CN214068680U

CN214068680U - Protection device for drop fuse

Info

Publication number: CN214068680U
Application number: CN202023105767.0U
Authority: CN
Inventors: 王新旺; 王磊; 胡天强
Original assignee: Henan Ruite Electric Power Co ltd
Current assignee: Henan Ruite Electric Power Co ltd
Priority date: 2020-12-22
Filing date: 2020-12-22
Publication date: 2021-08-27
Anticipated expiration: 2030-12-22

Abstract

The utility model discloses a fall protector for fuse, including protecting box and bolt one, the left side of protecting box is provided with the installation door, and the top and the bottom of installation door all are connected with the protecting box through bolt one, and the inside of protecting box is provided with the drop fuse, the drop fuse includes drop fuse body, mounting panel and lead wire, and the right-hand member of protecting box is provided with the mounting panel perforation, and one side of protecting box is provided with the lead wire perforation, the mounting panel runs through the mounting panel perforation, and the right flank of protecting box and the contained angle department of mounting panel are provided with the angle sign indicating number, the both sides of angle sign indicating number all are provided with bolt two that connects protecting box and mounting panel, the lead wire runs through the lead wire perforation, and lead wire perforation and lead wire junction are provided with the sealing washer; the whole structure is simple, the installation is convenient, the cost is low, the dust and the birds and mice can be prevented, the rain and water can be prevented, and the heat dissipation effect is good.

Description

Protection device for drop fuse

Technical Field

The utility model relates to a drop out fuse technical field specifically is a protector for drop out fuse.

Background

Drop out fuse is the most commonly used short-circuit protection switch of 10kV distribution lines branch line and distribution transformer, it has economy, convenient operation, characteristics such as adaptation outdoor environment nature strong, by wide application in 10kV distribution lines and distribution transformer once side as the protection and carry out equipment and throw, cut the usefulness of operation, at present, outdoor drop out fuse exposes in the open air completely, present protector can only play general protective effect, under the outdoor environment, natural factor and animal factor are all can not be neglected, for example, rainy weather, birds stop, the mouse climbing and the dust that diffuses in the air all can influence drop out fuse's life.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome current defect, provide a fall protector for fuse, overall structure is simple, simple to operate, and low cost can prevent the mote, prevent flying birds mouse, rain-proof water and radiating effect are good, can effectively solve the problem in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: a protection device for a drop fuse comprises a protection box and a first bolt, wherein an installation door is arranged on the left side of the protection box and is L-shaped, the top and the bottom of the installation door are connected with the protection box through the first bolt, the drop fuse is arranged in the protection box and comprises a drop fuse body, an installation plate and a lead, an installation plate perforation is arranged at the right end of the protection box, a lead perforation is arranged on one side of the protection box, the installation plate penetrates through the installation plate perforation, an angle code is arranged at the included angle between the right side surface of the protection box and the installation plate, a second bolt for connecting the protection box and the installation plate is arranged on the two sides of the angle code, the lead penetrates through the lead perforation, and a sealing ring is arranged at the connection position of the lead perforation and the lead; the mounting plate of the drop-out fuse penetrates through the mounting plate perforation, the protective box and the mounting plate are fixed through the second bolt on the angle code, the lead penetrates through the lead perforation and seals the gap between the lead and the lead perforation through the sealing ring, and after the drop-out fuse is mounted, the first bolt is used for fixing the mounting door and the protective box, so that the integral structure is simple, the mounting is convenient to mount, the cost is low, and mass production is facilitated.

Furthermore, the installation door comprises a door frame, a steel wire mesh and a dust filtering net are arranged inside the door frame, the steel wire mesh is positioned outside the dust filtering net, and a rain fly is arranged at the upper end of the door frame; is avoided by a steel wire mesh; prevent through the wire net that birds or mouse from getting into the protective housing and causing the damage to drop out fuse, avoid tiny micronic dust in the air to get into the protective housing and cause the damage to drop out fuse and influence its life through the dust screen to prevent through the rain-shed that the rainwater from getting into.

Further, the bottom of protective housing evenly is provided with the ventilation hole, just all be provided with the filter core in the ventilation hole, because drop out fuse generally installs in outdoor high altitude department, high altitude department wind-force is great, and natural wind passes through the wire net and strains in the dirt net gets into the protective housing, and the rethread ventilation hole can be convenient for the air flow, improves the radiating effect, prevents through the filter core that miscellaneous dirt gets into in the protective housing.

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

1. the mounting plate of the drop-out fuse penetrates through the mounting plate perforation, the protective box and the mounting plate are fixed through the second bolt on the angle code, the lead penetrates through the lead perforation and seals the gap between the lead and the lead perforation through the sealing ring, and after the drop-out fuse is mounted, the first bolt is used for fixing the mounting door and the protective box, so that the integral structure is simple, the mounting is convenient to mount, the cost is low, and mass production is facilitated.

2. Is avoided by a steel wire mesh; prevent through the wire net that birds or mouse from getting into the protective housing and causing the damage to drop out fuse, avoid tiny micronic dust in the air to get into the protective housing and cause the damage to drop out fuse and influence its life through the dust screen to prevent through the rain-shed that the rainwater from getting into.

3. Because drop out fuse generally installs in outdoor high altitude department, high altitude department wind-force is great, and natural wind passes through the wire net and strains in the dirt net gets into the protective housing, and the rethread ventilation hole can be convenient for the air current, improves the radiating effect, prevents through the filter core that miscellaneous dirt from getting into in the protective housing.

Drawings

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

fig. 2 is a three-dimensional structure diagram of the present invention.

In the figure: the device comprises a protection box 1, a mounting door 2, a door frame 21, a steel wire mesh 22, a dust filtering mesh 23, a rain shed 24, a drop-out fuse 3, a drop-out fuse body 31, a mounting plate 32, a lead 33, a mounting plate perforation 4, a lead perforation 5, a corner connector 6, a bolt II 7, a seal ring 8, a bolt I10, a heat dissipation hole 11 and a filter element 12.

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.

Example one

Referring to fig. 1-2, the present invention provides a technical solution: a protection device for a drop fuse comprises a protection box 1 and a first bolt 10, wherein the left side of the protection box 1 is provided with a mounting door 2, the installation door 2 is L-shaped, the top and the bottom of the installation door 2 are connected with the protective box 1 through bolts one 10, the protective box 1 is internally provided with a drop-out fuse 3, the drop-out fuse 3 comprises a drop-out fuse body 31, a mounting plate 32 and a lead 33, the right end of the protective box 1 is provided with a mounting plate through hole 4, one side of the protective box 1 is provided with a lead through hole 5, the mounting plate 32 penetrates through the mounting plate through hole 4, an angle joint 6 is arranged at the included angle between the right side surface of the protective box 1 and the mounting plate 32, two sides of the angle joint 6 are both provided with a second bolt 7 for connecting the protective box 1 and the mounting plate 32, the lead 33 penetrates through the lead through hole 5, and a sealing ring 8 is arranged at the joint of the lead through hole 5 and the lead 33; pass mounting panel perforation 4 with falling type fuse 3's mounting panel 32, fix between protective housing 1 and the mounting panel 32 through two 7 bolts on the angle sign indicating number 6, lead wire 33 passes lead wire perforation 5 and seals up the gap between lead wire 33 and the lead wire perforation 5 through sealing washer 8, after falling type fuse 3 finishes the installation, rethread bolt 10 will be fixed between installation door 2 and the protective housing 1, overall structure is simple, simple to operate, low cost, the mass production of being convenient for.

Further, the installation door 2 comprises a door frame 21, a steel wire mesh 22 and a dust filter 23 are arranged inside the door frame 21, the steel wire mesh 22 is located on the outer side of the dust filter 23, and a rain fly 24 is arranged at the upper end of the door frame 21; avoided by the steel mesh 22; prevent through wire net 22 that birds or mice from getting into protective housing 1 and causing the damage to drop out fuse, avoid tiny micronic dust in the air to get into protective housing 1 and cause the damage to drop out fuse and influence its life through dust screen 23 to prevent through rain-shed 24 that rainwater from getting into.

Further, the bottom of protective housing 1 evenly is provided with ventilation hole 11, just all be provided with filter core 12 in the ventilation hole, because drop out fuse 3 generally installs in outdoor high altitude department, high altitude department wind-force is great, and natural wind passes through wire net 22 and strains in dirt net 23 gets into protective housing 1, and rethread ventilation hole 11 can be convenient for the air flow, improves the radiating effect, prevents through filter core 12 that miscellaneous dirt from getting into in protective housing 1.

When in use: the other end of the mounting plate 32 of the drop-out fuse 3 is connected with the outside, the mounting plate 32 of the drop-out fuse 3 passes through the mounting plate perforation 4, the protective box 1 and the mounting plate 32 are fixed through the second bolt 7 on the corner connector 6, the lead 33 passes through the lead perforation 5 and seals the gap between the lead 33 and the lead perforation 5 through the sealing ring 8, after the drop-out fuse 3 is mounted, the mounting door 2 and the protective box 1 are fixed through the first bolt 10, mass production is facilitated, the steel wire mesh 22 prevents flying birds or mice from entering the protective box 1 to damage the drop-out fuse, the dust filtering net 23 prevents tiny dust in the air from entering the protective box 1 to damage the drop-out fuse and influence the service life of the drop-out fuse, and the rain shield 24 prevents rainwater from entering, because the drop-out fuse 3 is generally mounted at an outdoor high altitude place, the wind force at the high altitude is large, in natural wind passes through wire net 22 and the entering protective housing 1 of dirt screen 23, rethread ventilation hole 11, the air flow of can being convenient for dispels the heat to drop out fuse 3 through natural wind, practices thrift the electric energy and improves the radiating effect, prevents through filter core 12 that miscellaneous dirt from getting into protective housing 1 in, this device overall structure is simple, simple to operate, low cost, convenient to use can drop into bulk production.

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 fall protector for fuse, includes protecting box and bolt one, its characterized in that: the left side of protective housing is provided with the installation door, the installation door is the L type, and the top and the bottom of installation door all are connected with the protective housing through bolt one, and the inside of protective housing is provided with the drop out fuse, the drop out fuse includes drop out fuse body, mounting panel and lead wire, and the right-hand member of protective housing is provided with the mounting panel and perforates, and one side of protective housing is provided with the lead wire perforation, the mounting panel runs through the mounting panel perforation, and the contained angle department of the right flank of protective housing and mounting panel is provided with the angle sign indicating number, the both sides of angle sign indicating number all are provided with bolt two of connecting protective housing and mounting panel, the lead wire runs through the lead wire perforation, and the lead wire perforation is provided with the sealing washer with pin connection department.

2. The protective device for a drop fuse of claim 1, wherein: the installation door comprises a door frame, a steel wire mesh and a dust filtering net are arranged inside the door frame, the steel wire mesh is located on the outer side of the dust filtering net, and a rain awning is arranged at the upper end of the door frame.

3. The protective device for a drop fuse of claim 1, wherein: the bottom of guard box evenly is provided with the ventilation hole, just all be provided with the filter core in the ventilation hole.