Portable locomotive electric control teaching device

Abstract

The utility model provides a portable locomotive electric control teaching device, comprising a control device, the control device comprises an operation table, and a driver controller, an electrical equipment simulation module and a control module which are fixedly arranged on the operation table, the electrical equipment simulation module is used for simulating electrical equipment of a locomotive, and the control module is used for controlling the operation table; the control module and the driver controller are respectively connected with the electrical equipment simulation module through a plurality of control circuits; and the display panel is respectively connected with the plurality of control circuits, and the display panel is used for displaying the on-off states of all the control circuits. The portable locomotive electric control demonstration device can restore the real situation of a locomotive to the greatest extent, meets the requirements of remote field teaching for practical drilling, achieves the purpose of remote technical demonstration, is convenient to carry and convert, and solves the problems that in the related technology, an electric appliance simulation test bench is large in size and inconvenient to use. And carrying and moving are not convenient.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of electric control technology of locomotive, concretely relates to a portable electric control demonstration teaching device of locomotive. BACKGROUND

[0002] The electric control system of Dongfeng 4DD type locomotive is precisely controlled through mechanical, electromagnetic and electric transmission, etc. The traditional electric system training mode can only rely on book teaching or on-site simulation exercise, and the teaching mode is relatively single. The electric appliance simulation test bench is large in size and inconvenient to carry, and the off-site teaching cannot be carried out. The electric appliance simulation test bench cannot meet the on-site teaching demand and cannot realize off-site technology display. It is difficult to meet the learning demand of the electric control system working mechanism and fault response measures of the locomotive driver, maintenance personnel and new employees in training, resulting in poor training effect of fault deduction analysis, judgment and processing and low practical ability, which cannot eliminate the locomotive fault phenomenon in time and prolongs the fault maintenance time, which constitutes a certain hidden danger to the locomotive operation safety.

[0003] Therefore, the prior art needs to be further developed. CONTENT OF THE UTILITY MODEL

[0004] The utility model aims at overcoming the above technical defects, and provides a portable electric control demonstration teaching device of locomotive to solve the technical problem of the electric appliance simulation test bench being large in size and inconvenient to carry and move in the related art.

[0005] In order to achieve the above technical purpose, the utility model adopts the following technical scheme: a portable electric control demonstration teaching device of locomotive is provided, which comprises: a control device, the control device comprises an operation table, a driver controller, an electric appliance simulation module and a control module fixedly arranged on the operation table, the electric appliance simulation module is used for simulating the electric appliance of the locomotive, the control module and the driver controller are connected with the electric appliance simulation module through a plurality of control circuits; a display panel, the display panel is connected with a plurality of control circuits, and the display panel is used for displaying the on-off state of all control circuits.

[0006] Further, the control module comprises a plurality of circuit breakers, and the plurality of circuit breakers are connected with the control module and the display panel.

[0007] Further, the portable electric control demonstration teaching device of locomotive comprises a fixed guide rail, and the plurality of circuit breakers are sequentially and spacedly arranged on the fixed guide rail.

[0008] Further, the plurality of circuit breakers comprise one or more combinations of a machine control switch, a temperature switch, an air compressor automatic switch, a fixed power generation switch, an auxiliary power generation switch, an air compressor manual switch, a fuel pump switch, a starting pump switch and a master control switch.

[0009] Further, the electric equipment simulation module comprises a plurality of connection switches, the plurality of connection switches are arranged at intervals on the operation table, and the plurality of connection switches are connected with the plurality of circuit breakers or the plurality of controllers one by one.

[0010] Further, the plurality of connection switches comprise a combination of one or more of a fixed power generation contactor, a main excitation contactor, a time relay, an oil pressure protection relay, a temperature relay, a grounding relay, an overcurrent relay, an idling relay, a direction conversion switch, an electric air contactor, an intermediate relay, an automatic contactor, a starting pump contactor, a fuel pump contactor, an auxiliary excitation contactor, an exciter excitation contactor, and an air compressor contactor.

[0011] Further, the portable electric control teaching device for a locomotive comprises a support frame, and a moving roller is arranged on the support frame, and the support frame is used for the display panel.

[0012] Further, the display panel comprises a panel body, a circuit diagram for simulating all control circuits is arranged on the panel body, and a plurality of indicator lamps are arranged on the panel body, the plurality of indicator lamps are connected with the plurality of control circuits one by one, and all the indicator lamps are arranged on the circuit diagram one by one corresponding to the control circuits.

[0013] Further, the portable electric control teaching device for a locomotive comprises a signal transmission assembly, the signal transmission assembly comprises a connecting cable and a connecting connector arranged on the connecting cable, and the connecting cable is connected with the display panel and the control equipment respectively.

[0014] Further, the portable electric control teaching device for a locomotive comprises a power supply assembly, and the power supply assembly is connected with the control equipment.

[0015] Beneficial effects:

[0016] The controller, the electrical equipment simulation module and the control module are integrated on the operation table, are designed according to a locomotive electrical control loop, constitute each action loop of the locomotive, accurately control the on-off and action of each electrical appliance, only adopt a relay to replace the original electrical appliance to realize the action, save materials and space, and the real situation of the locomotive can be restored to the maximum extent. Through the control of the controller and the control module, the on-off of each control circuit is realized, and the on-off of each control circuit is displayed on the display panel, the needs of the real operation exercise of the off-site field teaching are met, the off-site technical display purposes are realized, compared with the traditional teaching device, the electrical appliance cabinet simulator and the air source assembly and other supporting devices are cancelled, the corresponding actions are realized by using the circuit breaker and the relay, the whole device is convenient to carry and convert, has the characteristics of low manufacturing cost, light weight and convenient to carry, can enable the employees to more clearly learn the working mechanism and the fault response measures of the electrical control system, and the abilities of the employees in fault deduction analysis and hands-on operation are enhanced, meanwhile, the teaching and training efficiency of the personnel and the safety in operation are improved, and the technical problems that the electrical appliance simulation test bench is large in size and inconvenient to carry and move are solved. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 is a structure schematic view of a portable locomotive electric control teaching device adopted by an embodiment of the present utility model;

[0018] Figure 2 is a structure schematic view of a control device of a portable locomotive electric control teaching device adopted by an embodiment of the present utility model.

[0019] Among them, the above drawings include the following reference signs:

[0020] 1, control device; 11, operation table; 12, controller; 2, display panel; 21, panel body; 3, connection switch; 31, fixed power generation contactor; 32, main power excitation contactor; 33, time relay; 34, oil pressure protection relay; 35, temperature relay; 36, grounding relay; 37, overcurrent relay; 38, idling relay; 39, direction conversion switch; 310, electric air contactor; 311, intermediate relay; 312, automatic contactor; 313, starting pump contactor; 314, fuel pump contactor; 315, auxiliary power excitation contactor; 316, excitation machine excitation contactor; 317, air compressor contactor; 4, circuit breaker; 41, machine control switch; 42, temperature switch; 43, air compressor automatic switch; 44, fixed power generation switch; 45, auxiliary power generation switch; 46, air compressor manual switch; 47, fuel pump switch; 48, starting pump switch; 49, master control switch; 5, fixed guide rail; 6, support frame; 61, mobile roller; 7, signal transmission assembly; 71, connection joint; 72, connection cable; 8, power supply assembly. DETAILED DESCRIPTION

[0021] In order for those skilled in the art to better understand the scheme of the present application, the technical solutions in the embodiments of the present application will be clearly and completely described below in combination with the drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor should belong to the scope of protection of the present application.

[0022] According to the embodiment of the utility model, a portable locomotive electric control demonstration device is provided, please refer to Figures 1-2 , including: control device 1, control device 1 includes operation platform 11 and fixedly arranged on operation platform 11 controller 12, electrical equipment simulation module and control module, electrical equipment simulation module is used to simulate the electrical equipment of locomotive, control module and controller 12 are connected with electrical equipment simulation module through multiple control circuits respectively;Display panel 2, display panel 2 is connected with multiple control circuits respectively, and display panel 2 is used to display the on-off state of all control circuits.

[0023] In this way, the controller 12, the electrical equipment simulation module and the control module are integrated on the operation platform 11, designed according to the electrical control loop of the locomotive, to form each action loop of the locomotive, accurately control each electrical on-off and action, and only use relays to replace the original electrical equipment to realize the action, for example, use air compressor relay to realize the action of air compressor, to save materials and space, which can restore the real situation of the locomotive to the greatest extent. By controlling the controller 12 and the control module, the on-off of each control circuit is realized, and the on-off of each control circuit is displayed on the display panel 2, which meets the needs of remote field teaching and operation practice, and realizes the purpose of remote technical display. Compared with the traditional demonstration device, the electrical cabinet simulator and the air source assembly and other supporting devices are cancelled, the corresponding actions are realized by using circuit breakers and relays, the whole device is convenient to carry and convert, has the characteristics of low manufacturing cost, light weight and convenient to carry, etc., can make the staff more clearly learn the working mechanism and fault response measures of the electrical control system, and enhance the staff's ability of fault deduction analysis, hands-on operation and the like, and at the same time improve the teaching training efficiency of the staff and the safety in operation, solve the technical problems that the electrical simulation test bench is large in size and inconvenient to carry and move in the related technology.

[0024] In the portable locomotive electric control demonstration device of the embodiment, referring to Figure 2 , the control module includes multiple circuit breakers 4, and the multiple circuit breakers 4 are connected with the control module and the display panel 2 respectively. In this way, in order to realize the electrical action and the convenience of connection line, the locomotive trip switch is replaced by the circuit breaker 4.

[0025] In the portable electric control teaching device of the locomotive of the embodiment, referring to Figure 2 The portable electric control teaching device of the locomotive comprises a fixed guide rail 5, and a plurality of circuit breakers 4 are installed on the fixed guide rail 5 in sequence and at intervals. By arranging the fixed guide rail 5, the plurality of circuit breakers 4 are fixed and installed, each small circuit breaker is installed together by using a sliding rail and is fixed by using a screw, and the fixed guide rail 5 mainly plays a role of simulating various operating switches of the locomotive.

[0026] It should be noted that a line is connected in advance below the operation table and is used for connecting with the plurality of circuit breakers 4.

[0027] In the portable electric control teaching device of the locomotive of the embodiment, referring to Figure 2 The plurality of circuit breakers 4 comprise one or more combinations of the machine control switch 41, the temperature switch 42, the air compressor automatic switch 43, the fixed generator switch 44, the auxiliary generator switch 45, the air compressor manual switch 46, the fuel pump switch 47, the starting pump switch 48 and the general control switch 49.

[0028] In the portable electric control teaching device of the locomotive of the embodiment, referring to Figure 2 The electric equipment simulation module comprises a plurality of connection switches 3, the plurality of connection switches 3 are arranged on the operation table 11 at intervals, and the plurality of connection switches 3 are connected with the plurality of circuit breakers 4 or the controller 12 one by one.

[0029] In the portable electric control teaching device of the locomotive of the embodiment, referring to Figure 1 The plurality of connection switches 3 comprise one or more combinations of the fixed generator contactor 31, the main excitation contactor 32, the time relay 33, the oil pressure protection relay 34, the temperature relay 35, the grounding relay 36, the overcurrent relay 37, the idling relay 38, the direction conversion switch 39, the electric air contactor 310, the intermediate relay 311, the automatic contactor 312, the starting pump contactor 313, the fuel pump contactor 314, the auxiliary excitation contactor 315, the excitation machine excitation contactor 316 and the air compressor contactor 317. In this way, the real situation of the locomotive is restored to the maximum extent, each connection switch is tightened by using a screw and is fixed on the operation table 11, and each connection switch plays a role of directly displaying the action situation of each component when the line works.

[0030] In some embodiments, the control module and the controller 12 are arranged at intervals, the plurality of connection switches 3 are arranged around the control module and the controller 12, and the plurality of connection switches 3 are arranged together according to the functional correlation or the action sequence, so that the training efficiency of the staff is improved.

[0031] In the portable electric control teaching device of the locomotive of the embodiment, referring to Figure 1The portable electric control teaching device for locomotive comprises a support frame 6, a mobile roller 61 is installed on the support frame 6, and the support frame 6 is used for the display panel 2. Through the above arrangement, the display panel 2 is convenient to transfer, and the technical problem that the electric appliance simulation test table is large in size and inconvenient to carry and move in the prior art is further solved.

[0032] In the portable electric control teaching device for locomotive in the embodiment, referring to Figure 1 The display panel 2 comprises a plate body 21, a circuit diagram for simulating all control circuits and a plurality of indicator lamps installed on the plate body 21, the plurality of indicator lamps are one-to-one corresponding connection to the plurality of control circuits, and all the indicator lamps are one-to-one corresponding arranged on the circuit diagram. The indicator lamps on the display panel 2 are connected according to various circuits such as protection, running and starting of the control loop, when the control module on the operating device is in action, the on-off of different loops is directly displayed, the synchronous display of the line indicator lamps is realized at the same time, the real-time state of the control loop can be directly understood by the operator, and the efficiency of the electric teaching and training of the locomotive is improved.

[0033] Specifically, a plurality of mounting holes are formed on the plate body 21, the mounting holes are used for accommodating the indicator lamps, and the plurality of mounting holes and the plurality of indicator lamps are one-to-one corresponding arranged.

[0034] In the portable electric control teaching device for locomotive in the embodiment, referring to Figure 1 The portable electric control teaching device comprises a signal transmission assembly 7, the signal transmission assembly 7 comprises a connecting cable 72 and a connecting connector 71 arranged on the connecting cable 72, and the connecting cable 72 is connected with the display panel 2 and the operating device 1 respectively.

[0035] Specifically, the connecting connector 71 comprises a male head and a female head, the female head of the connecting connector 71 is connected with the display panel 2, and the male head of the connecting connector 71 is connected with the operating device 1. In some embodiments, the connecting connector 71 adopts a space connector, 20 contacts of which are used for connecting the circuits in each loop which need to be introduced into the display panel 2 to the contacts, mainly for connecting the display panel 2 and the operating device 1 and converging the electrical lines introduced from each loop.

[0036] In the portable electric control teaching device for locomotive in the embodiment, referring to Figure 1 The portable electric control teaching device comprises a power supply assembly 8, and the power supply assembly 8 is connected with the operating device 1. Specifically, the power supply assembly 8 is composed of a 220V AC power supply line, a voltage stabilizing power supply and a 110V DC power supply line, the output voltage meets the working requirements of the electric devices of the locomotive, is used for stably providing 110V DC and simulating the real power supply of the locomotive.

[0037] The portable electric control teaching device for locomotive has the characteristics of low manufacturing cost, small size, light weight and convenient carrying, meets the needs of on-site teaching and operation practice, realizes the purpose of technology display, enables the staff to clearly learn the working mechanism and fault response measures of the electric control system, enhances the ability of the staff in fault deduction analysis and operation, and improves the training efficiency.

[0038] The following will take Dongfeng 4DD type diesel locomotive as an example, combine with the attached Figures 1-2 An optional embodiment in the utility model is introduced.

[0039] The portable electric control teaching device for locomotive is composed of a control device 1, a display panel 2, a signal transmission assembly 7 and a power supply assembly 8. Figure 1 It is a control device layout. In this example, the device fixes the electric elements such as relays, contactors and controllers on the operation table 11 with the size of 2000mm*1000mm*25mm to form each action circuit. In the design, the locomotive trip switch is replaced by a circuit breaker 4 to realize the electric action and the convenience of connection line; only one air compressor contactor 317 is used to realize the action to save materials and space; the 1-6C electric air contactor and the direction conversion switch are replaced by the S141 intermediate relay with small size to realize the function. At the same time, in order to realize the better connection of the display circuit of the display panel 2, the main contact of each component is opened, and only the auxiliary contact is used to realize the line display of the display panel 2 indicator light.

[0040] The display panel 2 mainly plays a role of displaying the on-off of the circuit. The display panel 2 is made of an aluminum-plastic plate with a size of 2000mm*1000mm*10mm. The display panel 2 is welded with stainless steel around the same, is fixed by bolts, and is installed on a pulley support with a size of 1070mm*480mm*1800mm. The support is made of stainless steel. A corresponding circuit diagram is attached to the front of the panel body 21. The back of the panel body 21 is provided with circuit wiring, which is fixed by a PVC line groove. Finally, the panel body 21 is covered with an aluminum-plastic plate. In order to directly display the circuit of the electrical appliance, according to the circuit diagram, mounting holes with a diameter of 3mm are punched at corresponding positions. Meanwhile, about 800 red light-emitting diodes, 150 yellow diodes and 180 green light-emitting diodes are embedded in the panel body 21 at corresponding positions of the circuit. When the electrical action experiment is performed, the indicator lights of the corresponding circuit can be turned on to show the power-on action state of each electrical component. The rated voltage of the components in the circuit is 110V. The power supply assembly 8 adopts a special stabilized power supply, which provides 110V DC power. The input of the power supply assembly 8 is 220V AC power, and the output is 110V DC power, which is connected to the circuit breaker of the general control to provide power for each electrical appliance. The circuit of the display panel 2 strictly follows the action sequence of the electrical components of the locomotive, and sequentially turns on and off and acts. The light-emitting diodes of each circuit realize synchronous action with the electrical components. The negative ends of all the indicator lights of the circuit of the display panel 2 are connected to the negative bus, and the positive ends are connected in series and parallel according to the requirements of the corresponding circuit. The circuit mainly includes three parts of starting the machine, driving the vehicle and protection.

[0041] For example, in the starting machine process, the electrical action steps of the starting machine circuit are as follows:

[0042] The starting pump switch 48 is closed, and the starting pump contactor 313 is powered on.

[0043] The fuel pump switch 47 is closed, the coil of the fuel pump contactor 314 is powered on, the main contact is closed, and the RBC anti-interlock is disconnected to start the pump circuit.

[0044] The air compressor manual switch 46 is closed, the time relay 33 and the starting pump contactor 313 are powered on at the same time, the time relay 33 enters the timing state, the starting pump motor drives the starter oil pump to run automatically, the coil of the automatic contactor 312 is powered on, the coil circuit of the starting pump contactor 313 is cut off, and the electromagnetic interlocking coil circuit is connected.

[0045] The auxiliary power generation switch 45 is closed, the coil of the auxiliary power generation contactor 315 is powered on, and the main contact is closed.

[0046] The fixed power generation switch 44 is closed, and the coil of the fixed power generation contactor 31 is powered on.

[0047] (2) Electrical action steps of the driving vehicle circuit:

[0048] The closing machine control switch 41, the controller small handle is placed in "forward" position, the main handle "1" position, the direction conversion switch 39 coil is electrified, the "forward" line lamp is bright, the excitation machine excitation contactor 316 coil is electrified, the electric air contactor 310 coil is electrified, and the main excitation contactor 32 coil is electrified.

[0049] (3) protection circuit electric action step:

[0050] The temperature relay 35 is opened manually, the time relay 33 is turned on after 8-10 seconds delay, the intermediate relay 311 coil is electrified, and the corresponding circuit is bright. The "vehicle unloading" and "high water temperature" lamps of the control console are bright, the excitation machine excitation contactor 316 coil is de-energized, the corresponding lamp is extinguished, the electric air contactor 310 coil is de-energized, and the corresponding lamp is extinguished.

[0051] It should be noted that the terms "first", "second", and the like in the description and claims of the application and the above-mentioned accompanying drawings are used to distinguish similar objects, and do not necessarily indicate a specific order or sequence. It should be understood that the data thus used can be interchanged under appropriate circumstances, so that the embodiments of the application described herein can be implemented in an order other than that illustrated or described herein. In addition, the terms "include" and "have" and any variations thereof are intended to cover non-exclusive inclusion, for example, a process, method, system, product or device including a series of steps or units does not necessarily limit to those steps or units clearly listed, but can include other steps or units not clearly listed or inherent to these processes, methods, products or devices.

[0052] Optionally, the specific examples in the embodiments can refer to the examples described in the above-described embodiments, and the embodiments will not be described here.

[0053] The serial numbers of the above-described embodiments of the application are only for description, and do not represent the advantages and disadvantages of the embodiments.

[0054] In the above-described embodiments of the application, the description of each embodiment has its own emphasis, and the parts not described in detail in a certain embodiment can be referred to the related description of other embodiments.

[0055] The above is only the preferred embodiment of the application, and it should be pointed out that for ordinary skilled in the art, without departing from the principle of the application, a number of improvements and refinements can be made, and these improvements and refinements should be regarded as the protection scope of the application.

Claims

1. A portable electrically controlled teaching device for a locomotive, characterized in that, The utility model relates to a portable locomotive electric control teaching device, including: Manipulation equipment (1), the manipulation equipment (1) includes operation platform (11) and fixedly arranged on the operation platform (11) controller (12), electrical equipment simulation module and control module, the electrical equipment simulation module is used for simulating the electrical equipment of locomotive, the control module and the controller (12) are connected with the electrical equipment simulation module respectively through a plurality of control circuits, Display panel (2), the display panel (2) is connected with a plurality of control circuits respectively, the display panel (2) is used to show the on-off state of all control circuits.

2. The portable locomotive electric control teaching apparatus according to claim 1, wherein The control module includes a plurality of circuit breakers (4), and the plurality of circuit breakers (4) are connected with the control module and the display panel (2) respectively.

3. The portable locomotive electric control teaching apparatus according to claim 2, wherein The portable locomotive electric control teaching device includes a fixed guide rail (5), and the plurality of circuit breakers (4) are sequentially and spacedly installed on the fixed guide rail (5).

4. The portable locomotive electric control teaching apparatus according to claim 2, wherein The plurality of circuit breakers (4) include one or more combinations of a machine control switch (41), a temperature switch (42), an air compressor automatic switch (43), a fixed power generation switch (44), an auxiliary power generation switch (45), an air compressor manual switch (46), a fuel pump switch (47), a starting pump switch (48), and a master control switch (49).

5. The portable locomotive electric control teaching apparatus according to claim 2, wherein The electrical equipment simulation module includes a plurality of connection switches (3), and the plurality of connection switches (3) are spacedly arranged on the operation platform (11); the plurality of connection switches (3) are connected with the plurality of circuit breakers (4) or the controller (12) one by one.

6. The portable locomotive electric control teaching apparatus according to claim 5, wherein The plurality of connection switches (3) include one or more combinations of a fixed power generation contactor (31), a main excitation contactor (32), a time relay (33), an oil pressure protection relay (34), a temperature relay (35), a grounding relay (36), an overcurrent relay (37), an idling relay (38), a direction conversion switch (39), an electric air contactor (310), an intermediate relay (311), an automatic contactor (312), a starting pump contactor (313), a fuel pump contactor (314), an auxiliary excitation contactor (315), an excitation machine excitation contactor (316), and an air compressor contactor (317).

7. The portable locomotive electric control teaching apparatus according to claim 1, wherein The portable locomotive electric control teaching device includes a support frame (6), and a mobile roller (61) is installed on the support frame (6); the support frame (6) is used for the display panel (2).

8. The portable locomotive electric control teaching apparatus according to claim 1, wherein The display panel (2) includes a panel body (21), and a circuit diagram for simulating all control circuits and a plurality of indicator lights installed on the panel body (21) are arranged on the panel body (21); the plurality of indicator lights are connected with the plurality of control circuits one by one, and all the indicator lights are arranged on the circuit diagram one by one corresponding to the plurality of control circuits.

9. The portable locomotive electric control teaching apparatus according to claim 1, wherein The portable locomotive electric control teaching device includes a signal transmission assembly (7), and the signal transmission assembly (7) includes a connection cable (72) and a connection connector (71) arranged on the connection cable (72); the connection cable (72) is connected with the display panel (2) and the manipulation equipment (1) respectively.

10. The portable locomotive electric control teaching apparatus as defined in claim 1, wherein The portable electric control teaching device for locomotive comprises a power supply assembly (8), which is connected with the operating device (1).

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