CN213534679U - Electric locomotive side dump car door state early warning device - Google Patents
Electric locomotive side dump car door state early warning device Download PDFInfo
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- CN213534679U CN213534679U CN202022365288.6U CN202022365288U CN213534679U CN 213534679 U CN213534679 U CN 213534679U CN 202022365288 U CN202022365288 U CN 202022365288U CN 213534679 U CN213534679 U CN 213534679U
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Abstract
The utility model provides an electric locomotive side dump formula mine car door state early warning device, including switching power supply, first photoelectric sensing ware, second photoelectric sensing ware, auxiliary relay, time relay, ac contactor, audible-visual annunciator and electric bell, switching power supply and first photoelectric sensing ware series connection, time relay, ac contactor, audible-visual annunciator and electric bell are parallel connection, auxiliary relay's normally open contact is connected with time relay, time relay's normally open contact is connected with ac contactor. The utility model discloses can in time discover that the side dump car door is not full closure state in time and send the early warning, in time eliminate the potential safety hazard, avoid causing accidents such as carriage door striking other equipment and power supply facility in the pit, improve mine car operating safety factor.
Description
Technical Field
The utility model belongs to the technical field of electrical control, a electric locomotive side dump car door state early warning device is related to.
Background
In the mine operation, the electric locomotive is easily blocked the carriage side door through the ore when the bend is unloaded, results in the door closed incomplete, and can't in time discover usually at the in-process driver that drives, so cause the condition of carriage door striking other equipment and power supply facility in the pit easily, in addition, need carry out the power failure to the pit when repairing and handle, have certain influence to production efficiency, have great potential safety hazard simultaneously, based on this, the utility model provides an electric locomotive side dump formula mine car door state early warning device to avoid above-mentioned occurence of failure, improve mine car safe operation coefficient.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to the problem that prior art exists, a electric locomotive side dump car door state early warning device is provided, it is incomplete that the carriage side door closure appears easily in the process of unloading at the bend to have solved the electric locomotive, leads to the problem of carriage door striking other equipment and power supply facility in the pit.
Therefore, the utility model adopts the following technical proposal:
an electric locomotive side-dumping mine car door state early warning device comprises a switch power supply (1), a first photoelectric sensor (2), a second photoelectric sensor (3), an intermediate relay (4), a time relay (5), an alternating current contactor (6), an audible and visual alarm (7) and an electric bell (8), the switch power supply (1) is connected with the first photoelectric sensor (2) in series, the first photoelectric sensor (2), the second photoelectric sensor (3) and the intermediate relay (4) are connected in parallel, the time relay (5), the alternating current contactor (6), the audible and visual alarm (7) and the electric bell (8) are connected in parallel, the normally open contact KA of the intermediate relay (4) is connected with the time relay (5), a normally open contact KT of the time relay (5) is connected with an alternating current contactor (6), and a normally open contact KM of the alternating current contactor (6) is respectively connected with an audible and visual alarm (7) and an electric bell (8).
Further, the switching power supply (1) is connected with a power supply line through a first circuit breaker.
Furthermore, the time relay (5), the alternating current contactor (6), the audible and visual alarm (7) and the electric bell (8) are connected with a power supply line through a second circuit breaker.
The beneficial effects of the utility model reside in that:
the utility model relates to an electric locomotive equipment control system's important component can realize the automatic monitoring of many electric locomotives side dump car door state, has avoided the electric locomotive effectively at the in-process of unloading through the bend, and the easy ore that appears blocks the carriage side door and leads to its closed incomplete condition to in time avoid the carriage door to strike other equipment and power supply facility in the pit, improved electric locomotive operating safety factor, further improved mine production efficiency.
Drawings
Fig. 1 is a schematic diagram of the circuit structure of the present invention.
Detailed Description
The technical solution of the present invention will be described below with reference to the accompanying drawings and implementation methods.
As shown in figure 1, the electric locomotive side-dumping type tramcar door state early warning device comprises a switch power supply (1), a first photoelectric sensor (2), a second photoelectric sensor (3), an intermediate relay (4), a time relay (5), an alternating current contactor (6), an audible and visual alarm (7) and an electric bell (8), wherein the switch power supply (1) is connected with the first photoelectric sensor (2) in series, the first photoelectric sensor (2), the second photoelectric sensor (3) and the intermediate relay (4) are connected in parallel, the time relay (5), the alternating current contactor (6), the audible and visual alarm (7) and the electric bell (8) are connected in parallel, a normally open contact KA of the intermediate relay (4) is connected with the time relay (5), a normally open contact KT of the time relay (5) is connected with the alternating current contactor (6), a normally open contact KM of the alternating current contactor (6) is respectively connected with an audible and visual alarm (7) and an electric bell (8); furthermore, the switching power supply (1) is connected with a power supply line through a first circuit breaker QF1, and the time relay (5), the alternating current contactor (6), the audible and visual alarm (7) and the electric bell (8) are connected with the power supply line through a second circuit breaker QF 2.
Specifically, the utility model discloses well switching power supply (1) adopts bright latitude switching power supply S-150-24, and SAT8-1-9BXSG photoelectric sensing ware all is adopted in first photoelectric sensing ware (2) and second photoelectric sensing ware (3), and intermediate relay (4) adopt ABB-M024DC2L, and time relay (5) adopt morals force west JS14P, and ac contactor (6) adopt morals force west CJX1811, and audible-visual annunciator (7) adopt BC-8 sound and light electron attention device.
The utility model discloses the theory of operation does: firstly, a first photoelectric sensor (2) and a second photoelectric sensor (3) are respectively arranged at two sides of a bend, when the side dump car passes through the bend and the car door is not completely closed after the side dump car is unloaded, the side dump car is scanned by infrared rays emitted by the first photoelectric sensor (2) and the second photoelectric sensor (3), at the moment, PNP junctions of the first photoelectric sensor (2) and the second photoelectric sensor (3) emit high potential at the same time and are transmitted to a coil of the intermediate relay (4), the normally open contact KA of the intermediate relay (4) is closed, the normally open contact KT of the time relay (5) is self-locked and times, meanwhile, a normally open contact KM of the alternating current contactor (6) is closed, an audible and visual alarm (7) and an electric bell (8) alarm at the same time, after the preset time is timed, the time relay (5), the alternating current contactor (6), the audible and visual alarm (7) and the electric bell (8) are automatically disconnected to stop working.
Claims (3)
1. The electric locomotive side-dumping type mine car door state early warning device is characterized by comprising a switch power supply (1), a first photoelectric sensor (2), a second photoelectric sensor (3), an intermediate relay (4), a time relay (5), an alternating current contactor (6), an audible and visual alarm (7) and an electric bell (8), wherein the switch power supply (1) is connected with the first photoelectric sensor (2) in series, the first photoelectric sensor (2), the second photoelectric sensor (3) and the intermediate relay (4) are connected in parallel, the time relay (5), the alternating current contactor (6), the audible and visual alarm (7) and the electric bell (8) are connected in parallel, a normally open contact KA of the intermediate relay (4) is connected with the time relay (5), a normally open contact KA of the time relay (5) is connected with the alternating current contactor (6), and a normally open contact KM of the alternating current contactor (6) is respectively connected with an audible and visual alarm (7) and an electric bell (8).
2. The electric locomotive side dump car door state early warning device according to claim 1, characterized in that the switching power supply (1) is connected with a power supply line through a first circuit breaker.
3. The electric locomotive side dump car door state early warning device according to claim 1, characterized in that the time relay (5), the AC contactor (6), the audible and visual alarm (7) and the electric bell (8) are all connected with the power supply line through a second circuit breaker.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022365288.6U CN213534679U (en) | 2020-10-22 | 2020-10-22 | Electric locomotive side dump car door state early warning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022365288.6U CN213534679U (en) | 2020-10-22 | 2020-10-22 | Electric locomotive side dump car door state early warning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213534679U true CN213534679U (en) | 2021-06-25 |
Family
ID=76499379
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022365288.6U Active CN213534679U (en) | 2020-10-22 | 2020-10-22 | Electric locomotive side dump car door state early warning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213534679U (en) |
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2020
- 2020-10-22 CN CN202022365288.6U patent/CN213534679U/en active Active
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