CN212627284U - Safety power supply system for lighting horn of electric locomotive - Google Patents

Abstract

The utility model discloses a safe power supply system for an electric locomotive illumination horn, which comprises a traction motor, a transmission mechanism, a generator and a storage battery; the traction motor is connected with an underground overhead line; the output shaft of the traction motor is connected with a generator through a transmission structure; the generator is connected to a storage battery; the storage battery is connected to a lighting lamp and a loudspeaker on the electric locomotive; the utility model discloses the technical scheme who takes has solved the electric locomotive controller among the current electric locomotive power supply system in the pit and has received the influence of environment in the pit to damage easily, leads to the electric locomotive can not in time resume the power supply and has the problem of great potential safety hazard.

Description

Safety power supply system for lighting horn of electric locomotive

Technical Field

The utility model relates to a mine equipment technical field, concretely relates to electric locomotive illumination loudspeaker safety power supply system.

Background

The power supply of the existing underground trolley locomotive is as follows: the pantograph is contacted with the anode of an overhead line, the cathode of the overhead line is connected with a track, a power supply system is introduced through wheels of the electric locomotive, the voltage is 250V-275V direct current, and then the 250V-275V direct current is converted into 24V direct current through a controller of the electric locomotive to be used for the illumination of the electric locomotive and a loudspeaker 7. But for the following reasons:

1. the vibration is large in the running process of the underground electric locomotive;

2. underground moisture and large water vapor;

3. the overhead line is long in line and large in voltage fluctuation; the controller serving as an electronic component is extremely easy to damage underground, and the lighting device and the loudspeaker are in failure; bringing greater risk potential for downhole operations. In addition, because the underground tunnel is long and sometimes reaches several kilometers or even more, when the controller is suddenly powered off and the standby storage battery cannot be taken, certain potential safety hazards are caused to the underground operation.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an electric locomotive illumination loudspeaker safe power supply system, the electric locomotive controller who solves among the current electric locomotive power supply system in the pit receives the influence of environment in the pit to damage easily, leads to the electric locomotive can not in time resume the power supply and has the problem of great potential safety hazard.

In order to solve the technical problem, the utility model adopts the following technical scheme: a safe power supply system for an electric locomotive illumination horn comprises a traction motor, a transmission mechanism, a generator and a storage battery; the traction motor is connected with an underground overhead line; the output shaft of the traction motor is connected with a generator through a transmission structure; the generator is connected to a storage battery; the storage battery is connected to a lighting lamp and a loudspeaker on the electric locomotive;

furthermore, the transmission mechanism comprises a first belt pulley, a second belt pulley and a belt; the first belt pulley is sleeved on an output shaft of the traction motor; the second belt pulley is sleeved on the input shaft of the generator; the first belt pulley and the second belt pulley are in transmission connection through a sleeving belt;

further, the generator is a 12V constant-voltage constant-current generator;

further, the storage battery is 65VA/12 AH;

furthermore, the device also comprises a speed limit switch; the speed limit switch is arranged on the electric locomotive cam controller; when the electric locomotive runs at a high speed and is above 5 grades, the speed limit switch is closed to charge the storage battery;

furthermore, the device also comprises a direction limit switch; the direction limit switch is arranged on the cam controller of the electric locomotive; when the electric locomotive moves reversely, the direction limit switch is switched off, and the storage battery is stopped being charged;

the further technical proposal is that the device also comprises a second power supply device; the second power supply device comprises a motor controller, a second loudspeaker and a second illuminating lamp; the input end of the motor controller is connected with an underground overhead line; the input end of the motor controller is connected with a second loudspeaker and a second illuminating lamp.

Compared with the prior art, the beneficial effects of the utility model are one of following at least:

1. the direct current generator is far superior to an electric locomotive controller in moisture resistance, shock resistance and service life, and is favorable for long-term use in the pit;

2. the circuit is relatively simple, the installation is facilitated, and the safety of a power supply system is improved;

3. the voltage is relatively low, so that the safety of a power supply system is improved;

4. the service life is long, the continuous use is facilitated, the frequency of maintenance is reduced, and the safety of underground operation is improved.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic circuit diagram of the present invention.

In the drawings: 1. a traction motor; 2. a transmission mechanism; 3. a generator; 4. a storage battery; 5. an underground overhead line; 6. an illuminating lamp; 7. a horn; 8. a speed limit switch; 9. a direction limit switch; 10. a motor controller; 11. a second horn; 12. a second illumination lamp; 13. a gearbox.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Example 1: as shown in fig. 1 and 2, a safe power supply system for an electric locomotive illumination horn comprises a traction motor 1, a transmission mechanism 2, a generator 3 and a storage battery 4; the traction motor 1 is connected with an underground overhead line 5; an output shaft of the traction motor 1 is connected with a generator 3 through a transmission structure; the generator 3 is connected to a battery 4; the storage battery 4 is connected to an illuminating lamp 6 and a loudspeaker 7 on the electric locomotive; in the embodiment, an output shaft of the traction motor 1 is connected to a gearbox of the electric locomotive, and the traction motor 1, the generator 3 and the storage battery 4 are all commercially available products; any reasonable model and connection mode can be selected according to the requirement; in this embodiment, the illuminating lamp 6 and the speaker 7 are both made of conventional commercially available products and installed, and any reasonable structure and connection mode can be selected as required.

Because the moisture resistance, the shock resistance and the service life of the direct current generator 3 are superior to those of the electric locomotive controller, when the electric locomotive controller is damaged underground, the electric energy which is sent out by the direct current generator 3 and stored in the storage battery 4 can restore the power supply to the loudspeaker 7 and the illuminating lamp 6 in time, so that the illuminating lamp 6 and the loudspeaker 7 of the electric locomotive can be kept working normally, and the safety of a driver of the electric locomotive and workers passing by the electric locomotive can be guaranteed; the circuit is relatively simple, the installation is facilitated, and the safety of a power supply system is improved; the voltage is relatively low, so that the safety of a power supply system is improved; the service life is long, the maintenance frequency is reduced, and the safety of underground operation is improved.

The transmission mechanism 2 comprises a first belt pulley, a second belt pulley and a belt; the first belt pulley is sleeved on an output shaft of the traction motor 1; the second belt pulley is sleeved on the input shaft of the generator 3; the first belt pulley and the second belt pulley are in transmission connection through a sleeving belt; in the embodiment, the first belt pulley, the second belt pulley and the belt are all conventional commercial products, and any reasonable structure and connection mode can be selected according to needs; in this embodiment, when the output shaft of the traction motor 1 rotates, the first belt pulley is driven to rotate, and the first belt pulley can drive the second belt pulley to rotate through the belt, so as to drive the generator 3 to operate; in the conversion process, the energy loss is relatively reasonable, and the influence on the normal operation of the electric locomotive can be avoided.

The generator 3 is a 12V constant-voltage constant-current generator 3; in the embodiment, the power generation price is a conventional commercial product, and any reasonable structure and connection installation mode can be selected according to needs; the generator 3 adopts a constant voltage and constant current generator 3, which is beneficial to improving the stability and the continuity of the electric energy stored in the storage battery 4, and the relatively lower voltage is also beneficial to improving the safety of the underground power supply system.

The storage battery 4 is 65VA/12 AH; in the embodiment, the storage battery 4 is a conventional commercially available product, and any reasonable structure and connection installation mode can be selected according to needs; the storage battery 4 adopts reasonable capacity and power supply, which is beneficial to improving the stability of power supply to the horn 7 and the illuminating lamp 6 of the electric locomotive; in this embodiment, a conventional control switch is arranged on a connection line between the storage battery 4 and the illuminating lamp 6 and between the storage battery and the horn 7, and any reasonable structure and connection mode of the control switch can be selected as required.

The device also comprises a speed limit switch 8; the speed limit switch 8 is arranged on the electric locomotive cam controller; when the electric locomotive runs at a high speed and is above 5 grades, the speed limit switch 8 is closed to charge the storage battery 4; in the embodiment, the speed limit switch 8 is a conventional commercially available product, and any reasonable structure and connection mode of the speed limit switch 8 can be selected according to needs; because the electric locomotive keeps out the operation, speed is slower, and the electricity generation is unstable, consequently when the electric locomotive high-grade operation, charges battery 4, is favorable to improving stability and persistence, is favorable to prolonging the life cycle of battery 4.

The device also comprises a direction limit switch 9; the direction limit switch 9 is arranged on the cam controller of the electric locomotive; when the electric locomotive moves reversely, the direction limit switch 9 is switched off, and the storage battery 4 is stopped being charged; in this embodiment, the direction limit switch 9 is a conventional commercially available product, and any reasonable structure and connection mode of the direction limit switch 9 can be selected according to needs; the storage battery 4 is charged by limiting the direction of the wild goose and controlling the electric locomotive to advance, so that the charging stability of the storage battery 4 is improved.

The device also comprises a second power supply device; the second power supply device comprises a motor controller 10, a second loudspeaker 11 and a second illuminating lamp 12; the input end of the motor controller 10 is connected with the underground overhead line 5; the input end of the motor controller 10 is connected with a second horn 11 and a second illuminating lamp 12; in this embodiment, the second power supply device can be used as a standby or active power supply system, as an independent power supply system, and can be selectively used as needed, which is beneficial to the flexibility of the downhole power supply system.

Although the invention has been described herein with reference to a number of illustrative embodiments thereof, it should be understood that numerous other modifications and embodiments can be devised by those skilled in the art that will fall within the spirit and scope of the principles of this invention. More specifically, various variations and modifications are possible in the component parts and/or arrangements of the subject combination arrangement within the scope of the disclosure, the drawings and the appended claims. In addition to variations and modifications in the component parts and/or arrangements, other uses will also be apparent to those skilled in the art.

Claims (7)

1. The utility model provides an electric locomotive illumination loudspeaker safety power supply system which characterized in that: comprises a traction motor (1), a transmission mechanism (2), a generator (3) and a storage battery (4); the traction motor (1) is connected with an underground overhead line (5); an output shaft of the traction motor (1) is connected with a generator (3) through a transmission structure; the generator (3) is connected to a battery (4); the storage battery (4) is connected to an illuminating lamp (6) and a loudspeaker (7) on the electric locomotive.

2. The electric locomotive lighting horn safety power supply system of claim 1, wherein: the transmission mechanism (2) comprises a first belt pulley, a second belt pulley and a belt; the first belt pulley is sleeved on an output shaft of the traction motor (1); the second belt pulley is sleeved on an input shaft of the generator (3); the first belt pulley and the second belt pulley are in transmission connection through a sleeved belt.

3. The electric locomotive lighting horn safety power supply system of claim 1, wherein: the generator (3) is a 12V constant-voltage constant-current generator (3).

4. The electric locomotive lighting horn safety power supply system of claim 1, wherein: the storage battery (4) is 65VA/12 AH.

5. The electric locomotive lighting horn safety power supply system of claim 1, wherein: the device also comprises a speed limit switch (8); the speed limit switch (8) is arranged on the cam controller of the electric locomotive; when the electric locomotive runs at a high speed and is above 5 grades, the speed limit switch (8) is closed to charge the storage battery (4).

6. The electric locomotive lighting horn safety power supply system of claim 1, wherein: the device also comprises a direction limit switch (9); the direction limit switch (9) is arranged on the cam controller of the electric locomotive; when the electric locomotive moves reversely, the direction limit switch (9) is switched off, and the storage battery (4) is stopped being charged.

7. The electric locomotive lighting horn safety power supply system of claim 1, wherein: the device also comprises a second power supply device; the second power supply device comprises a motor controller (10), a second loudspeaker (11) and a second illuminating lamp (12); the input end of the motor controller (10) is connected with the underground overhead line (5); the input end of the motor controller (10) is connected with a second loudspeaker (11) and a second illuminating lamp (12).

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