CN214479511U

CN214479511U - Detachable lightning arrester

Info

Publication number: CN214479511U
Application number: CN202120451338.4U
Authority: CN
Inventors: 邢奥飞
Original assignee: Xi'an Dingyi Electrical Appliance Co ltd
Current assignee: Xi'an Dingyi Electrical Appliance Co ltd
Priority date: 2021-03-02
Filing date: 2021-03-02
Publication date: 2021-10-22
Anticipated expiration: 2031-03-02

Abstract

The utility model relates to an arrester technical field discloses a dismantlement formula arrester, including insulating cylinder, insulating cylinder's top is provided with the conducting seat, the right side of conducting seat bottom is provided with the arrester body, the top of arrester body is provided with the insulating pull ring that uses with the cooperation of arrester body, be provided with the disconnector between insulating cylinder and the bottom of arrester body, the main control box is installed to one side of arrester body, the surface of main control box is provided with the trick lock, the inside of main control box is provided with the power, the hollow pole in one side fixedly connected with of main control box. The utility model discloses an increase a fixed knot and construct between insulating cylinder and arrester body, increase the stability of dismantlement formula arrester to this fixed knot constructs and needs the password could operate, prevents that non-staff from dismantling the formula arrester, makes the unable normal work of arrester, leads to the power consumption safety problem of generating equipment or near region.

Description

Detachable lightning arrester

Technical Field

The utility model relates to a lightning arrester technical field specifically is a dismantlement formula lightning arrester.

Background

The lightning arrester is used for limiting the amplitude of overvoltage so as to protect electrical equipment, is sometimes called as an overvoltage protector and an overvoltage limiter, and comprises any external gap necessary for the normal function of the electrical equipment during operation and installation, regardless of whether the lightning arrester is taken as an integral part or not, the lightning arrester is suitable for overvoltage protection of transformers, transmission lines, distribution panels, switch cabinets, power metering boxes, vacuum switches, parallel compensation capacitors, rotating motors, semiconductor devices and the like, and the drop-out (throw-in and detachable) lightning arrester is formed by modifying a distribution type zinc oxide lightning arrester and then skillfully installing the modified lightning arrester on a drop-out mechanism of a drop-out fuse, so that the lightning arrester can be conveniently detected, maintained and replaced by an insulating pull-brake operating lever under the condition of no power failure, the smoothness of the lines is ensured, and the working strength and the working time of power maintenance personnel are greatly reduced, the power supply is particularly suitable for places which are not suitable for power failure, such as communication, airports, stations, hospitals, busy commercial areas and the like.

The existing detachable arrester detaching mode is simple and lacks of safety measures, all people can operate, the arrester can be pulled out by malicious operation of non-working personnel, the arrester can not work normally, and the electricity utilization safety in the area near the detachable arrester is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a dismantlement formula arrester has solved current dismantlement formula arrester and has dismantled the mode comparatively simply and lack the safeguard measure, and the malicious operation that probably has non-staff pulls out the arrester, makes the unable problem of normal work of arrester.

The utility model provides a detachable arrester, which comprises an insulating cylinder body, wherein the top of the insulating cylinder body is provided with a conductive seat, the right side of the bottom of the conductive seat is provided with an arrester body, the top of the arrester body is provided with an insulating pull ring matched with the arrester body for use, a disconnector is arranged between the insulating cylinder body and the bottom of the arrester body, one side of the arrester body is provided with a main control box, the surface of the main control box is provided with a coded lock, the inside of the main control box is provided with a power supply, one side of the main control box is fixedly connected with a hollow rod, one side of the inner wall of the hollow rod is provided with a main electromagnet, the main electromagnet is electrically connected with the power supply through a wire, a metal plate is slidably connected between the inner walls of the hollow rod, one side of the metal plate is fixedly connected with a spring bolt, and four corners of the metal plate, which are close to one side of the main electromagnet, are fixedly connected with reset springs, the other end of reset spring and the inner wall fixed connection of well cavity pole, lock box is installed to one side of insulating cylinder, the top threaded connection of lock box has the bolt.

Preferably, the top and the bottom of the inner wall of the hollow rod are both provided with grooves, the top of the inner wall of each groove is provided with an auxiliary electromagnet, and sliding plates are connected between the two sides of the inner wall of each groove in a sliding mode.

Preferably, the other side fixedly connected with card post of slide, the slide is close to all through compression spring and recess fixed connection in the four corners of assisting electromagnet one side.

Optimized, the clamping grooves are formed in the top and the bottom of one end of the surface of the lock tongue, and the through hole is formed in the other end of the surface of the lock tongue.

Optimized, the main control box is installed through first solid fixed ring in one side of arrester body, lock box is installed through the solid fixed ring of second in one side of insulating cylinder.

Compared with the prior art, the beneficial effects of the utility model are that: the detachable arrester is characterized in that the distribution type zinc oxide arrester is modified and then skillfully installed on a drop-out mechanism of a drop-out fuse, namely, an insulating cylinder, a conductive seat, an arrester body and a disconnector are installed together, at the moment, a power supply keeps a power-on state, after the installation is finished, the power supply is turned off, even if a main electromagnet and an auxiliary electromagnet are powered off, the magnetism disappears, so that a metal plate can be instantly popped out by a reset spring after losing the attraction force, namely, a spring bolt on the other side of the metal plate and the spring bolt on the other side of the metal plate are popped out to the left side, the auxiliary electromagnet is powered off to make a sliding plate lose the attraction force, at the moment, a clamping column on the other side of the sliding plate is abutted against the spring bolt to cause the spring bolt to be unable to be popped out until the spring bolt is popped out to the left side, a clamping groove moves to the position of the clamping column, at the moment, the clamping column is popped out to the inside of the clamping groove to fix the spring bolt again, and the left end can enter the inside of a lock box, the bolt can also be rotated this moment, fixes the lock tongue once more, is about to carry out the secondary with the arrester body and fixes, increases its stability, when needs are dismantled, then needs just can make the power circular telegram through the password of input trick lock to prevent that non-staff from dismantling the formula arrester, make the unable normal work of arrester, lead to the power consumption safety problem of emergence equipment or near region.

Drawings

Fig. 1 is a schematic structural diagram of a preferred embodiment of a detachable lightning arrester according to the present invention;

FIG. 2 is a schematic diagram of the power supply of FIG. 1 in a power-on state;

fig. 3 is a schematic structural diagram of the power-off state of the power supply shown in fig. 1.

In the figure: 1. an insulating cylinder; 2. a conductive seat; 3. a lightning arrester body; 4. an insulating pull ring; 5. a separator; 6. a master control box; 7. a coded lock; 8. a power source; 9. a hollow shaft; 10. a main electromagnet; 11. a metal plate; 12. a latch bolt; 13. a return spring; 14. a lock case; 15. a groove; 16. an auxiliary electromagnet; 17. a slide plate; 18. clamping the column; 19. a compression spring; 20. a card slot; 21. a through hole; 22. a first retaining ring; 23. a second retaining ring; 24. and (4) bolts.

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. 1-3, the present invention provides an embodiment: a detachable arrester comprises an insulating column body 1, wherein a conductive seat 2 is arranged at the top of the insulating column body 1, an arrester body 3 is arranged on the right side of the bottom of the conductive seat 2, an insulating pull ring 4 matched with the arrester body 3 for use is arranged at the top of the arrester body 3, a disconnector 5 is arranged between the insulating column body 1 and the bottom of the arrester body 3, a main control box 6 is installed at one side of the arrester body 3, a coded lock 7 is arranged on the surface of the main control box 6, a power supply 8 is arranged in the main control box 6, a hollow rod 9 is fixedly connected at one side of the main control box 6, a main electromagnet 10 is installed at one side of the inner wall of the hollow rod 9, the main electromagnet 10 is electrically connected with the power supply 8 through a wire, a metal plate 11 is slidably connected between the inner walls of the hollow rod 9, and a lock tongue 12 is fixedly connected at one side of the metal plate 11, the equal fixedly connected with reset spring 13 in four corners that metal sheet 11 is close to main electromagnet 10 one side, the inner wall fixed connection of the other end of reset spring 13 and cavity pole 9, lock box 14 is installed to one side of insulating cylinder 1, the top threaded connection of lock box 14 has bolt 24, and main control box 6's surface still articulates there is a plastic box for protection trick lock 7 does not receive the environmental impact, and main electromagnet 10 is bulky, and corresponding circular telegram back magnetic force is stronger.

Recess 15 has all been seted up to the top and the bottom of cavity pole 9 inner wall, supplementary electromagnet 16 is installed at the top of recess 15 inner wall, sliding connection has slide 17 between the both sides of recess 15 inner wall, and supplementary electromagnet 16 is small, and corresponding circular telegram back magnetic force is relatively weak, and the material of slide 17 also is the metal.

The other side of the sliding plate 17 is fixedly connected with a clamping column 18, four corners of one side of the sliding plate 17, which is close to the auxiliary electromagnet 16, are fixedly connected with the grooves 15 through compression springs 19, and the auxiliary electromagnet 16 is powered off, namely the sliding plate 17 is subjected to the elastic force of the compression springs 19 after losing the attractive force.

The top and the bottom of the surface one end of the bolt 12 are both provided with a clamping groove 20, the other end of the surface of the bolt 12 is provided with a through hole 21, the clamping groove 20 is matched with the clamping column 18, and the through hole 21 is matched with the bolt 24.

The main control box 6 is installed through first solid fixed ring 22 in one side of arrester body 3, lock box 14 is installed through the solid fixed ring 23 of second in one side of insulating cylinder 1, and first solid fixed ring 22 is used for connecting arrester body 3 and main control box 6, and the solid fixed ring 23 of second is used for connecting insulating cylinder 1 and lock box 14.

The working principle is as follows: firstly, the power distribution type zinc oxide arrester is modified according to the normal steps and then is skillfully installed on a drop-out mechanism of a drop-out fuse, namely, the insulating cylinder 1, the conductive seat 2, the arrester body 3 and the disconnector 5 are installed together, at the moment, the power supply 8 keeps the power-on state, after the installation is finished, the power supply 8 is turned off, even if the main electromagnet 10 and the auxiliary electromagnet 16 are powered off, the magnetism disappears, so that the metal plate 11 attracted by the main electromagnet 10 loses the attraction force, and the return spring 13 is always in the extruded state in the process of being attracted, the metal plate 11 is instantly ejected by the return spring 13 after losing the attraction force, namely, the metal plate 11 and the bolt 12 on the other side are ejected to the left side, similarly, the auxiliary electromagnet 16 is powered off, so that the sliding plate 17 loses the attraction force, and the compression spring 19 is always in the extruded state in the process of being attracted, namely, the sliding plate 17 is subjected to the elasticity of the compression spring 19, and the card post 18 of slide 17 opposite side is inconsistent with spring bolt 12 at this moment, lead to it can't pop out, until spring bolt 12 left side in-process of popping out, draw-in groove 20 moves to the position that card post 18 is located, card post 18 is popped out to the inside of draw-in groove 20 this moment, and the left end of spring bolt 12 can enter into the inside of lock box 14, can also rotate bolt 24 this moment, make it pass through the through-hole 21 on the spring bolt 12 downwards, fix once more, be about to carry out the secondary fixation with arrester body 3 with insulating cylinder 1, increase its stability, when needing to dismantle, then need through the password of input trick lock 7, can make power 8 circular telegram, reach the state at first promptly.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a dismantlement formula arrester, includes insulating cylinder (1), its characterized in that: the lightning arrester is characterized in that a conductive seat (2) is arranged at the top of the insulating cylinder body (1), an arrester body (3) is arranged on the right side of the bottom of the conductive seat (2), an insulating pull ring (4) matched with the arrester body (3) for use is arranged at the top of the arrester body (3), a disconnector (5) is arranged between the insulating cylinder body (1) and the bottom of the arrester body (3), a main control box (6) is installed on one side of the arrester body (3), a coded lock (7) is arranged on the surface of the main control box (6), a power supply (8) is arranged inside the main control box (6), a hollow rod (9) is fixedly connected to one side of the main control box (6), a main electromagnet (10) is installed on one side of the inner wall of the hollow rod (9), the main electromagnet (10) is electrically connected with the power supply (8) through a wire, and a metal plate (11) is slidably connected between the inner walls of the hollow rod (9), one side fixedly connected with spring bolt (12) of metal sheet (11), the equal fixedly connected with reset spring (13) in four corners that metal sheet (11) are close to main electromagnet (10) one side, the inner wall fixed connection of the other end of reset spring (13) and cavity pole (9), lock box (14) are installed to one side of insulating cylinder (1), the top threaded connection of lock box (14) has bolt (24).

2. A demountable lightning arrester according to claim 1, wherein: recess (15) are all seted up to the top and the bottom of cavity pole (9) inner wall, supplementary electromagnet (16) are installed at the top of recess (15) inner wall, sliding connection has slide (17) between the both sides of recess (15) inner wall.

3. A demountable lightning arrester according to claim 2, wherein: the other side fixedly connected with card post (18) of slide (17), the slide (17) is close to the four corners of assisting electromagnet (16) one side and all passes through compression spring (19) and recess (15) fixed connection.

4. A demountable lightning arrester according to claim 1, wherein: the top and the bottom of the surface one end of the lock tongue (12) are both provided with a clamping groove (20), and the other end of the surface of the lock tongue (12) is provided with a through hole (21).

5. A demountable lightning arrester according to claim 1, wherein: the main control box (6) is installed through first solid fixed ring (22) in one side of arrester body (3), lock box (14) are installed through second solid fixed ring (23) in one side of insulating cylinder (1).