Electrical endurance monitoring device externally arranged on railway signal relay

Abstract

The utility model relates to an electrical life monitoring device externally arranged on a railway signal relay. The electrical life monitoring device is characterized by comprising a sensor unit, a monitoring counting unit (11), a U-shaped bracket clamping groove (10), a belt monitoring relay, a clamping bracket mechanism and a power supply mechanism, the sensor unit and the monitoring counting unit (11) are clamped on the relay outer cover (2) by the clamping bracket mechanism; the sensor unit, the monitoring counting unit (11) and the monitoring relay are maintained to work by a direct-current 12V power supply provided by a power supply mechanism; the electrical service life monitoring device externally arranged on the railway signal relay can monitor the electrical service life of the relay in real time, provides reliable data support for use, maintenance and overdue service of the relay, provides effective objective facts for analyzing the fault problem of the relay, and is used for quantifying the electrical service life of the relay. And potential safety hazards caused by over-life use are avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to a kind of equipment for monitoring the electrical life of railway signal relay, especially a kind of electrical life monitoring device outside railway signal relay, it can be installed in the outside of railway signal relay and can judge the lifting and falling of relay when its working or testing, so that the electrical life of relay is monitored and counted in real time, realizes the management of railway signal relay from age limit to electrical life management, more accurately grasps equipment usage state, and formulates scientific and feasible maintenance scheme. BACKGROUND

[0002] At present, railway signal relay is roughly divided into overhaul, round repair and fault repair according to different models, except fault repair, the maintenance and replacement of relay are all divided by age, but the same age relay may have different storage states in different lines, different stations and different cabinets, such as the same ten-year-old relay is overhauled, more than 1 million times have been operated in busy line, but only 100,000 times have been operated in remote leisure line, different maintenance strategies should be taken for the relays in two different use states, even the former is scrapped in advance, and the latter can continue to be used, but according to the current cabinet and computer interlocking monitoring, there is no complete system and circuit that can truly reflect the operation times of relay equipment. INVENTION CONTENTS

[0003] The utility model aims at providing a kind of electrical life monitoring device outside railway signal relay, which can monitor the electrical life of relay in real time, and provide reliable data support for its use, maintenance and overage service, and also provide effective objective facts for analyzing relay failure problems, to quantify the electrical life of relay and avoid safety hazards caused by overage use.

[0004] The technical scheme of the utility model is: a kind of electrical life monitoring device outside railway signal relay, characterized by: including sensor unit, monitoring counting unit, U-shaped support slot, monitored relay, clamping support mechanism and power supply mechanism;The sensor unit and monitoring counting unit are clamped on the relay cover by clamping support mechanism;Sensor unit, monitoring counting unit and monitored relay are maintained by power supply mechanism to provide DC 12V power supply;Sensor unit is attached to both sides of monitored relay cover respectively, and the transmission light of sensor is below the armature stop piece of monitored relay, and the transmission light of sensor will penetrate the relay cover and pass through the stop piece after power supply.

[0005] The left and right ends of the upper end of the U-shaped bracket clamping groove are respectively fixed with a sensor transmitter and a sensor receiving amplifier, and a monitoring counting unit is fixed at the bottom of the U-shaped bracket clamping groove, and the sensor transmitter and the sensor receiving amplifier are respectively electrically connected with the monitoring counting unit through an electrical interface; the relay is placed on the U-shaped opening of the U-shaped bracket clamping groove, the U-shaped bracket clamping groove can be clamped with the relay cover in the form of adhesive force or friction force, and corresponding position grooves of the sensor transmitter and the sensor receiving amplifier are reserved, thereby forming a relative position fixing structure; the U-shaped bracket clamping groove (a lead hole and a monitoring counting unit buckle can be reserved at the lower rib position, and the buckle supports and fixes the unit.

[0006] The sensor transmitter and the sensor receiving amplifier are fixed on the relay cover, and the position of the emitted light of the sensor transmitter is located at the space when the armature assembly and the stop piece are released, and the position corresponds to the position of the sensor receiving amplifier.

[0007] The utility model discloses the advantages are as follows: can monitor the service life of relay with actual relay action without changing the appearance of relay and function and the circuit of electrical combination cabinet, and the method is more in line with the definition of electrical life of relay of iron standard and has high test accuracy, can also monitor in the relay working state (such as debugging circuit or detection maintenance), and has replaceability, and has very effective help to the whole life monitoring of relay.

[0008] The utility model will be further described in connection with the embodiment drawing. DRAWINGS

[0009] Figure 1 It is the main assembly front view when the equipment is installed on the relay;

[0010] Figure 2 It is the schematic diagram of the sensor unit light position;

[0011] Figure 3 It is the schematic diagram of the sensor fixed position;

[0012] Figure 4 It is the structure schematic diagram of the whole external type electrical life monitoring equipment;

[0013] Figure 5A It is the state schematic diagram of the railway signal relay armature and stop piece falling detected by the utility model;

[0014] Figure 5B It is the state schematic diagram of the railway signal relay armature and stop piece suction detected by the utility model;

[0015] In the figure: 1, relay body; 2, relay cover; 3, armature assembly; 4, magnetic circuit assembly; 5, contact group; 6, stop piece; 7, core; 8, sensor transmitter; 9, sensor receiving amplifier; 10, U-shaped support clamping groove; 11, monitoring counting unit; 12, power supply mechanism; 13, empty space; 14, lead hole; 15, buckle. DETAILED DESCRIPTION

[0016] In order to further illustrate the technical means adopted to achieve the predetermined purpose of the application, the specific implementation, structural features and effects of the present application are described in detail below in combination with the drawings and examples.

[0017] As shown in Figure 1 , Figure 2 , Figure 3 , the present application relates to an external electrical life monitoring device of a railway signal relay, comprising: a sensor unit, a monitoring counting unit 11, a clamping support mechanism and a power supply mechanism, the sensor unit is attached to the fixed position of the relay 1 with monitoring, the specific position is the two sides of the relay cover 2, the sensor transmits light below the armature stop piece 6, after power supply, the transmitting light of the sensor penetrates the relay cover 2 and passes through the stop piece 6 (when the relay falls), when the relay starts to work due to electromagnetic force, the armature and the stop piece 6 will be attached to the core 7, at this time, the transmitting light at this position will be blocked, the sensor will convey the "off" signal to the monitoring counting unit 11, the monitoring counting unit 11 will count the action plus 1; when the relay falls, the armature and the stop piece 6 will return to the falling state, at this time, the transmitting light is reconnected, the sensor will convey the "on" signal to the monitoring counting unit 11, the monitoring counting unit 11 will also count the action plus 1, and the process is repeated, each time the transmitting light is blocked or connected when the armature is completely lifted or falls, the electrical signal is conveyed to the counting unit 11 to make it count plus 1, which is used as the electrical life of the relay; the sensor unit and the monitoring counting unit 11 are clamped on the relay cover 2 by the clamping support mechanism, so that the two units will not be displaced and deflected during work, which affects the accuracy; the two units are provided with direct current 12V power supply by the power supply mechanism 12 to maintain work.

[0018] As shown in Figure 2 , Figure 3 , the whole external relay electrical life monitoring device includes a sensor transmitter 8, a sensor receiving amplifier 9, a U-shaped support clamping groove 10 and a monitoring counting unit 11, and the overall appearance composition and morphology of the device are shown in the figure. The sensor transmitter 8 and the sensor receiving amplifier 9 are respectively fixed on the left and right of the upper end of the U-shaped support clamping groove 10, and the monitoring counting unit 11 is fixed at the bottom of the U-shaped support clamping groove 10. The sensor transmitter 8 and the sensor receiving amplifier 9 are electrically connected with the monitoring counting unit 11 through the electrical interface. The relay is placed on the U-shaped port of the U-shaped support clamping groove 10.

[0019] As Figure 1 , Figure 2 shown, U-shaped bracket card slot 10 can be clamped with the relay cover 2 in the form of adhesive force or friction, and leave the corresponding position slot of sensor transmitter 8, sensor receiver amplifier 9, forming a relative position fixed structure; U-shaped bracket card slot 10 can be reserved in the lower rib position lead hole 14 and monitoring counting unit 11 buckle 15, buckle 15 will be supported and fixed.

[0020] As Figure 3 and Figure 4 shown, in order to make the sensor transmitter 8, sensor receiver amplifier 9 on the light fixed in the expected position, the need to fix the position of the sensor transmitter 8 and sensor receiver amplifier 9 in the relay cover 2 diagram position, sensor transmitter 8 and sensor receiver amplifier 9 on the light can penetrate the air gap of armature assembly 3 and core 7.

[0021] Sensor transmitter 8 emits on the light position located in the air gap 13 of the armature assembly 3 and stop piece 6 release, corresponding to the position of sensor receiver amplifier 9.

[0022] As Figure 5A and Figure 5B shown, respectively, is the schematic diagram of the relay in the state of suction and fall, you can see the relay body 1 in the working position, suction state Figure 5A , armature assembly 3 due to coil generated magnetic field makes the magnetic circuit assembly 4 produces electromagnetic force is attracted, armature assembly 3 and stop piece 6 on the core 7, the armature assembly 3 driven contact group 5 forward movement, all the front contact switch, this is when working; fall state Figure 5B , due to the disappearance of electromagnetic force, armature assembly 3 and stop piece 6 due to gravity and core 7 separation form air gap 13, the armature assembly 3 driven contact group 5 pull back movement, all the back contact switch, this is when release.

[0023] The above is a detailed description of the present application in conjunction with the specific embodiments, can not be determined that the specific implementation of the present application is limited to these descriptions. For the skilled in the art to which the present application belongs, without departing from the concept of the present application, can make a number of simple deduction or replacement, any monitoring relay action mechanism to measure the concept or method of relay electrical life should be regarded as belonging to the protection scope of the present application.

Claims

1. An electrical life monitoring device for external attachment to a railway signal relay, characterised in that: Include: Sensor unit, monitoring counting unit (11), U-shaped bracket card slot (10), with monitoring relay, clamping support mechanism and power supply mechanism; The sensor unit and monitoring counting unit (11) are clamped on the relay cover (2) by the clamping support mechanism; Sensor unit, monitoring counting unit (11), with monitoring relay is provided by power supply mechanism 12V DC power supply to maintain work; The sensor unit is attached on both sides of the relay cover (2) with monitoring, and the sensor transmission light is below the armature stop piece (6) of the relay with monitoring. After power supply, the transmission light of the sensor will penetrate the relay cover (2) and pass through the stop piece (6) below.

2. The electric life monitoring device externally connected to a railway signal relay according to claim 1, characterized in that: The upper end of the U-shaped bracket card slot (10) is fixed with a sensor transmitter (8) and a sensor receiving amplifier (9) on the left and right respectively, and the bottom of the U-shaped bracket card slot (10) is fixed with a monitoring counting unit (11). The sensor transmitter (8) and the sensor receiving amplifier (9) are respectively connected with the monitoring counting unit (11) through the electrical interface; The relay is placed on the U-shaped mouth of the U-shaped bracket card slot (10), the U-shaped bracket card slot (10) can be clamped with the relay cover (2) in the form of adhesive force or friction force, and there are corresponding position slots for the sensor transmitter (8) and the sensor receiving amplifier (9), forming a relative position fixing structure; The U-shaped bracket card slot (10) can reserve a lead hole (14) and a monitoring counting unit (11) buckle (15) at the lower rib position, and the buckle (15) supports and fixes the unit.

3. The device for monitoring the electric life of a railway signal relay according to claim 2, characterized in that: The position of the sensor transmitter (8) and the sensor receiving amplifier (9) is fixed on the relay cover (2), and the position of the transmission light emitted by the sensor transmitter (8) is located at the empty space (13) of the armature assembly (3) and the stop piece (6) when released, corresponding to the position of the sensor receiving amplifier (9).

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