Disconnecting switch contact position monitoring device

Abstract

The utility model discloses a disconnecting switch contact position monitoring device which comprises a bottom plate and an outer sleeve, the top of the bottom plate is fixedly provided with an insulator I, the top of the insulator I is fixedly connected with a conductive base, the conductive base is internally and rotatably provided with a conductive arm, and the outer side of one end, far away from the conductive base, of the conductive arm is fixedly provided with a movable contact piece. A second insulator is fixedly installed on the side, away from the first insulator, of the top of the bottom plate. When the movable contact piece is clamped in the static contact base, the outer side of the contact block makes contact with the outer side of the contact ring, the indicator lamp is powered on to emit light, in addition, when the movable contact piece is separated from the static contact base, the contact block is separated from the interior of the contact ring, the indicator lamp is powered off and extinguished, and therefore the position of the disconnecting switch contact is monitored. According to the utility model, the basic principle of electrical contact and disconnection is ingeniously utilized, real-time monitoring and visual display of the position of the contact of the disconnecting switch are realized, and the safety and reliability of a power system are greatly improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to isolator detection technical field, concretely is a kind of isolator contact position monitoring device. BACKGROUND

[0002] In power system, isolator plays a vital role, as a kind of indispensable electrical element, its design is ingenious and powerful. Their main task is when power system needs to be safely isolated or reconnected, accurately cut off or connect circuit. This function plays a pivotal role in the daily operation, maintenance, overhaul and fault handling process of power system.

[0003] Traditionally, the operating state of isolator is mainly monitored by artificial inspection or simple electrical signal feedback, and artificial inspection mode has great limitations, not only dependent on the judgment and experience of staff, and the inspection cycle is long, inefficient, prone to inaccurate monitoring, information lag and other problems. While the traditional electrical signal feedback can improve these problems to some extent, but its precision and response speed are still limited. SUMMARY

[0004] The utility model aims at providing a kind of isolator contact position monitoring device to solve the problems raised in the above background.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of isolator contact position monitoring device, including bottom plate and outer sleeve, the top of the bottom plate is fixedly installed with insulator one, the top of the insulator one is fixedly connected with conducting base, the inside of the conducting base is rotatably installed with conducting arm, the outside of the one end of the conducting arm away from conducting base is fixedly installed with moving contact piece, the top of the bottom plate is fixedly installed with insulator two on the side away from insulator one, the top of the insulator two is fixedly connected with static contact base, the top of the static contact base is provided with rectangular slot, the side of the bottom plate is provided with moving slot, the inside of the outer sleeve is fixedly installed with contact ring, the inside of the outer sleeve is slidably installed with moving column, the bottom of the moving column is fixedly installed with contact block, the top of the moving column is fixedly installed with hinged rod, the bottom of the outer sleeve is fixedly installed with battery, the side of the battery is fixedly installed with electricity receiving box, one end of the electricity receiving box is fixedly connected with indicating lamp.

[0006] Preferably, the position of the moving contact piece corresponds to the position of the static contact base, and the one end of the conducting arm away from the conducting base is fixedly installed with a pressing handle.

[0007] Preferably, the size of the outer contour of the battery is adapted to the size of the inner contour of the rectangular slot, and the battery is slidably installed on the inner side of the rectangular slot.

[0008] Preferably, the hinged rod is movably mounted at one end away from the moving column on the outside of the conductive arm.

[0009] Preferably, the power receiving box is slidably mounted on the inside of the moving groove.

[0010] Preferably, the outer sleeve is internally fixedly mounted with a limiting cylinder, and the limiting cylinder is fixedly mounted on the top of the contact ring.

[0011] Compared with the prior art, the beneficial effects of the utility model are that when the movable contact piece is clamped in the inside of the static contact base, the outside of the contact block is in contact with the outside of the contact ring, so that the battery supplies power to the power receiving box, the indicating lamp is powered on to emit light, and it is clearly indicated that the isolating switch contact is currently in a closed state. In addition, when the movable contact piece is separated from the static contact base, the contact block is separated from the inside of the contact ring, so that the battery stops supplying power to the power receiving box, the indicating lamp is powered off to be extinguished, and it is clearly and accurately indicated that the isolating switch contact is currently in an open state. At this time, the isolating switch contact is in an open state, so that the position of the isolating switch contact is monitored, the basic principle of electrical contact and disconnection is ingeniously utilized, real-time monitoring and intuitive display of the position of the isolating switch contact are realized, and the safety and reliability of the power system are greatly improved. BRIEF DESCRIPTION OF DRAWINGS

[0012] Figure 1 It is a three-dimensional appearance structure schematic view of the utility model.

[0013] Figure 2 It is a partial three-dimensional structure schematic view of the utility model.

[0014] Figure 3 It is a partial appearance structure schematic view of the utility model.

[0015] Figure 4 It is a partial sectional structure schematic view of the utility model.

[0016] In the drawing: 1, bottom plate; 2, insulator one; 3, insulator two; 4, static contact base; 5, conductive base; 6, moving column; 7, hinged rod; 8, conductive arm; 9, movable contact piece; 10, pressing handle; 11, outer sleeve; 12, indicating lamp; 13, battery; 14, rectangular groove; 15, moving groove; 16, power receiving box; 17, contact block; 18, contact ring; 19, limiting cylinder. DETAILED DESCRIPTION

[0017] Clearly, the described embodiments are merely a part of the embodiments of the present application, but not all the embodiments. Based on the embodiments of the present application, all the other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0018] Please refer to Figures 1-4 The utility model provides a technical scheme: a kind of isolator contact position monitoring device, including bottom plate 1 and outer sleeve 11, the top of bottom plate 1 is fixedly installed with insulator one 2, the top of insulator one 2 is fixedly connected with electrically-conductive base 5, electrically-conductive base 5 is rotatably installed with electrically-conductive arm 8, the outer side of electrically-conductive arm 8 end away from electrically-conductive base 5 is fixedly installed with moving contact piece 9, the top of bottom plate 1 side away from insulator one 2 is fixedly installed with insulator two 3, the top of insulator two 3 is fixedly connected with static contact base 4, the position of moving contact piece 9 and the position of static contact base 4 correspond, electrically-conductive arm 8 end away from electrically-conductive base 5 is fixedly installed with press lifting handle 10, the top of static contact base 4 is equipped with rectangular groove 14, the side of bottom plate 1 is equipped with moving groove 15, the inside of outer sleeve 11 is fixedly installed with contact ring 18, the inside of outer sleeve 11 is slidably installed with moving column 6, the bottom of moving column 6 is fixedly installed with contact block 17, the top of moving column 6 is fixedly installed with hinged rod 7, hinged rod 7 end away from moving column 6 is movably installed in the outer side of electrically-conductive arm 8, the bottom of outer sleeve 11 is fixedly installed with battery 13, the side of battery 13 is fixedly installed with electricity receiving box 16, one end of electricity receiving box 16 is fixedly connected with indicating lamp 12, the specification size of battery 13 external contour is compatible with the specification size of rectangular groove 14 inner contour, battery 13 is slidably installed in the inner side of rectangular groove 14, the specification size of electricity receiving box 16 external contour is compatible with the specification size of moving groove 15 inner contour, electricity receiving box 16 is slidably installed in the inner side of moving groove 15.

[0019] The working principle of the above technical scheme is: when the conductive arm 8 is pressed downward by pressing the lifting handle 10, the moving contact piece 9 is clamped in the inside of the static contact base 4, the closing of the isolating switch can be completed, at this time, the hinged rod 7 can push the moving column 6 to move downward, so that the contact block 17 moves downward, so that the contact block 17 enters the inside of the contact ring 18, and the outside of the contact block 17 is in contact with the outside of the contact ring 18, so that the battery 13 supplies power to the power box 16, so that the indicator lamp 12 is powered on to emit light, clearly indicating that the isolating switch contact is currently in the closed state, at this time, the isolating switch contact is in the closed state, in addition, when the moving contact piece 9 is separated from the static contact base 4, the conductive arm 8 is in an inclined state, thereby pulling the hinged rod 7 and the moving column 6 to move upward, so that the contact block 17 is separated from the inside of the contact ring 18, so that the battery 13 stops supplying power to the power box 16, so that the indicator lamp 12 is powered off and extinguished, clearly indicating that the isolating switch contact is currently in the open state, at this time, the isolating switch contact is in the open state, thereby realizing the monitoring of the position of the isolating switch contact, and ingeniously utilizing the basic principle of electrical contact and disconnection, realizing the real-time monitoring and intuitive display of the position of the isolating switch contact, greatly improving the safety and reliability of the power system.

[0020] In another embodiment, as shown in Figures 1-4 The inside of the outer sleeve 11 is fixedly installed with a limiting cylinder 19, and the limiting cylinder 19 is fixedly installed on the top of the contact ring 18.

[0021] When the moving column 6 drives the contact block 17 to move upward, the contact block 17 will enter the inside of the outer sleeve 11 after being separated from the contact ring 18, thereby ensuring the stability of the movement of the contact block 17.

[0022] Working principle: when the conductive arm 8 is pressed downward by pressing the lifting handle 10, the moving contact piece 9 is clamped in the inside of the static contact base 4, the closing of the isolating switch can be completed, at this time, the articulated rod 7 can push the moving column 6 to move downward, so that the contact block 17 moves downward, so that the contact block 17 enters the inside of the contact ring 18, and the outside of the contact block 17 is in contact with the outside of the contact ring 18, so that the battery 13 supplies power to the power box 16, so that the indicating lamp 12 is powered on to emit light, clearly indicating that the isolating switch contact is currently in the closed state, at this time, the isolating switch contact is in the closed state, in addition, when the moving contact piece 9 is separated from the static contact base 4, the conductive arm 8 is in an inclined state, thereby pulling the articulated rod 7 and the moving column 6 to move upward, so that the contact block 17 is separated from the inside of the contact ring 18, so that the battery 13 stops supplying power to the power box 16, so that the indicating lamp 12 is powered off and extinguished, clearly indicating that the isolating switch contact is currently in the open state, at this time, the isolating switch contact is in the open state, thereby realizing the monitoring of the position of the isolating switch contact, when the moving column 6 drives the contact block 17 to move upward, the contact block 17 will enter the inside of the outer sleeve 11 after being separated from the contact ring 18, ensuring the stability of the movement of the contact block 17.

[0023] Although the embodiments of the present application have been shown and described, it should be understood by those skilled in the art that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A device for monitoring the position of disconnecting switch contacts, comprising a base plate (1) and an outer sleeve (11), characterized in that: An insulator (2) is fixedly installed on the top of the base plate (1). A conductive base (5) is fixedly connected to the top of the insulator (2). A conductive arm (8) is rotatably installed inside the conductive base (5). A movable contact piece (9) is fixedly installed on the outer side of the conductive arm (8) away from the conductive base (5). An insulator (3) is fixedly installed on the top side of the base plate (1) away from the insulator (2). A stationary contact base (4) is fixedly connected to the top of the insulator (3). A rectangular groove (14) is opened on the top of the stationary contact base (4). A movable groove (15) is provided on one side of the base plate (1). A contact ring (18) is fixedly installed inside the outer sleeve (11). A movable column (6) is slidably installed inside the outer sleeve (11). A contact block (17) is fixedly installed at the bottom of the movable column (6). A hinge rod (7) is fixedly installed at the top of the movable column (6). A storage battery (13) is fixedly installed at the bottom of the outer sleeve (11). A junction box (16) is fixedly installed on one side of the storage battery (13). An indicator light (12) is fixedly connected to one end of the junction box (16).

2. The disconnector switch contact position monitoring device according to claim 1, characterized in that: The position of the moving contact (9) corresponds to the position of the stationary contact base (4), and a pressing handle (10) is fixedly installed at the end of the conductive arm (8) away from the conductive base (5).

3. The disconnector switch contact position monitoring device according to claim 2, characterized in that: The outer contour of the battery (13) is adapted to the inner contour of the rectangular groove (14), and the battery (13) is slidably installed on the inner side of the rectangular groove (14).

4. The disconnector switch contact position monitoring device according to claim 3, characterized in that: The end of the hinge rod (7) away from the movable column (6) is movably mounted on the outside of the conductive arm (8).

5. The disconnector switch contact position monitoring device according to claim 4, characterized in that: The outer contour of the junction box (16) is adapted to the inner contour of the moving groove (15), and the junction box (16) is slidably installed on the inner side of the moving groove (15).

6. The disconnector switch contact position monitoring device according to claim 5, characterized in that: A limiting sleeve (19) is fixedly installed inside the outer sleeve (11), and the limiting sleeve (19) is fixedly installed on the top of the contact ring (18).

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