CN210707423U - Multistage turnout control device - Google Patents

Abstract

The utility model discloses a multistage switch controlling means, include the device shell, control panel, control circuit unit, execution unit, video monitoring unit, electrical unit and input/output linkage unit, control panel, control circuit unit, execution unit, video monitoring unit, electrical unit and output linkage unit pass through the device shell is installed fixedly. Still specifically disclose multistage switch controlling means, the utility model discloses the device can promote quality safety control level, improve the operating efficiency, reduces intensity of labour, realizes that switch debugging process multilevel control's automation is controlled and the real-time recording of action uniformity and various parameters, and test data can derive the analysis and save.

Description

Multistage turnout control device

Technical Field

The utility model relates to a railway switch electrical control engineering technical field is a multistage switch electrical control and relevant parameter of monitoring and the technique of control switch action particularly.

Background

In the pre-station engineering and post-station engineering of the railway engineering, when the pre-station engineering is implemented, the laying and installation of turnouts on a line need to carry out the pulling test, parameter test and other evaluation work of a first group of turnouts, and at the moment, the post-station engineering is not carried out in the field or the post-station engineering signal specialty is not completed. After the first group of turnouts and electric switch equipment are installed, the turnouts are operated manually only by using a crank without electric operation conditions, various parameters and performances of the turnouts in the conversion process cannot be mastered at any time in the debugging process, and various conditions required by electric operation cannot be met. When the multi-stage traction turnout is tested, the manual operation of the turnout requires a plurality of people to hand the switch equipment at the same time to enable the turnout to act, the efficiency is low, and the consistency of multi-stage linkage is difficult to ensure.

Disclosure of Invention

The utility model aims at providing a multistage switch controlling means can carry out the uniformity to multistage switch and pull control and data display save the analysis, improves debugging efficiency and reduces intensity of labour, promotes construction quality and progress.

The utility model discloses a following technical scheme realizes.

A multi-stage turnout control device comprises a control device shell, an operation panel, a control circuit unit, an execution unit, a current monitoring unit, a video monitoring unit, a power supply unit and an output connection unit. The control panel, the control circuit unit, the execution unit, the current monitoring unit, the video monitoring unit, the power supply unit and the output connection unit are fixedly installed through the device shell.

Control the panel and include button switch, switch location reversal and show lamp, three-phase power indicator, total power circuit breaker and current recording display screen, power input and control output interface and constitute, button switch and switch location reversal show the lamp and are located panel top surface align to grid, current recording display screen inlay in board top surface left side, power input and control output interface install respectively in and board both sides.

The control circuit unit is provided with a low-voltage relay starting circuit and a phase failure monitoring circuit, and is respectively connected with the power supply unit, the operation panel and the output connection unit, and the low-voltage relay starting circuit consists of a time relay and an intermediate relay; the phase loss monitoring circuit consists of 3 220v indicating lamps of yellow, green and red, and is embedded in the top surface of the display unit panel;

the execution unit consists of a solid-state relay and an intermediate relay (turnout indication relay), and is connected with turnout switching equipment through the output connection unit to realize the electric control and indication of turnout pulling.

The current monitoring unit is composed of a current transmitter and a current recording display screen, and current parameters of the execution circuit are acquired through the current transmitter and are visually displayed on the current recording display screen.

The power input and control output interface unit provides power and cable plugging positions, the input interface is composed of a four-bit aviation plug, and the output interface is composed of two 32-bit aviation plugs which are respectively embedded in the top surface of the display panel.

The video monitoring unit comprises a remote high-definition camera and a video monitoring display, the high-definition camera is a mobile peripheral device, audio and video communication is achieved through wireless transmission and a video display screen, and the video display screen is embedded in a box cover inside the device.

The power supply unit comprises a 380V overload protection circuit breaker and a direct-current multi-output adapter, comprises DC24V and DC6V power supplies, provides a working power supply for the current monitoring unit, the control circuit unit, the execution unit and the video monitoring unit, the circuit breaker is embedded in the top surface of the display panel, and the adapter is installed inside the device.

Compared with the prior art, the utility model have following advantage:

before indoor equipment is installed and finished, a traditional turnout debugging method can only manually pull the turnout by using a crank, when the turnout with a multi-level traction point is met, a plurality of persons need to simultaneously shake to enable the turnout to act, only mechanical actions such as smoothness of turnout action, locking in place and the like are verified, and the correctness of an electrical function cannot be verified. The manual turnout manually-operated consumes a large amount of physical power, has low efficiency, is easy to rebound when meeting high turnout resistance and has high personal safety hidden danger;

the utility model discloses install according to formal construction drawing, the distribution is accomplished at the operating personnel, can go up the electricity and pull the experiment, can realize the switch conversion and can give the switch through the pilot lamp and show, show action current numerical value or figure curve in multistage switch conversion process in real time, observe switch conversion process through video monitoring system, keep in touch, supplementary judgement trouble with the distal end staff at any time. The utility model discloses can promote quality safety control level, improve the operating efficiency, realize the real-time recording of the various parameters of switch debugging process, test data can derive the save.

To sum up, the utility model has the advantages of as follows:

1. the whole machine is light and convenient, is easy to operate and has simple external connection.

2. And a push button is pressed when the switch is powered on, so that automatic operation of the turnout and automatic power-off protection are realized.

3. The three-phase power supply phase-loss prompting device has the functions of three-phase power supply phase-loss prompting, current detection and turnout indication.

4. A multi-stage switch device capable of controlling 1-5 stages of pulling points individually or simultaneously.

5. The switch is electronically controlled and switch indications are monitored.

6. The switching process monitors the action current parameter.

7. And monitoring the conversion process of the remote turnout by video.

8. The one-level or multi-level traction points can be respectively controlled, and the conversion efficiency and accuracy are improved.

9. Saving labor, simple and convenient operation, energy saving and environmental protection.

Drawings

Fig. 1 is a schematic diagram of the structure of a multi-stage turnout control device.

Fig. 2 is a layout diagram of the equipment of the multi-stage turnout control device.

Fig. 3 is a circuit diagram of the starting circuit of the multi-stage turnout control device.

Fig. 4 is a circuit diagram of the control output of the multi-stage turnout control device.

The reference signs are: 1 control device shell, 2 control circuit unit, 3 execution unit, 4 video monitoring unit, 5 power supply unit, 6 output connection unit, 7 current monitoring unit, 8 control panel, 9 first positioning, reverse operation relay, 10 second positioning, reverse operation relay, 11 first positioning, reverse delay relay, 12 second positioning, reverse delay relay, 13 first positioning, reverse start relay, 14 second positioning, reverse start relay, 15 first positioning, reverse indication relay, 16 second positioning, reverse indication relay, 17 third positioning, reverse indication relay, 18 fourth positioning, reverse indication relay, 19 fifth positioning, reverse indication relay, 20 first solid state relay, 21 second solid state relay, 22 third solid state relay, 23 fourth solid state relay, 24 fifth solid state relay, 25 sixth solid state relay, 26 seventh solid state relay, 27 eighth solid state relay, 28 ninth solid state relay, 29 tenth solid state relay, 30 power relay, 88 push button switch, 880 first push button switch, 881 second push button switch, 882 third push button switch, 883 fourth push button switch, 884 fifth push button switch, 101 remote video display screen, 102 current recording display screen work, 103 switch position reversal indicating lamp, 104 three-phase power phase failure indicating lamp, 105 current transmitter.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The utility model discloses multistage switch controlling means comprises control panel 8, control circuit unit 2, execution unit 3, video monitoring unit 4, electrical unit 5 and power input, output linkage unit 6 six parts.

As described in more detail below: as in fig. 1.

1. The operation panel 8: the switch is composed of 10 positioning and reversing indicating lamps 103, 5 turnout switching buttons, 3 power supply phase-failure monitoring lamps, positioning and reversing operating buttons, 1 total button ZA, a current recording display screen 102, a far-end video display screen 101 and 2 connecting units which are respectively composed of 4-bit aviation plugs and 32-bit aviation plugs. The current recording display screen 102 realizes the current real-time monitoring and recording function through the current transmitter 105.

2. The control circuit unit 2: the starting circuit is composed of low-voltage relays, and the starting circuit drives the relays required by the control circuit through pressing the buttons to provide conditions for the execution unit 3 according to different states.

3. The execution unit 3: the switch indication circuit is composed of a 380V solid-state relay and an indication circuit of an intermediate relay, wherein a control voltage is connected with a switch action circuit through a relay contact and corresponding positioning and reversing solid-state relays, and a switch indication circuit is formed through another 220V voltage, so that the switch positioning and reversing state can be indicated.

3. The video monitoring unit 4: the high-definition camera is a movable peripheral device, video communication is achieved through a wireless module, and bidirectional voice communication can be achieved. The video display screen is arranged in the device, and is automatically lifted by a micro motor, and the motor adopts an SZ/SF power supply of DC 6V.

4. The power supply unit 5: the power supply comprises an AC380V power supply, an AC220V power supply, a DC24V power supply and a DC6V power supply. The AC380V power supply is controlled by an overload protection circuit breaker; the 220V power supply adopts three-phase power line voltage, the DC24V power supply and the DC6V power supply are converted by adopting adapters with corresponding outputs, and the switch function is realized through a general button. The video display screen, the current recording display screen 102 and the starting power supply KZ/KF of the relay adopt a DC24V power supply, the switch is represented by DBZ/DBF220V, and the FBZ/FBF220V adopts a line voltage 220V power supply.

5. Input/output connection section 6: the connection function of the power supply and the control cable is realized. The input of 380V power supply is realized by adopting 4-core aviation plug, and the switch control and indication are realized by adopting 32-bit aviation plug to connect the inner and outer control cables of the controller.

Description of control circuits

1. Relay and module description

The first positioning and reversing operation relay 9 and the second positioning and reversing operation relay 10 use a 24v time relay and are adjustable according to the action time of 1-30S; and continuously supplying power to make the turnout switch be switched in place.

The first positioning delay relay 11 and the second positioning delay relay 12 use a 24V time relay to adjust the slow suction time to reach the power transmission time of the delay circuit, and ensure that the execution unit 3 does not work in the action process of the relays.

A first fixed and reversed starting relay 13 and a second fixed and reversed starting relay 14 which use 24v micro relays; and the switch is matched with a first positioning and reversing operating relay 9 and a second positioning and reversing operating relay 10 to finish the switch conversion action and represent the requirements of power supply and conversion time.

A 24V high-power micro relay is used, the rated value of the contact current is more than 5A, and the relay is used for switching power and meter power; when the excitation is attracted, the power supply for switching the action is switched on, and the circuit is switched on when the field loss falls.

The first solid-state relay 20, the second solid-state relay 21, the third solid-state relay 22, the fourth solid-state relay 23 and the fifth solid-state relay 24 are 400v/10A solid-state relays; 380v alternating current converted to positioning is output during positioning and moving.

The sixth solid-state relay 25, the seventh solid-state relay 26, the eighth solid-state relay 27, the ninth solid-state relay 28, and the tenth solid-state relay 29 are 400v/10A solid-state relays; 380v alternating current converted to reverse position is output during reverse position conveying.

A power supply relay 30 which uses a 24V micro relay and is used for distinguishing positioning reversal to represent power supply transmission;

the button switch 88 comprises a first button switch 880, a second button switch 881, a third button switch 882, a fourth button switch 883 and a fifth button switch 884, which are normally connected, when the traction is less than 5 levels, a corresponding traction point switch is pressed down, a corresponding solid-state relay control power supply is disconnected, 380v power supply is output in a locking manner, and no traction point is ensured to supply power.

And a current transformer 105 for collecting the counterpoint action current of each traction point.

The automatic lifting far-end video display screen 101 is controlled by a micro direct current motor, a main button is pressed to automatically lift to an accurate position when the device is started, and the main button is manually pressed into the device after the test is finished.

The current recording display screen 102 is a commercially available paperless recorder, can monitor the current of the maximum 10 paths, can display parameters in a numerical mode or a curve mode in real time, and can record and store the parameters.

The input/output connection unit 6 realizes the connection function of the power supply and the control cable. The input of 380V power supply is realized by adopting a 4-core aviation plug, and the switch control is realized by adopting the inner control cable and the outer control cable of the 32-bit aviation plug connection controller, so that the connection and the disassembly are convenient.

2. Description of the Circuit

1 control circuit, fig. 3.

After the 380V power supply is electrified, the open-phase voltage indicator lamps are simultaneously lightened and are respectively yellow, green and red indicating lamps, and the indicating lamps are connected with each 380V line voltage in series to realize the open-phase monitoring function. And the absence of phase correspondingly indicates that the lamp is off. Pressing the master button switches the power on to DC24V, DC 6V. The micro motor drives the far-end video display screen 101 to slowly rise to the top end under the driving of DC6V voltage SZ/SF.

For switch direction positioning

When the positioning start button is pressed, the excitation circuit of the first positioning start relay 13 and the reverse start relay 13 are switched on, and a self-closing circuit is formed by a first group of front nodes of the first positioning start relay 13 and the reverse start relay 13. And supplying KZ to the first positioning and reverse operating relay 9 to ensure that the first positioning and reverse operating relay 9 is electrified, wherein the first positioning and reverse operating relay 9 adopts a 24V delay relay, and the first positioning and reverse operating relay 9 works in a delayed mode at the moment. (first fixed and reversed position control relay 9 preset time delay 30s)

The third group of front nodes of the first positioning and reverse starting relay 13 is communicated with an excitation circuit of the first positioning and reverse delay relay 11, and the first positioning and reverse delay relay 11 works in a delayed mode. And setting the delay time 1S of the first positioning delay relay 11 and the reverse delay relay 11, and then sucking up.

Meanwhile, a second group of front nodes of the first positioning and reverse starting relay 13 form an excitation circuit which represents a first positioning and reverse indicating relay 15, a second positioning and reverse indicating relay 16, a third positioning and reverse indicating relay 17, a fourth positioning and reverse indicating relay 18, a fifth positioning and reverse indicating relay 19, and the excitation circuit represents that the relays are kept in a suction state and provides preparation conditions for a turnout switching power supply.

Meanwhile, the fourth group of front node structures of the first fixed-position starting relay 13 and the reverse-position starting relay are attracted by the excitation of the power supply relay 30 and are closed automatically, and the power supply is sent out.

When the first positioning delay relay 11 and the reverse delay relay 11 are attracted after delaying for 1S, the solid state relay is switched on KZ/KF through the front nodes of the second group of the first positioning delay relay 11 and the reverse delay relay 11, so that the first solid state relay 20, the second solid state relay 21, the third solid state relay 22, the fourth solid state relay 23 and the fifth solid state relay 24 work, three-phase alternating current is output, a corresponding motor rotates, and turnouts are switched and moved.

When the first positioning and reverse position operation relay 9 is delayed for 30s to suck up, the self-closing circuit of the first positioning and reverse position starting relay 13 is cut off, the KZ is cut off by the first positioning and reverse position starting relay 13, and the first positioning and reverse position starting relay 13 falls down.

The first positioning and reverse starting relay 13 falls down and cuts off the KZ power supply of the first positioning and reverse delay relay 11 and the first positioning and reverse operating relay 9, so that the first positioning and reverse delay relay 11 and the first positioning and reverse operating relay 9 fall down.

The first positioning and reverse starting relay 13 also cuts off the excitation circuit of the first positioning and reverse indicating relay 15, the second positioning and reverse indicating relay 16, the third positioning and reverse indicating relay 17, the fourth positioning and reverse indicating relay 18, the fifth positioning and reverse indicating relay 19, and the C/R slow-discharge circuit connected with the first positioning and reverse indicating relay 15, the second positioning and reverse indicating relay 16, the third positioning and reverse indicating relay 17, the fourth positioning and reverse indicating relay 18, the fifth positioning and reverse indicating relay 19 in parallel, so that the requirement of fast-suction and slow-falling time is met, and the aim of completely switching the switch machine on the falling switching indicating circuit is fulfilled. The indicating circuit switches on the corresponding indicating lamp through the external switch contact.

At this point, the circuit resumes, waiting for the next operation instruction.

2 execution circuit, fig. 4.

The 380V voltage A/B/C three-phase is connected with outdoor turnout control power through a solid-state relay. After the positioning button is pressed, because the first positioning delay relay 11 and the inversion delay relay 11 in the starting circuit are delayed and sucked up, the description of a control circuit 1 is seen through a circuit structure of the first solid-state relay 20, the second solid-state relay 21, the third solid-state relay 22, the fourth solid-state relay 23 and the fifth solid-state relay 24, the A/B/C voltage is transmitted to a 2.4.6 end through 1.3.5 ends of the first solid-state relay 20, the second solid-state relay 21, the third solid-state relay 22, the fourth solid-state relay 23 and the fifth solid-state relay 24, then a front node of the relay 15, the second positioning delay relay 23 and the inversion indication relay 16 is connected with an outdoor turnout control circuit through the first positioning delay relay and the inversion delay relay, and the turnout control circuit is connected with a switcher through turnout control cables 1, 2 and 5 lines during operation. And (4) the turnout is actuated. Note: the switch machine automatically cuts off the starting power supply after the switch machine is in place through the external contact when the switch machine works normally.

If the switch machine is blocked or the starting power supply can not be automatically cut off, after 30S, the first positioning delay relay 11 and the second positioning delay relay are temporarily set for 30S according to the set time, and then the first positioning delay relay and the second positioning delay relay lose magnetism and fall down. The control condition of the solid-state relay is cut off, the output control circuit of the A/B/C three-phase voltage is cut off, and the turnout stops rotating, so that the equipment and personal safety are ensured.

When the first fixed and reversed starting relay 13 falls down, the corresponding fixed and reversed indicating relay is demagnetized and falls down to be switched to indicate a loop.

Because the first fixed position and reversal position indicating relay 15, the second fixed position and reversal position indicating relay 16, the third fixed position and reversal position indicating relay 17, the fourth fixed position and reversal position indicating relay 18, the fifth fixed position and reversal position indicating relay 19 suck up and are closed automatically at the first fixed position and reversal position starting relay 13, the power supply DBZ/DBF220V is indicated to be switched on, the front node of the relay 17 and the outdoor switch machine are indicated to be switched on through 1, 2 and 4 lines to form a positioning indicating circuit through the first fixed position and reversal position indicating relay 15, the third fixed position and reversal position indicating relay, the positioning indicating lamp is turned on, and the positioning pulling of the switch is completed.

In order to ensure that only one indication power supply is sent out, a falling contact of a second fixed-position starting relay 14 and a reversed-position starting relay 14 are added in the circuit to supply KF power to the power supply relay 30, namely, the power supply relay 30 can only be in a falling state when the position is reversed.

3 current monitoring, as in figure 4.

A current transformer 105 is additionally arranged on a 1 line of each traction point, a working power supply is connected according to the working principle of the current transformer, a measured line passes through a magnetic ring of the current transformer, and the output line of the current transformer is connected to a corresponding connecting terminal of a current recording display screen 102, so that the turnout action current can be monitored in real time.

Second, circuit working principle

Multistage switch controlling means can realize the switch control of 1 ~ 5 grades of many traction points, and when being less than 5 grades of tractions, press and correspond traction point control switch, the locking output power guarantees safe and reliable. The device realizes the on-off time of the solid-state relay and controls the output of a 380V turnout action power supply by setting the action sequence and the time delay of the time relay and the intermediate relay, utilizes an alternating current 220V structure channel turnout indication circuit, supplies direct current output by a transformer to a power supply for device work such as video monitoring current display and the like, and adopts a current transmitter 105 to output turnout real-time action current to a current recording display screen 102. The remote high-definition camera is connected with the video display screen through the wireless module, and real-time transmission of audio and video is achieved.

According to the testing principle, the device adopts a display lamp, an operating button, a display panel and the like to form an operating panel 8 part, a control circuit unit 2 and an execution unit 3 are formed by an intermediate relay, a time relay and a solid-state relay, a power supply unit 5 is formed by an overload circuit breaker and a plurality of output adapters, and an output connection unit 6 is formed by two aviation plugs with different functions, so that the connection of cables is realized.

1. Delay time setting

According to the technical requirements that the turnout action meets the requirements that the 30S conversion is not in place and the automatic power off cannot be realized, and the switch machine should stop the conversion, a first positioning and reverse operation relay 9 and a second positioning and reverse operation relay 1030S are arranged to suck slowly, when the first positioning and reverse operation relay 13 and the second positioning and reverse operation relay 14 suck up for 30S, the first positioning and reverse operation relay 9 and the second positioning and reverse operation relay 10 suck up, and a first positioning and reverse operation relay 13 circuit is disconnected, so that the switch machine stops the conversion.

2. Power supply mode and starting switch

According to the power supply requirement, DC24V and DC6V output by the power supply device are output through a main button switch, and all modules are connected in parallel; the switch points represent the power supply DBZ/DBF220V, FBZ/FBF220V, via the power supply, the pick-up or drop control output of the relay.

3. Set reverse position pulling and multi-stage traction point selection

Setting DQA and FQA button switches which are self-reset buttons, pressing the buttons and connecting corresponding starting circuits to realize the switch position conversion; the first button switch 880, the second button switch 881, the third button switch 882, the fourth button switch 883 and the fifth button switch 884 are arranged to be the control output button switch 88, the switches are non-self-resetting button switches, the normal state is switched on, when the traction is less than 5 grades, the corresponding traction point is pressed, and the output power supply is locked.

Third, implementation mode

Turnout positioning pulling test

1. The device output connecting units 6 are connected with the core wire terminals of the turnout control cables one by one and are connected according to the traction point. The power supply connection units are respectively connected with 380V power supplies A/B/C/N corresponding to yellow, green, red and blue lines.

2. The 380V external power switch is closed.

3. The open-phase monitoring lamps are simultaneously lit.

4. Pressing a main button switch, automatically lifting the far-end video display screen 101 to a specified position, working the current recording display screen 102, and indicating that the lamp 103 is on by default in a reverse position; and a power supply of the remote high-definition camera is turned on, and the video display screen clicks a call button to realize remote voice and video communication.

5. When the general button switch ZA is pressed down, a video can observe the action of a far-end point switch, the current recording display screen 102 displays the current value of the action of the turnout in real time, after the turnout is in place and is moved for 30 seconds, a corresponding relay in the device is sucked up and falls down, and the display panel is positioned to show that a lamp is lightened.

6. And storing the current value in real time, and inserting the USB flash disk into the USB port to export data.

Two-turnout reverse pulling test

The same positioning pull test is realized by only pressing the reverse starting button.

Fourth, the connection and assembly method of each part

Referring to fig. 2, the multi-stage turnout control device is composed of an output connection unit 6 consisting of two aviation plugs, a power supply unit 5, a control circuit unit 2, an execution unit 3, a current monitoring unit 7, buttons, a uniformly arranged indication lamp and video monitoring unit 4 and a shell.

The output connection unit 6 is installed on the left side of the display panel and installed in an embedded mode, the buttons and the indicating lamps are evenly arranged on the display panel, the power switch is installed on the panel, the adapter and control circuit unit 2 and the execution unit 3 are fixed to the bottom of the shell, and the shell and the panel are fixedly connected through bolts for sealing rubber strips.

The utility model discloses the theory of operation:

the operation personnel of the device only need to complete cable distribution, the power-on pulling test is carried out, the turnout conversion can be realized, the correct turnout representation can be given through the indicating lamp, the action current numerical value or the graphic curve is displayed in real time in the turnout conversion process, the turnout conversion process is observed through the video monitoring system, and the turnout conversion process is kept in contact with remote end workers at any time and assists in judging faults. The device can promote quality safety management level, improve operating efficiency, realizes the real-time recording of the various parameters of switch debugging process, and test data can be derived and saved.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;

and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (8)

1. A multistage switch control device, includes controlling means shell (1), its characterized in that: the multi-stage turnout control device comprises a control circuit unit (2), an execution unit (3), a video monitoring unit (4), a power supply unit (5), an output connection unit (6) and a current monitoring unit (7);

the switch-type three-phase power failure display device comprises a control panel (8), wherein the control panel (8) comprises a display panel, a button switch (88), a turnout positioning and reversing indicating lamp (103), a three-phase power failure indicating lamp (104) and a current recording display screen (102), the button switch (88) and the turnout positioning and reversing indicating lamp (103) are uniformly arranged on the top surface of the panel, and the current recording display screen (102) is embedded in the top surface of the display panel;

the control circuit unit (2), the said control circuit unit (2) has starting circuit of low-voltage relay, solid state relay drive circuit, lack of the phase supervising circuit, and connect with said power unit (5), control panel (8) and output connecting unit (6) separately, the said starting circuit of low-voltage relay is made up of time relay, intermediate relay, the said solid state relay drive circuit is made up of solid state relay, intermediate relay, the said lack of phase supervising circuit is made up of yellow, green, red 3 220v representation lamps, inlay in controlling the top surface of the panel (8);

the execution unit (3) comprises a solid-state relay and an intermediate relay, the execution unit (3) is connected with a turnout action circuit through a relay contact and a corresponding positioning and reversing solid-state relay by 380V voltage, a turnout indication circuit is formed by another 220V voltage, the turnout positioning and reversing state can be indicated, and the turnout pulling electric control is realized by connecting the output connection unit (6) with turnout switching equipment;

the output connection unit (6) provides a power supply and a cable plugging position, and the output connection unit (6) consists of 2 32-bit aviation plugs and is embedded in the top surface of the control panel (8);

the current monitoring unit (7), the control panel (8), the control circuit unit (2), the execution unit (3), the video monitoring unit (4), the power supply unit (5) and the output connection unit (6) are fixedly installed through the device shell (1);

the video monitoring unit (4), the said video monitoring unit (4) includes long-range high-definition camera and video monitoring display, the high-definition camera is a removable peripheral equipment, realize the audio and video communication with the video display screen through the wireless module, the video display screen is inlaid in the said apparatus, can utilize the lifting gear to rise to the top surface;

the power supply unit (5), the said power supply unit (5) includes the overload protection circuit breaker and direct current multiple output adapter, including DC24V, DC6V power, the circuit breaker inlays in the said display panel top surface, the adapter is installed inside said apparatus;

the current monitoring unit (7) monitors the action current in real time: a current transducer (105) is arranged on a line 1 of each traction point, a cable passes through a magnetic ring of the transducer, and an output line of the transducer is connected to a corresponding connecting terminal of a current recording display screen (102), so that the turnout action current can be monitored in real time.

2. The multi-stage switch control device according to claim 1, wherein: control panel (8) by 10 decide, the transposition shows lamp (103), 5 switches show power indicator, 3 power default phase monitoring lamps, decide, the transposition operating button, 1 total button, current recording display screen (102), distal end video display screen (101) and 2 output connection unit (6) are constituteed, but distal end video display screen (101) adopt lifting function, but lifting power adopts DC6V, current recording display screen (102) send changer (105) through the electric current and realize the real-time monitoring function of electric current.

3. The multi-stage switch control device according to claim 1, wherein: the control circuit unit (2) and the execution unit (3) comprise a first positioning and reverse position control relay (9), a second positioning and reverse position control relay (10), a first positioning and reverse position delay relay (11), a second positioning and reverse position delay relay (12), a first positioning and reverse position starting relay (13), a second positioning and reverse position starting relay (14), a first positioning and reverse position indication relay (15), a second positioning and reverse position indication relay (16), a third positioning and reverse position indication relay (17), a fourth positioning and reverse position indication relay (18), a fifth positioning and reverse position indication relay (19), a first solid state relay (20), a second solid state relay (21), a third solid state relay (22), a fourth solid state relay (23), a fifth solid state relay (24), a sixth solid state relay (25), a seventh solid state relay (26), The solid-state relay assembly comprises an eighth solid-state relay (27), a ninth solid-state relay (28), a tenth solid-state relay (29) and a power supply relay (30), wherein the button switch (88) comprises a first button switch (880), a second button switch (881), a third button switch (882), a fourth button switch (883) and a fifth button switch (884).

4. The multi-stage switch control device according to claim 1, wherein: the control circuit unit (2) drives a relay required by the control circuit by pressing a button.

5. The multi-stage switch control device according to claim 1, wherein: the execution unit (3) is connected with an outdoor turnout control circuit through a solid-state relay by a 380V voltage A/B/C circuit.

6. The multi-stage switch control device according to claim 1, wherein: the output connection unit (6) realizes the connection function of a power supply and a control cable, adopts a 4-core aviation plug to realize the input of a 380V power supply, and adopts a 32-bit aviation plug to connect the inner control cable and the outer control cable of the controller to realize the turnout control.

7. The multi-stage switch control device according to claim 1, wherein: the video monitoring unit (4) is composed of a wireless high-definition camera and a video display screen, the high-definition camera is a movable peripheral device, video communication is achieved through a wireless module, and bidirectional voice communication can be achieved.

8. The multi-stage switch control device according to claim 1, wherein: the power supply unit (5) consists of a 380V power supply, a 220V power supply, a 24V power supply and a 6V power supply, and the 380V power supply is controlled by an overload protection circuit breaker; the 220V power supply adopts three-phase power line voltage, the 24V power supply and the 6V power supply adopt corresponding output adapter conversion, the switch function is realized through a general button, a motor for lifting the remote video display screen (101) adopts an SZ/SF power supply of DC6V, the video display screen, the current recording display screen (102) and a starting power supply KZ/KF of a relay all adopt a DC24V power supply, the switch representation adopts DBZ/DBF220V, and the FBZ/FBF220V adopts a line voltage 220V power supply.

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