Intercepting signal control cabinet

Abstract

The utility model belongs to the technical field of signal lamp control, and particularly discloses an interrupting signal control cabinet which comprises an interrupting signal control unit used for being connected with an interrupting signal machine and a cold filament supervision unit used for supervising a cold filament of the interrupting signal machine. The cold filament monitoring unit comprises a control panel, an outdoor lighting circuit, an interruption signal button control circuit, an interruption signal relay control circuit and an indoor lighting circuit, and the interruption signal control unit is matched with the cold filament monitoring unit, so that an interruption signal control function and a cold filament monitoring function are integrated; according to the technical scheme of the invention, the control of the interruption signal can be realized through the operation of a guardian, and the use state of the interruption signal machine is supervised, so that the preciseness of the interruption signal machine for controlling equipment is ensured, the cold filament supervision means are popularized, and the safety and reliability of the interruption signal machine in use are greatly improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to signal lamp control technical field, specifically is a kind of blocking signal control cabinet. BACKGROUND

[0002] Blocking signal machine is used for protecting dangerous places such as road crossing, bridge, tunnel and possible collapse rockfall, which can endanger driving safety, it displays red light in emergency situation to require train to stop, to avoid accident;

[0003] At present, the control mode of blocking signal machine is usually two-position non-self-resetting lead-sealed button, which needs manual breaking operation to ensure reliable triggering in emergency situation, and is used for manual stop alarm sound to avoid continuous interference, such as patent document application No. CN202321657598.2, a railway crossing blocking signal circuit is disclosed, including control positive power supply KZ, control negative power supply KF, manual control relay RKJ, diode Z1-Z2, crossing alarm relay DKBJ, crossing state relay DKZTJ, fault relay GZJ, downward direction relay XFJ, upward direction relay SFJ, downward blocking signal relay XZJ, upward blocking signal relay SZJ, upward repeated indication relay FSZJ, downward repeated indication relay FXZJ, the utility model increases delay relay, delay time is calculated according to the highest speed of the line, the time required for train to reach train emergency braking point, increases blocking signal repeated indication relay (FXZJ / FSZJ) as transition relay, when the downward (upward) blocking signal machine is extinguished and the locomotive signal sends green code, the crossing blocking signal machine on the same line has branch circuit of mutual hostile signal, to avoid causing pedestrian and vehicle safety accident.

[0004] However, since the blocking signal machine in the industry usually only performs blocking control, the use state of the blocking signal machine is not supervised, and the problems existing in the blocking signal machine cannot be found in time, thereby affecting the safety of the blocking signal machine, therefore we need to propose a blocking signal control cabinet to solve the above problems, so that the control of the blocking signal can be realized through the operation of the watchman, and the use state of the blocking device is supervised, to improve the safety of the blocking signal machine. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a kind of blocking signal control cabinet, can realize the control of blocking signal by the operation of watchman, and the use state of blocking device is supervised, improve the safety of blocking signal machine, to solve the problems in the background art.

[0006] To achieve the above objectives, this utility model provides the following technical solution: a shutdown signal control cabinet, comprising a shutdown signal control unit for connection to a shutdown signal device and a cold wire monitoring unit for monitoring the cold wire of the shutdown signal device. The shutdown signal control unit includes a control panel, an outdoor lighting circuit, a shutdown signal button control circuit, a shutdown signal relay control circuit, and an indoor lighting circuit. The control panel is electrically connected to the outdoor lighting circuit, the shutdown signal button control circuit, the shutdown signal relay control circuit, and the indoor lighting circuit, respectively. The cold wire monitoring unit is electrically connected to the outdoor lighting circuit, the indoor lighting circuit, and the control panel, respectively. The cold wire monitoring unit triggers an alarm signal when the filament breaks by monitoring the change in filament circuit impedance.

[0007] Preferably, the outdoor lighting circuit includes a transformer for connecting to AC220V voltage, a signal light, a signal relay, and a interruption signal repeater relay. One end of the No. 1 control contact of the signal relay is connected to pin 2 of the signal light, and the No. 1 normally closed terminal of the signal relay is connected to pin 3 of the signal light. One end of the No. 1 control contact of the interruption signal repeater relay is connected to the other end of the No. 1 control contact of the signal relay, and the other end of the No. 1 control contact of the interruption signal repeater relay is connected to the other end of the No. 1 normally closed terminal of the signal relay. Pin 1 of the signal light and the connection terminals of the interruption signal repeater relay and the signal relay are both connected to the output side of the transformer.

[0008] Preferably, the indoor lighting circuit includes a trip signal relay, a trip signal lighting relay, and a trip signal control button relay connected to the input side of the transformer. One end of the No. 3 control contact of the trip signal control button relay is connected to an AC220V socket, and the other end of the No. 3 control contact of the trip signal control button relay is connected to pin 63 of the trip signal lighting relay. Pin 53 of the trip signal lighting relay is connected to one end of the No. 3 control contact of the trip signal relay.

[0009] Preferably, the cold wire monitoring unit includes a cold wire monitoring relay and a shutdown signal power supply. Pin 4 of the shutdown signal power supply is connected to one end of the cold wire monitoring relay, and the shutdown signal power supply is connected to control contact 5 of the shutdown signal relay through fuse RD5.

[0010] Preferably, the interruption signal button control circuit includes an interruption signal control button, one end of which is connected to pin 1 of the interruption signal control button relay, and the other end of the interruption signal control button and pin 4 of the interruption signal control button relay are both connected to the control panel.

[0011] Preferably, the cut-off signal relay control circuit comprises a cut-off signal counter, two groups of cut-off signal relays are provided, the two groups of cut-off signal relays are connected in series, the normally closed foot of one of the cut-off signal relays is connected with the 2 foot of the cut-off signal counter, the normally closed foot of the other cut-off signal relay is connected with one end of the control contact of the cut-off signal control button relay No.1, and the 1 foot of the cut-off signal counter is connected with the other end of the control contact of the cut-off signal control button relay No.1.

[0012] Preferably, the control panel is provided with a cut-off sound button, a buzzer, a power display lamp and a cold wire supervision lamp, and the cut-off signal control button is arranged on the control panel.

[0013] Compared with the prior art, the utility model has the beneficial effects that:

[0014] 1、 the utility model discloses a cut-off signal control unit and cold wire supervision unit cooperate, and the cut-off signal control function and cold wire supervision function are integrated, can realize the control of the cut-off signal through the operation of the watchman, and the use state of the cut-off signal machine is supervised, guarantee the preciseness of the cut-off signal machine control equipment, and make the cold wire supervision means popular, and the safety and reliability of the cut-off signal machine use are improved greatly. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is the system block diagram of the utility model;

[0016] Figure 2 It is the connection schematic drawing of outdoor lighting circuit and indoor lighting circuit of the utility model;

[0017] Figure 3 It is the control panel schematic drawing of the utility model;

[0018] Figure 4 It is the schematic drawing of cut-off signal button control circuit of the utility model;

[0019] Figure 5 It is the schematic drawing of cut-off signal relay control circuit of the utility model;

[0020] Figure 6 It is the schematic drawing of indoor lighting circuit of the utility model;

[0021] Figure 7 It is the schematic drawing of outdoor lighting circuit of the utility model;

[0022] Figure 8 It is the cut-off signal machine cold wire supervision unit circuit schematic drawing of the utility model;

[0023] Figure 9 It is the cut-off signal cold wire supervision current loop schematic drawing of the utility model;

[0024] Figure 10 It is the structure schematic view of 4 frame blocking signal machine blocking signal control cabinet of the utility model;

[0025] Figure 11 It is the blocking signal combination blocking signal machine 1 schematic view of the utility model;

[0026] Figure 12 It is the blocking signal combination blocking signal machine 1 schematic view of the utility model;

[0027] Figure 13 It is the blocking signal combination blocking signal machine 2 schematic view of the utility model;

[0028] Figure 14 It is the blocking signal combination blocking signal machine 2 schematic view of the utility model;

[0029] Figure 15 It is the control panel schematic view of 4 frame blocking signal machine blocking signal control cabinet of the utility model. DETAILED DESCRIPTION

[0030] The technical solutions in the embodiments of the utility model will be apparently and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor belong to the protection scope of the utility model.

[0031] Please refer to Figures 1-9 The utility model provides a kind of technical solutions: a kind of blocking signal control cabinet, including for being connected with blocking signal machine blocking signal control unit and for the cold filament supervision of blocking signal machine, the blocking signal control unit includes control panel, outdoor lighting circuit, blocking signal button control circuit, blocking signal relay control circuit and indoor lighting circuit, the control panel is electrically connected with outdoor lighting circuit, blocking signal button control circuit, blocking signal relay control circuit and indoor lighting circuit respectively, the cold filament supervision unit is electrically connected with outdoor lighting circuit, indoor lighting circuit and control panel respectively, be provided with cut-off sound button, buzzer, power indicating lamp and cold filament supervision lamp on the control panel, the blocking signal control button is located on control panel, the cold filament supervision unit triggers alarm signal when filament breaks by monitoring lamp filament loop impedance change.

[0032] The outdoor lighting circuit includes a transformer for connecting to AC220V voltage, a signal light, a signal relay, and a interruption signal repeater relay. One end of the No. 1 control contact of the signal relay is connected to pin 2 of the signal light, and the No. 1 normally closed terminal of the signal relay is connected to pin 3 of the signal light. One end of the No. 1 control contact of the interruption signal repeater relay is connected to the other end of the No. 1 control contact of the signal relay, and the other end of the No. 1 control contact of the interruption signal repeater relay is connected to the other end of the No. 1 normally closed terminal of the signal relay. Pin 1 of the signal light and the connection terminals of the interruption signal repeater relay and the signal relay are all connected to the output side of the transformer.

[0033] like Figure 2 As shown, the signal light's main filament is located between pins 1 and 3, and its auxiliary filament is located between pins 1 and 2. When the signal light is off, the signal interruption relay is in the off state, thus disconnecting the auxiliary filament circuit and enabling the main filament to meet the cold wire monitoring conditions. When the signal light is on, the signal interruption relay is on, and both the main and auxiliary filament circuits of the signal light can operate normally.

[0034] The indoor lighting circuit includes a trip signal relay, a trip signal lighting relay, and a trip signal control button relay connected to the transformer input side. One end of the No. 3 control contact of the trip signal control button relay is connected to an AC220V socket, and the other end of the No. 3 control contact of the trip signal control button relay is connected to pin 63 of the trip signal lighting relay. Pin 53 of the trip signal lighting relay is connected to one end of the No. 3 control contact of the trip signal relay. When the guard needs to light up the trip signal, he presses the trip signal control button on the trip signal control panel to light up the trip signal. The trip button is normally in the on state. When the trip signal control button is pressed, the trip signal control button relay is off. After the trip signal control button relay is off, the contacts of the trip signal control button relay control the trip signal relay to be off again. Each time the trip signal control button relay is activated, the trip signal counter counts once.

[0035] After the interruption signal is powered from indoor to outdoor, the interruption signal repeater relay will activate simultaneously with the interruption signal relay and be in the open state. The normally closed contact will connect the circuit, the interruption signal relay will be energized and pull up to disconnect the auxiliary wire circuit, and the main wire of the signal lamp will be energized and lit. If the main wire of the signal lamp breaks while it is energized, the interruption signal relay will drop, the auxiliary wire circuit of the signal lamp will be connected, the auxiliary wire of the signal lamp will be energized and lit, and the cold wire monitoring light on the control panel will simultaneously display an alarm.

[0036] The cold wire supervision unit comprises a cold wire supervision relay and a cut-off signal power supply, one end of the cut-off signal power supply is connected with the cold wire supervision relay, the cut-off signal power supply is connected with the cut-off signal relay No. 5 control contact through a fuse RD5, the cut-off signal relay is normally in the attracted state, and the circuit of the outdoor signal machine is disconnected by default, the circuit of the cold wire supervision unit is connected, the cut-off signal power supply is provided with a special cold wire supervision circuit port, the circuit of the cold wire supervision unit is connected through the fuse, and the cold wire supervision relay is turned on at the same time. If the circuit of the cold wire supervision unit is normal, the cold wire supervision relay is attracted, and the cold wire supervision lamp on the control panel of the control cabinet is turned on; if the cold wire supervision circuit is disconnected, that is, the main wire of the signal lamp is broken or the cable connected between the indoor and outdoor signal machines is disconnected, the cold wire supervision relay is turned off, the cold wire supervision lamp on the control panel of the control cabinet is turned off, and the buzzer on the control panel alarms at the same time, until the signal machine circuit is repaired, and the buzzer can also be silenced through the mute button on the control panel.

[0037] The cut-off signal button control circuit comprises a cut-off signal control button, one end of the cut-off signal control button is connected with a No. 1 control contact of a cut-off signal control button relay, and the other end of the cut-off signal control button and a No. 4 control contact of the cut-off signal control button relay are connected with a control panel.

[0038] The cut-off signal relay control circuit comprises a cut-off signal counter, the cut-off signal relay is provided with two groups, the two groups of cut-off signal relays are connected in series, a No. 2 control contact of the cut-off signal counter is connected with a normally closed foot of one of the cut-off signal relays, a normally closed end of the other cut-off signal relay is connected with one end of a No. 1 control contact of the cut-off signal control button relay, and a No. 1 control contact of the cut-off signal counter is connected with the other end of the No. 1 control contact of the cut-off signal control button relay. Since the general relay on the railway is a safety type relay, the number of contacts is fixed, one cut-off signal relay can realize logical control of two signal machines, for example, as shown in the figure. Figure 5 As shown in the single-line four-signal machine cut-off signal control cabinet, when the cut-off signal control button relay and the cut-off signal relay are both disconnected, the indoor signal machine can send power to the outdoor signal machine through the normally closed contact of the relay, and the cut-off signal light relay is turned on at the same time. The cut-off signal indicating lamp on the control panel is turned on through the attraction of the cut-off signal light relay, which indicates that the signal machine is successfully turned on by the keeper.

[0039] Through the cooperation of the cut-off signal control unit and the cold wire supervision unit, the cut-off signal control function and the cold wire supervision function are integrated, the control of the cut-off signal can be realized through the operation of the keeper, and the use state of the cut-off signal machine is supervised, which not only ensures the rigor of the cut-off signal machine control equipment, but also popularizes the cold wire supervision means, and greatly improves the safety and reliability of the use of the cut-off signal machine.

[0040] The control cabinets for interruption signals can be distributed in a tiered manner according to the scale of the interruption signal equipment, such as... Figure 10 The diagram shows a control cabinet structure for four interruption signal controllers (single-line: 2-lamp unidirectional). The interruption signal controller 1 includes an interruption cold-wire relay 1, an interruption lighting relay 1, an interruption signal relay 1, an interruption signal power supply, and a hydraulic circuit breaker fuse. Figure 11 As shown;

[0041] The interruption warning signal combination interruption warning signal unit 1 includes an interruption warning cold wire relay 1, an interruption warning lighting relay 1, an interruption signal control button relay, an interruption signal power supply, and a hydraulic circuit breaker fuse, such as Figure 12 As shown;

[0042] The interruption signal combination interruption signal device 2 includes an interruption cold wire relay 2, an interruption lighting relay 2, an interruption signal relay 2, an interruption signal power supply, and a hydraulic circuit breaker fuse, such as... Figure 13 As shown;

[0043] The interruption warning signal combination interruption warning signal unit 2 includes an interruption warning cold wire relay 2, an interruption warning lighting relay 2, an interruption signal power supply, and a hydraulic circuit breaker fuse, such as... Figure 14 As shown;

[0044] Control panel such as Figure 15 As shown in the figure, 1ZBD is the main wire breakage alarm indicator for interruption signal 1, 1ZXD is the interruption signal 1 indicator, 1ZLD is the interruption signal cold wire monitoring indicator, 1YZBD is the interruption signal 1 warning main wire breakage alarm indicator, 1YZXD is the interruption signal 1 warning indicator, 1YZLD is the interruption signal 1 warning cold wire monitoring indicator, 2ZBD is the interruption signal 2 main wire breakage alarm indicator, 2ZXD is the interruption signal 2 indicator, 2ZLD is the interruption signal cold wire monitoring indicator, 2YZBD is the interruption signal 2 warning main wire breakage alarm indicator, 2YZXD is the interruption signal 2 warning indicator, 2YZLD is the interruption signal 2 warning cold wire monitoring indicator, ZJSQ is the interruption signal counter, ZFMQ is the interruption signal buzzer, ZA is the interruption signal button, QYA is the cut-off audible button, and ZYD is the power indicator.

[0045] Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present invention, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A signal interruption control cabinet, characterized in that: The device includes a cut-off signal control unit for connection to a cut-off signal and a cold wire monitoring unit for monitoring the cold wire of the cut-off signal. The cut-off signal control unit includes a control panel, an outdoor lighting circuit, a cut-off signal button control circuit, a cut-off signal relay control circuit, and an indoor lighting circuit. The control panel is electrically connected to the outdoor lighting circuit, the cut-off signal button control circuit, the cut-off signal relay control circuit, and the indoor lighting circuit, respectively. The cold wire monitoring unit is electrically connected to the outdoor lighting circuit, the indoor lighting circuit, and the control panel, respectively. The cold wire monitoring unit triggers an alarm signal when the filament breaks by monitoring changes in the filament circuit impedance.

2. The interruption signal control cabinet according to claim 1, characterized in that: The outdoor lighting circuit includes a transformer for connecting to AC220V voltage, a signal light, a signal relay, and a interruption signal repeater relay. One end of the No. 1 control contact of the signal relay is connected to pin 2 of the signal light, and the No. 1 normally closed terminal of the signal relay is connected to pin 3 of the signal light. One end of the No. 1 control contact of the interruption signal repeater relay is connected to the other end of the No. 1 control contact of the signal relay, and the other end of the No. 1 control contact of the interruption signal repeater relay is connected to the other end of the No. 1 normally closed terminal of the signal relay. Pin 1 of the signal light and the connection terminals of the interruption signal repeater relay and the signal relay are all connected to the output side of the transformer.

3. The interruption signal control cabinet according to claim 2, characterized in that: The indoor lighting circuit includes a trip signal relay, a trip signal lighting relay, and a trip signal control button relay connected to the transformer input side. One end of the No. 3 control contact of the trip signal control button relay is connected to an AC220V socket, and the other end of the No. 3 control contact of the trip signal control button relay is connected to pin 63 of the trip signal lighting relay. Pin 53 of the trip signal lighting relay is connected to one end of the No. 3 control contact of the trip signal relay.

4. The interruption signal control cabinet according to claim 3, characterized in that: The cold wire monitoring unit includes a cold wire monitoring relay and a shutdown signal power supply. Pin 4 of the shutdown signal power supply is connected to one end of the cold wire monitoring relay, and the shutdown signal power supply is connected to the control contact 5 of the shutdown signal relay through fuse RD5.

5. A signal interruption control cabinet according to claim 4, characterized in that: The interruption signal button control circuit includes an interruption signal control button. One end of the interruption signal control button is connected to pin 1 of the interruption signal control button relay, and the other end of the interruption signal control button and pin 4 of the interruption signal control button relay are both connected to the control panel.

6. A signal interruption control cabinet according to claim 5, characterized in that: The interruption signal relay control circuit includes an interruption signal counter. Two sets of interruption signal relays are connected in series. Pin 2 of the interruption signal counter is connected to the normally closed pin of one of the interruption signal relays. The normally closed pin of the other interruption signal relay is connected to one end of the control contact 1 of the interruption signal control button relay. Pin 1 of the interruption signal counter is connected to the other end of the control contact 1 of the interruption signal control button relay.

7. A signal interruption control cabinet according to claim 6, characterized in that: The control panel is equipped with a cut-off sound button, a buzzer, a power indicator light, and a cold wire monitoring light. The cut-off signal control button is located on the control panel.

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