CN215954112U - Fault monitoring device for AC type turnout control circuit - Google Patents
Fault monitoring device for AC type turnout control circuit Download PDFInfo
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- CN215954112U CN215954112U CN202122495522.1U CN202122495522U CN215954112U CN 215954112 U CN215954112 U CN 215954112U CN 202122495522 U CN202122495522 U CN 202122495522U CN 215954112 U CN215954112 U CN 215954112U
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Abstract
The utility model discloses an alternating current type turnout control circuit fault monitoring device, which comprises a shell, a monitoring circuit and an operation circuit, wherein the monitoring circuit and the operation circuit are arranged in the shell, a starting circuit monitoring circuit indirectly accesses a voltage meter at output ends X1 and X2, X1 and X3, X1 and X4, X1 and X5 of the turnout control circuit, the circuit monitoring circuit indirectly accesses the voltage meter at X1 and X3, X2 and X3 respectively, the circuit monitoring circuit indirectly accesses the voltage meter at X1 and X2, X2 and X4, X1 and X3, X3 and X5 respectively through a change-over switch K1, the circuit monitoring circuit indirectly accesses a diode at X1 and X2, X1 and X3 respectively through a change-over switch K2, and short circuits X1 and X4, X1 and X5; the starting circuit control circuit is externally connected with an alternating current power supply, universal switches K3 and K4 control power transmission to X1, X3, X4 or X1, X2 and X5, and a voltmeter and an ammeter test the external power supply and the starting current; the display circuit control circuit is externally connected with an alternating current 220V power supply, a transformer is arranged in the display circuit control circuit, transfer switches K3 and K4 control power transmission to X1, X2 and X4 or X1, X3 and X5, and a light emitting diode displays the position of a turnout. And (6) accurately judging the fault.
Description
Technical Field
The utility model relates to the technical field of turnout control circuit monitoring, in particular to an alternating current turnout control circuit fault monitoring device.
Background
The track signal can be said to be the eyes of track traffic transportation, also can be said to be the nervous system of track traffic transportation system, has very important effect to the safe operation of assurance train. The turnout is the main equipment for controlling the running direction of the train, and the turnout is pulled by the point switch to act and be locked, so that the train is ensured to be opened to a correct station track.
The turnout control circuit in the switch machine is used for being matched with a turnout control system (an interlocking system) to realize the conversion of the turnout and indicate the locking state and the position information of the turnout in real time, and is key equipment influencing the safety and the operation efficiency in rail transit. The safety and reliability of the turnout control circuit directly determine the safety and reliability of the turnout, and further directly influence the safety and reliability of a rail transit system.
The switch control circuit is divided into a starting circuit and a display circuit. The starting circuit is a circuit for operating the electric switch machine, and the indicating circuit is a circuit for reflecting the position of the turnout to the signal building. In order to guarantee the safety and reliability of the rail transit system, fault monitoring and finding are needed to be carried out on the turnout control circuit.
At present, the fault monitoring of a turnout control circuit has the following problems:
the turnout control circuit is relatively complex, and common workers are difficult to master tests and process faults.
And when the turnout control circuit works abnormally, the fault reason can not be visually judged.
Thirdly, the time consumption for measuring and judging the fault point by using a multimeter is long, and the instantaneous voltage is difficult to capture.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem that the fault monitoring of the existing turnout control circuit is difficult, the utility model innovatively provides an alternating-current turnout control circuit fault monitoring device, which can realize the accurate judgment of the turnout control circuit fault range and improve the working efficiency by monitoring and controlling the turnout in real time.
In order to achieve the technical purpose, the utility model discloses an alternating current turnout control circuit fault monitoring device, which comprises a shell, a monitoring circuit and an operating circuit, wherein the monitoring circuit is connected when the turnout control circuit in the shell normally works, the operating circuit is connected when the turnout control circuit can not normally work,
the monitoring circuit comprises a starting circuit monitoring circuit and a representation circuit monitoring circuit,
the starting circuit monitoring circuit comprises an alternating-current voltmeter V1, an alternating-current voltmeter V2, an alternating-current voltmeter V3 and an alternating-current voltmeter V4, wherein two ends of the alternating-current voltmeter V1 are respectively connected with an output end X1 of the turnout control circuit and an output end X2 of the turnout control circuit, two ends of the alternating-current voltmeter V2 are respectively connected with an output end X1 of the turnout control circuit and an output end X3 of the turnout control circuit, two ends of the alternating-current voltmeter V3 are respectively connected with an output end X1 of the turnout control circuit and an output end X4 of the turnout control circuit, and two ends of the alternating-current voltmeter V4 are respectively connected with an output end X1 of the turnout control circuit and an output end X5 of the turnout control circuit;
the indicating circuit monitoring circuit comprises a direct current voltmeter V5, a direct current voltmeter V6, a direct current voltmeter V7, a direct current voltmeter V8, a universal change-over switch K1, a universal change-over switch K2, a first diode and a second diode, a first group of connection points of the universal change-over switch K1 and a direct current voltmeter V5 are connected in series between an output end X1 of the turnout control circuit and an output end X2 of the turnout control circuit, a second group of connection points of the universal change-over switch K1 and a direct current voltmeter V6 are connected in series between an output end X2 of the turnout control circuit and an output end X4 of the turnout control circuit, a fourth group of connection points of the universal change-over switch K1 and a direct current voltmeter V7 are connected in series between an output end X1 of the turnout control circuit and an output end X3 of the turnout control circuit, a third group of connection points of the universal change-over switch K1 and a direct current voltmeter V8 are connected in series between an output end X3 of the turnout control circuit and an output end X5 of the turnout control circuit, a first group of connection points and a first diode of a universal change-over switch K2 are connected in series between the output end X1 of the turnout control circuit and the output end X2 of the turnout control circuit, and a series circuit of the first group of connection points of the universal change-over switch K1 and the direct-current voltmeter V5 is connected in parallel with a series circuit of the first group of connection points and the first diode of the universal change-over switch K2; the second group of contacts of the universal change-over switch K2 are respectively connected with the output end X1 of the turnout control circuit and the output end X4 of the turnout control circuit, and short-circuit the output end X1 of the turnout control circuit and the output end X4 of the turnout control circuit; a fourth group of connection points and a second diode of a universal change-over switch K2 are also connected in series between the output end X1 of the turnout control circuit and the output end X3 of the turnout control circuit, a series circuit of the fourth group of connection points of the universal change-over switch K1 and a direct current voltmeter V7 is connected in parallel with a series circuit of the fourth group of connection points and the second diode of the universal change-over switch K2, a third group of connection points of the universal change-over switch K2 is respectively connected with the output end X1 of the turnout control circuit and the output end X5 of the turnout control circuit, and the output end X1 of the turnout control circuit and the output end X5 of the turnout control circuit are short-circuited;
the control circuit comprises a starting circuit control circuit and a representation circuit control circuit,
the starting circuit control circuit comprises an alternating current voltmeter V9, an alternating current voltmeter V10, an alternating current voltmeter A, a universal changeover switch K3 and a universal changeover switch K4, wherein the alternating current voltmeter V9 is connected between an A-phase output end and a B-phase output end of a 380V three-phase alternating current power supply in parallel, the alternating current voltmeter V10 is connected between a B-phase output end and a C-phase output end of the 380V three-phase alternating current power supply in parallel, the A-phase output end of the 380V three-phase alternating current power supply is connected with a first group of contact points of the alternating current voltmeter A and the universal changeover switch K3 in series and is connected with an output end X1 of the turnout control circuit, a static contact point K3-13 of the first group of contact points of the universal changeover switch K3 is connected with the alternating current ammeter A, and a movable contact point K3-11 of the first group of the universal changeover switch K3 is connected with an output end X1 of the turnout control circuit; the B-phase output end of a 380V three-phase alternating-current power supply is connected with a fixed contact K3-23 of a second group of contacts of a universal change-over switch K3, a movable contact K3-21 of the second group of contacts of a universal change-over switch K3 is connected with a movable contact K4-11 of a first group of contacts of a universal change-over switch K4, a fixed contact K4-13 of the first group of contacts of a universal change-over switch K4 is connected with an output end X4 of a turnout control circuit, and a fixed contact K4-12 of the first group of contacts of a universal change-over switch K4 is connected with an output end X2 of the turnout control circuit; the C-phase output end of a 380V three-phase alternating-current power supply is connected with a fixed contact K3-33 of a third group of contacts of a universal change-over switch K3, a movable contact K3-31 of the third group of contacts of a universal change-over switch K3 is connected with a movable contact K4-21 of a second group of contacts of a universal change-over switch K4, a fixed contact K4-23 of the second group of contacts of a universal change-over switch K4 is connected with an output end X3 of a turnout control circuit, and a fixed contact K4-22 of the second group of contacts of a universal change-over switch K4 is connected with an output end X5 of the turnout control circuit;
the representation circuit control circuit comprises a transformer, a light emitting diode FB and a light emitting diode DB, two input ends of the transformer are respectively connected with an A-phase output end of a 380V three-phase alternating current power supply and an N-line output end of the 380V three-phase alternating current power supply, the first output end of the transformer is connected in series with the fourth group of contacts of the universal adapter K3 and the movable contact K4-31 of the third group of contacts of the universal adapter K4, the second output end of the transformer is connected with a static contact K3-12 of a first group of joints of a universal change-over switch K3, the anode of a light-emitting diode FB is respectively connected with a static contact K4-22 of a second group of joints of a universal change-over switch K4 and the output end X5 of a turnout control circuit, and the cathode of the light-emitting diode FB is respectively connected with a static contact K3-32 of a third group of joints of a universal change-over switch K3 and a static contact K4-33 of a third group of joints of a universal change-over switch K4; the cathode of the light emitting diode DB is respectively connected with the static contacts K4-32 of the third group of the universal change-over switch K4 and the static contacts K3-22 of the second group of the universal change-over switch K3, and the anode of the light emitting diode DB is respectively connected with the static contacts K4-13 of the first group of the universal change-over switch K4 and the output end X4 of the turnout control circuit.
Furthermore, a fuse RD1 is connected in series with the series circuit of the universal changeover switch K2 and the first diode between the output end X1 of the turnout control circuit and the output end X2 of the turnout control circuit.
Furthermore, a fuse RD2 is connected in series between the output end X4 of the switch control circuit and the dc voltmeter V6, and a fuse RD4 is connected in series between the output end X5 of the switch control circuit and the dc voltmeter V8.
Furthermore, a fuse RD3 is also connected in series with the series circuit of the universal changeover switch K2 and the second diode between the output end X1 of the turnout control circuit and the output end X3 of the turnout control circuit.
Further, an alternating current fuse RD5 is connected in series between the A-phase output end of the 380V three-phase alternating current power supply and the alternating current ammeter A.
Further, a fuse RD6 is connected in series between the B-phase output end of the 380V three-phase alternating current power supply and the static contact K3-23 of the second group of contacts of the universal change-over switch K3.
Further, a fuse RD7 is connected in series between the C-phase output end of the 380V three-phase alternating current power supply and the static contacts K3-33 of the third group of contacts of the universal change-over switch K3.
Further, a fuse RD8 is connected in series between the output end of the N line of the 380V three-phase alternating current power supply and the input end of the transformer.
Further, an alternating current fuse RD9 is connected in series between the output end of the transformer and the fourth group of contacts of the universal changeover switch K3.
Further, one of the light emitting diodes FB and DB displays light in yellow and the other displays light in green.
The utility model has the beneficial effects that:
the alternating current turnout control circuit fault monitoring device provided by the utility model can be used for realizing accurate judgment of the turnout control circuit fault range and improving the working efficiency by monitoring and controlling the turnout in real time.
The alternating-current turnout control circuit fault monitoring device has the monitoring function and the operation function at the same time, and the monitoring circuit monitors the starting and indicates the working state of the circuit on the principle that the normal working of the turnout control circuit is not interfered; the control circuit controls the action of the switch machine, tests the starting of the switch machine and represents the working state of the circuit. The method is suitable for all types of domestic alternating-current turnouts, and the fault range of the turnout control circuit can be visually and accurately judged through the display of the lamp and the meter. By simplifying the circuit, common workers can more easily master the monitoring method, and the workload of technicians is reduced.
Drawings
Fig. 1 is a schematic circuit diagram of a monitoring circuit of an alternating current type turnout control circuit fault monitoring device according to an embodiment of the utility model;
fig. 2 is a schematic circuit diagram of the operating circuit of the fault monitoring device for the ac turnout control circuit according to the embodiment of the utility model.
Detailed Description
The ac turnout control circuit fault monitoring device provided by the utility model is explained and explained in detail below with reference to the attached drawings of the specification.
This embodiment specifically discloses an interchange type switch control circuit fault monitoring device, including the monitoring circuit of switch control circuit normal during operation switch-on in casing and the control circuit of the unable normal during operation switch-on of switch control circuit, in this embodiment, the casing is plastic housing, and insulating material guarantees the power consumption safety, and the quality is light for the device is light, portable.
The monitoring circuit is connected when the switch control circuit works normally, the electronic elements of the monitoring circuit are connected to the distribution terminals X1-X5 of the distribution panel and the switch box, and X1-X5 correspond to cables of the switch. As shown in fig. 1, the monitoring circuit includes a start-up circuit monitoring circuit and a presentation circuit monitoring circuit.
The starting circuit monitoring circuit comprises an alternating-current voltmeter V1, an alternating-current voltmeter V2, an alternating-current voltmeter V3 and an alternating-current voltmeter V4, wherein two ends of the alternating-current voltmeter V1 are respectively connected with an output end X1 of the turnout control circuit and an output end X2 of the turnout control circuit, two ends of the alternating-current voltmeter V2 are respectively connected with an output end X1 of the turnout control circuit and an output end X3 of the turnout control circuit, two ends of the alternating-current voltmeter V3 are respectively connected with an output end X1 of the turnout control circuit and an output end X4 of the turnout control circuit, and two ends of the alternating-current voltmeter V4 are respectively connected with an output end X1 of the turnout control circuit and an output end X5 of the turnout control circuit; alternating-current voltmeter V1, alternating-current voltmeter V2, alternating-current voltmeter V3 and alternating-current voltmeter V4 are alternating-current 380V voltmeters, and voltage among cables of the starting circuit is monitored in real time, so that real-time monitoring of the starting circuit is achieved.
The circuit monitoring circuit comprises a direct current voltmeter V5, a direct current voltmeter V6, a direct current voltmeter V7, a direct current voltmeter V8, a universal change-over switch K1, a universal change-over switch K2, a first diode and a second diode, a first group of connection points of the universal change-over switch K1 and a direct current voltmeter V5 are connected in series between an output end X1 of the turnout control circuit and an output end X2 of the turnout control circuit, a second group of connection points of the universal change-over switch K1 and a direct current voltmeter V6 are connected in series between an output end X2 of the turnout control circuit and an output end X4 of the turnout control circuit, a fourth group of connection points of the universal change-over switch K1 and a direct current voltmeter V7 are connected in series between an output end X1 of the turnout control circuit and an output end X3 of the turnout control circuit, a third group of connection points of the universal change-over switch K1 and a direct current voltmeter V8 are connected in series between an output end X3 of the turnout control circuit and an output end X5 of the turnout control circuit, the direct-current voltmeter V5, the direct-current voltmeter V6, the direct-current voltmeter V7 and the direct-current voltmeter V8 are direct-current 220V voltmeters, and the voltage among circuit cables is monitored and represented in real time. A first group of connection points and a first diode of a universal change-over switch K2 are connected in series between the output end X1 of the turnout control circuit and the output end X2 of the turnout control circuit, and a series circuit of the first group of connection points of the universal change-over switch K1 and the direct-current voltmeter V5 is connected in parallel with a series circuit of the first group of connection points and the first diode of the universal change-over switch K2; the second group of contacts of the universal change-over switch K2 are respectively connected with the output end X1 of the turnout control circuit and the output end X4 of the turnout control circuit, and short-circuit the output end X1 of the turnout control circuit and the output end X4 of the turnout control circuit; a fourth group of connection points and a second diode of a universal change-over switch K2 are also connected in series between the output end X1 of the turnout control circuit and the output end X3 of the turnout control circuit, a series circuit of the fourth group of connection points of the universal change-over switch K1 and a direct current voltmeter V7 is connected in parallel with a series circuit of the fourth group of connection points and the second diode of the universal change-over switch K2, a third group of connection points of the universal change-over switch K2 is respectively connected with the output end X1 of the turnout control circuit and the output end X5 of the turnout control circuit, and the output end X1 of the turnout control circuit and the output end X5 of the turnout control circuit are short-circuited; through the universal change-over switch K2, a turnout diode is respectively connected between the output end X1 of the turnout control circuit and the output end X2 of the turnout control circuit, and between the output end X1 of the turnout control circuit and the output end X3 of the turnout control circuit, and the output end X1 of the turnout control circuit and the output end X4 of the turnout control circuit, the output end X1 of the turnout control circuit and the output end X5 of the turnout control circuit are respectively short-circuited, so that the simulation test is realized. When the turnout is operated, the universal change-over switches K1 and K2 are in an off state. A fuse RD1 is also connected in series with the series circuit of the universal changeover switch K2 and the first diode between the output end X1 of the turnout control circuit and the output end X2 of the turnout control circuit. A fuse RD2 is connected in series between the output end X4 of the turnout control circuit and the direct-current voltmeter V6, and a fuse RD4 is connected in series between the output end X5 of the turnout control circuit and the direct-current voltmeter V8. A fuse RD3 is also connected in series with the series circuit of the universal changeover switch K2 and the second diode between the output end X1 of the turnout control circuit and the output end X3 of the turnout control circuit. And carrying out overcurrent protection on the diode.
When the switch control circuit does not have normal working conditions, indoor wiring is removed from wiring terminals X1-X5 of the distribution board and the switch box, and then electronic components of the control circuit are connected, and the control circuit is connected. The test to starting circuit and presentation circuit is realized, possesses the voltage test of external power supply simultaneously, switch starting current test and switch state display function.
As shown in fig. 2, the manipulation circuit includes a start-up circuit manipulation circuit and a presentation circuit manipulation circuit.
The starting circuit control circuit comprises an alternating-current voltmeter V9, an alternating-current voltmeter V10, an alternating-current voltmeter A, a universal changeover switch K3 and a universal changeover switch K4, wherein the alternating-current voltmeter V9 is connected between an A-phase output end and a B-phase output end of a 380V three-phase alternating-current power supply in parallel, an alternating-current voltmeter V10 is connected between a B-phase output end and a C-phase output end of the 380V three-phase alternating-current power supply in parallel, and the alternating-current voltmeter V9 and the alternating-current voltmeter V10 test and display the voltage of an external power supply. The A-phase output end of a 380V three-phase alternating current power supply is connected with an alternating current meter A and a first group of connection points of a universal change-over switch K3 in series and is connected with the output end X1 of a turnout control circuit, wherein a static contact K3-13 of the first group of connection points of the universal change-over switch K3 is connected with the alternating current meter A, and a movable contact K3-11 of the first group of connection points of the universal change-over switch K3 is connected with the output end X1 of the turnout control circuit; the B-phase output end of a 380V three-phase alternating-current power supply is connected with a fixed contact K3-23 of a second group of contacts of a universal change-over switch K3, a movable contact K3-21 of the second group of contacts of a universal change-over switch K3 is connected with a movable contact K4-11 of a first group of contacts of a universal change-over switch K4, a fixed contact K4-13 of the first group of contacts of a universal change-over switch K4 is connected with an output end X4 of a turnout control circuit, and a fixed contact K4-12 of the first group of contacts of a universal change-over switch K4 is connected with an output end X2 of the turnout control circuit; the C-phase output end of a 380V three-phase alternating-current power supply is connected with a fixed contact K3-33 of a third group of contacts of a universal change-over switch K3, a movable contact K3-31 of the third group of contacts of a universal change-over switch K3 is connected with a movable contact K4-21 of a second group of contacts of a universal change-over switch K4, a fixed contact K4-23 of the second group of contacts of a universal change-over switch K4 is connected with an output end X3 of a turnout control circuit, and a fixed contact K4-22 of the second group of contacts of a universal change-over switch K4 is connected with an output end X5 of the turnout control circuit; the universal change-over switches K3 and K4 are used for controlling the power transmission to the output end X1 of the turnout control circuit, the output end X3 of the turnout control circuit, the output end X4 of the turnout control circuit or the output end X1 of the turnout control circuit, the output end X2 of the turnout control circuit and the output end X5 of the turnout control circuit, and the external power supply and the starting current are tested through a voltmeter and an ammeter.
The circuit control circuit comprises a transformer BB, a light emitting diode FB and a light emitting diode DB, wherein two input ends 1 and 2 of the transformer BB are respectively connected with an A-phase output end of a 380V three-phase alternating current power supply and an N-line output end of the 380V three-phase alternating current power supply to provide 220V alternating current. The first output end 3 of the transformer BB is connected in series with the movable contacts K4-31 of the fourth group of the universal conversion joint K3 and the third group of the universal conversion joint K4, the second output end 4 of the transformer BB is connected with the fixed contact K3-12 of the first group of the universal conversion switch K3, the transformation ratio of the transformer BB is 220:24, and the 220V alternating current is changed into 24V alternating current to represent the power supply. The anode of the light-emitting diode FB is respectively connected with the static contacts K4-22 of the second group of joints of the universal change-over switch K4 and the output end X5 of the turnout control circuit, and the cathode of the light-emitting diode FB is respectively connected with the static contacts K3-32 of the third group of joints of the universal change-over switch K3 and the static contacts K4-33 of the third group of joints of the universal change-over switch K4; the cathode of the light emitting diode DB is respectively connected with the static contacts K4-32 of the third group of the universal change-over switch K4 and the static contacts K3-22 of the second group of the universal change-over switch K3, and the anode of the light emitting diode DB is respectively connected with the static contacts K4-13 of the first group of the universal change-over switch K4 and the output end X4 of the turnout control circuit. The universal change-over switches K3 and K4 are used for controlling the power supply to the output end X1 of the turnout control circuit, the output end X2 of the turnout control circuit, the output end X4 of the turnout control circuit or the output end X1 of the turnout control circuit, the output end X3 of the turnout control circuit and the output end X5 of the turnout control circuit, and the positions of turnouts are displayed by using light emitting diodes.
An alternating current fuse RD5 is connected in series between the A-phase output end of the 380V three-phase alternating current power supply and the alternating current ammeter A. And a fuse RD6 is connected in series between the B-phase output end of the 380V three-phase alternating-current power supply and the static contact K3-23 of the second group of joints of the universal change-over switch K3. And a fuse RD7 is connected in series between the C-phase output end of the 380V three-phase alternating-current power supply and the static contact K3-33 of the third group of joints of the universal change-over switch K3. A fuse RD8 is connected in series between the N-line output end of the 380V three-phase alternating current power supply and the input end of the transformer BB. An alternating current fuse RD9 is connected in series between the output end of the transformer BB and the fourth group of contacts of the universal changeover switch K3. And overcurrent protection is carried out on the external power supply and the representation power supply.
One of the light emitting diodes FB and DB displays yellow and the other displays green. In this embodiment, the display light color of the led FB is yellow, the display light color of the led DB is green, the led FB is a switch flip indicating diode, and the led DB is a switch positioning indicating diode. When the power supply of the output end X1 of the turnout control circuit, the output end X3 of the turnout control circuit and the output end X5 of the turnout control circuit is switched on, the power supply is inverted to show, and when the power supply of the output end X1 of the turnout control circuit, the output end X2 of the turnout control circuit and the output end X4 of the turnout control circuit is switched on, the power supply is positioned to show.
Universal transfer switches K1 and K2 in this embodiment are all 4 sets of 0.5A universal transfer switches with contacts, ac voltmeter V1, V2, V3 and V4 are ac 380V voltmeter, dc voltmeter V5, V6, V7 and V8 are dc 220V voltmeter, fuses RD1, RD2, RD3 and RD4 are ac 0.5A fuses, and the first diode and the second diode are ac diodes; universal switches K3 and K4 are 4 sets of 5A contact universal switches, ac voltmeter V9 and V10 are ac 380V voltmeter, ac voltmeter V11 is ac 220V voltmeter, ac ammeter a is ac 5A ammeter, fuses RD5, RD6 and RD7 are ac 5A fuses, and fuses RD8 and RD9 are ac 0.5A fuses.
The universal change-over switches K1, K2, K3 and K4, the light-emitting diode, the voltmeter and the ammeter are all protruded out of the shell, so that the operation and observation are convenient.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the utility model and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the utility model.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the description herein, references to the description of the term "the present embodiment," "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and simplifications made in the spirit of the present invention are intended to be included in the scope of the present invention.
Claims (10)
1. An alternating current turnout control circuit fault monitoring device is characterized by comprising a shell, a monitoring circuit which is connected when the turnout control circuit in the shell normally works, and an operating circuit which is connected when the turnout control circuit cannot normally work,
the monitoring circuit comprises a starting circuit monitoring circuit and a representation circuit monitoring circuit,
the starting circuit monitoring circuit comprises an alternating-current voltmeter V1, an alternating-current voltmeter V2, an alternating-current voltmeter V3 and an alternating-current voltmeter V4, wherein two ends of the alternating-current voltmeter V1 are respectively connected with an output end X1 of the turnout control circuit and an output end X2 of the turnout control circuit, two ends of the alternating-current voltmeter V2 are respectively connected with an output end X1 of the turnout control circuit and an output end X3 of the turnout control circuit, two ends of the alternating-current voltmeter V3 are respectively connected with an output end X1 of the turnout control circuit and an output end X4 of the turnout control circuit, and two ends of the alternating-current voltmeter V4 are respectively connected with an output end X1 of the turnout control circuit and an output end X5 of the turnout control circuit;
the indicating circuit monitoring circuit comprises a direct current voltmeter V5, a direct current voltmeter V6, a direct current voltmeter V7, a direct current voltmeter V8, a universal change-over switch K1, a universal change-over switch K2, a first diode and a second diode, a first group of connection points of the universal change-over switch K1 and a direct current voltmeter V5 are connected in series between an output end X1 of the turnout control circuit and an output end X2 of the turnout control circuit, a second group of connection points of the universal change-over switch K1 and a direct current voltmeter V6 are connected in series between an output end X2 of the turnout control circuit and an output end X4 of the turnout control circuit, a fourth group of connection points of the universal change-over switch K1 and a direct current voltmeter V7 are connected in series between an output end X1 of the turnout control circuit and an output end X3 of the turnout control circuit, a third group of connection points of the universal change-over switch K1 and a direct current voltmeter V8 are connected in series between an output end X3 of the turnout control circuit and an output end X5 of the turnout control circuit, a first group of connection points and a first diode of a universal change-over switch K2 are connected in series between the output end X1 of the turnout control circuit and the output end X2 of the turnout control circuit, and a series circuit of the first group of connection points of the universal change-over switch K1 and the direct-current voltmeter V5 is connected in parallel with a series circuit of the first group of connection points and the first diode of the universal change-over switch K2; the second group of contacts of the universal change-over switch K2 are respectively connected with the output end X1 of the turnout control circuit and the output end X4 of the turnout control circuit, and short-circuit the output end X1 of the turnout control circuit and the output end X4 of the turnout control circuit; a fourth group of connection points and a second diode of a universal change-over switch K2 are also connected in series between the output end X1 of the turnout control circuit and the output end X3 of the turnout control circuit, a series circuit of the fourth group of connection points of the universal change-over switch K1 and a direct current voltmeter V7 is connected in parallel with a series circuit of the fourth group of connection points and the second diode of the universal change-over switch K2, a third group of connection points of the universal change-over switch K2 is respectively connected with the output end X1 of the turnout control circuit and the output end X5 of the turnout control circuit, and the output end X1 of the turnout control circuit and the output end X5 of the turnout control circuit are short-circuited;
the control circuit comprises a starting circuit control circuit and a representation circuit control circuit,
the starting circuit control circuit comprises an alternating current voltmeter V9, an alternating current voltmeter V10, an alternating current voltmeter A, a universal changeover switch K3 and a universal changeover switch K4, wherein the alternating current voltmeter V9 is connected between an A-phase output end and a B-phase output end of a 380V three-phase alternating current power supply in parallel, the alternating current voltmeter V10 is connected between a B-phase output end and a C-phase output end of the 380V three-phase alternating current power supply in parallel, the A-phase output end of the 380V three-phase alternating current power supply is connected with a first group of contact points of the alternating current voltmeter A and the universal changeover switch K3 in series and is connected with an output end X1 of the turnout control circuit, a static contact point K3-13 of the first group of contact points of the universal changeover switch K3 is connected with the alternating current ammeter A, and a movable contact point K3-11 of the first group of the universal changeover switch K3 is connected with an output end X1 of the turnout control circuit; the B-phase output end of a 380V three-phase alternating-current power supply is connected with a fixed contact K3-23 of a second group of contacts of a universal change-over switch K3, a movable contact K3-21 of the second group of contacts of a universal change-over switch K3 is connected with a movable contact K4-11 of a first group of contacts of a universal change-over switch K4, a fixed contact K4-13 of the first group of contacts of a universal change-over switch K4 is connected with an output end X4 of a turnout control circuit, and a fixed contact K4-12 of the first group of contacts of a universal change-over switch K4 is connected with an output end X2 of the turnout control circuit; the C-phase output end of a 380V three-phase alternating-current power supply is connected with a fixed contact K3-33 of a third group of contacts of a universal change-over switch K3, a movable contact K3-31 of the third group of contacts of a universal change-over switch K3 is connected with a movable contact K4-21 of a second group of contacts of a universal change-over switch K4, a fixed contact K4-23 of the second group of contacts of a universal change-over switch K4 is connected with an output end X3 of a turnout control circuit, and a fixed contact K4-22 of the second group of contacts of a universal change-over switch K4 is connected with an output end X5 of the turnout control circuit;
the representation circuit control circuit comprises a transformer, a light emitting diode FB and a light emitting diode DB, two input ends of the transformer are respectively connected with an A-phase output end of a 380V three-phase alternating current power supply and an N-line output end of the 380V three-phase alternating current power supply, the first output end of the transformer is connected in series with the fourth group of contacts of the universal adapter K3 and the movable contact K4-31 of the third group of contacts of the universal adapter K4, the second output end of the transformer is connected with a static contact K3-12 of a first group of joints of a universal change-over switch K3, the anode of a light-emitting diode FB is respectively connected with a static contact K4-22 of a second group of joints of a universal change-over switch K4 and the output end X5 of a turnout control circuit, and the cathode of the light-emitting diode FB is respectively connected with a static contact K3-32 of a third group of joints of a universal change-over switch K3 and a static contact K4-33 of a third group of joints of a universal change-over switch K4; the cathode of the light emitting diode DB is respectively connected with the static contacts K4-32 of the third group of the universal change-over switch K4 and the static contacts K3-22 of the second group of the universal change-over switch K3, and the anode of the light emitting diode DB is respectively connected with the static contacts K4-13 of the first group of the universal change-over switch K4 and the output end X4 of the turnout control circuit.
2. The fault monitor for AC type switch control circuit as claimed in claim 1, wherein a fuse RD1 is further connected in series with the series circuit of the universal switch K2 and the first diode between the output terminal X1 of the switch control circuit and the output terminal X2 of the switch control circuit.
3. The fault monitoring device for the alternating-current turnout control circuit according to claim 1 or 2, wherein a fuse RD2 is connected in series between the output end X4 of the turnout control circuit and a direct-current voltmeter V6, and a fuse RD4 is connected in series between the output end X5 of the turnout control circuit and the direct-current voltmeter V8.
4. The fault monitor for AC type switch control circuit as claimed in claim 1, wherein a fuse RD3 is further connected in series with the series circuit of the universal switch K2 and the second diode between the output terminal X1 of the switch control circuit and the output terminal X3 of the switch control circuit.
5. The fault monitoring device for the alternating-current turnout control circuit according to claim 1, wherein an alternating-current fuse RD5 is connected between an A-phase output end of a 380V three-phase alternating-current power supply and an alternating-current ammeter A in series.
6. The fault monitor for ac type switch control circuit as claimed in claim 1, wherein a fuse RD6 is connected in series between the B phase output terminal of 380V three-phase ac power source and the stationary contact K3-23 of the second set of contacts of the universal changeover switch K3.
7. The fault monitor for ac type switch control circuit as claimed in claim 1, wherein a fuse RD7 is connected in series between the C-phase output terminal of 380V three-phase ac power source and the stationary contacts K3-33 of the third set of contacts of the universal changeover switch K3.
8. The fault monitoring device for an alternating-current turnout control circuit according to claim 1, wherein a fuse RD8 is connected in series between an N-line output end of a 380V three-phase alternating-current power supply and an input end of a transformer.
9. The fault monitor for ac switch control circuit as claimed in claim 1, wherein an ac fuse RD9 is connected in series between the output terminal of the transformer and the fourth set of contacts of the universal changeover switch K3.
10. The fault monitoring device for the alternating current type switch control circuit according to claim 1, wherein one of the light emitting diodes FB and DB displays light of yellow color and the other displays light of green color.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122495522.1U CN215954112U (en) | 2021-10-15 | 2021-10-15 | Fault monitoring device for AC type turnout control circuit |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122495522.1U CN215954112U (en) | 2021-10-15 | 2021-10-15 | Fault monitoring device for AC type turnout control circuit |
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| Publication Number | Publication Date |
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| CN215954112U true CN215954112U (en) | 2022-03-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122495522.1U Active CN215954112U (en) | 2021-10-15 | 2021-10-15 | Fault monitoring device for AC type turnout control circuit |
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