CN218469821U - Hard clamp plate position state detection device - Google Patents

Abstract

The utility model discloses a hard clamp plate position state detection device, through the detection casing that is provided with the draw-in groove, direct clamp is on waiting to detect two terminals that hard clamp plate connects, two conductive contacts with wait to detect two terminals that hard clamp plate connects and contact respectively, form the return circuit with voltage detector, detect the switch and connect in voltage detector, as voltage detector's starting switch, rely on voltage detector and the detection switch and the sensor switch that the cooperation set up that set up in the detection casing, can accurately detect hard clamp plate position state, the testing result is accurate, the problem of having avoided artificial detection to omit or misclassify, the work of clamp plate state is periodically checked to clamp plate monitoring personnel has effectively been alleviateed, work efficiency has been promoted and has been guaranteed transformer substation's electrical equipment's operational reliability, the tip of electrically conductive contact point sets up to the arc, avoid terminal surface oxidation or have impurity and influence the detection precision.

Description

Hard clamp plate position state detection device

Technical Field

The utility model belongs to electric wire netting clamp plate state detection area, concretely relates to hard clamp plate position state detection device.

Background

The smart power grid is developed to present, the automation level of a transformer substation greatly improves the operation efficiency and safety of the power grid. The hard pressing plate operated as the secondary equipment is a hub for connecting a distribution network protection and automation device with the outside, so that the switching state of the hard pressing plate must be correct, and the hard pressing plate is also a breakpoint artificially manufactured in a protection and tripping loop, and the breakpoint directly influences the protection function and whether an action outlet can normally play a role, thereby providing guarantee for overhaul and electric power safety. The pressing plate is used for putting in or withdrawing from the corresponding protection function, and the pressing plate management of the relay protection device needs three aspects of protection management designated personnel, protection testing personnel and operation personnel to be jointly responsible. From the point of view of the protection function, it is the last barrier to protect the trip. Especially, the information of the hard pressing plate can not be collected in a centralized way, and the pressing plate information is checked, and the manual periodic checking is mainly used at present. When the state of the hard pressing plate changes during the operation of the intelligent power grid, the relay protection device fails to operate, malfunctions, and the accident range is inevitably expanded, so that the safe and reliable operation of the power equipment is seriously influenced. The online monitoring device for the pressing plate is established, the centralized collection of the state information of the hard pressing plate is realized, and the online monitoring device is required for lightening the periodic checking of the pressing plate information by power personnel and mastering the working state of the pressing plate in real time, particularly for monitoring the state of an outlet pressing plate.

At present, three modes for checking the state of a pressing plate in an electric power system are provided: the method is a method for checking the mapping comparison manually at regular intervals, which certainly does not get rid of human factors, and the number of the pressing plates is large, the arrangement modes are inconsistent, the switch states are inconsistent, and the wrong judgment easily cause great uncertainty to the safety of the power system; in the second mode, a magnetic-sensing horizontal detection sensor is added on each pressing plate, and then data are output to a background through 485, so that the panel of the pressing plate needs to be replaced, the workload is large, and power failure is needed; and the third mode is an image processing mode, which is limited by conditions such as light, focal length and the like.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a hard clamp plate position status detection device to it is big by the human factor to overcome current hard clamp plate position status detection, detects the problem that the precision is low.

The utility model provides a hard clamp plate position state detection device, is including detecting the casing, and one side of detecting the casing is provided with two draw-in grooves, is provided with the detection switch in the detection casing, rotates on the detection casing and is provided with sensor switch, and sensor switch's bottom can with detect switch upper end contact, detects switch connection voltage detector, sets up a conductive contact point in two draw-in grooves of detection casing respectively, and two conductive contact points are connected in voltage detector, and voltage detector is used for detecting the voltage between two conductive contact points.

Preferably, the card slot on the detection shell is of an open structure.

Preferably, the detection device further comprises a support plate, wherein the support plate is fixed between the two binding posts and is positioned at the bottom of the detection shell 1.

Preferably, a buckle is arranged on a clamping groove of the detection shell.

Preferably, a groove is formed in the clamping groove of the detection shell, a pressure spring is arranged in the groove, the conductive contact point is arranged in the groove in the clamping groove, and one end of the conductive contact point is in contact with the pressure spring.

Preferably, the end of the conductive contact is of an arcuate configuration.

Preferably, the power supply module is arranged in the voltage detector, and the voltage detector is further connected with the wireless transmission module.

Preferably, the voltage detector is connected to the remote control center through a wireless transmission module.

Preferably, the voltage detector is of Type A3-9V 39999mAh.

Compared with the prior art, the utility model discloses following profitable technological effect has:

the utility model relates to a hard clamp plate position state detection device, through the detection casing that is provided with the draw-in groove, direct clamp is on waiting to detect two terminals that hard clamp plate is connected, two conductive contacts with wait to detect two terminals that hard clamp plate is connected and contact respectively, form the return circuit with voltage detector, detect the switch and connect in voltage detector, as voltage detector's starting switch, rely on voltage detector and the detection switch and the sensor switch that the cooperation set up that set up in the detection casing, can accurately detect hard clamp plate position state, the testing result is accurate, the problem of having avoided artificial detection to omit or misclassify, the work of clamp plate state is checked to clamp plate monitoring personnel periodicity has effectively been alleviateed, work efficiency has been promoted and has been guaranteed electrical equipment of transformer substation's operational reliability.

Preferably, the end part of the conductive contact point is arranged to be arc-shaped, so that the influence of oxidation or impurities on the surface of the wiring terminal on the detection precision is avoided.

Drawings

Fig. 1 is a front view of the detecting device in the embodiment of the present invention.

Fig. 2 is a side view of the structure of the detecting device in the embodiment of the present invention.

Fig. 3 is a top view of the detecting device in the embodiment of the present invention.

Fig. 4 is a schematic view of the detecting shell structure in the embodiment of the present invention.

In the figure, 1, a detection shell; 2. a card slot; 3. a binding post; 4. a detection switch; 5. a pressure spring; 6. a sensor switch; 7. a conductive contact point; 8. a press plate switch; 9. a support plate; 10. a voltage detector; 11. and a power supply module.

Detailed Description

In order to make the technical solution of the present invention better understood, the technical solution of 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 only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall fall within the protection scope of the present invention.

As shown in fig. 1 and 2, the present invention relates to a hard pressing plate position state detection device, which comprises a detection casing 1, wherein one side of the detection casing 1 is provided with two clamping grooves 2 for clamping two binding posts 3 connected to a hard pressing plate to be detected, a detection switch 4 is arranged in the detection casing 1, a sensor switch 6 is rotatably arranged on the detection casing 1, the bottom of the sensor switch 6 can be contacted with the upper end of the detection switch 4, the detection switch 4 is connected with a voltage detector 10, two conductive contact points 7 are respectively arranged in the two clamping grooves 2 of the detection casing 1, the two conductive contact points 7 are connected to the voltage detector 10, and the voltage detector 10 is used for detecting the voltage between the two conductive contact points 7; the application is that the direct clamp of device is on waiting to detect two terminals 3 that hard clamp plate is connected, two conductive contact 7 and two terminals 3 that wait to detect hard clamp plate and connect contact respectively, form the return circuit with voltage detector 10, detect switch 4 and connect in voltage detector 10, as voltage detector 10's starting switch, detect switch 4 is controlled by sensor switch 6, when detecting 1 clamp of casing on waiting to detect two terminals 3 that hard clamp plate is connected, sensor switch 6 is located the 8 below of clamp plate switch of normally closed, and to the last clamp plate switch 8 of reserve hard clamp plate device, it is in the off-state usually, keep away from sensor switch 6 promptly, sensor switch 6 is not extruded by clamp plate switch 8, detect switch 4 this moment and do not detect.

As shown in fig. 3, the card slot 2 on the detection housing 1 is of an open structure, and the card slot 2 on the detection housing 1 has elasticity and can be clamped on the terminal 3; also can adopt buckle structure, the purpose is with detecting on casing 1 stable mounting waits to detect terminal 3 of hard clamp plate.

As shown in fig. 4, a groove is formed in the clamping groove 2 of the detection shell 1, a pressure spring 5 is arranged in the groove, a conductive contact point 7 is arranged in the groove in the clamping groove 2, one end of the conductive contact point 7 is in contact with the pressure spring 5, the pressure spring 5 is utilized to provide supporting force for the conductive contact point 7, the conductive contact point 7 is ensured to be in stable contact with the binding posts, and a power supply between the two binding posts 3 can be accurately detected.

Preferably, the end of the conductive contact point 7 can be arc-shaped, and has a constant radian with the surface of the binding post 3, so that the contact surface is improved, and the influence on the detection precision caused by the oxidation of the surface of the binding post 3 or impurities is avoided.

When detecting 1 clamp of casing in order to guarantee to detect on waiting to detect two terminals 3 that hard clamp plate connects, sensor switch 6 can accurately detect sensor switch 6 and be in closed position or open position, and when clamp plate switch 8 was in the merge state, sensor switch 6 received 8 pressures on the clamp plate switch, made detection switch 4 be in the closed state, and voltage detection appearance 10 can in time detect voltage this moment. The pressing plate switch 8 is closed, and the voltage detector 10 detects that the voltage between the two binding posts 3 is zero, which indicates that the pressing plate switch 8 is well closed, and if the voltage detector 10 detects that the voltage between the two binding posts 3 is greater than zero, which indicates that the two binding posts 3 are not connected through the pressing plate switch 2, otherwise, the pressing plate switch 8 is in the off position.

The voltage detector 10 model of the application is Type A3-9V 39999mAh or Type C4-24V 9999mAh, and can be integrated in the detection shell 1 in a miniaturized mode.

Still include backup pad 9, backup pad 9 is fixed in between two terminals 3, and backup pad 9 is located and detects casing 1 bottom for support detects casing 1, ensures the stability of its installation.

Still including setting up power module 11 in voltage detector 10 for provide the power consumption, voltage detector 10 still is connected with wireless transmission module, is used for the voltage information transmission who obtains to remote control center, and the collection and the show of all hard clamp plate position state information of remote control center integration, and the detection device of installation all can number on every hard clamp plate, can match according to the clamp plate state of every hard clamp plate.

This application relies on the voltage detector 10 that sets up in the detection casing 1 and the detection switch 4 that the cooperation set up, can accurate detection hard clamp plate position state, and the testing result is accurate, has avoided the problem of artificial detection omission or misclassification, has effectively alleviateed the work that clamp plate monitoring personnel periodically checked the clamp plate state, has promoted work efficiency and has guaranteed the operational reliability of electrical equipment of transformer substation.

The remote transmission of the detection data is realized through the wireless transmission module, the direct acquisition and judgment of information can be carried out through a remote control center, and the automatic monitoring of the state of the pressing plate can be further realized.

This application utilizes sensor switch 6 to detect the preliminary position of clamp plate switch 8, can directly judge whether this clamp plate switch 8 is not reserve clamp plate, and is simple and convenient, can realize dual detection.

Claims (9)

1. The utility model provides a hard clamp plate position state detection device, a serial communication port, including detecting casing (1), one side that detects casing (1) is provided with two draw-in grooves (2), be provided with in detecting casing (1) and detect switch (4), it is provided with sensor switch (6) to rotate on detecting casing (1), the bottom of sensor switch (6) can with detect switch (4) upper end contact, detect switch (4) connection voltage detection appearance (10), set up a conductive contact point (7) in two draw-in grooves (2) of detecting casing (1) respectively, two conductive contact points (7) are connected in voltage detection appearance (10), voltage detection appearance (10) are used for detecting the voltage between two conductive contact points (7).

2. A hard platen position/state detecting device according to claim 1, wherein the slot (2) of the detecting housing (1) is open.

3. A hard platen position/state detecting device according to claim 1, further comprising a supporting plate (9), wherein the supporting plate (9) is fixed between the two terminals (3), and the supporting plate (9) is located at the bottom of the detecting case (1).

4. The hard platen position and state detecting device according to claim 1, wherein a snap is provided on the slot (2) of the detecting housing (1).

5. The hard pressing plate position state detection device according to claim 1, wherein a groove is formed in the clamping groove (2) of the detection shell (1), a pressing spring (5) is arranged in the groove, the conductive contact point (7) is arranged in the groove in the clamping groove (2), and one end of the conductive contact point (7) is in contact with the pressing spring (5).

6. A hard platen position status detecting device according to claim 5, wherein the end of the conductive contact point (7) has an arc-shaped configuration.

7. The hard platen position and state detecting device according to claim 1, further comprising a power module (11) disposed in the voltage detector (10), wherein the voltage detector (10) is further connected to a wireless transmission module.

8. A hard platen position status detecting device according to claim 7, wherein the voltage detector (10) is connected to a remote control center through a wireless transmission module.

9. A hard platen position status detecting device according to claim 7, characterized in that the voltage detector (10) is of Type A3-9V 39999mAh.

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