for limiting the excessive displacement of the moving plate 8, and the excessive displacement of the moving plate 8 is avoided by the arrangement of the limiting ring 12, so that the moving plate is separated from the screw 5.

Further, the top of electrically conductive seat 2 is fixed with backup pad 13, two T type spout two have all been seted up to the opposite side of two backup pads 13, and the inner wall of T type spout two slides there is T type slider two 14, the side of T type slider two 14 is fixed with and is used for promoting connecting rod one 10 along T type spout one horizontal migration's connecting rod two 15, make when electrically conductive seat 2 is when removing, in backup pad 13, under the cooperation of T type slider two 14 and connecting rod two 15, can drive connecting rod one 10 and clamp plate 11 along with electrically conductive seat 2 horizontal migration together, thereby be convenient for install fixedly not fuse 4 of length size, and easy operation is convenient, provide convenience for changing and installing fuse 4, the maintenance time has been saved, the maintenance efficiency has been improved.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a line operation trouble auto-power-off device, includes insulating casing (1), its characterized in that: two conductive seats (2) are arranged in the insulating shell (1), the side faces of the two conductive seats (2) are electrically connected with connecting wires (3), a fuse (4) is arranged between the two conductive seats (2), a groove is formed in the bottom of the inner wall of the insulating shell (1), an adjusting component is rotated in the groove, and the distance between the two conductive seats (2) can be changed by rotating the adjusting component so as to adapt to fuses (4) with different lengths;

the top of the insulating shell (1) is rotated with a screw rod (5), and the surface of the screw rod (5) is in threaded connection with a pressing component used for fixing fuses (4) with different lengths.

2. A line-operation-failure automatic power-off device according to claim 1, characterized in that: the adjusting assembly comprises a bidirectional screw (6) rotatably connected in the groove, the surface of the bidirectional screw (6) is in threaded connection with two movable sleeves (7), and the tops of the movable sleeves (7) are fixedly connected with the bottoms of the conductive seats (2).

3. A line-operation-failure automatic power-off device according to claim 1, characterized in that: the pressing component comprises a moving plate (8) in threaded connection with the screw rod (5), two T-shaped sliding grooves I are formed in the lower surface of the moving plate (8), a T-shaped sliding block I (9) slides on the inner wall of the T-shaped sliding groove I, a connecting rod I (10) is fixed to the bottom end of the T-shaped sliding block I (9), and a pressing plate (11) used for pressing and fixing the wiring end of the fuse (4) is fixed to the bottom end of the connecting rod I (10).

4. A line-operation-failure automatic power-off device according to claim 3, characterized in that: and a limiting ring (12) used for limiting the excessive displacement of the moving plate (8) is fixed at the bottom end of the screw rod (5).

5. A line-operation-failure automatic power-off device according to claim 3, characterized in that: the top of the conductive seat (2) is fixed with a support plate (13), two T-shaped sliding grooves are formed in the opposite sides of the two support plates (13), a T-shaped sliding block II (14) slides on the inner wall of the T-shaped sliding groove II, and a connecting rod II (15) used for pushing the connecting rod I (10) to horizontally move along the T-shaped sliding groove I is fixed to the side face of the T-shaped sliding block II (14).

6. A line-operation-failure automatic power-off device according to claim 1, characterized in that: one end of the connecting wire (3) close to the conductive seat (2) is arranged in an annular elastic mode.