CN214797223U

CN214797223U - Operating handle of isolating switch

Info

Publication number: CN214797223U
Application number: CN202120563510.5U
Authority: CN
Inventors: 薄同伟; 陈红群; 李松泽; 刘金娟; 张志芳; 张晓佟; 岳鹏
Original assignee: Schneider Wingoal Tianjin Electric Equipment Co Ltd
Current assignee: Schneider Wingoal Tianjin Electric Equipment Co Ltd
Priority date: 2021-03-18
Filing date: 2021-03-18
Publication date: 2021-11-19
Anticipated expiration: 2031-03-18

Abstract

The utility model provides an isolator operating handle, upper cover fixed mounting to the upper end of switch body, upper cover middle part are equipped with first through-hole, and inside the lower extreme of main shaft cup jointed to the switch body, the plectrum was cup jointed to the main shaft periphery, and the plectrum contact connection is to the inside of switch body, and the main shaft upper end is passed through mounting screw to twist grip middle part behind the first through-hole, twist grip is located the top of upper cover, and twist grip lower extreme installation bolt, and the lower extreme contact of bolt is connected to the upper end of upper cover, and one side of twist grip is equipped with the jack, and the one end of padlock handle is located in the jack. An isolator operating handle, push the padlock handle, can drive the rotatory divide-shut brake that realizes the switch of operating handle, can't rotate the operating handle again after extracting the padlock handle to can't make switch divide-shut brake, can the padlock this moment, behind the padlock, the padlock handle can't push again, thereby has guaranteed the stability of on-off state.

Description

Operating handle of isolating switch

Technical Field

The utility model belongs to the technical field of the low voltage distribution, especially, relate to an isolator operating handle.

Background

The isolating switch is mainly used for isolating a power supply and switching operation and connecting and cutting off a current circuit, and when the isolating switch is in a separated position, an insulating distance meeting the specified requirements and an obvious disconnection mark are arranged between contacts; a switching device capable of carrying current in normal loop conditions and current in abnormal conditions for a specified time when in the closed position. The high-voltage isolating switch is generally used as a high-voltage isolating switch, namely an isolating switch with rated voltage of more than 1kV, and has large influence on the design, establishment and safe operation of a substation and a power plant due to large use amount and high requirement on working reliability.

Disclosure of Invention

In view of this, the utility model aims at providing a isolator operating handle to solve the on-off state unstability, when overhauing and maintaining electricity, the unable homoenergetic padlock's when realizing separating brake and closing a floodgate problem.

In order to achieve the above purpose, the technical scheme of the utility model is realized like this:

the utility model provides an isolator operating handle, includes twist grip, padlock handle, bolt, main shaft and upper cover, upper cover fixed mounting to the upper end of switch body, and the upper cover middle part is equipped with first through-hole, and inside the lower extreme of main shaft cup jointed to the switch body, the plectrum was cup jointed to the main shaft periphery, and the plectrum contact is connected to the inside of switch body, and the main shaft upper end is passed through mounting screw to twist grip middle part behind the first through-hole, twist grip is located the top of upper cover, and twist grip lower extreme installation bolt, and the lower extreme contact of bolt is connected to the upper end of upper cover, and one side of twist grip is equipped with the jack, and the one end of padlock handle is located in the jack.

Furthermore, the middle part of the rotating handle is provided with an installation slot position, the cross section of the installation slot position and the cross section of the main shaft are both non-circular, and the periphery of the upper end of the main shaft is fixedly connected into the installation slot position through screws.

Furthermore, a plurality of buckle plates are installed at one end of the padlock handle, a plurality of clamping grooves are formed in the inner wall of the jack of the rotating handle, and one end of each buckle plate is connected to the inside of each clamping groove in a contacting mode.

Furthermore, a second through hole for inserting the lock pin is formed in the middle of the padlock handle, and the lock pin is located outside the rotating handle.

Further, padlock handle one end sets up the mounting panel, and the mounting panel is located the jack, and the cross section of mounting panel is U type structure, and mounting panel one end sets up the board hook, and bolt one end is equipped with the slot, and the periphery of bolt is located in the U type structure, board hook joint extremely in the slot.

Furthermore, the upper cover upper end sets up annular card platform, and inside the periphery of card platform was located the twist grip, the lateral wall of card platform was equipped with the bayonet socket, the lower extreme contact of bolt was connected to in the bayonet socket.

Compared with the prior art, an isolator operating handle have following beneficial effect: the padlock handle is pushed in, the opening and closing of the switch can be realized by driving the operation handle to rotate, the operation handle can not be rotated after the padlock handle is pulled out, the switch can not be opened and closed, the padlock can be carried out at the moment, the padlock handle can not be pushed in again after the padlock, the stability of the switching state is guaranteed, the structure is simple, the installation is convenient, the padlock can be carried out under two states of the opening and closing, the switch can be reliably prevented from opening and closing after the padlock, and the electrical safety of overhaul and maintenance personnel is guaranteed.

Drawings

The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:

fig. 1 is an exploded view of an operating handle of an isolating switch according to an embodiment of the present invention;

fig. 2 is a cross-sectional view of an operating handle of a disconnecting switch according to an embodiment of the present invention;

fig. 3 is a schematic structural view of a rotating handle according to an embodiment of the present invention;

fig. 4 is a schematic structural view of a padlock handle according to an embodiment of the present invention;

fig. 5 is a schematic structural diagram of the upper cover according to the embodiment of the present invention.

Description of reference numerals:

1-a switch body; 2-rotating the handle; 21-installing a slot position; 22-a card slot; 23-a jack; 3-a padlock handle; 31-a buckle plate; 32-a mounting plate; 33-a second via; 4-inserting a pin; 5-a screw; 6-a main shaft; 7-plectrum; 8-upper cover; 81-mark; 82-clamping table.

Detailed Description

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

As shown in fig. 1-5, an isolating switch operating handle comprises a rotating handle 2, a padlock handle 3, a latch 4, a spindle 6 and an upper cover 8, wherein the upper cover 8 is fixedly mounted on the upper end of a switch body 1, a first through hole is formed in the middle of the upper cover 8, the lower end of the spindle 6 is sleeved inside the switch body 1, a poking sheet 7 is sleeved on the periphery of the spindle 6, the poking sheet 7 is in contact connection with the inside of the switch body 1, the upper end of the spindle 6 penetrates through the first through hole and then is mounted in the middle of the rotating handle 2 through a screw 5, the rotating handle 2 is positioned above the upper cover 8, the latch 4 is mounted at the lower end of the rotating handle 2, the lower end of the latch 4 is in contact connection with the upper end of the upper cover 8, a jack 23 is arranged on one side of the rotating handle 2, and one end of the padlock handle 3 is positioned in the jack 23.

The middle part of the rotating handle 2 is provided with an installation slot position 21, the cross section of the installation slot position 21 and the cross section of the main shaft 6 are non-circular, the cross section of the installation slot position 21 and the cross section of the main shaft 6 are D-shaped, triangular, rectangular and other asymmetric polygons, the main shaft 6 is prevented from sliding in the installation slot position 21 caused by the circular shape, so that the main shaft and the rotating handle are physically clamped and linked, the periphery of the upper end of the main shaft 6 is fixedly connected to the installation slot position 21 through a screw 5, the peripheral size of the main shaft 6 is the same as that of the installation slot position 21, the rotating handle 2 can drive the main shaft 6 to rotate together, and therefore the switching-on and switching-off of the shifting piece 7 in the switch body 1 are realized.

A plurality of buckle plates 31 are installed to 3 one ends of padlock handle, the jack 23 inner wall of twist grip 2 is equipped with a plurality of draw-in grooves 22, and a plurality of draw-in grooves 22 all are parallel to each other, the one end of every buckle plate 31 all contacts and is connected to in draw-in groove 22, use two sets of draw-in grooves 22 that are parallel to each other in the implementation, interval between two sets of draw-in grooves 22 is the displacement stroke of padlock handle 3 in jack 23, padlock handle 3 can realize one kind and push position and one kind and pull out the position, and can make position state stably keep and do not take place random removal.

The middle part of the padlock handle 3 is provided with a second through hole 33 for inserting the lock pin, and the lock pin is positioned outside the rotating handle 2.

Padlock handle 3 one end sets up mounting panel 32, and mounting panel 32 is located jack 23, and the cross section of mounting panel 32 is U type structure, and mounting panel 32 one end sets up the board hook, and 4 one ends of bolt are equipped with the slot, and the periphery of bolt 4 is located in the U type structure, board hook joint extremely in the slot prevents that bolt 4 from deviating from in the padlock handle 3.

The upper end of the upper cover 8 is provided with an annular clamping table 82, the periphery of the clamping table 82 is positioned inside the rotating handle 2, the side wall of the clamping table 82 is provided with a bayonet, the lower end of the plug pin 4 is connected into the bayonet in a contact manner, the upper cover 8 is provided with indicating marks 81 '0' and '1', the central line of the rotating handle 2 indicates that the rotating handle is in a switching-off state when in a '0' position, and the rotating handle is in a switching-on state when in a '1' position, and the rotating angle can be 90 degrees, but is not limited to 90 degrees.

When the padlock handle 3 is pushed in, the latch 4 is arranged on the inner side of the clamping platform 82 and does not interfere with the clamping platform 82, and at the moment, the handle 2 can be rotated to realize opening and closing of the switch. When the state is extracted at padlock handle 3, bolt 4 aligns with ka tai 82, mutual interference, can prevent the rotation handle 2 rotation, thereby can not make the switch divide-shut brake any more, be equipped with the second through-hole 33 that is used for the grafting lockpin on padlock handle 3 simultaneously, only second through-hole 33 can expose when padlock handle 3 extracts, the lockpin can be locked after second through-hole 33 exposes, padlock handle 3 can't push again behind the padlock lockpin, can not reclose after realizing the padlock, at separating brake and combined floodgate state, all can realize the padlock.

The installation and use process of the isolating switch operating handle comprises the following steps:

the lower end of a main shaft 6 is installed in a switch body 1 by a worker, a switch shifting sheet 7 is sleeved on the periphery of the main shaft 6, an upper cover 8 is installed at the upper end of the switch body 1, a bolt 4 is inserted into an installation plate 32, the upper end of the main shaft 6 is fixedly installed in the installation groove through a screw 5, a rotating handle 2 is screwed to drive the opening and closing of a switch, an indication mark 81 is arranged on the upper cover 8, the operating handle is rotated, and when the central line of the rotating handle 2 is aligned to 0, the switch is in the opening position; when the central line of the rotary handle 2 is aligned to '1', the switch is at the closing position, the padlock handle 3 has two position states, namely pushing in and pulling out, the buckle plate 31 and the clamping groove 22 are matched to realize the two position states of pushing in and pulling out of the padlock handle 3, and the position state can be stably kept without random movement, at the pulling out position, the upper end of the upper cover 8 is provided with an annular clamping table 82, when the padlock handle 3 is in the pushing-in state, the bolt 4 is arranged at the inner side of the arc-shaped padlock handle 3, at the moment, the rotary handle 2 can freely rotate, when the padlock handle 3 is in the pulling-out state, the bolt 4 is aligned with the clamping table, if the rotary operation handle bolt 4 interferes with the clamping table 82, the rotation of the operation handle is prevented, so that the opening and closing of the brake cannot be realized, the padlock handle 3 is provided with a second through hole 33 for inserting the bolt, only when the padlock handle 3 is pulled out, the second through hole 33 can be locked after being exposed, the padlock handle 3 can not be pushed in after the lockpin is hung, the padlock can not be closed again after the padlock is hung, and the padlock can be realized in the opening and closing states.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An isolator operating handle which characterized in that: comprises a rotating handle (2), a padlock handle (3), a bolt (4), a main shaft (6) and an upper cover (8), wherein the upper cover (8) is fixedly arranged at the upper end of a switch body (1), a first through hole is formed in the middle of the upper cover (8), the lower end of the main shaft (6) is sleeved inside the switch body (1), a shifting piece (7) is sleeved on the periphery of the main shaft (6), the shifting piece (7) is connected to the inside of the switch body (1) in a contact manner, the upper end of the main shaft (6) penetrates through the first through hole and then is arranged in the middle of the rotating handle (2) through a screw (5), and the rotating handle (2) is positioned above the upper cover (8), and the lower end of the rotating handle (2) is provided with a bolt (4), the lower end of the bolt (4) is in contact connection with the upper end of the upper cover (8), one side of the rotating handle (2) is provided with a jack (23), and one end of the padlock handle (3) is positioned in the jack (23).

2. The disconnecting switch operating handle according to claim 1, wherein: the middle part of the rotating handle (2) is provided with an installation slot position (21), the cross section of the installation slot position (21) and the cross section of the main shaft (6) are both non-circular, and the periphery of the upper end of the main shaft (6) is fixedly connected into the installation slot position (21) through a screw (5).

3. The disconnecting switch operating handle according to claim 1, wherein: a plurality of buckle plates (31) are installed at one end of the padlock handle (3), a plurality of clamping grooves (22) are formed in the inner wall of the insertion hole (23) of the rotating handle (2), and one end of each buckle plate (31) is connected into each clamping groove (22) in a contact mode.

4. A disconnector operating handle according to claim 3, characterized in that: the middle part of the padlock handle (3) is provided with a second through hole (33) for inserting the lock pin, and the lock pin is positioned outside the rotating handle (2).

5. The disconnecting switch operating handle according to claim 4, wherein: padlock handle (3) one end sets up mounting panel (32), and mounting panel (32) are located jack (23), and the cross section of mounting panel (32) is U type structure, and mounting panel (32) one end sets up the board hook, and bolt (4) one end is equipped with the slot, and the periphery of bolt (4) is located in the U type structure, board hook joint extremely in the slot.

6. The disconnecting switch operating handle according to claim 1, wherein: the upper end of the upper cover (8) is provided with an annular clamping table (82), the periphery of the clamping table (82) is located inside the rotating handle (2), the side wall of the clamping table (82) is provided with a bayonet, and the lower end of the plug pin (4) is connected to the bayonet in a contact mode.