CN210155269U - Point switch equipment relay time sequence fault detection device - Google Patents

Abstract

The utility model relates to a goat equipment relay chronogenesis fault detection device, including MSS machine of standing, MSS rack, switch action collector and relay node information collection station, MSS machine of standing pass through the MSS rack and be connected with switch action collector and relay node information collection station respectively. Compared with the prior art, the utility model has the advantages of emergent processing ability when improving goat equipment trouble.

Description

Point switch equipment relay time sequence fault detection device

Technical Field

The utility model relates to an urban rail transit goat equipment detection technique especially relates to a goat equipment relay chronogenesis fault detection device.

Background

A switch machine is a device that allows a train to be transferred from one set of tracks to another. At present, the turnout switch machine equipment with the highest failure rate in the operation of urban rail transit lines draws attention of maintenance companies, and the failure and the overhaul of the turnout switch machine equipment directly influence the right point rate of trains and the occurrence of safety accidents. Along with the rapid development of urban rail transit, the operation shift is more and more intensive, and higher requirements are put forward on the reliability and maintainability of subway signal equipment.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a goat equipment relay chronogenesis fault detection device in order to overcome the defect that above-mentioned prior art exists.

The purpose of the utility model can be realized through the following technical scheme:

a switch machine equipment relay time sequence fault detection device comprises an MSS station machine, an MSS cabinet, a turnout action collector and a relay node information collector, wherein the MSS station machine is respectively connected with the turnout action collector and the relay node information collector through the MSS cabinet.

Preferably, the MSS station machine specifically includes a fault location analysis circuit, a dynamic circuit diagram display circuit, and a key relay change timing diagram display circuit.

Preferably, the fault location analysis circuit comprises a relay 1DQJ excitation circuit fault location analysis circuit, a relay 1DQJF excitation circuit fault location analysis circuit, a relay 2DQJ excitation circuit fault location analysis circuit, a relay BHJ excitation circuit fault location analysis circuit, a 1DQJ self-closing circuit fault location analysis circuit, a common circuit relay ZBHJ excitation circuit fault location analysis circuit, and a relay QDJ circuit fault location analysis circuit.

Preferably, the relay 1DQJ excitation circuit fault location analysis circuit includes a DCDQJ state collector and a DCJ or FCJ state collector, where the DCDQJ state collector and the DCJ or FCJ state collector are all multimeters.

Preferably, the relay 1DQJF excitation circuit fault location analysis circuit comprises a 1DQJ31-32 contact state collector and a 1DQJF1-4 contact state collector.

Preferably, the excitation circuit fault location analysis circuit of the relay 2DQJ comprises a common part state collector of a 1DQJ excitation circuit and a 2DQJ switching circuit.

Preferably, the fault location analysis circuit of the relay BHJ excitation circuit comprises a DBQ1-2 coil state collector and a BHJ1-4 coil state collector.

Preferably, the 1DQJ self-closing circuit fault location analysis circuit comprises a QDJ11-12, BHJ31-32 and 1DQJ1-2 contact state collector in a 1DQJ self-closing circuit.

Preferably, the fault location analysis circuit of the common circuit relay ZBHJ excitation circuit comprises a state collector of each relay contact and each wiring terminal in the ZBHJ excitation circuit.

Preferably, the relay QDJ circuit fault location analysis circuit comprises a QDJ state collector.

Compared with the prior art, the utility model has the advantages of it is following:

1. according to the monitoring of the action time sequence of the relay, when a certain relay does not normally act, the fault is diagnosed and positioned, and an alarm is generated;

2. and the functions of early warning and fault diagnosis of turnout faults are realized by combining other electrical characteristic parameters acquired by the MSS system, such as turnout indication voltage, turnout action power curve and current curve. For example, when the single-throw switch is switched, 1DQJ is not excited, 1DQJ is not dropped for a long time, 2DQJ is not switched, and the switch failure is shown: and fixed (inverse) indicates a loop fault, etc.

3. The electronic drawing of the key signal equipment is realized, the function of dynamically highlighting the fault position of the equipment on the electronic drawing of the equipment is realized, and maintenance personnel are guided to quickly position and process the fault.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic diagram of the present invention for analyzing the failure range or failure point;

FIG. 3 is a system dynamic circuit diagram of the present invention;

fig. 4 is a timing diagram of the change of the key relay of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, not all, of the embodiments of the present invention. Based on the embodiments in 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, the switch machine equipment relay timing fault detection device includes an MSS station machine, an MSS cabinet, a switch action collector and a relay node information collector, wherein the MSS station machine is connected with the switch action collector and the relay node information collector through the MSS cabinet respectively;

the switch action collector collects switch action information and sends the switch action information to the MSS station machine through the MSS cabinet, the relay node information collector collects relay node change information in the switch machine equipment and sends the relay node change information to the MSS station machine through the MSS cabinet, the MSS station machine analyzes whether a relay has a fault, and if the relay node change information exists, a fault range or a fault point is displayed through a dynamic circuit diagram.

The specific analysis process of the MSS station machine is as follows:

(1) fault location

By adding the acquisition points, the intelligent monitoring analyzes the fault range or fault point according to the acquisition of the turnout action time, the action power, the action curve and the representation voltage and the relay contact points of each stage of the turnout control circuit, the action circuit and the protection circuit, as shown in figure 2.

The failure point analysis logic is as follows:

1)1DQJ excitation circuit failure

The analysis logic: checking the states of DCDQJ and DCJ (FCJ) in a turnout time sequence, and if the relay falls down, checking whether faults exist in related coils or related joints in a circuit of the DCDQJ and DCJ (FCJ) relay by using related instruments such as a universal meter according to a turnout driving circuit diagram; if the relays are normally sucked up and the fault of the interlocking driving circuit can be eliminated, the DCDQJ21-22 is checked by utilizing a positive checking method or a negative checking method according to the 1DQJ excitation circuit; 1DQJ3-4.FCJ 21-22; 2DQJ 141-141 (fixed-inverted rotation) or DCDQJ 21-22; 1DQJ 3-4; DCJ 21-22; 2DQJ141-143 (reverse-orientation rotation) contacts are tested in sequence for finding the cause of the fault.

2)1DQJF excitation circuit failure

The analysis logic: the 1DQJF1-4 in the 1DQJF excitation circuit can be checked by a positive checking method or a negative checking method; 1DQJ31-32 contact and relevant terminals in the circuit are checked to judge the fault reason. 1DQJ31-32 is firstly checked, if 1DQJ has a fault, the relay is recommended to be replaced preferentially, if the fault is recovered, the fault of 1DQJ31-32 contact points can be basically judged, and if the fault is not recovered, the reason is gradually searched according to a 1DQJF exciting circuit.

3)2DQJ failure of the exciter circuit

The analysis logic: excluding the common part (DCJ or FCJ and related contacts) of the 1DQJ excitation circuit and the 2DQJ pole-switching circuit, the other part in the circuit can utilize positive checking and negative checking or negative checking and positive checking to check 1DQJF41-42 (fixed-inverse rotation), 2DQJ2-1 contacts (fixed-inverse rotation) or 2DQJ3-4 (inverse-fixed rotation), 1DQJF31-32 (inverse-fixed rotation) in the 2DQJ pole-switching circuit and related terminals in the circuit to judge the fault cause. If the time is urgent, 2DQJ can be preferentially checked, if the fault is determined to be 2DQJ, the relay is recommended to be replaced preferentially, two trips are operated, if the fault is recovered, the fault of the 2DQJ2-1 contact can be basically judged, if the fault is not recovered, the reason is gradually searched according to a 2DQJ switching circuit.

4) BHJ excitation circuit fault

The analysis logic: if the fault phenomenon occurs, the DBQ1-2 and the BHJ1-4 coils in the BHJ excitation circuit can be tested, checked and judged according to a positive checking method or a negative checking method.

5)1DQJ self-closing circuit fault

The analysis logic: when the fault is judged, the possibility that the QDJ state eliminates the fault of the QDJ excitation circuit is firstly determined, and 1-1 DQJ31-32 directly influences the excitation circuit of 1DQJF if the fault occurs, so that the fault phenomenon is obviously inconsistent and can be eliminated. Therefore, if the fault phenomenon occurs, the QDJ11-12 in the 1DQJ self-closing circuit can be checked by a positive checking method or a negative checking method; BHJ 31-32; 1DQJ1-2 testing and checking to judge the failure reason.

6) Fault of common circuit ZBHJ excitation circuit

The analysis logic: and checking each relay contact and each wiring terminal in the ZBHJ excitation circuit by a positive checking method or a negative checking method.

7) QDJ circuit fault

The analysis logic: and checking the QDJ state, if the QDJ falls down in the normal state, judging that the excitation circuit in the normal state of the QDJ has a fault, and if the QDJ falls down and is sucked up in the turnout conversion process, confirming that the discharge circuit of the capacitor-resistor box has a fault.

(2) Dynamic circuit diagram display

And (3) locating the fault range or fault point according to (1). The fault range is highlighted by a red line in the system dynamic circuit diagram interface. Meanwhile, the dynamic circuit drawing supports the playback function of the time periods before and after the fault, and the state change of each acquisition point when the fault occurs can be reproduced according to the playback content, as shown in fig. 3.

(3) Key relay change timing diagram display

The accurate monitoring of the key relay action time sequence of the turnout is realized, and the turnout operation command, the relay action sequence and the turnout curve generation process can be checked through the time sequence chart, as shown in figure 4.

The utility model discloses can be according to real time monitoring's relay dynamic change information, automated inspection goat equipment circuit action chronogenesis is unusual, combines interlock's drive and recovery relay information, realizes the uniformity inspection and the analysis function of drive and recovery. When equipment fails or fault hidden danger exists, fault prompt or early warning prompt is given in time. And simultaneously gives out maintenance suggestions, fault reasons and fault disposal schemes.

The utility model discloses aim at sending back the operation of synthesizing fortune dimension system, guide the scene to deal with the potential safety hazard of goat equipment, reduce equipment trouble. And diagnosing the fault of the field signal equipment, giving a fault range and a processing flow, and compressing fault time. The emergency handling capacity of the switch machine equipment during failure is improved.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily think of various equivalent modifications or replacements within the technical scope of the present invention, and these modifications or replacements should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims (10)

1. A point switch equipment relay time sequence fault detection device is characterized by comprising an MSS station machine, an MSS cabinet, a turnout action collector and a relay node information collector, wherein the MSS station machine is respectively connected with the turnout action collector and the relay node information collector through the MSS cabinet.

2. The switch machine equipment relay timing failure detection device of claim 1, wherein the MSS station machine specifically comprises a failure localization analysis circuit, a dynamic circuit diagram display circuit and a key relay variation timing diagram display circuit.

3. The switch machine equipment relay timing fault detection device of claim 2, wherein the fault location analysis circuit comprises a relay 1DQJ excitation circuit fault location analysis circuit, a relay 1DQJF excitation circuit fault location analysis circuit, a relay 2DQJ excitation circuit fault location analysis circuit, a relay BHJ excitation circuit fault location analysis circuit, a 1DQJ self-closing circuit fault location analysis circuit, a common circuit relay ZBHJ excitation circuit fault location analysis circuit, a relay QDJ circuit fault location analysis circuit.

4. The switch machine equipment relay timing fault detection device of claim 3, wherein the relay 1DQJ excitation circuit fault location analysis circuit comprises a DCDQJ state collector and a DCJ or FCJ state collector, wherein the DCDQJ state collector and the DCJ or FCJ state collector are all multimeters.

5. The switch machine relay timing fault detection device of claim 3, wherein the relay 1DQJF excitation circuit fault location analysis circuit comprises 1DQJ31-32 contact state collector and 1DQJF1-4 contact state collector.

6. A switch machine relay timing fault detection device as claimed in claim 3, wherein said relay 2DQJ exciter circuit fault location analysis circuit includes a common part state collector for 1DQJ exciter circuit and 2DQJ pole switching circuit.

7. The switch machine relay timing fault detection device of claim 3, wherein the relay BHJ excitation circuit fault location analysis circuit comprises a DBQ1-2 coil state collector and a BHJ1-4 coil state collector.

8. The switch machine relay timing fault detection device of claim 3, wherein the 1DQJ self-closing circuit fault location analysis circuit comprises a QDJ11-12, BHJ31-32, and 1DQJ1-2 contact state collector in a 1DQJ self-closing circuit.

9. The switch machine equipment relay timing fault detection device of claim 3, wherein the common circuit relay ZBHJ excitation circuit fault location analysis circuit comprises relay contacts and terminal status collectors in the ZBHJ excitation circuit.

10. The switch machine relay timing fault detection device of claim 3, wherein the relay QDJ circuit fault location analysis circuit comprises a QDJ state collector.

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