CN213635764U - Disconnecting switch opening and closing position indicating device - Google Patents
Disconnecting switch opening and closing position indicating device Download PDFInfo
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- CN213635764U CN213635764U CN202022664260.2U CN202022664260U CN213635764U CN 213635764 U CN213635764 U CN 213635764U CN 202022664260 U CN202022664260 U CN 202022664260U CN 213635764 U CN213635764 U CN 213635764U
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- guide
- push rod
- contact
- pointer
- isolating switch
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Abstract
The utility model relates to an isolating switch opening and closing position indicating device, wherein a supporting piece is arranged outside a static contact of an isolating switch; the method is characterized in that: the device comprises a fixed plate, a guide groove, a guide block, a guide push rod, a locking bolt, a spring and a pointer; the pointer returns to the original position by pulling the guide push rod under the action of the spring, and the indication mark of the pointer indicates that the switch is not switched on; when the isolating switch is switched on, the follow-up contact gradually enters the static contact, the moving contact pushes the guide push rod, the guide push rod drives the pointer to move along the waist-shaped groove through the matching guide of the clamping groove and the guide block, and the depth of the switching-on moving contact inserted into the static contact is indicated on the pointer indication mark; by judging the insertion depth of the contact, whether the isolating switch is switched on in place or is in an over-switching state can be known, and a basis is provided for the through-flow of the isolating switch in the next step; the phenomena of large contact resistance, ablation of moving and static contacts of a product caused by incomplete closing, over closing and the like are avoided.
Description
Technical Field
The utility model relates to an isolator divide-shut brake technical field especially relates to an isolator divide-shut brake position indication device.
Background
At present, a double-column horizontal telescopic plug-in type isolating switch consists of a conducting part, an operating insulator, a post insulator, a base, a mechanism, a steel bracket and a grounding switch, wherein the conducting part consists of a movable side conducting part and a static side conducting part. The movement of the isolating switch drives the operation insulator to rotate by the operating mechanism, and further drives the electric conduction to perform telescopic movement, and the electric conduction is in contact with or separated from the static side, so that the switching-on and switching-off operations are completed. The moving contact is connected on the moving side is electrically conductive, because the quiet side is electrically conductive to have certain length, and is sheltered from by support piece along length direction, therefore the moving contact inserts the quiet side and electrically conducts the back depth of insertion invisible, and the region of contact is uncertain, easily causes the combined floodgate not in place, leads to contact resistance increase and generates heat or burns out the sound contact, or the combined floodgate is crossed the head and is leaded to the electrically conductive inside contact finger of quiet side to become invalid.
The main method for judging the insertion depth of the contact is to visually check whether the conductive arm is horizontal, and the method cannot determine the specific contact area of the moving contact and the fixed contact, particularly after the isolating switch is subjected to terminal tension, the moving contact is not in the reliable contact area of the fixed contact even if the conductive arm is horizontal due to deformation of the insulator.
In addition, a method for measuring a static contact area by ascending a height is provided, so that the method is very inconvenient to install and maintain, the ascending ladder must be used every time, time is consumed, and personal safety accidents are easily caused.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide an isolator divide-shut brake position indication device, isolator static contact on can solving general isolator is sheltered from by support piece, and it is invisible to appear that the moving contact inserts the conductive back depth of insertion of quiet side, and the region of contact is uncertain, easily causes the combined floodgate not in place, leads to the contact resistance increase and generates heat or burns out the sound contact, or the combined floodgate is first to lead to the electrically conductive inside of quiet side to touch the problem that indicates the inefficacy.
In order to solve the technical problem, the utility model adopts the technical scheme that: a disconnecting switch opening and closing position indicating device is characterized in that a supporting piece is arranged on the outer side of a static contact of an isolating switch; the innovation points are as follows: the device comprises a fixed plate, a guide groove, a guide block, a guide push rod, a locking bolt, a spring and a pointer;
bolt holes are formed in two ends of the fixing plate, and the fixing plate is connected to the supporting piece through a locking bolt; a waist-shaped groove is formed in the fixing plate along the extending direction;
the guide groove is arranged on the outer side of the fixed plate, the guide groove comprises a pair of L-shaped angle steel structures which are parallel to each other, and clamping grooves for accommodating the guide blocks to pass through are formed in two side edges of the waist-shaped groove on the fixed plate;
the guide push rod penetrates through the waist-shaped groove of the fixing plate in a direction perpendicular to the extending direction of the fixing plate; the guide block is arranged on the guide push rod, is arranged in a clamping groove formed by the guide groove and reciprocates along the extension direction of the clamping groove along with the guide push rod;
one end of the spring is connected to a locking bolt, the other end of the spring is connected to one end of the guide push rod, and one end of the guide push rod is provided with a pointer.
Furthermore, a pointer indication position mark is arranged on the supporting piece.
The utility model has the advantages that:
1) the pointer of the utility model is returned to the original position by pulling the guide push rod under the action of the spring, and the non-switch-on is displayed on the pointer indication mark; when the isolating switch is switched on, the follow-up contact gradually enters the static contact, the moving contact pushes the guide push rod, the guide push rod drives the pointer to move, and the depth of the switching-on moving contact inserted into the static contact is indicated on the pointer indication mark; by judging the insertion depth of the contact, whether the isolating switch is switched on in place or is in an over-switching state can be known, and a basis is provided for the through-flow of the isolating switch in the next step; the phenomena of large contact resistance, ablation of moving and static contacts of a product caused by incomplete closing, over closing and the like are avoided.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Fig. 1 is a structural diagram of the switch-on/off position indicating device of the isolating switch of the utility model.
Fig. 2 is an action state diagram of the switch-on/off position indicating device of the disconnecting switch of the utility model.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal", "vertical" and the like do not imply that the components are required to be absolutely horizontal or pendant, but rather may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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 in specific cases to those skilled in the art.
As shown in fig. 1 and fig. 2, in the switching-on and switching-off position indicating device of the disconnecting switch, a support member 1 is arranged outside a static contact of the disconnecting switch, and a pointer indicating position mark 11 is arranged on the support member 1; comprises a fixed plate 2, a guide groove 3, a guide block 4, a guide push rod 5, a locking bolt 6, a spring 7 and a pointer 8.
Bolt holes are formed in two ends of the fixing plate 2, and the fixing plate 2 is connected to the supporting piece 1 through a locking bolt 6; a waist-shaped groove is arranged on the fixed plate 2 along the extending direction.
The guide groove 3 is arranged on the outer side of the fixing plate 2, the guide groove 3 comprises a pair of L-shaped angle steel structures which are parallel to each other, and two side edges of a waist-shaped groove on the fixing plate 2 form a clamping groove for accommodating the guide block 4 to pass through.
The guide push rod 5 is arranged to penetrate through the waist-shaped groove of the fixing plate 2 in a direction perpendicular to the extending direction of the fixing plate 2; the guide block 4 is arranged on the guide push rod 5, and the guide block 4 is arranged in a clamping groove formed by the guide groove and moves back and forth along the extending direction of the clamping groove along with the guide push rod 5.
One end of the spring 7 is connected to a locking bolt 6, the other end of the spring 7 is connected to one end of the guide push rod 5, and one end of the guide push rod 5 is provided with a pointer 8.
The guide push rod 5 is connected with a moving contact 94 through a push block, an operation structure 9 of an isolating switch is arranged on the moving contact 94, and the operation structure comprises a conductive base 91, a lower conductive tube 92 and an upper conductive tube 93; one end of the lower conductive tube 92 is connected to the conductive base 91, and the other end of the lower conductive tube 92 is connected to the upper conductive tube 93; the other end of the upper conductive tube 93 is connected to a movable contact 94.
The utility model discloses a theory of operation is: the pointer returns to the original position by pulling the guide push rod under the action of the spring, and the indication mark of the pointer indicates that the switch is not switched on; when the isolating switch is switched on, the follow-up contact gradually enters the static contact, the moving contact pushes the guide push rod, the guide push rod drives the pointer to move along the waist-shaped groove through the matching guide of the clamping groove and the guide block, and the depth of the switching-on moving contact inserted into the static contact is indicated on the pointer indication mark; by judging the insertion depth of the contact, whether the isolating switch is switched on in place or is in an over-switching state can be known, and a basis is provided for the through-flow of the isolating switch in the next step; the phenomena of large contact resistance, ablation of moving and static contacts of a product caused by incomplete closing, over closing and the like are avoided.
It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (2)
1. A disconnecting switch opening and closing position indicating device is characterized in that a supporting piece is arranged on the outer side of a static contact of an isolating switch; the method is characterized in that: the device comprises a fixed plate, a guide groove, a guide block, a guide push rod, a locking bolt, a spring and a pointer;
bolt holes are formed in two ends of the fixing plate, and the fixing plate is connected to the supporting piece through a locking bolt; a waist-shaped groove is formed in the fixing plate along the extending direction;
the guide groove is arranged on the outer side of the fixed plate, the guide groove comprises a pair of L-shaped angle steel structures which are parallel to each other, and clamping grooves for accommodating the guide blocks to pass through are formed in two side edges of the waist-shaped groove on the fixed plate;
the guide push rod penetrates through the waist-shaped groove of the fixing plate in a direction perpendicular to the extending direction of the fixing plate; the guide block is arranged on the guide push rod, is arranged in a clamping groove formed by the guide groove and reciprocates along the extension direction of the clamping groove along with the guide push rod;
one end of the spring is connected to a locking bolt, the other end of the spring is connected to one end of the guide push rod, and one end of the guide push rod is provided with a pointer.
2. The disconnecting switch on-off position indicating device according to claim 1, wherein: and a pointer indication position mark is arranged on the supporting piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022664260.2U CN213635764U (en) | 2020-11-18 | 2020-11-18 | Disconnecting switch opening and closing position indicating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022664260.2U CN213635764U (en) | 2020-11-18 | 2020-11-18 | Disconnecting switch opening and closing position indicating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213635764U true CN213635764U (en) | 2021-07-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022664260.2U Active CN213635764U (en) | 2020-11-18 | 2020-11-18 | Disconnecting switch opening and closing position indicating device |
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| CN (1) | CN213635764U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113871245A (en) * | 2021-10-22 | 2021-12-31 | 文世彬 | Outdoor high-voltage closed isolating switch with temperature measuring, switching-on indication and power assisting functions |
-
2020
- 2020-11-18 CN CN202022664260.2U patent/CN213635764U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113871245A (en) * | 2021-10-22 | 2021-12-31 | 文世彬 | Outdoor high-voltage closed isolating switch with temperature measuring, switching-on indication and power assisting functions |
| CN113871245B (en) * | 2021-10-22 | 2024-04-19 | 文世彬 | Outdoor high-voltage closed isolating switch with closing indication and power assisting functions for temperature measurement |
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