CN214280586U

CN214280586U - Protector for transformer operation isolator

Info

Publication number: CN214280586U
Application number: CN202120299708.7U
Authority: CN
Inventors: 王东亮
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-02-02
Filing date: 2021-02-02
Publication date: 2021-09-24
Anticipated expiration: 2031-02-02

Abstract

The utility model provides a protector for transformer operation isolator relates to protector technical field for transformer operation isolator, the on-line screen storage device comprises a base, the protecting box, articulated piece and stopper, protecting box fixed mounting is at the upper surface of base, articulated piece rotates the inner wall of connection at the protecting box through the pivot, the stopper rotates the one side lateral wall of connection at the protecting box, the inner wall of protecting box is provided with fixed subassembly, the top of protecting box is provided with protective assembly, fixed subassembly is including the installation piece, installation piece fixed mounting is at the upper surface of base, the mounting groove has been seted up to the inside of installation piece, the last fixed surface of installation piece installs the fixed block. The utility model discloses in, through setting up fixed subassembly for after the protector installation, fix isolator, prevent when isolator uses, isolator takes place to rock because of the unstability, thereby leads to isolator's use unstable, influences isolator's use.

Description

Protector for transformer operation isolator

Technical Field

The utility model relates to a protector technical field for transformer operation isolator especially relates to a protector for transformer operation isolator.

Background

The isolating switch is a switching device which is mainly used for isolating a power supply and switching operation and is used for connecting and cutting off a small current circuit and has no arc extinguishing function, and when the isolating switch is in a separated position, an insulation distance meeting the specified requirement and an obvious disconnection mark are arranged between contacts; when the switch is closed, the switch equipment capable of bearing the current under the condition of a normal loop and the current under the abnormal condition within the specified time is generally used as a high-voltage isolating switch, namely an isolating switch with the rated voltage of more than 1kV, the working principle and the structure of the switch equipment are simple, but the switch equipment has high requirements on the working reliability due to large use amount and high requirements on the design, the establishment and the safe operation of a substation and a power plant, and the isolating switch has the main characteristic of no arc extinguishing capability and can only be opened and closed under the condition of no load current.

In-process that uses at isolator, isolator generally all installs in the eminence, often receive the impact of rainwater, influence isolator's stable use, so need protect isolator, isolator's use needs fixed stability, but traditional isolator protector is when protecting isolator, fixed and insecure to isolator, can make isolator rock easily in the use, can lead to isolator to use unstablely, thereby influence isolator's use.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the protector for transformer operation isolator who provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a protector for transformer operation isolator, includes base, protective housing, articulated piece and stopper, protective housing fixed mounting is at the upper surface of base, articulated piece rotates the inner wall of connection at the protective housing through the pivot, the stopper rotates the one side lateral wall of connection at the protective housing, the inner wall of protective housing is provided with fixed subassembly, the top of protective housing is provided with protective assembly.

The fixed subassembly is including the installation piece, installation piece fixed mounting is at the upper surface of base, the mounting groove has been seted up to the inside of installation piece, the last fixed surface of installation piece installs the fixed block, the inner wall sliding connection of mounting groove has the movable block, the movable block runs through the inner wall of mounting groove and extends to the upper surface of installation piece, the spout has been seted up to the inside of mounting groove, the inside fixed mounting in one side of mounting groove has a spring, the fixed position that one side of movable block is close to both ends installs the limiting plate, one side sliding connection of limiting plate has the gag lever post, the gag lever post runs through one side of limiting plate and extends to the opposite side of limiting plate, the one end fixed mounting of gag lever post has the handle of drawing, gag lever post surface cover is equipped with No. two springs.

Preferably, the protection component includes the commentaries on classics piece, the piece rotates the upper surface of connection at the guard box that changes, the top fixedly connected with guard plate of piece changes, the lower fixed surface of guard plate installs the curb plate, the lower fixed surface of guard plate installs the mounting panel, the lower fixed surface of mounting panel installs reset spring, the top fixed mounting of guard plate has hollow slab, hollow slab's inside sliding connection has the expansion plate.

Preferably, the bottom fixedly connected with slider of movable block, spout and slider sliding connection.

Preferably, the outer surface fixed mounting of gag lever post has the lug, No. two spring housings establish the surface that the gag lever post is located the position between limiting plate and the lug.

Preferably, the inner wall of the mounting groove is provided with a limiting hole, and the limiting rod is connected with the inner wall of the limiting hole in a sliding manner.

Preferably, the number of the side plates is two, and the two side plates are fixedly mounted on the lower surface of the protection plate close to the two ends respectively.

Advantageous effects

Compared with the prior art, the utility model has the advantages and positive effects that,

1. the utility model discloses in, through setting up fixed subassembly for after the protector installation, fix isolator, prevent when isolator uses, isolator takes place to rock because of the unstability, thereby leads to isolator's use unstable, influences isolator's use.

2. The utility model discloses in, through setting up protection component, under sleet or other bad weather, the guard box can protect isolator, when rainwater or other objects fall on the guard box, can strike earlier on the guard plate, and the guard plate can cushion the impact, prevents to lead to isolator to take place to damage because of the striking, reduces economic loss.

Drawings

Fig. 1 is a schematic perspective view of a protection device for a power transformation operation isolating switch according to the present invention;

fig. 2 is a schematic cross-sectional structural view of a fixing assembly of a protection device for a power transformation operation isolating switch according to the present invention;

fig. 3 is an enlarged view of a position a in fig. 2 of the protection device for the power transformation operation isolating switch provided by the utility model;

fig. 4 is a schematic view of a part of the structure of the protection assembly of the protection device for the power transformation operation isolating switch of the present invention;

fig. 5 is a schematic cross-sectional structural view of a protection assembly of the protection device for the power transformation operation isolating switch according to the present invention;

fig. 6 is the utility model provides a transformer operation protector's for isolator protection component's partial structure schematic diagram.

Illustration of the drawings:

1. a base; 2. a protective box; 3. a hinged block; 4. a limiting block; 5. a fixing assembly; 501. mounting blocks; 502. mounting grooves; 503. a fixed block; 504. a movable block; 505. a chute; 506. a first spring; 507. a limiting plate; 508. a limiting rod; 509. pulling a handle; 510. a second spring; 6. a guard assembly; 601. rotating the block; 602. a protection plate; 603. a side plate; 604. mounting a plate; 605. a return spring; 606. a hollow slab; 607. a retractable plate.

Detailed Description

In order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the present invention is not limited to the limitations of the specific embodiments of the present disclosure.

Referring to fig. 1-6, the present invention provides a technical solution: the utility model provides a protector for transformer operation isolator, includes base 1, protecting box 2, articulated piece 3 and

stopper

4, and 2 fixed mounting of protecting box are at the upper surface of base 1, and articulated piece 3 rotates the inner wall of connection at protecting box 2 through the pivot, and stopper 4 rotates the lateral wall of connection in one side of protecting box 2, and the inner wall of protecting box 2 is provided with fixed subassembly 5, and the top of protecting box 2 is provided with protecting component 6.

Fixed subassembly 5 is including installation piece 501, installation piece 501 fixed mounting is at the upper surface of base 1, mounting groove 502 has been seted up to installation piece 501's inside, the last fixed surface of installation piece 501 installs fixed block 503, the inner wall sliding connection of mounting groove 502 has movable block 504, movable block 504 runs through the inner wall of mounting groove 502 and extends to the upper surface of installation piece 501, spout 505 has been seted up to mounting groove 502's inside, the inside fixed mounting in one side of mounting groove 502 has spring 506 No. one, the position fixed mounting that one side of movable block 504 is close to both ends has limiting plate 507, one side sliding connection of limiting plate 507 has gag lever post 508, gag lever post 508 runs through one side of limiting plate 507 and extends to the opposite side of limiting plate 507, the one end fixed mounting of gag lever post 509 has the pull handle, gag lever post 508 outer surface cover.

In the embodiment, the base 1 is installed on an electric pile, the hinged block 3 is rotated upwards to facilitate the installation of the isolating switch, the isolating switch is installed inside the protective box 2, then the hinged block 3 is rotated to seal the protective box 2, the limit block 4 is rotated to limit the hinged block 3, so that the hinged block 3 cannot rotate continuously, when the isolating switch is fixed, the pull handle 509 is pulled to drive the limit rod 508 to move, so that the limit rod 508 slides out of the inner wall of the limit hole, the second spring 510 is compressed and deformed, then the movable block 504 is pushed to slide on the inner wall of the installation groove 502, the slide block slides inside the sliding groove 505, the first spring 506 is compressed and deformed, then the isolating switch is placed on the upper surface of the installation block 501 close to the fixed block 503, then the movable block 504 is not pushed any more, the first spring 506 is restored to push the movable block 504, make the movable block 504 slide in the inside of mounting groove 502, the slider slides in the inside of spout 505, the slip direction to the movable block 504 limits, after the movable block 504 contacts isolator, release and draw 509, No. two spring 510 restores, it removes to drive gag lever post 508 through the lug, make gag lever post 508 slide in the inside in spacing hole, restrict movable block 504, make movable block 504 can't continue to slide, the completion is fixed to isolator, the function of fixing isolator has been realized, after the protector installation, fix isolator, prevent when isolator uses, isolator takes place to rock because unstable, thereby lead to isolator's use unstable, influence isolator's use.

Specifically, protection component 6 includes commentaries on classics piece 601, changes piece 601 and rotates the upper surface of connecting at guard box 2, changes the top fixedly connected with protection plate 602 of piece 601, and the lower fixed surface of protection plate 602 installs curb plate 603, and the lower fixed surface of protection plate 602 installs mounting panel 604, and the lower fixed surface of mounting panel 604 installs reset spring 605, and the top fixed mounting of protection plate 602 has hollow slab 606, and the inside sliding connection of hollow slab 606 has expansion plate 607.

In this embodiment: when an object impacts the protection plate 602, the protection plate 602 is pressed down to drive the rotating block 601 to rotate at the top end of the protection box 2, so that the expansion plate 607 slides into the hollow plate 606, meanwhile, pressure is applied to the mounting plate 604, the mounting plate 604 moves downwards, the mounting plate 604 presses the return spring 605, the return spring 605 is compressed and deformed, then the return spring 605 is restored to apply force to the mounting plate 604, the mounting plate 604 is pushed to move upwards, the mounting plate 604 drives the protection plate 602 to move, the rotating block 601 rotates reversely at the top end of the protection box 2, the expansion plate 607 slides out of the hollow plate 606, the protection plate 602 returns to the original position to buffer impact, the function of protecting the isolating switch is realized, the protection box 2 can protect the isolating switch in rain and snow or other severe weather, when rain or other objects fall on the protection box 2, the object can impact the protection plate 602 firstly, the protection plate 602 can buffer the impact, prevent the isolating switch from being damaged due to the impact and reduce economic loss.

Specifically, the bottom end of the movable block 504 is fixedly connected with a sliding block, and the sliding groove 505 is slidably connected with the sliding block.

In this embodiment: the slider slides on the inner wall of the sliding groove 505, so that the moving direction of the movable block 504 is limited, and the sliding of the movable block 504 is more stable and smooth.

Specifically, a bump is fixedly installed on the outer surface of the limiting rod 508, and the second spring 510 is sleeved on the outer surface of the limiting rod 508 between the limiting plate 507 and the bump.

In this embodiment: so that the second spring 510 can push the stop lever 508 to move through the bump.

Specifically, the inner wall of the mounting groove 502 is provided with a limiting hole, and the limiting rod 508 is connected with the inner wall of the limiting hole in a sliding manner.

In this embodiment: when the limiting rod 508 slides into the limiting hole, the movable block 504 is limited, so that the movable block 504 cannot continue to operate.

Specifically, the number of the side plates 603 is two, and the two sets of side plates 603 are respectively and fixedly mounted on the lower surface of the protection plate 602 near the two ends.

In this embodiment: the side plates 603 form a closed space with the shielding plate 602, thereby enhancing the shielding performance.

The working principle is as follows: the base 1 is installed on an electric pile, the hinged block 3 is rotated upwards to enable the installation of the isolating switch to be more convenient, the isolating switch is installed inside the protective box 2, then the hinged block 3 is rotated to enable the protective box 2 to be sealed, the limiting block 4 is rotated to limit the hinged block 3, the hinged block 3 cannot rotate continuously, when the isolating switch is fixed, the pull handle 509 is pulled to drive the limiting rod 508 to move, the limiting rod 508 slides out of the inner wall of the limiting hole, the second spring 510 is compressed and deformed at the same time, then the movable block 504 is pushed to enable the movable block 504 to slide on the inner wall of the installation groove 502, the sliding block slides inside the sliding groove 505, the first spring 506 is compressed and deformed, then the isolating switch is placed on the upper surface of the installation block 501 next to abut against the fixed block 503, then the movable block 504 is not pushed any more, the first spring 506 is restored, the movable block 504 is pushed to enable the movable block 504 to slide inside the installation groove 502, the slide block slides in the sliding groove 505 to limit the sliding direction of the movable block 504, when the movable block 504 contacts with the isolating switch, the pull handle 509 is released, the second spring 510 is restored, the limit rod 508 is driven by the bump to move, the limit rod 508 slides into the limit hole to limit the movable block 504, the movable block 504 cannot slide continuously, the isolating switch is fixed, when an object impacts the protection plate 602, the protection plate 602 presses downwards to drive the rotating block 601 to rotate at the top end of the protection box 2, the expansion plate 607 slides into the hollow plate 606, meanwhile, pressure is applied to the mounting plate 604 to enable the mounting plate 604 to move downwards, the mounting plate 604 presses the reset spring 605, the reset spring 605 is compressed and deformed, the reset spring 605 restores to apply force to the mounting plate 604 to push the mounting plate 604 to move upwards, the mounting plate 604 drives the protection plate 602 to move, so that the rotation block 601 rotates reversely at the top end of the shielding box 2 and the extension plate 607 slides out from the inside of the hollow plate 606, so that the shielding plate 602 returns to the original position to cushion the impact.

The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a protector for transformer operation isolator, includes base (1), protective housing (2), articulated piece (3) and stopper (4), its characterized in that: the protective box (2) is fixedly arranged on the upper surface of the base (1), the hinged block (3) is rotatably connected to the inner wall of the protective box (2) through a rotating shaft, the limiting block (4) is rotatably connected to the side wall of one side of the protective box (2), a fixing component (5) is arranged on the inner wall of the protective box (2), and a protective component (6) is arranged at the top end of the protective box (2);

the fixing component (5) comprises an installation block (501), the installation block (501) is fixedly installed on the upper surface of the base (1), an installation groove (502) is formed in the installation block (501), a fixing block (503) is fixedly installed on the upper surface of the installation block (501), a movable block (504) is connected to the inner wall of the installation groove (502) in a sliding mode, the movable block (504) penetrates through the inner wall of the installation groove (502) and extends to the upper surface of the installation block (501), a sliding groove (505) is formed in the installation groove (502), a spring (506) is fixedly installed in one side of the installation groove (502), limiting plates (507) are fixedly installed on one side of the movable block (504) close to the positions of the two ends, one side of each limiting plate (507) is connected with a limiting rod (508), each limiting rod (508) penetrates through one side of each limiting plate (507) and extends to the other side of each limiting plate (507), one end fixed mounting of gag lever post (508) has and draws handle (509), gag lever post (508) surface cover is equipped with No. two spring (510).

2. The protection device for the power transformation operation isolating switch as claimed in claim 1, wherein: protection subassembly (6) are including changeing piece (601), change piece (601) and rotate the upper surface of connecting in guard box (2), the top fixedly connected with guard plate (602) of changeing piece (601), the lower fixed surface of guard plate (602) installs curb plate (603), the lower fixed surface of guard plate (602) installs mounting panel (604), the lower fixed surface of mounting panel (604) installs reset spring (605), the top fixed mounting of guard plate (602) has hollow slab (606), the inside sliding connection of hollow slab (606) has expansion plate (607).

3. The protection device for the power transformation operation isolating switch as claimed in claim 1, wherein: the bottom end of the movable block (504) is fixedly connected with a sliding block, and the sliding groove (505) is connected with the sliding block in a sliding mode.

4. The protection device for the power transformation operation isolating switch as claimed in claim 1, wherein: the outer fixed surface of gag lever post (508) installs the lug, No. two spring (510) cover are established and are located the surface of position between limiting plate (507) and the lug at gag lever post (508).

5. The protection device for the power transformation operation isolating switch as claimed in claim 1, wherein: the inner wall of the mounting groove (502) is provided with a limiting hole, and the limiting rod (508) is connected with the inner wall of the limiting hole in a sliding mode.

6. The protection device for the power transformation operation isolating switch as claimed in claim 2, characterized in that: the number of the side plates (603) is two, and the two side plates (603) are fixedly arranged at the positions, close to the two ends, of the lower surface of the protection plate (602) respectively.